CN215943464U

CN215943464U - Plastic mold frame beneficial to mold demolding

Info

Publication number: CN215943464U
Application number: CN202122279141.XU
Authority: CN
Inventors: 李世萍
Original assignee: Suzhou Taisheng Machinery Technology Co ltd
Current assignee: Suzhou Taisheng Machinery Technology Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-04
Anticipated expiration: 2031-09-18

Abstract

The utility model belongs to the technical field of plastic molds, and particularly relates to a plastic mold frame beneficial to mold demolding, which comprises a body mechanism, an upper mold mechanism and a lower mold mechanism, wherein the body mechanism comprises a processing table, a plate frame connected to the processing table and a cylinder fixedly arranged on the plate frame, the upper mold mechanism comprises an upper mold frame connected to a piston rod of the cylinder and a guide rod arranged in the upper mold frame, and the lower mold mechanism comprises a lower mold frame arranged on the processing table and a top plate arranged in the lower mold frame. According to the utility model, the first spring, the limiting plate, the ejector rod, the top plate sheet and the guide rod are mutually matched, so that the first spring can contract when the guide rod ascends, and the limiting plate drives the ejector rod and the top plate sheet to slowly ascend, so that the mold can be demolded in the lower mold frame while being demolded in the upper mold frame, the waiting interval time is further reduced, the demolding efficiency of the utility model is improved, and the rapid production of large-scale molds is facilitated.

Description

Plastic mold frame beneficial to mold demolding

Technical Field

The utility model relates to the technical field of plastic molds, in particular to a plastic mold frame beneficial to mold stripping.

Background

The plastic mould is also called as plastic mould frame, and is a kind of combined mould for compression moulding, extrusion moulding, injection, blow moulding and low foaming moulding, and the coordination change of mould convex and concave mould and auxiliary forming system can be used for processing a series of plastic parts with different shapes and sizes.

When the existing plastic mold frame is used for demolding a processed mold, a manual operation mode is generally adopted, and when products are more, the manual demolding efficiency can obviously not meet the production requirement, and when the mold is demolded in an air cylinder ejection mode, the mold can work after being demolded in an upper mold frame, and the production efficiency is seriously influenced by the interval time.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the utility model is as follows:

the utility model provides a do benefit to plastic die carrier of mould drawing of patterns, includes body mechanism, upper die mechanism and lower die mechanism, body mechanism include the processing platform, connect in the grillage and the fixed mounting of processing platform in the cylinder of grillage, upper die mechanism including connect in last die carrier of cylinder piston rod is with place in go up the guide arm of die carrier, lower die mechanism including install in the lower die carrier of processing platform is placed in place the roof piece of die carrier down, connect in the roof piece and run through in the ejector pin of die carrier down, connect in the limiting plate of ejector pin and connect in the spring at processing platform bottom and limiting plate top one.

Preferably, the upper die mechanism further comprises a containing groove formed in the upper die frame and a second spring arranged in the containing groove, and one end of the second spring is fixedly connected to one end of the guide rod.

Preferably, the upper die mechanism further comprises a first sliding plate connected to the inner wall of the accommodating groove and a sliding groove in sliding fit with the first sliding plate, and the sliding groove is formed in the outer wall of the guide rod.

Preferably, the lower die mechanism further comprises a stabilizing groove adapted to the guide rod and a guide hole penetrating through the lower die frame, and the stabilizing groove is formed in the top of the limiting plate.

Preferably, the inner wall of the guide hole is fixedly connected with a second sliding plate, and the outer surface of the second sliding plate and the outer surface of the first sliding plate are positioned on the same vertical line.

Preferably, the body mechanism further comprises a slide rail mounted on the plate frame, and the upper die frame is slidably arranged on the slide rail.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, the first spring, the limiting plate, the ejector rod, the top plate sheet and the guide rod are mutually matched, so that the first spring can contract when the guide rod ascends, and the limiting plate drives the ejector rod and the top plate sheet to slowly ascend, so that the mold can be demolded in the lower mold frame while being demolded in the upper mold frame, the waiting interval time is further reduced, the demolding efficiency of the utility model is improved, and the rapid production of large-scale molds is facilitated.

2. According to the utility model, the upper die frame, the second spring and the guide rod are matched with each other, so that the second spring can slightly stretch when the upper die frame ascends, and the die adhered to the inner wall can slowly separate from the upper die frame by virtue of elastic tension, thereby reducing the problem that the surface of the die is damaged during hard demolding, and the quality is unqualified.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of the present invention;

FIG. 4 is a schematic view of the structure of the anchoring groove of the present invention.

Reference numerals:

100. a body mechanism; 110. a processing table; 120. a plate frame; 130. a cylinder; 140. a slide rail;

200. an upper die mechanism; 210. feeding a mold frame; 220. a guide bar; 230. accommodating grooves; 240. a second spring; 250. a first sliding plate; 260. a chute;

300. a lower die mechanism; 310. a lower die frame; 320. a roof sheet; 330. a top rod; 340. a limiting plate; 350. a first spring; 360. a stabilizing groove; 370. and a guide hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.

The plastic mold frame provided by some embodiments of the utility model is described below with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1 to 4, the plastic mold frame facilitating mold release provided by the utility model comprises a body mechanism 100, an upper mold mechanism 200 and a lower mold mechanism 300, wherein the body mechanism 100 comprises a processing table 110, a plate frame 120 connected to the processing table 110 and a cylinder 130 fixedly mounted on the plate frame 120, the upper mold mechanism 200 comprises an upper mold frame 210 connected to a piston rod of the cylinder 130 and a guide rod 220 embedded in the upper mold frame 210, and the lower mold mechanism 300 comprises a lower mold frame 310 mounted on the processing table 110, a top plate 320 embedded in the lower mold frame 310, a top rod 330 connected to the top plate 320 and penetrating through the lower mold frame 310, a limit plate 340 connected to the top rod 330 and a first spring 350 connected to the bottom of the processing table 110 and the top of the limit plate 340.

The upper die mechanism 200 further comprises an accommodating groove 230 formed in the upper die frame 210 and a second spring 240 arranged in the accommodating groove 230, one end of the second spring 240 is fixedly connected to one end of the guide rod 220, and the design function of the upper die mechanism is beneficial to high-quality demolding of the die in the upper die frame 210 and reduces the problem of die damage.

Specifically, when the cylinder 130 contracts, the piston rod can drive the upper mold frame 210 to move, and then the second spring 240 in the accommodating groove 230 can slightly extend, so that the mold adhered to the inner wall can slowly separate from the upper mold frame 210 by means of elastic tension.

The upper mold mechanism 200 further includes a first sliding plate 250 connected to the inner wall of the accommodating groove 230 and a sliding groove 260 slidably fitted to the first sliding plate 250, and the sliding groove 260 is disposed on the outer wall of the guide rod 220, so as to improve the stability of the guide rod 220, further improve the accuracy of the aligned upper mold frame 210 and the lower mold frame 310, and facilitate the high-quality processing of the mold.

The lower die mechanism 300 further comprises a stabilizing groove 360 adapted to the guide rod 220 and a guide hole 370 penetrating through the lower die frame 310, the stabilizing groove 360 is arranged at the top of the limiting plate 340, the guide rod 220 penetrates through the guide hole 370 and then can abut against the inside of the stabilizing groove 360, so that the stability of the top plate piece 320 after sinking is improved, the problem that the top plate piece 320 influences die machining due to the fact that the limiting plate 340 shakes is avoided, and meanwhile, the stability of the die during demolding can be guaranteed.

The inner wall of the guide hole 370 is fixedly connected with a second sliding plate, the outer surface of the second sliding plate and the outer surface of the first sliding plate 250 are positioned on the same vertical line, and the design function of the second sliding plate is favorable for the vertical lifting of the guide rod 220.

Specifically, when the guide rod 220 passes through the guide hole 370 and moves downward, the first sliding plate 250 and the second sliding plate can slide in the sliding groove 260, so as to improve the accuracy of the engagement between the upper mold frame 210 and the lower mold frame 310.

The body mechanism 100 further comprises a slide rail 140 mounted on the frame 120, the upper mold frame 210 is slidably disposed on the slide rail 140, and the design function of the body mechanism is favorable for stable lifting of the upper mold frame 210, so as to ensure the accuracy of the guide rod 220 passing through the guide hole 370.

The working principle and the using process of the utility model are as follows: when the die is used, the upper die frame 210 can move towards the lower die frame 310 on the slide rails 140 by the operation of the air cylinder 130, one end of the guide rod 220 can penetrate through the guide hole 370 to abut against the inside of the stabilizing groove 360 during the movement, so that the upper die frame 210 and the lower die frame 310 can be attached to the bottom wall of the inner cavity of the lower die frame 310, the second spring 240 can stretch by the contraction operation of the air cylinder 130 after the materials are injected and cooled through an external material injection pipe, the problem of damage of the die can be solved by elastic buffer tension, the first spring 350 can pull the limiting plate 340 to ascend when the guide rod 220 gradually ascends along with the continuous operation of the air cylinder 130, the ejector rod 330 can drive the top plate 320 to ascend of the limiting plate 340, the slow demolding of the die is facilitated, the waiting interval time required in the prior art is shortened, and the demolding efficiency of the utility model is improved.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a do benefit to plastic die carrier of mould drawing of patterns which characterized in that includes:

a body mechanism (100) including a processing table (110), a plate frame (120) connected to the processing table (110), and a cylinder (130) fixedly mounted to the plate frame (120);

the upper die mechanism (200) comprises an upper die frame (210) connected to a piston rod of the air cylinder (130) and a guide rod (220) arranged in the upper die frame (210);

lower mould mechanism (300), including install in lower die carrier (310) of processing platform (110), place in place roof piece (320) of lower die carrier (310), connect in roof piece (320) and run through in ejector pin (330) of lower die carrier (310), connect in limiting plate (340) of ejector pin (330) and connect in first spring (350) at processing platform (110) bottom and limiting plate (340) top.

2. The plastic mold frame facilitating mold stripping as claimed in claim 1, wherein the upper mold mechanism (200) further comprises a receiving groove (230) formed in the upper mold frame (210) and a second spring (240) embedded in the receiving groove (230), and one end of the second spring (240) is fixedly connected to one end of the guide rod (220).

3. The plastic mold frame for facilitating demolding of the mold as claimed in claim 2, wherein the upper mold mechanism (200) further comprises a first sliding plate (250) connected to the inner wall of the accommodating groove (230) and a sliding groove (260) in sliding fit with the first sliding plate (250), and the sliding groove (260) is opened on the outer wall of the guide rod (220).

4. The plastic mold frame facilitating mold stripping as claimed in any one of claims 1 or 3, wherein the lower mold mechanism (300) further comprises a stabilizing groove (360) adapted to the guide rod (220) and a guide hole (370) penetrating the lower mold frame (310), and the stabilizing groove (360) is opened at the top of the limiting plate (340).

5. The plastic mold frame facilitating mold stripping as claimed in claim 4, wherein a second sliding plate is fixedly connected to the inner wall of the guide hole (370), and the outer surface of the second sliding plate and the outer surface of the first sliding plate (250) are on the same vertical line.

6. The plastic mold frame facilitating mold stripping as claimed in claim 1, wherein the body mechanism (100) further comprises a slide rail (140) mounted on the frame (120), and the upper mold frame (210) is slidably disposed on the slide rail (140).