CN216267300U

CN216267300U - Rubber roller open type pouring mould

Info

Publication number: CN216267300U
Application number: CN202122419540.1U
Authority: CN
Inventors: 曹国柱
Original assignee: Zhongshan Chongtian Hardware Products Co ltd
Current assignee: Zhongshan Chongtian Hardware Products Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-04-12
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses an open type filling mould for a rubber roller, which comprises a forming mould, wherein a forming groove with two ends communicated with the outside is arranged in the forming mould, the forming groove is provided with a notch for filling glue solution, two ends of the forming groove are respectively provided with a plug for sealing the end part of the forming groove, and a positioning hole is arranged in the plug. Through the structure, the rubber roller can be taken out from the two ends of the forming groove in the mold stripping process, the mold stripping is easy, the notch can be made narrow, and the rubber roller which is subjected to injection molding is closer to a cylindrical shape, so that the material is saved and the processing amount is reduced.

Description

Rubber roller open type pouring mould

Technical Field

The utility model relates to an injection mold, in particular to an open type pouring mold for a rubber roller.

Background

The rubber roller is a common component in the laser printer, and a layer of rubber is wrapped outside an iron core in the middle. The rubber is molded integrally with the iron core by adopting mold injection, in order to avoid bubbles in the rubber after injection molding, the applicant designs an open type injection mold (patent number: 201922319234), the injection mold has good air discharge performance and saves materials, but the mold is difficult to be discharged, and the mold can be taken out from a molding cavity by utilizing the extrusion deformation of the rubber on the surface of a rubber roller, so that a new mold is needed to be designed, the advantages of material saving and good air discharge performance are kept, and the mold is convenient to release.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a rubber roller open type pouring die.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the open type pouring mould for the rubber roller comprises the following components: including the moulded die, be equipped with the shaping groove that both ends all link up with the external world in this moulded die, this shaping groove has a notch that is used for pouring the glue solution, the both ends of shaping groove all are equipped with the end cap that is used for sealed shaping groove tip, are equipped with the locating hole in this end cap.

The molding groove is an arc groove.

The forming die is relatively provided with a guide plate, and the bottom edge of the guide plate is connected with the edge of the notch.

The guide plates are obliquely arranged, the two guide plates enclose a guide groove, and the groove bottom of the guide groove is communicated with the groove opening.

The cross-sectional outer contour shape of the forming die comprises: square bottom, arc waist and linear top.

The utility model has the beneficial effects that: the forming device comprises a forming die, wherein a forming groove with two ends communicated with the outside is arranged in the forming die, the forming groove is provided with a notch for pouring glue, two ends of the forming groove are respectively provided with a plug for sealing the end part of the forming groove, and a positioning hole is arranged in the plug. Through the structure, the rubber roller can be taken out from the two ends of the forming groove in the mold stripping process, the mold stripping is easy, the notch can be made narrow, and the rubber roller which is subjected to injection molding is closer to a cylindrical shape, so that the material is saved and the processing amount is reduced.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

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

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

fig. 3 is a schematic cross-sectional view of a stopper.

Detailed Description

Advantages and features of the present disclosure and methods of practicing the same will be clarified by the following embodiments described with reference to the accompanying drawings. This disclosure may, however, be embodied in different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Furthermore, the present disclosure is to be limited only by the scope of the claims.

The shapes, sizes, proportions, angles and numbers disclosed in the accompanying drawings for describing embodiments of the present disclosure are by way of example only, and are not intended to be limited to the details shown. Like reference numerals refer to like elements throughout the specification. In the following description, when a detailed description of a related known function or configuration is determined to unnecessarily obscure the focus of the present disclosure, the detailed description will be omitted. In the case of using "including", "having", and "including" described in this specification, other components may be added unless "only" is used. Unless indicated to the contrary, singular terms may include the plural.

In explaining the elements, although not explicitly described, the elements are understood to include error ranges.

In describing the positional relationship, for example, when the positional relationship is described as "on … …", "above … …", "below … …", and "adjacent to … …", one or more portions may be arranged between two other portions unless "immediately" or "directly" is used.

In describing the temporal relationship, for example, when the temporal order is described as "after … …", "subsequently", "next", and "before … …", the case of discontinuity may be included unless "just" or "directly" is used.

It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.

As will be well understood by those skilled in the art, the features of the different embodiments of the present disclosure may be partially or fully coupled or combined with each other and may cooperate with each other and be technically driven in various ways. Embodiments of the present disclosure may be performed independently of each other, or may be performed together in an interdependent relationship.

Referring to fig. 1 to 3, the utility model discloses a rubber roller open type filling mold, which comprises a forming mold 1, wherein a forming groove 2 with two ends communicated with the outside is arranged in the forming mold 1, the forming groove 2 is an arc groove, the forming groove 2 is provided with a notch 3 for filling glue solution, two ends of the forming groove 2 are respectively provided with a plug 4 for sealing the end part of the forming groove 2, the plug 4 is a cylinder, and a positioning hole 5 is arranged in the plug 4. In the structure, we insert iron core one end earlier in the locating hole 5 that corresponds end cap 4, then insert the iron core other end into shaping groove 2 until the end cap 4 of iron core also imbeds the tip of shaping groove 2 even, then imbed another end cap 4 from the other end of shaping groove 2, thereby with the other end chucking of iron core and with shaping groove 2 sealed, the iron core passes through end cap 4 and supports the location, and end cap 4 plays seal forming's effect, end cap 4 adopts is that nylon makes, higher temperature also can not become soft and wear-resisting, then just can begin the injecting glue to mould plastics, it can to extract end cap 4 and rubber roller after the shaping, the glue solution is for moulding plastics PU or for moulding plastics.

As shown in the figure, the forming die 1 is relatively provided with a guide plate 6, the bottom edge of the guide plate 6 is connected with the edge of the notch 3, the guide plate 6 is obliquely arranged, the two guide plates 6 enclose a guide groove 7, the bottom of the guide groove 7 is communicated with the notch 3, the guide groove 7 is in an inverted trapezoid shape, and the arrangement of the guide groove 7 can ensure that the glue solution smoothly and uniformly flows into the forming groove 2 during filling and cannot splash.

As shown in the figure, the cross-sectional outer contour shape of the forming die 1 includes: the square bottom 8, the waist 9 of the circular arc type and the top 10 of the linear type, the top 10 of the linear type is formed by the deflector, the square bottom 8 is convenient for putting the moulded die 1 on the clamp, the waist 9 of the circular arc type saves material, the top 10 of the linear type is the deflector and helps the pouring of the glue solution, the moulded die 1 is integrally formed by stretching the aluminum material, therefore the manufacture is easy and saves material.

The above detailed description is provided for a rubber roller open type pouring mold according to an embodiment of the present invention, and the principle and the embodiment of the present invention are explained herein by applying specific examples, and the above description of the embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. Open type pouring mould for rubber roller, which is characterized in that: the forming device comprises a forming die, wherein a forming groove with two ends communicated with the outside is arranged in the forming die, the forming groove is provided with a notch used for filling glue, two ends of the forming groove are respectively provided with a plug used for sealing the end part of the forming groove, a positioning hole is arranged in the plug, a guide plate is oppositely arranged on the forming die, and the bottom edge of the guide plate is connected with the edge of the notch.

2. The rubber roller open-pour mold of claim 1, wherein: the molding groove is an arc groove.

3. The rubber roller open-pour mold of claim 1, wherein: the guide plates are obliquely arranged, the two guide plates enclose a guide groove, and the groove bottom of the guide groove is communicated with the groove opening.

4. The rubber roller open-pour mold of claim 1, wherein: the cross-sectional outer contour shape of the forming die comprises: square bottom, arc waist and linear top.