CN210283118U

CN210283118U - Pitched roof structure and injection mold comprising same

Info

Publication number: CN210283118U
Application number: CN201921236672.7U
Authority: CN
Inventors: 王小平; 王新平; 杨映坤
Original assignee: Shenzhen Hefa Hardware Plastic Mold Co Ltd
Current assignee: Shenzhen Hefa Hardware Plastic Mold Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-04-10
Anticipated expiration: 2029-08-01

Abstract

The utility model belongs to the technical field of injection-molded machining, the utility model provides a push up structure to one side, push up the structure to one side and include oblique footstock, push up connecting rod and oblique top to one side, the footstock sets firmly in thimble bottom plate's upper end to one side, push up connecting rod one end to one side and be connected with oblique footstock, the other end supports with the lower extreme on pushing up to one side and leans on, the slope of pushing up to one side sets up in the upper end of pushing up the connecting rod to one side, and its end passes back template, back mould benevolence in proper order and extends to the upper end of back mould benevolence, back mould. Above-mentioned pitched roof structure comprises through pitched roof seat, pitched roof connecting rod, pitched roof triplex, compares in traditional pitched roof, has shortened length, and then because of small and effectual improvement the problem of processing deformation, and because length is short, has prolonged the life of pitched roof greatly. The utility model also provides an injection mold who contains above-mentioned oblique top structure.

Description

Pitched roof structure and injection mold comprising same

Technical Field

The utility model relates to an injection moulding processing technology field, in particular to push up structure and contain this injection mold who pushes up structure to one side.

Background

The plastic product has structures such as back-off, detain the position, and after injection moulding product shaping, adopt the ejecting drawing of patterns of oblique top structure, the oblique top design is simple relatively, and the cost is also lower. The inclined top is pushed forward along a certain angle, and after a certain stroke, the position of the buckling position is separated from the contact of the inner side of the plastic, so that the product can be taken out smoothly.

The inclined top of the existing injection mold is long, has large deformation during processing, is easy to break and not durable under the condition of small size of a product with small space, and has large installation difficulty.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a to one side pushes up structure and contains this to one side injection mold who pushes up the structure to solve current to one side and lead to the problem of breaking easily in the course of working because of the length overlength.

The utility model provides a push up structure to one side is applied to among the injection mold, injection mold includes back template, back mould benevolence and thimble bottom plate, push up the structure to one side and include oblique footstock, vertical locating the oblique top connecting rod of oblique footstock upper end, and locate the oblique top of oblique top connecting rod upper end, the footstock set firmly in to one side the upper end of thimble bottom plate, to one side top connecting rod one end with the footstock is connected to one side, the other end with the lower extreme of pushing up to one side supports and leans on, to one side the top slope set up in to one side the upper end of pushing up the connecting rod, and its end passes in proper order back template, back mould benevolence extend to the upper end of back mould benevolence, back mould benevolence with the position that the oblique top corresponds is.

Above-mentioned pitched roof structure, through pitched roof seat, pitched roof connecting rod, pitched roof triplex, compare in traditional pitched roof, shortened length, and then because of the effectual problem of processing deformation that has improved of small, processing is convenient, and simple structure greatly, and it is long when having practiced thrift processing, wherein, pitched roof connecting rod and pitched roof do not need fixed mounting, only need match length can, the effectual degree of difficulty of having simplified the installation, and because length is short, prolonged the life to the pitched roof greatly.

Furthermore, the lifter comprises a connecting part and an extending part which is obliquely arranged at the upper end of the connecting part, the connecting part is arranged at the upper end of the lifter connecting rod, one end of the extending part is connected with one side of the connecting part, and the other end of the extending part penetrates through the rear template and the rear mold core to extend upwards to the upper end of the rear mold core.

Furthermore, a step is arranged on the outer side of the extending part, and a clamping convex block is arranged on the side step wall of the step.

The utility model also provides an injection mold, include from last front mould benevolence, back template, thimble panel, thimble bottom plate and the bottom plate that sets gradually extremely down, front mould benevolence with form a die cavity between the back mould benevolence, injection mold still includes any one of the aforesaid oblique footstock structure, the footstock set firmly in thimble bottom plate's upper end to one side, the end on top to one side passes in proper order back template, back mould benevolence and extend to in the die cavity, back mould benevolence with the position that corresponds is equipped with a displacement recess to one side.

Furthermore, a guide through hole is formed in the position, corresponding to the inclined top connecting rod, of the rear template.

Furthermore, a guide sleeve is arranged in the guide through hole.

Further, the depth of the displacement groove is larger than the ejection distance of the inclined top.

Further, the distance from the ejector pin panel to the rear template is greater than the ejection distance of the inclined ejector.

Drawings

Fig. 1 is a schematic structural view of a pitched roof structure in a first embodiment of the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of an injection mold according to a second embodiment of the present invention.

Description of the main element symbols:

pitched roof structure	10	Step	1321	Guide through hole	41
						Inclined top seat	11	Clamping lug	1322	Thimble panel	50
Inclined top connecting rod	12	Front mold core	20	Thimble bottom plate	60
						Inclined top	13	Rear mold core	30	Base plate	70
Connecting part	131	Displacement groove	31	Product(s)	100
						Extension part	132	Rear template	40

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many 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.

It will be understood that when an element is referred to as being "secured to" 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," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, the angle ejector structure according to the first embodiment of the present invention is applied to an injection mold (see fig. 2), which includes a rear mold plate 40, a rear mold core 30, and an ejector base plate 60.

Specifically, the pitched roof structure 10 includes a pitched roof base 11, a pitched roof connecting rod 12 vertically arranged at the upper end of the pitched roof base 11, and a pitched roof 13 arranged at the upper end of the pitched roof connecting rod 12, the pitched roof base 11 is fixedly arranged at the upper end of the thimble bottom plate 60, one end of the pitched roof connecting rod 12 is connected with the pitched roof base 11, the other end of the pitched roof connecting rod is abutted against the lower end of the pitched roof 13, the pitched roof 13 is obliquely arranged at the upper end of the pitched roof connecting rod 12, and the tail end of the pitched roof connecting rod sequentially penetrates through the rear mold plate 40, the rear mold core 30 and extends to the upper end of the rear mold core 30, and the rear mold core 30 and the position corresponding to the pitched roof 13 are provided with a.

Above-mentioned pitched roof structure, through pitched roof seat 11, pitched roof connecting rod 12, pitched roof 13 triplex, compare in traditional pitched roof, shortened length, and then because of the effectual problem of processing deformation that has improved of small, processing is convenient, the simple structure greatly, and it is long when having practiced thrift processing, wherein, pitched roof connecting rod 12 and pitched roof 13 do not need fixed mounting, only need match length can, the effectual degree of difficulty of having simplified the installation, and because the length of pitched roof is short, the life of pitched roof 13 has been prolonged greatly.

Specifically, in this embodiment, the lifter 13 includes a connecting portion 131 and an extending portion 132 obliquely disposed at an upper end of the connecting portion 131, the connecting portion 131 is disposed at an upper end of the lifter connecting rod 12, one end of the extending portion 132 is connected to one side of the connecting portion 131, and the other end of the extending portion passes through the rear mold plate 40 and the rear mold core 30 and extends upward to an upper end of the rear mold core 30, so as to implement a basic ejection function.

Specifically, in this embodiment, a step 1321 is disposed on an outer side of the extending portion 132 so as to be matched with a cavity of an injection mold to prevent the extending portion 132 from interfering with product molding, wherein a clamping protrusion 1322 is disposed on a side step wall of the step 1321 so that the lifter 13 clamps a product after the product is molded, and the product is ejected more easily.

Referring to fig. 2, an injection mold according to a second embodiment of the present invention includes a front mold core 20, a rear mold core 30, a rear mold plate 40, an ejector pin panel 50, an ejector pin bottom plate 60, a bottom plate 70, and an inclined top structure 10, wherein a cavity is formed between the front mold core 20 and the rear mold core 30, the inclined top structure 10 includes an inclined top base 11, an inclined top connecting rod 12 vertically disposed at an upper end of the inclined top base 11, and an inclined top 13 disposed at an upper end of the inclined top connecting rod 12, the inclined top base 11 is fixedly disposed at an upper end of the ejector pin bottom plate 60, a terminal of the inclined top 13 sequentially passes through the rear mold plate 40 and the rear mold core 30 and extends into the cavity, and a displacement groove 31 is disposed at a position of the rear mold core 30 corresponding to the inclined top 13, so that the inclined top 13 moves up and down.

Specifically, in the present embodiment, in order to ensure that the lifter bar 12 moves vertically upward, a guide through hole 41 is formed in the rear mold plate 40 at a position corresponding to the lifter bar 12 to guide the lifter bar 12 to move vertically upward.

It can be understood that, in other embodiments of the present invention, in order to achieve a better guiding effect, a guiding sleeve may be disposed in the guiding through hole 41 for guiding.

Specifically, in order to ensure that the length of the slanted ejecting part 13 can eject the product 100, the depth of the displacement groove 31 is greater than the ejection distance of the slanted ejecting part 13. Similarly, the distance from the ejector pin panel 50 to the rear mold plate 40 is greater than the ejection distance of the slanted ejecting portion 13.

It should be noted that, in the implementation process, the injection mold is further provided with a panel, a front mold plate, square iron, a sprue bushing and other parts for realizing the injection function, and the parts are assembled and combined into the injection mold in a conventional manner to realize the corresponding functions.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides an oblique top structure, is applied to injection mold, injection mold includes back template, back mould benevolence and thimble bottom plate, a serial communication port, oblique top structure includes oblique footstock, vertical locating oblique footstock upper end pushes up the connecting rod to one side, and locates oblique top of oblique footstock upper end, oblique footstock set firmly in the upper end of thimble bottom plate, oblique top connecting rod one end with oblique footstock is connected, the other end with the lower extreme of pushing up to one side supports and leans on, oblique top slope set up in the upper end of oblique top connecting rod, and its end passes in proper order back template back mould benevolence extends to the upper end of back mould benevolence, back mould benevolence with the position that corresponds to one side is equipped with a displacement recess.

2. The pitched roof structure according to claim 1, wherein the pitched roof comprises a connecting part and an extending part obliquely arranged at the upper end of the connecting part, the connecting part is arranged at the upper end of the pitched roof connecting rod, one end of the extending part is connected with one side of the connecting part, and the other end of the extending part penetrates through the rear mold plate and the rear mold core and extends upwards to the upper end of the rear mold core.

3. The pitched roof structure according to claim 2, wherein a step is arranged on the outer side of the extending part, and a clamping convex block is arranged on the side step wall of the step.

4. An injection mold comprises a front mold core, a rear mold plate, a thimble panel, a thimble base plate and a base plate which are sequentially arranged from top to bottom, wherein a cavity is formed between the front mold core and the rear mold core, and the injection mold is characterized by further comprising an inclined ejector structure according to any one of claims 1 to 3, the inclined ejector seat is fixedly arranged at the upper end of the thimble base plate, the tail end of the inclined ejector sequentially penetrates through the rear mold plate and the rear mold core and extends into the cavity, and a displacement groove is formed in the position, corresponding to the inclined ejector, of the rear mold core.

5. An injection mold according to claim 4, wherein a guide through hole is provided at a position of the rear mold plate corresponding to the lifter bar.

6. An injection mold according to claim 5, wherein a guide sleeve is provided in the guide through hole.

7. An injection mold according to claim 4, wherein the depth of the displacement groove is greater than the ejection distance of the slanted top.

8. The injection mold of claim 4, wherein a distance from the ejector pin panel to the back mold plate is greater than an ejection distance of the lifter.