CN214239341U - Mold structure for obliquely ejecting sliding block - Google Patents

Abstract

The utility model provides a go out mould structure of top to one side on slider, including the slider subassembly, the slider subassembly includes slider main part and pushes up the subassembly to one side be equipped with the through-hole of a slope in the slider main part, during the compound die to one side the guide pillar runs through the slider main part through this through-hole, push up fixed block to one side in the slider to one side, the slider inserts the slider main part and passes the fixed block on pushing up to one side in the slider main part to one side in pushing up the die, push up to one side to insert the oblique ejector pin in the slider that lies in the fixed block on pushing up to one side, it links to each other with pushing up the bottom plate to one side to push up the fixed block to one side be equipped with the spring to one side between slider main part and the top plate to one side, pass the slider main part with the spacing screw and twist and push up to one side in the top fixed plate. The structure can form a product structure which cannot be formed by the conventional common sliding block or inclined top, can also ensure the perfect appearance quality requirement of the product, and is easy to manufacture, low in failure rate, safe, reliable and convenient to maintain.

Description

Mold structure for obliquely ejecting sliding block

Technical Field

The utility model relates to an injection mold manufacturing and production field especially relate to a mould structure that goes out oblique top on slider.

Background

The types of the molds are various, such as plastic molds, hardware molds, ceramic molds and the like. It has a long history, and now in modern industry, the mould is called as 'industrial mother'. Among such many mold types, the injection mold belongs to the largest class, and parts of many products such as mobile phones, computers, televisions, washing machines, air conditioners, printers, automotive interior parts, automotive exterior plastic parts and the like are plastic products which cannot be injected.

With the development of economy and the progress of molds, the requirements of customers on plastic products are higher and higher. Plastic products are required to ensure the appearance, size and assembly requirements of the product. The technical requirements on the design of the die are strict, injection molding defects such as encapsulation foreign matters, oil stains, flashes, sink marks, welding marks, whitening and the like are avoided, and simultaneously, the product has the function such as the clamping hook inside. The design difficulty of the injection mold is correspondingly increased. The mold structure is an important component for ensuring the product quality, and the quality of the design of the mold structure can influence the quality of the product after the mold is opened.

If a product with an inverted buckle in the sliding block mold opening direction is encountered, in the prior art, in the early-stage mold design of the product, the common method is to communicate with a customer product designer, change the product structure when the local inverted buckle position forming structure design of the product cannot meet the requirement, however, the mode is pulled to move the whole body, not only the work load is increased by the single product change, but also the design change is carried out on other products matched with the single product, so that the research and development cost of the project product is greatly increased, and the project progress is greatly influenced. Therefore, it is an urgent problem to develop a mold structure with a reverse buckle in the drawing direction of the slide block.

Disclosure of Invention

In view of this, the utility model aims at providing a mould structure who goes out oblique top on the slider has satisfied the slider and has taken the demand that the direction has the back-off out, has improved the mould trade intrinsic change product structure that takes to this type of problem so that the drawback of weakening the functionality in the past.

In order to solve the technical problem, the utility model discloses a technical scheme is:

a mold structure for an inclined top on a sliding block comprises a sliding block assembly, wherein the sliding block assembly comprises a sliding block main body, an inclined top assembly and a limiting screw, an inclined through hole is formed in the sliding block main body, an inclined guide post penetrates through the sliding block main body through the through hole during die assembly, the inclined top assembly comprises an inclined top in the sliding block, an inclined top upper fixing block and an inclined top lower fixing block, the sliding block in the inclined top is inserted into the sliding block main body and penetrates through the inclined top upper fixing block in the sliding block main body, an inclined top pin is inserted into the inclined top in the sliding block located in the inclined top upper fixing block, the inclined top pin serving as a hanging table of the inclined top in the sliding block is hung on an inclined top upper fixing plate, the inclined top upper fixing block is connected with the inclined top lower fixing plate, and the inclined top pin in the sliding block are fixed in the inclined top and the inclined top pin. And an inclined top spring is arranged between the slider main body and the inclined top upper fixing plate, the limit screw penetrates through the slider main body and is screwed into the inclined top upper fixing plate, the limit and the fixing are realized through the effective length of the limit screw, and the assembly of the slider assembly is completed at the moment.

Further, a slider spring is arranged in a counter bore at the front end of the slider main body, guide rails are arranged on two sides of the slider main body, the slider component and the guide rails are fastened in a movable template through second screws, stop screws are screwed in the movable template in the retreating direction of the slider component, and at the moment, the movable mold part of the slider with an inclined top structure is assembled; and penetrating the inclined guide pillar into the locking block, fixing the locking block in the fixed die plate through a third screw and a fourth screw, wherein the surface of the locking block, which is in contact with the lower fixed plate of the inclined top, is a straight surface, and the structure of the inclined top on the sliding block is completely assembled.

Further, the pitched roof spring is arranged in the pitched roof upper fixing plate.

Further, the lower pitched roof fixing plate and the upper pitched roof fixing plate are positioned through pins and are screwed and fixed through first screws.

Furthermore, the inner oblique top of the sliding block is arranged in the oblique top upper fixing plate and the oblique top lower fixing plate.

Compared with the prior art, the mould structure that the slider goes out to push up to one side structurally has following advantage: when the mold is opened, the structure drives the slide block main body to move backwards under the driving of the spring and the inclined guide post, and the slide block in the slide block main body is pushed upwards in an inclined manner to be separated from the reverse buckle; due to the positioning of the straight surface of the locking block, the inclined ejection component moves backwards in a delayed manner; continuing opening the die, enabling the locking block to be separated from the contact with the inclined top assembly, and enabling the inclined top assembly to move backwards under the action of the spring; when the limiting screw contacts the sliding block main body, the sliding block main body drives the inclined ejection assembly to move backwards together, and therefore the demoulding action of the sliding block part of the product is completed. The structure is novel and ingenious in design, and the defect that the product structure is changed aiming at the problems and the functionality is sacrificed in the past inherent in the mold industry is overcome.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

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

fig. 2 is a schematic view of the closed state of the sliding block in the present invention;

FIG. 3 is a schematic view of the fixing mode of the upper/lower fixing plate and the locking block of the middle pitched roof of the present invention;

FIG. 4 is a cross-sectional view of the slider angle guide of the present invention;

fig. 5 is a schematic view illustrating the slide block of the present invention being opened to a critical state;

fig. 6 is a schematic view of the fully opened state of the slider in the present invention;

FIG. 7 is a partial schematic view of the product reversing position of the present invention;

FIG. 8 is a partial schematic view of the position of the middle lifter disengaging from the reverse buckle;

FIG. 9 is a schematic view of the upper/lower fixing plate of the middle lifter and the inner lifter of the slider;

fig. 10 is a schematic view of the cooperation between the upper fixing plate of the middle lifter and the inner lifter of the slider.

Description of reference numerals:

1. a locking block; 2. a slider body; 3. the slide block is internally and obliquely pushed; 4. a fixing plate is arranged on the oblique top; 5. a lower fixing plate is obliquely pushed; 6. a limiting screw; 7. an inclined guide post; 8. a slanted ejecting pin; 9. fixing a mold core; 10. a movable mould core; 11. a spring for biasing the head; 12. a slider spring; 13. a guide rail; 14. a pin; 15. a first screw; 16. fixing a template; 17. moving the template; 18. a third screw; 19. a fourth screw; 20. a second screw; 21. a stop screw; A. straight surface.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 10, a die structure for forming a pitched roof on a slide block comprises a slide block component, wherein the slide block component comprises a slide block main body 2, a pitched roof component and a limit screw 6, an inclined through hole is arranged on the slide block main body 2, the inclined guide post 7 penetrates through the slide block main body 2 through the through hole when the mold is closed, the inclined top component comprises an inclined top 3 in the sliding block, an upper inclined top fixing block 4 and a lower inclined top fixing block 5, the inner sliding block 3 of the inclined top is inserted into the sliding block main body 2 and passes through the upper fixed block 4 of the inclined top in the sliding block main body 2, an inclined top pin 8 is inserted into the inner inclined top 3 of the sliding block positioned in the inclined top upper fixing block 4, the inclined top pin 8 is equivalently hung on the inclined top upper fixing plate 4 as a hanging table of the inner inclined top 3 of the sliding block, and the inclined top lower fixing plate 5 and the inclined top upper fixing plate 4 are locked by a first screw 15 to fix the inner inclined top 3 of the sliding block and the inclined top pin 8 therein (as shown in figures 9 and 10). The pitched roof spring 11 is arranged in the pitched roof upper fixing plate 4, the pitched roof lower fixing plate 5 and the pitched roof upper fixing plate 4 are positioned through the pin 14 and are screwed and fixed through the first screw 15, then the limiting screw 6 penetrates through the sliding block main body 2 and is screwed into the pitched roof upper fixing plate 3, and the sliding block assembly is limited and fixed through the effective length of the limiting screw 6 (as shown in figure 1). The slider spring 12 is arranged in a slider main body 2 of the slider assembly, guide rails 13 are arranged on two sides of the slider main body 2, the slider assembly and the guide rails 13 are fastened in a movable die plate 17 through second screws 20, stop screws 21 are screwed in the movable die plate 17 in the retreating direction of the slider assembly, and at the moment, the movable die part of the inclined top structure in the slider is assembled. The inclined guide post 7 penetrates into the locking block 1, the locking block 1 is fixed in the fixed die plate 16 through a third screw 18 and a fourth screw 19, the surface of the locking block 1, which is in contact with the inclined top lower fixing plate 5, is a straight surface, and the structure of the inclined top on the sliding block is completely assembled.

The working process of the embodiment is as follows: during mold opening, the fixed mold plate 16, the locking block 1 and the inclined guide post 7 move synchronously to open, and the inclined guide post 7 penetrates through the slider main body 2 during mold closing, so that the slider main body 2 starts moving rightwards during mold opening under the stirring of the inclined guide post 7 and the pushing of the slider spring 12. The lower fixing plate 5 of the pitched roof cannot move rightwards under the restriction of the straight surface of the locking block 1 (as shown in fig. 5), namely the inner pitched roof 3 of the slide cannot move rightwards at the moment, but under the drive of the main body 2 of the slide, the inner pitched roof 3 of the slide moves upwards and gradually leaves the product reversing position until the lower fixing plate is completely separated (as shown in fig. 8). The mold continues to be opened, and when the straight surface of the locking block 1 and the lower pitched roof fixing plate 5 relatively move to a critical point q of line contact (point q in fig. 5 and 6), the lower pitched roof fixing plate 5 is about to be out of the limit of the straight surface of the locking block 1 and starts to move to the right. The mold is opened continuously, the locking block 1 and the movable mold part of the mold are completely separated (as shown in figure 6), the inclined top fixing plate drives the inclined top 3 in the sliding block to move rightwards through the inclined top pin 8 under the action of the inclined top spring 11, and after the inclined top fixing plate moves to a designed distance, the inclined top fixing plate stops moving rightwards under the limitation of the limit screw 6. Under the action force of the slider spring 12, the movable die part of the slider is arranged and moves rightwards until the main body 2 of the slider contacts the stop screw 21, the main body 2 of the slider stops moving, the slider part of the die is completely opened (as shown in figure 6), and the core-pulling and demolding actions of the slider are completely finished. During mold closing, the fixed mold plate 16 is connected with the locking block 1 and the inclined guide post 7, presses the straight surface of the inclined ejection lower fixed plate 5 and the inclined surface of the slide block main body 2, and mold closing is started until a mold closing state is reached (as shown in fig. 2), and the mold closing action is finished.

The structure is novel and ingenious in design, and the defect that the product structure is changed aiming at the problems and the functionality is sacrificed in the past inherent in the mold industry is overcome. Compared with the prior art, the prior art can not design the corresponding die structure to the local complex modeling of the product to enable the product to be molded and set the variable product, certain influence is caused to the functionality of the product, and meanwhile, the modeling of the product is set to greatly increase the cost and influence the progress of the whole project. Practice proves that the structure is safe and reliable, and can completely meet the requirement of mass production of the die. The method has wide application range, can be applied to electronics, daily necessities, medical treatment and automobile products, and is suitable for being comprehensively popularized in the injection mold industry.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a go out mould structure of oblique top on slider which characterized in that: the inclined ejection mechanism comprises a slider component, the slider component comprises a slider main body, an inclined ejection component and a limiting screw, an inclined through hole is formed in the slider main body, an inclined guide post penetrates through the slider main body through the through hole during die assembly, the inclined ejection component comprises an inclined ejection in the slider, an upper inclined ejection fixing block and a lower inclined ejection fixing block, the slider in the inclined ejection is inserted into the slider main body and penetrates through the upper inclined ejection fixing block in the slider main body, an inclined ejection pin is inserted into the inclined ejection in the slider in the upper inclined ejection fixing block, the upper inclined ejection fixing block is connected with the lower inclined ejection fixing plate, an inclined ejection spring is arranged between the slider main body and the upper inclined ejection fixing plate, and the limiting screw penetrates through the slider main body and is screwed into the upper inclined ejection fixing plate.

2. The mold structure for the pitched roof of the sliding block according to claim 1, wherein: the slide block spring is arranged in a counter bore at the front end of the slide block main body, guide rails are arranged on two sides of the slide block main body, the slide block assembly and the guide rails are fastened in the movable template through second screws, stop screws are screwed in the moving direction of the slide block assembly on the movable template, the inclined guide posts penetrate into the locking blocks, the locking blocks are fixed in the fixed template through third screws and fourth screws, and the surfaces of the locking blocks, which are in contact with the lower inclined top fixing plate, are straight surfaces.

3. The die structure for the inclined top on the sliding block according to claim 1 or 2, wherein: the pitched roof spring is arranged in the pitched roof upper fixing plate.

4. The die structure for the inclined top on the sliding block according to claim 1 or 2, wherein: the lower pitched roof fixing plate and the upper pitched roof fixing plate are positioned through pins and are screwed and fixed through first screws.

5. The mold structure for the pitched roof of the sliding block according to claim 1, wherein: the oblique top in the sliding block is arranged in the oblique top upper fixing plate and the oblique top lower fixing plate.

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