CN214163890U

CN214163890U - Novel slide block structure of taking out in mould ejector block

Info

Publication number: CN214163890U
Application number: CN202023130898.4U
Authority: CN
Inventors: 周志鹏; 王娜勤; 张学志; 陈茂志; 熊紫园
Original assignee: Dongguan 3t Mold Co ltd
Current assignee: Dongguan 3t Mold Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-10
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a novel slider structure of taking out in mould ejector pin, including the big mold insert of back mould, the bottom of the big mold insert of back mould is provided with the faller, the bottom of faller is provided with mould sign indicating number template, the top embedding of mould sign indicating number template has the ejector pin mounting, the top of ejector pin mounting is provided with the ejector pin, the top position department that is close to the faller on one side outer wall of ejector pin has seted up the delay stroke groove. This novel slider structure of taking out in mould ejector pad, through ejector pin and interior cooperation of taking out the slider, can take out the slider to the product inboard twitch in coming to take out through the power of the ejecting plastic product of ejector pin, it is loaded down with trivial details to avoid traditional mould to need the front mould to provide power and cause in taking out the slider and need be connected with the front mould and cause being connected, the problem that the structure is complicated, this slider simple structure, it is very little to account for the space, it is very suitable to the place that the space is not enough, the action is simple, can effectively reduce mould cost and the processing degree of difficulty.

Description

Novel slide block structure of taking out in mould ejector block

Technical Field

The utility model relates to a mould manufacturing technical field specifically is a novel slider structure of taking out in mould ejector pad.

Background

In recent years, the degree of manufacturing of Chinese molds has been greatly improved, the manufacturing technology of the molds is rapidly increased, and the specific gravity is continuously improved.

However, in the existing mold internal-drawing sliding blocks on the market, the sliding blocks are drawn towards the inner side of a product by the power provided by the front mold when the mold is opened, so that the purpose can be achieved only by connecting the sliding blocks with the front mold, and the mold is complex in structure and high in processing cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel slider structure of taking out in mould roof block to the front mould provides power and takes out the slider to the product inboard when solving to put forward the mould on the market at present in the above-mentioned background art and all by the die sinking, must be connected with the front mould part like this and just can reach the purpose, leads to the mould structure complicated, problem that the processing cost is high.

In order to achieve the above object, the utility model provides a following technical scheme: a novel slide block structure for drawing in a mold ejector block comprises a rear mold large insert, wherein a needle plate is arranged at the bottom of the rear mold large insert, a mold code template is arranged at the bottom of the needle plate, an ejector rod fixing piece is embedded into the top of the mold code template, an ejector rod is arranged at the top of the ejector rod fixing piece, a delay stroke groove is formed in the position, close to the upper part of the needle plate, on the outer wall of one side of the ejector rod, a delay block is fixedly connected to the position, close to the lower part of the delay stroke groove, of the top of the needle plate through a bolt, an ejector rod cavity is formed in the position, close to the outer side of the ejector rod, of the interior of the rear mold large insert, a first guide sleeve groove and a second guide sleeve groove are formed in the inner wall of one side of the ejector rod cavity, the first guide sleeve groove is located above the second guide sleeve groove, a first ejector rod guide sleeve is embedded into the interior of the first guide sleeve groove, a second ejector rod is embedded into the interior of the second guide sleeve groove, the plastic product is embedded into the large insert of the rear die, a slider groove is formed in the position, close to the ejector rod cavity, of one side of the inside of the large insert of the rear die, an inner drawing slider is connected to the inside of the slider groove in a sliding mode, a back-off hole is formed in the position, close to the inner drawing slider, of one side of the inner wall of the slider groove, a slider spring is arranged between the inner drawing slider in the back-off hole, and slider shoveling faces are formed in the outer wall of one side of the ejector rod and the outer wall of one side of the inner drawing slider.

Preferably, the ejector rod penetrates through the needle plate, the first ejector rod guide sleeve and the second ejector rod guide sleeve.

Preferably, the distance between the delay stroke slot and the delay block is a delay stroke.

Preferably, the number of the slide block springs is four, and the four slide block springs are symmetrically arranged between the inner drawing slide block and the back-off hole.

Preferably, the slide block shoveling and matching surface is an inclined surface.

Preferably, a through hole is formed in the position, close to the outer side of the ejector rod, in the delay block, and the inner diameter of the through hole formed in the delay block is smaller than the outer diameter of the ejector rod.

Compared with the prior art, the beneficial effects of the utility model are that: this novel slider structure of taking out in mould ejector pad, through ejector pin and interior cooperation of taking out the slider, can take out the slider to the product inboard twitch in coming to take out through the power of the ejecting plastic product of ejector pin, it is loaded down with trivial details to avoid traditional mould to need the front mould to provide power and cause in taking out the slider and need be connected with the front mould and cause being connected, the problem that the structure is complicated, this slider simple structure, it is very little to account for the space, it is very suitable to the place that the space is not enough, the action is simple, can effectively reduce mould cost and the processing degree of difficulty.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B of FIG. 1 according to the present invention;

fig. 4 is a partial schematic view of the ejector rod of the present invention.

In the figure: 1. a rear die large insert; 2. a needle plate; 3. a mold code template; 4. a mandril fixing piece; 5. a top rod; 6. a delay travel slot; 7. a delay block; 8. a ram cavity; 9. a first guide sleeve groove; 10. a second guide sleeve groove; 11. a first ejector rod guide sleeve; 12. a second ejector rod guide sleeve; 13. plastic products; 14. a slider slot; 15. an inner drawing slide block; 16. a back-off hole; 17. a slider spring; 18. the slide block shovels the matching surface.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel slide block structure for drawing in a mold top block comprises a rear mold large insert 1, a needle plate 2 is arranged at the bottom of the rear mold large insert 1, a mold code template 3 is arranged at the bottom of the needle plate 2, a top rod fixing piece 4 is embedded at the top of the mold code template 3, a top rod 5 is arranged at the top of the top rod fixing piece 4, a delay stroke groove 6 is arranged at a position, close to the upper part of the needle plate 2, on the outer wall of one side of the top rod 5, a delay block 7 is fixedly connected at a position, close to the lower part of the delay stroke groove 6, at the top part of the needle plate 2, a top rod cavity 8 is arranged at a position, close to the outer side of the top rod 5, inside of the rear mold large insert 1, a first guide sleeve groove 9 and a second guide sleeve groove 10 are arranged on the inner wall of one side of the top rod cavity 8, the first guide sleeve groove 9 is positioned above the second guide sleeve groove 10, a first top rod 11 is embedded in the first guide sleeve groove 9, and a second guide sleeve 12 is embedded in the second guide sleeve groove 10, the big mold insert 1 of back mould's inside embedding has plastic product 13, and the inside one side position department that is close to ejector pin chamber 8 of big mold insert 1 of back mould has seted up slider groove 14, and slider 15 is taken out in the inside sliding connection of slider groove 14, and one side position department that is close to interior slider 15 has seted up back-off hole 16 on the one side inner wall of slider groove 14, and back-off hole 16 is provided with slider spring 17 in taking out between slider 15, has all seted up slider shovel and has joined in marriage face 18 on one side outer wall of ejector pin 5 and interior slider 15.

The utility model discloses in: the ejector rod 5 penetrates through the needle plate 2, the first ejector rod guide sleeve 11 and the second ejector rod guide sleeve 12, and the plastic product 13 is conveniently ejected out through the ejector rod 5.

The utility model discloses in: the distance between the delay stroke slot 6 and the delay block 7 is a delay stroke; when the ejector rod 5 is convenient to eject, the ejector rod 5 is not moved, the needle plate 2 pushes the delay block 7 forwards to move, a delay stroke groove 6 is formed between the delay block 7 and the ejector rod 5, after the delay block 7 finishes the delay stroke, the ejector rod 5 is clamped by the delay block 7, and the ejector rod 5 starts to eject.

The utility model discloses in: the number of the slide block springs 17 is four, and the four slide block springs 17 are symmetrically arranged between the inward drawing slide block 15 and the inverted buckle hole 16; ensuring that the draw-in slider 15 moves within the slider slot 14.

The utility model discloses in: the slide block shoveling and matching surface 18 is an inclined surface; the push rod 5 can press the inclined plane on the back of the internal drawing slide block 15 to be loosened, and the internal drawing slide block 15 retreats under the action of the slide block spring 17.

The utility model discloses in: a through hole is formed in the delay block 7 at the position close to the outer side of the ejector rod 5, and the inner diameter of the through hole formed in the delay block 7 is smaller than the outer diameter of the ejector rod 5; so as to push the mandril 5 to move upwards after time delay.

The working principle is as follows: when the injection molding machine is used, after a mold is opened, the action of pulling the slide block inwards is completed in the ejection action, then a product is ejected again, namely, a slide block spring 17 provides power for pulling the slide block 15 inwards, the ejector rod 5 is connected to the needle plate 2, when the ejector rod 5 is ejected upwards, the inclined surface of the slide block shoveling surface 18 of the inner pulling slide block 15 pressed by the ejector rod 5 is loosened, the inner pulling slide block 15 retreats under the action of the slide block spring 17 so as to be pulled out of the product, the action is reversed during mold closing, the inner pulling slide block 15 is pressed to return the position through the inclined surface of the slide block shoveling surface 18 between the ejector rod 5 and the inner pulling slide block 15, then the product is injection molded, when the ejection of the ejector rod 5 is just started, the action of the inner pulling slide block 15 is completed firstly, so that the ejected ejector rod 5 is delayed, otherwise, the buckling position is pulled out, the ejection of the ejector rod 5 is delayed through the delay block 7 on the needle plate 2, the ejector rod 5 is immobile, and the needle plate 2 pushes the delay block 7 forwards, a delay stroke groove 6 is formed between the delay block 7 and the ejector rod 5, and after the delay block 7 finishes the delay stroke, the ejector rod 5 is clamped by the delay block 7, and the ejector rod 5 starts to eject.

In summary, the following steps: this novel slider structure of taking out in mould ejector block, through ejector pin 5 with take out mutually supporting of slider 15 in, can take out slider 15 to take out to the product inboard through the power of ejector pin 5 ejecting plastic product 13 comes to be come to draw in will, it is loaded down with trivial details to avoid traditional mould to need the front mould to provide power and to cause in taking out slider 15 to be connected with the front mould and cause to be connected, the problem of complicated structure, this slider simple structure, it is very little to account for the space, it is very suitable to the not enough place in space, the action is simple, can effectively reduce mould cost and the processing degree of difficulty.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel slider structure of interior pump of mould ejector block, includes back mould big mold insert (1), its characterized in that: a needle plate (2) is arranged at the bottom of the rear mold large insert (1), a mold code template (3) is arranged at the bottom of the needle plate (2), an ejector rod fixing piece (4) is embedded into the top of the mold code template (3), an ejector rod (5) is arranged at the top of the ejector rod fixing piece (4), a delay stroke groove (6) is formed in the position, close to the upper part of the needle plate (2), on the outer wall of one side of the ejector rod (5), a delay block (7) is fixedly connected to the position, close to the lower part of the delay stroke groove (6), of the top of the needle plate (2), a ejector rod cavity (8) is formed in the position, close to the outer side of the ejector rod (5), in the rear mold large insert (1), a first guide sleeve groove (9) and a second guide sleeve groove (10) are formed in the inner wall of one side of the ejector rod cavity (8), and the first guide sleeve groove (9) is positioned above the second guide sleeve groove (10), and a first ejector rod guide sleeve (11) is embedded into the first guide sleeve groove (9), a second ejector rod guide sleeve (12) is embedded into the second guide sleeve groove (10), a plastic product (13) is embedded into the rear die large insert (1), a slider groove (14) is formed in one side of the inner portion of the rear die large insert (1) close to the ejector rod cavity (8), an inner drawing slider (15) is connected to the inner portion of the slider groove (14) in a sliding mode, a back-off hole (16) is formed in one side of the inner wall of one side of the slider groove (14) close to the inner drawing slider (15), a slider spring (17) is arranged between the inner drawing sliders (15) in the back-off hole (16), and slider shoveling surfaces (18) are formed in the outer walls of one sides of the ejector rod (5) and the inner drawing slider (15).

2. The novel slide block structure of the top block inner drawer of the mold as claimed in claim 1, wherein: the ejector rod (5) penetrates through the needle plate (2), the first ejector rod guide sleeve (11) and the second ejector rod guide sleeve (12).

3. The novel slide block structure of the top block inner drawer of the mold as claimed in claim 1, wherein: the distance between the delay stroke groove (6) and the delay block (7) is a delay stroke.

4. The novel slide block structure of the top block inner drawer of the mold as claimed in claim 1, wherein: the number of the slide block springs (17) is four, and the four slide block springs (17) are symmetrically arranged between the inner drawing slide block (15) and the reversing hole (16).

5. The novel slide block structure of the top block inner drawer of the mold as claimed in claim 1, wherein: the sliding block shoveling and matching surface (18) is an inclined plane.

6. The novel slide block structure of the top block inner drawer of the mold as claimed in claim 1, wherein: the inner part of the delay block (7) is provided with a through hole at the position close to the outer side of the ejector rod (5), and the inner diameter of the through hole formed in the delay block (7) is smaller than the outer diameter of the ejector rod (5).