CN217574043U

CN217574043U - One-step forming expansion die for pipe fitting

Info

Publication number: CN217574043U
Application number: CN202221180992.7U
Authority: CN
Inventors: 鲁尔兵; 王正
Original assignee: Dongguan Pengyuan Electronic Materials Co ltd
Current assignee: Dongguan Pengyuan Electronic Materials Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-10-14
Anticipated expiration: 2032-05-17

Abstract

The utility model provides an one shot forming expansion mould of pipe fitting relates to pipe fitting processing technology field, including the mould body, the both ends of mould body are equipped with first slide and second slide respectively, be equipped with the spliced pole between first slide and the mould body, and the both ends of spliced pole are connected with the terminal surface of first slide, mould body respectively, be equipped with the threaded rod between second slide and the mould body, and the tip of threaded rod and the end connection of mould body, the bottom of first slide and second slide is equipped with the bottom plate. Adopt the mould body, the mould body has spiral telescopic's characteristics, and at the in-process that lengthens, the length of side, the diameter of mould body diminish, and at the in-process of compression, the length of mould body shortens, the diameter grow, through compression mould body, the diameter grow gradually of mould body to can carry out an expansion effect to the pipe fitting, simple structure, and easy operation just can realize the expansion of pipe fitting.

Description

One-step forming expansion die for pipe fitting

Technical Field

The utility model relates to a pipe fitting processing technology field especially relates to an one shot forming expansion mould of pipe fitting.

Background

The pipe production needs to be carried out through the procedures of granulation, irradiation, extrusion, expansion and the like. Currently, vacuum expansion is commonly used for expansion. Less compressed air is introduced into the pipe, when the heated pipe passes through the expansion mould, the pipe is vacuumized between the inner wall of the mould and the outside of the pipe, so that a certain pressure difference is caused between the inside and the outside of the pipe, the pipe is expanded to be tightly attached to the inner wall of the mould under the action of the internal and external pressure differences, and the pipe is cooled and shaped when contacting the inner wall of the mould, so that a required product is obtained.

However, in the current process of expanding by gas, because the flow direction of the gas has uncertainty, the pipe fitting may be uneven in the expanding process, and meanwhile, a plurality of pipe fittings are expanded and formed through multiple times of processing, so that the manufacturing efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an one-step forming expansion die for pipe fittings.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an one shot forming expansion mould of pipe fitting, includes the mould body, the both ends of mould body are equipped with first slide and second slide respectively, be equipped with the spliced pole between first slide and the mould body, and the both ends of spliced pole respectively with the terminal surface connection of first slide, mould body, be equipped with the threaded rod between second slide and the mould body, and the tip of threaded rod and the end connection of mould body, and the threaded rod runs through the second slide, the bottom of first slide and second slide is equipped with the bottom plate.

Preferably, the inside of mould body is equipped with flexible guide bar, and the internal connection of flexible guide bar and mould body.

Preferably, the bottom of first slide is equipped with first guide rail, and first guide rail and first slide sliding connection, be equipped with first fixing base between the first guide rail, the first cylinder of top installation of first fixing base, the telescopic link tip of first cylinder is equipped with the connecting rod, and the surface connection of connecting rod and first slide.

Preferably, the bottom of second slide is equipped with the second guide rail, and second guide rail and second slide sliding connection, be equipped with the second fixing base between the second guide rail, the top installation second cylinder of second fixing base, and the telescopic link tip of second cylinder and the surface connection of second slide.

Preferably, a fixing nut is sleeved on the surface of the threaded rod and is in threaded connection with the threaded rod, and the fixing nut abuts against the surface of the second sliding plate.

Preferably, the die body is spiral, and adjacent spiral sheets in the die body abut against each other to form a cylindrical die body.

Advantageous effects

The utility model discloses in, adopt the mould body, the mould body has spiral telescopic's characteristics, when expanding the pipe fitting, cup joint the inside at the mould body with the pipe fitting earlier, the length of the mould body under the initial condition is longer, and the diameter is little, because the mould body both can lengthen and also can compress, at the in-process that lengthens, the length of mould body, the diameter diminishes, at the in-process of compression, the length of mould body shortens, the diameter grow, so when expanding the pipe fitting memorability, the pipe fitting is located the surface of the mould body under the initial condition, at the in-process that expands, through the compression mould body, the diameter grow gradually of mould body, thereby can carry out an expansion effect to the pipe fitting, moreover, the steam generator is simple in structure, and easy operation, just can realize the expansion of pipe fitting.

The utility model discloses in, adopt automatic expansion mode, drive when through first cylinder and second cylinder compresses the mould body, first cylinder and second cylinder drive first slide and second slide respectively and slide, just can adjust the mould body at gliding in-process, thereby can expand the pipe fitting, and this mould body can be according to the required diameter size of pipe fitting, adjust the distance of mould body compression, let the mould body more possess the suitability, cooperate flexible guide bar simultaneously, can guarantee that the mould body can not take place the change in route at the compression or the in-process that elongates, the operation mode of automated structure, do not need the manpower on the one hand, high efficiency, on the other hand can realize one shot forming.

Drawings

Fig. 1 is an isometric view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a cross-sectional view of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the present invention.

Illustration of the drawings:

1. a first cylinder; 2. a first slide plate; 3. a mold body; 4. a second slide plate; 5. a second cylinder; 6. a second fixed seat; 7. a second guide rail; 8. a base plate; 9. a first guide rail; 10. a first fixed seat; 11. a connecting rod; 12. connecting columns; 13. fixing a nut; 14. a threaded rod; 15. a telescopic guide rod.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, an one-step forming expansion die for pipe fittings comprises a die body 3, a first sliding plate 2 and a second sliding plate 4 are respectively arranged at two ends of the die body 3, a connecting column 12 is arranged between the first sliding plate 2 and the die body 3, two ends of the connecting column 12 are respectively connected with the first sliding plate 2 and the end face of the die body 3, a threaded rod 14 is arranged between the second sliding plate 4 and the die body 3, the end of the threaded rod 14 is connected with the end of the die body 3, the threaded rod 14 penetrates through the second sliding plate 4, a fixing nut 13 is sleeved on the surface of the threaded rod 14, the fixing nut 13 is in threaded connection with the threaded rod 14, the surfaces of the fixing nut 13 and the second sliding plate 4 are abutted, a bottom plate 8 is arranged at the bottoms of the first sliding plate 2 and the second sliding plate 4, the die body 3 is spiral, and adjacent spiral sheets inside the die body 3 are abutted to form a cylindrical die body 3.

Adopt mould body 3, mould body 3 has spiral telescopic's characteristics, when expanding the pipe fitting, cup joint the inside at mould body 3 with the pipe fitting earlier, mould body 3's under the initial condition length is longer, and the diameter is little, because mould body 3 both can lengthen and also can compress, at the in-process that lengthens, mould body 3's length of side, the diameter diminishes, at the in-process of compression, mould body 3's length shortens, the diameter grow, so when expanding pipe fitting memorability, the pipe fitting is located mould body 3's under the initial condition surface, at the in-process that expands, through compression mould body 3, mould body 3's diameter grow gradually, thereby can carry out an expansion effect to the pipe fitting, moreover, the steam generator is simple in structure, and easy operation, just can realize an expansion of pipe fitting.

The inside of mould body 3 is equipped with flexible guide bar 15, and the internal connection of flexible guide bar 15 and mould body 3.

The bottom of first slide 2 is equipped with first guide rail 9, and

first guide rail

9 and 2 sliding connection of first slide, be equipped with first fixing base 10 between the first guide rail 9, first cylinder 1 of top installation of first fixing base 10, the telescopic link tip of first cylinder 1 is equipped with connecting rod 11, and the surface connection of connecting rod 11 and first slide 2, the bottom of second slide 4 is equipped with second guide rail 7, and

second guide rail

7 and 4 sliding connection of second slide, be equipped with second fixing base 6 between the second guide rail 7, the top installation second cylinder 5 of second fixing base 6, and the telescopic link tip of second cylinder 5 and the surface connection of second slide 4.

Adopt automatic expansion mode, drive when through first cylinder 1 and second cylinder 5 compresses mould body 3, first cylinder 1 and second cylinder 5 drive first slide 2 and second slide 4 respectively and slide, just can adjust mould body 3 at gliding in-process, thereby can expand the pipe fitting, and this mould body 3 can be according to the required diameter size of pipe fitting, adjust the distance of mould body 3 compression, let mould body 3 more possess the suitability, cooperate flexible guide bar 15 simultaneously, can guarantee that mould body 3 can not take place the change in route at the compression or the in-process that elongates, the operating mode of automated structure, do not need the manpower on the one hand, high efficiency, on the other hand can realize one shot forming.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an one shot forming expansion mould of pipe fitting, includes mould body (3), its characterized in that: the utility model discloses a two-dimensional die, including mould body (3), the both ends of mould body (3) are equipped with first slide (2) and second slide (4) respectively, be equipped with spliced pole (12) between first slide (2) and mould body (3), and the both ends of spliced pole (12) are connected with the terminal surface of first slide (2), mould body (3) respectively, be equipped with threaded rod (14) between second slide (4) and mould body (3), and the end connection of the tip of threaded rod (14) and mould body (3), and threaded rod (14) run through second slide (4), the bottom of first slide (2) and second slide (4) is equipped with bottom plate (8).

2. The one-step forming and expanding die for the pipe fitting according to claim 1, wherein: the die is characterized in that a telescopic guide rod (15) is arranged inside the die body (3), and the telescopic guide rod (15) is connected with the die body (3) inside.

3. The one-step forming and expanding die for the pipe fitting according to claim 1, wherein: the bottom of first slide (2) is equipped with first guide rail (9), and first guide rail (9) and first slide (2) sliding connection, be equipped with first fixing base (10) between first guide rail (9), first cylinder (1) of top installation of first fixing base (10), the telescopic link tip of first cylinder (1) is equipped with connecting rod (11), and the surface connection of connecting rod (11) and first slide (2).

4. The one-shot forming expansion die of a pipe fitting of claim 1, wherein: the bottom of second slide (4) is equipped with second guide rail (7), and second guide rail (7) and second slide (4) sliding connection, be equipped with second fixing base (6) between second guide rail (7), second cylinder (5) are installed at the top of second fixing base (6), and the telescopic link tip of second cylinder (5) and the surface connection of second slide (4).

5. The one-step forming and expanding die for the pipe fitting according to claim 1, wherein: the surface of the threaded rod (14) is sleeved with a fixing nut (13), the fixing nut (13) is in threaded connection with the threaded rod (14), and the surface of the fixing nut (13) is abutted to the surface of the second sliding plate (4).

6. The one-step forming and expanding die for the pipe fitting according to claim 1, wherein: the die body (3) is spiral, and the adjacent spiral sheets in the die body (3) are abutted to form the cylindrical die body (3).