CN213436948U

CN213436948U - Forging die special for forming valve cover of ball valve

Info

Publication number: CN213436948U
Application number: CN202020631144.8U
Authority: CN
Inventors: 黄滨
Original assignee: Suzhou Taijincheng Machinery Co ltd
Current assignee: Suzhou Taijincheng Machinery Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-06-15
Anticipated expiration: 2031-04-27

Abstract

The utility model belongs to the technical field of forge mould, especially, be exclusively used in fashioned forging die of ball valve gap, including last mould and bed die, the locating hole has been seted up at the top of going up the mould, and the top fixed mounting of bed die has the reference column, and the interior bottom of bed die is provided with the cylinder, and the top swing joint of cylinder has the piston rod, and the one end swing joint that the cylinder was kept away from to the piston rod has the movable plate, and the top fixedly connected with sloping block of movable plate, the top sliding connection of sloping block have the slider, and the front end surface of slider rotates and is. The utility model discloses a cooperation of the telescopic link that sets up, buffer spring, slider can disperse the extrusion force, and the vibrational force when also can reducing the movable plate motion has solved traditional forging die in use's wearing and tearing seriously, and cracked problem even is favorable to dispersing pressure through ejector pin and kicking block two parts, reduces the damage of pressure to forging die, improves life.

Description

Forging die special for forming valve cover of ball valve

Technical Field

The utility model relates to a forge mould technical field, specifically be a ball valve gap fashioned forging die is exclusively used in.

Background

In China, the ball valve is widely applied to industries such as petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like, and plays a significant role in national economy. It has the action of rotating 90 degrees, the cock body is a sphere, and a circular through hole or a channel passes through the axis of the cock body. With the improvement of various processes, the requirements on the quality of the valve are higher and higher, and the valve cover is upgraded from a previous casting blank to a forging blank. The existing domestic enterprises continue to adopt the die forging process for the manufacturing of the parts, the processing mode of the die forging process mainly comprises an upper die and a lower die, and a die cavity formed by matching the upper die and the lower die is used for realizing the processing of the valve cover. However, the following problems also exist:

1. great pressure needs to be applied to the forging die in the forging process, so that the traditional forging die is seriously worn or even broken in use;

2. the finished product is taken in a troublesome way, and the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a ball valve gap fashioned forging die has been exclusively used in, has solved and has need exert huge pressure to forging the mould at the forging in-process to traditional forging mould in use's wearing and tearing are serious, break even and take comparatively trouble to off-the-shelf getting, influence work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be exclusively used in fashioned forging die of ball valve gap, includes mould and bed die, the locating hole has been seted up at the top of going up the mould, the top fixed mounting of bed die has the reference column, the interior bottom of bed die is provided with the cylinder, the top swing joint of cylinder has the piston rod, the one end swing joint that the cylinder was kept away from to the piston rod has the movable plate, the top fixedly connected with sloping block of movable plate, the top sliding connection of sloping block has the slider, the front end surface of slider rotates and is connected with the telescopic link, the both ends of telescopic link are provided with the pivot respectively, the top central fixedly connected with ejector pin of movable plate, the one end fixedly connected with kicking block of movable plate is kept away from to the ejector pin, the ejecting groove has been seted up to the inside of bed die and the.

As a preferred technical scheme of the utility model, the quantity of locating hole and reference column is four groups, and the cooperation of pegging graft of locating hole and reference column.

As an optimal technical scheme of the utility model, the spout with slider looks adaptation is seted up at the top of sloping block, the slider passes through spout and sloping block sliding connection.

As a preferred technical scheme of the utility model, the surface cover of telescopic link is equipped with buffer spring, buffer spring's both ends all are connected with the fixed surface of pivot.

As a preferred technical scheme of the utility model, the top fixedly connected with antifriction plate of kicking block, and the terminal surface shape of kicking block is trapezoidal.

As a preferred technical scheme of the utility model, kicking block and friction track interference fit, the orbital interior table wall coating of friction has wear-resisting japanning.

As an optimal technical scheme of the utility model, the ejector pin is fixed through the bottom of welding with the kicking block, the material of ejector pin is aluminum alloy material.

As a preferred technical scheme of the utility model, the pivot at telescopic link top and the inner wall welded fastening of bed die, and the other end pivot of telescopic link and the positive welded fastening of slider.

Compared with the prior art, the utility model provides a ball valve gap fashioned forging die is exclusively used in possesses following beneficial effect:

1. according to the special forging die for forming the ball valve cover, through the matching of the arranged telescopic rod, the buffer spring and the sliding block, the telescopic rod can extrude the sliding block to enable the sliding block to slide in the sliding groove on the inclined block, the buffer spring is compressed to disperse extrusion force and reduce vibration force when the moving plate moves, the problems that the traditional forging die is seriously abraded and even broken in use are solved, the pressure is favorably dispersed through the ejector rod and the ejector block, the damage of the pressure to the forging die is reduced, and the service life is prolonged;

2. this be exclusively used in fashioned forging die of ball valve gap, through the cylinder that sets up, the piston rod, the movable plate, the ejector pin, the kicking block, the friction track, the cooperation in liftout groove is used, start the motion that the cylinder drove the piston rod, thereby it removes to drive the movable plate, make the ejector pin drive the kicking block ejecting with fashioned ball valve gap, realized taking out off-the-shelf effect automatically, it is comparatively convenient to take out, manpower and materials have been saved greatly, and when ejecting, it is whole steady, reduce the damage to the work piece, holistic qualification rate has been improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a forging die specially used for forming a ball valve cover of the present invention;

fig. 2 is a schematic structural diagram of the utility model when the forging die is used for opening the die for forming the ball valve cover;

FIG. 3 is an enlarged view of a local structure of a forging die specially used for forming a ball valve cover of the present invention;

fig. 4 is the utility model discloses a structural sketch map of the sloping block of ball valve gap fashioned forging die is exclusively used in.

In the figure: 1. an upper die; 2. positioning holes; 3. a lower die; 4. a positioning column; 5. a cylinder; 6. a piston rod; 7. moving the plate; 8. a sloping block; 9. a slider; 10. a telescopic rod; 11. a buffer spring; 12. a rotating shaft; 13. a top rod; 14. a top block; 15. rubbing the rail; 16. ejecting the groove; 17. a chute.

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, in this embodiment: a forging die special for forming a ball valve cover comprises an upper die 1 and a lower die 3, wherein the top of the upper die 1 is provided with a positioning hole 2, the top of the lower die 3 is fixedly provided with a positioning column 4, the inner bottom of the lower die 3 is provided with a cylinder 5, the top of the cylinder 5 is movably connected with a piston rod 6, one end of the piston rod 6, which is far away from the cylinder 5, is movably connected with a movable plate 7, the effect of automatically taking out a finished product is realized, the taking-out is convenient, manpower and material resources are greatly saved, the top of the movable plate 7 is fixedly connected with an inclined block 8, the top of the inclined block 8 is slidably connected with a slide block 9, the outer surface of the front end of the slide block 9 is rotatably connected with a telescopic rod 10, two ends of the telescopic rod 10 are respectively provided with a rotating shaft 12, the telescopic rod, the ejector rod 13 is fixedly connected to the center of the top of the moving plate 7, the ejector block 14 is fixedly connected to one end, far away from the moving plate 7, of the ejector rod 13, the ball valve cover can be conveniently ejected and molded, an ejection groove 16 is formed in the lower die 3 and one side, close to the ejector block 14, of the lower die, and a friction track 15 is arranged on the inner side wall of the ejection groove 16, so that the ejector block 14 can slide conveniently.

In the embodiment, the number of the positioning holes 2 and the positioning columns 4 is four, and the positioning holes 2 and the positioning columns 4 are in insertion fit, so that the forged piece can be positioned conveniently; the top of the inclined block 8 is provided with a sliding groove 17 matched with the sliding block 9, and the sliding block 9 is in sliding connection with the inclined block 8 through the sliding groove 17, so that the sliding block 9 can move along the sliding groove 17; the surface of the telescopic rod 10 is sleeved with the buffer spring 11, two ends of the buffer spring 11 are fixedly connected with the surface of the rotating shaft 12, the buffer spring is compressed 11, extrusion force can be dispersed, vibration force generated when the moving plate 7 moves can be reduced, the problems that the traditional forging die is seriously abraded and even broken in use are solved, pressure can be dispersed by the ejector rod 13 and the ejector block 14, damage of the pressure to the forging die is reduced, and the service life is prolonged; the top of the top block 14 is fixedly connected with a wear-resisting plate, and the end face of the top block 14 is trapezoidal, so that the top block 14 can be clamped into the top ejection groove 16; the top block 14 is in interference fit with the friction track 15, so that the sealing performance between the top block 14 and the friction track 15 is guaranteed, and the inner surface wall of the friction track 15 is coated with wear-resistant paint; the ejector rod 13 is fixed with the bottom of the ejector block 14 through welding, so that the ejector rod 13 is fixed conveniently, and the ejector rod 13 is made of an aluminum alloy material; the rotating shaft 12 at the top of the telescopic rod 10 is fixedly welded with the inner wall of the lower die 3, and the rotating shaft 12 at the other end of the telescopic rod 10 is fixedly welded with the front face of the sliding block 9, so that the sliding block 9 is driven to move by the movement of the telescopic rod 10.

The utility model discloses a theory of operation and use flow: when the forging die is used, a forging part is placed at the top of the lower die 3 and is inserted into the positioning hole 2 through the positioning column 4 for positioning, the extrusion force on the surface of the top block 14 is transmitted to the surface of the buffer spring 11 through the telescopic rod 10, the slide block 9 is extruded through the telescopic rod 10, the slide block 9 slides in the sliding groove 17 in the inclined block 8, the buffer spring 11 is compressed, the extrusion force can be dispersed, the vibration force generated when the moving plate 7 moves can be reduced, the problem that the traditional forging die is seriously worn or even broken in use is solved, the pressure can be dispersed through the ejector rod 13 and the top block 14, the damage of the pressure to the forging die is reduced, and the service life is prolonged; during the die sinking, start the motion that cylinder 5 drove piston rod 6 to drive movable plate 7 and remove, make ejector pin 13 drive kicking block 14 ejecting with fashioned ball valve gap, realized the automatic off-the-shelf effect of taking out, it is comparatively convenient to take out, has saved manpower and materials greatly, and when ejecting, wholly steady, reduces the damage to the work piece, has improved holistic qualification rate.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a be exclusively used in fashioned forging die of ball valve gap, includes mould (1) and bed die (3), locating hole (2) have been seted up at the top of going up mould (1), the top fixed mounting of bed die (3) has reference column (4), its characterized in that: an air cylinder (5) is arranged at the inner bottom of the lower die (3), a piston rod (6) is movably connected to the top of the air cylinder (5), one end of the piston rod (6) far away from the cylinder (5) is movably connected with a moving plate (7), the top of the moving plate (7) is fixedly connected with an inclined block (8), the top of the inclined block (8) is connected with a sliding block (9) in a sliding way, the outer surface of the front end of the sliding block (9) is rotationally connected with a telescopic rod (10), two ends of the telescopic rod (10) are respectively provided with a rotating shaft (12), the center of the top of the movable plate (7) is fixedly connected with an ejector rod (13), one end of the ejector rod (13) far away from the moving plate (7) is fixedly connected with an ejector block (14), an ejection groove (16) is formed in one side, close to the ejection block (14), of the inner portion of the lower die (3), and a friction track (15) is arranged on the inner side wall of the ejection groove (16).

2. A forging die special for forming a ball valve cover according to claim 1, wherein: the number of the positioning holes (2) and the number of the positioning columns (4) are four, and the positioning holes (2) are in inserting fit with the positioning columns (4).

3. A forging die special for forming a ball valve cover according to claim 1, wherein: the top of sloping block (8) is seted up spout (17) with slider (9) looks adaptation, slider (9) pass through spout (17) and sloping block (8) sliding connection.

4. A forging die special for forming a ball valve cover according to claim 1, wherein: the surface cover of telescopic link (10) is equipped with buffer spring (11), the both ends of buffer spring (11) all are connected with the fixed surface of pivot (12).

5. A forging die special for forming a ball valve cover according to claim 1, wherein: the top of the top block (14) is fixedly connected with a wear-resisting plate, and the end face of the top block (14) is trapezoidal in shape.

6. A forging die special for forming a ball valve cover according to claim 1, wherein: the ejector block (14) is in interference fit with the friction track (15), and the inner surface wall of the friction track (15) is coated with wear-resistant paint.

7. A forging die special for forming a ball valve cover according to claim 1, wherein: the ejector rod (13) is fixed with the bottom of the ejector block (14) through welding, and the ejector rod (13) is made of an aluminum alloy material.

8. A forging die special for forming a ball valve cover according to claim 1, wherein: the rotating shaft (12) at the top of the telescopic rod (10) is fixedly welded with the inner wall of the lower die (3), and the rotating shaft (12) at the other end of the telescopic rod (10) is fixedly welded with the front surface of the sliding block (9).