CN221581912U

CN221581912U - Shaft sleeve forging die structure

Info

Publication number: CN221581912U
Application number: CN202323479057.8U
Authority: CN
Inventors: 彭炜
Original assignee: Shanghai Dongfu Cold Forging Manufacturing Co ltd
Current assignee: Shanghai Dongfu Cold Forging Manufacturing Co ltd
Priority date: 2023-12-20
Filing date: 2023-12-20
Publication date: 2024-08-23
Anticipated expiration: 2033-12-20

Abstract

The utility model discloses a shaft sleeve forging die structure which comprises an operation table, wherein a lower die is arranged on the operation table, supporting columns are fixedly arranged at four corners of the operation table, a top plate is arranged on each supporting column, a stamping cylinder is arranged on each top plate, the output end of each stamping cylinder penetrates through the top plate, a push plate is connected below the output end of each stamping cylinder, an upper die is arranged below the push plate, and the upper die is located right above the lower die. The utility model belongs to the technical field of stamping forging, and particularly relates to a shaft sleeve forging die structure which can push a forging piece to automatically separate from a die, so that automatic and continuous forging is facilitated, the structure is simple, and the forging production efficiency can be improved.

Description

Shaft sleeve forging die structure

Technical Field

The utility model belongs to the technical field of stamping and forging, and particularly relates to a shaft sleeve forging die structure.

Background

The shaft sleeve is a cylindrical mechanical part sleeved on the rotating shaft and is an integral part of the sliding bearing. In general, the shaft sleeve is in interference fit with the bearing seat and in clearance fit with the shaft, and the shaft sleeve refers to a sleeve on the propeller shaft or the stern shaft. The bearing is a part for fixing and reducing the friction coefficient of load in the mechanical transmission process, the shaft sleeve and the bearing are the same in that the bearing bear the load of the shaft, the bearing is different in that the shaft sleeve is of an integral structure, and the shaft sleeve relatively move during rotation; the bearing is split, and the inner ring and the outer ring of the bearing move relatively during rotation. But in essence the sleeve is simply a kind of plain bearing.

The prior shaft sleeve forging die structure has the defects that the shaft sleeve cannot be forged and formed once in forging, continuous forging is needed, and the forging is easy to be adsorbed on the die when the conventional forging die is used for forging, so that people need to manually separate the forging before re-forging, the continuous forging cannot be carried out, the forging and production efficiency is affected, and the forging and production efficiency is affected to a certain extent.

Disclosure of utility model

In order to solve the problems, the utility model provides the shaft sleeve forging die structure which can push the forging to be automatically separated from the die, so that the forging can be automatically and continuously performed, the structure is simple, and the forging production efficiency can be improved.

In order to realize the functions, the technical scheme adopted by the utility model is as follows: the shaft sleeve forging die structure comprises an operation table, wherein a lower die is arranged on the operation table, supporting columns are fixedly arranged at four corners of the operation table, a top plate is arranged on the supporting columns, a punching cylinder is arranged on the top plate, the output end of the punching cylinder penetrates through the top plate, a push plate is connected below the output end of the punching cylinder, an upper die is arranged below the push plate, and the upper die is located right above the lower die;

The forging groove is formed in the center of the top of the lower die, a forging plate is movably arranged in the forging groove, springs are uniformly arranged on the bottom wall in the forging groove, and the top ends of the springs are connected with the forging plate.

As a preferable technical scheme of the utility model, limit rods are fixedly connected to two side ends of the bottom of the upper die.

As a preferable technical scheme of the utility model, the positions of the lower die and the operating platform corresponding to the limiting rods are provided with limiting holes.

As a preferable technical scheme of the utility model, sliding columns are arranged on two sides of the operating platform, and the top ends of the sliding columns are connected with the top plate.

As a preferable technical scheme of the utility model, grooves are formed in two side walls of the push plate, and the grooves are arranged in a sliding connection with the sliding column.

As a preferable technical scheme of the utility model, the lower die and the operation table are detachably arranged through bolts.

As a preferable technical scheme of the utility model, the upper die and the push plate are detachably arranged through bolts.

Compared with the prior art, the utility model has the following beneficial effects by adopting the structure: through the setting of spring and forging board, treat that the forging of punching press is placed on the forging board of forging groove, after the last mould under the stamping cylinder drives the push pedal carries out punching press forging to the forging in the forging groove, the spring is through the reset elasticity jack forging board of self for the forging board pops out the forging groove with the forging after the punching press, promotes the forging and breaks away from the mould voluntarily, thereby is convenient for forge in succession automatically, simple structure can improve forging production's efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a shaft sleeve forging die structure according to the present utility model;

fig. 2 is a schematic diagram of the overall structure of a die structure for forging shaft sleeve according to the present utility model;

FIG. 3 is a front cross-sectional view of a die structure for a forging of a shaft sleeve according to the present utility model;

Fig. 4 is a partial enlarged view of fig. 3 at a.

Wherein, 1, an operation table, 2, a lower die, 3, a support column, 4, a top plate, 5, a stamping cylinder, 6, a push plate, 7 and an upper die, 8, a forging groove, 9, a forging plate, 10, a spring, 11, a limit rod, 12, a limit hole, 13, a slide column, 14 and a slot.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-4, the shaft sleeve forging die structure provided by the utility model comprises an operation table 1, wherein a lower die 2 is arranged on the operation table 1, the lower die 2 and the operation table 1 are detachably arranged through bolts, support columns 3 are fixedly arranged at four corners of the operation table 1, a top plate 4 is arranged on the support columns 3, a punching cylinder 5 is arranged on the top plate 4, the output end of the punching cylinder 5 penetrates through the top plate 4, a push plate 6 is connected below the output end of the punching cylinder 5, an upper die 7 is arranged below the push plate 6, the upper die 7 and the push plate 6 are detachably arranged through bolts, and the upper die 7 is positioned right above the lower die 2;

as shown in fig. 3 and 4, a forging groove 8 is formed in the center of the top of the lower die 2, a forging plate 9 is movably arranged in the forging groove 8, springs 10 are uniformly arranged on the bottom wall in the forging groove 8, the top ends of the springs 10 are connected with the forging plate 9, after the upper die 7 under the push plate 6 is driven by the stamping cylinder 5 to stamp and forge a forging in the forging groove 8 of the lower die 2, the springs 10 elastically lift the forging plate 9 through self reset, so that the forging plate 9 ejects the stamped forging out of the forging groove 8.

As shown in fig. 1-3, two side ends of the bottom of the upper die 7 are fixedly connected with limiting rods 11, limiting holes 12 are formed in positions, corresponding to the limiting rods 11, of the lower die 2 and the operating platform 1, limiting and guiding are performed in the stamping process, and stability of stamping lifting is maintained.

As shown in fig. 1-3, slide posts 13 are arranged on two sides of the operation platform 1, the top ends of the slide posts 13 are connected with the top plate 4, grooves 14 are arranged on two side walls of the push plate 6, the grooves 14 are connected with the slide posts 13 in a sliding manner, and the push plate 6 can lift and slide on the slide posts 13 through the grooves 14, so that the lifting stability of the push plate 6 is ensured.

When the forging press is specifically used, a forging to be stamped is placed on the forging plate 9 of the forging groove 8, the stamping cylinder 5 is started, the stamping cylinder 5 drives the push plate 6 to slide on the slide column 13 through the slot 14, the push plate 6 drives the upper die 7 to descend, the upper die 7 performs stamping forging on the forging, meanwhile, the limiting rod 11 penetrates through and moves in the limiting hole 12, after the stamping cylinder 5 drives the upper die 7 under the push plate 6 to perform stamping forging on the forging in the forging groove 8, the spring 10 elastically pushes up the forging plate 9 through self reset, so that the forging plate 9 ejects the stamped forging out of the forging groove 8, pushes the forging to be automatically separated from the die, and repeats the operation to perform continuous forging.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims

1. The utility model provides a axle sleeve forging mould structure, includes operation panel (1), its characterized in that: the automatic stamping device is characterized in that a lower die (2) is arranged on the operation table (1), support columns (3) are fixedly arranged at four corners of the operation table (1), a top plate (4) is arranged on the support columns (3), a stamping cylinder (5) is arranged on the top plate (4), the output end of the stamping cylinder (5) penetrates through the top plate (4), a push plate (6) is connected below the output end of the stamping cylinder (5), an upper die (7) is arranged below the push plate (6), and the upper die (7) is located right above the lower die (2);

The novel forging die is characterized in that a forging groove (8) is formed in the center of the top of the lower die (2), a forging plate (9) is movably arranged in the forging groove (8), springs (10) are uniformly arranged on the inner bottom wall of the forging groove (8), and the top ends of the springs (10) are connected with the forging plate (9).

2. The shaft sleeve forging die structure as recited in claim 1, wherein: and limit rods (11) are fixedly connected to two side ends of the bottom of the upper die (7).

3. The shaft sleeve forging die structure as recited in claim 2, wherein: limiting holes (12) are formed in positions, corresponding to the limiting rods (11), of the lower die (2) and the operating table (1).

4. A shaft sleeve forging die structure as set forth in claim 3, wherein: and sliding columns (13) are arranged on two sides of the operating platform (1), and the top ends of the sliding columns (13) are connected with the top plate (4).

5. The shaft sleeve forging die structure as recited in claim 4, wherein: the two side walls of the push plate (6) are provided with grooves (14), and the grooves (14) are connected with the sliding column (13) in a sliding manner.

6. The shaft sleeve forging die structure as recited in claim 5, wherein: the lower die (2) and the operating platform (1) are detachably arranged through bolts.

7. The shaft sleeve forging die structure as recited in claim 6, wherein: the upper die (7) and the push plate (6) are detachably arranged through bolts.