CN218395771U - Bearing forging preforming equipment - Google Patents

Abstract

The invention provides a bearing forging preforming device which comprises a workbench, a die on the workbench and a forging hammer above the corresponding die, wherein a driving mechanism for driving the forging hammer to act is arranged on a top frame; two sides of the driving mechanism are respectively provided with a stripping mechanism, the forging hammer is arranged at the lower end of a working head of the driving mechanism, a cross beam for driving the stripping mechanism is arranged on the working head above the forging hammer, and a locking mechanism combined with the working head is arranged on the cross beam; the workstation corresponds the mould inner chamber and is equipped with protruding post, forms the annular at protruding post periphery, the mould includes main part and the base of main part lower extreme, and the annular is arranged in to the base to be equipped with the blotter between base and ring groove bottom. The invention has simple structure and convenient operation, not only can perform the forging blank in advance with high efficiency, but also can rapidly separate the workpiece from the die by utilizing the die-drawing mechanism, is convenient for taking out the blank workpiece, saves time and labor and has low use and maintenance cost.

Description

Bearing forging preforming equipment

Technical Field

The invention belongs to the technical field of bearing product production equipment, and particularly relates to bearing forging preforming equipment.

Background

The forging is to obtain a workpiece or a blank by forging and deforming a metal blank, cold forging is generally performed at room temperature, so that looseness and holes of metal can be eliminated, and the mechanical property of the forging is improved. The existing forging equipment for preforming of bearing blanks is complex in structure, and workpieces are difficult to take out after forging processing because blanks are usually arranged in a die for forging. Although the equipment is improved in a targeted manner in the prior art, the practical use effect is still not ideal. For example, a bearing forging preforming forging device disclosed in patent CN214920215U has a complicated structure due to an additional set of driving mechanism in consideration of the problem of workpiece removal, and the damping assembly bears load during the forging process or the workpiece removal operation, so that the device is very easy to fail, high in use and maintenance cost, and not convenient and fast to operate. Therefore, further optimization and improvement of the existing equipment are needed.

Disclosure of Invention

In view of this, the invention provides a bearing forging preforming device aiming at overcoming the defects in the prior art.

In order to achieve the purpose, the technical scheme of the invention is realized as follows:

a bearing forge piece preforming device comprises a workbench, a die on the workbench and a forging hammer above the die, wherein a frame of the workbench is provided with a top frame, and the top frame is provided with a driving mechanism for driving the forging hammer to act;

the two sides of the driving mechanism are respectively provided with a stripping mechanism, the forging hammer is arranged at the lower end of a working head of the driving mechanism, a cross beam for driving the stripping mechanism is arranged on the working head above the forging hammer, and a locking mechanism combined with the working head is arranged on the cross beam;

the die comprises a main body and a base arranged at the lower end of the main body, the base is arranged in the annular groove, and a cushion pad is arranged between the base and the bottom of the annular groove;

the die stripping mechanism comprises a guide cylinder, a mandril is telescopically arranged in the guide cylinder, and a jacking block is arranged at the lower end of the mandril; the ejector rod is connected with the cross beam, and the cross beam moves up and down to drive the ejector rod to stretch; the distance between the ejector block and the base is smaller than the distance between the forging hammer and the die.

Further, the driving mechanism comprises a driving cylinder, an extension rod of the driving cylinder is arranged downwards, and the extension rod drives the working head to move in the vertical direction.

Further, the driving cylinder is an air cylinder, an electric cylinder or a hydraulic cylinder.

Furthermore, an elastic restoring piece is arranged in the guide cylinder, the upper end of the ejector rod is connected with the elastic restoring piece and is tensioned by the elastic restoring piece, and when the ejector rod is not driven by the cross beam, the ejector rod can be pulled by the elastic restoring piece to keep the position of the ejector rod, namely, the ejector rod is kept at a high position under a normal state.

Further, the cushion pad is a rubber pad or a nylon pad.

Further, locking mechanism includes slide and horizontal slidable mounting slider in the slide, the last draw-in groove with slider complex of working head that has, the slider moves to the working head side, makes its and draw-in groove cooperation back, and during actuating mechanism's telescopic link action, can drive the ejector pin and remove, and when the telescopic link stretches out, the ejector block of ejector pin lower extreme can hammer the base of mould, forges the hammer and is higher than the ejector block, and consequently the ejector block can "touch the end" earlier for the base is for the decurrent small displacement of work piece, and then time work piece and mould separation, are convenient for take out the work piece.

Further, the main body and the base are of an integrally formed structure.

Compared with the prior art, the invention has the following advantages:

the die-stripping mechanism is simple in structure and convenient to operate, not only can perform the forging blank in a high-efficiency mode, but also can quickly separate the workpiece from the die by utilizing the die-stripping mechanism, is convenient for taking out the blank workpiece, and is time-saving and labor-saving. The locking structure is used for controlling the combination state of the working head and the cross beam, so that one set of driving mechanism can drive the forging hammer to forge, the workpiece can be separated after the machining is finished, and the locking mechanism is simple in structure, good in stability and low in use and maintenance cost.

Drawings

The accompanying drawings, which 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 limitation. In the drawings:

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

FIG. 2 is a partial cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of a table portion in the creation of the present invention;

FIG. 4 is a schematic view of the inventive forging hammer in operation;

FIG. 5 is a schematic view of the inventive stripping mechanism during operation;

fig. 6 is a schematic view of the present invention with a guide post.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the 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 invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable 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 creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following embodiments with reference to the attached drawings.

A bearing forging preforming device is shown in figures 1 to 5 and comprises a workbench 1, a die 2 on the workbench and a forging hammer 3 corresponding to the upper part of the die, wherein a top frame 4 is arranged on a rack of the workbench, and a driving mechanism 5 for driving the forging hammer to act is arranged on the top frame; the two sides of the driving mechanism are respectively provided with a stripping mechanism 6, the forging hammer is arranged at the lower end of a working head 7 of the driving mechanism, a cross beam 8 for driving the stripping mechanism is arranged on the working head above the forging hammer, and a locking mechanism 9 combined with the working head is arranged on the cross beam.

The workstation corresponds the mould inner chamber and is equipped with protruding post 10, forms annular 11 at protruding post periphery, and when forging, the protruding post up end can push up the inside base of post mould main part, keeps the base stable, the mould includes main part 12 and the base 13 in the main part lower extreme outside to and the inside base 14 of main part, the annular is arranged in to the base to be equipped with blotter 15 between base and annular groove bottom. After the metal blank 22 is set in the die main body, a preforming forging process is performed by a forging hammer. Generally, the main body and the base are integrally formed. The cushion pad is, for example, a rubber pad or a nylon pad.

The mold stripping mechanism comprises a guide cylinder 16, a mandril 17 is arranged in the guide cylinder in a telescopic way, and a jacking block 18 is arranged at the lower end of the mandril; the ejector rod is connected with the cross beam, and the cross beam moves up and down to drive the ejector rod to stretch; the distance between the ejector block and the base is smaller than the distance between the forging hammer and the die, and when the cross beam drives the ejector rod to move downwards, the ejector block is in contact with the bottom of the forging hammer.

The driving mechanism comprises a driving cylinder, an extension rod of the driving cylinder is arranged downwards, and the extension rod drives the working head to move in the vertical direction. Generally, the driving cylinder is a pneumatic cylinder, an electric cylinder or a hydraulic cylinder. In an alternative embodiment, an elastic restoring member is arranged in the guide cylinder, the upper end of the push rod is connected with the elastic restoring member, the elastic restoring member is tensioned, and when the push rod is not driven by the cross beam, the elastic restoring member can pull the push rod to keep the position of the push rod, namely, the push rod is kept at a high position under a normal state. By way of example, the elastic restoring member is a spring, the upper end of the spring is mounted on the upper part of the guide cylinder, and the lower end of the spring is connected with the ejector rod.

The locking mechanism comprises a sliding seat 19 and a sliding block 20 horizontally and slidably mounted in the sliding seat, a clamping groove matched with the sliding block is formed in the working head, the sliding block moves towards the side of the working head, and after the sliding block is matched with the clamping groove, when a telescopic rod of the driving mechanism acts (because the working head and a cross beam are in a combined state), the ejector rod can be driven to move.

In an alternative embodiment, as shown in fig. 6, the guide post 21 is provided on the workbench corresponding to the base, the guide post is staggered with the position of the push rod to avoid interference with the push rod (top block), the guide post sequentially penetrates through the cushion pad and the base from bottom to top, when the base is pressed to move downwards, the base does not generate displacement in the height direction, and the stability is high. And such structural design can quick replacement mould, adapts to the preforming of different specification products, as long as mould base part adaptation install in the annular can, pass the guide post with the via hole on the base, accomplish the installation promptly, and is very convenient.

The forging blank pre-forming device is simple in structure and convenient to operate, not only can perform the forging blank 23 efficiently, but also can quickly separate a workpiece from a die by using the die-drawing mechanism, is convenient for taking out the blank workpiece, and is time-saving and labor-saving. The locking structure is used for controlling the combination state of the working head and the cross beam, so that one set of driving mechanism can drive the forging hammer to forge, and the workpiece can be separated after the machining is finished.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.

Claims (7)

1. The utility model provides a bearing forging preforming equipment which characterized in that: the forging device comprises a workbench, a die on the workbench and a forging hammer above the die, wherein a top frame is arranged on a rack of the workbench, and a driving mechanism for driving the forging hammer to act is arranged on the top frame;

the two sides of the driving mechanism are respectively provided with a stripping mechanism, the forging hammer is arranged at the lower end of a working head of the driving mechanism, a cross beam for driving the stripping mechanism is arranged on the working head above the forging hammer, and a locking mechanism combined with the working head is arranged on the cross beam;

the die comprises a main body and a base arranged at the lower end of the main body, the base is arranged in the annular groove, and a cushion pad is arranged between the base and the bottom of the annular groove;

the die stripping mechanism comprises a guide cylinder, a mandril is telescopically arranged in the guide cylinder, and a jacking block is arranged at the lower end of the mandril; the ejector rod is connected with the cross beam, and the cross beam moves up and down to drive the ejector rod to stretch; and the distance between the ejector block and the base is smaller than the distance between the forging hammer and the die.

2. The bearing forging preforming apparatus of claim 1, wherein: the driving mechanism comprises a driving cylinder, an extension rod of the driving cylinder is arranged downwards, and the extension rod drives the working head to move in the vertical direction.

3. The bearing forging preforming apparatus of claim 2, wherein: the driving cylinder adopts a cylinder, an electric cylinder or a hydraulic cylinder.

4. The bearing forging preforming apparatus of claim 1, wherein: an elastic restoring piece is arranged in the guide cylinder, and the upper end of the ejector rod is connected with the elastic restoring piece.

5. The bearing forging preforming apparatus of claim 1, wherein: the buffer pad adopts rubber pad or nylon pad.

6. The bearing forging preforming apparatus of claim 1, wherein: the locking mechanism comprises a sliding seat and a sliding block horizontally and slidably mounted in the sliding seat, and a clamping groove matched with the sliding block is formed in the working head.

7. The bearing forging preforming apparatus of claim 1, wherein: the main body and the base are of an integrally formed structure.

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