CN216027520U - Stamping crank arm casting die - Google Patents

Abstract

The utility model discloses a stamping crank arm casting die, which belongs to the technical field of stamping crank arm dies and comprises a stamping crank arm casting die body, wherein the stamping crank arm casting die body comprises an upper pressing plate, a lower bottom plate, a stamping device and a placing groove, a plurality of connecting holes are symmetrically formed in the upper pressing plate and the lower bottom plate, the upper pressing plate and the lower bottom plate are connected through a plurality of connecting posts, the connecting posts are fixedly connected to corresponding connecting holes, the placing groove is connected to the lower bottom plate in a sliding manner, the stamping device is arranged on the placing groove, a plurality of die springs are connected to the top of the stamping device, the other ends of the die springs are connected with an adjusting plate, a plurality of adjusting holes corresponding to the positions of the die springs are formed in the adjusting plate, a plurality of stamping holes corresponding to the positions of the adjusting holes are formed in the upper pressing plate, a plurality of corresponding adjusting bolts are detachably connected to the stamping holes and penetrate through the adjusting holes, the utility model has the advantage of adjustable stamping position.

Description

Stamping crank arm casting die

Technical Field

The utility model relates to the technical field of stamping crank arm moulds, in particular to a stamping crank arm casting mould.

Background

The crank arm is one of the common parts on the machine equipment and is connected with other parts through screws to realize the functions of joint movement and the like. To the less, higher connecting lever of precision of volume, the bender can't process, generally adopts stamping die to process, but the mould angle of bending all is fixed usually, and a pair mould can only process the angle of bending, need process the mould of different angle of bending to the more condition of angle of bending kind, leads to the mould cost higher, is not suitable for the processing of small batch. Most of moulds are all fixed with the base is integrative, when needing to carry out different angles and bend, need have other board to go on, to the enterprise, the cost just more than a lot, but this needs research and development a section multi-angle to bend, the convenient mould of bending of dismantling again.

Therefore, the technical personnel in the related art improves the bending die, for example, chinese patent publication No. CN210966513U discloses "a bending die for crank arm production", although the utility model can satisfy the feature that a multi-angle die is adopted, the cooperation of the limiting rod and the limiting hole enables multi-angle replacement to be realized only by rotating the stamping die, the punch is movably connected with the bottom of the upper stamping device, and the stamping die is movably connected with the base, so that the die can be conveniently replaced by a dismounting machine.

However, the technical scheme in the application document still has defects, such as different positions of the stamping required by different crank arms, and further replacement and adjustment of the die are required, so that the production efficiency of the crank arms cannot be ensured, and further, the production efficiency is low, and the practicability is poor.

Based on the above, the utility model designs a stamping crank arm casting die to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stamping crank arm casting die to solve the technical problem.

In order to achieve the purpose, the utility model provides the following technical scheme: a stamping crank arm casting die comprises a stamping crank arm casting die body, wherein the stamping crank arm casting die body comprises an upper pressing plate, a lower bottom plate, a stamping device and a placing groove, the upper pressing plate and the lower bottom plate are symmetrically provided with a plurality of connecting holes, the upper pressing plate and the lower bottom plate are connected through a plurality of connecting columns, the connecting columns are fixedly connected to the corresponding connecting holes, the placing groove is connected on the lower bottom plate in a sliding manner, a stamping device is arranged on the placing groove, the top of the stamping device is connected with a plurality of die springs, the other ends of the die springs are connected with an adjusting plate, a plurality of adjusting holes corresponding to the positions of the die springs are formed in the adjusting plate, a plurality of stamping holes corresponding to the positions of the adjusting holes are formed in the upper pressing plate, and the stamping holes are detachably connected with a plurality of corresponding adjusting bolts which penetrate through the adjusting holes.

Preferably, the punching device comprises a striking bolt connected with the die spring and a punch arranged below the striking bolt, and the punching device further comprises a fixed seat used for fixing the striking bolt and the punch.

Preferably, a locking clamping block for locking the crank arm casting is installed on one side of the placing groove, and a pulling plate is fixedly installed on the other side of the placing groove.

Preferably, a waste collecting tank is arranged on one side, close to the pulling plate, of the lower bottom plate.

Preferably, the diameter of the striking bolt is smaller than that of the die spring.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, by arranging the adjusting plate, the adjusting hole, the die spring, the stamping hole and the adjusting bolt, aiming at the crank arm casting needing to be stamped and processed, the stamping hole and the adjusting hole are connected through the adjusting bolt, so that the die spring cannot be normally compressed and cannot drive the lower striking bolt and the lower punch to work, the position needing to be stamped is not limited by the adjusting bolt, the die spring drives the lower striking bolt and the lower punch to work for stamping, and therefore, the die for stamping the crank arm casting can be suitable for stamping the crank arm casting without using, and the practicability is further improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a front view of the present embodiment;

FIG. 3 is a front view of the present embodiment with the upper platen removed;

FIG. 4 is a schematic top view of the present embodiment with the upper platen removed;

fig. 5 is a schematic partial sectional view of a stamping device according to the present embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. stamping a crank arm casting die body; 2. an upper pressure plate; 3. a lower base plate; 4. connecting columns; 5. connecting holes; 6. a waste collection tank; 7. punching a hole; 8. a die spring; 9. adjusting the bolt; 10. a stamping device; 11. pulling a plate; 12. locking the fixture block; 13. a placement groove; 14. striking the bolt; 15. a punch; 16. A fixed seat; 17. an adjusting plate; 18. and adjusting the hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a stamping crank arm casting die comprises a stamping crank arm casting die body 1, wherein the stamping crank arm casting die body 1 comprises an upper pressing plate 2 and a lower bottom plate 3, stamping device 10, standing groove 13, equal symmetry is equipped with a plurality of connecting holes 5 on top board 2 and the lower plate 3, top board 2 and lower plate 3 are connected through a plurality of spliced poles 4, 4 fixed connection of a plurality of spliced poles are on corresponding connecting hole 5, standing groove 13 sliding connection is on lower plate 3, be equipped with stamping device 10 on the standing groove 13, a plurality of mould springs 8 are connected at stamping device 10 top, regulating plate 17 is connected to a plurality of mould springs 8 other ends, set up a plurality of regulation holes 18 that correspond 8 positions of mould spring on the regulating plate 17, be equipped with a plurality of punching press holes 7 that correspond 18 positions of regulation hole on the top board 2, can dismantle on a plurality of punching press holes 7 and be connected with a plurality of adjusting bolt 9 that correspond and adjusting bolt 9 runs through intercommunication regulation hole 18.

Preferably, the punching device 10 includes a striking bolt 14 connected to the die spring 8 and a punch 15 disposed below the striking bolt 14, and the punching device 10 further includes a fixing seat 16 for fixing the striking bolt 14 and the punch 15, so that the striking bolt 14 and the punch 15 can perform punching more stably by providing the fixing seat 16, and safety and practicability of the striking bolt 14 and the punch 15 are provided.

Preferably, the locking fixture block 12 that is used for locking the connecting lever foundry goods is installed to standing groove 13 one side, and opposite side fixed mounting has arm-tie 11, through the aforesaid setting for connecting lever foundry goods stamping process is with locking through locking fixture block 12, and it is more convenient to process, and arm-tie 11 can be after stamping process accomplishes, pulls out standing groove 13, can take out the connecting lever foundry goods after the punching press was accomplished.

Preferably, one side that lower plate 3 is close to arm-tie 11 is equipped with garbage collection groove 6, through having set up garbage collection groove 6 for when arm-tie 11 pulls out standing groove 13, the waste material that the punching press produced falls into garbage collection groove 6, makes things convenient for punching press waste recycling.

Preferably, the diameter of the striking bolt 14 is smaller than that of the die spring 8, and through the arrangement, the position of the impact force applied to the striking bolt 14 is located at the center of the top of the striking bolt, so that the impact force cannot be changed, and the punching effect is different.

One specific application of this embodiment is:

during operation, put into standing groove 13 with the crank arm foundry goods, and lock through locking fixture block 12, to the crank arm foundry goods of required stamping process, through installing adjusting bolt 9 through connection at the punching press hole 7 and the regulation hole 18 that correspond the position, make these installed adjusting bolt 9 below correspond the unable normal compression of mould spring 8, carry out the punching press formula, the mould spring 8 that does not install adjusting bolt 9 below and correspond normally compresses, the impulsive force drives striking bolt 14 and the drift 15 of below and works, punch the crank arm foundry goods, after the processing is accomplished, open locking cassette 12, pull out standing groove 13 through arm-tie 11, the waste material that the punching press produced simultaneously falls into waste collecting groove 6, later take off a plurality of adjusting bolt 9, stamping process is accomplished promptly.

To sum up, through having set up regulating plate 17, regulation hole 18, die spring 8, punching press hole 7, adjusting bolt 9, to the crank arm foundry goods of required stamping process, through adjusting bolt 9 through connection punching press hole 7 and regulation hole 18, make the unable normal compression of die spring 8, strike bolt 14 and drift 15 that can't drive the below carry out work, the position that needs the punching press does not have adjusting bolt 9's restriction, die spring 8 drives strike bolt 14 and drift 15 of below and carries out work, carry out the punching press, thereby make punching press crank arm foundry goods mould can be suitable for and the punching press crank arm foundry goods of not having promoted the practicality further.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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

Claims (5)

1. The utility model provides a punching press connecting lever foundry goods mould, includes punching press connecting lever foundry goods mould body (1), its characterized in that: the stamping crank arm casting die body (1) comprises an upper pressing plate (2), a lower base plate (3), a stamping device (10) and a placing groove (13), wherein a plurality of connecting holes (5) are symmetrically formed in the upper pressing plate (2) and the lower base plate (3), the upper pressing plate (2) and the lower base plate (3) are connected through a plurality of connecting columns (4), the connecting columns (4) are fixedly connected to the corresponding connecting holes (5), the placing groove (13) is connected to the lower base plate (3) in a sliding mode, the stamping device (10) is arranged on the placing groove (13), the top of the stamping device (10) is connected with a plurality of die springs (8), the other ends of the die springs (8) are connected with a regulating plate (17), a plurality of regulating holes (18) corresponding to the positions of the die springs (8) are formed in the regulating plate (17), a plurality of stamping holes (7) corresponding to the positions of the regulating holes (18) are formed in the upper pressing plate (2), a plurality of corresponding adjusting bolts (9) are detachably connected to the stamping holes (7), and the adjusting bolts (9) penetrate through the communicating adjusting holes (18).

2. The stamping crank arm casting mold as defined in claim 1, wherein: the punching device (10) comprises a striking bolt (14) connected with the die spring (8) and a punch (15) arranged below the striking bolt (14), and the punching device (10) further comprises a fixed seat (16) used for fixing the striking bolt (14) and the punch (15).

3. The stamping crank arm casting mold as defined in claim 1, wherein: and a locking clamping block (12) for locking the crank arm casting is installed on one side of the placing groove (13), and a pulling plate (11) is fixedly installed on the other side of the placing groove.

4. The stamping crank arm casting mold as defined in claim 3, wherein: and a waste collecting tank (6) is arranged on one side of the lower bottom plate (3) close to the pulling plate (11).

5. The stamping crank arm casting mold as defined in claim 2, wherein: the diameter of the striking bolt (14) is smaller than that of the die spring (8).

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