CN215746034U

CN215746034U - Stamping die used for metal product

Info

Publication number: CN215746034U
Application number: CN202121988321.9U
Authority: CN
Inventors: 王建永; 李赛赛; 孟淑英; 阚万里
Original assignee: Bozhou Xinrun Plastic Packaging Products Co ltd
Current assignee: Bozhou Xinrun Plastic Packaging Products Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-08
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to the technical field of stamping dies, in particular to a stamping die used as a metal product, which comprises a lower stamping die fixed on a stamping table and an upper stamping die arranged on the stamping end of a stamping machine, wherein a molding cavity is formed on the lower stamping die, and a demolding mechanism is arranged inside the molding cavity; the demoulding mechanism comprises a closed groove and two mounting grooves, the closed groove is formed in the bottom of the inner wall of the die cavity and is arranged in a sinking mode relative to the closed groove, the mounting grooves are formed in the bottom of the inner wall of the closed groove and are arranged in a sinking mode relative to the closed groove, a telescopic rod is fixedly mounted inside the mounting grooves, and a demoulding plate is fixedly connected to the top end of the telescopic rod. The utility model achieves the purpose of enabling the stamping die to have the automatic demoulding function, can realize the automatic upward jacking of the metal product after the stamping is finished, not only replaces the manual demoulding mode, but also can avoid the deformation phenomenon of the product, thereby reducing the labor intensity and improving the stamping efficiency of the metal product.

Description

Stamping die used for metal product

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die used as a metal product.

Background

When stamping die punching press metal product, because the inside of die forms specific shape under metal need rely on the upper punch die to push down, consequently after the punching press, fashioned metal product is located the die cavity of die down, and need rely on artifical manual drawing of patterns to its inside metal product, pull out fashioned metal product in by the die cavity, nevertheless manual pull out easily and lead to metal product to appear the deformation phenomenon, cause the product defective rate to promote, and this kind of mode has not only improved intensity of labour, cause the promotion of cost simultaneously, and it is extremely low to efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the stamping die used as the metal product, which achieves the aim of enabling the stamping die to have an automatic demoulding function, can automatically jack up the metal product upwards after the stamping is finished, not only replaces a manual demoulding mode, but also can avoid the deformation phenomenon of the product, thereby reducing the labor intensity and improving the stamping efficiency of the metal product.

(II) technical scheme

In order to solve the technical problems, the utility model provides the following technical scheme: a stamping die used as a metal product comprises a lower stamping die fixed on a stamping table and an upper stamping die arranged on the stamping end of a stamping machine, wherein a molding cavity is formed in the lower stamping die, and a demolding mechanism is arranged inside the molding cavity;

the demoulding mechanism comprises a closed groove and two mounting grooves, the closed groove is formed in the bottom of the inner wall of the die cavity and is arranged in a sinking mode relative to the closed groove, the mounting grooves are formed in the bottom of the inner wall of the closed groove and are arranged in a sinking mode relative to the closed groove, a telescopic rod is fixedly mounted inside the mounting grooves, a demoulding plate is fixedly connected to the top end of the telescopic rod, and a demoulding spring is sleeved outside the telescopic rod.

Further, the section of the stripping plate is one of rectangular, round or special, the stripping plate can be downwards moved to be embedded into the closed groove, and the upper surface of the stripping plate is flush with the bottom of the inner wall of the die cavity.

Furthermore, the shape of the demoulding spring is in a tower shape which is spirally and gradually arranged upwards, and two ends of the demoulding spring are fixedly connected with the bottom of the demoulding plate and the bottom of the inner wall of the mounting groove respectively.

Furthermore, the upper punching die is provided with a positioning mechanism, and the positioning mechanism comprises a positioning groove formed in the periphery of the top of the lower punching die and a guide rod fixed on the periphery of the bottom of the upper punching die.

Furthermore, the inside of constant head tank is equipped with expanding spring, and the inside cover of constant head tank is equipped with the movable sleeve, and the bottom fixedly connected with locating piece of guide bar, locating piece and the corresponding setting of movable sleeve upper and lower.

Furthermore, the two sides of the positioning block are provided with guide protrusions, and the inner side wall of the movable sleeve is provided with guide grooves matched with the guide protrusions for use.

(III) advantageous effects

The utility model provides a stamping die used as a metal product, which has the following beneficial effects:

1. the utility model achieves the purpose of enabling the stamping die to have the automatic demoulding function, can realize the automatic upward jacking of the metal product after the stamping is finished, not only replaces the manual demoulding mode, but also can avoid the deformation phenomenon of the product, thereby reducing the labor intensity and improving the stamping efficiency of the metal product.

2. According to the utility model, due to the arrangement of the positioning mechanism, the positioning mechanism which is mutually matched is arranged on the stamping die, when the upper stamping die performs downward action and the lower stamping die performs die closing stamping, the positioning block at the bottom end of the guide rod is inserted into the movable sleeve, and meanwhile, the use of the guide protrusion and the guide groove is matched to improve the alignment capability, so that the alignment accuracy of the upper stamping die and the lower stamping die is ensured, the phenomenon of dislocation of the upper stamping die and the lower stamping die is avoided, and when the stamping die is separated, the telescopic spring provides upward acting force to push the positioning block to ascend, and provides auxiliary acting force for the upper stamping die to separate the stamping die, thereby improving the die separation capability of the stamping die.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the upper and lower dies of the utility model;

FIG. 2 is a schematic cut-away view of the lower die of the present invention;

FIG. 3 is a schematic cut-away view of the lower die of the present invention;

FIG. 4 is a schematic view of the structure of the telescoping rod and stripper spring of the present invention;

FIG. 5 is a schematic cut-away view of the lower die of the present invention;

FIG. 6 is a schematic structural view of a positioning mechanism of the present invention;

fig. 7 is a schematic structural view of the upper die of the present invention.

In the figure: 1. a lower die; 2. a molding cavity; 3. a demolding mechanism; 31. closing the groove; 32. mounting grooves; 33. a telescopic rod; 34. a stripper plate; 35. a stripper spring; 4. putting a die on the die; 5. a positioning mechanism; 51. positioning a groove; 52. a tension spring; 53. a movable sleeve; 54. a guide bar; 55. positioning blocks; 56. a guide projection; 57. a guide groove.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

FIGS. 1-7 illustrate one embodiment of the present invention: a stamping die used as a metal product comprises a lower stamping die 1 fixed on a stamping table and an upper stamping die 4 arranged on a stamping end of a stamping machine, wherein a die cavity 2 is formed in the lower stamping die 1, and a demoulding mechanism 3 is arranged in the die cavity 2;

the demoulding mechanism 3 comprises a closed groove 31 and two mounting grooves 32 which are arranged on the lower punch die 1, the closed groove 31 is positioned at the bottom of the inner wall of the die cavity 2 and is arranged in a sinking way relative to the closed groove, the mounting grooves 32 are positioned at the bottom of the inner wall of the closed groove 31 and are arranged in a sinking way relative to the closed groove, an expansion link 33 is fixedly mounted inside the mounting grooves 32, the top end of the expansion link 33 is fixedly connected with a demoulding plate 34, the outer part of the expansion link 33 is sleeved with a demoulding spring 35, the expansion link 33 is formed by splicing two round rods which can relatively realize the expansion function, the expansion link has the stress expansion capability, the section of the demoulding plate 34 is in one of a rectangular shape, a circular shape or a special shape, the demoulding plate 34 can be downwards embedded into the closed groove 31, the upper surface of the demoulding plate 34 is flush with the bottom of the inner wall of the die cavity 2, the demoulding spring 35 is in a tower shape which is spirally and gradually arranged upwards, and two ends of the demoulding spring 35 are respectively fixedly connected with the bottom of the demoulding plate 34 and the bottom of the inner wall of the mounting grooves 32, by arranging the demoulding mechanism 3 in the die cavity 2 in the lower die 1, when the upper die 4 descends and punches metal into the die cavity 2, the lower surface of the metal presses the demoulding plate 34 to enable the demoulding plate to descend into the closed groove 31, after punching is finished, the upper die 4 is separated from the lower die 1, the demoulding plate 34 is jacked upwards by the elastic reverse acting force of the demoulding spring 35, the tower-shaped demoulding spring 35 can improve the jacked-upwards acting force, the application of demoulding reverse acting force is ensured, and the demoulding plate 34 jacks up the bottom of a metal product to realize automatic demoulding.

The upper punching die 4 is provided with a positioning mechanism 5, the positioning mechanism 5 comprises a positioning groove 51 arranged on the periphery of the top of the lower punching die 1, and further comprises a guide rod 54 fixed on the periphery of the bottom of the upper punching die 4, a telescopic spring 52 is arranged inside the positioning groove 51, a movable sleeve 53 is sleeved inside the positioning groove 51, a positioning block 55 is fixedly connected to the bottom end of the guide rod 54, the positioning block 55 and the movable sleeve 53 are arranged in a vertical corresponding manner, guide protrusions 56 are arranged on two sides of the positioning block 55, a guide groove 57 matched with the guide protrusions 56 for use is arranged on the inner side wall of the movable sleeve 53, due to the arrangement of the positioning mechanism 5, the positioning mechanism 5 which is matched with each other for use is arranged on a punching die, when the upper punching die 4 performs downward movement and punches with a lower punching die, the positioning block 55 at the bottom end of the guide rod 54 is inserted into the movable sleeve 53, and the use of the guide protrusions 56 and the guide groove 57 is matched to improve the alignment capability, the precision of die counterpoint about guaranteeing, the dislocation phenomenon appears in the die about avoiding appearing, and the movable sleeve 53 slides downwards in constant head tank 51 when locating piece 55 applys pressure downwards, and expanding spring 52 contracts, and when the punching press is finished dividing the mould, expanding spring 52 provides ascending effort and promotes locating piece 55 and rises, provides supplementary effort at the mould of branch to upper punch 4 to improve stamping die's ability of dividing the mould.

When the embodiment works, the demoulding mechanism 3 is arranged in the die cavity 2 in the lower die 1, when the upper die 4 descends and punches metal into the die cavity 2, the lower surface of the metal presses the demoulding plate 34 to enable the demoulding plate to descend into the closed groove 31, after punching is finished, the upper die 4 is separated from the lower die 1, the demoulding plate 34 is upwards jacked up by the elastic reverse acting force of the demoulding spring 35, the tower-shaped demoulding spring 35 can improve the upward jacked acting force to ensure the application of demoulding reverse acting force, and the demoulding plate 34 jacks up the bottom of a metal product to realize automatic demoulding.

The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of the power supply also belongs to the common knowledge in the field, and the utility model is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the utility model.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. A press die for use as a metal product, comprising a lower die (1) fixed to a press table and an upper die (4) mounted on a press-performing end of a press machine, characterized in that: a molding cavity (2) is arranged on the lower punch die (1), and a demolding mechanism (3) is arranged inside the molding cavity (2);

demoulding mechanism (3) are including offering closed groove (31) and two mounting grooves (32) on die (1) down, closed groove (31) are located the bottom of type die cavity (2) inner wall and are the setting of sinking relatively it, mounting groove (32) are located the bottom of closed groove (31) inner wall and are the setting of sinking relatively it, the inside fixed mounting of mounting groove (32) has telescopic link (33), the top fixedly connected with stripper plate (34) of telescopic link (33), the outside cover of telescopic link (33) is equipped with demoulding spring (35).

2. A stamping die for use as a metal product as claimed in claim 1, wherein: the section of the stripping plate (34) is one of rectangular, round or special, the stripping plate (34) can be downwards moved to be embedded into the closed groove (31), and the upper surface of the stripping plate (34) is flush with the bottom of the inner wall of the mould cavity (2).

3. A stamping die for use as a metal product as claimed in claim 1, wherein: the shape of the demoulding spring (35) is in a tower shape which is spirally and progressively arranged upwards, and two ends of the demoulding spring (35) are fixedly connected with the bottom of the demoulding plate (34) and the bottom of the inner wall of the mounting groove (32) respectively.

4. A stamping die for use as a metal product as claimed in claim 1, wherein: the upper punching die (4) is provided with a positioning mechanism (5), and the positioning mechanism (5) comprises positioning grooves (51) formed in the periphery of the top of the lower punching die (1) and guide rods (54) fixed to the periphery of the bottom of the upper punching die (4).

5. A stamping die for metal products as claimed in claim 4, wherein: a telescopic spring (52) is arranged in the positioning groove (51), a movable sleeve (53) is sleeved in the positioning groove (51), a positioning block (55) is fixedly connected to the bottom end of the guide rod (54), and the positioning block (55) and the movable sleeve (53) are arranged in a vertically corresponding mode.

6. A stamping die for use as a metal product according to claim 5, wherein: both sides of the positioning block (55) are provided with guide protrusions (56), and the inner side wall of the movable sleeve (53) is provided with a guide groove (57) matched with the guide protrusions (56) for use.