Metal product stamping die

Abstract

The utility model discloses a metal product stamping die which comprises an upper die base and a lower die base, a male die plate is arranged at the bottom of the upper die base through an upper fixing plate, a male die assembly is detachably installed at the bottom of the upper die plate, and a lower die plate is arranged at the top of the lower die base through a lower fixing plate. A cavity used for metal forming is formed in the lower die plate, a discharging assembly communicated with the cavity is arranged in the middle of the lower die base, the male die assembly comprises a mounting base, a male die block matched with the cavity is arranged at the bottom of the mounting base, a mounting groove matched with the mounting base is formed in the upper die plate, and the male die block is arranged in the mounting groove. The two sides of the mounting seat are sunken towards the middle to form a connecting groove, and a positioning block is arranged on the connecting groove; compared with the prior art, when the male die is abraded or needs to be adjusted, the male die can be rapidly replaced in a convenient disassembly and assembly mode, the downtime is shortened, and therefore the overall efficiency of a production line is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to punch die technical field, concretely is a kind of metal product punch die. BACKGROUND

[0002] Punch die, also known as punch, hardware die, refers to the utilization fixed on punch or press machine die to metal sheet material and exert certain pressure, make material produce separation or shaping, so that the pressure processing method of certain size requirement, appearance quality qualified part. The working principle of punch die is to place metal sheet or strip in punch, then exert pressure to make it deform or cut.

[0003] When metal product punch die is used, with the continuous punch, the protruding module of punch die constantly cuts friction with metal raw material, so as to cause the wear of protruding module, needs to be maintained and overhauled in time, since the protruding module fastening mode of current punch die is complex, compact structure leads to insufficient dismounting space, so that the daily maintenance and overhaul of die become complex and time-consuming. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of metal product punch die to solve the protruding module fastening mode of existing metal product punch die in the background art described above is complex, compact structure leads to insufficient dismounting space, so that the daily maintenance and overhaul of die become complex and time-consuming Problem.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of metal product punch die, including upper die holder and lower die holder, the bottom of the upper die holder is provided with upper die plate by upper fixed plate, the bottom of the upper die plate is detachably installed with protruding module assembly, the top of the lower die holder is provided with lower die plate by lower fixed plate, the lower die plate is opened with cavity for metal forming, the middle position of the lower die holder is provided with unloading assembly communicated with cavity.

[0006] As a preferred technical scheme of the utility model, the protruding module assembly includes mounting seat, the bottom of the mounting seat is provided with protruding module matched with cavity;

[0007] The upper die plate is opened with installation groove matched with mounting seat.

[0008] As a preferred technical scheme of the utility model, the two sides of the mounting seat are recessed to form connecting groove, the connecting groove is provided with positioning block, reset spring is arranged between the positioning block and the inner wall of connecting groove;

[0009] The inner wall of the installation groove is recessed to form positioning hole matched with positioning block on both sides.

[0010] As a preferred technical scheme of the utility model, the bottom of the mounting seat is provided with a slot opening communicated with the connecting slot, and a pull plate is arranged on the positioning block in the slot.

[0011] As a preferred technical scheme of the utility model, the unloading assembly comprises a fixed plate, an unloading rod is penetrated through the fixed plate, an ejection spring is arranged on the unloading rod through a limiting plate, and a top block is arranged on the top of the unloading rod.

[0012] As a preferred technical scheme of the utility model, a guide pillar is arranged on the lower die seat, and a guide sleeve matched with the guide pillar is arranged on the upper die seat.

[0013] As a preferred technical scheme of the utility model, a buffer assembly is sleeved on the guide pillar.

[0014] The buffer assembly comprises a buffer spring sleeved on the guide pillar, a connecting sleeve is arranged on the top of the buffer spring, and a buffer pad is arranged on the top of the connecting sleeve.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] The metal product stamping die of the utility model can rapidly complete replacement of the male die through the convenient dismounting mode when the male die is abraded or needs to be adjusted, reduces downtime, thereby improving the overall efficiency of the production line, the conventional male die replacement mode needs to dismount the whole die, is time-consuming, the convenient dismounting mode can greatly shorten the process, reduces production loss caused by downtime, and the convenient dismounting mode makes maintenance and repair of the male die easier, reduces the workload of the bench worker, and reduces maintenance cost.

[0017] Other features and advantages of the utility model will be described in detail in the following specific embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is an overall structural schematic view of the utility model;

[0019] Figure 2 It is a structural schematic view of the upper die plate of the utility model;

[0020] Figure 3 It is a structural schematic view of the male die assembly of the utility model;

[0021] Figure 4 It is a structural schematic view of the unloading assembly of the utility model;

[0022] Figure 5 It is a structural schematic view of the buffer assembly of the utility model.

[0023] In the figure: 1, the upper die holder; 2, the upper fixed plate; 3, the upper die plate; 31, the mounting groove; 32, the positioning hole; 4, the male die assembly; 41, the mounting seat; 42, the male die block; 43, the connecting groove; 44, the positioning block; 45, the return spring; 46, the notch; 47, the pull plate; 5, the lower die holder; 6, the lower fixed plate; 7, the lower die plate; 8, the cavity; 9, the ejection assembly; 91, the fixed plate; 92, the ejection rod; 93, the limiting plate; 94, the ejecting spring; 95, the top block; 10, the guide column; 11, the guide sleeve; 12, the buffer assembly; 121, the buffer spring; 122, the connecting sleeve; 123, the buffer pad. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] In the description of the utility model, it should be explained that the orientation or position relationship indicated by the terms "vertical", "upper", "lower", "horizontal" and the like is the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0026] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0027] Please refer to Figures 1-5 In the embodiment, a metal product stamping die is provided, which comprises an upper die holder 1 and a lower die holder 5, the bottom of the upper die holder 1 is provided with an upper die plate 3 through an upper fixed plate 2, the bottom of the upper die plate 3 is detachably mounted with a male die assembly 4, the top of the lower die holder 5 is provided with a lower die plate 7 through a lower fixed plate 6, a cavity 8 for metal forming is formed on the lower die plate 7, and a ejection assembly 9 is arranged at the middle position of the lower die holder 5 and communicates with the cavity 8.

[0028] The utility model discloses a punch die, which comprises an upper die seat 1, a lower die seat 5, a punch assembly 4, an upper die plate 3, a lower die plate 7, a die cavity 8 and a discharging assembly 9.

[0029] Specifically, the punch assembly 4 comprises a mounting seat 41, and the bottom of the mounting seat 41 is provided with a punch block 42 matched with the die cavity 8.

[0030] The punch block 42 matched with the die cavity 8 is inserted into the mounting groove 31 of the upper die plate 3 during installation, so that the punch block 42 is fixed to the bottom of the upper die plate 3.

[0031] Specifically, the two sides of the mounting seat 41 are recessed towards the middle to form a connecting groove 43, the connecting groove 43 is provided with a positioning block 44, a return spring 45 is arranged between the positioning block 44 and the inner wall of the connecting groove 43, and the inner wall of the mounting groove 31 is recessed towards the two sides to form a positioning hole 32 matched with the positioning block 44.

[0032] When the punch block 42 is replaced, the positioning block 44 is compressed into the connecting groove 43 to extrude the return spring 45 and make the positioning block 44 shrink in the connecting groove 43 and disengage from the positioning hole 32, then the mounting seat 41 of the punch block 42 is pulled out of the mounting groove 31.

[0033] It should be noted that the bottom of the mounting seat 41 is provided with a slot 46 connected with the connecting groove 43, and the positioning block 44 is provided with a pull plate 47 located in the slot 46.

[0034] Specifically, the discharging assembly 9 comprises a fixed plate 91, a discharging rod 92 is through the fixed plate 91, the discharging rod 92 is provided with a ejection spring 94 through a limiting plate 93, and the top of the discharging rod 92 is provided with a top block 95.

[0035] Wherein, after the stamping is completed, the metal product left in the cavity 8 is unloaded by the unloading assembly 9, at this time, the unloading rod 92 is pulled, the unloading rod 92 is released after compressing the ejection spring 94, then the metal product is ejected by the top block 95 under the reset action of the ejection spring 94, and the unloading work is realized.

[0036] Specifically, the lower die seat 5 is provided with a guide column 10, and the upper die seat 1 is provided with a guide sleeve 11 matched with the guide column 10.

[0037] Wherein, the upper and lower movements of the mold are guided by the cooperation of the guide column 10 and the guide sleeve 11, and the accurate alignment of the mold in the mold closing and mold opening process is ensured.

[0038] Specifically, the guide column 10 is sleeved with a buffer assembly 12, the buffer assembly 12 includes a buffer spring 121 sleeved on the guide column 10, the top of the buffer spring 121 is provided with a connecting sleeve 122, and the top of the connecting sleeve 122 is provided with a buffer pad 123.

[0039] During stamping, the impact force generated by the pressure applied by the stamping machine on the workpiece is large, and if the impact force is not buffered, the mold itself, the workpiece and the stamping equipment can be damaged, the buffer spring 121 and the buffer pad 123 can absorb and disperse the impact force, reduce the direct collision of the mold and the workpiece, and thus protect the mold and the workpiece from being damaged.

[0040] The basic principle and main features of the utility model and the advantages of the utility model are shown and described. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A metal product stamping die characterized by, Including upper die holder (1) and lower die holder (5), the bottom of the upper die holder (1) is provided with the upper die plate (3) through the upper fixed plate (2), the bottom of the upper die plate (3) is detachably installed with the male die assembly (4), the top of the lower die holder (5) is provided with the lower die plate (7) through the lower fixed plate (6), the lower die plate (7) is provided with the cavity (8) for metal forming, the middle position of the lower die holder (5) is provided with the discharge assembly (9) communicated with the cavity (8);The male die assembly (4) includes a mounting seat (41), the bottom of the mounting seat (41) is provided with a male die block (42) matched with the cavity (8); The upper die plate (3) is provided with an installation groove (31) matched with the mounting seat (41); The two sides of the mounting seat (41) are recessed to form a connecting groove (43), the connecting groove (43) is provided with a positioning block (44), and the positioning block (44) and the inner wall of the connecting groove (43) are provided with a return spring (45); The inner wall of the installation groove (31) is recessed to form a positioning hole (32) matched with the positioning block (44) on both sides; The bottom of the mounting seat (41) is provided with a slot (46) communicated with the connecting groove (43), and the positioning block (44) is provided with a pull plate (47) located in the slot (46); The discharge assembly (9) includes a fixed plate (91), the fixed plate (91) is provided with a discharge rod (92), the discharge rod (92) is provided with a ejection spring (94) through a limiting plate (93), and the top of the discharge rod (92) is provided with a top block (95); The lower die holder (5) is provided with a guide column (10), and the upper die holder (1) is provided with a guide sleeve (11) matched with the guide column (10).

2. A metal product stamping die according to claim 1, wherein The guide column (10) is provided with a buffer assembly (12); The buffer assembly (12) includes a buffer spring (121) sleeved on the guide column (10), the top of the buffer spring (121) is provided with a connecting sleeve (122), and the top of the connecting sleeve (122) is provided with a buffer pad (123).

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