CN211564379U

CN211564379U - Environment-friendly hardware housing cold forging die structure

Info

Publication number: CN211564379U
Application number: CN201922421471.0U
Authority: CN
Inventors: 陈景满
Original assignee: Wenjianbaisheng Shenzhen Hardware Co ltd
Current assignee: Wenjianbaisheng Shenzhen Hardware Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-25
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses an environment-friendly five metals shell cold forging mould structure, including bottom plate, die holder, bed die, recess, support column, guiding hole, go up mould, upper die base, roof, pneumatic cylinder, guide post, guide way, limiting plate, deflector, buffer spring, draw-in groove, fixture block, through-hole, fixing bolt, thread groove, flitch, U template, connecting plate, activity groove, round bar, reset spring, connecting rod, cushion chamber and activity chamber. When the guide post is clamped with the guide hole, the buffer spring is in a compressed state, meanwhile, the guide plate drives the connecting rod to move towards the bottom end of the movable cavity, and buffer liquid filled in the movable cavity is slowly compressed into the buffer cavity to play a buffer role together; when the hydraulic cylinder works, the upper die can drive the elastic plate to move towards the bottom end, metal plates in the lower die are forged and pressed until the elastic plate is compressed into the groove, and then the elastic plate can eject the metal materials under the reaction of the reset spring.

Description

Environment-friendly hardware housing cold forging die structure

Technical Field

The utility model relates to a cold forging mould structure specifically is a cold forging mould structure of environment-friendly five metals shell, belongs to five metals shell processing technology field.

Background

Cold forging is forging at a temperature lower than the recrystallization temperature of the metal, generally, cold forging mainly refers to forging at normal temperature, while forging at a temperature higher than normal temperature but not higher than the recrystallization temperature is called warm forging, the warm forging has higher precision, a smoother surface and less deformation resistance; the cold forging and pressing formed workpiece at normal temperature has high shape and size precision, smooth surface, less processing procedures and convenient automatic production, and a plurality of cold forging and cold pressing parts can be directly used as parts or products without cutting processing.

In prior art, the extrusion phenomenon appears easily when last mould and bed die compound die in cold forging moulding-die to produce the damage to the surface of mould, reduced life, and present cold forging mould is comparatively troublesome when getting the material, and the metal flitch can be inlayed inside the die cavity, and is comparatively inconvenient when taking. Therefore, the environment-friendly hardware shell cold forging die structure is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an environment-friendly five metals shell cold forging mould structure for solving above-mentioned problem.

The utility model realizes the purpose by the following technical proposal, an environment-friendly hardware shell cold forging mould structure comprises a hydraulic cylinder, a top plate, a support column, an upper mould base, a guide hole, a buffer structure, a lower mould base, a fixing bolt, an elastic material structure and a bottom plate which are sequentially arranged from top to bottom;

the buffer structure comprises a connecting rod, a guide post, a limiting plate and a buffer spring, wherein a guide groove is formed in the side surface of the guide post, a guide plate is clamped in the guide groove, two ends of the guide plate are fixedly connected with the inner side wall of the limiting plate, and the limiting plate is sleeved on the surface of the guide post; the bottom end of the guide groove is provided with a movable cavity, the bottom end of the connecting rod is sleeved in the movable cavity, the top end of the connecting rod is fixedly connected with the bottom end of the guide plate, and the end face of the bottom end of the connecting rod is provided with a buffer cavity; the buffer spring is positioned at the bottom end of the limiting plate and sleeved on the surface of the guide post;

the elastic structure comprises an elastic plate, a U-shaped plate, a connecting plate and a movable groove, the elastic plate is positioned in the lower die, the movable groove is formed in the top end of the lower die base, and the U-shaped plate is clamped in the movable groove; the top of one side of U template with flitch bottom rigid coupling, the opposite side top of U template with connecting plate bottom rigid coupling, activity tank bottom end rigid coupling has the round bar, the top of round bar runs through the connecting plate lower surface, just reset spring has been cup jointed on the surface of round bar.

Preferably, the top end of the supporting column is fixedly connected with the lower surface of the top plate, and the bottom end of the supporting column is fixedly connected with the upper surface of the bottom plate.

Preferably, the hydraulic cylinder is fixedly connected to the upper surface of the top plate, the tail end of an output shaft of the hydraulic cylinder penetrates through the top plate, the tail end of the output shaft of the hydraulic cylinder is fixedly connected to the top end of the upper die base, and the bottom end of the upper die base is fixedly connected with the upper die.

Preferably, a clamping block is fixedly connected to the bottom end of the lower die, a clamping groove is formed in the upper surface of the lower die base, the clamping block is clamped inside the clamping groove, a threaded groove is formed in the inner side wall of the clamping groove, a through hole is formed in the front side face of the clamping block, and the tail end of the fixing bolt penetrates through the through hole and is screwed with the threaded groove.

Preferably, the upper surface of the lower die base is provided with a groove, and the size of the material ejecting plate is matched with that of the groove.

Preferably, the guide hole is formed in the surface of the upper die base, the guide column is fixedly connected to the upper surface of the lower die base, and the top end of the guide column is clamped inside the guide hole.

The utility model has the advantages that:

1. the utility model discloses when the compound die, the top of guide post can block in the inside of guiding hole, and under the effect of limiting plate this moment, buffer spring can be in by the compression state, and the deflector can drive the connecting rod to the bottom motion in activity chamber simultaneously, and the buffer solution that activity intracavity portion was filled can be by the slow compression to the buffer chamber inside, plays the cushioning effect jointly to protect the mould;

2. the utility model discloses be equipped with the flitch on the top of die holder, when last mould and bed die compound die, go up the mould and can drive the flitch and move to the bottom to this metal sheet that comes the inside of bed die forges and presses, until compressing the flitch to the inside of recess, reset spring can be compressed this moment, and under reset spring's reaction again, the flitch can pop out the metal material, and is comparatively simple during the drawing of patterns.

Drawings

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

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

FIG. 2 is a connection diagram of the fixture block and the clamping groove of the present invention;

fig. 3 is a schematic diagram of the structure of the elastic material of the present invention;

fig. 4 is a schematic view of the buffering structure of the present invention.

In the figure: 1. the die comprises a base plate, 2, a lower die holder, 3, a lower die, 31, a groove, 4, a support column, 5, a guide hole, 6, an upper die, 7, an upper die holder, 8, a top plate, 9, a hydraulic cylinder, 10, a guide column, 101, a guide groove, 11, a limiting plate, 111, a guide plate, 12, a buffer spring, 13, a clamping groove, 14, a clamping block, 141, a through hole, 15, a fixing bolt, 16, a thread groove, 17, an elastic plate, 18, a U-shaped plate, 19, a connecting plate, 20, a movable groove, 21, a round rod, 22, a reset spring, 23, a connecting rod, 231, a buffer cavity, 24 and a movable cavity.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", 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 device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-4, an environment-friendly hardware shell cold forging die structure includes a hydraulic cylinder 9, a top plate 8, a support pillar 4, an upper die base 7, a guide hole 5, a buffer structure, a lower die 3, a lower die base 2, a fixing bolt 15, an elastic material structure and a bottom plate 1, which are sequentially installed from top to bottom;

the buffer structure comprises a connecting rod 23, a guide post 10, a limiting plate 11 and a buffer spring 12, wherein a guide groove 101 is formed in the side surface of the guide post 10, a guide plate 111 is clamped in the guide groove 101, two ends of the guide plate 111 are fixedly connected with the inner side wall of the limiting plate 11, and the limiting plate 11 is sleeved on the surface of the guide post 10; the bottom end of the guide groove 101 is provided with a movable cavity 24, the bottom end of the connecting rod 23 is sleeved inside the movable cavity 24, the top end of the connecting rod 23 is fixedly connected with the bottom end of the guide plate 111, and the bottom end face of the connecting rod 23 is provided with a buffer cavity 231; the buffer spring 12 is located at the bottom end of the limiting plate 11, and the buffer spring 12 is sleeved on the surface of the guide post 10;

the elastic structure comprises an elastic plate 17, a U-shaped plate 18, a connecting plate 19 and a movable groove 20, the elastic plate 17 is positioned inside the lower die 3, the movable groove 20 is formed in the top end of the lower die base 2, and the U-shaped plate 18 is clamped inside the movable groove 20; the top end of one side of U template 18 with flitch 17 bottom rigid coupling, the opposite side top of U template 18 with connecting plate 19 bottom rigid coupling, the rigid coupling of activity groove 20 bottom has round bar 21, the top of round bar 21 runs through the connecting plate 19 lower surface, just reset spring 22 has been cup jointed on the surface of round bar 21.

The top end of the support column 4 is fixedly connected with the lower surface of the top plate 8, and the bottom end of the support column 4 is fixedly connected with the upper surface of the bottom plate 1, so that the top plate 8 and the bottom plate can be conveniently connected; the hydraulic cylinder 9 is fixedly connected to the upper surface of the top plate 8, the tail end of an output shaft of the hydraulic cylinder 9 penetrates through the top plate 8, the tail end of the output shaft of the hydraulic cylinder 9 is fixedly connected with the top end of the upper die holder 7, and the bottom end of the upper die holder 7 is fixedly connected with the upper die 6, so that the upper die 6 can be driven to move through the hydraulic cylinder 9; a clamping block 14 is fixedly connected to the bottom end of the lower die 3, a clamping groove 13 is formed in the upper surface of the lower die holder 2, the clamping block 14 is clamped inside the clamping groove 13, a threaded groove 16 is formed in the inner side wall of the clamping groove 13, a through hole 141 is formed in the front side surface of the clamping block 14, and the tail end of the fixing bolt 15 penetrates through the through hole 141 and is screwed with the threaded groove 16, so that the lower die holder 2 and the lower die 3 can be conveniently connected; a groove 31 is formed in the upper surface of the lower die holder 2, and the size of the material ejecting plate 17 is matched with that of the groove 31, so that the material ejecting plate 17 can be conveniently clamped in the groove 31; the guiding hole 5 is formed in the surface of the upper die base 7, the guiding column 10 is fixedly connected to the upper surface of the lower die base 2, the top end of the guiding column 10 is clamped inside the guiding hole 5, and the guiding column 10 and the guiding hole 5 are matched to guide the upper die 6.

When the utility model is used, firstly, a cold forging workpiece is placed on the surface of the lower die 3, then the hydraulic cylinder 9 works, the hydraulic cylinder 9 can drive the upper die base 7 at the tail end of the hydraulic cylinder 9 and the upper die 6 to move towards the bottom together until the top end of the guide post 10 is clamped inside the guide hole 5, at the moment, under the action of the limiting plate 11, the buffer spring 12 can be in a compressed state, meanwhile, the guide plate 111 can drive the connecting rod 23 to move towards the bottom end of the movable cavity 24, and at the moment, the buffer solution filled in the movable cavity 24 can be slowly compressed into the buffer cavity 231, so that the buffer effect is achieved, and the die is protected;

then when the upper die 6 and the lower die 3 are closed, the upper die 6 can lower the metal plate, and simultaneously drives the elastic plate 17 to move towards the bottom end, so that the metal plate in the lower die 3 is forged and pressed until the elastic plate 17 is compressed into the groove 31, and at the moment, the return spring 22 is compressed; when unloading, the elastic plate 17 can eject the workpiece under the reaction force of the return spring 22, and the demolding is simple.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an environment-friendly five metals shell cold forging mould structure which characterized in that: the die comprises a hydraulic cylinder (9), a top plate (8), a support pillar (4), an upper die holder (7), a guide hole (5), a buffer structure, a lower die (3), a lower die holder (2), a fixing bolt (15), an elastic structure and a bottom plate (1) which are sequentially arranged from top to bottom;

the buffer structure comprises a connecting rod (23), a guide post (10), a limiting plate (11) and a buffer spring (12), wherein a guide groove (101) is formed in the side surface of the guide post (10), a guide plate (111) is clamped in the guide groove (101), two ends of the guide plate (111) are fixedly connected with the inner side wall of the limiting plate (11), and the limiting plate (11) is sleeved on the surface of the guide post (10); a movable cavity (24) is formed in the bottom end of the guide groove (101), the bottom end of the connecting rod (23) is sleeved in the movable cavity (24), the top end of the connecting rod (23) is fixedly connected with the bottom end of the guide plate (111), and a buffer cavity (231) is formed in the end face of the bottom end of the connecting rod (23); the buffer spring (12) is positioned at the bottom end of the limiting plate (11), and the buffer spring (12) is sleeved on the surface of the guide post (10);

the elastic structure comprises an elastic plate (17), a U-shaped plate (18), a connecting plate (19) and a movable groove (20), the elastic plate (17) is positioned inside the lower die (3), the movable groove (20) is formed in the top end of the lower die base (2), and the U-shaped plate (18) is clamped inside the movable groove (20); the utility model discloses a quick-witted, including U template (18), movable groove (20), connecting plate (19), return spring (22) have been cup jointed on the top of one side of U template (18) with flitch (17) bottom rigid coupling, the opposite side top of U template (18) with connecting plate (19) bottom rigid coupling, movable groove (20) bottom rigid coupling has round bar (21), the top of round bar (21) is run through connecting plate (19) lower surface, just return spring (22) have been cup jointed on the surface of round bar (21).

2. The environment-friendly hardware housing cold forging die structure as claimed in claim 1, wherein: the top end of the supporting column (4) is fixedly connected with the lower surface of the top plate (8), and the bottom end of the supporting column (4) is fixedly connected with the upper surface of the bottom plate (1).

3. The environment-friendly hardware housing cold forging die structure as claimed in claim 1, wherein: pneumatic cylinder (9) rigid coupling is in the upper surface of roof (8), the output shaft end of pneumatic cylinder (9) runs through roof (8), the output shaft end of pneumatic cylinder (9) with upper die base (7) top rigid coupling, just upper die base (7) bottom rigid coupling has last mould (6).

4. The environment-friendly hardware housing cold forging die structure as claimed in claim 1, wherein: the bottom end of the lower die (3) is fixedly connected with a clamping block (14), the upper surface of the lower die holder (2) is provided with a clamping groove (13), the clamping block (14) is clamped inside the clamping groove (13), the inner side wall of the clamping groove (13) is provided with a thread groove (16), the front side surface of the clamping block (14) is provided with a through hole (141), and the tail end of the fixing bolt (15) penetrates through the through hole (141) and is screwed with the thread groove (16).

5. The environment-friendly hardware housing cold forging die structure as claimed in claim 1, wherein: the upper surface of the lower die holder (2) is provided with a groove (31), and the size of the material ejecting plate (17) is matched with that of the groove (31).

6. The environment-friendly hardware housing cold forging die structure as claimed in claim 1, wherein: the guide hole (5) is formed in the surface of the upper die base (7), the guide column (10) is fixedly connected to the upper surface of the lower die base (2), and the top end of the guide column (10) is clamped inside the guide hole (5).