CN219025646U

CN219025646U - Anti-fracture die

Info

Publication number: CN219025646U
Application number: CN202223339937.0U
Authority: CN
Inventors: 熊振兴
Original assignee: Taicang Bear Precision Mould Co ltd
Current assignee: Taicang Bear Precision Mould Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-05-16
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a fracture-preventing die in the technical field of dies, which comprises a lower die, an electric telescopic rod and a guide rod, wherein the electric telescopic rod is fixedly connected to the bottom of an inner cavity of the lower die, the guide rod is fixedly connected to the four corners of the top of the lower die, a die cavity is formed in the middle of the top of the lower die, a buffer air bag is fixedly connected to the middle of the bottom of the lower die, springs are fixedly connected to the left side and the right side of the bottom of the lower die, a base is fixedly connected to the bottom end of each spring, sliding grooves are formed in the left side wall and the right side wall of the inner cavity of each base, a sliding block is connected to the left side and the right side of each lower die in a sliding mode, and the fracture-preventing die is reasonable in structural design, can avoid the die block from being broken during stamping, can achieve rapid die stripping, and can improve die stripping efficiency.

Description

Anti-fracture die

Technical Field

The utility model relates to the technical field of dies, in particular to an anti-fracture die.

Background

In a narrow sense, the automobile die is a die for punching all stamping parts on an automobile body, the die is mainly a cold stamping die, and the automobile die in a broad sense is a die for manufacturing all parts on an automobile.

When the existing automobile stamping die is used for stamping, the situation that the plate block in the die breaks easily occurs due to the fact that the pressure is large in the stamping process, the die is scrapped integrally, after stamping, an alloy sheet is required to be taken out of a die cavity manually after die opening, so that the demolding efficiency is low, and therefore the die capable of preventing breakage is provided.

Disclosure of Invention

The utility model aims to provide a fracture-preventing die, which solves the problems that a general stamping die plate is easy to fracture and the demolding efficiency is low in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent cracked mould, includes bed die, motor and guide bar, motor fixed connection is in the inner chamber bottom of bed die, guide bar fixed connection is in the top four corners of bed die, the die cavity has been seted up to department in the middle of the top of bed die, department fixedly connected with buffering gasbag in the middle of the bottom of bed die, the bottom left and right sides fixedly connected with spring of bed die, the bottom fixedly connected with base of spring, the spout has been seted up to the inner chamber left and right sides wall of base, the inner chamber sliding connection of spout has the slider, the inside wall fixedly connected with of slider is in the left and right sides of bed die.

As a further description of the above technical solution:

the left side wall fixedly connected with mount pad of bed die, the top fixedly connected with rubber gasbag of mount pad, rubber gasbag pass through the pipeline with the buffering gasbag is linked together.

As a further description of the above technical solution:

the top end of the power output shaft of the motor is fixedly connected with a screw rod, the top end of the screw rod is rotationally connected with the top of the inner cavity of the lower die, and the outer side wall of the screw rod is in threaded connection with a mounting plate.

As a further description of the above technical solution:

the telescopic rods are fixedly connected to the left side and the right side of the bottom of the mounting plate, the connecting rods are fixedly connected to the top of the mounting plate and are sequentially arranged from left to right, and the top ends of the connecting rods are fixedly connected with the top plates.

As a further description of the above technical solution:

the outer side wall of the guide rod is connected with an upper die in a sliding manner.

As a further description of the above technical solution:

the bottom of the upper die is fixedly connected with a stamping block, and the top of the upper die is fixedly connected with a connecting shaft.

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

1. this prevent cracked mould carries out elastic buffer action for the first time through the spring, the moment pressure that produces when making it preliminary reduction go up mould and bed die compound die, the rethread buffer air bag carries out elastic buffer action for the second time reduces again, get into the rubber gasbag through the pipeline when wherein gas in the buffer air bag receives the pressure, make the rubber gasbag expand and avoid buffer air bag to break, when last mould and bed die divide the mould, the rubber gasbag is automatic to shrink through self elasticity, with gas pressure back buffer air bag again, thereby press the mould plate to break when avoiding the punching press, improve mould life.

2. This prevent cracked mould drives the screw rod through the starter motor and rotates, makes it drive the mounting panel and rises, and the telescopic link stretches out and draws back simultaneously and keeps the mounting panel to keep steadily moving, and the rethread mounting panel drives the connecting rod and rises for the roof rises and is ejecting with the alloy sheet in the die cavity, thereby accomplishes quick drawing of patterns, improves drawing of patterns efficiency.

Drawings

Fig. 1 is a schematic perspective view of a fracture-preventing mold according to the present utility model;

FIG. 2 is a schematic diagram of a front view of a fracture-preventing mold according to the present utility model;

FIG. 3 is a schematic diagram of a schematic cross-sectional front view of a fracture-resistant mold according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a of a fracture-preventing mold according to the present utility model.

In the figure: 100. a lower die; 110. a die cavity; 120. a buffer air bag; 130. a spring; 140. a base; 150. a chute; 160. a slide block; 170. a mounting base; 180. a rubber air bag; 200. a motor; 210. a screw; 220. a mounting plate; 230. a telescopic rod; 240. a connecting rod; 250. a top plate; 300. a guide rod; 310. an upper die; 320. stamping blocks; 330. and a connecting shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The present utility model provides a breakage-proof mold capable of avoiding breakage of a mold block and improving demolding efficiency, referring to fig. 1 to 4, comprising a lower mold 100, a motor 200 and a guide rod 300;

referring to fig. 1-3, a die cavity 110 is formed in the middle of the top of a lower die 100, the die cavity 110 is used for stamping, a buffer air bag 120 is fixedly connected to the middle of the bottom of the lower die 100, the buffer air bag 120 is used for first heavy buffer, springs 130 are fixedly connected to the left and right sides of the bottom of the lower die 100, the springs 130 are used for second heavy buffer, bases 140 are fixedly connected to the bottom ends of the springs 130, the bases 140 are used for installing the buffer air bag 120 and the springs 130, sliding grooves 150 are formed in the left and right side walls of the inner cavities of the bases 140, the sliding grooves 150 are used for sliding blocks, sliding blocks 160 are connected in the inner cavities of the sliding grooves 150 in a sliding manner, the inner side walls of the sliding blocks 160 are fixedly connected to the left and right sides of the lower die 100, and the sliding blocks 160 are used for keeping stable when the lower die 100 moves, impact force is reduced through the buffer air bag 120 and the springs 130, and the dies cannot break;

referring to fig. 3 to 4, a motor 200 is fixedly connected to the bottom of the cavity of the lower mold 100, and the motor 200 is used for driving a screw 210 to rotate;

referring to fig. 1 to 3 again, guide bars 300 are fixedly connected to the top four corners of the lower mold 100, and the guide bars 300 are used to guide the movement of the upper mold 310;

in conclusion, the die plate is prevented from being broken during stamping, and the service life of the die is prolonged.

Referring to fig. 2-3, the left side wall of the lower mold 100 is fixedly connected with a mounting seat 170, the top of the mounting seat 170 is fixedly connected with a rubber airbag 180, and the rubber airbag 180 is communicated with the buffer airbag 120 through a pipeline.

Referring to fig. 3-4 again, a screw 210 is fixedly connected to the top end of the power output shaft of the motor 200, the top end of the screw 210 is rotatably connected to the top of the inner cavity of the lower mold 100, the outer side wall of the screw 210 is screwed with a mounting plate 220, and the mounting plate 220 is raised or lowered by the rotation of the screw 210.

Referring to fig. 3-4 again, telescopic rods 230 are fixedly connected to the left and right sides of the bottom of the mounting plate 220, connecting rods 240 are fixedly connected to the top of the mounting plate 220 and are sequentially arranged from left to right, top ends of the connecting rods 240 are fixedly connected with top plates 250, and the top plates 250 can be driven to move through the connecting rods 240, so that the top plates 250 eject products out of the die cavities 110.

Referring again to fig. 1-3, an upper mold 310 is slidably coupled to an outer sidewall of the guide bar 300, and the upper mold 310 is movable to guide by the guide bar 300.

Referring to fig. 1 again, a punching block 320 is fixedly connected to the bottom of the upper mold 310, a connecting shaft 330 is fixedly connected to the top of the upper mold 310, and a punching machine can be connected through the connecting shaft 330.

In conclusion, the quick demolding is completed, and the demolding efficiency is improved.

In specific use, a person skilled in the art firstly connects the die with the punching machine through the connecting shaft 330, then places the alloy plate on top of the upper die 310, then starts the punching machine to drive the upper die 310 to move downwards, wherein the buffering is performed through the buffer air bag 120 and the spring 130, then the punching block 320 is matched with the die cavity 110 to complete punching, and finally starts the electric telescopic rod 200 to drive the top plate 230 to ascend, and the alloy plate is ejected out of the die cavity 110 through the top plate 230.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a mould that prevents splitting which characterized in that: including bed die (100), motor (200) and guide bar (300), motor (200) fixed connection is in the inner chamber bottom of bed die (100), guide bar (300) fixed connection is in the top four corners of bed die (100), mould groove (110) have been seted up to department in the middle of the top of bed die (100), department fixedly connected with buffer airbag (120) in the middle of the bottom of bed die (100), the bottom left and right sides fixedly connected with spring (130) of bed die (100), the bottom fixedly connected with base (140) of spring (130), spout (150) have been seted up to the inner chamber left and right sides wall of base (140), the inner chamber sliding connection of spout (150) has slider (160), the inside wall fixedly connected with of slider (160) is in the left and right sides of bed die (100).

2. A breakage resistant die as set forth in claim 1, wherein: the left side wall of the lower die (100) is fixedly connected with a mounting seat (170), the top of the mounting seat (170) is fixedly connected with a rubber air bag (180), and the rubber air bag (180) is communicated with the buffer air bag (120) through a pipeline.

3. A breakage resistant die as set forth in claim 1, wherein: the top end of the power output shaft of the motor (200) is fixedly connected with a screw rod (210), the top end of the screw rod (210) is rotationally connected with the top of the inner cavity of the lower die (100), and the outer side wall of the screw rod (210) is in threaded connection with a mounting plate (220).

4. A breakage resistant die as set forth in claim 3, wherein: the telescopic rods (230) are fixedly connected to the left side and the right side of the bottom of the mounting plate (220), the connecting rods (240) are fixedly connected to the top of the mounting plate (220) and are sequentially arranged from left to right, and the top ends of the connecting rods (240) are fixedly connected with the top plates (250).

5. A breakage resistant die as set forth in claim 1, wherein: an upper die (310) is connected to the outer side wall of the guide rod (300) in a sliding manner.

6. A breakage resistant die as in claim 5, wherein: the bottom of the upper die (310) is fixedly connected with a stamping block (320), and the top of the upper die (310) is fixedly connected with a connecting shaft (330).