CN219274176U - Aluminum alloy forming punching machine - Google Patents

Abstract

The utility model belongs to the technical field of punching machines, and particularly relates to an aluminum alloy forming punching machine, which comprises a base, wherein the bottom of the base is fixedly connected with supporting legs, the upper end of the base is fixedly connected with a female die, a demoulding mechanism is arranged in the female die, the upper end of the base is fixedly connected with a bracket, the top of the bracket is provided with a cylinder, a piston rod of the cylinder is in sliding connection with the bracket, and a connecting sleeve is arranged on the piston rod through a bolt. Through set up demoulding mechanism in the die of punching machine, when the terrace die gets into in the die and jointly carries out the punching press to the aluminum alloy embryo material, roof in the demoulding mechanism pushes down and compresses first spring, until the travel sleeve on the roof is contradicted to the bottom of die, and when terrace die and die separation, first spring can be with roof returning to the top to with the aluminium alloy product of die internal shaping ejecting, prevent that the product card from being difficult for the drawing of patterns in the die.

Description

Aluminum alloy forming punching machine

Technical Field

The utility model relates to the technical field of punching machines, in particular to an aluminum alloy forming punching machine.

Background

The stamping production mainly aims at the plate, blanking, punching, forming, deep drawing, trimming, fine blanking, shaping, riveting, extrusion and the like can be performed through the die, the stamping production is widely applied to various fields, and the stamping forming of aluminum alloy is also applicable. At present, most of aluminum alloy forming punching machines are of an upper die and a lower die or concave-convex die structure, after being punched and formed, formed products are easy to clamp in the die due to the fact that the sizes of the aluminum alloy are matched with the die, demolding is not easy to achieve, blanks are not completely punched into the die during punching, rim charge is reserved, and due to the fact that the rim charge is lack of limitation, the rim charge is easily punched into the die together, and therefore the product percent of pass is reduced. Therefore, improvements are needed.

Disclosure of Invention

The utility model aims to provide an aluminum alloy forming punching machine, which solves the problems that a formed product is easy to clamp in a die and difficult to demould due to the matching of the size and the die, and when in punching, blanks are not completely punched in the die, rim charge is reserved, and the rim charge is easy to be punched in the die together due to lack of limitation, so that the qualification rate of the product is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an aluminum alloy shaping punching machine, includes the base, the bottom fixedly connected with supporting leg of base, the upper end fixedly connected with die of base, be provided with demoulding mechanism in the die, the upper end fixedly connected with support of base, the top of support is provided with the cylinder, the piston rod of cylinder with support sliding connection, install the adapter sleeve through the bolt on the piston rod, the bottom fixedly connected with deflector of adapter sleeve, the bottom fixedly connected with terrace die of deflector, be provided with swager on the deflector.

Preferably, the guide plate is provided with balls, and the balls are in contact with the inner surface of the bracket. Through the design of ball, reduce the frictional force between deflector and the support.

Preferably, the demoulding mechanism comprises a sleeve, a slide bar, a top plate, a first spring and a stroke sleeve, wherein the sleeve is fixedly connected in the female die, the slide bar is connected in the sleeve in a sliding manner, the top of the slide bar is fixedly connected with the top plate, the top plate is connected with the female die in a sliding manner, the first spring is arranged in the sleeve, and the stroke sleeve is fixedly connected on the top plate. Through the design of demoulding mechanism, be convenient for follow the drawing of patterns in the die after the product shaping.

Preferably, one end of the first spring is fixedly connected with the sliding rod, and the other end of the first spring is fixedly connected with the inner surface of the sleeve. Through the design of first spring, have the effect of supplementary reset to the roof.

Preferably, the material pressing mechanism comprises a guide rod, a pressing ring, a limiting block, a second spring and a corrugated sleeve, wherein the guide rod is in sliding connection with the guide plate, one end of the guide rod is fixedly connected with the pressing ring, the other end of the guide rod is fixedly connected with the limiting block, the limiting block is in contact with the guide plate, the second spring is arranged outside the guide rod, and the corrugated sleeve is fixedly connected between the pressing ring and the guide plate. Through the design of the pressing mechanism, the edge of the blank can be pressed, and the blank is prevented from being pressed into the female die completely.

Preferably, one end of the second spring is fixedly connected with the compression ring, and the other end of the second spring is fixedly connected with the guide plate. By the design of the second spring, a reaction force can be exerted on the pressure ring.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the demoulding mechanism is arranged in the female die of the punching machine, when the male die enters the female die to jointly punch the aluminum alloy blanks, the top plate in the demoulding mechanism is pressed down and compresses the first spring until the travel sleeve on the top plate is abutted against the bottom of the female die, and when the male die and the female die are separated, the top plate is pushed back by the first spring, so that an aluminum alloy product formed in the female die is ejected, and the product is prevented from being clamped in the female die and is not easy to demould.

2. According to the utility model, the guide plate with the connecting sleeve is arranged on the piston rod of the air cylinder through the bolt, the guide plate is used for fixing the male die and guiding the male die when moving, and then the material pressing mechanism is arranged on the guide plate, and the material pressing mechanism is firstly contacted with the aluminum alloy blank by the male die and can press the rim charge of the aluminum alloy blank, so that the rim charge is not easy to warp and is punched into the female die during punching, and the central part of the aluminum alloy blank can be smoothly punched and formed.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front cross-sectional view of FIG. 1 of the present utility model;

FIG. 3 is a schematic view of the demolding mechanism of FIG. 2 according to the present utility model;

FIG. 4 is a schematic diagram of the pressing mechanism of FIG. 2 according to the present utility model;

in the figure: 1. a base; 2. support legs; 3. a female die; 4. a demoulding mechanism; 5. a bracket; 6. a cylinder; 7. connecting sleeves; 8. a guide plate; 9. a material pressing mechanism; 10. a male die; 11. a ball; 41. a sleeve; 42. a slide bar; 43. a top plate; 44. a first spring; 45. a travel sleeve; 91. a guide rod; 92. a compression ring; 93. a limiting block; 94. a second spring; 95. a corrugated sleeve.

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.

Referring to fig. 1 and 2, an aluminum alloy forming punch comprises a base 1, a supporting leg 2 is fixedly connected to the bottom of the base 1, a female die 3 is fixedly connected to the upper end of the base 1, a demoulding mechanism 4 is arranged in the female die 3, a support 5 is fixedly connected to the upper end of the base 1, an air cylinder 6 is arranged at the top of the support 5, a piston rod of the air cylinder 6 is slidably connected with the support 5, a connecting sleeve 7 is mounted on the piston rod through a bolt, a guide plate 8 is fixedly connected to the bottom of the connecting sleeve 7, a ball 11 is arranged on the guide plate 8, the ball 11 is in contact with the inner surface of the support 5, friction force between the guide plate 8 and the support 5 is reduced through the design of the ball 11, a male die 10 is fixedly connected to the bottom of the guide plate 8, and a pressing mechanism 9 is arranged on the guide plate 8.

Referring to fig. 2 and 3, the demolding mechanism 4 includes a sleeve 41, a slide bar 42, a top plate 43, a first spring 44 and a stroke sleeve 45, wherein the sleeve 41 is fixedly connected in the female mold 3, the slide bar 42 is slidably connected in the sleeve 41, the top of the slide bar 42 is fixedly connected with the top plate 43, the top plate 43 is slidably connected with the female mold 3, the first spring 44 is arranged in the sleeve 41, one end of the first spring 44 is fixedly connected with the slide bar 42, the other end of the first spring 44 is fixedly connected with the inner surface of the sleeve 41, the top plate 43 has an auxiliary resetting function through the design of the first spring 44, and the stroke sleeve 45 is fixedly connected on the top plate 43. And by the design of the demoulding mechanism 4, the product can be conveniently demoulded from the female die 3 after being molded.

Referring to fig. 2 and 4, the pressing mechanism 9 includes a guide rod 91, a pressing ring 92, a limiting block 93, a second spring 94 and a bellows 95, the guide rod 91 is slidably connected with the guide plate 8, one end of the guide rod 91 is fixedly connected with the pressing ring 92, the other end of the guide rod 91 is fixedly connected with the limiting block 93, the limiting block 93 is in contact with the guide plate 8, the second spring 94 is arranged outside the guide rod 91, one end of the second spring 94 is fixedly connected with the pressing ring 92, the other end of the second spring 94 is fixedly connected with the guide plate 8, and a reaction force can be applied to the pressing ring 92 through the design of the second spring 94, and the bellows 95 is fixedly connected between the pressing ring 92 and the guide plate 8. By the design of the pressing mechanism 9, the edge of the blank can be pressed, and the blank is prevented from being pressed into the female die 3 completely.

The specific implementation process of the utility model is as follows: when the aluminum alloy blank is used, an aluminum alloy blank is placed on a female die 3, then, a cylinder 6 is started, a piston rod of the cylinder 6 drives a male die 10 to press downwards through a guide plate 8, then the male die 10 presses the aluminum alloy blank into the female die 3, then the blank is acted on a top plate 43 by the downward pressure, the top plate 43 drives a sliding rod 42 to slide in a sleeve 41 and compresses a first spring 44, when a stroke sleeve 45 on the top plate 43 is abutted to the deepest part of the female die 3, the top plate 43 stops moving and a reaction force acts on the blank, the blank is subjected to stamping forming by combining the downward pressure of the male die 10, after the piston rod of the cylinder 6 is retracted, the male die 10 is separated from the female die 3, and the first spring 44 pushes the reaction force on the top plate 43 upwards, so that a formed aluminum alloy product is ejected out of the female die 3, and the product is prevented from being blocked in the female die 3;

in addition, before the male die 10 contacts the aluminum alloy blank, the pressing ring 92 abuts against the aluminum alloy blank before the male die 10, and when the pressing ring 92 abuts against the blank, the pressing ring 92 stops moving, the guide plate 8 moves downwards outside the guide rod 91 and compresses the second spring 94, so that the second spring 94 acts on the blank with a reaction force to press the edge of the blank, and therefore, during stamping, the rim charge is not prone to being lifted and is punched into the female die 3, and the center of the aluminum alloy blank is guaranteed to be punched and formed smoothly.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. An aluminium alloy forming punch comprising a base (1), characterized in that: the novel plastic material pressing device is characterized in that the bottom of the base (1) is fixedly connected with the supporting leg (2), the upper end of the base (1) is fixedly connected with the female die (3), the demolding mechanism (4) is arranged in the female die (3), the upper end of the base (1) is fixedly connected with the support (5), the top of the support (5) is provided with the air cylinder (6), a piston rod of the air cylinder (6) is in sliding connection with the support (5), the connecting sleeve (7) is mounted on the piston rod through a bolt, the bottom of the connecting sleeve (7) is fixedly connected with the guide plate (8), the bottom of the guide plate (8) is fixedly connected with the male die (10), and the guide plate (8) is provided with the material pressing mechanism (9).

2. An aluminum alloy forming press as recited in claim 1, wherein: the guide plate (8) is provided with balls (11), and the balls (11) are in contact with the inner surface of the bracket (5).

3. An aluminum alloy forming press as recited in claim 1, wherein: the demolding mechanism (4) comprises a sleeve (41), a slide bar (42), a top plate (43), a first spring (44) and a travel sleeve (45), wherein the sleeve (41) is fixedly connected in the female mold (3), the slide bar (42) is connected in the sleeve (41) in a sliding manner, the top of the slide bar (42) is fixedly connected with the top plate (43), the top plate (43) is in sliding connection with the female mold (3), the first spring (44) is arranged in the sleeve (41), and the travel sleeve (45) is fixedly connected on the top plate (43).

4. An aluminum alloy forming punch as claimed in claim 3, wherein: one end of the first spring (44) is fixedly connected with the sliding rod (42), and the other end of the first spring (44) is fixedly connected with the inner surface of the sleeve (41).

5. An aluminum alloy forming press as recited in claim 1, wherein: the utility model provides a press feed mechanism (9) includes guide bar (91), clamping ring (92), stopper (93), second spring (94) and ripple cover (95), guide bar (91) with deflector (8) sliding connection, the one end fixedly connected with clamping ring (92) of guide bar (91), the other end fixedly connected with stopper (93) of guide bar (91), stopper (93) with deflector (8) contact, the outside of guide bar (91) is provided with second spring (94), clamping ring (92) with common fixedly connected with ripple cover (95) between deflector (8).

6. An aluminum alloy forming punch as recited in claim 5, wherein: one end of the second spring (94) is fixedly connected with the compression ring (92), and the other end of the second spring (94) is fixedly connected with the guide plate (8).

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