CN221966534U - Metal plate stamping device - Google Patents

Abstract

The utility model discloses a metal plate stamping device, which relates to the technical field of metal plate processing equipment and comprises the following components: a frame; the die assembly is rotatably arranged in the frame and comprises a plurality of upper dies with different shapes or sizes and a plurality of lower dies which are positioned below the upper dies and can be matched with the upper dies for use; the servo motor is arranged on the inner wall of the bottom of the frame and used for driving the die assembly to rotate; according to the utility model, the servo motor drives the die assembly to rotate, so that a pair of upper dies and lower dies meeting stamping requirements rotate below the lower die assembly, and further, the dies do not need to be repeatedly replaced during stamping, the stamping efficiency is increased, and after stamping is finished, the lower die assembly ejects workpieces in the lower die through the transmission assembly and the ejection assembly, so that a worker can conveniently take out the processed workpieces.

Description

Metal plate stamping device

Technical Field

The utility model relates to the technical field of metal plate processing equipment, in particular to a metal plate stamping device.

Background Art

Metal sheets are flat rectangular building material plates made of standard sizes and used in the construction industry. Most of them are made by forging, rolling or casting. During the construction of cooling towers in power plants, in order to meet construction needs, some metal sheets need to be stamped when they are processed.

When stamping metal plates, one stamping die is used to stamp out one shape of workpiece. When multiple stamping shapes are required, the stamping die needs to be repeatedly replaced on the stamping device. The manual operation of replacing the die is cumbersome. In addition, after the stamping is completed, the workpiece is easily pressed into the lower die, which is difficult for personnel to take out, thus affecting the efficiency of the stamping.

Utility Model Content

In view of the deficiencies in the prior art, the utility model provides a metal plate stamping device, in which a servo motor drives the die assembly to rotate, so that a pair of upper and lower dies that meet the stamping requirements rotate to the bottom of the lower die assembly, thereby eliminating the need to repeatedly replace the dies during stamping, thereby increasing the stamping efficiency. After the stamping is completed, the lower die assembly ejects the workpiece in the lower die through the transmission assembly and the ejection assembly, making it convenient for personnel to take out the processed workpiece.

To achieve the above objectives, the utility model is implemented through the following technical solutions: a metal plate stamping device, comprising:

frame;

A die assembly, the die assembly is rotatably disposed in the frame, the die assembly comprises a plurality of upper dies of different shapes or sizes, and a plurality of lower dies located below the plurality of upper dies and capable of being used in conjunction with the plurality of upper dies;

A servo motor, which is arranged on the bottom inner wall of the frame and is used to drive the die assembly to rotate;

A pressing assembly, which is arranged on one side of the top of the frame and is used to move the upper pressing die below toward the lower pressing die;

A plurality of groups of ejection assemblies, wherein the plurality of groups of ejection assemblies are arranged on a plurality of lower pressing dies and are used to eject the stamped workpiece upwards;

The transmission assembly is used to drive the ejection assembly to eject the workpiece when the moving part of the pressing assembly moves upward.

Preferably, the die assembly further comprises:

A pair of rotating plates, two pairs of limiting grooves are opened on the inner side wall of the frame, the pair of rotating plates are rotatably arranged in the two pairs of limiting grooves, a plurality of upper pressing dies are vertically movably arranged on the upper rotating plate, a plurality of lower pressing dies are arranged on the lower rotating plate and the positions thereof correspond to the plurality of upper pressing dies, and the output end of the servo motor is connected to the bottom of the lower rotating plate;

A rotating rod, the rotating rod being arranged between a pair of rotating plates;

Preferably, a plurality of through holes are provided on the upper rotating plate, a pair of sliding grooves are provided on the upper rotating plate and on both sides of each through hole, a pair of limiting rods are provided in each pair of the sliding grooves, a pair of sliding blocks are vertically slidably provided on each pair of the limiting rods, a first spring is sleeved on each of the limiting rods, one end of each of the first springs abuts against the bottom of the sliding block, and the other end abuts against the bottom wall of the sliding groove, a transmission plate is provided between the pair of sliding blocks, and an upper pressing mold is provided at the bottom of each of the transmission plates.

Preferably, the pressing assembly comprises:

A hydraulic cylinder, wherein the hydraulic cylinder is arranged on one side of the top of the frame and the telescopic end thereof penetrates through the top wall of the frame;

A pressure rod is arranged on the telescopic end of the hydraulic cylinder.

Preferably, the transmission assembly comprises:

A transmission ring, wherein the transmission ring is arranged on the pressure rod;

An insertion rod, wherein the insertion rod is inserted into the transmission ring;

A second cross bar, a pair of through slots are provided on the side wall of the frame close to the hydraulic cylinder, the second cross bar is vertically slidably arranged in the upper through slot, and one end of the second cross bar is connected to the insertion rod;

A vertical rod, the vertical rod is located outside the frame and the top of the vertical rod is connected to the other end of the second cross rod;

A first cross bar, which is vertically slidably disposed in the through slot below and has one end connected to the bottom of the vertical bar;

A transmission block is connected to the other end of the first cross bar.

Preferably, a limiting cylinder is provided on the outer wall of the frame, and the vertical rod is vertically slidably arranged in the limiting cylinder.

Preferably, each group of ejection components comprises:

A limiting shell, wherein the limiting shell is arranged at the bottom of the lower pressing die;

A movable plate, the movable plate is vertically movable and arranged in the lower die, and the shape of the top of the movable plate matches the shape of the upper die;

A moving rod, the moving rod passes through the bottom of the lower die and the limiting housing and the top end is connected to the moving plate, and the bottom of the moving rod can rotate to the top of the transmission block;

A fixing ring, which is arranged on the moving rod and is located in the limiting housing;

A second spring is sleeved on the moving rod and has one end abutting against the fixing ring and the other end abutting against the bottom of the lower pressing die.

The utility model provides a metal plate stamping device, which has the following beneficial effects:

1. The servo motor of the utility model drives the die assembly to rotate, so that a pair of upper die and lower die that meet the stamping requirements rotate to the bottom of the lower die assembly, and then there is no need to repeatedly change the die during stamping, which increases the efficiency of stamping. After the stamping is completed, the lower die assembly ejects the workpiece in the lower die through the transmission assembly and the ejection assembly, making it convenient for personnel to take out the processed workpiece;

2. In the utility model, when the telescopic end of the hydraulic cylinder drives the pressure rod to move vertically upward, the pressure rod drives the connected transmission ring to move vertically upward. When the transmission ring abuts against the second cross bar, the transmission ring drives the second cross bar to move vertically upward. The second cross bar drives the vertical bar to move vertically upward. The vertical bar drives the first cross bar to move vertically upward. The first cross bar drives the transmission block to move vertically upward. The transmission block abuts against the ejection assembly, and the workpiece in the lower die is ejected through the ejection assembly.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the internal structure of the utility model from the front;

FIG2 is an enlarged schematic diagram of part A in FIG1 ;

FIG. 3 is an enlarged schematic diagram of portion B in FIG. 1 .

In the figure: 1. frame; 1-1. limit groove; 1-2. through groove; 2. rotating plate; 2-1. slide groove; 3. servo motor; 4. rotating rod; 5. hydraulic cylinder; 6. pressure rod; 7. limit cylinder; 8. vertical rod; 9. first cross bar; 9-1. transmission block; 10. second cross bar; 11. insertion rod; 12. transmission ring; 13. limit rod; 14. first spring; 15. transmission plate; 16. upper die; 17. lower die; 18. moving plate; 19. moving rod; 20. limit housing; 21. second spring; 22. fixing ring.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Please refer to Figures 1-3. The utility model provides a technical solution: a metal plate stamping device, comprising:

Frame 1;

A die assembly, which is rotatably disposed in the frame 1, and includes a plurality of upper dies 16 of different shapes or sizes, and a plurality of lower dies 17 located below the plurality of upper dies 16 and capable of being used in conjunction with the plurality of upper dies 16;

A servo motor 3, which is arranged on the bottom inner wall of the frame 1 and is used to drive the die assembly to rotate;

A pressing assembly is provided on one side of the top of the frame 1, and is used to move the upper pressing die 16 below toward the lower pressing die 17;

Multiple groups of ejection components, which are arranged on multiple lower dies 17 and are used to eject the stamped workpiece upwards;

The transmission assembly is used to drive the ejection assembly to eject the workpiece when the moving part of the pressing assembly moves upward.

In this embodiment, the servo motor 3 arranged on the bottom inner wall of the frame 1 drives the die assembly to rotate, so that a pair of upper dies 16 and lower dies 17 on the die assembly that meet the stamping requirements rotate to the bottom of the lower die assembly, and the lower die assembly drives the upper die 16 to move toward the lower die 17 to stamp the metal plate placed between the upper die 16 and the lower die 17. After the stamping is completed, the moving part of the lower die assembly drives the ejection assembly on the lower die 17 to move through the transmission assembly to separate the stamped workpiece from the lower die 17.

As an embodiment of the utility model, the die assembly further includes:

A pair of rotating plates 2, two pairs of limiting grooves 1-1 are opened on the inner side wall of the frame 1, the pair of rotating plates 2 are rotatably arranged in the two pairs of limiting grooves 1-1, a plurality of upper pressing dies 16 are vertically movably arranged on the upper rotating plate 2, a plurality of lower pressing dies 17 are arranged on the lower rotating plate 2 and the positions thereof correspond to the plurality of upper pressing dies 16, and the output end of the servo motor 3 is connected to the bottom of the lower rotating plate 2;

The rotating rod 4 is arranged between a pair of rotating plates 2.

In this embodiment, when the output end of the servo motor 3 drives the connected rotating plate 2 located below to rotate, the rotating plate 2 below drives the rotating rod 4 to rotate, and the rotating rod 4 drives the rotating plate 2 above to rotate. A pair of rotating plates 2 rotate in a pair of limiting grooves 1-1 opened on the inner wall of the frame 1. The pair of limiting grooves 1-1 can limit the pair of rotating plates 2 to prevent displacement during rotation.

As an embodiment of the utility model, a plurality of through holes are provided on the upper rotating plate 2, and a pair of slide grooves 2-1 are provided on the upper rotating plate 2 and on both sides of each through hole, a pair of limit rods 13 are provided in each pair of slide grooves 2-1, and a pair of sliders are vertically slidably provided on each pair of limit rods 13, and a first spring 14 is sleeved on each limit rod 13, and one end of each first spring 14 abuts against the bottom of the slider, and the other end abuts against the bottom wall of the slide groove 2-1, a transmission plate 15 is provided between the pair of sliders, and an upper die 16 is provided at the bottom of each transmission plate 15.

In this embodiment, when the moving part of the pressing assembly abuts against the transmission plate 15 located below it, the transmission plate 15 drives a pair of sliders connected on both sides and an upper die 16 arranged at the bottom to move vertically downward, and the slider moves vertically downward on the limit rod 13, thereby compressing the spring. When the upper die 16 and the lower die 17 cooperate to complete the stamping of the metal plate, the moving part of the pressing assembly moves upward, and drives the slider to move upward under the elastic force of the spring, and a pair of sliders drives the transmission plate 15 to move vertically upward, and the transmission plate 15 drives the upper die 16 to move vertically upward.

As an embodiment of the present utility model, the pressing assembly includes:

A hydraulic cylinder 5, which is arranged on one side of the top of the frame 1 and has a telescopic end that passes through the top wall of the frame 1;

A pressure rod 6 is arranged on the telescopic end of the hydraulic cylinder 5 .

In this embodiment, when the telescopic end of the hydraulic cylinder 5 extends vertically downward, it drives the connected pressing rod 6 to move vertically downward, and the pressing rod 6 is pressed onto the transmission plate 15 to drive the upper pressing die 16 to move vertically downward.

As an embodiment of the present utility model, the transmission assembly includes:

A transmission ring 12, the transmission ring 12 is arranged on the pressure rod 6;

An insert rod 11, wherein the insert rod 11 is inserted into the transmission ring 12;

A second cross bar 10, a pair of through slots 1-2 are provided on the side wall of the frame 1 close to the hydraulic cylinder 5, the second cross bar 10 is vertically slidably arranged in the upper through slot 1-2, and one end of the second cross bar 10 is connected to the insertion rod 11;

A vertical rod 8, which is located outside the frame 1 and has a top connected to the other end of the second crossbar 10;

A first cross bar 9, which is vertically slidably disposed in the through slot 1-2 below and one end of which is connected to the bottom of the vertical bar 8;

Transmission block 9 - 1 , which is connected to the other end of the first cross bar 9 .

In this embodiment, when the telescopic end of the hydraulic cylinder 5 drives the pressure rod 6 to move vertically upward, the pressure rod 6 drives the connected transmission ring 12 to move vertically upward. When the transmission ring 12 abuts against the second cross bar 10, the transmission ring 12 drives the second cross bar 10 to move vertically upward. The second cross bar 10 drives the vertical rod 8 to move vertically upward. The vertical rod 8 drives the first cross bar 9 to move vertically upward. The first cross bar 9 drives the transmission block 9-1 to move vertically upward. The transmission block 9-1 abuts against the ejection assembly, and the workpiece in the lower die 17 is ejected through the ejection assembly.

As an embodiment of the utility model, a limiting cylinder 7 is arranged on the outer wall of the frame 1 , and a vertical rod 8 is vertically slidably arranged in the limiting cylinder 7 .

In this embodiment, the limiting cylinder 7 limits the vertical rod 8 to ensure the vertical movement of the vertical rod 8 .

As an embodiment of the utility model, each group of ejection components includes:

A limiting housing 20, which is arranged at the bottom of the lower die 17;

A movable plate 18 is vertically movable and disposed in the lower die 17 , and the shape of the top of the movable plate 18 matches the shape of the upper die 16 ;

A moving rod 19, the moving rod 19 passes through the bottom of the lower die 17 and the limiting housing 20 and the top is connected to the moving plate 18, and the bottom of the moving rod 19 can rotate to the top of the transmission block 9-1;

A fixing ring 22, which is disposed on the moving rod 19 and is located in the limiting housing 20;

The second spring 21 is sleeved on the moving rod 19 and has one end abutting against the fixing ring 22 and the other end abutting against the bottom of the lower pressing die 17 .

In this embodiment, when the transmission block 9-1 abuts against the moving rod 19, the moving rod 19 drives the fixed ring 22 and the moving plate 18 to move vertically upward, the fixed ring 22 compresses the second spring 21, and the moving plate 18 ejects the workpiece in the lower die 17 to facilitate demolding of the workpiece. After ejection, the telescopic end of the hydraulic cylinder 5 extends vertically downward for a certain distance, and under the elastic force of the second spring 21, the fixed ring 22 and the moving rod 19 move vertically downward to reset.

Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and a suitable controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principle and process, and no longer explains the electrical control.

The working principle and use process of the utility model are as follows: when in use, the servo motor 3 drives a pair of rotating plates 2 to rotate, and a pair of rotating plates 2 drives multiple pairs of upper dies 16 and lower dies 17 to rotate, so that the upper dies 16 and lower dies 17 that meet the stamping requirements are rotated to the bottom of the hydraulic cylinder 5, and the metal plate is placed between the upper dies 16 and the lower dies 17, and the hydraulic cylinder 5 is started. The hydraulic cylinder 5 drives the pressure rod 6 to move vertically downward, and the pressure rod 6 abuts against the transmission plate 15. The transmission plate 15 drives the upper die 16 to move vertically downward, and cooperates with the lower die 17 to stamp the metal plate. After the stamping is completed, the telescopic end of the hydraulic cylinder 5 drives the pressure rod 6 Move vertically upward, the pressure rod 6 drives the transmission ring 12 to move, and the transmission ring 12 slides on the insertion rod 11. When the transmission ring 12 abuts against the second cross bar 10, it drives the second cross bar 10 to move vertically upward, and the second cross bar 10 drives the vertical rod 8 to move, and the vertical rod 8 drives the first cross bar 9 to move, and the first cross bar 9 drives the transmission block 9-1 to move, and the transmission block 9-1 makes the moving rod 19 move vertically upward, and the moving rod 19 drives the moving plate 18 to move vertically upward, and the mobile plate pushes the stamped workpiece vertically upward, and the personnel takes out the workpiece, and the telescopic end of the hydraulic cylinder 5 moves downward a certain distance, and the moving plate 18 is reset under the elastic force of the second spring 21.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A sheet metal stamping device, comprising:

A frame (1);

The die assembly is rotatably arranged in the frame (1) and comprises a plurality of upper dies (16) with different shapes or sizes and a plurality of lower dies (17) which are positioned below the upper dies (16) and can be matched with the upper dies (16);

The servo motor (3) is arranged on the inner wall of the bottom of the frame (1) and used for driving the die assembly to rotate;

The pressing component penetrates through one side of the top of the frame (1) and is used for enabling the upper pressing die (16) below to move in the direction of the lower pressing die (17);

The multiple groups of ejection assemblies are arranged on the multiple lower pressing dies (17) and used for ejecting the punched workpiece upwards;

The transmission assembly is used for driving the ejection assembly to eject the workpiece when the moving part of the pressing assembly moves upwards.

2. A sheet metal stamping apparatus as defined in claim 1, wherein the die assembly further comprises:

the two pairs of limiting grooves (1-1) are formed in the inner side wall of the frame (1), the two pairs of limiting grooves (1-1) are rotatably arranged in the two pairs of limiting grooves (2), a plurality of upper pressing dies (16) are vertically and movably arranged on the upper rotating plate (2), a plurality of lower pressing dies (17) are arranged on the lower rotating plate (2) and correspond to the upper pressing dies (16), and the output end of the servo motor (3) is connected with the bottom of the lower rotating plate (2);

The rotating rod (4) is arranged between the pair of rotating plates (2).

3. A sheet metal stamping device according to claim 2, characterized in that a plurality of through holes are formed in the rotating plate (2) above, a pair of sliding grooves (2-1) are formed in the rotating plate (2) above and located on two sides of each through hole, a pair of limiting rods (13) are arranged in each pair of sliding grooves (2-1), a pair of sliding blocks are vertically arranged on each pair of limiting rods (13) in a sliding manner, a first spring (14) is sleeved on each limiting rod (13), one end of each first spring (14) is abutted to the bottom of each sliding block, the other end of each first spring is abutted to the bottom wall of each sliding groove (2-1), a transmission plate (15) is arranged between the pair of sliding blocks, and an upper pressing die (16) is arranged at the bottom of each transmission plate (15).

4. A sheet metal stamping apparatus as defined in claim 1, wherein the hold-down assembly includes:

The hydraulic cylinder (5) is arranged on one side of the top of the frame (1), and the telescopic end of the hydraulic cylinder (5) penetrates through the top wall of the frame (1);

The compression bar (6), compression bar (6) set up on the flexible end of pneumatic cylinder (5).

5. A sheet metal stamping apparatus as defined in claim 4, wherein the drive assembly includes:

A transmission ring (12), wherein the transmission ring (12) is arranged on the compression bar (6);

the inserting rod (11) is inserted into the transmission ring (12);

The side wall of the frame (1) close to the hydraulic cylinder (5) is provided with a pair of through grooves (1-2), the second cross rod (10) is vertically and slidably arranged in the upper through groove (1-2), and one end of the second cross rod (10) is connected with the inserted link (11);

The vertical rod (8) is positioned outside the frame (1), and the top of the vertical rod (8) is connected with the other end of the second cross rod (10);

The first cross rod (9) is vertically arranged in the through groove (1-2) below in a sliding manner, and one end of the first cross rod (9) is connected with the bottom of the vertical rod (8);

The transmission block (9-1), the transmission block (9-1) is connected with the other end of the first cross bar (9).

6. A sheet metal stamping device according to claim 5, characterized in that the outer wall of the frame (1) is provided with a limiting cylinder (7), and the vertical rod (8) is vertically slidably arranged in the limiting cylinder (7).

7. A sheet metal stamping apparatus as defined in claim 5, wherein each set of said ejector assemblies includes:

the limiting shell (20) is arranged at the bottom of the lower pressing die (17);

A moving plate (18), wherein the moving plate (18) is vertically arranged in the lower pressing die (17) in a moving way, and the shape of the top of the moving plate (18) is matched with the shape of the upper pressing die (16);

The moving rod (19) penetrates through the bottoms of the lower pressing die (17) and the limiting shell (20), the top end of the moving rod (19) is connected with the moving plate (18), and the bottom of the moving rod (19) can rotate to the position above the transmission block (9-1);

The fixed ring (22) is arranged on the movable rod (19) and is positioned in the limiting shell (20);

And the second spring (21) is sleeved on the moving rod (19), one end of the second spring is abutted on the fixed ring (22), and the other end of the second spring is abutted to the bottom of the lower pressing die (17).