CN210701912U

CN210701912U - Automatic punching machine with buffer function

Info

Publication number: CN210701912U
Application number: CN201921055867.1U
Authority: CN
Inventors: 赵雪芳
Original assignee: Heinender Machinery Manufacturing Co Ltd
Current assignee: Heinender Machinery Manufacturing Co Ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-06-09
Anticipated expiration: 2029-07-08

Abstract

The utility model provides an automatic punching machine with buffering function, which comprises a base, feet, a fixed plate, a slideway, a mounting plate, a crankshaft, a connecting rod, a buffering mechanism, a motor, a driving belt wheel, a driven belt wheel, a workbench and an electric control cabinet, the feet, the buffering mechanism and the connecting rod of the utility model are arranged, the height of the feet is rotationally adjusted, the lower end of the feet is provided with a rubber pad to absorb the punching force on the ground, thereby avoiding the phenomenon that the ground is sunken when bearing large punching force for a long time, when the mounting plate moves downwards to work, a piston rod contracts, hydraulic oil is extruded out from an oil discharge hole on an inner plate by a compression spring, hydraulic oil extruded by the inner plate is absorbed by a pressure-accumulating sponge, the buffering effect is realized when the punching machine works, the phenomenon of product damage caused by overlarge punching force is effectively avoided, when the buffering mechanism, the ejector pin is with the punching press transmission, avoids the too big buffer gear that damages of punching press, effectively increases buffer gear's life.

Description

Automatic punching machine with buffer function

Technical Field

The utility model belongs to the technical field of the punching machine, especially, relate to an automatic punching machine with buffer function.

Background

The punching machine is used for carrying out the equipment of punching press to the product, and among the prior art, the punching press aircraft nose is from the top down directly, often can lead to the processing product to be crushed because punching press strength is too big, and the urgent need is researched an automatic punching machine that has buffer function, the popularization and the application in market of being convenient for.

The prior art lacks the automatic punching machine that has buffer function, and the punching machine lower margin adopts metal material and ground contact, and the punching force direct action can take place the ground sunken for long-time use, and the too big phenomenon that leads to the product to be crushed of punching force during the punching press lacks buffer gear protection device, and the punching force direct action reduces buffer gear life's problem.

Therefore, it is necessary to develop an automatic press having a cushion function.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automatic punching machine with buffer function to solve prior art and lack the automatic punching machine that has buffer function, the punching machine lower margin adopts metal material and ground contact, and the punching press power direct action can take place the ground sunken, and the phenomenon that the product was crushed is leaded to greatly to the punching press power during the punching press, lacks to buffer mechanism protection device, and punching press power direct action buffer mechanism reduces buffer mechanism life's problem. An automatic punching machine with a buffering function comprises a base, 4 feet, a fixing plate, a slideway, a mounting plate, a crankshaft, a connecting rod, a buffering mechanism, a motor, a driving belt wheel, a driven belt wheel, a workbench and an electric control cabinet, wherein the feet are arranged at four corners below the base and are fixed through bolts; the fixed plate is welded at the rear of the base; 2 slide ways are adopted and fixed on two sides of the front surface of the fixing plate through bolts; the two ends of the mounting plate are connected with the slide ways in a sliding manner; the crankshaft is connected with the fixed plate through a bearing; the upper end of the connecting rod is sleeved in the middle of the crankshaft; the upper end of the buffer mechanism is arranged on the inner side of the connecting rod and is fixed through a bolt, and the lower end of the buffer mechanism is fixed in the middle position above the mounting plate through a bolt; the motor is arranged behind the fixing plate and is fixed through a bolt; the driving belt wheel is fixedly connected with an output shaft of the motor through a key; the driven belt wheel is fixedly connected to the right end of the crankshaft and is connected with the driving belt wheel through a V-shaped belt; the workbench is fixed above the base through bolts; the electric control cabinet is fixed below the right side of the base through a bolt.

The connecting rod comprises a connecting sleeve, an ejector rod, a partition plate, a locking nut and a threaded sleeve, wherein 2 ejector rods are movably connected below the connecting sleeve through pin shafts, and threads are arranged below the ejector rods; the partition plate is welded inside the ejector rod; 2 locking nuts are adopted and are in threaded connection with the lower end of the ejector rod; the threaded sleeve is in threaded connection with the lower part of the ejector rod and is arranged below the locking nut.

The buffer mechanism comprises a cylinder body, a spring, an inner plate, pressure-accumulating sponge, a check valve, a dust ring, a piston rod, a ball head and a ball bowl, and the spring is arranged in the cylinder body; the inner plate is cylindrical and is fixed inside the cylinder body through bolts, and the outer side of the spring is provided with 8 oil discharge holes and 2 oil return holes; 2 pressure-accumulating sponges are arranged inside the cylinder body; the check valve is arranged inside the inner plate and is connected with the inner plate in a sliding manner; the piston rod is fixed at one end of the check valve through a bolt; the dustproof ring is sleeved on the piston rod and is fixed at one end inside the cylinder body through a bolt; the ball head is welded at one end of the piston rod and movably connected inside the ball bowl.

The motor is connected with the electric control cabinet through a wire, and the model YE2 is selected; the ground feet are of 80 types; the bent axle adopts carbon element structural steel material, receives the effect of effect such as bending, twist reverse, tension and compression and shearing, adopts the material that intensity is higher, reduces the probability of damaging.

The spring is YH001-0106 type; the check valve is H12W-40P type; the dust ring is EU20 type.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a setting of lower margin through the height of rotation regulation lower margin, makes equipment and ground keep the level, and the lower margin lower extreme is provided with the rubber pad, and partly punching press power to ground when absorption equipment punching press avoids bearing great punching press power ground for a long time and appears sunken phenomenon.

2. The utility model discloses a buffer gear's setting, when the mounting panel during operation that moves down, the piston rod shrink, compression spring extrudes hydraulic oil from the oil drain hole on the inner panel, the hydraulic oil absorption that the inner panel was extruded to the pressure accumulation sponge, when the mounting panel rebound, the piston rod stretches out under the effect of spring, produce the negative pressure in the inner panel, in withdrawing the inner panel through the oil return hole on the inner panel with the hydraulic oil in the pressure accumulation sponge, the effect of buffering is realized to the punching machine during operation, the effectual phenomenon of the product damage that has avoided the punching press too big to cause.

3. The utility model discloses a setting of connecting rod, connecting rod and crankshaft connection, buffer gear fix in the inside of connecting rod, adjust the length of ejector pin through rotatory thread bush, compress to the minimum when buffer gear, thread bush and mounting panel contact, and the ejector pin avoids the too big buffer gear that damages of punching press power with the transmission of punching press power, effectively increases buffer gear's life.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the connecting rod of the present invention.

Fig. 3 is a schematic structural diagram of the buffering mechanism of the present invention.

In the figure:

1-base, 2-foot margin, 3-fixed plate, 4-slideway, 5-mounting plate, 6-crankshaft, 7-connecting rod, 71-connecting sleeve, 72-ejector rod, 73-clapboard, 74-locking nut, 75-thread bushing, 8-buffer mechanism, 81-cylinder, 82-spring, 83-inner plate, 84-pressure-accumulating sponge, 85-check valve, 86-dust ring, 87-piston rod, 88-ball head, 89-ball bowl, 9-motor, 10-driving belt wheel, 11-driven belt wheel, 12-workbench and 13-electric control cabinet.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in figures 1 to 3

The utility model provides an automatic punching machine with buffer function, including base 1, lower margin 2, fixed plate 3, slide 4, mounting panel 5, bent axle 6, connecting rod 7, buffer gear 8, motor 9, driving pulley 10, driven pulley 11, workstation 12 and electric control cabinet 13, lower margin 2 adopts 4, sets up in the four corners of base 1 below, and passes through the bolt fastening; the fixed plate 3 is welded at the rear of the base 1; 2 slide ways 4 are adopted and fixed on two sides of the front surface of the fixing plate 3 through bolts; the two ends of the mounting plate 5 are connected with the slide 4 in a sliding manner; the crankshaft 6 is connected with the fixed plate 3 through a bearing; the upper end of the connecting rod 7 is sleeved in the middle of the crankshaft 6; the upper end of the buffer mechanism 8 is arranged on the inner side of the connecting rod 7 and is fixed through a bolt, and the lower end of the buffer mechanism is fixed in the middle position above the mounting plate 5 through a bolt; the motor 9 is arranged behind the fixing plate 3 and is fixed through a bolt; the driving belt wheel 10 is fixedly connected with an output shaft of the motor 9 through a key; the driven belt wheel 11 is fixed at the right end of the crankshaft 6 through connection and is connected with the driving belt wheel 10 through a V-shaped belt; the workbench 12 is fixed above the base 1 through bolts; the electric control cabinet 13 is fixed below the right side of the base 1 through bolts.

The connecting rod 7 comprises a connecting sleeve 71, an ejector rod 72, a partition plate 73, a locking nut 74 and a threaded sleeve 75, wherein 2 ejector rods 72 are movably connected below the connecting sleeve 71 through pin shafts, and threads are arranged below the ejector rods 72; the partition plate 73 is welded inside the ejector rod 72; 2 locking nuts 74 are adopted and are in threaded connection with the lower end of the ejector rod 72; the threaded sleeve 75 is threaded below the push rod 72 and below the lock nut 74.

The buffer mechanism 8 comprises a cylinder 81, a spring 82, an inner plate 83, a pressure accumulation sponge 84, a check valve 85, a dust ring 86, a piston rod 87, a ball head 88 and a ball bowl 89, wherein the spring 82 is arranged inside the cylinder 81; the inner plate 83 is cylindrical and fixed inside the cylinder 81 through bolts, and the outer side of the spring 82 is provided with 8 oil discharge holes and 2 oil return holes; 2 pressure-accumulating sponges 84 are arranged inside the cylinder body 81; the check valve 85 is arranged inside the inner plate 83 and is connected with the inner plate 83 in a sliding way; the piston rod 87 is fixed at one end of the check valve 85 by a bolt; the dust ring 86 is sleeved on the piston rod and fixed at one end inside the cylinder body 81 through a bolt; the ball head 88 is welded at one end of the piston rod 87 and is movably linked inside the ball bowl 89.

The motor 9 is connected with the electric control cabinet 13 through a wire, and is in a YE2 type; the ground feet 2 are 80-shaped; the crankshaft 6 is made of carbon structural steel, is subjected to the action of bending, torsion, tension, compression, shearing and the like, is made of a material with higher strength, and reduces the probability of damage.

The spring 82 is YH001-0106 type; the check valve 85 is H12W-40P type; the dust ring 86 is EU20 type.

Principle of operation

In the utility model, the height of the ground feet 2 is adjusted by rotation to keep the equipment horizontal with the ground, the lower end of the ground feet 2 is provided with a rubber pad, when the equipment is absorbed, a part of the stamping force to the ground is absorbed, the phenomenon that the ground is sunken due to the long-time bearing of large stamping force is avoided, the motor 9 drives the driving pulley 10 to rotate, the driving pulley 10 drives the driven pulley 11 to rotate through the belt, the crankshaft 6 is driven to rotate, when the mounting plate 5 moves downwards, the piston rod 87 contracts, the compression spring 82 extrudes the hydraulic oil from the oil discharge hole on the inner plate 83, the pressure storage sponge 84 absorbs the hydraulic oil extruded by the inner plate, when the mounting plate 5 moves upwards, the piston rod 87 extends out under the action of the spring 82, the inner plate 83 generates negative pressure, the hydraulic oil in the pressure storage sponge 84 is recycled in the inner plate 83 through the oil return hole on the inner plate, the phenomenon that the effectual too big product that arouses of ram force damaged has been avoided, and connecting rod 7 is connected with bent axle 6, and buffer gear 8 fixes in the inside of connecting rod 7, adjusts the length of ejector pin 72 through rotatory thread bush 75, and when buffer gear 8 compressed to the minimum, thread bush 75 contacted with mounting panel 5, and ejector pin 72 avoids the too big damage buffer gear 8 of ram force with the ram force transmission, effectively increases buffer gear 8's life.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides an automatic punching machine with buffer function which characterized in that: the device comprises a base (1), feet (2), a fixing plate (3), a slide way (4), a mounting plate (5), a crankshaft (6), a connecting rod (7), a buffer mechanism (8), a motor (9), a driving belt wheel (10), a driven belt wheel (11), a workbench (12) and an electric control cabinet (13), wherein the feet (2) are arranged at four corners below the base (1) and are fixed through bolts; the fixed plate (3) is welded at the rear of the base (1); 2 slide ways (4) are fixed on two sides of the front surface of the fixing plate (3) through bolts; the two ends of the mounting plate (5) are connected with the slide way (4) in a sliding way; the crankshaft (6) is connected with the fixed plate (3) through a bearing; the upper end of the connecting rod (7) is sleeved in the middle of the crankshaft (6); the upper end of the buffer mechanism (8) is arranged on the inner side of the connecting rod (7) and is fixed through a bolt, and the lower end of the buffer mechanism is fixed in the middle position above the mounting plate (5) through a bolt; the motor (9) is arranged behind the fixing plate (3) and is fixed through a bolt; the driving belt wheel (10) is fixedly connected with an output shaft of the motor (9) through a key; the driven belt wheel (11) is fixedly connected to the right end of the crankshaft (6) and is connected with the driving belt wheel (10) through a V-shaped belt; the workbench (12) is fixed above the base (1) through bolts; the electric control cabinet (13) is fixed below the right side of the base (1) through bolts.

2. The automatic press with a buffering function according to claim 1, characterized in that: the connecting rod (7) comprises a connecting sleeve (71), 2 ejector rods (72), a partition plate (73), locking nuts (74) and thread sleeves (75), wherein the number of the ejector rods (72) is 2, the ejector rods are movably connected below the connecting sleeve (71) through pin shafts, and threads are arranged below the ejector rods; the partition plate (73) is welded inside the ejector rod (72); 2 locking nuts (74) are adopted and are in threaded connection with the lower end of the ejector rod (72); the threaded sleeve (75) is in threaded connection with the lower part of the ejector rod (72) and is arranged below the locking nut (74).

3. The automatic press with a buffering function according to claim 1, characterized in that: the buffer mechanism (8) comprises a cylinder body (81), a spring (82), an inner plate (83), a pressure accumulation sponge (84), a check valve (85), a dust ring (86), a piston rod (87), a ball head (88) and a ball bowl (89), wherein the spring (82) is arranged in the cylinder body (81); the inner plate (83) is cylindrical and fixed inside the cylinder body (81) through bolts, and the outer side of the spring (82) is provided with 8 oil discharge holes and 2 oil return holes; 2 pressure-accumulating sponges (84) are arranged in the cylinder body (81); the check valve (85) is arranged inside the inner plate (83) and is connected with the inner plate (83) in a sliding way; the piston rod (87) is fixed at one end of the check valve (85) through a bolt; the dust ring (86) is sleeved on the piston rod and is fixed at one end inside the cylinder body (81) through a bolt; the ball head (88) is welded at one end of the piston rod (87) and is movably connected inside the ball bowl (89).

4. The automatic press with a buffering function according to claim 1, characterized in that: the motor (9) is connected with the electric control cabinet (13) through a wire, and the model YE2 is selected; the ground feet (2) are 80-type; the crankshaft (6) is made of carbon structural steel.

5. The automatic press having a buffering function according to claim 3, wherein: the spring (82) is YH001-0106 type; the check valve (85) is H12W-40P type; the dust ring (86) is EU20 type.