CN216176281U

CN216176281U - Electro-hydraulic hammer for roller forging

Info

Publication number: CN216176281U
Application number: CN202122746548.9U
Authority: CN
Inventors: 陈钦涛
Original assignee: Jiangyin Enyi Machinery Manufacturing Co ltd
Current assignee: Jiangyin Enyi Machinery Manufacturing Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-04-05
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses an electro-hydraulic hammer for roller forging, which relates to the technical field of electro-hydraulic hammers and comprises a bottom plate and two supporting arms, wherein the two supporting arms are respectively welded at the left end and the right end of the upper surface of the bottom plate, sliding grooves are formed in the upper ends of the inner parts of the two supporting arms, a lifting cross beam capable of sliding up and down is arranged between the two sliding grooves, a hammer cylinder is welded in the middle of the bottom surface of the lifting cross beam, a hammer head and a sliding block are connected to the inner part of the hammer cylinder in a sliding mode, the sliding block is positioned right above the hammer head, and lifting hydraulic cylinders are embedded in the bottom surfaces of the inner parts of the two sliding grooves. Through set up gliding lifting beam from top to bottom between two support arms, when the tup rise to behind the highest height and the hammering fall still when partial in a hammer barrel, lifting beam just can drive a hammer barrel and upwards rise to tup among the hammer barrel upwards removes together, with this continuation increase tup and the work piece between the fall, guarantees that the tup can have sufficient dynamics hammering to forge the work piece.

Description

Electro-hydraulic hammer for roller forging

Technical Field

The utility model relates to the technical field of electro-hydraulic hammers, in particular to an electro-hydraulic hammer for roll forging.

Background

The electro-hydraulic hammer is energy-saving and environment-friendly novel forging equipment, and the working principle of the electro-hydraulic hammer is that a hydraulic cylinder pulls a hammer head to ascend, and when the hammer head ascends to a certain height, the hydraulic cylinder pushes the hammer head to rapidly slide down and hammer a workpiece on a workbench, so that the workpiece is forged.

When the electro-hydraulic hammer forges a workpiece, the hammering strength of the electro-hydraulic hammer is related to the fall between the hammer head and the workpiece, when the fall between the hammer head and the workpiece is large, the hammering strength of the electro-hydraulic hammer which impacts the workpiece is large, otherwise, the hammering strength is small, but the up-and-down sliding movement of the hammer head of most electro-hydraulic hammers at present is limited, so that when some large workpieces are forged, the fall between the hammer head and the workpiece is still small after the hammer head rises to the maximum distance, and the hammering strength of the hammer head is small, so that the working forging quality is affected, and therefore the electro-hydraulic hammer for forging the roller is provided, and the technical problem is solved.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electro-hydraulic hammer for roll forging, which aims to solve the problem that after a hammer head provided by the background technology is lifted to the maximum distance, the fall between the hammer head and a workpiece is still small, and the working forging quality is influenced.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the electro-hydraulic hammer for roller forging comprises a base plate and two supporting arms, wherein the two supporting arms are respectively welded at the left end and the right end of the upper surface of the base plate;

two the spout has all been seted up to the inside upper end of support arm, two be equipped with gliding lifting beam from top to bottom between the spout, the middle part welding of lifting beam bottom surface has a hammer barrel, the inside sliding connection of hammer barrel has tup and slider, the slider is located the tup directly over.

Furthermore, two the inside bottom surface of spout all embeds there is hydraulic cylinder.

Furthermore, the left end and the right end of the lifting cross beam are respectively connected in the two sliding grooves in a sliding mode, and the tops of the two lifting hydraulic cylinders are respectively connected with the left end and the right end of the bottom of the lifting cross beam.

Furthermore, a forging hydraulic cylinder is embedded in the middle of the upper surface of the lifting beam, and the bottom of the forging hydraulic cylinder penetrates into the hammer barrel and is connected with the top of the sliding block.

Furthermore, the left side and the right side of the inside upper end of the hammer head are both provided with slide holes, the left side and the right side of the bottom of the sliding block are both welded with connecting rods, and the lower ends of the two connecting rods are respectively inserted into the two slide holes and are in sliding connection with the inner walls of the slide holes.

Furthermore, a spring is fixedly connected between the bottom surface of the connecting rod and the bottom surface of the sliding hole, a rubber pad is bonded on the bottom surface of the sliding block, and the rubber pad is located on the periphery of the connecting rod.

Furthermore, a workbench is installed in the middle of the upper surface of the bottom plate, the hammer barrel is located between the two support arms, and the bottom of the hammer head extends out of the hammer barrel and is located right above the workbench.

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

by arranging the lifting cross beam capable of sliding up and down between the two supporting arms, when the hammer head rises to the highest height in the hammer barrel and the hammering fall is still smaller, the lifting cross beam can drive the hammer barrel to rise upwards, so that the hammer head in the hammer barrel moves upwards together, the fall between the hammer head and the workpiece is continuously increased, and the hammer head can be guaranteed to have enough force to hammer the workpiece, and therefore, in this way, when the electro-hydraulic hammer forges the workpiece with larger size, the hammer head still has proper fall to hammer and forge the workpiece;

through the cooperation setting of tup and slider, when the tup hammering work piece, the reaction force that the tup received can be cushioned to spring and rubber pad between tup and the slider to alleviate the impact of reaction force to forging pneumatic cylinder, alleviate the vibrations of during operation, improve the life of forging pneumatic cylinder.

Drawings

Fig. 1 is a schematic view of the overall internal structure of the present invention.

FIG. 2 is an enlarged view of a portion of FIG. 1 according to the present invention.

Fig. 3 is a schematic top view of the hammer head of the present invention.

In FIGS. 1-3: 1-bottom plate, 2-workbench, 3-supporting arm, 301-sliding chute, 4-lifting hydraulic cylinder, 5-lifting beam, 6-forging hydraulic cylinder, 7-hammer barrel, 8-hammer head, 801-sliding hole, 9-sliding block, 10-connecting rod, 11-spring and 12-rubber pad.

Detailed Description

Please refer to fig. 1 to 3:

the utility model provides an electro-hydraulic hammer for roller forging, which comprises a bottom plate 1 and two supporting arms 3, wherein the two supporting arms 3 are respectively welded at the left end and the right end of the upper surface of the bottom plate 1, the upper ends of the insides of the two supporting arms 3 are respectively provided with a sliding chute 301, a lifting cross beam 5 capable of sliding up and down is arranged between the two sliding chutes 301, a hammer barrel 7 is welded at the middle part of the bottom surface of the lifting cross beam 5, the inside of the hammer barrel 7 is connected with a hammer head 8 and a slide block 9 in a sliding manner, and the slide block 9 is positioned right above the hammer head 8;

specifically, a forging hydraulic cylinder 6 is embedded in the middle of the upper surface of the lifting beam 5, the bottom of the forging hydraulic cylinder 6 penetrates through the inside of a hammer barrel 7 and is connected with the top of a sliding block 9, a workbench 2 is installed in the middle of the upper surface of the bottom plate 1, the hammer barrel 7 is located between the two supporting arms 3, and the bottom of a hammer head 8 extends out of the hammer barrel 7 and is located right above the workbench 2;

a workpiece to be forged can be placed on the workbench 2, the forging hydraulic cylinder 6 can push the sliding block 9 to lift up and down in the hammer barrel, when the sliding block 9 lifts up, the sliding block 9 can drive the hammer head 8 to lift up through the connecting rod 10, when the sliding block 9 moves down, the hammer head 8 can slide down synchronously by utilizing self gravity, when the hammer head 8 slides down, the lower end of the hammer head 8 can extend out of the hammer barrel 7 and hammer the workpiece on the workbench 2, and then the workpiece can be forged through the vertical reciprocating motion of the hammer head 8;

according to the above, the lifting hydraulic cylinders 4 are embedded in the bottom surfaces of the two sliding grooves 301, the left and right ends of the lifting beam 5 are respectively connected in the two sliding grooves 301 in a sliding manner, and the tops of the two lifting hydraulic cylinders 4 are respectively connected with the left and right ends of the bottom of the lifting beam 5;

specifically, the two lifting hydraulic cylinders 4 can synchronously push the lifting beam 5 to lift up and down along the sliding chute 301, and the lifting beam 5 lifting up and down synchronously drives the hammer barrel 7 and the hammer head 8 to lift up and down;

therefore, when a workpiece with a large size is forged, if the hammer head 8 rises to the highest height in the hammer barrel 7 and the hammering fall is still smaller, the lifting beam 5 can drive the hammer barrel 7 to rise upwards, so that the hammer head 8 in the hammer barrel 7 moves upwards together, the fall between the hammer head 8 and the workpiece is further increased, and the hammer head 8 can have enough hammering force to forge the workpiece, and therefore, in this way, when the electro-hydraulic hammer forges the workpiece with the large size, the hammer head 8 still has proper fall to forge the workpiece;

according to the above, the left side and the right side of the upper end inside the hammer 8 are both provided with the sliding holes 801, the left side and the right side of the bottom of the sliding block 9 are both welded with the connecting rods 10, the lower ends of the two connecting rods 10 are respectively inserted into the two sliding holes 801 and are in sliding connection with the inner walls of the sliding holes 801, the springs 11 are fixedly connected between the bottom surfaces of the connecting rods 10 and the bottom surfaces of the sliding holes 801, the rubber pads 12 are bonded on the bottom surfaces of the sliding blocks 9, and the rubber pads 12 are located on the peripheries of the connecting rods 10;

specifically, when the hammer 8 hammers a workpiece, the hammer 8 is also subjected to a reaction force, so that the hammer 8 is under the action of the reaction force, the hammer 8 can slide upwards along the connecting rod 10, and when the hammer 8 slides upwards along the connecting rod 10, the spring 11 is compressed, so that the spring 11 can buffer the reaction force for the first layer, and when the hammer 8 slides upwards along the connecting rod 10 to the topmost part, the top of the hammer 8 is in contact with the rubber pad 12 at the bottom of the sliding block 9, so that the rubber pad 12 performs secondary buffering on the reaction force;

then through the cooperation setting of tup 8 and slider 9, when 8 forging work pieces of tup, the reaction force that 8 received of tup can be cushioned to spring 11 and rubber pad 12 between tup 8 and the slider 9 to alleviate the impact of reaction force to forging pneumatic cylinder 6, alleviate the vibrations of during operation, improve forging pneumatic cylinder 6's life.

Claims

1. The utility model provides a roll forges and uses electro-hydraulic hammer, includes bottom plate (1) and support arm (3), the quantity of support arm (3) is two, two both ends, its characterized in that are controlled at bottom plate (1) upper surface to support arm (3) welding respectively:

two spout (301), two have all been seted up to the inside upper end of support arm (3) be equipped with gliding lifting beam (5) from top to bottom between spout (301), the middle part welding of lifting beam (5) bottom surface has a hammer barrel (7), the inside sliding connection of hammer barrel (7) has tup (8) and slider (9), slider (9) are located tup (8) directly over.

2. The electro-hydraulic hammer for roll forging according to claim 1, wherein: two the inside bottom surface of spout (301) all embeds has hydraulic cylinder (4).

3. The electro-hydraulic hammer for roll forging according to claim 2, wherein: the left end and the right end of the lifting cross beam (5) are respectively connected in the two sliding grooves (301) in a sliding manner, and the tops of the two lifting hydraulic cylinders (4) are respectively connected with the left end and the right end of the bottom of the lifting cross beam (5).

4. The electro-hydraulic hammer for roll forging according to claim 1, wherein: and a forging hydraulic cylinder (6) is embedded in the middle of the upper surface of the lifting beam (5), and the bottom of the forging hydraulic cylinder (6) penetrates into the hammer barrel (7) and is connected with the top of the sliding block (9).

5. The electro-hydraulic hammer for roll forging according to claim 1, wherein: slide holes (801) are formed in the left side and the right side of the upper end inside the hammer head (8), connecting rods (10) are welded to the left side and the right side of the bottom of the sliding block (9), and the lower ends of the two connecting rods (10) are inserted into the two slide holes (801) and are in sliding connection with the inner wall of the slide holes (801).

6. The electro-hydraulic hammer for roll forging according to claim 5, wherein: the spring (11) is fixedly connected between the bottom surface of the connecting rod (10) and the bottom surface of the sliding hole (801), a rubber pad (12) is bonded to the bottom surface of the sliding block (9), and the rubber pad (12) is located on the periphery of the connecting rod (10).

7. The electro-hydraulic hammer for roll forging according to claim 1, wherein: the middle of the upper surface of the base plate (1) is provided with a workbench (2), the hammer barrel (7) is positioned between the two supporting arms (3), and the bottom of the hammer head (8) extends out of the hammer barrel (7) and is positioned right above the workbench (2).