CN214920152U - Electro-hydraulic hammer convenient to replace hammer head - Google Patents

Abstract

The utility model provides an electro-hydraulic hammer convenient for replacing a hammer head, which relates to the technical field of forging processing equipment, and comprises a base, wherein two supporting arms are fixedly arranged on the base, a hammer head is connected between the two supporting arms in a sliding way, a top plate is fixedly arranged at the top end of each supporting arm, an oil cylinder is fixedly connected with the upper surface of the top plate, the movable end of the oil cylinder passes through the top plate and is detachably connected with the hammer head, and the upper surface of the hammer head is fixedly connected with a connecting rod; the lifting device is started to enable the hammer head to ascend, the piston rod of the oil cylinder is started to descend simultaneously, the height of the hammer head is adjusted according to the height of a worker, then the first connecting disc and the second connecting disc are connected through the fixing bolts, therefore, the device is convenient for the worker to install or replace the hammer head, and by means of the elastic pad, when the hammer head forges a workpiece, the effect of shock absorption can be achieved, and the service life of the oil cylinder is prolonged.

Description

Electro-hydraulic hammer convenient to replace hammer head

Technical Field

The utility model relates to a forge processing equipment technical field, specifically be an electro-hydraulic hammer convenient to change tup.

Background

Forging is a processing method which utilizes forging machinery to apply pressure on a metal blank to enable the metal blank to generate plastic deformation so as to obtain a forging with certain mechanical property, certain shape and certain size, the defects of casting-state looseness and the like generated in the smelting process of metal can be eliminated through forging, the microstructure is optimized, and meanwhile, because a complete metal streamline is saved, the mechanical property of the forging is generally superior to that of a casting made of the same material.

When forging a large-sized workpiece, the weight of the hammer head is heavy, and therefore, it is troublesome to replace the hammer head, and improvement is required.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrohydraulic hammer convenient to change tup aims at solving among the prior art problem of inconvenient change tup in the forging equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an electro-hydraulic hammer convenient for replacing a hammer head comprises a base, two supporting arms are fixedly arranged on the base, the hammer head is connected between the two supporting arms in a sliding way, the top end of the supporting arm is fixedly provided with a top plate, the upper surface of the top plate is fixedly connected with an oil cylinder, the movable end of the oil cylinder penetrates through the top plate and is detachably connected with the hammer head, the upper surface of the hammer head is fixedly connected with a connecting rod, the upper end of the connecting rod is fixedly connected with a first connecting disc, the movable end of the oil cylinder is fixedly connected with a second connecting disc, the first connecting disc is connected with the second connecting disc through a fixing bolt, an elastic pad is arranged between the first connecting disc and the second connecting disc, the workpiece placing plate is arranged in the center of the upper surface of the base, and the top plate is provided with a lifting device used for driving the workpiece placing plate to ascend or descend in the vertical direction.

In order to make the utility model discloses have the effect to the tup direction, the utility model discloses a further technical scheme does, two the spout has all been seted up to one side that the support arm is close to each other, the equal fixedly connected with in both sides and the corresponding slider of spout of tup.

In order to make the utility model discloses have the effect that increases or reduce tup weight, the utility model discloses a further technical scheme does, at least three logical groove has been seted up to the inside of tup, every the inside that leads to the groove all is provided with the balancing weight, the lower skin weld of tup has the thread bush, the first through-hole with the thread bush intercommunication is seted up to the upper surface of tup, the second through-hole corresponding with first through-hole is seted up to the inside of balancing weight, the top of tup is provided with the inserted bar, just the inserted bar runs through first through-hole and second through-hole in proper order and with thread bush threaded connection.

In order to make the utility model discloses have wear-resisting effect, the utility model discloses a further technical scheme does, the surface of balancing weight is provided with wear-resisting welt.

In order to make the utility model discloses have the effect that the dish was placed to the lift work piece, the utility model discloses a further technical scheme does, elevating gear includes the pneumatic cylinder of fixed connection at the base both ends, the expansion end fixedly connected with connecting plate of pneumatic cylinder, the kerve has been seted up to the lower surface of support arm, just the connecting plate is sliding connection with the kerve, the connecting plate passes the kerve and places a set fixed connection with the work piece.

In order to make the utility model discloses have safety protection's effect, the utility model discloses a further technical scheme does, the front and the back of support arm all articulate there is the guard gate.

The utility model has the advantages that:

1. during the installation tup, place the dish with the work piece and be the reference thing, make the tup place the positive center department that the dish was placed to the work piece, start elevating gear makes the tup rise after that, the piston rod that starts the hydro-cylinder simultaneously descends, and according to staff's height, the height of adjustment tup, use first connection pad of fixing bolt connection and second connection pad after that, consequently, this device is convenient for staff's installation or change tup, through setting up the cushion, when the tup is when forging the work piece, can play absorbing effect, avoid producing violent vibrations and cause the damage to hydro-cylinder and piston rod, the life of extension hydro-cylinder.

2. The staff can rationally install the quantity of balancing weight according to the weight of work piece to use the inserted bar to fix the balancing weight, when the staff dismantles and changes the tup, the staff can dismantle the balancing weight earlier, alleviates the load of tup, and the staff's installation of consequently being convenient for or change the tup through setting up wear-resisting welt, when preventing that the balancing weight from installing many times or dismantling, leads to the problem of wearing and tearing with the inner wall friction that leads to the groove.

3. Through setting up the guard gate, can prevent effectively that the work piece from forging the in-process, the sweeps of production sputter problem everywhere, consequently can play safety protection's effect.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic structural view of a lifting device according to an embodiment of the present invention;

FIG. 3 is a schematic front view of the structure of FIG. 2;

FIG. 4 is a schematic diagram of a support arm configuration according to an embodiment of the present invention;

fig. 5 is a schematic view of a hammer head structure according to an embodiment of the present invention;

fig. 6 is a schematic diagram of a through groove structure according to an embodiment of the present invention;

fig. 7 is a schematic diagram of a first through-hole structure according to an embodiment of the present invention;

FIG. 8 is a schematic illustration of a bayonet according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a counterweight according to an embodiment of the present invention.

In the figure: 1. a base; 2. a support arm; 3. a hammer head; 4. a top plate; 5. an oil cylinder; 6. a connecting rod; 7. a first splice tray; 8. a second connecting disc; 9. fixing the bolt; 10. an elastic pad; 11. a workpiece placing tray; 12. a lifting device; 121. a hydraulic cylinder; 122. a connecting plate; 13. a slider; 14. a through groove; 15. a balancing weight; 16. a threaded sleeve; 17. a first through hole; 18. a second through hole; 19. inserting a rod; 20. a wear-resistant lining plate; 21. a guard gate.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

As shown in fig. 1-9, an electrohydraulic hammer convenient for replacing a hammer head comprises a base 1, two supporting arms 2 are fixedly mounted on the base 1, a hammer head 3 is slidably connected between the two supporting arms 2, a top plate 4 is fixedly mounted at the top end of each supporting arm 2, an oil cylinder 5 is fixedly connected to the upper surface of each top plate 4, the movable end of each oil cylinder 5 penetrates through each top plate 4 and is detachably connected with the corresponding hammer head 3, a connecting rod 6 is fixedly connected to the upper surface of each hammer head 3, a first connecting disc 7 is fixedly connected to the upper end of each connecting rod 6, a second connecting disc 8 is fixedly connected to the movable end of each oil cylinder 5, the first connecting disc 7 is connected with the second connecting disc 8 through a fixing bolt 9, an elastic pad 10 is arranged between the first connecting disc 7 and the second connecting disc 8, a workpiece placing disc 11 is arranged at the center of the upper surface of the base 1, and a lifting device 12 for driving the workpiece placing disc 11 to ascend or descend in the vertical direction is arranged on each top plate 4.

In this embodiment, when installing tup 3, use work piece placing tray 11 as the reference thing, make tup 3 place the positive center department of placing tray 11 at the work piece, start elevating gear 12 and make tup 3 rise after that, the piston rod that starts hydro-cylinder 5 simultaneously descends, and according to staff's height, adjust the height of tup 3, use fixing bolt 9 to connect first connection pad 7 and second connection pad 8 after that, consequently, this device is convenient for staff's installation or change tup 3, through setting up cushion 10, when tup 3 is forging the work piece, can play absorbing effect, avoid producing violent vibrations and cause the damage to hydro-cylinder 5 and piston rod, the life of extension hydro-cylinder 5.

The utility model discloses an in another embodiment, the spout has all been seted up to one side that two support arms 2 are close to each other, and the equal fixedly connected with in both sides of tup 3 and the corresponding slider 13 of spout are through setting up spout and slider 13 for tup 3 can vertical downstream, plays the effect of direction to tup 3.

It is specific, at least three logical groove 14 has been seted up to the inside of tup 3, every is led to the inside of groove 14 and all is provided with balancing weight 15, the lower skin weld of tup 3 has thread bush 16, first through-hole 17 with thread bush 16 intercommunication is seted up to the upper surface of tup 3, second through-hole 18 corresponding with first through-hole 17 is seted up to balancing weight 15's inside, the top of tup 3 is provided with inserted bar 19, and inserted bar 19 run through first through-hole 17 and second through-hole 18 in proper order and with thread bush 16 threaded connection, the staff can rationally install the quantity of balancing weight 15 according to the weight of work piece, and use inserted bar 19 to fix balancing weight 15, when the staff dismantles and changes tup 3, the staff can dismantle balancing weight 15 earlier, alleviate the load of tup 3, consequently, the staff's of being convenient for install or change tup 3.

Specifically, the surface of balancing weight 15 is provided with wear-resisting welt 20, through setting up wear-resisting welt 20, when preventing balancing weight 15 installation or dismantlement many times, leads to the problem of wearing and tearing with the inner wall friction that leads to groove 14.

Specifically, elevating gear 12 includes the pneumatic cylinder 121 of fixed connection at base 1 both ends, and the expansion end fixedly connected with connecting plate 122 of pneumatic cylinder 121, and the kerve has been seted up to the lower surface of support arm 2, and connecting plate 122 is sliding connection with the kerve, and connecting plate 122 passes the kerve and places a set 11 fixed connection with the work piece, starts pneumatic cylinder 121, and accessible connecting plate 122 drives the work piece and places a set 11 and go up and down to adjust the height of tup 3 according to staff's height.

Specifically, the front and the back of the support arm 2 are both hinged with a protective door 21, and by arranging the protective door 21, the problem that the generated scraps are sputtered everywhere in the forging process of a workpiece can be effectively prevented, so that the effect of safety protection can be achieved.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides an electrohydraulic hammer convenient to change tup, includes base (1), fixed mounting has two support arms (2) on base (1), and sliding connection has tup (3) between two support arms (2), the top fixed mounting of support arm (2) has roof (4), the last fixed surface of roof (4) is connected with hydro-cylinder (5), the expansion end of hydro-cylinder (5) passes roof (4) and can dismantle with tup (3) and be connected its characterized in that: the upper surface fixedly connected with connecting rod (6) of tup (3), the first connection pad (7) of upper end fixedly connected with of connecting rod (6), expansion end fixedly connected with second connection pad (8) of hydro-cylinder (5), first connection pad (7) are connected with second connection pad (8) through fixing bolt (9), be provided with between first connection pad (7) and second connection pad (8) elastic pad (10), the central authorities department of the upper surface of base (1) is provided with work piece placing plate (11), be provided with on roof (4) and be used for driving work piece placing plate (11) along the elevating gear (12) that vertical direction rises or descends.

2. The electro-hydraulic hammer with the hammer head convenient to replace according to claim 1, wherein sliding grooves are formed in the sides, close to each other, of the two supporting arms (2), and sliding blocks (13) corresponding to the sliding grooves are fixedly connected to the two sides of the hammer head (3).

3. The electro-hydraulic hammer convenient to replace a hammer head according to claim 1, wherein at least three through grooves (14) are formed in the hammer head (3), a balancing weight (15) is arranged in each through groove (14), a threaded sleeve (16) is welded on the lower surface of the hammer head (3), a first through hole (17) communicated with the threaded sleeve (16) is formed in the upper surface of the hammer head (3), a second through hole (18) corresponding to the first through hole (17) is formed in the balancing weight (15), an inserting rod (19) is arranged at the top of the hammer head (3), and the inserting rod (19) sequentially penetrates through the first through hole (17) and the second through hole (18) and is in threaded connection with the threaded sleeve (16).

4. Electro-hydraulic hammer with easy hammer head replacement according to claim 3, wherein the outer surface of the weight block (15) is provided with a wear-resistant lining (20).

5. The electro-hydraulic hammer convenient for hammer head replacement according to claim 1, wherein the lifting device (12) comprises hydraulic cylinders (121) fixedly connected to two ends of the base (1), a connecting plate (122) is fixedly connected to a movable end of each hydraulic cylinder (121), a bottom groove is formed in the lower surface of the supporting arm (2), the connecting plate (122) is in sliding connection with the bottom groove, and the connecting plate (122) penetrates through the bottom groove and is fixedly connected with the workpiece placing plate (11).

6. Electro-hydraulic hammer facilitating hammer head replacement according to any one of claims 1 to 5, wherein the front and back faces of the support arm (2) are hinged with guard doors (21).

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