CN216397706U - Cutter switching device of hydraulic punching machine - Google Patents

Abstract

The utility model relates to the technical field of hydraulic punching machines, and discloses a cutter switching device of a hydraulic punching machine. According to the utility model, when the upper tool bit and the lower tool bit of the hydraulic punching machine body are replaced, the fastening pieces of the upper tool bit and the lower tool bit are required to be screwed in sequence and then taken out, but when the upper tool bit and the lower tool bit are taken out, the upper tool bit and the lower tool bit can be taken out only by rotating a little, and the nuts on the two groups of screws can be screwed through the abutting groove, the abutting plate, the through hole and the screw rod, so that the abutting plate can move up and down in the abutting groove, and therefore, when the upper tool bit and the lower tool bit are taken out, the upper tool bit can be taken out easily only by extruding the lower tool bit.

Description

Cutter switching device of hydraulic punching machine

Technical Field

The utility model relates to the technical field of hydraulic punching machines, in particular to a cutter switching device of a hydraulic punching machine.

Background

At present, hydraulic punching machine is a type of punching machine, including two main types of split type hydraulic punching machine and electronic hydraulic punching machine of integral type: the split hydraulic punching machine consists of two parts, namely a manual pump or an electric pump and a hydraulic punching working head, wherein an oil delivery hose is connected by a hydraulic quick joint, so that the split hydraulic punching machine is reliable and quick in sealing, free of directional limitation during operation and convenient to assemble and disassemble; the integrated electric hydraulic punching machine is formed by combining a pump and a punching working head, does not need a hydraulic oil pipe, is more exquisite in design and structure, is divided into a brush punching machine and a brushless punching machine according to the type of a motor, and has obvious advantages in service life of the brushless electric punching machine in the characteristics of the brushless motor.

When the cutter of the hydraulic punching machine is replaced, the fastening piece of the upper cutter head and the fastening piece of the lower cutter head need to be sequentially screwed, and then the upper cutter head and the lower cutter head need to be taken out only by little rotation due to the small gap between the upper cutter head and the lower cutter head, so that time and labor are wasted, and the cutter switching device of the hydraulic punching machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cutter switching device of a hydraulic punching machine, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a hydraulic pressure piercing press cutter auto-change over device, includes the hydraulic pressure piercing press body, hydraulic pressure piercing press body downside fixed mounting has the head that punches a hole, the installation demountable installation has the tool bit in the middle of the inboard upper end of the head that punches a hole, the mounting groove has been seted up in the middle of the inboard lower extreme of the head that punches a hole, demountable installation has the lower tool bit in the mounting groove, the mounting groove downside has been seted up and has been supported the groove, it has to support the inslot swing joint and support the board, the through-hole has been seted up to the head bottom side left and right sides that punches a hole, and is two sets of equal swing joint has the screw rod in the through-hole, and is two sets of the screw rod upside respectively with both ends fixed connection is controlled to support the board downside.

As a preferred embodiment of the present invention, the abutting groove is communicated with the mounting groove, and the cross-sectional area of the abutting groove is larger than that of the abutting groove.

In a preferred embodiment of the present invention, a nut is screwed and connected to an outer wall of a lower side of each set of the screw rods.

As a preferred embodiment of the present invention, a limiting hole is formed in the middle of each of the two sets of through holes, a limiting rod is movably connected in the limiting hole, the upper side of the limiting rod is fixedly connected with the middle of the lower side of the abutting plate, and a spring is sleeved on the outer wall of the limiting rod.

As a preferred embodiment of the utility model, two groups of mounting holes are arranged at the right end of the upper side of the punching head part at equal intervals, and baffles are arranged on the outer sides of the two groups of mounting holes through bolts.

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

1. according to the utility model, through the hydraulic punching machine body, the punching head, the upper tool bit, the mounting groove and the lower tool bit, when the upper tool bit and the lower tool bit of the hydraulic punching machine body are replaced, fasteners of the upper tool bit and the lower tool bit are required to be screwed in sequence, then the upper tool bit and the lower tool bit are taken out, but when the upper tool bit and the lower tool bit are taken out, the upper tool bit and the lower tool bit need to be taken out only by slightly rotating because a gap between the upper tool bit and the lower tool bit is small, and nuts on two groups of screw rods can be screwed through the abutting groove, the abutting plate, the through hole and the screw rod, so that the abutting plate can move up and down in the abutting groove, and therefore, when the upper tool bit and the lower tool bit are taken out, the upper tool bit can be taken out easily only by extruding the lower tool bit.

2. According to the utility model, the limiting rod is movably connected in the limiting hole formed between the two groups of through holes, and the spring is sleeved on the outer wall of the limiting rod, so that the abutting plate can be limited, and the abutting plate can be automatically reset.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic diagram of an overall structure of a tool switching device of a hydraulic punching machine according to the present invention;

fig. 2 is a schematic view of a punching head structure of a tool switching device of a hydraulic punching machine according to the present invention.

In the figure: 1. a hydraulic piercing press body; 2. punching a head part; 3. an upper cutter head; 4. mounting grooves; 5. a lower cutter head; 6. a butting groove; 7. a resisting plate; 8. a through hole; 9. a screw; 10. a limiting hole; 11. a limiting rod; 12. a spring; 13. mounting holes; 14. and a baffle plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a hydraulic punching machine cutter switching device comprises a hydraulic punching machine body 1, wherein a punching head 2 is fixedly installed on the lower side of the hydraulic punching machine body 1, an upper cutter head 3 is detachably installed in the middle of the upper end of the inner side of the punching head 2, an installation groove 4 is formed in the middle of the lower end of the inner side of the punching head 2, a lower cutter head 5 is detachably installed in the installation groove 4, a butting groove 6 is formed in the lower side of the installation groove 4, a butting plate 7 is movably connected in the butting groove 6, through holes 8 are formed in the left side and the right side of the bottom side of the punching head 2, screw rods 9 are movably connected in the two groups of through holes 8, the upper sides of the two groups of screw rods 9 are respectively and fixedly connected with the left end and the right end of the lower side of the butting plate 7, when the upper cutter head 3 and the lower cutter head 5 of the hydraulic punching machine body 1 are replaced, need twist in proper order and go up tool bit 3 and 5 fasteners of lower tool bit, then take out, but when taking out tool bit 3 and lower tool bit 5, because the clearance between last tool bit 3 and the lower tool bit 5 is less, need rotate a bit and just can take out, and through supporting groove 6, support the board, through-hole 8 and screw rod 9, can twist the nut on two sets of screw rods 9, make to support board 7 and can reciprocate in supporting groove 6, thereby when taking out last tool bit 3 and lower tool bit 5, only need extrude lower tool bit 5, just can be light take out last tool bit 3.

In this embodiment, the abutting groove 6 is communicated with the mounting groove 4, and the cross-sectional area of the abutting groove 6 is larger than that of the abutting groove 6, so that the lower tool bit 5 can extrude the abutting plate 7 conveniently.

In this embodiment, every group the outer wall of screw 9 downside all twists to close and is connected with the nut, can fix supporting plate 7 through twisting the nut that closes on the screw 9.

In this embodiment, a limiting hole 10 is formed in the middle of the two sets of through holes 8, a limiting rod 11 is movably connected in the limiting hole 10, the upper side of the limiting rod 11 is fixedly connected with the middle of the lower side of the abutting plate 7, and a spring 12 is sleeved on the outer wall of the limiting rod 11, so that the abutting plate 7 can be limited, and the abutting plate 7 can be automatically reset.

In this embodiment, 2 upside right-hand members of head of punching a hole set up two sets of equidistance mounting hole 13 that distribute, and are two sets of baffle 14 is all installed through the bolt in the mounting hole 13 outside, can protect last tool bit 3 through baffle 14.

When the tool switching device of the hydraulic punching machine is used, it should be noted that each component of the tool switching device of the hydraulic punching machine is a universal standard component or a component known to those skilled in the art, and the structure and principle of the tool switching device of the hydraulic punching machine can be known by technical manuals or conventional experimental methods.

When the hydraulic punching machine is used, through the hydraulic punching machine body 1, the punching head part 2, the upper tool bit 3, the mounting groove 4 and the lower tool bit 5, when the upper tool bit 3 and the lower tool bit 5 of the hydraulic punching machine body 1 are replaced, fastening pieces of the upper tool bit 3 and the lower tool bit 5 are required to be screwed in sequence, then the fastening pieces are taken out, but when the upper tool bit 3 and the lower tool bit 5 are taken out, because the gap between the upper tool bit 3 and the lower tool bit 5 is smaller, the fastening pieces can be taken out only by slightly rotating, nuts on two groups of screw rods 9 can be screwed through the abutting groove 6, the abutting plate, the through hole 8 and the screw rods 9, the abutting plate 7 can move up and down in the abutting groove 6, so that when the upper tool bit 3 and the lower tool bit 5 are taken out, the upper tool bit 3 can be easily taken out only by extruding the lower tool bit 5, meanwhile, a limiting rod 11 is movably connected in a limiting hole 10 formed in the middle of the two groups of the through holes 8, and a spring 12 is sleeved on the outer wall of the limiting rod 11, not only can limit the abutting plate 7, but also can lead the abutting plate 7 to reset automatically.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (5)

1. The utility model provides a hydraulic punching machine cutter auto-change over device, includes hydraulic punching machine body (1), its characterized in that: the hydraulic punching machine is characterized in that a punching head (2) is fixedly mounted on the lower side of a hydraulic punching machine body (1), an upper tool bit (3) is detachably mounted on the middle of the upper end of the inner side of the punching head (2), a mounting groove (4) is formed in the middle of the lower end of the inner side of the punching head (2), a lower tool bit (5) is detachably mounted in the mounting groove (4), a supporting groove (6) is formed in the lower side of the mounting groove (4), a supporting plate (7) is movably connected in the supporting groove (6), a through hole (8) is formed in the left side and the right side of the bottom side of the punching head (2), and the screw rod (9) is movably connected with a screw rod (9) and is two groups, wherein the upper side of the screw rod (9) is fixedly connected with the left side and the right side of the supporting plate (7).

2. The hydraulic punch cutter switching device of claim 1, wherein: the abutting groove (6) is communicated with the mounting groove (4), and the cross section area of the abutting groove (6) is larger than that of the abutting groove (6).

3. The hydraulic punch cutter switching device of claim 1, wherein: and each group of screw rods (9) is connected with a nut in a screwing way on the outer wall of the lower side.

4. The hydraulic punch cutter switching device of claim 1, wherein: spacing hole (10) have been seted up in the middle of two sets of through-hole (8), swing joint has gag lever post (11) in spacing hole (10), gag lever post (11) upside with support fixed connection in the middle of board (7) downside, spring (12) have been cup jointed to gag lever post (11) outer wall.

5. The hydraulic punch cutter switching device of claim 1, wherein: the punching head (2) upside right-hand member is seted up mounting hole (13) that two sets of equidistance distributed, and is two sets of baffle (14) are all installed through the bolt in mounting hole (13) outside.

Images