CN217798365U

CN217798365U - Punching device for hinge machining

Info

Publication number: CN217798365U
Application number: CN202222327361.XU
Authority: CN
Inventors: 梁淑华
Original assignee: Guangdong Meibaolong Home Hardware Co ltd
Current assignee: Guangdong Meibaolong Home Hardware Co ltd
Priority date: 2022-09-02
Filing date: 2022-09-02
Publication date: 2022-11-15
Anticipated expiration: 2032-09-02

Abstract

The utility model discloses a punching device for hinge processing, which comprises a workbench; the top of the workbench is provided with a support frame, the bottom of the support frame is provided with a punching mechanism, the bottom of the punching mechanism is provided with a buffer mechanism, the surface of the workbench is provided with an installation block, one side of the installation block is provided with a fixing mechanism, and the installation block is fixedly provided with a lower die body through the fixing mechanism; the utility model discloses an inboard at the support frame is provided with adjustment mechanism, the in-process that moves down at the drift, the bracing piece at clamp plate top can compress the inside first spring of cavity, and then the clamp plate can be along with the pneumatic cylinder drives moving down of drift and rise, in-process that the drift punches a hole to the flap, can the clamp plate punch a hole all around of position department to the flap surface and carry on spacingly, through the outside buffer gear of drift, can carry out the secondary spacing to the position of flap when the drift punches a hole to the flap surface, avoid the condition of fold to appear in the surface of flap, and then can guarantee the quality that the device punched a hole.

Description

Punching device for hinge machining

Technical Field

The utility model relates to a piercing press technical field specifically is a punching device is used in hinge processing.

Background

The hinge is a mechanical device used for connecting two solids and allowing relative rotation between the two solids, and the hinge can be formed by a movable component or a foldable material, and when the hinge is processed, a hinge plate needs to be placed inside a punching device for punching.

The hinge plate to be processed is usually placed on a processing table below the punching machine, and because the outside of the punch head is not limited, when the hydraulic cylinder drives the punch head to move downwards to punch the hinge plate, the huge impact force of the punch head can easily cause the wrinkles around the hole impacted on the surface of the hinge plate, so that the drilling quality of the shell can be influenced.

Generally, a lower die of a punching device is installed on the surface of a machining table through bolts, and the positions of die holes of the lower die are fixed, so that the lower die plate cannot meet the requirements of hinge plates of different sizes to be used, personnel need to replace the lower die according to the positions where the hinge plates are punched, the personnel need to disassemble the lower die by means of external tools during replacement, and certain inconvenience exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a punching device is used in hinge processing to provide the condition that the fold appears easily around the hole that can come out to the surface impact of hinge plate through the huge impact force of drift in solving above-mentioned background art, thereby can influence the quality of casing drilling and can't be fast to lower mould quick replacement's problem.

The utility model provides a following technical scheme: a punching device for hinge processing comprises a workbench; the top of the workbench is provided with a support frame, the bottom of the support frame is provided with a punching mechanism, the bottom of the punching mechanism is provided with a buffer mechanism, the surface of the workbench is provided with an installation block, one side of the installation block is provided with a fixing mechanism, and the installation block is fixedly provided with a lower die body through the fixing mechanism;

the buffer mechanism comprises a shell, a cavity, a first spring, a support rod and a pressing plate, wherein the cavity is formed in the shell at equal intervals, the first spring is arranged in the cavity, the support rod is arranged at the bottom of the first spring, and the pressing plate is arranged at the bottom of the support rod;

the fixing mechanism comprises a fixing cavity, a fixture block and a second spring, the fixing cavity is arranged in the mounting groove, the fixture block is arranged in the fixing cavity, and the second spring is arranged on the surface of the fixture block.

Preferably, the punching mechanism comprises a hydraulic cylinder and a punch, and the bottom of the hydraulic cylinder is provided with the punch.

Preferably, the mounting groove has been seted up to the inside symmetry of installation piece, and one side of mounting groove is provided with fixed establishment, and the inside of mounting groove is provided with the lower mould body.

Preferably, the bottom symmetry of lower mould body is provided with the mounting panel, and the draw-in groove has been seted up to one side of mounting panel, and the surface of mounting panel is provided with the limiting plate, and the internally mounted of lower mould body has adsorption apparatus to construct.

Preferably, adsorption apparatus constructs including air vent, ventilate chamber and air cock, the surface at the lower mould body is seted up to the air vent equidistance, and the internally mounted of air vent has the chamber of ventilating, and the one side in chamber of ventilating is provided with the air cock.

Preferably, the outer part of the punch is provided with a shell, and the bottom of the punch is provided with a lower cutter hole at a position corresponding to the pressing plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an inboard at the support frame is provided with adjustment mechanism, the in-process that moves down at the drift, the bracing piece at clamp plate top can compress the inside first spring of cavity, and then the clamp plate can be along with the pneumatic cylinder drives moving down of drift and rise, in-process that the drift punches a hole to the flap, can the clamp plate punch a hole all around of position department to the flap surface and carry on spacingly, through the outside buffer gear of drift, can carry out the secondary spacing to the position of flap when the drift punches a hole to the flap surface, avoid the condition of fold to appear in the surface of flap, and then can guarantee the quality that the device punched a hole.

2. The utility model discloses a bottom at the mechanism of punching a hole is provided with buffer gear, the mounting panel of lower mould body bottom new is put into the inside to the inside mounting groove of installation piece, when the bottom of mounting panel can extrude the one end of fixture block, can take in the fixture block to the inside of fixed chamber, when the fixture block corresponds with the draw-in groove, the fixture block can be under the elastic force of second spring can with the one end card of fixture block go into to the inside draw-in groove of mounting panel in, can fix the surface at the installation piece on workstation surface with the lower mould body, through the fixed establishment of installation piece meeting inside setting, can personnel when changing the lower mould, need not with the help of external instrument, thereby can change the device fast, further improve personnel and use the convenience of this device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic side view of the cross-sectional structure of the present invention;

fig. 3 is a schematic top view of the present invention;

fig. 4 is an enlarged structural schematic diagram of a position a in fig. 1 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.

In the figure: 1. a work table; 2. a support frame; 3. mounting blocks; 301. mounting grooves; 4. a punching mechanism; 401. a hydraulic cylinder; 402. a punch; 5. a buffer mechanism; 501. a housing; 502. a cavity; 503. a first spring; 504. a support bar; 505. pressing a plate; 6. a lower cutter hole; 7. a fixing mechanism; 701. a fixed cavity; 702. a clamping block; 703. a second spring; 8. a lower die body; 801. mounting a plate; 802. a card slot; 9. an adsorption mechanism; 901. a vent hole; 902. a vent lumen; 903. an air tap; 10. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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.

The technical solution of the present invention will be further described in detail with reference to the drawings and specific embodiments.

The first embodiment is as follows:

the application provides a punching device for hinge processing, which comprises a workbench 1; the top of the workbench 1 is provided with a support frame 2, the bottom of the support frame 2 is provided with a punching mechanism 4, the bottom of the punching mechanism 4 is provided with a buffer mechanism 5, the surface of the workbench 1 is provided with an installation block 3, one side of the installation block 3 is provided with a fixing mechanism 7, and the installation block 3 is fixedly provided with a lower die body 8 through the fixing mechanism 7;

the buffer mechanism 5 comprises a shell 501, a cavity 502, a first spring 503, a supporting rod 504 and a pressing plate 505, the cavity 502 is arranged in the shell 501 at equal intervals, the first spring 503 is arranged in the cavity 502, the supporting rod 504 is arranged at the bottom of the first spring 503, the pressing plate 505 is arranged at the bottom of the supporting rod 504, the punching mechanism 4 comprises a hydraulic cylinder 401 and a punch 402, the punch 402 is arranged at the bottom of the hydraulic cylinder 401, the shell 501 is arranged outside the punch 402, and a lower cutter hole 6 is arranged at the position, corresponding to the pressing plate 505, of the bottom of the punch 402;

specifically, as shown in fig. 1, 2, 3, 4 and 5, when a person places a hinge plate to be punched on the surface of a lower die body 8, the position of the hinge plate is limited by a limiting plate 10, after the hinge plate is fixed on the lower die body 8 by an adsorption mechanism 9, the person opens a hydraulic cylinder 401 through an external controller, the hydraulic cylinder 401 drives a punch 402 to move down, the bottom of a pressing plate 505 contacts with the surface of the hinge plate in the process that the hydraulic cylinder 401 drives the punch 402 to move down, the punch 402 moves down through a lower knife hole 6 in the middle of the pressing plate 505 to punch the hinge plate, in the process that the punch 402 moves down, a supporting rod 504 at the top of the pressing plate 505 compresses a first spring 503 inside a cavity 502, and the pressing plate 505 rises along with the downward movement of the punch 402 driven by the hydraulic cylinder 401, in the process that the punch 402 punches the hinge plate, the periphery of the punching position on the surface of the hinge plate can be limited by the pressing plate 505, and the buffer mechanism 5 outside the punch 402 can ensure the quality of the secondary surface of the hinge plate.

Preferably, the mounting block 3 is symmetrically provided with mounting grooves 301 inside, one side of the mounting groove 301 is provided with a fixing mechanism 7, the mounting groove 301 is provided with a lower die body 8 inside, the adsorption mechanism 9 comprises vent holes 901, a vent cavity 902 and air nozzles 903, the vent holes 901 are formed on the surface of the lower die body 8 at equal intervals, the vent holes 901 are provided with the vent cavity 902 inside, and one side of the vent cavity 902 is provided with the air nozzles 903;

specifically, as shown in fig. 1, 2, and 3, when a person fixes the lower die body 8 in the mounting block 3, the lower die body 8 is fixed to the surface of the mounting block 3 by the fixing mechanism 7 outside the mounting groove 301, when the device processes the hinge plate, the person places the hinge plate on the surface of the lower die body 8, the position of the hinge plate can be limited by the adsorption mechanism 9, then the air nozzle 903 is connected to the air pump outside through the connecting pipe, the air inside the ventilation cavity 902 is sucked out by the air pump, so that the surface of the lower die body 8 is in a negative pressure state, the hinge plate can be fixed on the surface of the lower die body 8, and the punching mechanism 4 can punch a hole in the hinge plate placed on the surface of the lower die body 8.

The utility model discloses a different from the first embodiment, the utility model also provides a second embodiment, a lower mould for solving above-mentioned general punching device passes through the bolt and installs on the surface of processing platform, because the position of the nib of lower mould is fixed, cause the lower bolster can't satisfy not unidimensional flap and use, personnel need change the lower mould according to the position of punching at the flap, personnel need dismantle the lower mould with the help of external instrument when changing, and then there is certain inconvenient problem, this application discloses a punching device for hinge processing, fixed establishment 7 is including fixed chamber 701, fixture block 702, second spring 703, fixed chamber 701 sets up in the inside of mounting groove 301, fixed chamber 701 internally mounted has fixture block 702, fixture block 702's surface mounting has second spring 703, the bottom symmetry of lower mould body 8 is provided with mounting panel 801, one side of mounting panel 801 has seted up draw-in groove 802, the surface of mounting panel 801 is provided with limiting plate 10, the internally mounted of lower mould body 8 has adsorption apparatus 9;

specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, when a person needs to replace the lower die body 8, the person can pull the fixture block 702, so that the fixture block 702 is separated from the clamping groove 802 at the bottom of the lower die body 8, so that the mounting plate 801 at the bottom of the lower die body 8 is separated from the mounting groove 301, the lower die body 8 is taken out from the inside of the mounting groove 301, when the person replaces the lower die body 8, the mounting plate 801 at the bottom of the new lower die body 8 is placed into the inside of the mounting groove 301 in the mounting block 3, when the mounting plate 801 at the bottom of the lower die body 8 is clamped into the inside of the mounting groove 301, the bottom of the mounting plate 801 can extrude one end of the fixture block 702, the fixture block 702 can be taken into the inside of the fixing cavity 701, and then the second spring 703 on the surface of the fixture block 702 can be extruded, when the fixture block 702 corresponds to the clamping groove 802, the fixture block 702 can clamp one end of the fixture block 702 can be clamped into the inside of the clamping groove 802 under the elastic action force of the second spring 703, the surface of the mounting block 3 can be further, and the person can replace the fixing tool 7, thereby further improving the convenience of the use of the device.

The working principle is as follows: when a hinge plate needing to be punched is placed on the surface of a lower die body 8, the hinge plate is fixed on the lower die body 8 through an adsorption mechanism 9, a hydraulic cylinder 401 is opened through an external controller, a punch 402 is driven to move downwards through the hydraulic cylinder 401, the bottom of a pressure plate 505 is contacted with the surface of the hinge plate in the process that the punch 402 is driven to move downwards by the hydraulic cylinder 401, the punch 402 moves downwards through a lower knife hole 6 in the middle of the pressure plate 505 to punch the hinge plate, in the process that the punch 402 moves downwards, a support rod 504 at the top of the pressure plate 505 compresses a first spring 503 in a cavity 502, and the pressure plate 505 rises along with the downward movement of the punch 402 driven by the hydraulic cylinder 401, so that the pressure plate 505 can limit the periphery of the position where the surface of the hinge plate is punched, when the lower die body 8 needs to be replaced, pulling fixture block 702, make fixture block 702 and the separation of draw-in groove 802 of lower mould body 8 bottom, make mounting panel 801 and the mounting groove 301 separation of lower mould body 8 bottom, take out lower mould body 8 by mounting groove 301 is inside, put into the inside to the inside mounting groove 301 of mounting block 3 with the mounting panel 801 of new lower mould body 8 bottom, when the one end of fixture block 702 can be extruded to the bottom of mounting panel 801, can take in fixture block 702 to the inside of fixed chamber 701, and then can the second spring 703 on fixture block 702 surface, when fixture block 702 corresponds with draw-in groove 802, fixture block 702 can be gone into the one end card of fixture block 702 to the inside draw-in groove 802 of mounting panel 801 in the elastic force of second spring 703 in, can fix lower mould body 8 on the surface of mounting block 3 on workstation 1.

Finally, it is to be noted that: although the present invention has been described in detail with reference to the embodiments, those skilled in the art will understand that the technical solutions of the present invention can be modified and replaced with other solutions without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A punching device for hinge processing comprises a workbench (1); the method is characterized in that: the top of the workbench (1) is provided with a support frame (2), the bottom of the support frame (2) is provided with a punching mechanism (4), the bottom of the punching mechanism (4) is provided with a buffer mechanism (5), the surface of the workbench (1) is provided with an installation block (3), one side of the installation block (3) is provided with a fixing mechanism (7), and the installation block (3) is fixedly provided with a lower die body (8) through the fixing mechanism (7);

the buffer mechanism (5) comprises a shell (501), a cavity (502), a first spring (503), a supporting rod (504) and a pressing plate (505), wherein the cavity (502) is formed in the shell (501) at equal intervals, the first spring (503) is arranged in the cavity (502), the supporting rod (504) is arranged at the bottom of the first spring (503), and the pressing plate (505) is arranged at the bottom of the supporting rod (504);

the fixing mechanism (7) comprises a fixing cavity (701), a clamping block (702) and a second spring (703), the fixing cavity (701) is arranged in the mounting groove (301), the clamping block (702) is arranged in the fixing cavity (701), and the second spring (703) is arranged on the surface of the clamping block (702).

2. The punching apparatus for hinge processing according to claim 1, wherein: the punching mechanism (4) comprises a hydraulic cylinder (401) and a punch (402), and the punch (402) is arranged at the bottom of the hydraulic cylinder (401).

3. The punching apparatus for hinge processing according to claim 1, wherein: mounting groove (301) have been seted up to the inside symmetry of installation piece (3), and one side of mounting groove (301) is provided with fixed establishment (7), and the inside of mounting groove (301) is provided with lower mould body (8).

4. The punching apparatus for hinge processing according to claim 3, wherein: the bottom symmetry of lower mould body (8) is provided with mounting panel (801), and draw-in groove (802) have been seted up to one side of mounting panel (801), and the surface of mounting panel (801) is provided with limiting plate (10), and the internally mounted of lower mould body (8) has adsorption apparatus to construct (9).

5. The punching apparatus for hinge processing according to claim 4, wherein: the adsorption mechanism (9) comprises vent holes (901), vent cavities (902) and air nozzles (903), the vent holes (901) are arranged on the surface of the lower die body (8) at equal intervals, the vent cavities (902) are arranged inside the vent holes (901), and the air nozzles (903) are arranged on one side of the vent cavities (902).

6. The punching apparatus for hinge processing according to claim 2, wherein: the outer part of the punch (402) is provided with a shell (501), and the bottom of the punch (402) is provided with a lower cutter hole (6) at a position corresponding to the pressure plate (505).