CN212350113U

CN212350113U - Hole flanging punch for stamping die

Info

Publication number: CN212350113U
Application number: CN202020513629.7U
Authority: CN
Inventors: 不公告发明人
Original assignee: Suzhou Qinzhan Intelligent Technology Co ltd
Current assignee: Suzhou Qinzhan Intelligent Technology Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2021-01-15
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses a hole flanging drift for stamping die relates to stamping die technical field, which comprises a fixed base, the bottom of fixing base is equipped with the column spinner, the through-hole has been seted up to the inside of column spinner, swing joint has the drift in the through-hole, the spout has been seted up to inside one side of through-hole, the inside one end sliding connection of spout has the slider, the one end and the drift fixed connection of slider, one side fixedly connected with return spring of slider, return spring keeps away from the one end and the spout fixed connection of slider, the mounting hole has been seted up to bottom one side of fixing base. This punching head for stamping die is convenient for change the drift of different models, has not only made things convenient for the change of drift, has improved work efficiency, can carry out the hole flanging to not unidimensional hole moreover, has improved the process range of device, sets up through the cooperation between spout, slider and the return spring, for the drift provides the resilience force, is convenient for withdraw the drift, has improved the practicality of device.

Description

Hole flanging punch for stamping die

Technical Field

The utility model relates to a stamping die technical field specifically is a hole flanging drift for stamping die.

Background

The hole flanging, which is used for flanging the hole edge into a vertical edge, is different from the punching, the punching is a punching process for separating the waste from the material or the process piece along a closed contour, a required hole is obtained on the material or the process piece, the hole flanging is a punching process for flanging the material into a side vertical flange along the periphery of an inner hole, and a punch, a metal part on a punching die in a mechanical tool, which is also called a punching rod, a punching needle or a punch, is arranged on the punching die for continuous punching, punching and breaking operation, so that the processed material is separated or plastically deformed, thereby obtaining a required finished product or semi-finished product, and the punch is also called a male die, an upper die, a male die, a punching needle and the like.

At present, the inconvenient drift of changing of current hole flanging drift not only makes the operation waste time and energy, influences work efficiency, is difficult to change the hole flanging drift of different models moreover, is difficult to carry out the hole flanging to the hole of equidimension not and processes, and the process range is little, is unfavorable for using widely.

Therefore, it is necessary to provide a piercing punch for a press die to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a hole flanging drift for stamping die to the current hole flanging drift that proposes in solving above-mentioned background art is inconvenient to be changed the drift, makes the operation waste time and energy, is difficult to change the hole flanging drift of different models, is difficult to carry out the problem of hole flanging processing to the hole of equidimension not.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a hole flanging punch for a stamping die comprises a fixed seat, wherein a rotary column is arranged at the bottom end of the fixed seat, a through hole is formed in the rotary column, a punch is movably connected in the through hole, a sliding groove is formed in one side inside the through hole, a sliding block is slidably connected to one end inside the sliding groove, one end of the sliding block is fixedly connected with the punch, a return spring is fixedly connected to one side of the sliding block, one end, away from the sliding block, of the return spring is fixedly connected with the sliding groove, a mounting hole is formed in one side of the bottom end of the fixed seat, a hydraulic cylinder is fixedly connected to the inside of the mounting hole, a push block is fixedly connected to a piston rod at the bottom end of the hydraulic cylinder, a mounting groove is formed in the middle of the bottom end of the fixed seat, a rotating shaft is movably connected to, the top end of the rotating shaft is fixedly connected with a speed change gear, one side of the speed change gear is provided with a stepping motor, and an output shaft of the stepping motor is fixedly connected with a transmission gear.

Preferably, the top ends of the two sides of the fixing seat are fixedly connected with fixing pieces, and the middle of each fixing piece is provided with a connecting hole.

Preferably, the stepping motor is fixedly connected with the mounting groove, and the transmission gear is meshed with the speed change gear.

Preferably, the rotating shaft is rotatably connected with the mounting groove through a bearing.

Preferably, the bottom edge of fixing base has seted up the spacing groove, the inside swing joint of spacing groove has the stopper, the bottom and the column spinner fixed connection of stopper, the spacing groove is the annular.

Preferably, the number of the through holes and the number of the punches are multiple, and the through holes and the punches are distributed in an annular array.

Preferably, the through hole corresponds to a mounting hole, and the diameter of the mounting hole is smaller than that of the through hole.

(III) advantageous effects

Compared with the prior art, the utility model provides a hole flanging drift for stamping die possesses following beneficial effect:

1. this hole flanging drift for stamping die through setting up fixing base and column spinner to and under the mating reaction of pivot, change gear, step motor and a plurality of drift, be convenient for change the drift of different models, not only made things convenient for the change of hole flanging drift, improved work efficiency, can carry out hole flanging to the hole of equidimension not in addition, improved the application range of device.

2. This hole flanging drift for stamping die sets up through the cooperation between spout, slider and the return spring, for the drift provides the resilience force, is convenient for withdraw the drift, has improved the practicality of device.

Drawings

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a bottom schematic view of the rotating column structure of the present invention;

fig. 3 is a schematic sectional view of the structure of the present invention.

In the figure: 1. a fixed seat; 2. a spin column; 3. a fixing member; 4. connecting holes; 5. a through hole; 6. a punch; 7. a chute; 8. a slider; 9. a return spring; 10. mounting holes; 11. a hydraulic cylinder; 12. a push block; 13. mounting grooves; 14. a rotating shaft; 15. a speed change gear; 16. a stepping motor; 17. a transmission gear; 18. a bearing; 19. a limiting groove; 20. and a limiting block.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "axial", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, a hole flanging punch for a stamping die comprises a fixed base 1, fixed members 3 are fixedly connected to the top ends of both sides of the fixed base 1, a connecting hole 4 is formed in the middle of each fixed member 3, a rotary column 2 is arranged at the bottom end of the fixed base 1, a through hole 5 is formed in the rotary column 2, a punch 6 is movably connected in the through hole 5, a chute 7 is formed in one side of the inside of the through hole 5, a slider 8 is slidably connected to one end of the inside of the chute 7, one end of the slider 8 is fixedly connected to the punch 6, a return spring 9 is fixedly connected to one side of the slider 8, one end of the return spring 9, which is far away from the slider 8, is fixedly connected to the chute 7, the return spring 8 is matched with the return spring 9 to provide a return force for the punch 6, the punch 6 can be conveniently withdrawn, the practicability of, the inside swing joint of mounting groove 13 has a pivot 14, the bottom of pivot 14 stretches out mounting groove 13 and is fixedly connected with the top middle part of column spinner 2, the top of pivot 14 is fixedly connected with change gear 15, one side of change gear 15 is equipped with step motor 16, fixedly connected with transmission gear 17 on the output shaft of step motor 16, step motor 16 is fixedly connected with mounting groove 13, transmission gear 17 is connected with change gear 15 meshing, pivot 14 is connected with mounting groove 13 through bearing 18 rotation, mounting hole 10 is opened on one side of the bottom of fixing base 1, the inside of mounting hole 10 is fixedly connected with pneumatic cylinder 11, fixedly connected with ejector pad 12 on the piston rod of the pneumatic cylinder 11 bottom, there are a plurality of through-holes 5 and punches 6, a plurality of through-holes 5 and punches 6 are distributed in annular array, the diameters of a plurality of through-holes 5 and punches 6 are different, through-holes 5 correspond to mounting hole 10, the diameter of mounting hole 10 is less than the diameter of the minimum through-hole 5 of diameter in a plurality of through-holes 5, through setting up fixing base 1 and column spinner 2, and pivot 14, change gear 15, under the mating reaction of step motor 16 and a plurality of drift 6, be convenient for change the drift 6 of different models, not only made things convenient for the change of drift 6, the work efficiency is improved, and can carry out hole flanging to not unidimensional hole, the machining range of device has been improved, spacing groove 19 has been seted up to the bottom edge of fixing base 1, the inside swing joint of spacing groove 19 has stopper 20, stopper 20's bottom and 2 fixed connection of column spinner, spacing groove 19 is the annular, through setting up spacing groove 19 and stopper 20, the rotary motion for column 2 provides movable track, the stability of device has been guaranteed.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

The working principle is as follows: when the device is used, the stepping motor 16 is started, the stepping motor 16 drives the speed change gear 15 to rotate through the transmission gear 17, the speed change gear 15 drives the rotary column 2 to rotate through the rotating shaft 14, the rotary column 2 corresponds to the through hole 5 and the mounting hole 10, the push block 12 corresponds to the punch 6, then the adjusting device enables the rotary column 2 to be attached to a workpiece, the through hole 5 corresponds to a hole to be processed, then the hydraulic cylinder 11 is started, the hydraulic cylinder 11 drives the push block 12 to move downwards, the push block 12 pushes the punch 6 out of the through hole 5, hole flanging processing is further carried out on the hole to be processed, wherein the punch 6 drives the slide block 8 to move in the sliding groove 7 when moving downwards, the slide block 8 extrudes the return spring 9 and then retracts the push block 12, at the time, the slide block 8 drives the punch 6 to move upwards under the elastic force of the return spring 9, the punch 6 is retracted into the through hole 5, when holes of, the stepping motor 16 is started to correspond the corresponding punch 6 to the push block 12.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hole flanging drift for stamping die, includes fixing base (1), its characterized in that: the bottom end of the fixing seat (1) is provided with a rotary column (2), a through hole (5) is formed in the rotary column (2), a punch (6) is movably connected in the through hole (5), a sliding groove (7) is formed in one side of the inside of the through hole (5), a sliding block (8) is slidably connected to one end of the inside of the sliding groove (7), one end of the sliding block (8) is fixedly connected with the punch (6), one side of the sliding block (8) is fixedly connected with a return spring (9), one end, far away from the sliding block (8), of the return spring (9) is fixedly connected with the sliding groove (7), one side of the bottom end of the fixing seat (1) is provided with a mounting hole (10), a hydraulic cylinder (11) is fixedly connected to the inside of the mounting hole (10), a push block (12) is fixedly connected to a piston rod at the bottom end of the hydraulic cylinder (11), a mounting, the utility model discloses a rotary column, including mounting groove (13), the inside swing joint of mounting groove (13) has pivot (14), the bottom of pivot (14) stretch out mounting groove (13) and with the top middle part fixed connection of column spinner (2), the top fixedly connected with change gear (15) of pivot (14), one side of change gear (15) is equipped with step motor (16), fixedly connected with transmission gear (17) on the output shaft of step motor (16).

2. The burring punch for a press die of claim 1, wherein: the fixing seat is characterized in that fixing pieces (3) are fixedly connected to the top ends of the two sides of the fixing seat (1), and connecting holes (4) are formed in the middle of the fixing pieces (3).

3. The burring punch for a press die of claim 1, wherein: the stepping motor (16) is fixedly connected with the mounting groove (13), and the transmission gear (17) is meshed with the speed change gear (15).

4. The burring punch for a press die of claim 1, wherein: the rotating shaft (14) is rotatably connected with the mounting groove (13) through a bearing (18).

5. The burring punch for a press die of claim 1, wherein: spacing groove (19) have been seted up to the bottom edge of fixing base (1), the inside swing joint of spacing groove (19) has stopper (20), the bottom and column spinner (2) fixed connection of stopper (20), spacing groove (19) are the annular.

6. The burring punch for a press die of claim 1, wherein: the through holes (5) and the punches (6) are multiple, and the through holes (5) and the punches (6) are distributed in an annular array.

7. The burring punch for a press die of claim 1, wherein: the through hole (5) corresponds to the mounting hole (10), and the diameter of the mounting hole (10) is smaller than that of the through hole (5).