CN115121832A

CN115121832A - Punching device

Info

Publication number: CN115121832A
Application number: CN202210967610.3A
Authority: CN
Inventors: 杨瑛
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-09-30

Abstract

The application discloses perforating device belongs to the device technical field that punches. The utility model provides a perforating device, including intermittent type continuous mechanism, intermittent type continuous mechanism includes the lower sword drive, the lower sword drive can drive the overhead drill bit decline of one of them cutter and punch, intermittent type continuous mechanism is still including the drive that resets, the drive that resets can drive the overhead drill bit of cutter and reset, drive two cutter heads through intermittent type continuous mechanism and carry out indirect punching to the work piece, realized that the work piece once can realize the setting in two same interval holes after fixed, to the work piece that needs correspond the hole and fix, avoided the condition that has the deviation, the installation of later stage has been guaranteed to be fixed.

Description

Punching device

Technical Field

The application relates to the technical field of punching of devices, in particular to a punching device.

Background

When mounting holes are drilled in a workpiece, the mounting holes are often arranged in two rows, and the distance between the two rows of mounting holes needs to be controlled so as not to influence the subsequent mounting process. The existing punching device generally performs positioning punching on a first punching point in the punching process, and then performs positioning punching on a second punching point by moving a workpiece or a punching drill. For example, patent document CN216656402U discloses a mounting hole punching device for machining, which is mainly used to place a workpiece to be punched on a placing plate, and then a position controller for punching according to the need controls the operation of a first motor and a second motor, thereby adjusting the punching position.

The device has set up a drill bit and has punched, all needs the relocation fixed at every turn, seeks the position in second hole, leads to two pitch-row of device and the hole of equipment to there is the error to influence later stage use or installation. In view of this, we propose a punching apparatus.

Disclosure of Invention

1. Technical problem to be solved

An object of the present application is to provide a punching apparatus to solve the problems proposed in the above background art.

2. Technical scheme

A punching device comprises an installation workbench;

the head box is fixedly arranged at one end of the mounting workbench;

the cutter heads are arranged on the outer side of the machine head box, and two groups of cutter heads are arranged;

the punching drill bit is clamped inside the cutter head;

the intermittent continuous mechanism comprises a lower cutter drive, and the lower cutter drive can drive a punching drill bit on one of the cutter heads to descend for punching;

the intermittent continuous mechanism further comprises a reset drive, and the reset drive can drive the punching drill bit on the cutter head to reset.

As an alternative scheme of the technical scheme of the application, a plurality of installation limiting grooves are formed in the surface of the installation workbench.

As an alternative of the technical solution of the present document, the reset driver includes a reset rod, and the reset rod is slidably disposed inside the handpiece tank;

a baffle is fixedly arranged at the outer end of the reset rod, a reset spring is sleeved on the outer wall of the reset rod, one end of the reset spring is in press fit with the outer wall of the baffle, and the other end of the reset spring is in press fit with the inner wall of the headstock;

one end of the reset rod penetrates through the inner wall of the machine head box, extends to the outside and is fixedly connected with the cutter head.

As an alternative to the solution according to the present document, the reset lever is arranged in a square configuration.

As an alternative of the technical scheme of the application, the lower cutter drive comprises a drive block, a drive groove is formed in the outer wall of the drive block, a guide block is arranged in the drive groove in a sliding manner, and a control rod is rotatably arranged at one end of the guide block;

a crank is arranged on the outer side of the nose box, and one end of the crank is fixedly connected with the driving block;

the lower cutter driving device further comprises a limiting block arranged on the inner side of the nose box in a sliding mode, the limiting block is connected with the control rod in a sliding mode, and a limiting plate is arranged at the outer end of the control rod.

As an alternative of the technical solution of the present document, the driving block includes a smooth section and a lower cutter section, and when the guiding block is located in the driving slot where the smooth section is located, the drill bit is disengaged from the workpiece to be punched; when the guide block is positioned in the driving groove where the lower cutter section is positioned, the punching drill bit gradually contacts the workpiece and punches the workpiece;

the two sides of the driving groove are in two incomplete elliptical structure arrangement and are communicated with the two incomplete elliptical grooves through two crossed grooves.

As an alternative of this technical scheme, the control lever outer wall cover is equipped with the promotion spring, promote spring one end with restriction piece outer wall pressfitting, promote the spring other end with the restriction plate outer wall pressfitting.

As an alternative scheme of the technical scheme of the application, the cutter head comprises a cutter head handle, a connecting column is fixedly arranged at the outer end of the cutter head handle, a threaded column is fixedly arranged at the outer end of the connecting column, and a clamping cylinder is in threaded connection with the outer side of the threaded column;

a plane column is fixedly arranged at the outer end of the threaded column, a plurality of clamping blocks are arranged on the outer side of the plane column, and adjacent clamping blocks are fixedly connected through springs;

a plurality of said gripping blocks capable of gripping said drill bit;

the tool bit handle is coaxially connected with a motor, and the motor is fixedly connected with a reset rod.

As an alternative of the technical scheme of the application document, the outer end of the clamping cylinder is arranged in a conical structure, and the outer wall of the clamping block is arranged in a conical structure.

As an alternative of this file technical scheme, grip block inner is the blade setting, a plurality of draw-in grooves have been seted up to drill bit one end outer wall, the draw-in groove is pegged graft with the blade of grip block.

3. Advantageous effects

Compare in prior art, the advantage of this application lies in:

(1) this application drives two cutter heads through intermittent type continuous mechanism and carries out indirect punching to the work piece, has realized that the work piece once can realize the setting in two same interval holes after fixed, to the work piece that needs correspond the hole and fix, has avoided the condition that has the deviation, has guaranteed that the installation in later stage is fixed.

(2) This application is through lower sword driven setting, makes its continuous rotation through the drive block can realize twice the action of punching, and the convenience of operation ten minutes, simultaneously, realizes the decline of drill bit through the rotation of drive block, and the rotation of drive block can conveniently control the falling speed, has guaranteed that the speed of punching can not be too fast and the condition that broken hole or hole size are too big appears, has improved the qualification rate of punching, has guaranteed the qualification rate of work piece.

(3) This application through the driven setting that resets, when one of them cutter head was out of work, can be automatic promote to reset, awaits the beginning of next work, and reset spring's setting wherein has further restricted the speed of lower sword and can not be too fast simultaneously, has improved the quality of punching.

(4) The technical scheme that this application recorded can guarantee the interval between two rows of holes at the in-process that carries out double punching, and simultaneously, this perforating device is applicable to the single row equally and punches, when the single row punches, only need start one of them motor, through the turned angle of crank control drive block can, need not to adjust the device, improved the suitability of device.

Drawings

FIG. 1 is a schematic view of the overall structure of the punching device disclosed in a preferred embodiment of the present application;

FIG. 2 is a sectional view showing the overall structure of the punching apparatus disclosed in a preferred embodiment of the present application;

FIG. 3 is an exploded view of a lower blade driving structure of the punching device disclosed in a preferred embodiment of the present application;

FIG. 4 is an expanded view of a tool head structure of the punching device disclosed in a preferred embodiment of the present application;

FIG. 5 is a disassembled view of the clamping block and the inner structure of the punching device disclosed in a preferred embodiment of the present application;

the reference numbers in the figures illustrate: 1. installing a workbench; 2. a head box; 3. a cutter head; 4. a drill bit; 5. an intermittent continuous mechanism; 6. driving a lower cutter; 7. resetting and driving; 8. installing a limiting groove; 9. a reset lever; 10. a baffle plate; 11. a return spring; 12. a drive block; 13. a drive slot; 14. a guide block; 15. a control lever; 16. a limiting block; 17. a crank; 18. a limiting plate; 19. a push spring; 20. a tool bit handle; 21. connecting columns; 22. a threaded post; 23. a clamping cylinder; 24. a planar post; 25. a clamping block; 26. a spring; 27. a clamping groove.

Detailed Description

Referring to fig. 1-5, the present application provides a technical solution:

a punching device comprises an installation workbench 1;

the machine head box 2 is fixedly arranged at one end of the installation workbench 1;

the cutter heads 3 are arranged on the outer side of the machine head box 2, and two groups of cutter heads 3 are arranged;

the punching drill bit 4 is clamped in the cutter head 3;

the intermittent continuous mechanism 5 comprises a lower cutter drive 6, and the lower cutter drive 6 can drive the punching drill bit 4 on one of the cutter heads 3 to descend for punching;

the intermittent continuous mechanism 5 further comprises a reset drive 7, and the reset drive 7 can drive the punching drill bit 4 on the cutter head 3 to reset.

In this kind of technical scheme, drive two cutter heads 3 through intermittent type continuous mechanism 5 and carry out intermittent type to the work piece and punch, realized that the work piece once fixes the back and can realize the setting in two same interval holes, to the work piece that needs correspond the hole and fix, avoided the condition that has the deviation, guaranteed that the installation in later stage is fixed.

Specifically, the surface of the mounting workbench 1 is provided with a plurality of mounting limit grooves 8.

In the technical scheme, the arrangement of the installation limiting groove 8 enables the installation and fixation of the workpiece to be realized through the existing standard type pressing block, and sufficient preparation is made for punching stability.

Further, the reset drive 7 comprises a reset rod 9, and the reset rod 9 is slidably arranged inside the headstock 2; a baffle plate 10 is fixedly arranged at the outer end of the reset rod 9, a reset spring 11 is sleeved on the outer wall of the reset rod 9, one end of the reset spring 11 is also pressed with the outer wall of the baffle plate 10, and the other end of the reset spring 11 is pressed with the inner wall of the headstock 2;

one end of the reset rod 9 passes through the inner wall of the machine head box 2 to extend to the outside and is fixedly connected with the cutter head 3.

In this kind of technical scheme, through the setting of drive 9 that resets, when one of them cutter head 3 was out of work, can be automatic promote to reset, wait for the beginning of next work, the setting of reset spring 11 wherein has further restricted the speed of lower sword and can not be too fast simultaneously, has improved the quality of punching.

Still further, the reset lever 9 is arranged in a square structure.

In the technical scheme, the condition that the rotating speed of the cutter head 3 cannot be controlled due to the vibration of the reset rod 9 when the cutter head 3 works is avoided, the cutter feeding speed is ensured, and the phenomenon of cutter jumping cannot occur.

Furthermore, the lower cutter driving device 6 comprises a driving block 12, a driving groove 13 is formed in the outer wall of the driving block 12, a guide block 14 is arranged in the driving groove 13 in a sliding mode, and a control rod 15 is rotatably arranged at one end of the guide block 14;

a crank 17 is arranged on the outer side of the handpiece box 2, and one end of the crank 17 is fixedly connected with the driving block 12;

the lower cutter driving device 6 further comprises a limiting block 16 arranged on the inner side of the nose box 2 in a sliding mode, the limiting block 16 is connected with the control rod 15 in a sliding mode, and a limiting plate 18 is arranged at the outer end of the control rod 15.

In this kind of technical scheme, through the setting of lower sword drive 6, make it can realize twice through the continuous rotation of drive block 12 and punch the action, the convenience that the operation is very convenient, simultaneously, the decline of drill bit 4 is realized through the rotation of drive block 12, the rotation of drive block 12 can conveniently control the falling speed, has guaranteed that the speed of punching can not be too fast and the condition that broken hole or hole size are too big appears, has improved the qualification rate of punching, has guaranteed the qualification rate of work piece.

It is worth to say that the driving block 12 comprises a smooth section and a lower cutter section, and when the guide block is located in the driving groove where the smooth section is located, the punching drill bit is separated from the workpiece to be punched; when the guide block is positioned in the driving groove where the lower cutter section is positioned, the punching drill bit gradually contacts the workpiece and punches the workpiece; two sides of the driving groove 13 are arranged in two incomplete elliptical structures and are communicated with the two incomplete elliptical grooves through two crossed grooves.

In the technical scheme, a distance is reserved for the lower cutter to contact with a workpiece, and the driving groove 13 is arranged, so that the guide of the guide block 14 is realized, the control rod 15 can be moved and transposed, and the smooth operation of twice punching is ensured.

It should be noted that the outer wall of the control rod 15 is sleeved with a push spring 19, one end of the push spring 19 is pressed against the outer wall of the limiting block 16, and the other end of the push spring 19 is pressed against the outer wall of the limiting plate 18.

In this technical scheme, the arrangement of the pushing spring 19 enables the guide block 14 to be always attached to the driving groove 13, so that the whole working process can be continuously carried out.

In addition, the cutter head 3 comprises a cutter head handle 20, the outer end of the cutter head handle 20 is fixedly provided with a connecting column 21, the outer end of the connecting column 21 is fixedly provided with a threaded column 22, and the outer side of the threaded column 22 is in threaded connection with a clamping cylinder 23;

a plane column 24 is fixedly arranged at the outer end of the threaded column 22, a plurality of clamping blocks 25 are arranged on the outer side of the plane column 24, and adjacent clamping blocks 25 are fixedly connected through springs 26;

the plurality of holding blocks 25 are sandwiched with the drill bit 4,

the cutter head handle 20 is coaxially connected with a motor, and the motor is fixedly connected with the reset rod 9.

In the technical scheme, the drilling bit 4 can be conveniently replaced by rotating the clamping barrel 23, and the cutter abrasion degree is ensured to be in a proper range.

Besides, the outer end of the clamping cylinder 23 is arranged in a conical structure, and the outer wall of the clamping block 25 is arranged in a cylindrical structure.

In this embodiment, the clamping block 25 slides along the inner wall of the clamping cylinder 23, so that the clamping is performed while the clamping block 25 does not fall off in a loose state.

In addition, grip block 25 the inner is the blade setting, and a plurality of draw-in grooves 27 have been seted up to 4 one end outer walls of hole drill, and draw-in groove 27 is pegged graft with grip block 25's blade.

In this kind of technical scheme, through the setting of draw-in groove 27 and blade, cutter straightness that hangs down when having guaranteed the centre gripping on the one hand, on the other hand has improved the effect of centre gripping, has guaranteed that drill bit 4 can not rotate because of the friction that punches.

When the punching device is needed, firstly, a workpiece is placed on the upper side of the installation workbench 1, one side of the workpiece is abutted by a plane plate, and after the verticality is guaranteed, the workpiece is placed into the installation limiting groove 8 through the trapezoidal fixture to be clamped and fixed. Subsequently, a suitable drill 4 is placed between the plurality of gripping blocks 25 in the gripping cylinder 23, rotating the gripping cylinder 23; since the holding cylinder 23 is screwed with the screw post 22, the holding cylinder 23 is lifted during the rotation. The height of the plane column 24 is fixed, so that in the process of lifting the clamping cylinder 23, one end of the clamping block 25 close to the conical opening of the clamping cylinder 23 can be retracted under the extrusion of the clamping cylinder 23, and as the clamping block 25 is connected into a whole by the spring 26, a plurality of clamping blocks 25 simultaneously move inwards until the cutting edge of the clamping block 25 is inserted into the clamping groove 27 on the perforating drill 4, and then the clamping cylinder 23 continues to rotate until the clamping cylinder is locked; at the moment, the controller drives the output shaft of the motor at the lower end of the reset rod 9 to rotate, and the rotation of the output shaft of the motor drives the tool bit handle 20 to rotate, so that the punching drill bit 4 rotates;

when the perforating drill bits 4 on the two cutter heads 3 start to rotate, the crank 17 is rotated to drive the driving block 12 to rotate, and the guide block 14 rotatably arranged on the control rod 15 is always attached to the inner wall of the driving groove 13 under the action of the pushing spring 19; when the guide block 14 slowly slides into the driving groove 13 in the lower cutter section, the control rod 15 descends to push the reset rod 9 to descend, at the moment, the punching drill bit 4 on the cutter head 3 is in contact punching with a workpiece, the crank 17 is continuously rotated after the punching drill bit is finished, at the moment, the guide block 14 can slide into the elliptical groove of the driving groove 13 on the other side through the cross groove, the guide block 14 can move along the track due to the rotation setting and the triangular setting of the guide block 14, the cutter head 3 which is finished in the previous work can be highly reset through the setting of the reset spring 11, at the moment, the control rod 15 moves and the limiting block 16 moves to the upper end of the other reset rod 9, and the reset rod 9 is pressed down to punch a second hole.

Claims

1. A perforating device is characterized in that: comprises the following steps:

installing a workbench;

the head box is fixedly arranged at one end of the mounting workbench;

the perforating drill bit is clamped inside the cutter head;

2. The punch device of claim 1, wherein: a plurality of installation limiting grooves are formed in the surface of the installation workbench.

3. The punch device of claim 1, wherein:

the reset drive comprises a reset rod, and the reset rod is arranged in the handpiece box in a sliding manner;

4. The punch device of claim 3, wherein: the reset rod is arranged in a square structure.

5. The punch device of claim 1, wherein: the lower cutter drive comprises a drive block, a drive groove is formed in the outer wall of the drive block, a guide block is arranged in the drive groove in a sliding mode, and a control rod is rotatably arranged at one end of the guide block;

6. The punch device of claim 5, wherein: the driving block comprises a smooth section and a lower cutter section, and when the guide block is positioned in the driving groove where the smooth section is positioned, the punching drill bit is separated from a workpiece to be punched; when the guide block is positioned in the driving groove where the lower cutter section is positioned, the punching drill bit gradually contacts the workpiece and punches the workpiece;

7. The punch device of claim 5, wherein: the outer wall of the control rod is sleeved with a pushing spring, one end of the pushing spring is in press fit with the outer wall of the limiting block, and the other end of the pushing spring is in press fit with the outer wall of the limiting plate.

8. The punch device of claim 1, wherein: the cutter head comprises a cutter head handle, a connecting column is fixedly arranged at the outer end of the cutter head handle, a threaded column is fixedly arranged at the outer end of the connecting column, and a clamping cylinder is in threaded connection with the outer side of the threaded column;

a plurality of said gripping blocks capable of gripping said drill bit;

9. The punch device of claim 8, wherein: the outer end of the clamping cylinder is of a conical structure, and the outer wall of the clamping block is of a conical structure.

10. The punch device of claim 8, wherein: the inner of grip block is the blade setting, a plurality of draw-in grooves have been seted up to drill bit one end outer wall, the draw-in groove is pegged graft with the blade of grip block.