CN217070392U

CN217070392U - Punching die convenient to drawing of patterns

Info

Publication number: CN217070392U
Application number: CN202220320422.7U
Authority: CN
Inventors: 李安章
Original assignee: Jinan Desente Cnc Machinery Co ltd
Current assignee: Jinan Desente Cnc Machinery Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-07-29
Anticipated expiration: 2032-02-17

Abstract

The utility model discloses a cut-out press convenient to drawing of patterns relates to cut-out press technical field, comprises a workbench, the internal surface lower extreme of workstation is provided with the buffer that can cushion the workstation, the upper surface of workstation is provided with fixing device, the internal surface upper end of workstation is rotated and is connected with the threaded rod. This cut-out press convenient to drawing of patterns is provided with buffer, when needs punch a hole the operation to the work piece, the punching head of top can form certain impact to the workstation of below, elasticity telescopic link can be preferred to shrink this moment, and carry out preliminary buffering to the workstation by self elasticity, can drive connecting block extrusion connecting rod when elasticity telescopic link contracts simultaneously, the connecting rod can drive the slider and move to the center department of slide bar this moment, thereby make the slider extrusion buffer spring of both sides, thereby for the workstation provides the second grade buffering, and then reduce the workstation and produce the possibility of damaging when receiving the impact.

Description

Punching die convenient to drawing of patterns

Technical Field

The utility model relates to a cut-out press technical field specifically is a cut-out press convenient to drawing of patterns.

Background

The traditional punching method is to use a stamping die to process a through hole on a flat plate, and can be divided into steel die punching and rubber die punching according to the process, wherein the steel die punching process is to use a convex die and a concave die made of tool steel to punch a pipe, and the rubber die punching process is to use the deformability and the difficult-to-flow polymerizability of rubber and place the rubber inside the pipe as an elastic convex die to replace a steel convex die, so as to punch a pipe wall.

Through retrieval, chinese patent with publication number CN212634014U discloses a punching die convenient for demoulding, and the device is convenient for demoulding by arranging a limit fixing groove, a rotating motor, a connecting plate, a buffer spring and a collecting box, and is beneficial to slowing down the impact force, reducing the damage to parts, being beneficial to collecting crushed aggregates and keeping the cleanliness of the ground.

The above device has the following disadvantages: the device reduces damage to punching parts through the buffering of the buffering spring to the punching needle, but in actual use, the workpiece can generate large impact force to a workbench area when punching, and can cause large damage to the workbench for a long time, so that the flatness of the workbench is influenced, and the punching quality of the workpiece is further influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a cut-out press convenient to drawing of patterns has solved the problem that above-mentioned background art mentioned.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a cut-out press convenient to drawing of patterns, includes the workstation, the internal surface lower extreme of workstation is provided with the buffer that can cushion the workstation, the upper surface of workstation is provided with fixing device, the internal surface upper end of workstation is rotated and is connected with the threaded rod, the rotatory handle of one end fixedly connected with of workstation is kept away from to the threaded rod.

Preferably, the upper surface of the workbench is fixedly connected with a support frame, the upper surface of the support frame is connected with a motor in a sliding mode, and an output shaft of the motor is fixedly connected with a punching head.

Preferably, the lower surface of the workbench is fixedly connected with an elastic telescopic rod, and the outer surface of the threaded rod is in threaded connection with a stop block.

Preferably, the buffer device comprises a sliding rod, a sliding block is connected to the outer surface of the sliding rod in a sliding mode, and a buffer spring is fixedly connected to the right surface of the sliding block.

Preferably, the back of slider articulates there is the connecting rod, the one end that the slider was kept away from to the connecting rod articulates there is the connecting block, the left surface fixed connection of connecting block has the elastic telescopic link.

Preferably, the fixing device comprises a nut block, the inner surface of the nut block is in threaded connection with an extrusion block, and the lower surface of the nut block is fixedly connected with a workbench.

(III) advantageous effects

The utility model provides a cut-out press convenient to drawing of patterns. The method has the following beneficial effects:

(1) this cut-out press convenient to drawing of patterns is provided with buffer, when needs punch a hole the operation to the work piece, the punching head of top can form certain impact to the workstation of below, elasticity telescopic link can be preferred to shrink this moment, and carry out preliminary buffering to the workstation by self elasticity, can drive connecting block extrusion connecting rod when elasticity telescopic link contracts simultaneously, the connecting rod can drive the slider and locate to remove to the center of slide bar this moment, thereby make the slider extrusion buffer spring of both sides, thereby for the workstation provides the second grade buffering, and then reduce the workstation and produce the possibility of damaging when receiving the impact.

(2) This cut-out press fixing device convenient to drawing of patterns, need rotate rotatory handle when needs fix the position of punching head, rotatory handle can drive the threaded rod rotatory this moment, the threaded rod is rotatory then can drive horizontal motion about the dog, thereby can fix and spacing the position of punching head, meanwhile need rotate the extrusion piece, thereby the screw thread of extrusion piece surface can be owing to and form threaded connection between the nut piece make extrusion piece downstream extrusion threaded rod, thereby the threaded rod receives vibrations to produce the rotation when preventing operating personnel from fixing the position of punching a hole.

Drawings

Fig. 1 is a schematic structural view of a cross section of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

fig. 3 is an enlarged schematic view of the position B of the present invention.

In the figure: 1. a work table; 2. a buffer device; 3. a fixing device; 4. rotating the handle; 5. a threaded rod; 6. a support frame; 7. a punching head; 8. a motor; 9. an elastic telescopic rod; 10. a stopper; 201. a buffer spring; 202. a slider; 203. a slide bar; 204. a connecting rod; 205. connecting blocks; 301. extruding the block; 302. a nut 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. 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.

Referring to fig. 1-3, the present invention provides a technical solution: a punching die convenient for demoulding comprises a workbench 1, a buffer device 2 capable of buffering the workbench 1 is arranged at the lower end of the inner surface of the workbench 1, a fixing device 3 is arranged on the upper surface of the workbench 1, a threaded rod 5 is rotatably connected to the upper end of the inner surface of the workbench 1, threads on the outer surface of the threaded rod 5 are unidirectional, so that a stop block 10 can move leftwards or rightwards simultaneously when rotating, a rotating handle 4 is fixedly connected to one end of the threaded rod 5 far away from the workbench 1, a support frame 6 is fixedly connected to the upper surface of the workbench 1, a sliding chute is arranged on the contact surface of the support frame 6 and a motor 8, so that a punching head 7 can be driven to move leftwards and rightwards through the stop block 10 according to different punching positions required by actual workpieces, a motor 8 is slidably connected to the upper surface of the support frame 6, a punching head 7 is fixedly connected to an output shaft of the motor 8, and an elastic telescopic rod 9 is fixedly connected to the lower surface of the workbench 1, the elastic telescopic rods 9 are provided with four groups, so that stable support can be provided for the workbench 1, and the outer surface of the threaded rod 5 is in threaded connection with a stop block 10.

In this embodiment, the buffering device 2 includes a sliding rod 203, a sliding block 202 is slidably connected to an outer surface of the sliding rod 203, the number of the sliding blocks 202 is two, and the two sliding blocks are symmetrically distributed with an outer surface of the sliding rod 203 by taking a center line of the sliding rod 203 as a symmetry axis, so that when the workbench 1 is impacted, the two sides of the workbench 1 can simultaneously extrude the buffering springs 201 to buffer the workbench 1, thereby preventing the buffering springs 201 from being dislocated, the buffering springs 201 are fixedly connected to a right surface of the sliding block 202, a connecting rod 204 is hinged to a back surface of the sliding block 202, one end of the connecting rod 204 far away from the sliding block 202 is hinged to a connecting block 205, a through hole is formed on a contact surface of the connecting block 205 and the workbench 1, thereby preventing the workbench 1 and the connecting block 205 from moving and interfering with each other, an elastic telescopic rod 9 is fixedly connected to a left surface of the connecting block 205, the punching die convenient for demolding is provided with the buffering device 2, when a workpiece needs to be punched, the punching head 7 of top can form certain impact to below workstation 1, elasticity telescopic link 9 can be preferred to contract this moment, and carry out preliminary buffering to workstation 1 by self elasticity, can drive connecting block 205 extrusion connecting rod 204 during elasticity telescopic link 9 contracts simultaneously, connecting rod 204 can drive slider 202 and move to the center department of slide bar 203 this moment, thereby make the slider 202 extrusion buffer spring 201 of both sides, thereby provide the second grade buffering for workstation 1, and then reduce workstation 1 and produce the possibility of damaging when receiving the impact.

In this embodiment, fixing device 3 includes nut piece 302, the internal surface threaded connection of nut piece 302 has extrusion piece 301, this extrusion piece 301 lower surface is provided with the rubber pad, thereby frictional force when can increase its and threaded rod 5 contact, simultaneously its and workstation 1's contact surface is provided with the through-hole that runs through, consequently can not disturbed by workstation 1 when extrusion piece 301 reciprocates, nut piece 302's lower fixed surface is connected with workstation 1, this be convenient for drawing of patterns punching die fixing device 3, need rotate rotatory handle 4 when needing to fix the position of punching head 7, rotatory handle 4 can drive threaded rod 5 rotatory this moment, threaded rod 5 is rotatory then can drive dog 10 horizontal motion about, thereby can fix and spacing the position of punching head 7, meanwhile, need to rotate extrusion piece 301, thereby the screw thread of extrusion piece 301 surface can be owing to form threaded connection between nut piece 302 and make extrusion piece 301 move down extrusion threaded rod 5 Thereby preventing the threaded rod 5 from rotating due to vibration when the punching position is fixed by an operator.

When the punching machine is in operation (or in use), when the position of the punching head 7 needs to be fixed, the rotating handle 4 needs to be rotated, at the moment, the rotating handle 4 can drive the threaded rod 5 to rotate, the threaded rod 5 rotates to drive the stop block 10 to horizontally move left and right, so that the position of the punching head 7 can be fixed and limited, meanwhile, the extrusion block 301 needs to be rotated, the threads on the outer surface of the extrusion block 301 are connected with the nut block 302 through the threads, so that the extrusion block 301 moves downwards to extrude the threaded rod 5, the threaded rod 5 is prevented from rotating due to vibration when an operator fixes the punching position, at the moment, the motor 8 can be opened to drive the punching head 7 to punch a hole on a workpiece, the punching head 7 above the punching head can impact the lower workbench 1 to a certain extent during punching, at the moment, the elastic telescopic rod 9 can be preferentially contracted, and the workbench 1 is preliminarily buffered through self elasticity, meanwhile, the elastic telescopic rod 9 can drive the connecting block 205 to extrude the connecting rod 204 when contracting, and at the moment, the connecting rod 204 can drive the sliding block 202 to move towards the center of the sliding rod 203, so that the sliding blocks 202 on the two sides extrude the buffer spring 201, and secondary buffering is provided for the workbench 1.

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 cut-out press convenient to drawing of patterns, includes workstation (1), its characterized in that: the utility model discloses a buffer device, including workstation (1), the internal surface lower extreme of workstation (1) is provided with buffer (2) that can cushion workstation (1), the upper surface of workstation (1) is provided with fixing device (3), the internal surface upper end of workstation (1) is rotated and is connected with threaded rod (5), the rotatory handle of one end fixedly connected with (4) of workstation (1) are kept away from in threaded rod (5).

2. The easy-to-demold punching die of claim 1, wherein: the upper surface of workstation (1) fixed connection has support frame (6), the upper surface sliding connection of support frame (6) has motor (8), the output shaft fixedly connected with punching head (7) of motor (8).

3. The hole-punching die facilitating die release according to claim 2, wherein: the lower surface of the workbench (1) is fixedly connected with an elastic telescopic rod (9), and the outer surface of the threaded rod (5) is in threaded connection with a check block (10).

4. The easy-to-demold punching die of claim 1, wherein: the buffer device (2) comprises a sliding rod (203), the outer surface of the sliding rod (203) is connected with a sliding block (202) in a sliding mode, and the right surface of the sliding block (202) is fixedly connected with a buffer spring (201).

5. The hole-punching die facilitating die release according to claim 4, wherein: the back of slider (202) articulates there is connecting rod (204), the one end that slider (202) were kept away from in connecting rod (204) articulates there is connecting block (205), the left surface fixed connection of connecting block (205) has elasticity telescopic link (9).

6. The easy-to-demold punching die of claim 1, wherein: fixing device (3) are including nut piece (302), the internal surface threaded connection of nut piece (302) has extrusion piece (301), the lower surface fixedly connected with workstation (1) of nut piece (302).