CN216175536U

CN216175536U - Multifunctional bending die of numerical control punch

Info

Publication number: CN216175536U
Application number: CN202122648334.8U
Authority: CN
Inventors: 杨冬; 曾斌生
Original assignee: Guangdong Nasi Intelligent Technology Co ltd
Current assignee: Guangdong Nasi Intelligent Technology Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-04-05
Anticipated expiration: 2031-11-01

Abstract

The utility model relates to the field of bending dies, in particular to a multifunctional bending die of a numerical control punch, which comprises an upper die and a lower die, wherein the lower die is arranged below the upper die, the lower die comprises a supporting plate, a fixed seat, a rotating shaft and two limiting plates, the fixed seat is arranged on the top surface of the supporting plate, the top surface of the fixed seat is formed with a first mounting groove, the rotating shaft is rotatably mounted in the first mounting groove, the length directions of the rotating shaft and the fixed seat are mutually parallel, the upper surface of the rotating shaft is formed with bending grooves, the number of the limiting plates is two, the two limiting plates are respectively and symmetrically arranged on two sides of the fixed seat, the limiting plates are formed with first limiting grooves, the first limiting grooves are in the shape of circular arcs, and two ends of the rotating shaft are formed with first limiting blocks corresponding to the first limiting grooves. Thereby ensuring the bending quality of the workpiece.

Description

Multifunctional bending die of numerical control punch

Technical Field

The utility model relates to the field of bending dies, in particular to a multifunctional bending die of a numerical control punch.

Background

Bending means that a metal plate is elastically deformed firstly under the pressure of an upper die or a lower die of a bending machine and then plastically deformed, the plate is freely bent at the beginning stage of plastic bending, along with the pressure applied to the plate by the upper die or the lower die, the plate is gradually close to the inner surface of a V-shaped groove of the lower die, the curvature radius and the bending force arm are gradually reduced, the plate is continuously pressed until the stroke is ended, the upper die and the lower die are in full contact with each other in a close contact mode at three points of the plate, and at the moment, the V-shaped bending is finished, so that the bending is commonly called.

In the process of forming a workpiece by using a traditional bending machine female die in bending machining, pure sliding friction exists between the workpiece and the die, so that the workpiece and the die can be scratched, the quality of a product is influenced, and even waste products are produced.

SUMMERY OF THE UTILITY MODEL

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

A multifunctional bending die of a numerical control punch comprises an upper die and a lower die, wherein the lower die is arranged below the upper die, the lower die comprises a supporting plate, a fixed seat, a rotating shaft and a limiting plate, the fixed seat is arranged on the top surface of the supporting plate, a first mounting groove is formed in the top surface of the fixed seat, the cross section of the first mounting groove is in a circular arc shape, the rotating shaft is rotatably mounted in the first mounting groove, the length directions of the rotating shaft and the fixed seat are parallel to each other, a bending groove is formed in the upper surface of the rotating shaft, the cross section of the bending groove is in a V shape, the number of the limiting plates is two, the two limiting plates are respectively and symmetrically arranged on two sides of the fixed seat, a first limiting groove is formed in the limiting plate, the shape of the first limiting groove is in a circular arc shape, first limiting blocks corresponding to the first limiting grooves are formed at two ends of the rotating shaft, the upper die comprises an upper die base and a driving assembly for driving the upper die base to move up and down, the bottom surface of the upper die base is provided with a pressing block.

As a further scheme of the utility model: the lower surface shaping of pivot has the second spacing groove that sets up along its circumference, and the inner wall shaping of first mounting groove has the second stopper corresponding with the second spacing groove.

As a further scheme of the utility model: the backup pad top surface is equipped with the baffle, is connected with the spring between backup pad and the baffle, and the shaping has the mouth of dodging on the baffle, dodges the mouth and is used for dodging the fixing base so that the fixing base exposes.

As a further scheme of the utility model: the bottom surface shaping of baffle has first recess, and the upper end setting of spring is in first recess, and the top surface shaping of backup pad has the second recess, and the lower extreme setting of spring is in the second recess.

As a further scheme of the utility model: the top surface shaping of backup pad has the second mounting groove, and the fixed slot setting is in the second mounting groove, and the bottom surface shaping of backup pad has first screw hole, and first screw hole communicates with each other with the second mounting groove, the bottom surface shaping second screw hole of fixing base, the second screw hole is corresponding with the position of first screw hole, wears to be equipped with fixing bolt in first screw hole and the second screw hole.

As a further scheme of the utility model: the cross section of the pressing block is in a right trapezoid shape.

As a further scheme of the utility model: the included angle between the two inclined planes of the bending groove is 88 degrees.

Compared with the prior art, the utility model has the beneficial effects that: the bending machine is compact and reasonable in structure, and in the bending process, the sliding friction between the workpiece and the die is reduced through the rotation of the rotating shaft, so that the surface quality of the workpiece is improved, and the bending quality of the workpiece is ensured.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic view of the spring structure of the present invention.

Fig. 3 is a schematic view of the structure of the rotating shaft of the present invention.

Fig. 4 is a schematic view of the fixing base structure of the present invention.

FIG. 5 is a schematic view of a first mounting groove structure of the present invention.

Fig. 6 is a schematic diagram of a limiting plate structure of the utility model.

In the figure: 1. go up the mould, 2, the bed die, 3, the backup pad, 4, the fixing base, 5, the pivot, 6, the limiting plate, 7, first mounting groove, 8, the groove of bending, 9, first spacing groove, 10, first stopper, 11, the upper die base, 12, drive assembly, 13, the briquetting, 14, the second spacing groove, 15, the second stopper, 16, the baffle, 17, the spring, 18, dodge the mouth, 19, first recess, 20, the second recess, 21, the second mounting groove, 22, first screw hole, 23, the second screw hole, 24, fixing bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, in the embodiment of the present invention, a multifunctional bender for a numerical control punch includes an upper die 1 and a lower die 2, the lower die 2 is disposed below the upper die 1, the lower die 2 includes a supporting plate 3, a fixing seat 4, a rotating shaft 5 and a limiting plate 6, the fixing seat 4 is disposed on a top surface of the supporting plate 3, a first mounting groove 7 is formed on the top surface of the fixing seat 4, a cross-sectional shape of the first mounting groove 7 is an arc, the rotating shaft 5 is rotatably mounted in the first mounting groove 7, the rotating shaft 5 and the fixing seat 4 are parallel to each other in a length direction, a bending groove 8 is formed on an upper surface of the rotating shaft 5, the bending groove 8 has a V-shaped cross-sectional shape, the number of the limiting plates 6 is two, the two limiting plates 6 are respectively and symmetrically disposed on two sides of the fixing seat 4, a first limiting groove 9 is formed on the limiting plate 6, the first limiting groove 9 is an arc, first limiting blocks 10 corresponding to the first limiting groove 9 are formed on two ends of the rotating shaft 5, the upper die 1 comprises an upper die base 11 and a driving assembly 12 for driving the upper die base 11 to move up and down, and a pressing block 13 is arranged on the bottom surface of the upper die base 11.

A second limiting groove 14 is formed on the lower surface of the rotating shaft 5 along the circumferential direction of the rotating shaft, and a second limiting block 15 corresponding to the second limiting groove 14 is formed on the inner wall of the first mounting groove 7.

The top surface of the supporting plate 3 is provided with a baffle 16, a spring 17 is connected between the supporting plate 3 and the baffle 16, an avoiding opening 18 is formed in the baffle 16, and the avoiding opening 18 is used for avoiding the fixing seat 4 so as to expose the fixing seat 4.

The bottom surface of the baffle 16 is formed with a first groove 19, the upper end of the spring 17 is arranged in the first groove 19, the top surface of the support plate 3 is formed with a second groove 20, and the lower end of the spring 17 is arranged in the second groove 20.

The top surface shaping of backup pad 3 has second mounting groove 21, and the fixed slot setting is in second mounting groove 21, and the bottom surface shaping of backup pad 3 has first screw hole 22, and first screw hole 22 communicates with each other with second mounting groove 21, and the bottom surface shaping second screw hole 23 of fixing base 4, second screw hole 23 correspond with the position of first screw hole 22, and first screw hole 22 wears to be equipped with fixing bolt 24 with second screw hole 23.

The cross-sectional shape of the pressing block 13 is a right trapezoid.

The included angle between the two inclined planes of the bending groove 8 is 88 degrees.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes 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.

Claims

1. The multifunctional bending die of the numerical control punch is characterized in that: comprises an upper die and a lower die, the lower die is arranged below the upper die and comprises a supporting plate and a fixed seat, pivot and limiting plate, the fixing base sets up the top surface at the backup pad, the top surface shaping of fixing base has first mounting groove, the cross sectional shape of first mounting groove is convex, the pivot is rotated and is installed in first mounting groove, the length direction of pivot and fixing base is parallel to each other, the upper surface shaping of pivot has the groove of bending, the cross sectional shape in groove of bending is the V-arrangement, the quantity of limiting plate is two, two limiting plates symmetry respectively set up the both sides at the fixing base, the shaping has first spacing groove on the limiting plate, the shape in first spacing groove is convex, the both ends shaping of pivot has the first stopper corresponding with first spacing groove, go up the mould and include the upper die base and be used for driving the drive assembly that the upper die base reciprocated, the bottom surface of upper die base is equipped with the briquetting.

2. The multifunctional bender of numerical control punch press according to claim 1, characterized in that: the lower surface shaping of pivot has the second spacing groove that sets up along its circumference, and the inner wall shaping of first mounting groove has the second stopper corresponding with the second spacing groove.

3. The multifunctional bender of numerical control punch press according to claim 1, characterized in that: the backup pad top surface is equipped with the baffle, is connected with the spring between backup pad and the baffle, and the shaping has the mouth of dodging on the baffle, dodges the mouth and is used for dodging the fixing base so that the fixing base exposes.

4. The multifunctional bender of numerical control punch press according to claim 3, characterized in that: the bottom surface shaping of baffle has first recess, and the upper end setting of spring is in first recess, and the top surface shaping of backup pad has the second recess, and the lower extreme setting of spring is in the second recess.

5. The multifunctional bender of numerical control punch press according to claim 1, characterized in that: the top surface shaping of backup pad has the second mounting groove, and the fixed slot setting is in the second mounting groove, and the bottom surface shaping of backup pad has first screw hole, and first screw hole communicates with each other with the second mounting groove, the bottom surface shaping second screw hole of fixing base, the second screw hole is corresponding with the position of first screw hole, wears to be equipped with fixing bolt in first screw hole and the second screw hole.

6. The multifunctional bender of numerical control punch press according to claim 1, characterized in that: the cross section of the pressing block is in a right trapezoid shape.

7. The multifunctional bender of numerical control punch press according to claim 1, characterized in that: the included angle between the two inclined planes of the bending groove is 88 degrees.