CN218168292U

CN218168292U - Device of big R sword of bending

Info

Publication number: CN218168292U
Application number: CN202222209216.1U
Authority: CN
Inventors: 卢照宇; 王昆; 赖肇梁; 刘华利
Original assignee: Xiamen Boamax Technology Co ltd
Current assignee: Xiamen Boamax Technology Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2022-12-30
Anticipated expiration: 2032-08-22

Abstract

The utility model relates to a sheet metal processing technology field discloses a device of big R sword of bending. It comprises the following steps: the upper die comprises an upper die body, a lower groove die body, an upper die linkage mechanism and a lower die linkage mechanism, wherein the bottom of the upper die body is of an arc-shaped protruding structure, the top of the upper die body is connected with the upper die linkage mechanism, the upper die linkage mechanism is used for adjusting and lifting the upper die body, the top of the lower groove die body is provided with an arc-shaped groove structure, the arc-shaped groove structure is matched with the arc-shaped protruding structure, the lower groove die body is connected with the lower die linkage mechanism, and the lower die linkage mechanism is used for stabilizing and adjusting the lower groove die body. By reasonably designing the processing device, and adopting the upper convex block die, the lower groove die, the upper die linkage mechanism and the lower die linkage mechanism, the processing size can be controlled, multiple processing is not needed, only one-step forming is needed, the processing efficiency is greatly improved, the quality is higher, and the like; the central line of the arc-shaped groove structure and the central line of the groove lower die are the same straight line, so that the metal plate can be conveniently machined at one time.

Description

Device of big R sword of bending

Technical Field

The utility model relates to a sheet metal working technical field, concretely relates to device of big R sword of bending.

Background

The cabinet body of the purifier is usually designed by adopting a large circular arc R angle transition in appearance. The common processing adopts small circular arc R-angle cutters for splicing and bending, the circular arcs are bent about every 3mm, and one R100 circular arc needs about 51 bending, so that the efficiency is low; the height of the purifying cabinet body is 1800mm generally, the purifying cabinet body is bent by using a splicing knife, the upper and lower bending sizes are easy to be deviated and bent obliquely, and the appearance of a product is provided with a bending splicing mark; when the product is assembled, the assembly clearance is large, the sizes of the upper end and the lower end are not uniform, and other bad sites are formed; the great circular arc R angle sword number of bending is many, and is inefficient, and the size can't be guaranteed, and the quality is unstable, and the defective rate is high, is unfavorable for reduce cost, resources are saved, consuming time power consumptive material etc..

Therefore, in order to solve the above problems, the existing device for bending the large R-shaped knife needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the current weak point on the big R sword of bending, if the processing number of times of bending is many, inefficiency, the easy processing is run, influences the equipment, and the size is difficult to the accuse, the not good and consuming time power consumptive material scheduling problem of quality. By reasonably designing the processing device, and adopting the upper convex block die, the lower groove die, the upper die linkage mechanism and the lower die linkage mechanism, the processing size can be controlled, multiple processing is not needed, only one-step forming is needed, the processing efficiency is greatly improved, the quality is higher, and the like; the arc center of the arc-shaped convex structure of the upper lug mould and the arc center of the arc-shaped groove structure of the lower groove mould are concentric, so that a large R-shaped cutter is formed by one-step processing; by adopting the design of a multi-stage step structure, the contact area between the upper die linkage mechanism and the upper die of the lug can be effectively increased, and the applied pressure intensity and the like can be reduced; the cooperation of the upper die linkage mechanism and the lower die linkage mechanism is adopted to realize that the central line of the arc-shaped groove structure and the central line of the lower die of the groove are the same straight line, so that the metal plate can be conveniently processed at one time.

The technical scheme of the utility model is specifically as follows:

a device for bending a large R-blade, the device comprising: mould, recess lower mould, go up mould link gear and lower mould link gear on the lug, the bottom of mould is the protruding structure of arc on the lug, the top of mould is connected on the lug go up mould link gear, it is used for the adjustment and rises and falls to go up the mould in the lug to go up the mould link gear, the top of recess lower mould is equipped with arc groove structure, arc groove structure with the protruding structure of arc cooperatees, the recess lower mould with lower mould link gear is connected, lower mould link gear is used for stabilizing and adjusting the recess lower mould.

Further, the top of the bump upper die is a prism.

Furthermore, the arc center of the arc-shaped protruding structure of the upper die on the projection is concentric with the arc center of the arc-shaped groove structure of the lower die on the groove.

Furthermore, the difference between the radius of the arc-shaped groove structure of the groove lower die and the radius of the arc-shaped protrusion structure of the projection upper die is not less than 1mm.

Further, the width of the groove lower die is larger than the maximum chord length of the arc-shaped groove structure.

Furthermore, the central line of the arc-shaped groove structure and the central line of the groove lower die are in the same straight line.

Furthermore, the top of the lug upper die is provided with a step, and the upper die linkage mechanism is fixedly connected to the step.

Further, the lower die linkage mechanism comprises a guide assembly formed by a guide groove and a slide block.

Further, a guide groove is formed in the lower groove die, a sliding block is arranged on the guide groove, and the sliding block is arranged on the step.

Further, the step is at least two steps, and the step is provided on one side of the central plane of the prism body.

Further, the slider is mounted on the two-stage step.

Further, the guide grooves and the sliding blocks form a guide assembly, and the number of the guide assemblies is at least two.

Further, the upper die linkage mechanism is installed at the center of the long axis of the upper die of the bump.

Further, the two guide assemblies are mounted on two ends of a long shaft of the bump upper die.

Further, the two guide assemblies are equidistant from a centerline of the upper die linkage mechanism.

Further, the upper die linkage is mounted on the other side of the central plane of the prism body.

Furthermore, one side of the arc-shaped protruding structure of the convex block upper die is provided with an upper die avoiding opening.

Furthermore, the convex block upper die and the groove lower die can realize one-step forming and bending of the large R-shaped cutter.

Advantageous effects

The device for processing the workpiece is reasonably designed, and the upper die, the groove lower die, the upper die linkage mechanism and the lower die linkage mechanism of the lug are adopted, so that the processing size can be controlled without processing for many times, only one-step forming is needed, the processing efficiency is greatly improved, the quality is higher, and the like; the arc center of the arc-shaped convex structure of the upper lug mould and the arc center of the arc-shaped groove structure of the lower groove mould are concentric, so that a large R-shaped cutter is formed by one-step processing; by adopting the design of a multi-stage step structure, the contact area between the upper die linkage mechanism and the upper die of the lug can be effectively increased, the applied pressure is reduced, and the like; the cooperation of mould link gear and lower mould link gear is gone up in the adoption, realizes arc groove structure's central line with the central line of recess lower mould is same straight line, makes things convenient for disposable processing panel beating etc..

Drawings

Fig. 1 is the schematic view of the die structure of the device for bending the large R-shaped knife of the present invention.

Fig. 2 is an illustration of the explosion structure of the device for bending a large R-shaped knife of the present invention.

Fig. 3 is a schematic structural view of the device for bending the large R-shaped knife of the present invention.

Reference numerals: 01. an upper die linkage mechanism; 02. a convex block is molded on the mold; 03. a groove lower die; 04. a lower die linkage mechanism; 05. a guide groove; 06. a slider; 07. metal plates; 11. a clamping block; 21. a first step; 22. a second step; 23. an arc-shaped convex structure; 24. and an upper die avoiding opening.

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, a schematic view of a device for bending a large R-knife includes: the upper die comprises an upper lug die 02, a lower groove die 03, an upper die linkage mechanism 01 and a lower die linkage mechanism 04, wherein an arc-shaped protruding structure 23 is arranged at the bottom of the upper lug die 02, the top of the upper lug die 02 is connected with the upper die linkage mechanism 01, the upper die linkage mechanism 01 is used for adjusting and lifting the upper lug die 02, an arc-shaped groove structure is arranged at the top of the lower groove die 03 and matched with the arc-shaped protruding structure 23, the lower groove die 03 is connected with the lower die linkage mechanism 04, and the lower die linkage mechanism 04 is used for stabilizing and adjusting the lower groove die 03;

the top of the upper lug die 02 is a prism, two steps, namely a first step 21 and a second step 22, are arranged on one side of a central plane of the prism, a fixture block 11 on the upper die linkage mechanism 01 is welded on the other side of the prism, the first step 21 and the second step 22, the fixture block 11 on the upper die linkage mechanism 01 is welded at the center of a long shaft of the prism, the lower die linkage mechanism 04 comprises a guide assembly formed by a guide groove 05 and a slide block 06, two guide assemblies are welded on two end parts of the long shaft of the prism, the distances between the two guide assemblies and the center line of the upper die linkage mechanism 01 are equal, each guide assembly comprises a guide groove 05 and a slide block 06, the slide block 06 is welded on the first step 21 and the second step 22, the slide block 06 is mounted on the guide groove 05, and the slide block 06 can slide on the guide groove 05;

wherein, the arc center of the arc protruding structure 23 of mould 02 on the lug is concentric with the arc center of the arc groove structure of recess lower mould 03, the radius difference between the radius of the arc groove structure of recess lower mould 03 and the radius of the arc protruding structure 23 of mould 02 on the lug is not less than 1mm, the width of recess lower mould 03 is greater than the maximum chord length of arc groove structure, the central line of arc groove structure and the central line of recess lower mould 03 are same straight line, one side of the arc protruding structure 23 of mould 02 on the lug is equipped with the position mouth 24 of keeping away on going up, and should go up the position mouth 24 of keeping away and set up on one side adjacent with the guide assembly, mould 02 and recess lower mould 03 on the lug can realize the big R cutter of bending of one shot forming ground of panel beating 07.

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. A device for bending a large R-shaped knife is characterized by comprising: mould, recess lower mould, last mould link gear and lower mould link gear on the lug, the bottom of going up the mould on the lug is arc protruding structure, the top of going up the mould on the lug is connected go up mould link gear, it is used for the adjustment and rise and fall to go up the mould in the lug to go up the mould link gear, the top of recess lower mould is equipped with arc groove structure, arc groove structure with arc protruding structure cooperatees, the recess lower mould with lower mould link gear is connected, lower mould link gear is used for stabilizing and adjusting the recess lower mould.

2. A device for bending a large R-shaped knife according to claim 1, wherein the arc center of the arc-shaped convex structure of the upper convex block die is concentric with the arc center of the arc-shaped concave groove structure of the lower concave groove die.

3. The device for bending the large R-shaped knife according to claim 2, wherein the difference between the radius of the arc-shaped groove structure of the lower groove die and the radius of the arc-shaped convex structure of the upper bump die is not less than 1mm.

4. A device for bending a large R-shaped knife according to claim 1, wherein the width of the lower groove die is larger than the maximum chord length of the arc-shaped groove structure.

5. The device for bending the large R-shaped knife according to claim 4, wherein the midline of the arc-shaped groove structure and the midline of the groove lower die are collinear.

6. A device for bending a large R-shaped cutter according to claim 1, wherein a step is arranged at the top of the upper die of the bump, and the upper die linkage mechanism is fixedly connected to the step.

7. A device for bending a large R-shaped cutter according to claim 6, wherein a guide groove is formed in the lower groove die, a sliding block is arranged on the guide groove, and the sliding block is arranged on the step.

8. The device for bending the large R-shaped knife according to claim 7, wherein the guide grooves and the sliding blocks form a guide assembly, and the number of the guide assemblies is at least two.

9. The device for bending the large R knife according to claim 1, wherein the upper die linkage mechanism is installed at the center of the long axis of the lug upper die.

10. The device for bending the large R-shaped knife according to claim 1, wherein an upper die dislocation port is formed in one side of the arc-shaped protruding structure of the upper die of the bump.