CN219703212U

CN219703212U - Annular stamping die group and sheet metal machining equipment

Info

Publication number: CN219703212U
Application number: CN202320242884.6U
Authority: CN
Inventors: 张华龙
Original assignee: Zhejiang Jieyan Automation Technology Co ltd
Current assignee: Zhejiang Jieyan Automation Technology Co ltd
Priority date: 2023-02-04
Filing date: 2023-02-04
Publication date: 2023-09-19
Anticipated expiration: 2033-02-04

Abstract

The utility model discloses an annular stamping die set, wherein an upper mounting frame comprises an outer ring, an inner ring and a plurality of connecting strips for connecting the outer ring and the inner ring, and a penetrating opening is formed between two adjacent connecting strips; each mounting block can move up and down relative to the upper mounting frame and corresponds to one penetrating opening; a spring is further arranged between each mounting block and the upper mounting frame and used for limiting the mounting blocks at the upper side; the lower mounting frame is fixedly connected with the upper mounting frame, and an installation interval for installing a lower die is reserved between the lower mounting frame and the upper mounting frame; the annular stamping die set is rotationally connected to the equipment frame; the motor is fixedly connected to the equipment frame and used for driving the annular stamping die set to rotate; the hydraulic cylinder is arranged on the equipment frame, is positioned above the upper mounting frame and corresponds to the mounting block; has the beneficial effects that: 1. the influence of the replacement of the upper die and the lower die on the processing efficiency is reduced; 2. the upper die and the lower die are replaced more conveniently and labor-saving.

Description

Annular stamping die group and sheet metal machining equipment

Technical Field

The utility model relates to sheet metal machining, in particular to an annular stamping die set and sheet metal machining equipment.

Background

In sheet metal working, generally, a work is subjected to processes such as bending and stamping by cooperation of an upper die and a lower die. Different workpieces have different sizes and different processing requirements, and the corresponding upper die and lower die which are required to be used are different, so that the upper die and the lower die on the sheet metal processing equipment can be detached and replaced. However, the upper die and the lower die are detached, and then the corresponding new upper die and lower die are reinstalled, so that the operation mode is time-consuming and labor-consuming, and the machining efficiency is affected.

Disclosure of Invention

The utility model provides an annular stamping die set and sheet metal machining equipment, which can solve the problems in the background art.

In a first aspect, the present utility model provides an annular stamping die set, comprising: the annular upper mounting frame comprises an outer ring, an inner ring and a plurality of connecting strips for connecting the outer ring and the inner ring, and a penetrating opening is formed between two adjacent connecting strips; a plurality of mounting blocks for mounting an upper die, each of the mounting blocks being movable up and down with respect to the upper mounting frame and corresponding to one of the through-holes; a spring is further arranged between each mounting block and the upper mounting frame, and the springs are used for limiting the mounting blocks at the upper side; the lower mounting frame, lower mounting frame fixed connection in go up the mounting frame still leaves the installation interval that supplies the lower mould to install between the two.

Optionally, a plurality of the connecting strips are connected to the bottoms of the outer ring and the inner ring.

Optionally, a circle of first annular protrusions are arranged on the lower mounting frame, and the first annular protrusions are used for mounting a lower die.

Optionally, the novel structure further comprises a plurality of first screws, wherein the bottom of the outer ring is provided with an inward first bending part, the bottom of the inner ring is provided with an inward second bending part, and the plurality of first screws are divided into two groups and are respectively connected with the first bending part and the second bending part; each mounting block corresponds to four first screws and is connected to the first screws in an up-down sliding mode, and the springs are sleeved on the first screws.

Optionally, the screw bolt comprises a plurality of sliding connecting blocks, wherein the top surfaces of the sliding connecting blocks are provided with first threaded through holes for the first screws to connect; the first bending part and the second bending part are also provided with second annular protrusions, the second annular protrusions are provided with notches for the sliding connecting blocks to enter, and when the sliding connecting blocks are matched with the second annular protrusions, the sliding connecting blocks and the second annular protrusions are limited to be separated from the upper and lower directions.

In summary, in the annular stamping die set, a plurality of sets of matched upper dies and lower dies are arranged, and different upper dies and lower dies can be used for sheet metal processing by rotating the annular stamping die set. The beneficial effects are as follows: 1. the upper die and the lower die are convenient to switch; 2. the positions of the single upper die and the single lower die are convenient to adjust.

In a second aspect, the present utility model further provides a sheet metal processing apparatus, including: an equipment rack, an annular stamping die set according to the first aspect, wherein the annular stamping die set is rotatably connected to the equipment rack; the motor is fixedly connected to the equipment rack and used for driving the annular stamping die set to rotate; the hydraulic cylinder is arranged on the equipment rack, is positioned above the upper mounting rack and corresponds to the mounting block.

Optionally, the device further comprises a connecting shaft, the lower mounting frame is rotationally connected to the device seat, the bottom of the connecting shaft is fixedly connected to the lower mounting frame or the upper mounting frame, and the motor is connected with the top of the connecting shaft.

In summary, according to the sheet metal processing device of the present utility model, different upper and lower dies can be used for sheet metal processing by rotating the annular stamping die set. Has the beneficial effects that: 1. the influence of the replacement of the upper die and the lower die on the processing efficiency is reduced; 2. the upper die and the lower die are replaced more conveniently and labor-saving.

Drawings

In order to better and clearly describe the embodiments of the present utility model or the technical solutions in the background art, the following description will describe the drawings used in the embodiments of the present utility model or the background art.

FIG. 1 is a top view of an annular stamping die set;

FIG. 2 is a side view of the FIG. 1 state;

FIG. 3 is an enlarged schematic view of portion A of FIG. 2;

FIG. 4 is a top view of another set of lower annular stamping die sets;

FIG. 5 is a schematic view of the upper mounting bracket of FIG. 4 from another perspective;

fig. 6 is a schematic view of an annular stamping die set on a stamping apparatus.

In the figure, 1, an upper mounting frame; 1-1, an outer ring; 1-1A, a first bending part; 1-2, an inner ring; 1-2A, a second bending part; 1-3, connecting strips; 2. a mounting block; 3. a lower mounting rack; 3A, a first annular bulge; 4. a spring; 5. a first screw; 6. a sliding connection block; 7. a second annular projection; 7A, a notch; 8. a lower die; 9. a second screw; 10. an equipment rack; 11. a motor; 12. hydraulic cylinder, 13, connecting axle.

Detailed Description

Further description is provided below in connection with the accompanying drawings.

Referring to fig. 1, 2 and 3, an annular stamping die set includes an upper mounting frame 1, a plurality of mounting blocks 2, and a lower mounting frame 3.

The upper mounting frame 1 is annular and comprises an outer ring 1-1, an inner ring 1-2 and a plurality of connecting strips 1-3. The connecting strips 1-3 are arranged between the outer ring 1-1 and the inner ring 1-2 and are used for connecting the outer ring 1-1 and the inner ring 1-2, namely one end of each connecting strip 1-3 can be fixedly connected with the inner ring 1-2 through welding, and the other end of each connecting strip is fixedly connected with the outer ring 1-1. The connecting strip 1-3 can be relatively connected to the top of the outer ring 1-1 and the inner ring 1-2 or the middle position of the outer ring 1-1 and the inner ring 1-2, alternatively, the connecting strip 1-3 is connected to the bottom of the outer ring 1-1 and the inner ring 1-2. Compared with the top or the middle position, the device is connected to the bottom, so that the space between the outer ring 1-1 and the inner ring 1-2 can be reserved, and the subsequent installation of the installation block 2 is more convenient.

The mounting blocks 2 can be moved up and down relative to the upper mounting frame 1 through the guide posts, four corners of each mounting block 2 correspond to one guide post, and the middle position is used for mounting an upper die. The upper die moves up and down relative to the upper mounting frame 1, a penetrating opening is formed between two adjacent connecting strips 1-3, the positions of a plurality of mounting blocks 2 on the upper mounting frame 1 are controlled, each mounting block 2 corresponds to one penetrating opening, and the upper die can pass through the penetrating opening.

A spring 4 is also arranged between each mounting block 2 and the upper mounting frame 1, and the springs 4 are used for limiting the upper sides of the mounting blocks 2. The spring 4 can be sleeved on the guide post, a limit stop is arranged at the top of the guide post, and the mounting block 2 is propped against the limit stop and is limited at the upper side under the action of the spring 4.

In one embodiment, optionally, a plurality of first screws 5 are also included. The bottom of the outer ring 1-1 is provided with a first inward bending part 1-1A, and the bottom of the inner ring 1-2 is provided with a second inward bending part 1-2A. The plurality of first screws 5 are divided into two groups, and threaded holes can be formed in the first bending part 1-1A and the second bending part 1-2A to connect the two groups of first screws 5 to the first bending part 1-1A and the second bending part 1-2A respectively. The first screw 5 can be smooth at the upper part and threaded at the lower part, so that the first screw 5 is simultaneously the guide post and the limit stop, and the assembly among the mounting block 2, the spring 4 and the upper mounting frame 1 is more convenient.

Referring to fig. 4 and 5, based on the arrangement of the first screw 5, in one embodiment, further, a plurality of sliding connection blocks 6 are further included, and a first threaded through hole for connecting the first screw 5 is provided. The first bending part 1-1A and the second bending part 1-2A are also provided with second annular protrusions 7 (the second annular protrusions 7 are concentric with the inner ring 1-2 and the outer ring 1-1), the second annular protrusions 7 are provided with notches 7A for the sliding connection blocks 6 to enter, and when the sliding connection blocks 6 and the second annular protrusions 7 are in sliding connection, the sliding connection blocks 6 and the second annular protrusions 7 are limited to be separated from the upper and lower directions. The cross section of the second annular bulge 7 can be T-shaped or trapezoid, a first arc-shaped chute with a corresponding shape is arranged on the bottom surface of the sliding connection block 6, the sliding connection block 6 enters the second annular bulge 7 from the notch 7A, and slides around the circle center of the second annular bulge 7. Compared with the method that the first screw 5 is directly connected to the first bending part 1-1A and the second bending part 1-2A, after the connecting block is added, the first screw 5 is unscrewed, the sliding connecting block 6 can be slid, the position of the first screw 5 is adjusted, after the adjustment is completed, the first screw 5 is screwed, and the sliding connecting block 6 is fixed through friction. The die is very convenient to be applied to a plurality of mounting blocks 2 with different sizes (the sizes of the upper dies are different, and the corresponding mounting blocks 2 are different).

The lower mounting frame 3 is fixedly connected with the upper mounting frame 1, and a mounting interval for mounting the lower die 8 is reserved between the lower mounting frame and the upper mounting frame. The lower die 8 and the upper die are in one-to-one correspondence and are mounted on the lower mounting frame 3. Optionally, a circle of first annular protrusions 3A (the first annular protrusions 3A are concentric with the inner ring 1-2 and the outer ring 1-1) is arranged on the lower mounting frame 3, and the first annular protrusions 3A are used for mounting the lower die 8. Namely, the bottom surface of the lower die 8 is provided with a second arc chute, the front side surface of the lower die 8 is provided with two second threaded through holes, and the lower die 8 is relatively fixed on the lower mounting frame 3 through two second screws 9. Thus, on one hand, the position of the lower die 8 can be finely adjusted conveniently, and on the other hand, the lower die 8 can be disassembled and assembled from the lower mounting frame 3 conveniently.

The annular stamping die group can be provided with a plurality of groups of matched upper dies and lower dies 8, so that the stamping position of the sheet metal part is kept motionless, the annular stamping die group is rotated, the upper dies and the lower dies 8 can be conveniently replaced, and the processing of different sheet metal parts is adapted.

Referring to fig. 6, a sheet metal processing apparatus includes an apparatus frame 10, the above-mentioned annular stamping die set, a motor 11, and a hydraulic cylinder 12. The annular stamping die set is rotationally connected to the equipment frame 10, and the motor 11 is fixedly connected to the equipment frame 10 and is used for driving the annular stamping die set to rotate. Optionally, the device further comprises a connecting shaft 13, the lower mounting frame 3 is rotatably connected to the device seat, the bottom of the connecting shaft 13 is fixedly connected to the lower mounting frame 3 or the upper mounting frame 1, and the motor 11 is connected with the top of the connecting shaft 13. The hydraulic cylinder 12 is arranged on the equipment frame 10 and above the upper mounting frame 1 and corresponds to the mounting block 2.

Claims

1. An annular stamping die set, comprising:

the annular upper mounting frame (1), wherein the upper mounting frame (1) comprises an outer ring (1-1), an inner ring (1-2) and a plurality of connecting strips (1-3) for connecting the outer ring (1-1) and the inner ring (1-2), and a penetrating opening is formed between two adjacent connecting strips (1-3);

a plurality of mounting blocks (2) for mounting an upper die, each of the mounting blocks (2) being movable up and down with respect to the upper mounting frame (1) and corresponding to one of the through-holes; a spring (4) is further arranged between each mounting block (2) and the upper mounting frame (1), and the springs (4) are used for limiting the mounting blocks (2) at the upper side;

the lower mounting frame (3), lower mounting frame (3) fixed connection in go up mounting frame (1), still leave the installation interval that supplies bed die (8) to install between the two.

2. An annular stamping die set according to claim 1, characterized in that a plurality of the connecting bars (1-3) are connected to the outer ring (1-1), the bottom of the inner ring (1-2).

3. An annular stamping die set according to claim 1, characterized in that the lower mounting frame (3) is provided with a ring of first annular protrusions (3A), the first annular protrusions (3A) being used for mounting of the lower die (8).

4. The annular stamping die set according to claim 1, further comprising a plurality of first screws (5), wherein an inward first bending portion (1-1A) is arranged at the bottom of the outer ring (1-1), an inward second bending portion (1-2A) is arranged at the bottom of the inner ring (1-2), and the plurality of first screws (5) are divided into two groups and are respectively connected to the first bending portion (1-1A) and the second bending portion (1-2A); each mounting block (2) corresponds to four first screws (5), the mounting blocks are connected to the first screws (5) in an up-down sliding mode, and the springs (4) are sleeved on the first screws (5).

5. The annular stamping die set according to claim 4, further comprising a plurality of sliding connection blocks (6), the top surface of the sliding connection blocks (6) being provided with a first threaded through hole for the connection of the first screw (5); the first bending part (1-1A) and the second bending part (1-2A) are also provided with second annular protrusions (7), the second annular protrusions (7) are provided with notches (7A) for the sliding connection blocks (6) to enter, and when the sliding connection blocks (6) and the second annular protrusions (7) are matched, the sliding connection blocks and the second annular protrusions are limited to be separated from each other from the upper and lower directions.

6. Sheet metal working apparatus, characterized by comprising:

-an equipment rack (10), -an annular stamping die set according to any one of claims 1 to 5, said annular stamping die set being rotatably connected to said equipment rack (10);

the motor (11) is fixedly connected to the equipment rack (10) and used for driving the annular stamping die set to rotate;

the hydraulic cylinder (12) is arranged on the equipment rack (10), is positioned above the upper mounting rack (1), and corresponds to the mounting block (2).

7. The sheet metal working device according to claim 6, further comprising a connecting shaft (13), wherein the lower mounting frame (3) is rotatably connected to the device frame (10), the bottom of the connecting shaft (13) is fixedly connected to the lower mounting frame (3) or the upper mounting frame (1), and the motor (11) is connected to the top of the connecting shaft (13).