Flange blank positioning device of press machine

Abstract

The utility model relates to the technical field of metal processing, in particular to a flange blank positioning device of a press machine, which comprises a base, a plurality of limiting grooves are arranged on the circumferential surface of a rotating seat, the top of the base is fixedly connected with a first fixing block and a second fixing block, and the first fixing block and the second fixing block are fixedly connected with the rotating seat. And the interiors of the first fixing block and the second fixing block are movably connected with limiting columns, the circumferential surfaces of the limiting columns are fixedly connected with limiting rings, the circumferential surfaces of the limiting columns are sleeved with first springs, and the limiting rings are located between the first fixing block and the second fixing block. According to the flange blank angle adjusting device, by arranging the limiting grooves and the limiting columns, convenience and stability of flange blank angle adjustment can be achieved, the phenomenon that the flange blank is scrapped due to the fact that the flange blank angle deviates is avoided, and the flange blank is fixed by arranging the connecting columns, the connecting blocks and the limiting frames in cooperation with the supporting blocks; and the placement stability of the flange blank is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal processing, in particular to a flange blank positioning device for a press. Background Art

[0002] At present, when machining flange blanks, my country's mechanical processing enterprises need to punch holes in flange blanks. When punching, they need to use flange blank positioning devices to limit the flange blanks, and then use stamping machines to punch holes in the flange blanks.

[0003] When using the existing flange blank positioning device of a press, the operator is required to punch the marks on the blank according to the proficiency of the technique. However, it is easy to have deviations when adjusting the angle based on the user's feeling, which may lead to the scrapping of the flange blank. Therefore, a flange blank positioning device for a press is needed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a flange blank positioning device for a press.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a flange blank positioning device for a press machine, comprising a base, a rotating seat is rotatably connected to the inside of the base, a limiting groove is provided on the circumferential surface of the rotating seat, a plurality of limiting grooves are provided and are evenly distributed in a ring shape, a first fixed block and a second fixed block are fixedly connected to the top of the base, the first fixed block and the second fixed block are internally movably connected to a limiting column, the circumferential surface of the limiting column is fixedly connected to a limiting ring, the circumferential surface of the limiting column is sleeved with a first spring, and the first spring is in contact with the side surface of the limiting ring, and the limiting ring is located between the first fixed block and the second fixed block. There are a total of twenty-four limit grooves, which are evenly distributed around the rotating seat. By pulling the limit column, the limit ring compresses the first spring to separate the limit column from the limit groove, and then the rotating seat is rotated to adjust the position of the upper flange blank, and then the limit column is engaged with the corresponding limit groove, which is conducive to achieving convenience and stability in adjusting the angle of the flange blank, avoiding deviation of the flange blank angle, and then causing the flange blank to be scrapped.

[0006] Furthermore: a positioning column is fixedly connected to the top of the rotating seat, and a sliding groove is provided inside the positioning column.

[0007] Furthermore: a fixing column is fixedly connected to the top of the rotating seat, and a supporting block is fixedly connected to the top of the fixing column.

[0008] Furthermore: a flange blank is sleeved on the circumferential surface of the positioning column, and the bottom of the flange blank fits with the top of the support block.

[0009] Furthermore: the inner wall of the slide groove is slidably connected with a slider, the top of the slider is fixedly connected with a connecting column, the circumferential surface of the connecting column is sleeved with a second spring, and the bottom end of the second spring is in contact with the top of the slider.

[0010] Further: the circumferential surface of the connecting column is fixedly connected with a connecting block, the interior of the connecting block is slidably connected with a limiting frame, and the end of the limiting frame away from the connecting block is in contact with the top of the flange blank. The connecting block is used to pull the connecting column to drive the slider to compress the second spring, so that the second spring generates a reaction force on the slider, and then the limiting frame is driven by the connecting block to press the flange blank, and the flange blank is fixed with the support block, which is conducive to improving the stability of the flange blank placement.

[0011] The utility model has the following beneficial effects:

[0012] 1. Compared with the prior art, by setting limit grooves and limit columns, a total of twenty-four limit grooves are set, which are evenly distributed around the rotating seat. By pulling the limit column, the limit ring compresses the first spring, separates the limit column from the limit groove, and then rotates the rotating seat, adjusts the position of the upper flange blank, and then engages the limit column with the corresponding limit groove, which is conducive to achieving the convenience and stability of adjusting the angle of the flange blank, avoiding deviation of the flange blank angle, and then causing the flange blank to be scrapped.

[0013] 2. Compared with the prior art, by setting a connecting column, a connecting block and a limit frame, the connecting block is used to pull the connecting column to drive the slider to compress the second spring, so that the second spring produces a reaction force on the slider, and then the connecting block drives the limit frame to press the flange blank, and the support block is used to fix the flange blank, which is beneficial to improve the stability of the placement of the flange blank. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0016] Figure 3 For the utility model Figure 2 Enlarged view of point A in the middle.

[0017] Legend:

[0018] 1. Base; 2. Rotating seat; 3. Limiting groove; 4. First fixed block; 5. Second fixed block; 6. Limiting column; 7. Limiting ring; 8. First spring; 9. Fixed column; 10. Support block; 11. Flange blank; 12. Positioning column; 13. Slide groove; 14. Slider; 15. Connecting column; 16. Second spring; 17. Connecting block; 18. Limiting frame. DETAILED DESCRIPTION

[0019] Reference Figure 1-3 The utility model provides a flange blank positioning device for a press machine, comprising a base 1, a rotating seat 2 is rotatably connected inside the base 1, a limiting groove 3 is provided on the circumferential surface of the rotating seat 2, a plurality of limiting grooves 3 are provided, and are evenly distributed in a ring shape, a first fixed block 4 and a second fixed block 5 are fixedly connected on the top of the base 1, a limiting column 6 is movably connected inside the first fixed block 4 and the second fixed block 5, a limiting ring 7 is fixedly connected to the circumferential surface of the limiting column 6, a first spring 8 is sleeved on the circumferential surface of the limiting column 6, and the first spring 8 is in contact with the side surface of the limiting ring 7, and the limiting ring 7 is located between the first fixed block 4 and the second fixed block 5. There are a total of twenty-four limit grooves 3, which are evenly distributed around the rotating seat 2. By pulling the limit column 6, the limit ring 7 compresses the first spring 8, separates the limit column 6 from the limit groove 3, and then rotates the rotating seat 2, adjusts the position of the upper flange blank 11, and then engages the limit column 6 with the corresponding limit groove 3, which is conducive to achieving the convenience and stability of adjusting the angle of the flange blank 11, avoiding deviation of the angle of the flange blank 11, and then causing the flange blank 11 to be scrapped.

[0020] A positioning column 12 is fixedly connected to the top of the rotating seat 2 , and a sliding groove 13 is formed inside the positioning column 12 .

[0021] A fixing column 9 is fixedly connected to the top of the rotating seat 2, and a supporting block 10 is fixedly connected to the top of the fixing column 9. The supporting block 10 is used to support the flange blank 11.

[0022] The flange blank 11 is sleeved on the circumferential surface of the positioning column 12, and the bottom of the flange blank 11 is in contact with the top of the support block 10. The flange blank 11 is limited by the positioning column 12.

[0023] The inner wall of the slide groove 13 is slidably connected with a slider 14, and the top of the slider 14 is fixedly connected with a connecting column 15. The circumferential surface of the connecting column 15 is sleeved with a second spring 16, and the bottom end of the second spring 16 is in contact with the top of the slider 14. The connecting column 15 is pulled by the connecting block 17 to drive the slider 14 to compress the second spring 16, so that the second spring 16 generates a reaction force on the slider 14.

[0024] The circumferential surface of the connecting column 15 is fixedly connected with a connecting block 17, and the inner part of the connecting block 17 is slidably connected with a limiting frame 18, and the end of the limiting frame 18 away from the connecting block 17 is in contact with the top of the flange blank 11. The limiting frame 18 is driven by the connecting block 17 to press the flange blank 11, and the flange blank 11 is fixed with the support block 10, which is conducive to improving the stability of the placement of the flange blank 11.

[0025] Working principle: There are a total of twenty-four limit grooves 3, which are evenly distributed around the rotating seat 2. By pulling the limit column 6, the limit ring 7 compresses the first spring 8 to separate the limit column 6 from the limit groove 3, and then the rotating seat 2 is rotated to adjust the position of the upper flange blank 11, and then the limit column 6 is engaged with the corresponding limit groove 3, which is conducive to achieving the convenience and stability of adjusting the angle of the flange blank 11, avoiding deviation of the angle of the flange blank 11, and then causing the flange blank 11 to be scrapped. The connecting block 17 is used to pull the connecting column 15 to drive the slider 14 to compress the second spring 16, so that the second spring 16 generates a reaction force on the slider 14, thereby driving the limit frame 18 to press the flange blank 11 through the connecting block 17, and the flange blank 11 is fixed with the support block 10, which is conducive to improving the stability of the placement of the flange blank 11.

[0026] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A flange blank positioning device for a press machine, comprising a base (1), characterized in that: The base (1) is internally rotatably connected to a rotating seat (2), and a limiting groove (3) is provided on the circumferential surface of the rotating seat (2). The limiting grooves (3) are provided in plurality and are evenly distributed in a ring shape. The top of the base (1) is fixedly connected to a first fixed block (4) and a second fixed block (5). The first fixed block (4) and the second fixed block (5) are internally movably connected to a limiting column (6). The circumferential surface of the limiting column (6) is fixedly connected to a limiting ring (7). The circumferential surface of the limiting column (6) is sleeved with a first spring (8), and the first spring (8) is in contact with the side surface of the limiting ring (7). The limiting ring (7) is located between the first fixed block (4) and the second fixed block (5).

2. The flange blank positioning device for a press machine according to claim 1, characterized in that: A positioning column (12) is fixedly connected to the top of the rotating seat (2), and a sliding groove (13) is provided inside the positioning column (12).

3. The flange blank positioning device for a press machine according to claim 2, characterized in that: A fixing column (9) is fixedly connected to the top of the rotating seat (2), and a supporting block (10) is fixedly connected to the top of the fixing column (9).

4. The flange blank positioning device for a press machine according to claim 3, characterized in that: The circumferential surface of the positioning column (12) is sleeved with a flange blank (11), and the bottom of the flange blank (11) is in contact with the top of the support block (10).

5. The flange blank positioning device for a press machine according to claim 4, characterized in that: The inner side wall of the slide groove (13) is slidably connected to a slider (14), the top of the slider (14) is fixedly connected to a connecting column (15), the circumferential surface of the connecting column (15) is sleeved with a second spring (16), and the bottom end of the second spring (16) is in contact with the top of the slider (14).

6. The flange blank positioning device for a press machine according to claim 5, characterized in that: The circumferential surface of the connecting column (15) is fixedly connected to a connecting block (17), the interior of the connecting block (17) is slidably connected to a limiting frame (18), and one end of the limiting frame (18) away from the connecting block (17) is in contact with the top of the flange blank (11).

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