Adapter device for bending of super-thick plate press

Abstract

The utility model discloses an adapter device for bending a super-thick plate press. The adapter device comprises an improved adapter, a jaw piece, a compression spring and a jaw fixing screw, during machining, the upper die is connected and fixed to the bottom of the pressing cutter through the improved adapter and the jaw piece, pressure is applied to the upper die through the pressing cutter, so that a bent part placed at the bottom of the upper die is bent under the action of the pressure, and the bottoms of the improved adapter and the jaw piece are both arranged to be wide planes. The bottom face of the improved conversion connector is flush with the bottom face of the jaw piece, the improved conversion connector and the jaw piece are both in contact with the plane of the back of the working face of the upper die, the total width of the bottom of the improved conversion connector and the bottom of the jaw piece is 230 mm, and therefore the die can well adapt to huge pressure brought to the die when a super-thick plate is bent, and a bent piece with the thickness of 100 mm can be machined.

Description

Technical Field

[0001] The utility model relates to the field of presses, in particular to a conversion joint device for bending an ultra-thick plate press. Background Art

[0002] A press is a machine that uses pressure to process plates. Xukuang has a bending part with a thickness of 100mm, an inner radius of 250mm and an angle of 80° that needs to be bent on a 3500-ton press. The 3000-ton press is equipped with a 3-meter-long T-shaped press knife, which can be equipped with up to 2 conversion joints at the bottom. The conversion joint can be installed with the upper die of the 3000-ton bending machine, and the heavy-loaded lower die is placed on the press workbench. Through the use of this series of molds, the bending process on the press is completed.

[0003] like Figure 5 As shown in the figure, the old version upper die 11, the old version conversion joint 22, the old version press knife 33, the old version bending part 44 and the old version jaw piece 55 are included, wherein taking into account the bending rebound and the bending angle, the old version upper die 11 for processing the bending part is designed to be R237.5, an upper die with a width of 389, and the die interface of the old version upper die 11 is a 3000-ton upper die interface mode, which is transferred to a 3500-ton press for use through the old version conversion joint 22. Due to the limitation of the die structure, the 3500-ton interface old version conversion joint 22 has a pressure arm width of only 62mm, which is only suitable for processing plates with a thickness of less than 50mm. If the old version upper die 11 is installed, it is obviously difficult to bend an ultra-thick plate of 100mm, and therefore a conversion joint device for ultra-thick plate press bending is proposed to solve the above problem. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a conversion joint device for ultra-thick plate press bending to solve the above problems.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a conversion joint device for bending an ultra-thick plate press, comprising an improved conversion joint for installation at the bottom of a press knife, the bottom of the improved conversion joint is connected to a jaw piece by a jaw fixing screw, a compression spring is installed in the side of the conversion joint that is docked with the jaw piece, the improved conversion joint, the jaw piece, the compression spring, and the jaw fixing screw constitute a conversion connection device, which fixes the upper die to the bottom of the press knife, and the working surface of the bottom of the upper die abuts against the bending part.

[0006] As a preferred technical solution of the utility model, a through groove is arranged on the top of the improved conversion joint, and the through groove is clamped on the bottom of the pressing knife. It also includes a connecting screw, and the connecting screw is inserted from the side of the improved conversion joint to fix the improved conversion joint to the pressing knife.

[0007] As a preferred technical solution of the utility model, the bottom of the improved conversion joint and the bottom of the jaw piece are spliced ​​to form a T-shaped positioning surface, and the neck of the top of the upper mold is clamped in the positioning surface formed by the improved conversion joint and the jaw piece.

[0008] As a preferred technical solution of the utility model, the bottoms of the improved conversion joint and the jaw piece are both set to be planes, and the bottom surface of the improved conversion joint is flush with the bottom surface of the jaw piece, and both are in contact with the plane on the back of the upper mold working surface.

[0009] As a preferred technical solution of the utility model, the jaw fixing screw is inserted from one side of the jaw piece and is threadedly fixed to the improved conversion joint, the compression spring is installed in a groove opened in the improved conversion joint, and the end of the compression spring abuts against the inner side of the jaw piece.

[0010] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0011] 1. The utility model forms a conversion connection device by improving a conversion joint, a jaw piece, a compression spring, a jaw fixing screw and a connecting screw, fixes the upper die at the bottom of the press cutter, and the working surface of the bottom of the upper die abuts against the bending part; the improved conversion joint is set to a 3500-ton conversion joint, the press cutter is set to a 3500-ton press cutter, the parameters of the upper die are set to 3000 tons R237.5, the jaw fixing screw is set to an M16X100 hexagon socket screw, the connecting screw is set to an M24X200 hexagon socket screw, and the thickness of the bending part is set to 100mm. The conversion joint and the jaw piece connect and fix the upper die to the bottom of the press cutter, and the press cutter applies pressure to the upper die, so that the bending part placed at the bottom of the upper die is bent by the pressure. The bottoms of the improved conversion joint and the jaw piece are both set as wide planes, and the bottom surface of the improved conversion joint is flush with the bottom surface of the jaw piece, and both are in contact with the plane on the back of the upper die working surface. The total width of the bottom of the improved conversion joint and the bottom of the jaw piece is set to 230mm, which is well adapted to the huge pressure brought to the die when bending ultra-thick plates, so that bending parts with a thickness of up to 100mm can be processed;

[0012] 2. The utility model has a jaw fixing screw that is inserted from one side of the jaw piece and is threadedly fixed to the improved conversion joint. The compression spring is installed in a groove provided in the improved conversion joint, and the end of the compression spring abuts against the inner side of the jaw piece. When disassembling, the jaw fixing screw is removed, and the jaw piece is pushed by the elastic force generated by the compression spring to be withdrawn, making it convenient to disassemble and replace the upper mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a complete structural schematic diagram of the utility model;

[0014] Figure 2 For this utility model Figure 1 Schematic diagram of the cross section in the BB direction;

[0015] Figure 3 It is a side cross-sectional view of the utility model;

[0016] Figure 4 For the utility model Figure 3 Middle partial enlarged picture;

[0017] Figure 5 This is an old version of the structure diagram of the present utility model.

[0018] Among them: 1. Upper die; 2. Improved conversion joint; 3. Jaw piece; 4. Compression spring; 5. Pressing knife; 6. Jaw fixing screw; 7. Connecting screw; 8. Bending part; 11. Old version upper die; 22. Old version conversion joint; 33. Old version pressing knife; 44. Old version bending part; 55. Old version jaw piece. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified.

[0020] Embodiment:

[0021] like Figure 1-5As shown, a conversion joint device for bending an ultra-thick plate press comprises an improved conversion joint 2 for installation at the bottom of a press cutter 5, the improved conversion joint 2 and the press cutter 5 are fixed by a connecting screw 7, a jaw piece 3 is installed at the bottom of the improved conversion joint 2, the jaw piece 3 and the improved conversion joint 2 are connected by a jaw fixing screw 6, and a compression spring 4 is installed in the side where the improved conversion joint 2 and the jaw piece 3 are connected, the improved conversion joint 2, the jaw piece 3, the compression spring 4, the jaw fixing screw 6 and the connecting screw 7 constitute a conversion connection device, which fixes the upper die 1 at the bottom of the press cutter 5, and the working bottom of the upper die 1 The surface is in contact with the bending part 8; the improved conversion joint 2 is set to a 3500-ton conversion joint, the press 5 is set to a 3500-ton press, the parameters of the upper die 1 are set to 3000 tons R237.5, the jaw fixing screw 6 is set to an M16X100 hexagon socket screw, the connecting screw 7 is set to an M24X200 hexagon socket screw, and the thickness of the bending part 8 is set to 100mm. During processing, the upper die 1 is connected and fixed to the bottom of the press 5 by the improved conversion joint 2 and the jaw piece 3, and pressure is applied to the upper die 1 through the press 5, so that the bending part 8 placed at the bottom of the upper die 1 is bent by the pressure.

[0022] In other embodiments, a through groove is provided on the top of the improved conversion joint 2, which is clamped on the bottom of the pressing knife 5, and a connecting screw 7 is inserted from the side of the improved conversion joint 2 to fix the improved conversion joint 2 to the pressing knife 5. The improved conversion joint 2 is fixed by the connecting screw 7, and the improved conversion joint 2 can be removed from the bottom of the pressing knife 5 by removing the connecting screw 7.

[0023] In other embodiments, the bottom of the improved conversion joint 2 and the bottom of the jaw piece 3 are spliced ​​to form a T-shaped positioning surface, and the neck of the top of the upper mold 1 is clamped in the positioning surface formed by the improved conversion joint 2 and the jaw piece 3, and the neck of the top of the upper mold 1 is clamped and fixed by the improved conversion joint 2 and the jaw piece 3.

[0024] In other embodiments, the bottoms of the improved conversion joint 2 and the jaw piece 3 are both set to be wide planes, and the bottom surface of the improved conversion joint 2 is flush with the bottom surface of the jaw piece 3, and both are in contact with the plane on the back of the working surface of the upper mold 1. The total width of the bottom of the improved conversion joint 2 and the bottom of the jaw piece 3 is set to 230mm, thereby well adapting to the huge pressure brought to the mold when bending ultra-thick plates.

[0025] In other embodiments, the jaw fixing screw 6 is inserted from one side of the jaw piece 3 and threadedly fixed to the improved conversion joint 2, the compression spring 4 is installed in a groove opened in the improved conversion joint 2, and the end of the compression spring 4 abuts against the inner side of the jaw piece 3. During disassembly, the jaw fixing screw 6 is removed, and the jaw piece 3 is pushed by the elastic force generated by the compression spring 4, and the jaw piece 3 is withdrawn, thereby facilitating the disassembly and replacement of the upper mold 1.

[0026] Among them, the old version upper die 11, the old version pressing knife 33, and the old version bending part 44 are unchanged from the new version parts.

[0027] The working principle of the utility model is as follows: when in use, the upper die 1 is fixed to the bottom of the pressing knife 5 by means of the improved conversion joint 2, the jaw piece 3, the compression spring 4, the jaw fixing screw 6 and the connecting screw 7, and the working surface of the bottom of the upper die 1 is in contact with the bending part 8; the improved conversion joint 2 is set as a 3500-ton conversion joint, the pressing knife 5 is set as a 3500-ton pressing knife, the parameters of the upper die 1 are set as 3000-ton R237.5, the jaw fixing screw 6 is set as an M16X100 hexagon socket screw, the connecting screw 7 is set as an M24X200 hexagon socket screw, and the thickness of the bending part 8 is set to 100 mm. The improved conversion joint 2 and the jaw piece 3 connect and fix the upper mold 1 to the bottom of the pressing tool 5, and pressure is applied to the upper mold 1 through the pressing tool 5, so that the bending part 8 placed on the bottom of the upper mold 1 is bent due to the pressure. The bottoms of the improved conversion joint 2 and the jaw piece 3 are both set to be wide planes, and the bottom surface of the improved conversion joint 2 is flush with the bottom surface of the jaw piece 3, and both are in contact with the plane on the back of the working surface of the upper mold 1. The total width of the bottom of the improved conversion joint 2 and the bottom of the jaw piece 3 is set to 230mm, which is well adapted to the huge pressure brought to the mold when bending ultra-thick plates, so that the bending part 8 with a thickness of up to 100mm can be processed.

[0028] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A conversion joint device for ultra-thick plate press bending, characterized in that: The invention comprises an improved conversion joint (2) for being installed at the bottom of a pressing knife (5); the bottom of the improved conversion joint (2) is connected to a jaw piece (3) via a jaw fixing screw (6); a compression spring (4) is installed in the side where the conversion joint (2) is connected to the jaw piece (3); the improved conversion joint (2), the jaw piece (3), the compression spring (4) and the jaw fixing screw (6) constitute a conversion connection device, which fixes the upper die (1) at the bottom of the pressing knife (5), and the working surface at the bottom of the upper die (1) is in contact with the bending part (8).

2. The conversion joint device for ultra-thick plate press bending according to claim 1 is characterized in that: The improved conversion joint (2) is provided with a through slot at the top, the through slot is clamped at the bottom of the pressing knife (5), and also includes a connecting screw (7), the connecting screw (7) is inserted from the side of the improved conversion joint (2) to fix the improved conversion joint (2) and the pressing knife (5).

3. The conversion joint device for ultra-thick plate press bending according to claim 1 is characterized in that: The bottom of the improved conversion joint (2) and the bottom of the jaw piece (3) are spliced ​​to form a T-shaped positioning surface, and the neck of the top of the upper mold (1) is clamped in the positioning surface formed by the improved conversion joint (2) and the jaw piece (3).

4. The conversion joint device for ultra-thick plate press bending according to claim 1 is characterized in that: The bottoms of the improved conversion joint (2) and the jaw piece (3) are both arranged to be planes, and the bottom surface of the improved conversion joint (2) and the bottom surface of the jaw piece (3) are flush, and both are in contact with the plane on the back of the working surface of the upper mold (1).

5. The conversion joint device for ultra-thick plate press bending according to claim 1 is characterized in that: The jaw fixing screw (6) is inserted from one side of the jaw piece (3) and is threadedly fixed to the improved conversion joint (2); the compression spring (4) is installed in a groove provided in the improved conversion joint (2), and the end of the compression spring (4) abuts against the inner side of the jaw piece (3).

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