Material supporting structure for stamping die

Abstract

The material supporting structure for the stamping die is arranged on a die body, the die body comprises a movable male die and a driving block, the material supporting structure for the stamping die comprises a fixed block and a material supporting rod, the fixed block is arranged on the movable male die, and the material supporting rod is movably arranged in the fixed block in a penetrating mode. The end, away from the movable male die, of the material supporting rod abuts against the driving block, a supporting assembly is arranged on the material supporting rod, and the supporting assembly can support the material supporting rod after the movable male die returns, so that the material supporting rod supports a workpiece, the workpiece is prevented from deviating, the situation that a mechanical arm fails to take the workpiece after stamping is avoided, and the production efficiency is improved. According to the material supporting structure for the stamping die, the workpiece can be supported after the movable male die retreats, the workpiece is prevented from deviating after the movable male die retreats, the workpiece taking failure of a mechanical arm is avoided, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of punch die, concretely, the utility model relates to a material supporting structure for punch die. BACKGROUND

[0002] A general stamping production line is composed of 4 to 5 stamping machines, which leads to the fact that the side overturning process cannot be avoided in the process arrangement of some complex automobile parts, when the die has the side overturning process, the movable punch needs to be retracted to the outside of the negative angle area before the part is taken out, so as to ensure that the part can be smoothly taken out from the die, for complex parts such as side walls, fenders and back door outer plates, the negative angle area is large, and after the movable punch is retracted, the part is unstable due to the small area of the punch insert block supporting the part, and the part is easy to deviate, which leads to the failure of the mechanical hand to take the part, and the die cannot work during the rectification process, thereby reducing the production efficiency.

[0003] To solve the above problems, the patent document with the application number 202021173873X provides a stamping die material supporting and positioning structure and a stamping die assembly, the stamping die material supporting and positioning structure comprises a positioning plate and a rotating shaft arranged on the positioning plate, further comprising: a material supporting counterweight, the material supporting counterweight penetrates the positioning plate and is rotatably connected with the positioning plate through the rotating shaft; there is a gap between the material supporting counterweight and the positioning plate; at least one magnet, at least one of the magnets is arranged in the gap, each magnet is fixedly connected with the positioning plate, and each magnet can attract the material supporting counterweight, but cannot solve the above problems. SUMMARY

[0004] The utility model is carried out in order to solve the above problems, aims at providing a material supporting structure for stamping die, which can support the part after the movable punch is retracted, can avoid the deviation of the part after the movable punch is retracted, can avoid the failure of the mechanical hand to take the part, and can improve the production efficiency, in order to achieve the above purpose, the technical scheme adopted by the utility model is:

[0005] The utility model provides a material supporting structure for stamping die is provided on the die body, the die body includes movable punch and drive block, has such characteristics, including fixed block and material supporting rod, fixed block is provided on movable punch, material supporting rod is movably arranged in fixed block, the end of material supporting rod away from movable punch is abutted with drive block, and supporting assembly is arranged on material supporting rod.

[0006] In the material supporting structure for stamping die provided by the utility model, the fixed block can also have the following characteristics: a through hole is arranged on the fixed block, and the material supporting rod is movably arranged in the through hole.

[0007] The material supporting structure for stamping die has the characteristics that a sleeve is arranged in the through hole, the material supporting rod is movably arranged in the sleeve, a guide recess is arranged on the inner wall of the sleeve, and a guide protrusion matched with the guide recess is arranged on the material supporting rod.

[0008] The material supporting structure for stamping die has the characteristics that the supporting assembly comprises a helical spring and a fastening nut, the helical spring is sleeved on the material supporting rod, the fastening nut is screwed on the material supporting rod, one end of the helical spring abuts against the fixed block, and the other end of the helical spring abuts against the fastening nut.

[0009] The material supporting structure for stamping die has the characteristics that the material supporting structure further comprises a backing plate, the backing plate is arranged on the driving block, and one end of the material supporting rod, which is away from the movable punch, abuts against the backing plate.

[0010] The material supporting structure for stamping die has the characteristics that one end of the material supporting rod, which is close to the backing plate, is provided with a rotating hole, a rotating shaft is arranged in the rotating hole, and a cam is sleeved on the rotating shaft.

[0011] The material supporting structure for stamping die has the characteristics that the material supporting rod comprises a first section, a second section and a third section, the two ends of the second section are connected with the first section and the third section respectively, the guide protrusion is arranged on the first section, the helical spring is sleeved on the second section, and the fastening nut is screwed on the third section.

[0012] The material supporting structure for stamping die has the characteristics that one end of the first section, which is away from the second section, is provided with a material supporting protrusion.

[0013] The material supporting structure for stamping die has the characteristics that the movable punch is provided with a movable groove matched with the material supporting protrusion, and the material supporting protrusion is movably arranged in the movable groove.

[0014] The material supporting structure for stamping die has the characteristics that the material supporting structure is arranged on the die body, the die body comprises a movable punch and a driving block, the material supporting structure comprises a fixed block and a material supporting rod, the fixed block is arranged on the movable punch, the material supporting rod is movably arranged in the fixed block, one end of the material supporting rod, which is away from the movable punch, abuts against the driving block, the material supporting rod is provided with a supporting assembly, the supporting assembly can support the material supporting rod after the movable punch is retracted, the material supporting rod supports the workpiece, the workpiece is prevented from being deviated, the workpiece is prevented from being failed to be taken by the mechanical hand after stamping, and the production efficiency is improved.

[0015] Therefore, the supporting material structure for the stamping die can support the workpiece after the movable punch retreats, avoids the workpiece from deviating after the movable punch retreats, avoids the failure of the manipulator in taking the workpiece, and improves the production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] The present specification includes the following drawings, and the shown contents are respectively:

[0017] Figure 1 is a structure schematic view of the supporting material structure for the stamping die in the embodiment of the utility model;

[0018] Figure 2 is an exploded view of the supporting material structure for the stamping die in the embodiment of the utility model;

[0019] Figure 3 is a structure schematic view of the supporting material structure for the stamping die arranged between the driving block and the movable punch in the embodiment of the utility model;

[0020] Figure 4 is a structure schematic view of the supporting material rod in the embodiment of the utility model;

[0021] Figure 5 is a structure schematic view of the sleeve in the embodiment of the utility model.

[0022] In the drawing, 1 is a die body, 2 is a movable punch, 3 is a driving block, 4 is a movable groove, 10 is a fixed block, 11 is a through hole, 12 is a sleeve, 121 is a guide recess, 20 is a supporting material rod, 21 is a first section, 211 is a guide protrusion, 22 is a second section, 23 is a third section, 24 is a supporting material protrusion, 25 is a rotating hole, 26 is a rotating shaft, 27 is a cam, 30 is a supporting assembly, 31 is a helical spring, 32 is a fastening nut, 33 is a gasket, and 40 is a backing plate. DETAILED DESCRIPTION

[0023] The specific embodiments of the present application are further described in detail below with reference to the drawings, and the purpose is to help the skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical scheme of the present application, and to help its implementation.

[0024] Figure 1 is a structure schematic view of the supporting material structure for the stamping die in the embodiment of the utility model; Figure 2 is an exploded view of the supporting material structure for the stamping die in the embodiment of the utility model; Figure 3 is a structure schematic view of the supporting material structure for the stamping die arranged between the driving block and the movable punch in the embodiment of the utility model.

[0025] As Figure 1 , Figure 2 andFigure 3 As shown, the stamping die support structure provided by this utility model is set on the die body 1. The die body 1 includes a movable punch 2 and a drive block 3. The stamping die support structure includes a fixed block 10 and a support rod 20. The fixed block 10 is set on the movable punch 2. The support rod 20 is movably inserted into the fixed block 10. The end of the support rod 20 away from the movable punch 2 abuts against the drive block 3. The support rod 20 is provided with a support component 30. The support component 30 can support the support rod 20 after the movable punch 2 retracts, so that the support rod 20 supports the workpiece, thereby preventing the workpiece from shifting, avoiding failure of the robot to pick up the workpiece after stamping, and improving production efficiency.

[0026] Figure 4 This is a schematic diagram of the material support rod in an embodiment of this utility model.

[0027] like Figure 4 As shown, the material support rod 20 includes a first segment 21, a second segment 22, and a third segment 23. The two ends of the second segment 22 are connected to the first segment 21 and the third segment 23, respectively. The end of the first segment 21 away from the second segment 22 is provided with a material support protrusion 24. The movable punch 2 is provided with a movable groove 4 that matches the material support protrusion 24. The material support protrusion 24 is movably disposed in the movable groove 4. When the movable punch 2 retracts, the support assembly 30 supports the material support rod 20, so that the material support protrusion 24 is pushed out from the movable groove 4 and abuts against the workpiece, thereby supporting the workpiece and preventing the workpiece from shifting. This avoids the robot arm failing to pick up the workpiece after stamping and improves production efficiency.

[0028] The diameter of the first segment 21 is larger than the diameter of the second segment 22, and the diameter of the second segment 22 is larger than the diameter of the third segment 23, making the material support rod 20 a stepped rod, which improves the structural strength of the material support rod 20.

[0029] Figure 5 This is a schematic diagram of the sleeve structure in an embodiment of this utility model.

[0030] A fixed block 10 is mounted on the movable punch 2. The fixed block 10 has a through hole 11, the position of which corresponds to the position of the movable groove 4. A material support rod 20 is movably inserted into the through hole 11. A sleeve 12 is provided inside the through hole 11, and the material support rod 20 is slidably inserted into the sleeve 12. The material support rod 20 and the sleeve 12 are connected by an interference fit, and the sleeve 12 and the through hole 11 are connected by an interference fit. Figure 5As shown, the inner wall of the sleeve 12 is provided with a guide groove 121, the diameter of the first segment 21 of the material supporting rod 20 is matched with the inner diameter of the sleeve 12, the first segment 21 of the material supporting rod 20 is provided with a guide protrusion 211 matched with the guide groove 121, the guide protrusion 211 is movably arranged on the guide groove 121, the guide groove 121 is arranged axially along the sleeve 12 and is in a strip shape, so that the movement of the material supporting rod 20 can be limited, so that the material supporting rod 20 can be lifted along the axial direction of the sleeve 12, and relative rotation between the material supporting rod 20 and the sleeve 12 is prevented, and the reliability of the structure is improved.

[0031] The supporting assembly 30 comprises a spiral spring 31 and a fastening nut 32, the spiral spring 31 is matched with the second segment 22 of the material supporting rod 20, the spiral spring 31 is sleeved on the material supporting rod 20 and located at the second segment 22, the fastening nut 32 is screwed on the third segment 23 of the material supporting rod 20, one end of the spiral spring 31 abuts against the fixed block 10, the other end of the spiral spring 31 abuts against the fastening nut 32, when the movable punch 2 is retracted, the fixed block 10 compresses the spiral spring 31, the material supporting protrusion 24 is ejected from the movable groove 4 and abuts against the workpiece, so as to support the workpiece, thereby preventing the workpiece from being deviated, avoiding the failure of the manipulator in taking the workpiece after stamping, and improving the production efficiency. The gasket 33 is arranged between the fastening nut 32 and the spiral spring 31, the gasket 33 can prevent the fastening nut 32 from loosening, and the structural reliability of the supporting assembly 30 is improved.

[0032] The material supporting structure for the stamping die further comprises a backing plate 40, the backing plate 40 is arranged on the driving block 3, one end of the material supporting rod 20 away from the movable punch 2 abuts against the backing plate 40, the driving block 3 can drive the movable punch 2 to be in place or to be retracted, and the end of the material supporting rod 20 close to the backing plate 40 always abuts against the backing plate 40 in the process that the movable punch 2 is in place or is retracted, so as to ensure that the material supporting rod 20 can be ejected and abut against the workpiece in the retraction process of the movable punch 2, so as to support the workpiece, thereby preventing the workpiece from being deviated, avoiding the failure of the manipulator in taking the workpiece after stamping, and improving the production efficiency.

[0033] One end of the material supporting rod 20 close to the backing plate 40 is provided with a rotating hole 25, a rotating shaft 26 is arranged in the rotating hole 25, the rotating shaft 26 is arranged in the rotating hole 25 in a manner of interference fit, a cam 27 is sleeved on the rotating shaft 26, the cam 27 is rotatably arranged on the rotating shaft 26, the cam 27 abuts against the backing plate 40, the friction between the material supporting rod 20 and the backing plate 40 can be reduced, and the reliability of the structure is improved.

[0034] The stamping die material supporting structure provided by the utility model is arranged on the die body 1, the die body 1 includes a movable punch 2 and a driving block 3, the stamping die material supporting structure includes a fixing block 10 and a material supporting rod 20, the fixing block 10 is arranged on the movable punch 2, the material supporting rod 20 is movably arranged in the fixing block 10, one end of the material supporting rod 20, away from the movable punch 2, is in abutment with the driving block 3, a supporting assembly 30 is arranged on the material supporting rod 20, the supporting assembly 30 can support the material supporting rod 20 after the movable punch 2 is retracted, so that the material supporting rod 20 supports the workpiece, thereby preventing the workpiece from being deviated, avoiding the failure of the mechanical hand in taking the workpiece after stamping, and improving the production efficiency, the stamping die material supporting structure provided by the utility model can support the workpiece after the movable punch is retracted, avoids the deviation of the workpiece after the movable punch is retracted, avoids the failure of the mechanical hand in taking the workpiece, and improves the production efficiency.

[0035] The utility model is described exemplarily above in combination with the drawings. Obviously, the specific implementation of the utility model is not limited by the above-mentioned mode. As long as various non-essential improvements are made by adopting the method concept and technical scheme of the utility model, or the above-mentioned concept and technical scheme of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A material supporting structure for a press die, provided on a die body, the die body (1) comprising a movable punch (2) and a driving block (3), characterized in that, The utility model provides a material supporting device, including fixed block (10) and material supporting rod (20), fixed block (10) sets up on movable male die (2), material supporting rod (20) movably passes in fixed block (10), the one end of material supporting rod (20) is away from movable male die (2) and is in abutment with drive block (3), and material supporting rod (20) is equipped with support subassembly (30).

2. The material supporting structure for a press die according to claim 1, wherein The fixed block (10) is provided with a through hole (11), and the material supporting rod (20) is movably arranged in the through hole (11).

3. The material supporting structure for a press die according to claim 2, wherein The through hole (11) is provided with a sleeve (12), the material supporting rod (20) is movably arranged in the sleeve (12), and the inner wall of the sleeve (12) is provided with a guide groove (121).

4. The material supporting structure for a press die according to claim 3, wherein The support assembly (30) includes a coil spring (31) and a fastening nut (32), the coil spring (31) is sleeved on the material supporting rod (20), the fastening nut (32) is screwed on the material supporting rod (20), one end of the coil spring (31) is in abutment with the fixed block (10), and the other end of the coil spring (31) is in abutment with the fastening nut (32).

5. The material supporting structure for a press die according to claim 4, wherein The utility model also includes a backing plate (40), the backing plate (40) is arranged on the drive block (3), and the one end of the material supporting rod (20) away from the movable male die (2) is in abutment with the backing plate (40).

6. The material supporting structure for a press mold according to claim 5, wherein The one end of the material supporting rod (20) close to the backing plate (40) is provided with a rotating hole (25), the rotating hole (25) is provided with a rotating shaft (26), and the rotating shaft (26) is sleeved with a cam (27).

7. The material supporting structure for a press die according to claim 6, wherein The material supporting rod (20) includes a first segment (21), a second segment (22) and a third segment (23), the two ends of the second segment (22) are connected with the first segment (21) and the third segment (23) respectively, the guide protrusion (211) is arranged on the first segment (21), the coil spring (31) is sleeved on the second segment (22), and the fastening nut (32) is screwed on the third segment (23).

8. The material supporting structure for a press die according to claim 7, wherein The one end of the first segment (21) away from the second segment (22) is provided with a material supporting protrusion (24).

9. The material supporting structure for a press die according to claim 8, wherein The movable male die (2) is provided with a movable groove (4) matched with the material supporting protrusion (24), and the material supporting protrusion (24) is movably arranged in the movable groove (4).

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