Regular porous sheet tensile experiment sample preparation blanking die

Abstract

The utility model discloses a regular porous sheet tensile test sample preparation blanking die which comprises a die handle, an upper die plate, a male die fixing plate, a male die, a discharging plate, a lower die base and a material pushing and positioning device, the upper end of the male die is clamped in a clamping groove, and the lower end of the male die is arranged in a second installation through hole and a second installation through hole in a sliding mode. When the press machine drives the male die fixing plate and the male die to move downwards together, the lower end of the male die penetrates through the first installation through hole and then is located in the second installation through hole, and the regular porous thin plate is punched. The material pushing and positioning device comprises a first positioning pin, a second positioning pin, a middle positioning plate, a first guide rail and a second guide rail, the first positioning pin is installed in the first guide rail in a sliding mode, and the second positioning pin is installed in the second guide rail in a sliding mode. The regular porous thin plate tensile experiment sample preparation blanking die provided by the utility model meets the requirements of large-batch mechanical tensile experiment sample preparation of regular porous thin plates, the sample preparation efficiency and precision are high, and the accuracy of the experiment is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of material tensile testing, and more specifically to a sample making and blanking die for a regular porous thin plate tensile testing. Background Art

[0002] The mold technology used for tensile test sample preparation is a relatively mature technology. It can meet the needs of large-scale test sample preparation, ensure the consistency of samples, and has high sample preparation accuracy, thus ensuring the accuracy of the experiment.

[0003] Patent CN219121913U discloses a tensile sample preparation device, including a line drawing mechanism, the line drawing mechanism includes a manipulator and a line drawing assembly driven by the manipulator, the line drawing assembly includes a plurality of line drawing components for forming a plurality of identification lines on the surface of the test piece, and the spacing between the plurality of line drawing components is adjustable. The disadvantage of the above-mentioned prior art is that most of the methods currently used for preparing samples of regular porous thin plate tensile test samples are manual marking and cutting methods, which have relatively low sample preparation efficiency and accuracy and cannot meet the requirements of large-scale experimental sample preparation.

[0004] Therefore, it is necessary to solve the above technical problems. Utility Model Content

[0005] In view of this, the purpose of the utility model is to propose a regular porous thin plate tensile test sample preparation punching die to meet the regular porous thin plate large-scale mechanical tensile test sample preparation requirements, sample preparation efficiency and precision, to ensure the accuracy of the experiment.

[0006] Based on the above purpose, the utility model provides a regular porous thin plate tensile test sample blanking die, including a die handle, an upper die plate, a punch fixing plate, a punch, a stripping plate, a lower die seat, and a pusher positioning device, wherein: the die handle is installed on the upper die plate, and the die handle is used to connect with a press; the top surface of the punch fixing plate is installed on the upper die plate, and the bottom surface of the punch fixing plate is provided with a card groove, and the upper end of the punch is clamped in the card groove; the stripping plate is provided with a first mounting through hole, and the lower die seat includes a mounting surface, and a second mounting through hole is provided on the mounting surface, and the mounting surface is used to place a regular porous thin plate, and the lower end of the punch can be slidably arranged in the second mounting through hole and the second mounting through hole along the vertical direction. When the press drives the punch fixing plate and the When the punch moves downward together, the lower end of the punch passes through the first mounting through hole and is located in the second mounting through hole, thereby punching the regular porous thin plate; a hollow cavity is provided in the lower die seat, and the hollow cavity is communicated with the second mounting through hole; the push material positioning device is located in the hollow cavity, and the push material positioning device includes a first positioning pin, a second positioning pin, an intermediate positioning plate, a first guide rail, and a second guide rail, the intermediate positioning plate is installed on the mounting surface, the first guide rail and the second guide rail are both installed on the mounting surface, the first positioning pin can be slidably installed in the first guide rail, the second positioning pin can be slidably installed in the second guide rail, and the first positioning pin and the second positioning pin are respectively used to be inserted into two holes in the regular porous thin plate.

[0007] Optionally, the pusher positioning device also includes an intermediate connecting rod, a first swing connecting rod, and a second swing connecting rod. The middle part of the intermediate connecting rod is rotatably mounted on the intermediate positioning plate, one end of the intermediate connecting rod is rotatably mounted on one end of the first swing connecting rod, and the other end of the first swing connecting rod is fixedly mounted on the first positioning pin. The other end of the intermediate connecting rod is rotatably mounted on one end of the second swing connecting rod, and the other end of the second swing connecting rod is fixedly mounted on the second positioning pin.

[0008] Optionally, the push material positioning device also includes an adjusting spring, a sliding block, a matching adjusting bolt and a nut. The sliding block is provided with a sliding groove, and the sliding block is installed on the side of the second guide rail away from the intermediate connecting rod. The sliding groove is perpendicular to the sliding direction of the second guide rail. The second positioning pin passes through the second guide rail and the sliding groove and can be slidably arranged in the sliding groove. One end of the adjusting spring is installed at the bottom of the sliding groove, and the other end of the adjusting spring is abutted against the second positioning pin. The nut is installed outside the notch of the sliding groove, and the adjusting bolt is threaded into the nut and abuts against the side wall of the second positioning pin.

[0009] Optionally, the top surface of the punch fixing plate is threadedly mounted on the upper mold plate.

[0010] Optionally, it also includes four guide sleeves, four first guide columns and two stripper plate springs, the four guide sleeves are respectively installed at the four corners of the punch fixing plate, one end of the stripper plate spring is installed on the bottom surface of the punch fixing plate, the other end of the stripper plate spring is installed on the top surface of the stripper plate, the two stripper plate springs are relatively arranged at both ends of the stripper plate, and the four first guide columns are sequentially passed through the lower die base, the stripper plate and the guide sleeves and then installed on the punch fixing plate.

[0011] Optionally, the push plate positioning device also includes a push plate, a push plate spring and a second guide column, the push plate is located below the second mounting through hole, a mounting groove is provided on the middle positioning plate, the second guide column is embedded in the push plate spring, one end of the push plate spring is embedded in the mounting groove, and the other end of the push plate spring is installed on the bottom surface of the push plate.

[0012] Optionally, the intermediate positioning plate is threadedly mounted on the mounting surface.

[0013] Optionally, the first guide rail and the second guide rail are both threadedly mounted on the mounting surface.

[0014] The utility model provides a regular porous thin plate tensile test sample blanking die, comprising a die handle, an upper die plate, a punch fixing plate, a punch, a stripping plate, a lower die seat, and a pusher positioning device. First, the die handle is mounted on the upper die plate, the punch fixing plate is mounted on the upper die plate, the upper end of the punch is clamped on the bottom surface of the punch fixing plate, and the lower end of the punch is slidably arranged in a first mounting through hole in the stripping plate and a second mounting through hole in the lower die seat along a vertical direction; then, the pusher positioning device is mounted on the lower die seat and is located in the middle In the cavity, the first locating pin and the second locating pin are respectively inserted into the two holes in the regular porous thin plate, so as to position the regular porous thin plate; finally, when the press drives the punch fixing plate and the punch to move downward together, the lower end of the punch passes through the first mounting through hole and is located in the second mounting through hole, so as to punch out the regular porous thin plate, avoiding manual marking and cutting of the regular porous thin plate, meeting the sample preparation requirements, sample preparation efficiency and precision of large-scale mechanical tensile test of regular porous thin plates, and ensuring the accuracy of the experiment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, which will help to understand the purpose and advantages of the present invention, wherein:

[0016] Figure 1 It is a structural schematic diagram of a sample blanking die for a regular porous thin plate tensile test according to an embodiment of the utility model;

[0017] Figure 2 An exploded view of a sample blanking die for a regular porous thin plate tensile test according to an embodiment of the utility model;

[0018] Figure 3 It is a partial schematic diagram of a sample blanking die for a regular porous thin plate tensile test according to an embodiment of the utility model;

[0019] Figure 4 It is a first view of a material pushing and positioning device in a sample preparation and blanking die for a regular porous thin plate tensile test according to an embodiment of the utility model;

[0020] Figure 5 A second view of the material pushing and positioning device in the sample preparation and blanking die of the regular porous thin plate tensile test according to one embodiment of the utility model;

[0021] Figure 6 It is a schematic diagram of a material pushing and positioning device in a sample preparation and blanking die for a regular porous thin plate tensile test according to an embodiment of the utility model installed in a lower die seat;

[0022] Figure 7 The utility model is a schematic diagram of the installation of a push plate in a sample preparation and blanking die for a regular porous thin plate tensile test according to an embodiment of the present invention.

[0023] Description of reference numerals:

[0024] 1: Die handle; 2: Upper die plate; 3: Punch fixing plate; 4: Punch; 5: Unloading plate; 6: Lower die seat; 7: Pusher positioning device; 8: First mounting through hole; 9: Mounting surface; 10: Second mounting through hole; 11: First positioning pin; 12: Second positioning pin; 13: Intermediate positioning plate; 14: First guide rail; 15: Second guide rail; 16: Intermediate connecting rod; 17: First swing connecting rod; 18: Second swing connecting rod; 19: Adjusting spring; 20: Sliding block; 21: Adjusting bolt; 22: Nut; 23: Sliding groove; 24: Guide sleeve; 25: First guide column; 26: Unloading plate spring; 27: Unloading plate; 28: Pusher plate spring. DETAILED DESCRIPTION

[0025] The present invention is described in detail below in conjunction with the embodiments. The same components are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0026] like Figures 1 to 6As shown, the regular porous thin plate tensile test sample blanking die provided by the utility model comprises a die handle 1, an upper die plate 2, a punch 4 fixing plate 3, a punch 4, a stripper plate 5, a lower die seat 6, and a pusher positioning device 7, wherein: the die handle 1 is mounted on the upper die plate 2, and the die handle 1 is used to be connected to a press; the top surface of the punch 4 fixing plate 3 is mounted on the upper die plate 2, and a card slot is provided on the bottom surface of the punch 4 fixing plate 3, and the upper end of the punch 4 is carded in the card slot; the stripper plate 5 is provided with a first mounting through hole 8, and the lower die seat 6 comprises a mounting surface 9, and a second mounting through hole 10 is provided on the mounting surface 9, and the mounting surface 9 is used to place the regular porous thin plate, and the lower end of the punch 4 can be slidably arranged in the second mounting through hole 10 and the second mounting through hole 10 along the vertical direction, when the press drives the punch 4 fixing plate 3 and the punch 4 When moving downward together, the lower end of the punch 4 passes through the first mounting hole 8 and is located in the second mounting hole 10, thereby punching the regular porous thin plate; a hollow cavity is provided in the lower die base 6, and the hollow cavity is communicated with the second mounting hole 10; the pusher positioning device 7 is located in the hollow cavity, and the pusher positioning device 7 includes a first positioning pin 11, a second positioning pin 12, an intermediate positioning plate 13, a first guide rail 14, and a second guide rail 15. The intermediate positioning plate 13 is installed on the mounting surface 9, and the first guide rail 14 and the second guide rail 15 are both installed on the mounting surface 9. The first positioning pin 11 is slidably installed in the first guide rail 14, and the second positioning pin 12 is slidably installed in the second guide rail 15. The first positioning pin 11 and the second positioning pin 12 are respectively used to be inserted into two holes in the regular porous thin plate.

[0027] The utility model provides a regular porous thin plate tensile test sample blanking die, comprising a die handle 1, an upper die plate 2, a punch 4 fixing plate 3, a punch 4, a stripping plate 5, a lower die seat 6, and a pusher positioning device 7. First, the die handle 1 is installed on the upper die plate 2, the punch 4 fixing plate 3 is installed on the upper die plate 2, the upper end of the punch 4 is clamped on the bottom surface of the punch 4 fixing plate 3, and the lower end of the punch 4 is slidably arranged in a first mounting through hole 8 in the stripping plate 5 and a second mounting through hole 10 in the lower die seat 6 along a vertical direction; then, the pusher positioning device 7 is installed on the lower die seat 6, and located in the hollow cavity, the first locating pin 11 and the second locating pin 12 are respectively inserted into the two holes in the regular porous thin plate, so as to position the regular porous thin plate; finally, when the press drives the punch 4, the fixing plate 3 and the punch 4 to move downward together, the lower end of the punch 4 passes through the first mounting through hole 8 and is located in the second mounting through hole 10, so as to punch out the regular porous thin plate, avoiding manual marking and cutting of the regular porous thin plate, meeting the sample preparation requirements, sample preparation efficiency and accuracy of large-scale mechanical tensile test of regular porous thin plates, and ensuring the accuracy of the experiment.

[0028] like Figures 2 to 6As shown, the pusher positioning device 7 also includes an intermediate link 16, a first swing link 17, and a second swing link 18. The middle part of the intermediate link 16 is rotatably mounted on the intermediate positioning plate 13, one end of the intermediate link 16 is rotatably mounted on one end of the first swing link 17, the other end of the first swing link 17 is fixedly mounted on the first positioning pin 11, the other end of the intermediate link 16 is rotatably mounted on one end of the second swing link 18, and the other end of the second swing link 18 is fixedly mounted on the second positioning pin 12. In this embodiment, the rotation of the intermediate link 16 drives the first positioning pin 11 to slide on the first guide rail 14 and the second positioning pin 12 to slide on the second guide rail 15, so that the first positioning pin 11 and the second positioning pin 12 can be adjusted to be respectively inserted into the two holes in the regular porous thin plate, thereby improving the convenience of using the regular porous thin plate tensile test sample preparation punching die.

[0029] like Figures 3 to 6 As shown, the push material positioning device 7 also includes an adjusting spring 19, a sliding block 20, a matching adjusting bolt 21 and a nut 22. A sliding groove 23 is opened on the sliding block 20. The sliding block 20 is installed on the side of the second guide rail 15 away from the intermediate connecting rod 16. The sliding groove 23 is vertically cross-arranged with the sliding direction of the second guide rail 15. The second positioning pin 12 passes through the second guide rail 15 and the sliding groove 23 and can be slidably arranged in the sliding groove 23. One end of the adjusting spring 19 is installed at the bottom of the sliding groove 23, and the other end of the adjusting spring 19 is abutted against the second positioning pin 12. The nut 22 is installed outside the notch of the sliding groove 23, and the adjusting bolt 21 is threadedly installed into the nut 22 and abuts against the side wall of the second positioning pin 12. In this embodiment, by screwing the adjustment bolt 21 in or out, the position of the second positioning pin 12 in the sliding groove 23 is pushed, so that the second positioning pin 12 can be more conveniently aligned with the hole inserted in the regular porous thin plate, thereby improving the ease of use of the regular porous thin plate tensile test sample punching die.

[0030] In one embodiment of the utility model, the top surface of the fixing plate 3 of the punch 4 is threadedly mounted on the upper mold plate 2, which improves the convenience of disassembling and assembling the regular porous thin plate tensile test sample blanking die.

[0031] like Figure 2As shown, it also includes four guide sleeves 24, four first guide pillars 25 and two stripper plate springs 26. The four guide sleeves 24 are respectively installed at the four corners of the punch 4 fixed plate 3, one end of the stripper plate spring 26 is installed on the bottom surface of the punch 4 fixed plate 3, and the other end of the stripper plate spring 26 is installed on the top surface of the stripper plate 5. The two stripper plate springs 26 are relatively arranged at both ends of the stripper plate 5, and the four first guide pillars 25 are sequentially passed through the lower die base 6, the stripper plate 5 and the guide sleeves 24 and then installed on the punch 4 fixed plate 3. In this embodiment, when the punch 4 fixed plate 3 and the punch 4 move downward together, the stripper plate spring 26 can buffer the downward force, thereby improving the structural stability of the regular porous thin plate tensile test sample blanking die.

[0032] like Figure 7 As shown, the push plate positioning device 7 also includes a push plate 27, a push plate spring 28 and a second guide column. The push plate 27 is located below the second mounting through hole 10. A mounting groove is provided on the intermediate positioning plate 13. The second guide column is embedded and installed in the push plate spring 28. One end of the push plate spring 28 is embedded and installed in the mounting groove, and the other end of the push plate spring 28 is installed on the bottom surface of the push plate 27. In this embodiment, the material dropped onto the push plate 27 is ejected under the action of the push plate spring 28, which improves the convenience of using the regular porous thin plate tensile test sample blanking die.

[0033] In one embodiment of the utility model, the middle positioning plate 13 is threadedly mounted on the mounting surface 9, which improves the convenience of disassembling and assembling the regular porous thin plate tensile test sample punching die.

[0034] In one embodiment of the utility model, the first guide rail 14 and the second guide rail 15 are both threadedly mounted on the mounting surface 9, which improves the convenience of disassembly and assembly of the regular porous thin plate tensile test sample punching die.

[0035] The utility model provides a regular porous thin plate tensile test sample blanking die, comprising a die handle 1, an upper die plate 2, a punch 4 fixing plate 3, a punch 4, a stripping plate 5, a lower die seat 6, and a pusher positioning device 7. First, the die handle 1 is installed on the upper die plate 2, the punch 4 fixing plate 3 is installed on the upper die plate 2, the upper end of the punch 4 is clamped on the bottom surface of the punch 4 fixing plate 3, and the lower end of the punch 4 is slidably arranged in a first mounting through hole 8 in the stripping plate 5 and a second mounting through hole 10 in the lower die seat 6 along a vertical direction; then, the pusher positioning device 7 is installed on the lower die seat 6, and located in the hollow cavity, the first locating pin 11 and the second locating pin 12 are respectively inserted into the two holes in the regular porous thin plate, so as to position the regular porous thin plate; finally, when the press drives the punch 4, the fixing plate 3 and the punch 4 to move downward together, the lower end of the punch 4 passes through the first mounting through hole 8 and is located in the second mounting through hole 10, so as to punch out the regular porous thin plate, avoiding manual marking and cutting of the regular porous thin plate, meeting the sample preparation requirements, sample preparation efficiency and accuracy of large-scale mechanical tensile test of regular porous thin plates, and ensuring the accuracy of the experiment.

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A regular porous thin plate tensile test sample blanking die, characterized in that: It includes a die handle, an upper die plate, a punch fixing plate, a punch, a discharge plate, a lower die seat, and a pusher positioning device, wherein: The die handle is installed on the upper die plate, and the die handle is used to connect with a press; The top surface of the punch fixing plate is mounted on the upper mold plate, and a slot is provided on the bottom surface of the punch fixing plate, and the upper end of the punch is clamped in the slot; The stripper plate is provided with a first mounting through hole, the lower die seat includes a mounting surface, the mounting surface is provided with a second mounting through hole, the mounting surface is used to place a regular porous thin plate, the lower end of the punch is slidably arranged in the second mounting through hole and the second mounting through hole along the vertical direction, when the press drives the punch fixing plate and the punch to move downward together, the lower end of the punch passes through the first mounting through hole and is located in the second mounting through hole, thereby punching the regular porous thin plate; A hollow cavity is provided in the lower die base, and the hollow cavity is communicated with the second mounting through hole; The push material positioning device is located in the hollow cavity, and includes a first positioning pin, a second positioning pin, an intermediate positioning plate, a first guide rail, and a second guide rail. The intermediate positioning plate is installed on the mounting surface, and the first guide rail and the second guide rail are both installed on the mounting surface. The first positioning pin can be slidably installed in the first guide rail, and the second positioning pin can be slidably installed in the second guide rail. The first positioning pin and the second positioning pin are respectively used to be inserted into two holes in the regular porous thin plate.

2. The regular porous thin plate tensile test sample blanking die according to claim 1, characterized in that: The pusher positioning device also includes an intermediate connecting rod, a first swing connecting rod, and a second swing connecting rod. The middle part of the intermediate connecting rod is rotatably mounted on the intermediate positioning plate, one end of the intermediate connecting rod is rotatably mounted on one end of the first swing connecting rod, and the other end of the first swing connecting rod is fixedly mounted on the first positioning pin. The other end of the intermediate connecting rod is rotatably mounted on one end of the second swing connecting rod, and the other end of the second swing connecting rod is fixedly mounted on the second positioning pin.

3. The regular porous thin plate tensile test sample blanking die according to claim 2, characterized in that: The push material positioning device also includes an adjusting spring, a sliding block, a matching adjusting bolt and a nut. The sliding block is provided with a sliding groove. The sliding block is installed on a side of the second guide rail away from the intermediate connecting rod. The sliding groove is perpendicular to the sliding direction of the second guide rail. The second positioning pin passes through the second guide rail and the sliding groove and can be slidably arranged in the sliding groove. One end of the adjusting spring is installed at the bottom of the sliding groove, and the other end of the adjusting spring is abutted against the second positioning pin. The nut is installed outside the notch of the sliding groove, and the adjusting bolt is threadedly installed into the nut and abuts against the side wall of the second positioning pin.

4. The regular porous thin plate tensile test sample blanking die according to claim 1, characterized in that: The top surface of the male mold fixing plate is threadedly mounted on the upper mold plate.

5. The regular porous thin plate tensile test sample blanking die according to claim 1, characterized in that: It also includes four guide sleeves, four first guide columns and two stripper plate springs, the four guide sleeves are respectively installed at the four corners of the punch fixing plate, one end of the stripper plate spring is installed on the bottom surface of the punch fixing plate, the other end of the stripper plate spring is installed on the top surface of the stripper plate, the two stripper plate springs are relatively arranged at both ends of the stripper plate, and the four first guide columns are sequentially passed through the lower die base, the stripper plate and the guide sleeves and then installed on the punch fixing plate.

6. The regular porous thin plate tensile test sample blanking die according to claim 1, characterized in that: The pusher positioning device also includes a pusher plate, a pusher plate spring and a second guide column. The pusher plate is located below the second mounting through hole. A mounting groove is provided on the middle positioning plate. The second guide column is embedded in the pusher plate spring. One end of the pusher plate spring is embedded in the mounting groove, and the other end of the pusher plate spring is mounted on the bottom surface of the pusher plate.

7. The regular porous thin plate tensile test sample blanking die according to claim 1, characterized in that: The intermediate positioning plate is threadedly mounted on the mounting surface.

8. The regular porous thin plate tensile test sample blanking die according to claim 1, characterized in that: The first guide rail and the second guide rail are both threadedly mounted on the mounting surface.

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