Punch forming system for dustproof plate of missile launcher

Abstract

A missile launcher dustproof plate punch forming system comprises a forming die, an edge folding die and a punching die which are sequentially arranged and installed on a press machine, the forming die comprises a forming female die (1) and a forming male die (2), a dustproof plate profiling groove (3) is formed in the bottom of the forming female die (1), and a dustproof plate profiling protrusion (4) is arranged on the top of the forming male die (2); the through hole punching and bending device has the advantages that the through hole punching and bending speed of the dustproof plate of the missile launcher is high, product precision is high, and labor intensity of workers is relieved.

Description

Technical Field

[0001] The present invention relates to the field of dust-proof plate manufacturing equipment, and particularly to a stamping and forming system for a dust-proof plate of a missile launcher. Background Art

[0002] At present, due to the special shape of the dust-proof plate of the missile launcher, it needs to be manufactured by a special mold, and there is a lack of a special through-hole stamping mold. After stamping the through-hole of the missile launcher, it is necessary to bend the periphery of the through-hole, and there is a lack of a special bending mold. Summary of the Invention

[0003] The purpose of the present invention is to provide a stamping and forming system for a dust-proof plate of a missile launcher in view of the above deficiencies.

[0004] The present invention includes a forming mold, a flanging mold, and a stamping mold that are sequentially arranged and installed on a press. The forming mold includes a forming female mold and a forming male mold. A dust-proof plate profiling groove is provided at the bottom of the forming female mold, and a dust-proof plate profiling protrusion is provided at the top of the forming male mold. The flanging mold includes a flanging female mold and a flanging male mold. A dust-proof plate profiling positioning groove is provided at the top of the flanging female mold. Flanging bosses are respectively provided on both sides of the tail of the dust-proof plate profiling positioning groove. The flanging male mold is located between a pair of flanging bosses. The stamping mold includes an extrusion lower mold and an extrusion upper mold. A dust-proof plate profiling positioning groove is opened at the top of the extrusion lower mold. A folding plate protrusion is provided at the center of the tail of the dust-proof plate profiling positioning groove. A guiding block is provided on the top of the folding plate protrusion. A transverse pressing head and a pair of vertical pressing heads are provided at the bottom of the extrusion upper mold. A guiding groove for cooperating with the guiding block is opened in the middle of the extrusion upper mold.

[0005] The dust-proof plate profiling groove is a U-shaped groove, and a connecting groove is opened in the middle of the U-shaped groove; the dust-proof plate profiling protrusion is a U-shaped protrusion, and a connecting protrusion is provided in the middle of the U-shaped protrusion; the dust-proof plate profiling positioning groove is a U-shaped groove, and a connecting groove is opened in the middle of the U-shaped groove.

[0006] An arc chamfer is provided on the inner side of the top of the flanging boss, and an arc bending surface is provided at the joint of the bottom of the flanging boss and the flanging female mold.

[0007] A pair of flanging bosses are mirror-symmetrically distributed.

[0008] The flanging male mold is a rectangular male mold, and the two bottom corners of the flanging male mold are rounded.

[0009] An arc-shaped transverse transition surface for cooperating with the transverse pressing head is provided at the end of the folding plate protrusion. Arc-shaped longitudinal transition surfaces for cooperating with the corresponding vertical pressing heads are respectively provided on both sides of the folding plate protrusion; arc-shaped surfaces are respectively provided at the bottom of the inner walls of the transverse pressing head and the vertical pressing head.

[0010] The guiding block is a rectangular guiding block; the guiding groove is a rectangular guiding groove.

[0011] A workbench is arranged on one side of the press, and a flanging die is arranged on the workbench; a U-shaped flanging groove is formed in the flanging die.

[0012] The inner wall of the U-shaped flanging groove is an arc-shaped shaping surface.

[0013] Arc-shaped positioning surfaces are respectively arranged on the two side walls of the flanging die.

[0014] The advantages of the present invention are: the punching and bending speed of the through hole of the dust-proof plate of the missile launcher is fast, the product precision is high, and the labor intensity of the staff is reduced. Description of the Drawings

[0015] Figure 1 It is an exploded structural schematic diagram of the forming die of the present invention.

[0016] Figure 2 It is a structural schematic diagram of the forming female die of the present invention.

[0017] Figure 3 It is a structural schematic diagram of the rising of the flanging male die of the present invention.

[0018] Figure 4 It is a structural schematic diagram of the flanging male die being pressed down into the flanging female die of the present invention.

[0019] Figure 5 It is a structural schematic diagram of the flanging female die of the present invention.

[0020] Figure 6 It is a structural schematic diagram of the lifting of the extrusion upper die of the present invention.

[0021] Figure 7 It is a structural schematic diagram of the extrusion upper die being pressed down of the present invention.

[0022] Figure 8 It is a structural schematic diagram of the extrusion lower die of the present invention.

[0023] Figure 9 It is a structural schematic diagram of the extrusion upper die of the present invention.

[0024] Figure 10 It is a front view structural schematic diagram of the extrusion upper die installed on the extrusion lower die of the present invention.

[0025] Figure 11 It is a structural schematic diagram of the flanging die placed on the dust-proof plate of the present invention.

[0026] Figure 12 It is a structural schematic diagram of the flanging die of the present invention.

[0027] Figure 13 It is a structural schematic diagram of the dust-proof plate of the present invention. Detailed Implementation Modes

[0028] To make the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. Components of the embodiments of the present invention described and illustrated in the accompanying drawings here can be arranged and designed in various different configurations.

[0029] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed present invention, but merely represents selected embodiments of the present invention. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts fall within the scope of protection of the present invention.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0031] In the description of the embodiments of the present invention, it should be noted that if terms such as "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships in which the products of the present invention are usually placed during use, it is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the devices or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus cannot be construed as limitations on the present invention. In addition, in the description of the present invention, if terms such as "first", "second", etc. are only used for differential description and cannot be construed as indicating or implying relative importance.

[0032] In the description of the embodiments of the present invention, it should also be noted that unless otherwise clearly specified and limited, if terms such as "set", "connected" are understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0033] As shown in the accompanying drawings, the present invention includes a forming die, a hemming die, and a stamping die that are sequentially installed on a press. The forming die includes a forming female die 1 and a forming male die 2. A dust-proof plate profiling groove 3 is provided at the bottom of the forming female die 1, and a dust-proof plate profiling protrusion 4 is provided at the top of the forming male die 2. The hemming die includes a hemming female die 5 and a hemming male die 6. A dust-proof plate profiling positioning groove 7 is provided at the top of the hemming female die 5. Hemming bosses 8 are respectively provided on both sides of the tail of the dust-proof plate profiling positioning groove 7. The hemming male die 6 is located between a pair of hemming bosses 8. The stamping die includes an extrusion lower die 20 and an extrusion upper die 21. A dust-proof plate profiling positioning groove 22 is opened at the top of the extrusion lower die 20. A folding plate protrusion 23 is provided at the center of the tail of the dust-proof plate profiling positioning groove 22. A guiding block 24 is provided at the top of the folding plate protrusion 23. A transverse pressing head 25 and a pair of vertical pressing heads 26 are provided at the bottom of the extrusion upper die 21. A guiding groove 27 for cooperating with the guiding block 24 is opened in the middle of the extrusion upper die 21.

[0034] The dust-proof plate profiling groove 3 is a U-shaped groove, and a connecting groove is opened in the middle of the U-shaped groove; the dust-proof plate profiling protrusion 4 is a U-shaped protrusion, and a connecting protrusion is provided in the middle of the U-shaped protrusion; the dust-proof plate profiling positioning groove 7 is a U-shaped groove, and a connecting groove is opened in the middle of the U-shaped groove.

[0035] An arc chamfer 9 is provided on the inner side of the top of the hemming boss 8, and an arc bending surface 10 is provided at the joint of the bottom of the hemming boss 8 and the hemming female die 5.

[0036] A pair of hemming bosses 8 are mirror-symmetrically distributed.

[0037] The hemming male die 6 is a rectangular male die, and the two bottom corners of the hemming male die 6 are rounded.

[0038] An arc-shaped transverse transition surface 28 for cooperating with the transverse pressing head 25 is provided at the end of the folding plate protrusion 23. Arc-shaped longitudinal transition surfaces 29 for cooperating with the corresponding vertical pressing heads 26 are respectively provided on both sides of the folding plate protrusion 23; arc-shaped surfaces are respectively provided at the bottom of the inner walls of the transverse pressing head 25 and the vertical pressing heads 26.

[0039] The guiding block 24 is a rectangular guiding block; the guiding groove 27 is a rectangular guiding groove.

[0040] A workbench is provided on one side of the press, and a flanging die 30 is provided on the workbench; a U-shaped flanging groove 31 is opened on the flanging die 30.

[0041] The inner wall of the U-shaped flanging groove 31 is an arc-shaped shaping surface 32.

[0042] Arc-shaped positioning surfaces 33 are respectively provided on both side walls of the flanging die 30.

[0043] Example 1: As shown in the appendix Figure 1As shown, install the forming female mold 1 on the table of the press, install the forming male mold 2 on the punch head of the press, place the rectangular raw material plate 100 on the forming female mold 1, start the press, drive the forming male mold 2 to press down, and press out a U-shaped protrusion and a connecting protrusion on the rectangular raw material plate 100. After stamping, the staff removes the rectangular raw material plate 100 and places it at the cutting machine to cut off the excess material plate around the U-shaped protrusion. After cutting, the shape is as shown in the appendix. Figure 3 As shown, install the flanging female mold 5 on the table of the press, install the flanging male mold 6 on the punch head of the press, preliminarily fold the side edge at the tail of the dust-proof plate 101 upward, place the dust-proof plate 101 on the flanging female mold 5, start the press, drive the flanging male mold 6 to press down, and squeeze the side edge at the tail of the dust-proof plate 101 to a vertical state. After flanging, the press resets, and the staff removes the dust-proof plate 101.

[0044] As shown in the appendix Figure 7 As shown, install the extrusion lower die 20 on the table of the press, install the extrusion upper die 21 on the punch head of the press, open a processing hole at the tail of the one-time formed dust-proof plate 102, and then place the one-time formed dust-proof plate 102 in the dust-proof plate profiling positioning groove 22 of the extrusion lower die 20. The folding plate protrusion 23 is located in the processing hole. Start the press, drive the extrusion upper die 21 to press down, and press the three sides of the processing hole of the one-time formed dust-proof plate 102 against the arc-shaped transverse transition surface 28 and the arc-shaped longitudinal transition surface 29 through the transverse punch 25 and a pair of vertical punches 26. As shown in the appendix Figure 5 As shown, after squeezing the three sides of the processing hole, the side material is bent and protrudes upward. After stamping, the staff removes the one-time formed dust-proof plate 102. The one-time formed dust-proof plate 102 is placed on the workbench. Place the flanging die 30 on the top of the one-time formed dust-proof plate 102. The staff taps the upward protruding part of the side material after bending along the arc-shaped shaping surface 32 to make it bend and wrap around the arc-shaped shaping surface 32. After tapping and forming, the staff withdraws the flanging die 30, and the dust-proof plate processing is completed.

Claims

1. A stamping and forming system for a dust-proof plate of a missile launcher, characterized in that It includes a forming die, a hemming die, and a stamping die that are sequentially arranged and installed on a press. The forming die includes a forming female die (1) and a forming male die (2). A dust-proof plate profiling groove (3) is provided at the bottom of the forming female die (1), and a dust-proof plate profiling protrusion (4) is provided at the top of the forming male die (2). The hemming die includes a hemming female die (5) and a hemming male die (6). A dust-proof plate profiling positioning groove (7) is provided at the top of the hemming female die (5). Hemming bosses (8) are respectively provided on both sides of the tail of the dust-proof plate profiling positioning groove (7). The hemming male die (6) is located between a pair of hemming bosses (8). The stamping die includes an extrusion lower die (20) and an extrusion upper die (21). A dust-proof plate profiling positioning groove (22) is opened at the top of the extrusion lower die (20). A folding plate protrusion (23) is provided at the center of the tail of the dust-proof plate profiling positioning groove (22). A guide block (24) is provided at the top of the folding plate protrusion (23). A transverse press head (25) and a pair of vertical press heads (26) are provided at the bottom of the extrusion upper die (21). A guide groove (27) that cooperates with the guide block (24) is opened in the middle of the extrusion upper die (21).

2. The stamping and forming system for the dust-proof plate of a missile launcher according to claim 1, characterized in that, The dust-proof plate profiling groove (3) is a U-shaped groove, and a connecting groove is opened in the middle of the U-shaped groove; the dust-proof plate profiling protrusion (4) is a U-shaped protrusion, and a connecting protrusion is provided in the middle of the U-shaped protrusion; the dust-proof plate profiling positioning groove (7) is a U-shaped groove, and a connecting groove is opened in the middle of the U-shaped groove.

3. The stamping and forming system for the dust-proof plate of a missile launcher according to claim 2, wherein An arc chamfer (9) is provided on the inner side of the top of the hemming boss (8), and an arc bending surface (10) is provided at the joint of the bottom of the hemming boss (8) and the hemming female die (5).

4. A stamping and forming system for a dust-proof plate of a missile launcher according to claim 3, characterized in that, A pair of hemming bosses (8) are mirror-symmetrically distributed.

5. A stamping and forming system for a dust-proof plate of a missile launcher according to claim 4, characterized in that, The hemming male die (6) is a rectangular male die, and the two bottom corners of the hemming male die (6) are rounded corners.

6. The stamping and forming system for the dust-proof plate of a missile launcher according to claim 1, characterized in that, An arc-shaped transverse transition surface (28) that cooperates with the transverse press head (25) is provided at the end of the folding plate protrusion (23). Arc-shaped longitudinal transition surfaces (29) that cooperate with the corresponding vertical press heads (26) are respectively provided on both sides of the folding plate protrusion (23); arc-shaped surfaces are respectively provided at the bottom of the inner walls of the transverse press head (25) and the vertical press heads (26).

7. A stamping and forming system for a dust-proof plate of a missile launcher according to claim 1, characterized in that, The guide block (24) is a rectangular guide block; the guide groove (27) is a rectangular guide groove.

8. A stamping and forming system for a dust-proof plate of a missile launcher according to claim 1, characterized in that, A workbench is provided on one side of the press, and a flanging die (30) is provided on the workbench; a U-shaped flanging groove (31) is opened on the flanging die (30).

9. A stamping and forming system for a dust-proof plate of a missile launcher according to claim 8, characterized in that, The inner wall of the U-shaped flanging groove (31) is an arc-shaped shaping surface (32).

10. A stamping and forming system for a dust-proof plate of a missile launcher according to claim 9, characterized in that, Arc-shaped positioning surfaces (33) are respectively provided on both side walls of the flanging die (30).

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