Stamping die for metal plate machining

Abstract

The utility model discloses a stamping die for metal plate processing, which comprises a support table, a lower die is mounted on the support table, an upper die matched with the lower die for stamping a workpiece is arranged above the lower die, and the top end of the upper die is connected with a telescopic rod of a hydraulic cylinder. A punching mechanism is mounted on a telescopic rod of the hydraulic cylinder; a telescopic rod of the hydraulic cylinder synchronously drives the upper die to descend and drives the punching mechanism to punch a workpiece in the lower die, the hydraulic cylinder is installed on the U-shaped support, and the bottom end of the U-shaped support is connected with the supporting table in a welded mode. And the punching mechanism and the upper die are jointly driven by the telescopic rod of the hydraulic cylinder, so that the punching and punching operations on the workpiece can be synchronously completed, the punching and punching procedures of the workpiece are simplified into one procedure, and the machining efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a stamping die for processing metal plates. Background Art

[0002] The sides of many plates need to be punched. However, the current stamping dies do not have the function of punching holes on the sides of plates after stamping the plates with a prototype or a bend. Therefore, the stamped plates need to be taken out of the dies and punched with punching equipment, which results in numerous plate processing steps and indirectly leads to low processing efficiency. Utility Model Content

[0003] In view of the problems existing in the existing stamping die for processing metal plates, the utility model is proposed.

[0004] Therefore, the purpose of the utility model is to provide a stamping die for processing metal plates, which solves the problem that the current stamping die does not have the function of punching holes on the side of the plate after stamping a plate with a prototype or a bend. Therefore, the stamped plate needs to be taken out of the die and punched with a punching device, which leads to numerous plate processing steps and indirectly leads to the problem of low processing efficiency.

[0005] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0006] A stamping die for metal plate processing, comprising a support platform, a lower die is mounted on the support platform, an upper die is arranged above the lower die and is used in conjunction with the lower die to stamp a workpiece, a telescopic rod of a hydraulic cylinder is connected to the top of the upper die, and a punching mechanism is mounted on the telescopic rod of the hydraulic cylinder;

[0007] The telescopic rod of the hydraulic cylinder synchronously drives the upper mold to descend and drives the punching mechanism to punch the workpiece in the lower mold.

[0008] As a preferred solution of a stamping die for metal sheet processing described in the utility model, the hydraulic cylinder is installed on a U-shaped bracket, and the bottom end of the U-shaped bracket is welded to the support platform.

[0009] As a preferred solution of a stamping die for metal sheet processing described in the utility model, the punching mechanism includes an L-shaped support rod and a punching rod, the bottom end of the L-shaped support rod is fixedly connected to a driving roller, a passive roller is fixedly installed on the punching rod, and the passive roller is located obliquely below the driving roller. The inner wall of the punching rod is slidably connected to the first supporting column, the bottom end of the first supporting column is fixedly connected to the support platform, and a reset spring is sleeved on the punching rod, one end of the reset spring is in contact with the first supporting column, and the other end of the reset spring is in contact with the end of the punching rod.

[0010] As a preferred solution of a stamping die for metal plate processing described in the utility model, a punching head is welded to one end of the punching rod close to the lower die, a through hole connected to the inner cavity of the lower die is opened on the side of the lower die, and the end of the punching head extends into the through hole.

[0011] As a preferred solution of the stamping die for metal sheet processing described in the utility model, wherein: a limit plate is integrally provided at the end of the punching rod, and the limit plate is in contact with a return spring.

[0012] As a preferred solution of a stamping die for metal sheet processing described in the utility model, the outer wall of the punching rod is slidably connected with a first guide sleeve, the first guide sleeve is fixedly installed on a second supporting column, and the bottom end of the second supporting column is fixedly connected to a supporting platform.

[0013] As a preferred solution of a stamping die for metal sheet processing described in the utility model, a ring is welded at one end of the L-shaped support rod, and the ring is sleeved on the telescopic rod of the hydraulic cylinder and fixed to the telescopic rod of the hydraulic cylinder by bolts.

[0014] As a preferred solution of the punching die for metal sheet processing described in the utility model, it further includes a stabilizing component;

[0015] The stabilizing assembly comprises a stabilizing rod, the stabilizing rod is slidably connected to the telescopic rod of the hydraulic cylinder, and the L-shaped supporting rod is slidably connected to the stabilizing rod.

[0016] Compared with existing technologies:

[0017] By setting up a punching mechanism, and the punching mechanism and the upper mold are driven by the telescopic rod of the hydraulic cylinder, the stamping and punching operations on the workpiece can be completed synchronously, and the stamping and punching processes of the workpiece are simplified into one process, thereby greatly improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the structure provided for Example 1 of the utility model;

[0019] Figure 2 Provided for the utility model embodiment 1 Figure 1 Enlarged view of point A in the middle;

[0020] Figure 3 A schematic diagram of the structure provided for Embodiment 2 of the present utility model;

[0021] Figure 4 This is a schematic diagram of the support connection seat provided in Example 2 of the utility model.

[0022] In the figure: U-shaped bracket 1, hydraulic cylinder 2, L-shaped support rod 3, lower mold 4, upper mold 5, driving roller 6, passive roller 7, first supporting column 8, second supporting column 9, collar 10, support platform 11, punching rod 12, punching head 121, limit plate 13, return spring 14, first guide sleeve 15, stabilizing rod 16, second guide sleeve 17, support connecting seat 18. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0024] Embodiment 1:

[0025] The utility model provides a stamping die for processing metal plates. Figure 1-2 , including a support platform 11, on which a lower mold 4 is installed, an upper mold 5 is provided above the lower mold 4 and is used in conjunction with the lower mold 4 to punch a workpiece, the top of the upper mold 5 is connected to a telescopic rod of a hydraulic cylinder 2, and a punching mechanism is installed on the telescopic rod of the hydraulic cylinder 2;

[0026] The telescopic rod of the hydraulic cylinder 2 synchronously drives the upper mold 5 to descend and drives the punching mechanism to punch the workpiece in the lower mold 4, thereby completing the stamping and punching operations synchronously, combining the two processes into one process to improve processing efficiency.

[0027] The hydraulic cylinder 2 is mounted on the U-shaped bracket 1 , and the bottom end of the U-shaped bracket 1 is welded to the support platform 11 .

[0028] The punching mechanism includes an L-shaped support rod 3 and a punching rod 12, one end of the L-shaped support rod 3 is welded with a ring 10, the ring 10 is sleeved on the telescopic rod of the hydraulic cylinder 2 and fixed with the telescopic rod of the hydraulic cylinder 2 by bolts, the bottom end of the L-shaped support rod 3 is fixedly connected with a driving roller 6, and a passive roller 7 is fixedly installed on the punching rod 12, and the passive roller 7 is located obliquely below the driving roller 6, the inner wall of the punching rod 12 is slidably connected to the first supporting column 8, and the bottom end of the first supporting column 8 is fixedly connected to the supporting platform 11, and a return spring 14 is sleeved on the punching rod 12, one end of the return spring 14 is in contact with the first supporting column 8, and a limit plate 13 is integrally provided at the end of the punching rod 12, and the other end of the return spring 14 is in contact with the limit plate 13; when the driving roller 6 descends, the driving roller 6 can drive the passive roller 7 to move, thereby realizing punching of the plate.

[0029] A punching head 121 is welded to one end of the punching rod 12 close to the lower mold 4. The punching rod 12 is square, and a through hole for the punching rod 12 to slide is opened on the first supporting column 8, which is also square. The punching head 121 is cylindrical, and a through hole connected to the inner cavity of the lower mold 4 is opened on the side of the lower mold 4, and the end of the punching head 121 extends into the through hole.

[0030] The outer wall of the punching rod 12 is slidably connected with a first guide sleeve 15 , and the first guide sleeve 15 is fixedly mounted on the second supporting column 9 , and the bottom end of the second supporting column 9 is fixedly connected to the supporting platform 11 .

[0031] During specific use, the sheet to be punched is placed in the lower die 4, the telescopic rod of the hydraulic cylinder 2 is extended to drive the upper die 5 to descend, and the upper die 5 cooperates with the lower die 4 to achieve punching of the sheet; at the same time, during the extension of the telescopic rod of the hydraulic cylinder 2, the driving roller 6 drives the passive roller 7 to move, and the passive roller 7 drives the punching rod 12 to move toward the lower die 4, and the punching rod 12 drives the punching head 121 to extend from the through hole on the side of the lower die 4 to achieve punching of the side of the sheet.

[0032] Embodiment 2:

[0033] See attached Figure 3-4 , which is different from Example 1, is that it also includes a stabilizing component; the stabilizing component includes a stabilizing rod 16, which is slidably connected to the telescopic rod of the hydraulic cylinder 2, and a second guide sleeve 17 is fixedly installed on the stabilizing rod 16, and the inner wall of the second guide sleeve 17 is slidably connected to the L-shaped support rod 3, and the two ends of the stabilizing rod 16 are respectively inserted into support connecting seats 18, and the support connecting seats 18 are installed on the U-shaped bracket 1 by bolts, and the support connecting seats 18 and the stabilizing rod 16 are fixed by bolts; the stabilizing rod 16 is used to support the descent of the telescopic rod of the hydraulic cylinder 2 and the L-shaped support rod 3 to ensure the stability of stamping and punching.

[0034] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A stamping die for metal plate processing, comprising a support platform (11), a lower die (4) being mounted on the support platform (11), an upper die (5) being arranged above the lower die (4) and used in conjunction with the lower die (4) to stamp a workpiece, a telescopic rod of a hydraulic cylinder (2) being connected to the top of the upper die (5), characterized in that: A punching mechanism is installed on the telescopic rod of the hydraulic cylinder (2); The telescopic rod of the hydraulic cylinder (2) synchronously drives the upper mold (5) to descend and drives the punching mechanism to punch holes in the workpiece in the lower mold (4).

2. A stamping die for metal sheet processing according to claim 1, characterized in that: The hydraulic cylinder (2) is mounted on a U-shaped bracket (1), and the bottom end of the U-shaped bracket (1) is welded to the support platform (11).

3. A stamping die for metal sheet processing according to claim 1, characterized in that: The punching mechanism comprises an L-shaped support rod (3) and a punching rod (12), the bottom end of the L-shaped support rod (3) is fixedly connected to a driving roller (6), a passive roller (7) is fixedly mounted on the punching rod (12), and the passive roller (7) is located obliquely below the driving roller (6), the inner wall of the punching rod (12) is slidably connected to a first supporting column (8), the bottom end of the first supporting column (8) is fixedly connected to a supporting platform (11), and a return spring (14) is sleeved on the punching rod (12), one end of the return spring (14) is in contact with the first supporting column (8), and the other end of the return spring (14) is in contact with the end of the punching rod (12).

4. A stamping die for metal sheet processing according to claim 3, characterized in that: A punching head (121) is welded to one end of the punching rod (12) close to the lower mold (4); a through hole communicating with the inner cavity of the lower mold (4) is provided on the side surface of the lower mold (4); and the end of the punching head (121) extends into the through hole.

5. The stamping die for metal sheet processing according to claim 3, characterized in that: A limiting plate (13) is integrally provided at the end of the punching rod (12), and the limiting plate (13) is in contact with a return spring (14).

6. A stamping die for metal sheet processing according to claim 3, 4 or 5, characterized in that: The outer wall of the punching rod (12) is slidably connected to a first guide sleeve (15), the first guide sleeve (15) is fixedly mounted on a second supporting column (9), and the bottom end of the second supporting column (9) is fixedly connected to a supporting platform (11).

7. A stamping die for metal sheet processing according to any one of claims 3 to 5, characterized in that: A collar (10) is welded to one end of the L-shaped support rod (3); the collar (10) is sleeved on the telescopic rod of the hydraulic cylinder (2) and fixed to the telescopic rod of the hydraulic cylinder (2) by bolts.

8. A stamping die for metal sheet processing according to claim 7, characterized in that: Also included are stabilization components; The stabilizing assembly comprises a stabilizing rod (16), the stabilizing rod (16) is slidably connected to the telescopic rod of the hydraulic cylinder (2), and the L-shaped supporting rod (3) is slidably connected to the stabilizing rod (16).

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