Metal part stamping die

Abstract

The utility model discloses a metal piece stamping die which comprises a supporting bottom plate. The guide rods are symmetrically and fixedly connected to the top of the supporting bottom plate; the lower stamping die has the advantages that the first ejector rod and the second ejector rod are arranged, so that the first ejector rod and the second ejector rod at the top are driven to move upwards synchronously when the lower stamping die moves upwards; a workpiece punched and formed on a lower punching die is ejected out through a first ejection rod and a second ejection rod, the workpiece is convenient to take out, through arrangement of a connecting pull plate and a side pull plate, the connecting bottom plate and the connecting pull plate are driven to move when the mounting bottom plate moves upwards, the connecting pull plate pulls the side pull plate on the inner side of a fixed supporting plate, and therefore the workpiece can be conveniently taken out. And the side pulling plate, the fixed supporting plate and the sliding inner plate are moved upwards, and after the mounting bottom plate and the upper stamping die are moved upwards, the workpiece in the lower stamping die is ejected out to be taken out.

Description

Technical Field

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

[0002] A stamping die is a special process equipment used to process workpieces (metal parts or non-metal parts) into parts (or semi-finished products) during cold stamping. It is called a cold stamping die. However, the lower stamping die for existing metal stamping does not have the function of ejecting the workpiece. After the workpiece is stamped and formed, it is necessary to manually remove the stamped workpiece from the die, which is laborious and inconvenient. Utility Model Content

[0003] The purpose of the utility model is to provide a metal part stamping die to solve the problem that the lower stamping die of the existing metal part stamping proposed in the above background technology has no function of ejecting the workpiece, and after the workpiece is stamped and formed, it is necessary to manually remove the stamped workpiece from the die, which is laborious and inconvenient.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal stamping die, comprising a supporting bottom plate;

[0005] A guide rod, the guide rod is symmetrically fixed to the top of the supporting bottom plate;

[0006] A supporting slide plate, which is slidably arranged on the outer side of the guide rod;

[0007] A mounting base plate, the mounting base plate is fixedly connected to the bottom of the supporting slide plate, and an upper stamping die is fixedly connected to the bottom of the mounting base plate;

[0008] A support box, the support box is fixedly connected to the top of the support bottom plate, and the top of the support box is fixedly connected with a lower stamping die that cooperates with the upper stamping die;

[0009] A sliding top plate is slidably arranged inside the lower stamping die, a No. 1 ejector rod is symmetrically fixed to the top of the sliding top plate, a No. 2 ejector rod is symmetrically fixed to the top of the sliding top plate, and both the No. 1 ejector rod and the No. 2 ejector rod are slidably connected to the lower stamping die.

[0010] As a preferred solution of the utility model: the lower punching die is symmetrically provided with mounting inner grooves, the interior of the mounting inner grooves is fixedly connected with a return spring, and the bottom end of the return spring is fixedly connected to the sliding top plate.

[0011] As a preferred solution of the utility model: it also includes a sliding inner plate, which is slidably arranged inside the support box, and the top of the sliding inner plate is symmetrically fixedly connected with a fixed bottom rod, the fixed bottom rod is slidably connected to the support box, the fixed bottom rod is slidably connected to the lower stamping die, and the top end of the fixed bottom rod is fixedly connected to the sliding top plate.

[0012] As a preferred solution of the utility model: a No. 2 ejection through hole cooperating with a No. 1 ejection rod is symmetrically opened inside the lower stamping die, and a No. 1 ejection through hole cooperating with a No. 2 ejection rod is symmetrically opened inside the lower stamping die.

[0013] As a preferred solution of the utility model: the top of the sliding inner plate is symmetrically fixed with a fixed support plate, the inner side of the fixed support plate is fixed with a side pull plate, the bottom of the mounting base plate is symmetrically fixed with a connecting base plate, and the outer side of the connecting base plate is fixed with a connecting pull plate that cooperates with the side pull plate.

[0014] As a preferred solution of the utility model: a limiting sleeve matched with the supporting slide plate is fixedly connected to the outer side of the guide rod.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a No. 1 ejector rod and a No. 2 ejector rod, thereby realizing that when the lower stamping die moves upward, the No. 1 ejector rod and the No. 2 ejector rod are driven to move upward synchronously, and the workpiece stamped on the lower stamping die is ejected by the No. 1 ejector rod and the No. 2 ejector rod, which is convenient for removal; and by providing a connecting pull plate and a side pull plate, the connecting bottom plate and the connecting pull plate are driven to move when the installing bottom plate moves upward, and the connecting pull plate pulls the side pull plate on the inner side of the fixed support plate to move the side pull plate, the fixed support plate and the sliding inner plate upward, and after the installing bottom plate and the upper stamping die move upward, the workpiece in the lower stamping die is ejected and the material is removed at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a front view of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the lower punching die of the utility model;

[0019] Figure 4 This is a schematic diagram of the internal structure of the support box of the utility model;

[0020] Figure 5 It is a top view of the lower stamping die of the utility model.

[0021] In the figure: 1. Support base plate; 2. Guide rod; 3. Support slide plate; 4. Limiting sleeve; 5. Support box; 6. Lower stamping die; 7. Mounting base plate; 8. Upper stamping die; 9. Sliding top plate; 10. No. 1 ejector rod; 11. No. 2 ejector rod; 12. Return spring; 13. Fixed base rod; 14. Sliding inner plate; 15. Fixed support plate; 16. Side pull plate; 17. Connecting base plate; 18. Connecting pull plate; 19. Mounting inner groove; 20. No. 1 ejector through hole; 21. No. 2 ejector through hole. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1 to 5 The utility model provides a technical solution: a metal stamping die, comprising a supporting base plate 1; a guide rod 2, the guide rod 2 is symmetrically fixed to the top of the supporting base plate 1; a supporting slide plate 3, the supporting slide plate 3 is slidably arranged on the outside of the guide rod 2; a mounting base plate 7, the mounting base plate 7 is fixed to the bottom of the supporting slide plate 3, and an upper stamping die 8 is fixed to the bottom of the mounting base plate 7; a supporting box 5, the supporting box 5 is fixed to the top of the supporting base plate 1, and a lower stamping die 6 matched with the upper stamping die 8 is fixedly connected to the top of the supporting box 5; a sliding top plate 9, the sliding top plate 9 is slidably arranged inside the lower stamping die 6, a No. 1 ejector rod 10 is symmetrically fixed to the top of the sliding top plate 9, and a No. 2 ejector rod 11 is symmetrically fixed to the top of the sliding top plate 9, and the No. 1 ejector rod 10 and the No. 2 ejector rod 11 are both slidably connected to the lower stamping die 6.

[0024] It can be understood that the utility model drives the support slide 3 to move by an external hydraulic cylinder, and the output end of the external hydraulic cylinder drives the support slide 3 to move downward, and the support slide 3 is guided and moved by the guide rod 2. The workpiece is located between the support slide 3 and the lower stamping die 6, and the workpiece is stamped and formed by the upper stamping die 8 and the lower stamping die 6. Then, when the output end of the hydraulic cylinder drives the mounting base plate 7 and the upper stamping die 8 to reset upward, the mounting base plate 7 drives the connecting base plate 17 and the connecting pull plate 18 to move upward, and the connecting pull plate 18 pushes the bottom of the side pull plate 16, and the side pull plate 16 pulls the fixed support plate 1 5 and the sliding inner plate 14 move upward, the sliding inner plate 14 drives the fixed bottom rod 13 and the sliding top plate 9 to move upward, and the sliding top plate 9 drives the top No. 1 ejector rod 10 and the No. 2 ejector rod 11 to move upward, and the stamping workpiece in the lower stamping die 6 is ejected and taken out. When the sliding top plate 9 moves upward, the reset spring 12 in the mounting inner groove 19 is pressed. When the mounting bottom plate 7 and the upper stamping die 8 move downward to continue the stamping of the next workpiece, the reset spring 12 is reset and drives the No. 1 ejector rod 10 and the No. 2 ejector rod 11 to reset downward, so as to facilitate the stamping process of the next workpiece.

[0025] See also Figures 1 to 5 The lower punching die 6 has an inner mounting groove 19 symmetrically formed therein, a return spring 12 is fixedly connected to the inner mounting groove 19 , and the bottom end of the return spring 12 is fixedly connected to the sliding top plate 9 .

[0026] It can be understood that, in the present invention, the reset spring 12 is reset to drive the first ejector rod 10 and the second ejector rod 11 to reset downward, so as to facilitate the stamping process of the next workpiece.

[0027] See also Figures 1 to 5 , and also includes a sliding inner plate 14, which is slidably arranged inside the support box 5, and the top of the sliding inner plate 14 is symmetrically fixedly connected with a fixed bottom rod 13, the fixed bottom rod 13 is slidably connected to the support box 5, the fixed bottom rod 13 is slidably connected to the lower stamping die 6, and the top of the fixed bottom rod 13 is fixedly connected to the sliding top plate 9.

[0028] It can be understood that the utility model drives the fixed bottom rod 13 and the sliding top plate 9 to move upward through the sliding inner plate 14, and drives the top ejector rod No. 10 and the No. 2 ejector rod 11 to move upward through the sliding top plate 9, so as to eject and remove the stamped workpiece in the lower stamping die 6, thereby facilitating the removal of the workpiece after stamping.

[0029] See also Figures 1 to 5 A second ejection through hole 21 cooperating with the first ejection rod 10 is symmetrically opened inside the lower stamping die 6, and a first ejection through hole 20 cooperating with the second ejection rod 11 is symmetrically opened inside the lower stamping die 6.

[0030] It can be understood that, in the present invention, the No. 2 ejection through hole 21 cooperates with the No. 1 ejection rod 10 , so that the No. 1 ejection rod 10 can be moved to eject the workpiece.

[0031] See also Figures 1 to 5 A fixed support plate 15 is symmetrically fixed to the top of the sliding inner plate 14, a side pull plate 16 is fixed to the inner side of the fixed support plate 15, a connecting bottom plate 17 is symmetrically fixed to the bottom of the mounting bottom plate 7, and a connecting pull plate 18 that cooperates with the side pull plate 16 is fixed to the outer side of the connecting bottom plate 17.

[0032] It can be understood that the utility model pulls the fixed support plate 15 and the sliding inner plate 14 upward by connecting the pull plate 18 and the side pull plate 16, thereby driving the sliding inner plate 14 to move when the installation base plate 7 and the upper stamping die 8 are reset upward, thereby completing the ejection of the workpiece.

[0033] See also Figures 1 to 4 A limiting sleeve 4 that cooperates with the supporting slide plate 3 is fixedly connected to the outer side of the guide rod 2.

[0034] It can be understood that the utility model limits the moving position of the sliding support slide plate 3 outside the guide rod 2 by means of the limiting sleeve 4 .

[0035] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0036] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0037] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal stamping die, characterized in that: It comprises a supporting base plate (1); A guide rod (2), the guide rod (2) is symmetrically fixed to the top of the supporting base plate (1); A supporting slide plate (3), wherein the supporting slide plate (3) is slidably arranged on the outer side of the guide rod (2); A mounting base plate (7), the mounting base plate (7) being fixedly connected to the bottom of the supporting slide plate (3), and an upper stamping die (8) being fixedly connected to the bottom of the mounting base plate (7); A support box (5), the support box (5) is fixedly connected to the top of the support base plate (1), and the top of the support box (5) is fixedly connected to a lower punching die (6) that cooperates with an upper punching die (8); A sliding top plate (9) is slidably arranged inside the lower stamping die (6); a first ejector rod (10) is symmetrically fixedly connected to the top of the sliding top plate (9); a second ejector rod (11) is symmetrically fixedly connected to the top of the sliding top plate (9); both the first ejector rod (10) and the second ejector rod (11) are slidably connected to the lower stamping die (6).

2. A metal stamping die according to claim 1, characterized in that: The lower punching die (6) is symmetrically provided with an inner mounting groove (19), the inner mounting groove (19) is fixedly connected with a return spring (12), and the bottom end of the return spring (12) is fixedly connected to the sliding top plate (9).

3. A metal stamping die according to claim 1, characterized in that: It also includes a sliding inner plate (14), which is slidably arranged inside the support box (5), and the top of the sliding inner plate (14) is symmetrically fixedly connected with a fixed bottom rod (13), the fixed bottom rod (13) is slidably connected to the support box (5), the fixed bottom rod (13) is slidably connected to the lower punching die (6), and the top end of the fixed bottom rod (13) is fixedly connected to the sliding top plate (9).

4. A metal stamping die according to claim 1, characterized in that: The lower punching die (6) is symmetrically provided with a second ejection through hole (21) cooperating with the first ejection rod (10), and the lower punching die (6) is symmetrically provided with a first ejection through hole (20) cooperating with the second ejection rod (11).

5. The metal stamping die according to claim 3, characterized in that: The top of the sliding inner plate (14) is symmetrically fixed with a fixed support plate (15), the inner side of the fixed support plate (15) is fixed with a side pull plate (16), the bottom of the mounting base plate (7) is symmetrically fixed with a connecting base plate (17), and the outer side of the connecting base plate (17) is fixed with a connecting pull plate (18) that cooperates with the side pull plate (16).

6. The metal stamping die according to claim 1, characterized in that: A limiting sleeve (4) that cooperates with the supporting slide plate (3) is fixedly connected to the outer side of the guide rod (2).

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