Die with stamping die head convenient to replace

Abstract

The utility model relates to the field of dies, and discloses a die with a stamping die head convenient to replace, the die comprises an upper die base, a lower die base and a movable plate, a stamping groove is formed in the lower die base, a punched hole is formed in the lower die base at the bottom of the stamping groove, the upper die base is movably installed on the periphery of a limiting rod, and the movable plate is movably installed at the bottom of the upper die base. A fixed rod is fixedly connected to one end of the movable plate, a stamping block is fixedly connected to the bottom of the movable plate, a threaded hole is formed in the stamping block, a threaded rod is fixedly connected to the top of the punch, and a rhombic groove is formed in the punch. Through cooperative use of the punch, the threaded hole, the movable plate and the positioning bolt, the punch can be quickly disassembled and replaced, the device meets more punching machining requirements, the movable plate and the punching block can be integrally disassembled and replaced, more types of punching blocks can be replaced and used by the device, and a worker can conveniently maintain the device.

Description

Technical Field

[0001] The present application relates to the field of mold technology, and in particular to a mold that is convenient for replacing a stamping die head. Background Art

[0002] Moulds are various molds and tools used in industrial production to obtain the required products by methods such as injection molding, blow molding, extrusion, die-casting or forging, smelting, stamping, etc. Moulds are tools used to make molded objects. This tool is composed of various parts. Different moulds are composed of different parts. The shape of the object is mainly processed by changing the physical state of the molded material. The mould includes stamping dies for stamping workpieces.

[0003] At present, the relevant stamping dies lack a punch structure and a stamping block structure that can be quickly disassembled and replaced, which makes it difficult for workers to freely install, disassemble and replace the punch structure and the stamping block structure according to the stamping requirements of the workpiece. Utility Model Content

[0004] In order to solve the problems raised in the above background technology, the present application provides a die that is easy to replace the stamping die head.

[0005] The present application provides a die that is convenient for replacing a stamping die head, which adopts the following technical solution:

[0006] A die for facilitating replacement of a stamping die head, comprising an upper die base, a lower die base and a movable plate, the lower die base being provided with a stamping groove inside, a punching hole being provided inside the lower die base at the bottom of the stamping groove, the tops of the lower die bases on both sides of the stamping grooves are fixedly connected with limiting rods, the periphery of the limiting rods is movably mounted with an upper die base, a movable plate is movably mounted with the bottom of the upper die base, one end of the movable plate is fixedly connected with a fixing rod, and the fixing rod passes through the upper die base, a positioning bolt is movably mounted between the movable plate and the upper die base, a stamping block is fixedly connected with the bottom of the movable plate, a threaded hole is provided inside the stamping block, a punch is movably mounted with the bottom of the stamping block, a threaded rod is fixedly connected with the top of the punch, and the threaded rod is meshed with the threaded hole, and a rhombus groove is provided inside the punch.

[0007] By placing the workpiece that needs to be stamped into the inside of the stamping groove, by connecting the external pushing structure with the upper die seat, and by pushing the upper die seat down, the stamping block and the punch cooperate to stamp the workpiece. When the workpiece needs to be stamped in other types, the staff can insert the tool into the inside of the diamond groove and twist the punch to separate the threaded rod from the threaded hole, and then install the punch at the bottom of the threaded hole at the corresponding position according to the stamping processing requirements. The punch can be quickly disassembled and replaced. When the punch is damaged, there is no need to replace the entire mold, thereby reducing maintenance costs. The staff can also unscrew the positioning bolt and then pull the movable plate to the rear end to separate the fixed rod from the upper die seat, and then the movable plate and the stamping block can be disassembled and replaced as a whole.

[0008] Preferably, positioning rods are fixedly connected to the bottom of the upper mold base on both sides of the movable plate, and a limiting groove is provided inside the lower mold base on the side close to the limiting rod, and the size of the positioning rod is adapted to the limiting groove.

[0009] During stamping, the positioning rod is embedded in the limiting groove, which increases the friction between the structures when the upper die base and the lower die base are engaged, and improves the stability of the stamping engagement of the device.

[0010] Preferably, both sides of the movable plate are fixedly connected with limit blocks, and the limit blocks are engaged with the upper mold base.

[0011] The contact area and friction force between the movable plate and the upper die seat are increased by the limit block, thereby increasing the stability effect of the movable plate installation.

[0012] Preferably, a fixing plate is fixedly connected to the bottom of the lower die base, and a socket is provided inside the fixing plate.

[0013] By connecting the fixing plate to the external structure, and then screwing the external fixing bolts between the fixing plate and the external structure and passing through the sockets, the device can be fixedly installed on the external structure for use.

[0014] Preferably, a fixing groove is provided at the top of the upper die base, and a bolt hole is provided at the bottom of the fixing groove.

[0015] The external push-stamping structure is connected to the upper die seat by embedding the external push-stamping structure into the fixing groove and connecting it to the upper die seat, and the external fixing bolt is screwed into the bolt hole between the external push-stamping structure and the upper die seat, so that the external push-stamping structure can be connected to the upper die seat.

[0016] In summary, this application includes the following beneficial technical effects:

[0017] By inserting the tool into the diamond groove and twisting the punch to separate the threaded rod from the threaded hole, and then installing the punch at the bottom of the threaded hole at the corresponding position according to the stamping processing requirements, the punch can be quickly disassembled and replaced, so that the device can meet more stamping processing requirements. The positioning bolt can also be unscrewed, and then the movable plate can be pulled to the rear end to disassemble and replace the movable plate and the stamping block as a whole, so that the device can replace and use more types of stamping blocks, and it is convenient for the staff to maintain the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall stereogram of an embodiment of the application;

[0019] Figure 2 is a rear view of an embodiment of the application;

[0020] Figure 3 It is a schematic diagram of the local structure of the punch and threaded hole of the embodiment of the application.

[0021] Explanation of the accompanying drawings: 1. upper die base; 2. limiting rod; 3. lower die base; 4. fixing plate; 5. positioning bolt; 6. fixing groove; 7. fixing rod; 8. stamping groove; 9. punching hole; 10. limiting groove; 11. positioning rod; 12. stamping block; 1201, threaded hole; 13. diamond groove; 14. punch; 15. bolt hole; 16. threaded rod; 17. movable plate; 1701, limiting block. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1-3 This application is described in further detail.

[0023] The present application embodiment discloses a die that is convenient for replacing a stamping die head. Figure 1-3 A mold for facilitating replacement of a stamping die head comprises an upper die base 1, a lower die base 3 and a movable plate 17, a stamping groove 8 is provided inside the lower die base 3, a punching hole 9 is provided inside the lower die base 3 at the bottom of the stamping groove 8, the top of the lower die base 3 on both sides of the stamping groove 8 is fixedly connected with a limiting rod 2, the periphery of the limiting rod 2 is movably installed with an upper die base 1, a movable plate 17 is movably installed at the bottom of the upper die base 1, one end of the movable plate 17 is fixedly connected with a fixing rod 7, and the fixing rod 7 passes through the upper die base 1, a positioning bolt 5 is movably installed between the movable plate 17 and the upper die base 1, a stamping block 12 is fixedly connected to the bottom of the movable plate 17, a threaded hole 1201 is provided inside the stamping block 12, a punch 14 is movably installed at the bottom of the stamping block 12, a threaded rod 16 is fixedly connected to the top of the punch 14, and the threaded rod 16 is meshed with the threaded hole 1201, and a rhombus groove 13 is provided inside the punch 14.

[0024] The staff places the workpiece that needs to be stamped into the stamping groove 8, connects the external pushing structure with the upper die base 1, and pushes the upper die base 1 down to make the stamping block 12 and the punch 14 cooperate to stamp the workpiece. When the workpiece needs to be stamped in other types, the staff can insert the tool into the inside of the diamond groove 13 and twist the punch 14 to separate the threaded rod 16 from the threaded hole 1201, and then install the punch 14 at the bottom of the threaded hole 1201 at the corresponding position according to the stamping processing requirements. The punch 14 can be quickly disassembled and replaced, so that the device can meet more stamping processing requirements and is easy for the staff to maintain the device. When the punch 14 is damaged, there is no need to replace the entire mold, thereby reducing maintenance costs. The staff can also unscrew the positioning bolt 5 and then pull the movable plate 17 to the rear end to separate the fixing rod 7 from the upper die base 1, and then the movable plate 17 and the stamping block 12 can be disassembled and replaced as a whole, so that the device can replace and use more types of stamping blocks 12.

[0025] Reference Figure 2 and Figure 3 The bottom of the upper die base 1 on both sides of the movable plate 17 is fixedly connected with a positioning rod 11, and the lower die base 3 on the side close to the limiting rod 2 is provided with a limiting groove 10, and the positioning rod 11 is adapted to the size of the limiting groove 10. During stamping, the positioning rod 11 is embedded in the limiting groove 10, which increases the friction between the structures when the upper die base 1 and the lower die base 3 are engaged, thereby improving the stability of the stamping and engagement of the device.

[0026] Reference Figure 1 Both sides of the movable plate 17 are fixedly connected with the limiting blocks 1701, and the limiting blocks 1701 are engaged with the upper mold base 1. The contact area and friction force between the movable plate 17 and the upper mold base 1 are increased by the limiting blocks 1701, thereby increasing the stability of the installation of the movable plate 17.

[0027] Reference Figure 1 The bottom of the lower mold base 3 is fixedly connected with a fixing plate 4, and a socket is provided inside the fixing plate 4. By connecting the fixing plate 4 with the external structure and then screwing the external fixing bolts between the fixing plate 4 and the external structure and passing through the socket, the device can be fixedly installed on the external structure for use.

[0028] Reference Figure 2 A fixing groove 6 is provided at the top of the upper die base 1, and a bolt hole 15 is provided inside the upper die base 1 at the bottom of the fixing groove 6. The external push-stamping structure is connected to the upper die base 1 by embedding the external push-stamping structure into the fixing groove 6, and the external fixing bolt is screwed into the space between the external stamping structure and the upper die base 1 to the bolt hole 15, so that the external push-stamping structure can be connected to the upper die base 1.

[0029] The implementation principle of a mold that is easy to replace a stamping die head in an embodiment of the present application is as follows: by placing the workpiece that needs to be stamped into the inside of the stamping groove 8, by pushing the upper die base 1 down, the stamping block 12 and the punch 14 cooperate to stamp the workpiece, by inserting the tool into the inside of the diamond groove 13 and twisting the punch 14, the threaded rod 16 is separated from the threaded hole 1201, and then the punch 14 is installed at the bottom of the threaded hole 1201 at the corresponding position according to the stamping processing requirements, the punch 14 can be quickly disassembled and replaced, and the staff can also unscrew the positioning bolt 5, and then pull the movable plate 17 to the rear end to separate the fixed rod 7 from the upper die base 1, and the movable plate 17 and the stamping block 12 can be disassembled and replaced as a whole.

[0030] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0031] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0032] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0033] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A die for convenient replacement of a stamping die head, comprising an upper die base (1), a lower die base (3) and a movable plate (17), characterized in that: The lower die base (3) is provided with a punching groove (8) inside, and a punching hole (9) is provided inside the lower die base (3) at the bottom of the punching groove (8). The tops of the lower die bases (3) on both sides of the punching groove (8) are fixedly connected with limit rods (2), and the periphery of the limit rods (2) is movably mounted with an upper die base (1), and the bottom of the upper die base (1) is movably mounted with a movable plate (17), and one end of the movable plate (17) is fixedly connected with a fixed rod (7), and the fixed rod (7) passes through the upper die base (1). A positioning bolt (5) is movably installed between the movable plate (17) and the upper die base (1); a punching block (12) is fixedly connected to the bottom of the movable plate (17); a threaded hole (1201) is provided inside the punching block (12); a punch (14) is movably installed at the bottom of the punching block (12); a threaded rod (16) is fixedly connected to the top of the punch (14), and the threaded rod (16) is meshed with the threaded hole (1201); a rhombus groove (13) is provided inside the punch (14).

2. A die for facilitating replacement of a stamping die head according to claim 1, characterized in that: The bottom of the upper die seat (1) on both sides of the movable plate (17) is fixedly connected with a positioning rod (11), and the lower die seat (3) on the side close to the limiting rod (2) is provided with a limiting groove (10) inside, and the size of the positioning rod (11) is adapted to the limiting groove (10).

3. A die for facilitating replacement of a stamping die head according to claim 1, characterized in that: Both sides of the movable plate (17) are fixedly connected to limit blocks (1701), and the limit blocks (1701) are embedded with the upper die base (1).

4. A die for facilitating replacement of a stamping die head according to claim 1, characterized in that: A fixing plate (4) is fixedly connected to the bottom of the lower die base (3), and a plug hole is provided inside the fixing plate (4).

5. The die for facilitating replacement of a stamping die head according to claim 1, characterized in that: A fixing groove (6) is provided at the top of the upper die seat (1), and a bolt hole (15) is provided at the bottom of the fixing groove (6).

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