Stamping die convenient to install and maintain

Abstract

The utility model relates to a stamping die convenient to install and maintain, which comprises a lower die assembly and an upper die assembly, the lower die assembly comprises a lower die plate, a lower connecting plate and a lower die holder, the lower die plate is provided with a plurality of first installing holes, the lower connecting plate is provided with a plurality of second installing holes, the lower die holder is provided with a plurality of third installing holes, and connecting screws are arranged in the first installing holes. The upper end of the connecting screw rod extends upwards and penetrates through the second mounting hole and the third mounting hole, the connecting screw rod is in threaded connection with the first mounting hole, the second mounting hole and the third mounting hole, the connecting screw rod is provided with an ejector rod cavity, and a spring and an ejector rod are arranged in the ejector rod cavity; the ejector hole is communicated with the third mounting hole, and the upper end of the ejector rod penetrates through the third mounting hole and the ejector hole and extends into the forming cavity; according to the lower die assembly, the installation mode of the lower die assembly is simplified, the installation efficiency of the lower die assembly is improved, and replacement of the ejector rod and the spring is also facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of mould, in particular, the stamping die of easy installation and maintenance. BACKGROUND

[0002] The existing stamping die generally has upper die assembly and lower die assembly, the lower die assembly has multiple lower die parts stacked from top to bottom and is fixedly connected by bolt, and further is provided with through hole of ejector rod from bottom to top, the ejector rod is installed in the through hole of ejector rod, these structures have more steps when installing, and low efficiency. SUMMARY

[0003] The utility model aims at providing a kind of stamping die of easy installation and maintenance.

[0004] The technical scheme for achieving the utility model is as follows:

[0005] The stamping die of easy installation and maintenance, including lower die assembly and upper die assembly, the lower die assembly includes lower die plate, lower connecting plate and lower die seat, the lower die plate has multiple first installation holes, the lower connecting plate is provided with multiple second installation holes corresponding to the first installation hole one by one, the lower die seat is provided with multiple third installation holes corresponding to the second installation hole one by one, the first installation hole is provided with connecting screw rod, the upper end of the connecting screw rod extends upwards and passes through the second installation hole and the third installation hole, the connecting screw rod is threadedly connected with the first installation hole, the second installation hole and the third installation hole, the connecting screw rod is provided with the cavity of ejector rod opening upwards, the spring and the ejector rod are arranged in the cavity of ejector rod, the spring is arranged between the bottom of the cavity of ejector rod and the ejector rod, the lower die seat has forming cavity for workpiece forming, the bottom of the forming cavity is provided with top hole, the top hole is communicated with the third installation hole, the upper end of the ejector rod passes through the third installation hole and the top hole and extends into the forming cavity.

[0006] The upper die assembly includes upper die plate and upper die seat fixedly connected with the upper die plate, the upper die seat is fixed with multiple die heads corresponding to the forming cavity one by one, and the die head extends into the forming cavity.

[0007] After the above structure, the ejector rod and the spring are placed in the cavity of ejector rod of connecting screw rod before assembling the lower die assembly, the lower die plate, the lower connecting plate and the lower die seat of the lower die assembly are stacked, and then the connecting rod is screwed into the first installation hole and gradually screwed into the second installation hole and the third installation hole, so as to realize the fixed connection between the lower die plate, the lower connecting plate and the lower die seat, the length of the ejector rod extending into the forming cavity can be adjusted by the depth of screwing, so as to adjust the strength of the ejector rod, when the ejector rod wears or the spring elasticity fails, the corresponding connecting screw rod is screwed down, and the utility model simplifies the installation mode of the lower die assembly, improves the installation efficiency of the lower die assembly, and facilitates the replacement of the ejector rod and the spring.

[0008] Preferably, in order to facilitate the rotation of the connecting screw, the bottom of the lower die plate is provided with a plurality of installation grooves in communication with the first installation holes, the lower end of the connecting screw is located in the installation grooves, and the diameter of the installation grooves is greater than that of the first installation holes.

[0009] Preferably, in order to facilitate the rotation of the connecting screw, the lower end of the connecting screw is provided with a rotating handle.

[0010] Preferably, in order to facilitate the placement of the workpiece to be processed, the lower die seat is provided with a workpiece placement groove in communication with the forming cavity, and the workpiece placement groove is located above the forming cavity.

[0011] Preferably, in order to facilitate the butt joint between the lower die seat and the lower connecting plate, the side surface of the lower connecting plate is fixed with an insertion block, and the side surface of the lower die seat is provided with a plurality of limiting blocks, and the insertion block is constrained between the limiting blocks.

[0012] Preferably, in order to facilitate the installation of the upper die assembly, the upper die plate is provided with a connecting screw, and the connecting screw is simultaneously screwed with the upper die plate, the upper die seat and the die head. BRIEF DESCRIPTION OF DRAWINGS

[0013] The utility model will be explained further in detail below in combination with the drawings and specific embodiments.

[0014] Figure 1 It is the external structure schematic view of the utility model.

[0015] Figure 2 It is the internal structure schematic view of the utility model. EMBODIMENT

[0016] As Figure 1 and Figure 2As shown, the stamping die convenient to install and maintain comprises a lower die assembly and an upper die assembly, the lower die assembly comprises a lower die plate 1, a lower connecting plate 2 and a lower die base 3, the lower die plate is provided with a plurality of first mounting holes 4, the lower connecting plate is provided with a plurality of second mounting holes 5 corresponding to the first mounting holes one by one, the lower die base is provided with a plurality of third mounting holes 6 corresponding to the second mounting holes one by one, a connecting screw 7 is arranged in the first mounting hole, the upper end of the connecting screw extends upwards and passes through the second mounting hole and the third mounting hole, the connecting screw is screwed with the first mounting hole, the second mounting hole and the third mounting hole, the connecting screw is provided with a top rod cavity 8 which is open upwards, a spring 9 and a top rod 10 are arranged in the top rod cavity, the spring is arranged between the top rod and the bottom of the top rod cavity, the lower die base is provided with a forming cavity 11 for forming a workpiece, a top material hole 12 is arranged at the bottom of the forming cavity, the top material hole is communicated with the third mounting hole, the upper end of the top rod passes through the third mounting hole and the top material hole and extends into the forming cavity; the upper die assembly comprises an upper die plate 13 and an upper die base 14, the upper die plate is provided with a connecting screw, the connecting screw is screwed with the upper die plate, the upper die base and a die head at the same time, the upper die base is fixed with a plurality of die heads 15 corresponding to the forming cavities one by one, the die heads extend into the forming cavities, the upper die plate is provided with a connecting screw 21, the connecting screw is screwed with the upper die plate, the upper die base and the die head at the same time.

[0017] After the above structure is adopted, the top rod and the spring are placed in the top rod cavity of the connecting screw before the lower die assembly is assembled, the lower die plate, the lower connecting plate and the lower die base of the lower die assembly are stacked, then the connecting rod is screwed into the first mounting hole and gradually screwed into the second mounting hole and the third mounting hole, so that the lower die plate, the lower connecting plate and the lower die base are fixedly connected, the length of the top rod extending into the forming cavity can be adjusted through the depth of screwing, so that the strength of the top rod is adjusted, when the top rod is worn or the spring is out of elasticity, the corresponding connecting screw is screwed down, so that the top rod and the spring can be quickly replaced, the installation mode of the lower die assembly is simplified, the installation efficiency of the lower die assembly is improved, and the replacement of the top rod and the spring is also facilitated.

[0018] In some embodiments, as shown in Figure 2 The bottom of the lower die plate is provided with a plurality of mounting grooves 16 communicated with the first mounting holes, the lower end of the connecting screw is located in the mounting groove, the lower end of the connecting screw is provided with a rotating handle 17, and the diameter of the mounting groove is greater than the diameter of the first mounting hole.

[0019] In some embodiments, as shown in Figure 2 The lower die base is provided with a workpiece placing groove 18 communicated with the forming cavity, and the workpiece placing groove is located above the forming cavity.

[0020] In some embodiments, as shown in Figure 1As shown, the side surface of the lower connecting plate is fixed with an insertion block 19, and the side surface of the lower die holder is provided with a plurality of limiting blocks 20, and the insertion block is constrained between the limiting blocks.

[0021] The above merely describes the preferred embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. A stamping die that is easy to install and maintain, comprising a lower die assembly and an upper die assembly, characterized in that: The lower mold assembly includes a lower mold plate, a lower connecting plate and a lower mold base, the lower mold base has a plurality of first mounting holes, the lower connecting plate is provided with a plurality of second mounting holes corresponding to the first mounting holes one by one, the lower mold base is provided with a plurality of third mounting holes corresponding to the second mounting holes one by one, a connecting screw is provided in the first mounting hole, the upper end of the connecting screw extends upward and passes through the second mounting hole and the third mounting hole, the connecting screw is threadedly connected to the first mounting hole, the second mounting hole and the third mounting hole, the connecting screw is provided with an upwardly opening ejector cavity, a spring and an ejector cavity are provided in the ejector cavity, the spring is arranged between the ejector and the bottom of the ejector cavity, the lower mold base has a molding cavity for molding a workpiece, the bottom of the molding cavity is provided with an ejection hole, the ejection hole is communicated with the third mounting hole, the upper end of the ejector passes through the third mounting hole and the ejection hole and extends into the molding cavity; The upper mold assembly includes an upper mold plate and an upper mold base fixedly connected to the upper mold plate. The upper mold base is fixed with a plurality of mold heads corresponding to the molding cavities one by one, and the mold heads extend into the molding cavities.

2. The stamping die that is easy to install and maintain according to claim 1 is characterized in that: The bottom of the lower template is provided with a plurality of mounting grooves connected with the first mounting hole, the lower end of the connecting screw is located in the mounting groove, and the diameter of the mounting groove is larger than the diameter of the first mounting hole.

3. The stamping die that is easy to install and maintain according to claim 2 is characterized in that: The lower end of the connecting screw is provided with a rotating handle.

4. The stamping die that is easy to install and maintain according to claim 1 is characterized in that: The lower die base is provided with a workpiece placement groove communicated with the forming cavity, and the workpiece placement groove is located above the forming cavity.

5. The stamping die that is easy to install and maintain according to claim 1 is characterized in that: An insert block is fixed on the side surface of the lower connecting plate, and a plurality of limit blocks are provided on the side surface of the lower die base, and the insert block is constrained between the limit blocks.

6. The stamping die that is easy to install and maintain according to claim 1 is characterized in that: The upper template is provided with connecting screws, and the connecting screws are simultaneously threadedly connected to the upper template, the upper die base and the die head.

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