Hardware stamping die convenient to replace

Abstract

The utility model relates to the technical field of hardware stamping, and discloses a hardware stamping die convenient to replace, which comprises an electric box base, a platform is arranged at the top of the electric box base, a displacement seat is in sliding fit with the top of the platform, a fixed connection plate is fixedly connected to the side wall of the displacement seat, and a rotating screw rod penetrates through the side wall of the fixed connection plate. According to the utility model, the displacement seat with the plurality of lower dies is arranged at the top of the platform, so that the displacement seat displaces at the top of the platform after the hand wheel is rotated to enable the rotating screw rod to rotate to drive the fixed connection plate to displace, and one of the plurality of lower dies is aligned to the lower part of the upper die; and at the moment, hardware can be placed on the lower die and then is matched with the stretching telescopic air cylinder to drive the upper die to be subjected to downward punch forming, so that the purpose that the upper die is aligned with the punching lower die needing to work conveniently to be replaced is achieved, the convenience of the hardware punching die in use is improved, and the trouble of disassembling and replacing the lower die is omitted.

Description

TECHNICAL FIELD

[0001] The utility model relates to hardware stamping technical field, concretely is a hardware stamping die convenient to replace. BACKGROUND

[0002] Hardware is the various parts and accessories made of metal or alloy materials, and is widely used in construction, home decoration, machinery, electronics and other fields. Hardware stamping die is a tool specially used for metal stamping, mainly used for the forming and cutting of metal materials on the stamping machine. These dies make the metal sheet follow the predetermined shape and size by applying pressure, which is usually used to produce various hardware such as nuts, gaskets and brackets. The design and manufacture of stamping die need high precision to ensure the quality and consistency of the finished product, and also improve the efficiency and reduce the cost in mass production. This kind of die has wide application in the field of machinery manufacturing and automobile industry.

[0003] The existing hardware stamping die is usually composed of a platform, a split upper die and a lower die, and a support frame supporting the upper die. The support frame is provided with an extension cylinder for driving the upper die to displace downward for stamping. The lower die is usually fixed on the platform by bolts or welding. Therefore, when replacing the lower die, it is necessary to disassemble and then install the lower die, which is inconvenient for the replacement operation of the lower die and affects the convenience of using the stamping die. Therefore, we propose a hardware stamping die convenient to replace. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a hardware stamping die convenient to replace, to solve the problem of inconvenient replacement operation of the lower die after disassembly and installation as mentioned in the background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a hardware stamping die convenient to replace, comprising an electric box base, the top of the electric box base is provided with a platform, the top of the platform is slidably connected with a displacement seat, the side wall of the displacement seat is fixedly connected with a fixed plate, the side wall of the fixed plate penetrates a rotating lead screw, the side wall of the platform is provided with an operation slot matched with the rotating lead screw, the top of the displacement seat is provided with a plurality of lower dies, the top of the platform is provided with a support, the top of the support penetrates a telescopic cylinder, and the bottom of the support is provided with an upper die.

[0006] Preferably, the top of the lower die is fixedly connected with an alignment piece, and the side wall of the alignment piece is fixedly connected with a limiting block.

[0007] Preferably, the top of the limiting block is provided with a positioning hole, and the side wall of the alignment piece is provided with a locking piece fixedly connected with the platform.

[0008] Preferably, the locking piece side wall is provided with a sliding groove matched with the limiting block, the locking piece top is penetrated by a clamping column, and the clamping column outer wall is sleeved with a tension spring.

[0009] Preferably, the displacement seat side wall is fixedly connected with a limiting edge, and the limiting edge side wall is provided with a roller matched with the platform inner portion.

[0010] Preferably, the upper die is matched with the lower die top, and the operation groove is arranged on the lower die side wall.

[0011] Preferably, the support column fixedly connected with the platform is arranged on the support bottom, and the platform top is flush with the lower die top.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a plurality of lower dies are arranged on the platform top, the displacement seat is displaced on the platform top after the fixed plate is displaced by rotating the hand wheel and the rotating lead screw, so that one of the plurality of lower dies is aligned below the upper die, the hardware is placed in the lower die, and the upper die is driven downward by the extended telescopic cylinder, so that the need of conveniently replacing the stamping lower die of the working upper die is met, the convenience of the hardware stamping die in use is improved, and the trouble of disassembling and replacing the lower die is saved.

[0014] 2. When the displacement seat is displaced on the platform, the alignment piece corresponding to each lower die is synchronously displaced, the limiting block of the alignment piece slides in the sliding groove and is displaced below the clamping column when the working lower die is displaced below the upper die, the clamping column is elastically clamped to the positioning hole by the action of the tension spring, the operator can visually observe the clamping column clamped in the positioning hole, the working lower die and the upper die can be conveniently aligned and judged, the inconvenience of aligning the lower die and the upper die is solved, and the structure is simple and convenient to operate. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a whole structure schematic view of the utility model;

[0016] Fig. 2 It is a displacement seat and lower die combined structure schematic view of the utility model;

[0017] Fig. 3 It is a locking piece and alignment piece split structure schematic view of the utility model.

[0018] In the figure: 100, the electric box base; 110, the platform; 111, the support; 112, the telescopic cylinder; 113, the upper die; 114, the support column; 120, the displacement seat; 121, the fixed plate; 122, the lower die; 123, the limiting edge; 124, the roller; 130, the rotating screw; 131, the operation groove; 140, the alignment piece; 141, the limiting block; 142, the positioning hole; 150, the locking piece; 151, the sliding groove; 152, the clamping column. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] EMBODIMENT

[0021] Please refer to Figs. 1-3 , a kind of hardware stamping die convenient to replace in the figure, including electric box base 100, electric box base 100 top is fixed with platform 110 by bolt, platform 110 top is slidably connected with displacement seat 120, the side wall of displacement seat 120 is fixed with fixed plate 121 by bolt, the side wall of fixed plate 121 is penetrated with rotating screw 130, rotating screw 130 power input end is provided with hand wheel, operating personnel can rotate hand wheel to make rotating screw 130 rotate, the side wall of platform 110 is provided with operation groove 131 matched with rotating screw 130, rotating screw 130 is rotatably connected to the side wall of platform 110, the top of displacement seat 120 is fixed with a plurality of lower dies 122 by bolt, the top of platform 110 is fixed with support 111 by bolt, support 111 top is penetrated with telescopic cylinder 112, telescopic cylinder 112 uses the model commonly seen on the market, telescopic cylinder 112 is a kind of pneumatic element that realizes telescopic movement by compressed air, it is composed of cylinder body, piston, sealing element and other accessories and external air pump, by air pump operation makes the entry and discharge of gas, the movement of piston is controlled, so that mechanical action is realized, the bottom of support 111 is provided with the upper die 113 matched with the power output end of telescopic cylinder 112.

[0022] Specifically, the top of lower die 122 is fixed with alignment piece 140 by bolt, the side wall of alignment piece 140 is fixed with limiting block 141 by bolt, the two sides of limiting block 141 are provided with inclined surface.

[0023] Further, the top of limiting block 141 is provided with positioning hole 142 matched with clamping column 152, the side wall of alignment piece 140 is provided with locking piece 150 fixed to platform 110.

[0024] Further, the side wall of the locking member 150 is provided with a sliding groove 151 matched with the limiting block 141, the limiting block 141 can slide in the sliding groove 151 and push the clamping column upward, the top of the locking member 150 is penetrated through the clamping column 152, the outer wall of the clamping column 152 is sleeved with a tension spring, the clamping column 152 can be displaced upward and downward in cooperation with the tension spring when being pushed by the limiting block 141 and positioned in the positioning hole 142, and when the lower mold 122 needs to be replaced, the clamping column 152 needs to be pulled upward to release the locking of the aligning member 140.

[0025] Further, the side wall of the displacement seat 120 is fixed with a limiting edge 123 through a bolt, and the side wall of the limiting edge 123 is provided with a roller 124 matched with the inside of the platform 110, and the roller 124 is a common stainless steel roller on the market.

[0026] It is worth noting that the upper mold 113 is matched with the top of the lower mold 122, and the operation groove 131 is arranged on the side wall of the lower mold 122.

[0027] It is worth noting that the bottom of the support 111 is provided with a supporting column 114 fixed on the platform 110 through a bolt, and the top of the platform 110 is flush with the top of the lower mold 122.

[0028] In addition, the above-mentioned electrical elements and electrical equipment use external power supply. The circuit, electronic components and modules involved in the present application are prior art, and those skilled in the art can realize them without further description. The content protected by the present application does not involve the improvement of internal structure and method;

[0029] Working principle: through setting the displacement seat 120 with multiple lower molds 122 on the top of the platform 110, the displacement seat 120 can be displaced on the top of the platform 110 after rotating the hand wheel to make the rotating screw rod 130 rotate to drive the fixed plate 121 to displace, so that one of the multiple lower molds 122 is aligned below the upper mold 113, at this time, hardware can be placed in the lower mold 122, and then the extended telescopic cylinder 112 drives the upper mold 113 to stamp and form downward, so that the need for work of the stamping lower mold 122 aligned with the upper mold 113 is conveniently replaced, the convenience of the hardware stamping die in use is improved, and the trouble of disassembling and replacing the lower mold 122 is saved; when the displacement seat 120 is displaced on the platform 110, the corresponding alignment piece 140 of each lower mold 122 is synchronously displaced, when the required lower mold 122 for work is displaced below the upper mold 113, the limiting block 141 of the alignment piece 140 slides in the sliding groove 151 and is displaced below the clamping column 152, at this time, the clamping column 152 is elastically clamped to the positioning hole 142 by means of the action of the tension spring, at this time, the operator can visually observe that the clamping column 152 is clamped in the positioning hole 142, at this time, it can be determined that the required lower mold 122 for work is aligned with the upper mold 113, so that the required lower mold 122 and the upper mold 113 for work can be conveniently aligned and judged, the inconvenience of aligning the lower mold 122 and the upper mold 113 is solved, and the structure is simple and convenient to operate.

[0030] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such a process, method, article, or equipment.

[0031] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A hardware stamping die for facilitating replacement, comprising an electrical box base (100), characterized in that: The top of the electric box base (100) is provided with a platform (110), the top of the platform (110) is slidably connected with a displacement seat (120), the side wall of the displacement seat (120) is fixedly connected with a fixed plate (121), the side wall of the fixed plate (121) penetrates a rotating lead screw (130), the side wall of the platform (110) is provided with an operation groove (131) matched with the rotating lead screw (130), the top of the displacement seat (120) is provided with a plurality of lower molds (122), the top of the platform (110) is provided with a support (111), the top of the support (111) penetrates a telescopic air cylinder (112), and the bottom of the support (111) is provided with an upper mold (113).

2. A hardware stamping die for easy replacement according to claim 1, characterized in that: The top of the lower mold (122) is fixedly connected with an alignment piece (140), and the side wall of the alignment piece (140) is fixedly connected with a limiting block (141).

3. A hardware stamping die for facilitating replacement as defined in claim 2, wherein: The top of the limiting block (141) is provided with a positioning hole (142), and the side wall of the alignment piece (140) is provided with a locking piece (150) fixedly connected with the platform (110).

4. A hardware stamping die for facilitating replacement as defined in claim 3, wherein: The side wall of the locking piece (150) is provided with a sliding groove (151) matched with the limiting block (141), the top of the locking piece (150) penetrates a clamping column (152), and the outer wall of the clamping column (152) is sleeved with a tension spring.

5. The stamping die for hardware replacement parts of claim 1, wherein: The side wall of the displacement seat (120) is fixedly connected with a limiting edge (123), and the side wall of the limiting edge (123) is provided with a roller (124) matched with the inside of the platform (110).

6. A hardware stamping die for easy replacement according to claim 1, characterized in that: The top of the upper mold (113) is matched with the lower mold (122), and the operation groove (131) is arranged on the side wall of the lower mold (122).

7. The hardware stamping die convenient to replace according to claim 1, wherein: The bottom of the support (111) is provided with a supporting column (114) fixedly connected with the platform (110), and the top of the platform (110) is flush with the top of the lower mold (122).

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