Attached plate blanking die

Abstract

The utility model relates to the technical field of attached plate machining, in particular to an attached plate blanking die. An upper die unit of the attached plate blanking die comprises an upper die base, an upper padding plate, a female die fixing base and a female die. The female die is detachably connected with the female die fixing seat; the lower die unit comprises a lower die base, a lower base plate, a punch-die fixing base and a punch-die. The convex-concave die is detachably connected with the convex-concave die fixing seat; the discharging unit comprises an ejector connected with the female die fixing base and a discharging plate movably connected with the male-female die fixing base, the ejector is used for ejecting materials in the female die, and the discharging plate is used for ejecting materials on the male-female die. The die is simple in structure, flexible and convenient to use, good in compatibility and adaptability, and capable of being quickly disassembled and assembled, so that the female die, the male die and quick-wear parts are convenient to replace, the labor intensity is reduced, the die can adapt to female dies and male dies of different specifications or styles, the machining cost can be reduced, the precision of the die can be improved, the service life of the die can be prolonged, and the product quality can be stabilized.

Description

Technical Field

[0001] The utility model relates to the technical field of attached plate processing, in particular to an attached plate punching die. Background Art

[0002] At present, composite mold structures are often used for punching of small and medium-sized batches of attached plate parts that do not require high dimensional accuracy. The existing composite molds have high requirements on the skills of employees for mold installation and mold alignment, and the quality of processed parts is unstable. One specification product requires a full mold, and the mold compatibility is not strong, which leads to excessively high processing costs for parts. Utility Model Content

[0003] The purpose of the utility model is to provide an attached plate punching die, which has a simple structure, is flexible and convenient to use, has good compatibility and adaptability, can be quickly disassembled and assembled, and is convenient for replacing dies, punches and wearing parts, thereby reducing labor intensity, and can adapt to dies and punches of different specifications or styles, thereby reducing processing costs, improving the accuracy and service life of the die, and stabilizing product quality.

[0004] The embodiment of the utility model is achieved as follows:

[0005] The utility model provides an attached plate blanking die, which comprises an upper die unit, a lower die unit and a discharge unit;

[0006] The upper die unit comprises an upper die seat, an upper pad, a die fixing seat and a die; in the direction from the upper die unit to the lower die unit, the upper die seat, the upper pad and the die fixing seat are connected in sequence, and the die and the die fixing seat are detachably connected;

[0007] The lower die unit includes a lower die base, a lower pad, a male and female die fixing base and a male and female die; in the direction from the lower die unit to the upper die unit, the lower die base, the lower pad and the male and female die fixing base are connected in sequence, and the male and female die are detachably connected to the male and female die fixing base;

[0008] The unloading unit comprises an ejector connected to the die fixing seat and an unloading plate movably connected to the male and female die fixing seats. The ejector is used to eject the material in the die, and the unloading plate is used to eject the material on the male and female dies.

[0009] In an optional embodiment, the ejector is clearance-matched with the cavity of the die.

[0010] In an optional embodiment, the lower die unit further includes a stripper plate insert and a male and female die fixing seat insert;

[0011] The stripper plate insert is inlaid in the stripper plate, and the stripper plate insert is matched with the male and female dies; the male and female die fixing seat insert is matched with the male and female dies, and is inlaid in the male and female die fixing seat.

[0012] In an optional embodiment, the lower pad includes a lower pad body and a lower pad insert, and the lower pad insert is embedded in the lower pad body and is directly opposite to the male and female mold fixing seat insert.

[0013] In an optional embodiment, the upper die unit further includes a punch fixing seat and at least one punch, the punch fixing seat is detachably connected to the die fixing seat, and the punch is connected to the punch fixing seat and extends into the cavity of the die.

[0014] In an optional embodiment, the upper pad includes an upper pad body and an upper pad inlay, and the upper pad inlay is inlaid in the upper pad body and directly opposite to the punch fixing seat.

[0015] In an optional embodiment, the ejector is provided with a clearance hole for the rivet to pass through, and the clearance hole matches the clearance of the rivet.

[0016] In an optional embodiment, the stripper plate is provided with a through hole for the male and female dies to pass through, and the attached plate blanking die further comprises at least one elastic member and a plurality of guide posts; the plurality of guide posts are connected to the male and female die fixing seats in an array and extend in the direction of the upper die unit;

[0017] The stripper plate is slidably matched with the plurality of guide posts along the extension direction of the guide posts, and has a first position flush with the male and female dies, and a second position moving toward the lower die seat and spaced from the male and female dies;

[0018] The elastic member is used to enable the unloading plate to have a tendency to move from the second position to the first position.

[0019] In an optional embodiment, the elastic member is sleeved on the guide column, and two ends of the elastic member are respectively abutted against the unloading plate and the male and female mold fixing seats.

[0020] In an optional embodiment, a plurality of positioning holes cooperating with the guide columns are provided on one side of the die fixing seat facing the lower die unit.

[0021] The beneficial effects of the embodiments of the utility model include:

[0022] The attached plate punching die comprises an upper die unit, a lower die unit and a discharge unit; the upper die unit comprises an upper die seat, an upper pad, a die fixing seat and a die; from the upper die unit to the lower die unit, the upper die seat, the upper pad and the die fixing seat are connected in sequence, and the die is detachably connected to the die fixing seat; the lower die unit comprises a lower die seat, a lower pad, a male and female die fixing seat and a male and female die; from the lower die unit to the upper die unit, the lower die seat, the lower pad and the male and female die fixing seat are connected in sequence, and the male and female die are detachably connected to the male and female die fixing seat; the discharge unit comprises a ejector connected to the die fixing seat and a discharge plate movably connected to the male and female die fixing seat, the ejector is used to eject the material in the die, and the discharge plate is used to eject the material on the male and female dies.

[0023] The attached plate blanking die has a simple structure, is flexible and convenient to use, and has good compatibility and adaptability. It can be quickly disassembled and assembled, and is convenient for replacing dies, punches and wearing parts, thereby reducing labor intensity. It can also adapt to dies and punches of different specifications or styles, thereby reducing processing costs, improving the precision and service life of the die, and stabilizing product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 It is a structural schematic diagram of the attached plate punching die in the embodiment of the utility model;

[0026] Figure 2 This is a schematic structural diagram of the upper mold unit in an embodiment of the utility model;

[0027] Figure 3 A schematic structural diagram of the lower mold unit in an embodiment of the utility model;

[0028] Figure 4 A schematic diagram of the structure of the ejector in the embodiment of the utility model;

[0029] Figure 5 A schematic diagram of the structure of the unloading plate in the embodiment of the utility model;

[0030] Figure 6 A schematic structural diagram of a die fixing seat in an embodiment of the utility model.

[0031] Icons: 100-attached plate punching die; 110-upper die unit; 120-lower die unit; 130-unloading unit; 111-upper die seat; 112-upper pad; 113-die fixing seat; 114-die; 121-lower die seat; 122-lower pad; 123-convex and concave die fixing seat; 124-convex and concave die; 131-lifting device; 132-unloading plate; 125-unloading plate insert; 126-convex and concave die fixing seat insert; 127-lower pad body; 128-lower pad insert; 115-punch pin fixing seat; 116-punch pin; 117-upper pad body; 118-upper pad insert; 133-clearance hole; 134-through hole; 141-guide column; 119-positioning hole; DETAILED DESCRIPTION

[0032] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Generally, the components of the embodiment of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0033] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0035] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the utility model product is usually placed when in use, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0036] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or suspended, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0037] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0038] Please refer to Figure 1-Figure 3 , this embodiment provides an attached plate blanking die 100, the attached plate blanking die 100 includes an upper die unit 110, a lower die unit 120 and a discharge unit 130;

[0039] The upper die unit 110 includes an upper die base 111, an upper pad 112, a die fixing base 113 and a die 114; in a direction from the upper die unit 110 to the lower die unit 120, the upper die base 111, the upper pad 112 and the die fixing base 113 are connected in sequence, and the die 114 is detachably connected to the die fixing base 113;

[0040] The lower die unit 120 includes a lower die base 121, a lower pad 122, a male and female die fixing base 123 and a male and female die 124; from the lower die unit 120 to the upper die unit 110, the lower die base 121, the lower pad 122 and the male and female die fixing base 123 are connected in sequence, and the male and female die 124 is detachably connected to the male and female die fixing base 123;

[0041] The unloading unit 130 includes an ejector 131 connected to the die fixing seat 113 and a unloading plate 132 movably connected to the male and female die fixing seats 123 . The ejector 131 is used to eject the material in the die 114 , and the unloading plate 132 is used to eject the material on the male and female die 124 .

[0042] Please refer to Figure 1-Figure 3 The working principle of the attached plate blanking die 100 is:

[0043] It should be noted that the attachment plate blanking die 100 is used for blanking attachment plates, and the attachment plates can be applied to the chain structure. During the working process, the upper die unit 110 and the lower die unit 120 can be driven by an external stamping power device, so that the material to be processed between the upper die unit 110 and the lower die unit 120 is formed under the coordinated movement of the concave die 114 and the convex-concave die 124; and after the processing is completed, the material can be separated from the concave die 114 and the convex-concave die 124 by the unloading unit 130;

[0044] Specifically, the upper die unit 110 of the attached plate blanking die 100 includes an upper die base 111, an upper pad 112, a die fixing base 113 and a die 114; from the upper die unit 110 to the lower die unit 120, the upper die base 111, the upper pad 112 and the die fixing base 113 are connected in sequence, and the die 114 is detachably connected to the die fixing base 113; therefore, during use, the structural strength during use can be increased through the structural arrangement of the upper die base 111, the upper pad 112 and the die fixing base 113, and at the same time, it is convenient to install the die 114 and connect with the external structure. In addition, such a design method can facilitate the installation and disassembly of the die 114, so that different dies 114 can be easily replaced during use to adapt to the processing of attached plates of different specifications;

[0045] The lower die unit 120 of the attached plate blanking die 100 includes a lower die base 121, a lower pad 122, a male and female die fixing base 123, and a male and female die 124. From the lower die unit 120 to the upper die unit 110, the lower die base 121, the lower pad 122, and the male and female die fixing base 123 are connected in sequence, and the male and female die 124 are detachably connected to the male and female die fixing base 123. Therefore, during use, the lower die base 121, the lower pad 122, and the male and female die fixing base 123 can be used to fix the upper die. The structural setting increases the structural strength during use, and is convenient for installing the male and female dies 124 and connecting with the external structure. In addition, such a setting can facilitate the installation and disassembly of the male and female dies 124, so that different male and female dies 124 can be easily replaced during use to adapt to the processing of attached plates of different specifications; and when working, the ejector 131 not only plays an up and down guiding role, but also can eject the product parts punched in the cavity of the die 114 out of the cavity of the die 114.

[0046] On the basis of the above structure, the unloading unit 130 includes an ejector 131 connected to the die fixing seat 113 and an unloading plate 132 movably connected to the male and female die fixing seats 123. The ejector 131 is used to eject the material in the female die 114, and the unloading plate 132 is used to eject the material on the male and female die 124. The arrangement of the ejector 131 and the unloading plate 132 can facilitate the mold separation action, and facilitate the separation of the punched parts and the remaining plate, thereby improving the processing efficiency.

[0047] In summary, the attached plate punching die 100 has a simple structure, is flexible and convenient to use, and has good compatibility and adaptability. It can be quickly disassembled and assembled, and it is convenient to replace the die 114, punch and wearing parts, thereby reducing labor intensity, and can adapt to dies 114 and punches of different specifications or styles, thereby reducing processing costs, improving the accuracy and service life of the mold, and stabilizing product quality.

[0048] Please refer to Figure 1-Figure 3In this embodiment, in order to improve the efficiency of separating the parts in the die 114 during use, the ejector 131 is matched with the cavity clearance of the die 114, and the clearance can be 0.02 mm.

[0049] For further information, please refer to Figure 1-Figure 3 In this embodiment, in order to improve the structural strength and simplify the installation and disassembly steps of the male and female molds 124 to improve the adaptability of the lower mold unit 120, the lower mold unit 120 also includes a stripper plate insert 125 and a male and female mold fixing seat insert 126; the stripper plate insert 125 is embedded in the stripper plate 132, and the stripper plate insert 125 cooperates with the male and female molds 124; the male and female mold fixing seat insert 126 cooperates with the male and female molds 124 and is embedded in the male and female mold fixing seat 123; through such a setting, the installation accuracy of the male and female molds 124 can be increased and the molding quality can be improved on the basis of the stripper plate insert 125 and the male and female mold fixing seat insert 126 cooperating with the male and female molds 124. At the same time, since the stripper plate insert 125 is embedded in the stripper plate 132, the movement accuracy of the stripper plate 132 can be improved;

[0050] In addition, on this basis, the upper and lower pads 122 may include a lower pad body 127 and a lower pad insert 128. The lower pad insert 128 is embedded in the lower pad body 127 and is directly opposite to the male and female mold fixing seat insert 126. Through such a setting, the overall structural strength is improved to improve the processing stability and processing quality.

[0051] For further information, please refer to Figure 1-Figure 4 In this embodiment, the upper die unit 110 further includes a rivet fixing seat 115 and at least one rivet 116. The rivet fixing seat 115 is detachably connected to the die fixing seat 113. The rivet 116 is connected to the rivet fixing seat 115 and extends into the cavity of the die 114. Moreover, on this basis, the upper pad 112 includes an upper pad body 117 and an upper pad insert 118. The upper pad insert 118 is inlaid in the upper pad body 117 and is directly opposite to the rivet fixing seat 115. The ejector 131 is provided with a clearance hole 133 for the rivet 116 to pass through. The clearance hole 133 and the rivet 116 are clearance matched, and the clearance between the rivet 116 and the ejector 131 can be 0.02 mm. Through the above-mentioned setting method, the rivet 116 can be adapted to the ejector 131 and the structure of the die 114 in the upper die unit 110 on the basis of setting the rivet 116.

[0052] For further information, please refer to Figure 1-Figure 5When the stripper plate 132 is installed, in order to enable it to move relative to the male and female die fixing base 123, the stripper plate 132 is provided with a through hole 134 for the male and female die 124 to pass through. The attached plate blanking die 100 further includes at least one elastic member and a plurality of guide posts 141; the plurality of guide posts 141 are connected to the male and female die fixing base 123 in an array and extend toward the direction of the upper die unit 110;

[0053] The stripper plate 132 is slidably matched with the plurality of guide posts 141 along the extension direction of the guide posts 141, and has a first position flush with the male and female molds 124, and a second position moving toward the lower mold base 121 and spaced from the male and female molds 124;

[0054] The elastic member is used to enable the discharge plate 132 to have a tendency to move from the second position to the first position.

[0055] Therefore, the guide column 141 can guide the unloading plate 132. At the same time, under the action of the elastic member, the unloading plate 132 has a tendency to move from the second position to the first position, so that the male and female dies 124 are separated from the material after the punching action is completed.

[0056] Please refer to Figure 1-Figure 6 When configuring the elastic member, the present embodiment adopts an elastic member sleeved on the guide column 141, and the two ends of the elastic member are respectively against the stripper plate 132 and the male and female die fixing seat 123. In addition, in order to position the upper die unit 110 and the lower die unit 120 when the upper die unit 110 and the lower die unit 120 cooperate to perform the punching action, a plurality of positioning holes 119 cooperating with the guide column 141 are provided on the side of the female die fixing seat 113 facing the lower die unit 120.

[0057] In summary, the attached plate blanking die 100 provided in this embodiment can solve the problems in the prior art that the assembly and alignment of the composite die rely on the skills of the employees and the mold compatibility is not strong;

[0058] The attached plate punching die 100 adopts an insert method and adds structures such as guide columns 141, which can reduce manual mold adjustment and positioning, not only realizing rapid mold change, but also reducing labor intensity, improving mold precision and service life, stabilizing product quality, and realizing the function that a pair of molds can be compatible with multiple specifications by replacing wearing parts. Moreover, the attached plate punching die 100 adopts an insert structure, so when replacing the mold, it only needs to replace the punch pin fixing seat 115, the punch pin 116, the die 114, the ejector 131, the unloading plate insert 125, the male and female molds 124, the male and female mold fixing seat insert 126 and the lower pad insert 128, as well as related wearing parts, so that it can be compatible with the punching of other parts of products with different shapes, not only the mold has strong interchangeability, realizing one mold for universal use, saving mold installation and debugging time, and reducing the labor intensity of operators; thus, it can improve the mold precision and service life on the basis of realizing rapid mold change, and also realize that a pair of molds can be compatible with mold installation requirements of multiple specifications.

[0059] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A die for blanking an attached plate, characterized in that: The attached plate blanking die comprises an upper die unit, a lower die unit and a discharge unit; The upper die unit comprises an upper die seat, an upper pad, a die fixing seat and a die; in the direction from the upper die unit to the lower die unit, the upper die seat, the upper pad and the die fixing seat are connected in sequence, and the die is detachably connected to the die fixing seat; The lower die unit comprises a lower die seat, a lower pad, a male and female die fixing seat and a male and female die; from the lower die unit to the upper die unit, the lower die seat, the lower pad and the male and female die fixing seat are connected in sequence, and the male and female die are detachably connected to the male and female die fixing seat; The unloading unit includes an ejector connected to the die fixing seat and a unloading plate movably connected to the male and female die fixing seats, the ejector is used to eject the material in the die, and the unloading plate is used to eject the material on the male and female dies.

2. The additional plate blanking die according to claim 1, characterized in that: The ejector is clearance-matched with the cavity of the concave mold.

3. The additional plate blanking die according to claim 1, characterized in that: The lower die unit also includes a stripper plate insert and a male and female die fixing seat insert; The stripper plate insert is inlaid in the stripper plate, and the stripper plate insert is matched with the male and female dies; the male and female die fixing seat insert is matched with the male and female dies, and is inlaid in the male and female die fixing seat.

4. The additional plate blanking die according to claim 3, characterized in that: The lower pad includes a lower pad body and a lower pad inlay block. The lower pad inlay block is inlaid in the lower pad body and is directly opposite to the male and female mold fixing seat inlay block.

5. The additional plate blanking die according to claim 1, characterized in that: The upper die unit further comprises a rivet fixing seat and at least one rivet, wherein the rivet fixing seat is detachably connected to the die fixing seat, and the rivet is connected to the rivet fixing seat and extends into the die cavity of the die.

6. The additional plate blanking die according to claim 5, characterized in that: The upper pad includes an upper pad body and an upper pad inlay block. The upper pad inlay block is inlaid in the upper pad body and is directly opposite to the punch fixing seat.

7. The additional plate blanking die according to claim 5, characterized in that: The ejector is provided with a clearance hole for the punching pin to pass through, and the clearance hole is matched with the punching pin gap.

8. The additional plate blanking die according to any one of claims 1 to 7, characterized in that: The stripper plate is provided with a through hole for the male and female dies to pass through, and the attached plate blanking die further comprises at least one elastic member and a plurality of guide posts; the plurality of guide posts are connected to the male and female die fixing seats in an array and extend toward the direction of the upper die unit; The stripper plate is slidably matched with the plurality of guide posts along the extension direction of the guide posts, and has a first position flush with the male and female dies, and a second position moving toward the lower die seat and spaced from the male and female dies; Wherein, the elastic member is used to enable the unloading plate to have a tendency to move from the second position to the first position.

9. The additional plate blanking die according to claim 8, characterized in that: The elastic member is sleeved on the guide column, and two ends of the elastic member are respectively abutted against the stripping plate and the male and female mold fixing seats.

10. The additional plate blanking die according to claim 8, characterized in that: A plurality of positioning holes cooperating with the guide columns are arranged on one side of the die fixing seat facing the lower die unit.

Images