Stamping die and stamping system

Abstract

The utility model relates to a stamping die and a stamping system, the stamping die comprises a base unit, an ejection buffer unit, a limiting unit, a calibration unit, a control unit and a stamping unit, and the base unit is arranged on a horizontal plane; the ejection buffering unit is arranged in the base unit in a sliding mode and used for ejecting the stamped plate out of the base unit and buffering the stamped plate. The limiting unit is arranged at the top end of the base unit and connected with the base unit. The calibration unit is arranged at the top end of the base unit. The stamping die has the advantages that the ejection buffer unit can be used for buffering when a plate is stamped, so that damage to a stamping head and a stamping part is reduced; the stamping part can be ejected out of the base unit through the ejection buffer unit, so that demolding of the stamping part is facilitated; and the limiting unit and the calibration unit are used in cooperation to abut against a plate needing to be stamped, so that the plate is limited, and the plate stamping precision is improved.

Description

Technical Field

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

[0002] Stamping dies are special process equipment used to process materials (metal or non-metal) into parts (or semi-finished products) during cold stamping. They are called cold stamping dies (commonly known as cold stamping dies). Stamping is a pressure processing method that uses a die installed on a press to apply pressure to the material at room temperature to separate or plastically deform it, thereby obtaining the desired parts.

[0003] The existing stamping die is easy to cause damage to the stamping head and the stamping parts due to its large stamping force during use. After the stamping is completed, the stamping parts will remain in the forming cavity, which is inconvenient for users to demould the stamping parts.

[0004] At present, no effective solution has been proposed for the problem that the punching force in the relevant technology is large, causing damage to the punching head and the punched parts and inconvenience in demoulding. Utility Model Content

[0005] The utility model aims to provide a stamping die and a stamping system to solve the problems in the related art that the stamping force is large, causing damage to the stamping head and the stamping parts and inconvenience in demoulding.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] In a first aspect, a stamping die comprises:

[0008] A base unit, wherein the base unit is disposed on a horizontal plane;

[0009] An ejection buffer unit, which is slidably disposed inside the base unit and is used to eject the stamped sheet from the base unit and to buffer the stamped sheet;

[0010] A limiting unit, the limiting unit is arranged at the top of the base unit and connected to the base unit;

[0011] A calibration unit, which is arranged at the top of the base unit, and is symmetrically arranged with the limiting unit about the ejection buffer unit, and is connected to the base unit, and is used to cooperate with the limiting unit to limit the plate;

[0012] A control unit, the control unit is arranged at the top of the base unit, is located at one side of the limiting unit, and is connected to the base unit;

[0013] A punching unit is disposed above the ejection buffer unit and connected to the control unit, and is used for moving in a vertical direction under the action of the control unit to punch the plate.

[0014] In some of these embodiments, the base unit comprises:

[0015] A base element, wherein the base element is disposed on a horizontal plane, and a top end of the base element is connected to the limiting unit, the calibration unit, and the control unit;

[0016] A first through-slot element, which is disposed at the top of the base element and is slidably connected to the ejection buffer unit, and is used for allowing stamping waste to be removed and placed in the ejection buffer unit;

[0017] A plurality of first sliding elements are arranged inside the base element, and are respectively communicated with the first through-slot element, and are respectively slidably connected with the ejection buffer unit.

[0018] In some embodiments, the ejection buffer unit includes:

[0019] An ejection element, which is disposed inside the base unit and is used to eject the stamped sheet material out of the base unit;

[0020] A second through-slot element, the second through-slot element is arranged to penetrate the ejection element and is connected to the base unit for allowing stamping waste to be removed;

[0021] A plurality of second sliding elements, which are respectively arranged at the ends of the ejection element and are respectively slidably connected to the base unit, and are used to move the ejection element in a vertical direction;

[0022] A plurality of elastic elements are respectively connected with the corresponding second sliding elements and the base unit, and are used for resetting the ejection element.

[0023] In some of the embodiments, the ejection buffer unit further comprises:

[0024] A plurality of first supporting elements, wherein the plurality of first supporting elements are respectively disposed inside the base unit, the top ends of the plurality of first supporting elements are connected to the corresponding elastic elements, and the sides of the plurality of first supporting elements are respectively connected to the base unit;

[0025] A plurality of third sliding elements, wherein the plurality of third sliding elements are respectively disposed through the corresponding first supporting elements;

[0026] A plurality of fourth sliding elements, the top ends of the plurality of fourth sliding elements are respectively connected to the bottom ends of the corresponding second sliding elements, the plurality of fourth sliding elements are respectively slidably connected to the corresponding third sliding elements, and the outer parts of the plurality of fourth sliding elements are sleeved with the corresponding elastic elements.

[0027] In some embodiments, the limiting unit includes:

[0028] A limiting element is arranged at the top of the base unit and connected to the base unit, and is used to cooperate with the calibration unit to limit the plate.

[0029] In some of the embodiments, the calibration unit comprises:

[0030] A second supporting element, which is disposed at the top of the base unit, is located at the other side of the limiting unit, and is connected to the base unit;

[0031] a rotating element, the rotating element being arranged through the second supporting element;

[0032] A calibration element, which is slidably disposed on one side of the second supporting element and is used to cooperate with the limiting unit to limit the plate;

[0033] A first driving element is rotatably connected to the rotating element and the calibration element respectively, and is used to drive the calibration element to reciprocate in a horizontal direction.

[0034] In some of the embodiments, the calibration unit further comprises:

[0035] at least one fifth sliding element, the fifth sliding element being disposed through the second supporting element;

[0036] At least one sixth sliding element, a first end of the sixth sliding element is connected to the other side of the calibration element, and a second end of the sixth sliding element is slidably connected to the corresponding fifth sliding element.

[0037] In some of the embodiments, the control unit includes:

[0038] A third supporting element, the third supporting element is arranged at the top of the base unit, is located at one side of the limiting unit, and is connected to the base unit;

[0039] A third through-slot element, the third through-slot element being disposed through the third supporting element;

[0040] The second driving element is arranged at the top end of the third supporting element, and the output end of the second driving element passes through the third through-slot element and is connected to the punching unit, so as to drive the punching unit to move in a vertical direction to punch the plate.

[0041] In some embodiments, the punching unit comprises:

[0042] a first punching element, which is disposed above the ejection buffer unit and connected to the control unit, and is used to move in a vertical direction under the action of the control unit to punch the plate;

[0043] The second punching element is arranged inside the first punching element and connected to the first punching element, and is used for moving in a vertical direction under the action of the first punching element to punch the plate.

[0044] In a second aspect, a stamping system includes:

[0045] The stamping die as described in the first aspect;

[0046] A waste recovery device is arranged below the base unit and is used for recovering stamping waste.

[0047] The utility model adopts the above technical solution, and compared with the prior art, has the following technical effects:

[0048] The utility model provides a stamping die and a stamping system. An ejection buffer unit is used to perform buffering when stamping a plate, so as to reduce damage to the stamping head and the stamping part; the ejection buffer unit can be used to eject the stamping part from a base unit, so as to facilitate demoulding of the stamping part; and a limit unit and a calibration unit are used in coordination to abut against a plate to be stamped, so that the plate is limited, thereby improving the accuracy of plate stamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0049] Figure 1 It is a three-dimensional structural schematic diagram of a stamping die according to an embodiment of the utility model;

[0050] Figure 2 It is a schematic diagram of the internal structure of a stamping die according to an embodiment of the utility model;

[0051] Figure 3 It is a schematic diagram of the three-dimensional structure of the stamping die in the sheet stamping state according to the embodiment of the utility model;

[0052] Figure 4a is a schematic diagram of the three-dimensional structure of a base unit according to an embodiment of the utility model;

[0053] Figure 4b is a cross-sectional view of a base unit according to an embodiment of the utility model;

[0054] Figure 5a It is a schematic diagram of the three-dimensional structure of the ejection buffer unit according to an embodiment of the utility model;

[0055] Figure 5b is an exploded view of an ejection buffer unit according to an embodiment of the utility model;

[0056] Figure 6 is a schematic diagram of the three-dimensional structure of a limiting unit according to an embodiment of the utility model;

[0057] Figure 7 is an exploded view of a calibration unit according to an embodiment of the utility model;

[0058] Figure 8 is an exploded view of a control unit according to an embodiment of the utility model;

[0059] Fig. 9 It is a schematic diagram of the three-dimensional structure of the punching unit according to an embodiment of the utility model;

[0060] Fig.10 is a structural diagram of a stamping system according to an embodiment of the utility model;

[0061] The reference numerals are: 100, base unit; 101, base element; 102, first through-slot element; 103, first sliding element;

[0062] 200, ejection buffer unit; 201, ejection element; 202, second through-slot element; 203, second sliding element; 204, elastic element; 205, first supporting element; 206, third sliding element; 207, fourth sliding element;

[0063] 300, limit unit; 301, limit element;

[0064] 400, calibration unit; 401, second supporting element; 402, rotating element; 403, calibration element; 404, first driving element; 405, fifth sliding element; 406, sixth sliding element;

[0065] 500, control unit; 501, third supporting element; 502, third through-slot element; 503, second driving element;

[0066] 600, stamping unit; 601, first stamping element; 602, second stamping element;

[0067] A. Stamping die; B. Waste recovery device. DETAILED DESCRIPTION

[0068] 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 of 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.

[0069] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0070] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0071] Example 1

[0072] This embodiment relates to the stamping die of the utility model.

[0073] An illustrative embodiment of the present utility model is as follows: Figure 1 , Figure 2 , Figure 3 As shown, a stamping die includes a base unit 100, an ejection buffer unit 200, a limit unit 300, a calibration unit 400, a manipulation unit 500 and a stamping unit 600. Among them, the base unit 100 is arranged on a horizontal plane; the ejection buffer unit 200 is slidably arranged inside the base unit 100, and is used to eject the stamped sheet out of the base unit 100 and buffer the stamped sheet; the limiting unit 300 is arranged at the top of the base unit 100 and is connected to the base unit 100; the calibration unit 400 is arranged at the top of the base unit 100, and is symmetrically arranged with the limiting unit 300 about the ejection buffer unit 200, and is connected to the base unit 100, and is used to cooperate with the limiting unit 300 to limit the sheet; the control unit 500 is arranged at the top of the base unit 100, and is located on one side of the limiting unit 300, and is connected to the base unit 100; the stamping unit 600 is arranged above the ejection buffer unit 200, and is connected to the control unit 500, and is used to move in the vertical direction under the action of the control unit 500 to stamp the sheet.

[0074] Specifically, the plate is placed on the top of the base unit 100, and the plate is located between the limit unit 300 and the calibration unit 400, and conflicts with the limit unit 300; the distance between the limit unit 300 and the calibration unit 400 is adjusted by the calibration unit 400 to adapt to the size of the plate; the plate is stamped by the cooperation of the control unit 500 and the stamping unit 600; the stamped plate is ejected out of the base unit 100 by the ejection buffer unit 200.

[0075] like Figure 4a , Figure 4b As shown, the base unit 100 includes a base element 101, a first through-slot element 102 and a plurality of first sliding elements 103. The base element 101 is arranged on a horizontal plane, and the top of the base element 101 is connected to the limit unit 300, the calibration unit 400 and the control unit 500; the first through-slot element 102 is arranged at the top of the base element 101 and is slidably connected to the ejection buffer unit 200, so as to allow the stamping waste to be removed and placed in the ejection buffer unit 200; the plurality of first sliding elements 103 are arranged inside the base element 101, and are respectively connected to the first through-slot element 102, and are respectively slidably connected to the ejection buffer unit 200.

[0076] The base element 101 has a rectangular cross section.

[0077] In some of the embodiments, the base element 101 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0078] In some of the embodiments, the base element 101 is a base.

[0079] The cross section of the first through-channel element 102 is circular.

[0080] The size of the first through-groove element 102 matches the size of the base element 101. Generally, the diameter of the first through-groove element 102 is smaller than the length and width of the base element 101, and the axial size (such as depth) of the first through-groove element 102 is equal to the height of the base element 101.

[0081] In some of the embodiments, the first channel element 102 is a first waste channel.

[0082] The cross section of the first sliding element 103 is rectangular.

[0083] The size of the first sliding element 103 matches the size of the base element 101. Generally, the radial size (such as length and width) of the first sliding element 103 is smaller than the length and width of the base element 101, and the axial size (such as height) of the first sliding element 103 is smaller than the height of the base element 101.

[0084] The size of the first sliding element 103 matches the size of the first through-groove element 102. Generally, the radial size (such as length and width) of the first sliding element 103 is smaller than the diameter of the first through-groove element 102, and the axial size (such as height) of the first sliding element 103 is smaller than the axial size (such as depth) of the first through-groove element 102.

[0085] A plurality of first sliding elements 103 are distributed along the circumference of the first through-groove element 102 .

[0086] In some embodiments, the number of the first sliding elements 103 is four.

[0087] In some embodiments, the first sliding element 103 is a first sliding groove.

[0088] like Figure 5a , Figure 5b As shown, the ejection buffer unit 200 includes an ejection element 201, a second through-groove element 202, a plurality of second sliding elements 203 and a plurality of elastic elements 204. The ejection element 201 is arranged inside the base unit 100, and is used to eject the stamped sheet material from the base unit 100; the second through-groove element 202 is arranged through the ejection element 201, and is connected to the base unit 100, and is used to allow the stamping waste to be removed; the plurality of second sliding elements 203 are respectively arranged at the ends of the ejection element 201, and are respectively slidably connected to the base unit 100, and are used to make the ejection element 201 move in the vertical direction; the plurality of elastic elements 204 are respectively connected to the corresponding second sliding elements 203 and the base unit 100, and are used to reset the ejection element 201.

[0089] Specifically, the ejection element 201 is disposed inside the first through-groove element 102 ; and a plurality of second sliding elements 203 are slidably connected to the corresponding first sliding elements 103 .

[0090] The cross section of the ejection element 201 is circular.

[0091] The size of the ejector element 201 matches the size of the first through-groove element 102. Generally, the diameter of the ejector element 201 is not greater than the diameter of the first through-groove element 102, and the axial dimension (such as thickness) of the ejector element 201 is smaller than the axial dimension (such as depth) of the first through-groove element 102.

[0092] In some of the embodiments, the ejection element 201 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0093] In some of the embodiments, the ejection element 201 is an ejection plate.

[0094] The cross section of the second through-channel element 202 is circular.

[0095] The size of the second through-groove element 202 matches the size of the ejection element 201. Generally, the diameter of the second through-groove element 202 is smaller than the diameter of the ejection element 201, and the axial dimension (such as depth) of the second through-groove element 202 is equal to the axial dimension (such as thickness) of the ejection element 201.

[0096] In some of the embodiments, the second channel element 202 is a second waste channel.

[0097] The second sliding element 203 has an arc-shaped inner side and a rectangular outer side.

[0098] The size of the second sliding element 203 matches the size of the ejection element 201. Generally, the radial size (such as length and width) of the second sliding element 203 is smaller than the diameter of the ejection element 201, and the axial size (such as height) of the second sliding element 203 is smaller than the axial size (such as thickness) of the ejection element 201.

[0099] The size of the second sliding element 203 matches the size of the first sliding element 103. Generally, the radial size (such as length) of the second sliding element 203 is greater than the length of the first sliding element 103, the radial size (such as width) of the second sliding element 203 is equal to the width of the first sliding element 103, and the axial size (such as height) of the second sliding element 203 is smaller than the axial size (such as height) of the first sliding element 103.

[0100] The number of the second sliding elements 203 matches the number of the first sliding elements 103. Generally, the number of the second sliding elements 203 is equal to the number of the first sliding elements 103.

[0101] A plurality of second sliding elements 203 are distributed along the circumference of the second through-groove element 202 .

[0102] In some embodiments, the number of the second sliding elements 203 is four.

[0103] In some embodiments, the second sliding element 203 is fixedly connected to the ejecting element 201 , including but not limited to welding.

[0104] In some embodiments, the second sliding element 203 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0105] In some embodiments, the second sliding element 203 is a sliding block.

[0106] The number of the elastic elements 204 matches the number of the second sliding elements 203. Generally, the number of the elastic elements 204 is equal to the number of the second sliding elements 203.

[0107] In some embodiments, the elastic element 204 is fixedly connected to the second sliding element 203 , including but not limited to welding.

[0108] In some embodiments, the elastic element 204 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0109] In some embodiments, the elastic element 204 is a spring.

[0110] Furthermore, the ejection buffer unit 200 further includes a plurality of first support elements 205, a plurality of third sliding elements 206, and a plurality of fourth sliding elements 207. Among them, the plurality of first support elements 205 are respectively arranged inside the base unit 100, the top ends of the plurality of first support elements 205 are connected to the corresponding elastic elements 204, and the sides of the plurality of first support elements 205 are respectively connected to the base unit 100; the plurality of third sliding elements 206 are respectively arranged through the corresponding first support elements 205; the top ends of the plurality of fourth sliding elements 207 are respectively connected to the bottom ends of the corresponding second sliding elements 203, the plurality of fourth sliding elements 207 are respectively slidably connected to the corresponding third sliding elements 206, and the corresponding elastic elements 204 are sleeved on the outside of the plurality of fourth sliding elements 207.

[0111] Specifically, a plurality of first supporting elements 205 are respectively disposed inside the first sliding element 103 and are respectively connected to the base element 101 .

[0112] The cross section of the first supporting element 205 is rectangular.

[0113] The size of the first support element 205 matches the size of the first sliding element 103. Generally, the length of the first support element 205 is equal to the radial size (such as width) of the first sliding element 103, the width of the first support element 205 is smaller than the radial size (such as length) of the first sliding element 103, and the height of the first support element 205 is smaller than the axial size (such as height) of the first sliding element 103.

[0114] The number of the first supporting elements 205 matches the number of the first sliding elements 103. Generally, the number of the first supporting elements 205 is equal to the number of the first sliding elements 103.

[0115] The number of the first supporting elements 205 matches the number of the second sliding elements 203. Generally, the number of the first supporting elements 205 is equal to the number of the second sliding elements 203.

[0116] In some of the embodiments, the first supporting element 205 is fixedly connected to the base element 101 and the elastic element 204 respectively, including but not limited to welding.

[0117] In some embodiments, the first supporting element 205 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0118] In some of the embodiments, the first supporting element 205 is a first supporting plate.

[0119] The cross section of the third sliding element 206 is circular, rectangular with rounded corners, elliptical, etc.

[0120] The size of the third sliding element 206 matches the size of the first supporting element 205. Generally, the radial size (such as diameter, length, width) of the third sliding element 206 is smaller than the length and width of the first supporting element 205, and the axial size (such as depth) of the third sliding element 206 is equal to the height of the first supporting element 205.

[0121] The number of the third sliding elements 206 matches the number of the first supporting elements 205. Generally, the number of the third sliding elements 206 is equal to the number of the first supporting elements 205.

[0122] In some embodiments, the third sliding element 206 is a second sliding slot.

[0123] The cross section of the fourth sliding element 207 is circular, rectangular with rounded corners, elliptical, etc.

[0124] The size of the fourth sliding element 207 matches the size of the second sliding element 203. Generally, the radial size (such as diameter, length, width) of the fourth sliding element 207 is smaller than the radial size (such as length, width) of the second sliding element 203, and the axial size of the fourth sliding element 207 is larger than the axial size (such as height) of the second sliding element 203.

[0125] The size of the fourth sliding element 207 matches the size of the third sliding element 206. Generally, the radial size (such as diameter, length, width) of the fourth sliding element 207 is equal to the radial size (such as diameter, length, width) of the third sliding element 206, and the axial size of the fourth sliding element 207 is greater than the axial size (such as depth) of the third sliding element 206.

[0126] After the top of the second sliding element 203 contacts the top of the first sliding element 103 , the bottom of the fourth sliding element 207 is flush with or lower than the bottom of the first supporting element 205 , thereby preventing the fourth sliding element 207 from separating from the first supporting element 205 .

[0127] The number of the fourth sliding elements 207 matches the number of the second sliding elements 203. Generally, the number of the fourth sliding elements 207 is equal to the number of the second sliding elements 203.

[0128] The number of the fourth sliding elements 207 matches the number of the third sliding elements 206. Generally, the number of the fourth sliding elements 207 is equal to the number of the third sliding elements 206.

[0129] In some embodiments, the fourth sliding element 207 is fixedly connected to the second sliding element 203 , including but not limited to welding.

[0130] In some embodiments, the fourth sliding element 207 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0131] In some embodiments, the fourth sliding element 207 is a first sliding column.

[0132] like Figure 6 As shown, the limiting unit 300 includes a limiting element 301. The limiting element 301 is disposed at the top of the base unit 100 and connected to the base unit 100, and is used to cooperate with the calibration unit 400 to limit the plate.

[0133] Specifically, the limiting element 301 is disposed on the top of the base element 101 and connected to the base element 101 .

[0134] The cross section of the limiting element 301 is rectangular.

[0135] The size of the limiting element 301 matches the size of the base element 101. Generally, the length of the limiting element 301 is smaller than the width of the base element 101, the width of the limiting element 301 is smaller than the length of the base element 101, and the height of the limiting element 301 is smaller than the height of the base element 101.

[0136] In some of the embodiments, the limiting element 301 is fixedly connected to the base element 101, including but not limited to welding.

[0137] In some of the embodiments, the limiting element 301 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0138] In some of the embodiments, the limiting element 301 is a limiting plate.

[0139] like Figure 7 As shown, the calibration unit 400 includes a second supporting element 401, a rotating element 402, a calibration element 403 and a first driving element 404. The second supporting element 401 is arranged at the top of the base unit 100, and is located at the other side of the limiting unit 300, and is connected to the base unit 100; the rotating element 402 is arranged through the second supporting element 401; the calibration element 403 is slidably arranged on one side of the second supporting element 401, and is used to cooperate with the limiting unit 300 to limit the plate; the first driving element 404 is rotatably connected to the rotating element 402 and the calibration element 403, respectively, and is used to drive the calibration element 403 to reciprocate in the horizontal direction.

[0140] Specifically, the second supporting element 401 is disposed at the top of the base element 101 , is located at the other side of the limiting element 301 , and is connected to the base element 101 .

[0141] The cross section of the second supporting element 401 is rectangular.

[0142] The size of the second support element 401 matches the size of the base element 101. Generally, the length of the second support element 401 is smaller than the width of the base element 101, the width of the second support element 401 is smaller than the length of the base element 101, and the height of the second support element 401 is smaller than the height of the base element 101.

[0143] In some of the embodiments, the second supporting element 401 is fixedly connected to the base element 101 , including but not limited to welding.

[0144] In some of the embodiments, the second supporting element 401 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0145] In some of the embodiments, the second supporting element 401 is a second supporting plate.

[0146] The cross section of the rotating element 402 is circular.

[0147] The size of the rotating element 402 matches the size of the second supporting element 401. Generally, the diameter of the rotating element 402 is smaller than the length and height of the second supporting element 401, and the axial size (such as depth) of the rotating element 402 is equal to the width of the second supporting element 401.

[0148] In some embodiments, the rotating element 402 is a threaded hole.

[0149] The cross section of the calibration element 403 is rectangular.

[0150] The size of the calibration element 403 matches the size of the base element 101. Generally, the length of the calibration element 403 is smaller than the width of the base element 101, the width of the calibration element 403 is smaller than the length of the base element 101, and the height of the calibration element 403 is smaller than the height of the base element 101.

[0151] The size of the calibration element 403 matches the size of the second support element 401. Generally, the length of the calibration element 403 is equal to the length of the second support element 401, the width of the calibration element 403 is smaller than the width of the second support element 401, and the height of the calibration element 403 is equal to the height of the second support element 401.

[0152] In some of the embodiments, the calibration element 403 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0153] In some of the embodiments, the calibration element 403 is a calibration plate.

[0154] In some embodiments, the first driving element 404 includes a threaded rod and a turntable. The threaded rod is rotatably connected to the rotating element 402 and the calibration element 403 respectively; the turntable is connected to the second end of the threaded rod and is located on a side of the second supporting element 401 away from the calibration element 403, and is used to drive the threaded rod to rotate.

[0155] The size of the threaded rod matches the size of the rotating element 402. Generally, the diameter of the threaded rod is equal to the diameter of the rotating element 402, and the axial dimension of the threaded rod is greater than the axial dimension of the rotating element 402 (such as the depth).

[0156] The size of the threaded rod matches the size of the calibration element 403. Generally, the diameter of the threaded rod is smaller than the length and height of the calibration element 403.

[0157] In some embodiments, the first driving element 404 is rotationally connected to the calibration element 403. For example, the first driving element 404 is connected to the calibration element 403 via a bearing seat.

[0158] In some of the embodiments, the first driving element 404 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0159] Furthermore, the calibration unit 400 further includes at least one fifth sliding element 405 and at least one sixth sliding element 406. The fifth sliding element 405 is disposed through the second supporting element 401; the first end of the sixth sliding element 406 is connected to the other side of the calibration element 403, and the second end of the sixth sliding element 406 is slidably connected to the corresponding fifth sliding element 405.

[0160] The cross section of the fifth sliding element 405 is circular, rectangular with rounded corners, elliptical, etc.

[0161] The size of the fifth sliding element 405 matches the size of the second supporting element 401. Generally, the radial size (such as diameter) of the fifth sliding element 405 is smaller than the length and height of the second supporting element 401, and the axial size (such as depth) of the fifth sliding element 405 is equal to the width of the second supporting element 401.

[0162] In some embodiments, there are multiple fifth sliding elements 405 , and the multiple fifth sliding elements 405 are distributed along the length direction of the second supporting element 401 .

[0163] In some of the embodiments, a fifth sliding element 405 is disposed at one end of the side of the second supporting element 401 , and a fifth sliding element 405 is disposed at the other end of the side of the second supporting element 401 .

[0164] In some of the embodiments, the fifth sliding element 405 is a third sliding groove.

[0165] The cross section of the sixth sliding element 406 is circular, rectangular with rounded corners, elliptical, etc.

[0166] The size of the sixth sliding element 406 matches the size of the calibration element 403. Generally, the radial size (such as diameter, width, height) of the sixth sliding element 406 is smaller than the length and height of the calibration element 403.

[0167] The size of the sixth sliding element 406 matches the size of the fifth sliding element 405. Generally, the radial size (such as diameter, width, height) of the sixth sliding element 406 is equal to the radial size (such as diameter) of the fifth sliding element 405, and the axial size of the sixth sliding element 406 is greater than the axial size (such as depth) of the fifth sliding element 405.

[0168] The number of the sixth sliding elements 406 matches the number of the fifth sliding elements 405. Generally, the number of the sixth sliding elements 406 is equal to the number of the fifth sliding elements 405.

[0169] In some embodiments, there are multiple sixth sliding elements 406 , and the multiple sixth sliding elements 406 are distributed along the length direction of the calibration element 403 .

[0170] Generally, a sixth sliding element 406 is disposed at one end of the other side of the calibration element 403 , and a sixth sliding element 406 is disposed at the other end of the other side of the calibration element 403 .

[0171] In some embodiments, the sixth sliding element 406 is fixedly connected to the calibration element 403 , including but not limited to welding.

[0172] In some embodiments, the sixth sliding element 406 is made of metal.

[0173] In some embodiments, the sixth sliding element 406 is a second sliding post.

[0174] like Figure 8 As shown, the control unit 500 includes a third support element 501, a third through-slot element 502 and a second driving element 503. The third support element 501 is arranged at the top of the base unit 100, is located at one side of the limiting unit 300, and is connected to the base unit 100; the third through-slot element 502 is arranged through the third support element 501; the second driving element 503 is arranged at the top of the third support element 501, and the output end of the second driving element 503 is arranged through the third through-slot element 502 and is connected to the stamping unit 600, so as to drive the stamping unit 600 to move in the vertical direction to stamp the plate.

[0175] Specifically, the third supporting element 501 is disposed at the top of the base element 101 , located at one side of the limiting element 301 , and connected to the base element 101 .

[0176] The cross section of the third supporting element 501 is L-shaped. Specifically, the third supporting element 501 includes a vertical plate and a horizontal plate. The bottom end of the vertical plate is connected to the top end of the base element 101; the horizontal plate is connected to the vertical plate and the second driving element 503 respectively.

[0177] The size of the riser matches the size of the base element 101. Generally, the length of the riser is smaller than the width of the base element 101, the width of the riser is smaller than the length of the base element 101, and the height of the riser is greater than the height of the base element 101.

[0178] The size of the horizontal plate matches the size of the vertical plate. Generally, the length of the horizontal plate is less than the width of the vertical plate, the width of the horizontal plate is equal to the length of the vertical plate, and the height of the horizontal plate is less than the height of the vertical plate.

[0179] In some of the embodiments, the third supporting element 501 is fixedly connected to the base element 101 , including but not limited to welding.

[0180] In some of the embodiments, the third supporting element 501 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0181] In some of the embodiments, the third supporting element 501 is a supporting frame.

[0182] The third through slot element 502 is disposed through the transverse plate.

[0183] The cross section of the third through-channel element 502 is circular.

[0184] The size of the third through slot element 502 matches the size of the transverse plate. Generally, the diameter of the third through slot element 502 is smaller than the length and width of the transverse plate, and the axial size (such as depth) of the third through slot element 502 is equal to the height of the transverse plate.

[0185] In some of the embodiments, the third through-channel element 502 is a through-channel.

[0186] In some of the embodiments, the second driving element 503 is fixedly connected to the third supporting element 501 , including but not limited to bolt connection.

[0187] In some of the embodiments, the second driving element 503 is a hydraulic press.

[0188] like Fig. 9As shown, the punching unit 600 includes a first punching element 601 and a second punching element 602. The first punching element 601 is disposed above the ejection buffer unit 200 and connected to the control unit 500, and is used to move in a vertical direction under the action of the control unit 500 to punch the plate; the second punching element 602 is disposed inside the first punching element 601 and connected to the first punching element 601, and is used to move in a vertical direction under the action of the first punching element 601 to punch the plate.

[0189] Specifically, the first punching element 601 is disposed above the ejecting element 201 and is connected to the output end of the second driving element 503 .

[0190] The first punching element 601 is a structure with a hollow bottom and a closed top, wherein the cross section of the first punching element 601 is circular.

[0191] The size of the first punching element 601 matches the size of the first slot element 102. Generally, the outer diameter of the first punching element 601 is equal to the diameter of the first slot element 102, and the outer axial dimension of the first punching element 601 is smaller than the axial dimension of the first slot element 102 (such as depth).

[0192] The size of the first punching element 601 matches the size of the ejecting element 201. Generally, the inner diameter of the first punching element 601 is not less than the diameter of the ejecting element 201.

[0193] The inner wall thickness of the first punching element 601 is not greater than the distance (gap) between the first through-groove element 102 and the ejecting element 201 .

[0194] In some of the embodiments, the first punching element 601 is fixedly connected to the second driving element 503, including but not limited to bolt connection.

[0195] In some of the embodiments, the first stamping element 601 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0196] In some of the embodiments, the first punching element 601 is a first punching head.

[0197] The second punching element 602 is a structure with a hollow bottom and a closed top, wherein the cross section of the second punching element 602 is annular.

[0198] The size of the second punching element 602 matches the size of the first punching element 601. Generally, the outer diameter of the second punching element 602 is smaller than the inner diameter of the first punching element 601, and the outer axial dimension of the second punching element 602 is equal to the inner axial dimension of the first punching element 601.

[0199] The size of the second punching element 602 matches the size of the second slot element 202. Generally, the outer diameter of the second punching element 602 is equal to the diameter of the second slot element 202, and the outer axial dimension of the second punching element 602 is greater than the axial dimension of the second slot element 202 (such as depth).

[0200] In some embodiments, the second stamping element 602 is fixedly connected to the first stamping element 601 , including but not limited to welding. For example, the second stamping element 602 and the first stamping element 601 are integrally formed.

[0201] In some embodiments, the second stamping element 602 is made of metal material, including but not limited to stainless steel and aluminum alloy.

[0202] In some of the embodiments, the second punching element 602 is a second punching head.

[0203] The method of using the utility model is as follows:

[0204] (I) Place the board

[0205] The plate is placed on the top of the base element 101 , and the plate is located between the limiting element 301 and the calibration element 403 .

[0206] (II) Restricted Plates

[0207] Twisting the first driving element 404 to rotate along the radial direction of the rotating element 402, and making the first driving element 404 move along the axial direction of the rotating element 402;

[0208] The first driving element 404 drives the calibration element 403 to move along the axial direction of the fifth sliding element 405, so that the calibration element 403 gradually approaches the plate, until the distance between the calibration element 403 and the limiting element 301 matches the size of the plate (such as Figure 3 shown).

[0209] (III) Sheet metal stamping

[0210] The first punching element 601 and the second punching element 602 are driven by the second driving element 503 to move vertically downward to punch the plate.

[0211] (IV) Sheet metal stamping buffer

[0212] During the stamping process, the ejection element 201 is driven to move vertically downward along the first sliding element 103 through the second sliding element 203;

[0213] The fourth sliding element 207 is driven by the ejection element 201 to move vertically downward along the third sliding element 206;

[0214] During the process, the elastic element 204 is squeezed and deformed, so that it plays a buffering role when the plate is stamped;

[0215] (V) Ejecting the stamped sheet

[0216] After stamping, the second driving element 503 drives the first stamping element 601 and the second stamping element 602 to move vertically upward;

[0217] During the process, the stamped sheet is ejected under the action of the elastic element 204 .

[0218] The advantages of the utility model are that the ejection buffer unit can be used to provide buffering when stamping a plate to reduce damage to the stamping head and the stamping part; the ejection buffer unit can be used to eject the stamping part from the base unit to facilitate demoulding of the stamping part; the limiting unit and the calibration unit are used in coordination to abut the plate to be stamped, so that the plate is limited, thereby improving the accuracy of plate stamping.

[0219] Example 2

[0220] This embodiment relates to the stamping system of the utility model.

[0221] like Fig.10 As shown, a stamping system includes a stamping die A and a waste recovery device B as in Example 1. The waste recovery device B is arranged below the base unit 100 and is used to recover stamping waste.

[0222] Specifically, the waste recycling device B is communicated with the first trough element 102 .

[0223] In some of the embodiments, the waste recycling device B is made of metal material, including but not limited to stainless steel, aluminum alloy, etc.

[0224] In some of the embodiments, the waste recycling device B includes but is not limited to a collection box.

[0225] The above description is only a preferred embodiment of the present invention, and does not limit the implementation mode and protection scope of the present invention. For those skilled in the art, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A stamping die, characterized in that: include: A base unit (100), wherein the base unit (100) is arranged on a horizontal plane; An ejection buffer unit (200), the ejection buffer unit (200) being slidably disposed inside the base unit (100) and being used to eject the punched sheet material from the base unit (100) and to buffer the punched sheet material; a limiting unit (300), the limiting unit (300) being arranged at the top end of the base unit (100) and connected to the base unit (100); a calibration unit (400), the calibration unit (400) being arranged at the top end of the base unit (100), and being symmetrically arranged with the limiting unit (300) about the ejection buffer unit (200), and being connected to the base unit (100), and being used to cooperate with the limiting unit (300) to limit the plate; A control unit (500), the control unit (500) being arranged at the top of the base unit (100), being located at one side of the limiting unit (300), and being connected to the base unit (100); A punching unit (600) is arranged above the ejection buffer unit (200) and is connected to the control unit (500), and is used to move in a vertical direction under the action of the control unit (500) to punch the plate.

2. The stamping die according to claim 1, characterized in that: The base unit (100) comprises: A base element (101), the base element (101) being arranged on a horizontal plane, and the top end of the base element (101) being connected to the limiting unit (300), the calibration unit (400), and the control unit (500); A first through-groove element (102), the first through-groove element (102) being arranged at the top end of the base element (101) and being slidably connected to the ejection buffer unit (200) and used for allowing stamping waste to be removed and placed in the ejection buffer unit (200); A plurality of first sliding elements (103), wherein the plurality of first sliding elements (103) are arranged inside the base element (101), and are respectively connected to the first through-slot element (102), and are respectively slidably connected to the ejection buffer unit (200).

3. The stamping die according to claim 1, characterized in that: The ejection buffer unit (200) comprises: An ejection element (201), the ejection element (201) being arranged inside the base unit (100) and used for ejecting a stamped sheet material out of the base unit (100); A second through-groove element (202), the second through-groove element (202) being arranged to penetrate the ejection element (201) and being in communication with the base unit (100) for allowing stamping waste to be removed; a plurality of second sliding elements (203), the plurality of second sliding elements (203) being respectively arranged at the ends of the ejection element (201) and respectively slidably connected to the base unit (100) for enabling the ejection element (201) to move in a vertical direction; A plurality of elastic elements (204), wherein the plurality of elastic elements (204) are respectively connected to the corresponding second sliding elements (203) and the base unit (100), and are used to reset the ejection element (201).

4. The stamping die according to claim 3, characterized in that: The ejection buffer unit (200) further comprises: a plurality of first supporting elements (205), wherein the plurality of first supporting elements (205) are respectively arranged inside the base unit (100), the top ends of the plurality of first supporting elements (205) are connected to the corresponding elastic elements (204), and the sides of the plurality of first supporting elements (205) are respectively connected to the base unit (100); A plurality of third sliding elements (206), wherein the plurality of third sliding elements (206) are respectively arranged to penetrate the corresponding first supporting elements (205); A plurality of fourth sliding elements (207), the top ends of the plurality of fourth sliding elements (207) are respectively connected to the bottom ends of the corresponding second sliding elements (203), the plurality of fourth sliding elements (207) are respectively slidably connected to the corresponding third sliding elements (206), and the outer surfaces of the plurality of fourth sliding elements (207) are sleeved with the corresponding elastic elements (204).

5. The stamping die according to claim 1, characterized in that: The limiting unit (300) comprises: A limiting element (301), wherein the limiting element (301) is arranged at the top of the base unit (100) and is connected to the base unit (100), and is used to cooperate with the calibration unit (400) to limit the plate.

6. The stamping die according to claim 1, characterized in that: The calibration unit (400) comprises: A second supporting element (401), the second supporting element (401) being arranged at the top end of the base unit (100), being located at the other side of the limiting unit (300), and being connected to the base unit (100); a rotating element (402), wherein the rotating element (402) is disposed through the second supporting element (401); a calibration element (403), the calibration element (403) being slidably disposed on one side of the second supporting element (401) and being used to cooperate with the limiting unit (300) to limit the plate; A first driving element (404), wherein the first driving element (404) is rotationally connected to the rotating element (402) and the calibration element (403) respectively, and is used to drive the calibration element (403) to reciprocate in a horizontal direction.

7. The stamping die according to claim 6, characterized in that: The calibration unit (400) further comprises: at least one fifth sliding element (405), wherein the fifth sliding element (405) is disposed through the second supporting element (401); At least one sixth sliding element (406), wherein a first end of the sixth sliding element (406) is connected to the other side of the calibration element (403), and a second end of the sixth sliding element (406) is slidably connected to the corresponding fifth sliding element (405).

8. The stamping die according to claim 1, characterized in that: The control unit (500) comprises: A third supporting element (501), the third supporting element (501) being arranged at the top end of the base unit (100), being located at one side of the limiting unit (300), and being connected to the base unit (100); A third through-groove element (502), wherein the third through-groove element (502) is disposed through the third supporting element (501); A second driving element (503), wherein the second driving element (503) is arranged at the top end of the third supporting element (501), and an output end of the second driving element (503) is arranged through the third through-slot element (502) and is connected to the punching unit (600), so as to drive the punching unit (600) to move in a vertical direction to punch the plate.

9. The stamping die according to claim 1, characterized in that: The punching unit (600) comprises: a first punching element (601), the first punching element (601) being arranged above the ejection buffer unit (200) and connected to the control unit (500), and being used for moving in a vertical direction under the action of the control unit (500) to punch the plate; The second punching element (602) is arranged inside the first punching element (601) and connected to the first punching element (601), and is used to move in a vertical direction under the action of the first punching element (601) to punch the plate.

10. A stamping system, characterized in that: include: The stamping die according to any one of claims 1 to 9; A waste material recovery device is arranged below the base unit (100) and is used for recovering stamping waste.

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