CN110355278B - Metal stamping die - Google Patents

Metal stamping die Download PDF

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Publication number
CN110355278B
CN110355278B CN201910662367.2A CN201910662367A CN110355278B CN 110355278 B CN110355278 B CN 110355278B CN 201910662367 A CN201910662367 A CN 201910662367A CN 110355278 B CN110355278 B CN 110355278B
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China
Prior art keywords
guide
stamping
die
filter screen
spring
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CN201910662367.2A
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Chinese (zh)
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CN110355278A (en
Inventor
朱良彬
蔡素真
王敏侠
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Shanghai Dongjing Technology Co.,Ltd.
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Shanghai Dongjing Technology Co ltd
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Priority to CN201910662367.2A priority Critical patent/CN110355278B/en
Publication of CN110355278A publication Critical patent/CN110355278A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D37/00Tools as parts of machines covered by this subclass
    • B21D37/10Die sets; Pillar guides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/003Positioning devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02Ejecting devices
    • B21D45/04Ejecting devices interrelated with motion of tool

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing Of Solid Wastes (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

The invention belongs to the technical field of dies, and particularly relates to a metal stamping die which comprises a bottom plate, a lower die, an upper die, a guide sleeve, a connecting strip, a mounting plate, a first mounting hole, a second mounting hole, a fixing sleeve, an electromagnet, a guide ring, a push block, a movable iron rod, a first spring, a material guide pipe, a second spring, a connecting pipe, a three-way pipe, a dust suction box, a side plate, a first rubber ring, a first filter screen, a handle, a circular ring, a discharge hole, a guide rod, a stamping cavity, a metal block, a third spring, a pressing plate, a stamping rod, a mounting frame, a centrifugal impeller, a motor, a baffle ring, a frame, a second rubber ring, a second filter screen and a gas spring. The stamping device is reasonable in structure and suitable for stamping one side of the metal block to remove excess materials, when stamping is conducted, the punch rod can be used for compressing and limiting the metal block in advance through the pressing plate and the third springs before being contacted with the metal block, stability of the metal block during stamping is improved, movement and tilting are avoided, and stamping accuracy is improved.

Description

Metal stamping die
Technical Field
The invention belongs to the technical field of dies, and particularly relates to a metal stamping die.
Background
Stamping, which is a press working method for obtaining a required part by applying pressure to a material at room temperature by using a die mounted on a press machine to cause separation or plastic deformation; during processing, part of the excess material can be punched out, or the shape of the excess material can be changed.
When the excess materials of the metal workpiece are punched, a punching die is possibly needed for processing; part of the stamping die carries out workpiece containing through the groove cavity, a gap may exist between the workpiece and the groove cavity, when one side of the workpiece is processed, the workpiece may be irregular, when one side is pressed, the workpiece may be turned up or moved, and the processing stability or accuracy may be affected; after processing, the cleaning and collecting of the excess materials and the pulling out of the workpiece may be manually performed, thereby possibly increasing the labor intensity of workers. Accordingly, a metal press mold has been proposed to address the above problems.
Disclosure of Invention
The invention aims to solve the problems, and provides a metal stamping die, wherein during stamping, before a stamping rod is contacted with a metal block, the metal block can be pressed and limited in advance through the arrangement of a pressing plate and a plurality of third springs, so that the stability during stamping of the metal block is improved, the movement and the tilting are avoided, and the stamping accuracy is improved. The clout that this kind of metal stamping die got rid of can carry out automatic collection to the clout through clean guide collection structure, avoids the manual work to carry out manual clear away, and can clean punching press intracavity portion, avoids falling into dust and other debris in the punching press chamber to avoid influencing the punching press processing, can be convenient for the clout and the debris of collecting discharge simple operation, convenient to use through the outer structure of arranging of waste material. This kind of metal stamping die can be convenient for carry out the automation of work piece and release through the automatic ejecting structure of work piece after carrying out stamping process, and the work piece of being convenient for exposes from punching press chamber top, need not artifical manual the knot and goes out, and the operation is comparatively convenient, low in labor strength to the time of taking out of can effectual reduction work piece.
The invention realizes the purpose through the following technical scheme, and the metal stamping die comprises a lower die, an upper die, a bottom plate, a clean guide collecting structure, a waste discharging structure, an automatic workpiece pushing-out structure, a limiting stamping structure and a die assembly guide structure, wherein the upper die is arranged at the top of the lower die, the upper die is in sliding connection with the lower die through the die assembly guide structure, the bottom of the lower die is connected with the top of the automatic workpiece pushing-out structure, the bottom of the automatic workpiece pushing-out structure is connected with the center of the bottom plate, four second mounting holes distributed in a shape of a Chinese character kou are formed in the surface of the bottom plate, two connecting strips are fixedly mounted at the top of the upper die, mounting plates are fixedly connected at the tops of the two connecting strips, and first mounting holes are formed in the;
the top of the lower die is provided with a stamping cavity, the inside of the stamping cavity is embedded with a metal block, the bottom of the upper die is provided with a limiting stamping structure, the bottom of the lower die is provided with a discharge hole, the discharge hole is communicated with the stamping cavity, the clean material guiding and collecting structure is arranged at the bottom of the bottom plate and is fixedly communicated with a material guiding pipe and a connecting pipe through a three-way pipe, the tail end of the connecting pipe is fixedly communicated with one side of the punching cavity, the tail end of the material guide pipe is positioned at the bottom of the discharge hole, the tail end of the material guide pipe is fixedly sleeved with a circular ring, the bottom of the circular ring is fixedly connected with a second spring, the bottom end of the second spring is fixedly connected with the surface of a bottom plate through a screw, the second spring is sleeved on the surface of the material guide pipe, the surface of the bottom plate is provided with a circular hole, and the round hole is sleeved with the material guide pipe in a sliding manner, and the waste material discharging structure is arranged on one side of the clean material guide and collection structure.
Preferably, the die closing guide structure comprises guide rods vertically and fixedly connected to the bottom of the upper die and guide sleeves sleeved on the surfaces of the guide rods in a sliding manner, the number of the guide rods and the number of the guide sleeves are four, the guide sleeves and the lower die are fixedly embedded and connected, the bottom ends of the guide sleeves are fixedly embedded and connected with the bottom plate, and the top ends of the guide sleeves are flush with the top of the lower die.
Preferably, spacing stamping structure includes that parallel arrangement is at the clamp plate of last mould bottom and perpendicular rigid coupling is at the jumper bar of last mould bottom, through a plurality of third spring elastic connection between clamp plate and the last mould, open on the clamp plate surface has the through-hole, the through-hole cup joints with the jumper bar slip, and the jumper bar is located same vertical line with the discharge opening.
Preferably, the automatic ejecting structure of work piece is including fixed cover and the electro-magnet of fixed cover bottom is installed to fixed gomphosis, the both ends of fixed cover are connected with the fixed gomphosis of lower mould bottom and bottom plate respectively, and the fixed gomphosis in inside of fixed cover installs the guide ring, the movable iron rod has been cup jointed in the inner wall of guide ring slip, and the top fixed mounting of activity iron rod has the ejector pad, sliding connection between ejector pad and the fixed cover, guide ring top rigid coupling has first spring, and the top and the movable iron rod surface rigid coupling of first spring.
Preferably, clean guide collection structure includes the suction box and sets up the filter screen of separating at the suction box inside, the suction box is inside to be separated into the collecting chamber and negative pressure chamber through separating the filter screen, negative pressure chamber one side is provided with first filter screen, and the fixed gomphosis of first filter screen and suction box's lateral wall is connected, the inside motor that has through mounting bracket fixed mounting of negative pressure chamber, the fixed centrifugal impeller that has cup jointed in output of motor, the fixed intercommunication nozzle stub in top in negative pressure chamber, and the nozzle stub top is fixed to be cup jointed with three-way pipe one end.
Preferably, the outer structure of arranging of waste material includes curb plate and two air springs of perpendicular rigid coupling on curb plate surface, the curb plate passes through bolt and dust collection box opening one side rigid coupling, and is provided with first rubber circle between curb plate and the dust collection box, the end of air spring with separate the filter screen rigid coupling, it comprises frame and second filter screen to separate the filter screen, the inboard of frame and the rigid coupling all around of second filter screen, the one side of separating the filter screen is provided with keeps off the ring, and keeps off the outside of ring and the inner wall rigid coupling of dust collection box, it has the second rubber circle to keep off ring surface rigid coupling, curb plate fixed surface installs the handle.
The invention has the beneficial effects that:
(1) this kind of metal stamping die is applicable to the metal block one side punching press and gets rid of the clout, and when the punching press, before jumper bar and metal block contact, through the setting of clamp plate and a plurality of third spring, can carry out compressing tightly of metal block spacing in advance, stability when improving the metal block punching press avoids appearing removing and turns over the perk, has improved the accurate nature of punching press.
(2) The clout that this kind of metal stamping die got rid of can carry out automatic collection to the clout through clean guide collection structure, avoids the manual work to carry out manual clear away, and can clean punching press intracavity portion, avoids falling into dust and other debris in the punching press chamber to avoid influencing the punching press processing, can be convenient for the clout and the debris of collecting discharge simple operation, convenient to use through the outer structure of arranging of waste material.
(3) This kind of metal stamping die can be convenient for carry out the automation of work piece and release through the automatic ejecting structure of work piece after carrying out stamping process, and the work piece of being convenient for exposes from punching press chamber top, need not artifical manual the knot and goes out, and the operation is comparatively convenient, low in labor strength to the time of taking out of can effectual reduction work piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the dust box of the present invention;
FIG. 4 is a schematic view of the internal structure of the fixing sleeve of the present invention;
FIG. 5 is a bottom view of the upper mold of the present invention;
FIG. 6 is a schematic view of the connecting tube and the punching chamber according to the present invention.
In the figure: 1. the device comprises a bottom plate, 2, a lower die, 3, an upper die, 4, a guide sleeve, 5, a connecting strip, 6, a mounting plate, 7, a first mounting hole, 8, a second mounting hole, 9, a fixing sleeve, 901, an electromagnet, 902, a guide ring, 903, a push block, 904, a movable iron rod, 905, a first spring, 10, a guide pipe, 11, a second spring, 12, a connecting pipe, 13, a three-way pipe, 14, a dust suction box, 15, a side plate, 16, a first rubber ring, 17, a first filter screen, 18, a handle, 19, a circular ring, 20, a discharge hole, 21, a guide rod, 22, a stamping cavity, 23, a metal block, 24, a third spring, 25, a pressing plate, 26, a stamping rod, 27, a mounting frame, 28, a centrifugal impeller, 29, a motor, 30, a baffle ring, 31, a frame, 32, a second rubber ring, 33, a second filter screen, 34 and an air spring.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1-6, a metal stamping die includes a lower die 2, an upper die 3, a bottom plate 1, a clean material guiding and collecting structure, a waste discharging structure, an automatic workpiece pushing-out structure, a limiting stamping structure, and a die closing guide structure, wherein the upper die 3 is disposed on the top of the lower die 2, the upper die 3 is connected with the lower die 2 in a sliding way through a die assembly guide structure, the bottom of the lower die 2 is connected with the top of an automatic workpiece pushing-out structure, the bottom of the automatic workpiece pushing-out structure is connected with the center of the bottom plate 1, four second mounting holes 8 distributed in a square shape are formed in the surface of the bottom plate 1, the second mounting holes 8 are used for mounting and fixing the bottom plate 1, two connecting strips 5 are fixedly mounted at the top of the upper die 3, the top parts of the two connecting strips 5 are fixedly connected with mounting plates 6, first mounting holes 7 are formed in the surfaces of the mounting plates 6, and the first mounting holes 7 are used for being connected with a driving device of stamping equipment;
the top of the lower die 2 is provided with a stamping cavity 22, a metal block 23 is embedded in the stamping cavity 22, the bottom of the upper die 3 is provided with a limiting stamping structure, the bottom of the lower die 2 is provided with a discharge hole 20, the discharge hole 20 is communicated with the stamping cavity 22, the cleaning material guiding collecting structure is arranged at the bottom of the bottom plate 1 and is fixedly communicated with a material guiding pipe 10 and a connecting pipe 12 through a three-way pipe 13, the tail end of the connecting pipe 12 is fixedly communicated with one side of the stamping cavity 22, the tail end of the material guiding pipe 10 is positioned at the bottom of the discharge hole 20, the tail end of the material guiding pipe 10 is fixedly sleeved with a ring 19, the bottom of the ring 19 is fixedly connected with a second spring 11, the bottom end of the second spring 11 is fixedly connected with the surface of the bottom plate 1 through a screw, the second spring 11 provides a support for the ring 19 to contact with the bottom of the lower die 2 and provide pressure for the ring, the second spring 11 is sleeved, the surface of the bottom plate 1 is provided with a round hole which is in sliding sleeve connection with the material guide pipe 10, the waste material discharging structure is arranged on one side of the clean material guide and collection structure, and the material guide pipe 10 and the connecting pipe 12 are both plastic hoses.
The die closing guide structure comprises guide rods 21 vertically and fixedly connected to the bottom of the upper die 3 and guide sleeves 4 sleeved on the surfaces of the guide rods 21 in a sliding mode, the number of the guide rods 21 and the number of the guide sleeves 4 are four, the guide sleeves 4 are fixedly connected with the lower die 2 in an embedded mode, the bottom ends of the guide sleeves 4 are fixedly connected with the bottom plate 1 in an embedded mode, the top ends of the guide sleeves 4 are flush with the top of the lower die 2, and die closing guide of the lower die 2 and the upper die 3 can be conducted through sliding between the guide sleeves 4 and the guide rods 21; the limiting and punching structure comprises a pressing plate 25 arranged at the bottom of the upper die 3 in parallel and a punch 26 vertically fixedly connected to the bottom of the upper die 3, the pressing plate 25 is elastically connected with the upper die 3 through a plurality of third springs 24, a through hole is formed in the surface of the pressing plate 25 and is in sliding sleeve connection with the punch 26, the punch 26 and the discharge hole 20 are located on the same vertical line, the pressing plate 25 can be in contact with the metal block 23 before the punch 26 is in contact with the metal block 23 to compress the third springs 24, and pressure is provided for the pressing plate 25 to compress the metal block 23 after the third springs 24 are compressed; the automatic workpiece pushing structure comprises a fixed sleeve 9 and an electromagnet 901 fixedly embedded at the bottom end of the fixed sleeve 9, two ends of the fixed sleeve 9 are fixedly embedded and connected with the bottom of a lower die 2 and a bottom plate 1 respectively, a guide ring 902 is fixedly embedded and installed inside the fixed sleeve 9, a movable iron rod 904 is sleeved on the inner wall of the guide ring 902 in a sliding mode, a push block 903 is fixedly installed at the top end of the movable iron rod 904, the push block 903 is connected with the fixed sleeve 9 in a sliding mode, a first spring 905 is fixedly connected to the top of the guide ring 902, the top end of the first spring 905 is fixedly connected with the surface of the movable iron rod 904, the electromagnet 901 sucks the movable iron rod 904, the first spring 905 can be kept compressed, and after the electromagnet 901 is powered off, the first spring 905 can drive the movable iron rod 904 to move through elasticity, so that a metal block; the cleaning material guiding and collecting structure comprises a dust collection box 14 and a separating filter screen arranged inside the dust collection box 14, the inside of the dust collection box 14 is separated into a material collecting cavity and a negative pressure cavity through the separating filter screen, a first filter screen 17 is arranged on one side of the negative pressure cavity, the first filter screen 17 is fixedly connected with the side wall of the dust collection box 14 in an embedded mode, a motor 29 is fixedly installed inside the negative pressure cavity through a mounting frame 27, a centrifugal impeller 28 is fixedly sleeved at the output end of the motor 29, a short pipe is fixedly communicated with the top of the negative pressure cavity, the top end of the short pipe is fixedly connected with one end of a three-way pipe 13 in an embedded mode, and the motor 29 drives the centrifugal impeller 28 to rotate; the outer discharge structure of waste material includes curb plate 15 and two air springs 34 of perpendicular rigid coupling on curb plate 15 surface, curb plate 15 passes through bolt and dust box 14 opening one side rigid coupling, and is provided with first rubber circle 16 between curb plate 15 and the dust box 14, the end and the partition filter screen rigid coupling of air spring 34, the partition filter screen comprises frame 31 and second filter screen 33, the inboard of frame 31 and the rigid coupling all around of second filter screen 33, one side of separating the filter screen is provided with keeps off ring 30, and keeps off the outside of ring 30 and the inner wall rigid coupling of dust box 14, keep off ring 30 surface rigid coupling and have second rubber circle 32, curb plate 15 fixed surface installs handle 18, and after curb plate 15 carries out dust box 14 opening and seals, air spring 34 is in compression state, can provide pressure for frame 31, can press from both sides tight second rubber circle 32, the closure of connecting, when pulling curb plate 15, the side plate 15 can drive the frame 31 and the second filter screen 33 to move together through the gas spring 34, and sundries and waste materials can be dragged out.
When the invention is used, electrical components appearing in the application are externally connected with a power supply and a control switch when in use, a mounting plate 6 is connected with a hydraulic cylinder on a stamping device through a first mounting hole 7, a bottom plate 1 is fixedly mounted on a processing platform through a second mounting hole 8, a metal block 23 is placed in a stamping cavity 22, an upper die 3 is driven by the hydraulic cylinder to carry out die assembly, when the die assembly is carried out, a guide sleeve 4 and a guide rod 21 slide to realize the guide of the die assembly, a press plate 25 is contacted with the top of the metal block 23 before the punch rod 26 is contacted with the metal block 23, then a third spring 24 is compressed, the third spring 24 provides a pressing limit for the metal block 23 after being compressed, the punch rod 26 passes through a through hole to carry out the stamping of the metal block 23, the removal of excess materials is realized, the excess materials enter a material collecting cavity through a material guide pipe 10 to be collected, a motor 29 drives a centrifugal impeller 28 to rotate, generating negative pressure to provide suction for the excess material;
before use, when the punching cavity 22 needs to be cleaned, the pressing plate 25 can be positioned at the top of the punching cavity 22 to form a closed state, and when negative pressure is generated inside the dust collection box 14, dust and sundries in the punching cavity 22 can enter the three-way pipe 13 through the material guide pipe 10 and the connecting pipe 12 and then are collected in the material collection cavity; when the waste is required to be discharged outside the aggregate cavity, the bolt can be unscrewed, the handle 18 is held by hand, the side plate 15 is pulled, the second filter screen 33 is pulled out, so that the waste is pushed out of the dust collection box 14, the second filter screen 33 is plugged into the dust collection box 14, the side plate 15 is in contact with the opening of the dust collection box 14, the bolt is installed, the air spring 34 is compressed, and the first rubber ring 16 and the second rubber ring 32 are compressed to realize sealing;
after the metal block 23 is processed, the upper die 3 is separated from the lower die 2, the electromagnet 901 is powered off, the movable iron rod 904 loses magnetic attraction, the movable iron rod 904 is enabled to move upwards through the elasticity of the first spring 905, the guide ring 902 is used for guiding, the movable iron rod 904 drives the push block 903 to move, the metal block 23 is enabled to be pushed out, and the metal block 23 is manually taken down; the electromagnet 901 is electrified to attract the movable iron rod 904, the movable iron rod 904 is in contact with the electromagnet 901, in the process, the push block 903 enters the top end of the fixed sleeve 9, meanwhile, the first spring 905 is compressed, and the metal block 23 can be pushed out when the next metal block 23 is machined in a power storage state.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (1)

1. A metal stamping die is characterized in that: the automatic pushing device comprises a lower die (2), an upper die (3), a bottom plate (1), a clean guide collecting structure, a waste discharging structure, an automatic workpiece pushing structure, a limiting stamping structure and a die assembly guide structure, wherein the upper die (3) is arranged at the top of the lower die (2), the upper die (3) is in sliding connection with the lower die (2) through the die assembly guide structure, the bottom of the lower die (2) is connected with the top of the automatic workpiece pushing structure, the bottom of the automatic workpiece pushing structure is connected with the center of the bottom plate (1), four second mounting holes (8) distributed in a shape of a Chinese character kou are formed in the surface of the bottom plate (1), two connecting strips (5) are fixedly mounted at the top of the upper die (3), mounting plates (6) are fixedly connected to the tops of the two connecting strips (5), and first mounting holes (7) are formed in the surface of the mounting plates; the top of the lower die (2) is provided with a stamping cavity (22), a metal block (23) is placed in the stamping cavity (22) in an embedded mode, the bottom of the upper die (3) is provided with a limiting stamping structure, the bottom of the lower die (2) is provided with a discharge hole (20), the discharge hole (20) is communicated with the stamping cavity (22), the clean material guiding and collecting structure is arranged at the bottom of the bottom plate (1) and fixedly communicated with a material guiding pipe (10) and a connecting pipe (12) through a three-way pipe (13), the tail end of the connecting pipe (12) is fixedly communicated with one side of the stamping cavity (22), the tail end of the material guiding pipe (10) is located at the bottom of the discharge hole (20), the tail end of the material guiding pipe (10) is fixedly connected with a circular ring (19), the bottom of the circular ring (19) is fixedly connected with a second spring (11), and the bottom end of the second spring (11) is fixedly connected with the surface of the bottom plate, the second spring (11) is sleeved on the surface of the material guide pipe (10), a round hole is formed in the surface of the bottom plate (1) and is in sliding sleeve connection with the material guide pipe (10), and the waste material discharging structure is arranged on one side of the clean material guide collecting structure;
the die assembly guide structure comprises guide rods (21) vertically and fixedly connected to the bottom of the upper die (3) and guide sleeves (4) sleeved on the surfaces of the guide rods (21) in a sliding mode, the number of the guide rods (21) and the number of the guide sleeves (4) are four, the guide sleeves (4) are fixedly connected with the lower die (2) in an embedded mode, the bottom ends of the guide sleeves (4) are fixedly connected with the bottom plate (1) in an embedded mode, and the top ends of the guide sleeves (4) are flush with the top of the lower die (2);
the limiting stamping structure comprises a pressing plate (25) arranged at the bottom of the upper die (3) in parallel and a punch rod (26) vertically and fixedly connected to the bottom of the upper die (3), the pressing plate (25) is elastically connected with the upper die (3) through a plurality of third springs (24), a through hole is formed in the surface of the pressing plate (25), the through hole is in sliding sleeve connection with the punch rod (26), and the punch rod (26) and the discharge hole (20) are located on the same vertical line;
the automatic workpiece pushing structure comprises a fixed sleeve (9) and an electromagnet (901) fixedly embedded at the bottom end of the fixed sleeve (9), two ends of the fixed sleeve (9) are fixedly embedded and connected with the bottom of the lower die (2) and the bottom plate (1) respectively, a guide ring (902) is fixedly embedded and installed inside the fixed sleeve (9), a movable iron rod (904) is sleeved on the inner wall of the guide ring (902) in a sliding mode, a pushing block (903) is fixedly installed at the top end of the movable iron rod (904), the pushing block (903) is connected with the fixed sleeve (9) in a sliding mode, a first spring (905) is fixedly connected to the top of the guide ring (902), and the top end of the first spring (905) is fixedly connected with the surface of the movable iron rod (904);
the cleaning material guide collecting structure comprises a dust collection box (14) and a separating filter screen arranged in the dust collection box (14), the inside of the dust collection box (14) is separated into a material collection cavity and a negative pressure cavity through the separating filter screen, a first filter screen (17) is arranged on one side of the negative pressure cavity, the first filter screen (17) is fixedly connected with the side wall of the dust collection box (14) in an embedded mode, a motor (29) is fixedly arranged in the negative pressure cavity through a mounting frame (27), a centrifugal impeller (28) is fixedly sleeved on the output end of the motor (29), a short pipe is fixedly communicated with the top of the negative pressure cavity, and the top end of the short pipe is fixedly sleeved with one end of a three-way pipe (13);
the outer structure of arranging of waste material includes curb plate (15) and perpendicular rigid coupling two air springs (34) on curb plate (15) surface, curb plate (15) are through bolt and dust collection box (14) opening one side rigid coupling, and are provided with first rubber circle (16) between curb plate (15) and dust collection box (14), the end and the partition filter screen rigid coupling of air spring (34), it comprises frame (31) and second filter screen (33) to separate the filter screen, the inboard rigid coupling all around with second filter screen (33) of frame (31), one side of separating the filter screen is provided with keeps off ring (30), and keeps off the outside of ring (30) and the inner wall rigid coupling of dust collection box (14), keep off ring (30) surface rigid coupling and have second rubber circle (32), curb plate (15) fixed surface installs handle (18).
CN201910662367.2A 2019-07-22 2019-07-22 Metal stamping die Active CN110355278B (en)

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CN110355278B true CN110355278B (en) 2021-02-12

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CN110976599A (en) * 2019-12-26 2020-04-10 吉林工程技术师范学院 Automatic stamping forming equipment for end part of cylindrical pipe fitting
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