EP2444172A1 - Dispositif de déchargement de pièces d' emboutissage de précision ou de découpage fin d'un outil de presse - Google Patents

Dispositif de déchargement de pièces d' emboutissage de précision ou de découpage fin d'un outil de presse Download PDF

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Publication number
EP2444172A1
EP2444172A1 EP20100013789 EP10013789A EP2444172A1 EP 2444172 A1 EP2444172 A1 EP 2444172A1 EP 20100013789 EP20100013789 EP 20100013789 EP 10013789 A EP10013789 A EP 10013789A EP 2444172 A1 EP2444172 A1 EP 2444172A1
Authority
EP
European Patent Office
Prior art keywords
plate
parts
tool
end position
fine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20100013789
Other languages
German (de)
English (en)
Other versions
EP2444172B1 (fr
Inventor
Andreas Dipl.-Ing. Walther
Herbert Fuchs
Simon Benjamin Walther
Jürg Dipl.-Ing. Ochsenbein
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Feintool Intellectual Property AG
Original Assignee
Feintool Intellectual Property AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Feintool Intellectual Property AG filed Critical Feintool Intellectual Property AG
Priority to EP20100013789 priority Critical patent/EP2444172B1/fr
Priority to CN201010571312.XA priority patent/CN102451874B/zh
Priority to US12/960,054 priority patent/US8770075B2/en
Priority to JP2010269847A priority patent/JP5818425B2/ja
Priority to KR1020110106300A priority patent/KR101843193B1/ko
Publication of EP2444172A1 publication Critical patent/EP2444172A1/fr
Application granted granted Critical
Publication of EP2444172B1 publication Critical patent/EP2444172B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38—Cutting-out; Stamping-out
    • B26F1/40—Cutting-out; Stamping-out using a press, e.g. of the ram type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/16—Shoulder or burr prevention, e.g. fine-blanking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/06—Making more than one part out of the same blank; Scrapless working
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, 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
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/13—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by linearly moving tables
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02—Ejecting devices
    • B21D45/04—Ejecting devices interrelated with motion of tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/38—Cutting-out; Stamping-out
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/202—With product handling means
    • Y10T83/2092—Means to move, guide, or permit free fall or flight of product
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/202—With product handling means
    • Y10T83/2092—Means to move, guide, or permit free fall or flight of product
    • Y10T83/2096—Means to move product out of contact with tool
    • Y10T83/2135—Moving stripper timed with tool stroke
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/202—With product handling means
    • Y10T83/2092—Means to move, guide, or permit free fall or flight of product
    • Y10T83/2096—Means to move product out of contact with tool
    • Y10T83/2135—Moving stripper timed with tool stroke
    • Y10T83/2148—Linkage actuated

Definitions

  • the invention relates to a device for discharging fine blanking or fine cutting parts from a tool of a mechanically or hydraulically driven press, with a hinged on the plunger of the press tool part and a fixed on the press table on the press frame tool part, a transversely movable to the working path of the tool parts Cross slide, the inside of one of the tool parts in the working space between the tool parts in and out when closing one of the tool parts for discharging the parts from the working space is designed to be moved out, the Cross slide is connected to a fixed to the press frame direct drive.
  • the productivity of high-speed presses also depends on the speed of dispensing finished workpieces from the press, even with fine-blanked presses.
  • mechanical DE 28 32 093 A1 . DE 34 08 413 C2 . DE 87 14 829 U1
  • hydraulic DE 82 02 852 U1
  • pneumatic DE 1 752 242 A1 . EP 0 148 354 B4
  • DE 34 08 413 C2 a device for removing a workpiece adhering to a punching tool after the raising of the tool carrier following the punching operation with an actuating tip attached to a lever whose movement is controlled by levers of a four-bar linkage in cooperation with the moving tool carrier so that when starting the tool carrier the Operating tip under the Tool carrier moves and when shutting down the tool carrier from the area under the tool carrier moves out again.
  • Another known solution (see DE 87 14 829 U1 ) provides a device for removing parts from a punch, a press o. The like.
  • the tool during the return stroke of the upper or movable tool from this tool demoulding ejector a, transversely movable to the working path, by means of a coupled with the movement of the movable tool actuating device optionally in the working path of the movable tool in and out of this movable and laterally engageable with the workpiece ejector element.
  • a work ejection apparatus for a press comprising a frame with a first tool and a carriage liftable in the frame relative to the first tool between first and second carriage positions.
  • the ejector has an ejector which is hydraulically operated.
  • the DE 1 752 242 A1 suggests pneumatic actuation rather than hydraulic actuation of the ejector. Furthermore, from the EP 0 148 354 A1 a device for removing parts from a punch, a press or the like, in which the workpiece during the upward return stroke of the upper tool is preferably removed from the mold by means of an ejector down from the tool. It is a transversely extending to the working path, leaving the tool workpiece on the underside supporting deflection provided by means of an actuator selectively in the Working path of the upper tool is movable.
  • the blast unit used with this known solution causes when hitting a fine atomization of the oil located on the parts, the corresponding filter devices for cleaning the exhaust air required to avoid hazardous indoor air pollution and pollution of machinery and workpieces, which adds the expense elevated.
  • the present invention seeks to provide a device for discharging parts from a tool of a press, with the delivery of parts from the tool in high surface quality and accuracy at high accelerations and speeds while saving costs safely is possible.
  • the inventive solution is based on the recognition that high Ausbringerterrorism are coupled to high closing and opening speeds of the press and consequently the discharge of parts and slugs of a correspondingly high dynamics is subjected, with a direct drive because of its high acceleration capacity, its high torque and small space is ensured.
  • the upper or lower tool part can optionally be arranged on the plunger or on the press frame, so that the device according to the invention is suitable both for fine blanking and for punching. It is only necessary to ensure that the corresponding active elements such as cutting plate, ejector, cutting punch, guide plate and ejector are assigned functionally to the corresponding tool parts.
  • the part plate has on its side facing the ejector underside adapted to the contour of the fine blanking mask or openings / recesses for detecting, picking up and discharging the fine blanking parts from the working space, the fine blanking before moving from the front to the rear End position pressed into the openings of the parts plate by means of the ejector and pushed after reaching the rear end position for discharging to a arranged below the part plate transport.
  • a diarrhea opening in the part plate and a recess in the Base plate is arranged horizontally displaceable on rails.
  • the openings in the part plate are covered on their side facing the ejector by the Butzenplatte, whereby the production of the mask in the sub-plate for receiving and detecting the fine blanking parts is simplified.
  • the Butzenschieber comprises a brush ring and a retaining plate, which are fastened for displacement between the front and rear end position on the Butzenplatte to a arranged along the rail cable drive.
  • the brush ring forms with the slug plate a collecting space for waste slugs, in which the garbage ejected by the ejector are collected.
  • a further advantageous embodiment of the invention provides that the cable drive is formed from arranged on a longitudinal side of the parts plate rollers, a circulating between the rollers endless rope and attached to the support plate of Butzenschiebers, the front end position associated driver, one to the longitudinal side of the Part plate facing the rear cable section of the rope in the front end position for relative displacement of the Butzenschiebers between the end positions clamps.
  • the relative displacement of the Butzenschiebers takes place in that the cable drive with the part plate by one of the rear end position associated, fixed to the base plate rope holding block which holds the longitudinal side of the parts plate facing front cable section of the rope and thus produces an operative connection between the parts plate and rope drive, so that the Butzenschieber also shifts with the displacement of the parts plate.
  • the parts plate may be formed by a one-piece plate. It only has to be ensured that the recesses for receiving the fine stamped parts on the underside of the common plate do not have through openings in the plate.
  • a further advantageous embodiment of the invention provides that the part plate is provided in the linear guides with a latching mechanism, the a disengagement of the part plate allows as soon as the fine stampings are not accurately detected by the openings in the part plate. This ensures a safe process and avoids damage to the device according to the invention.
  • the direct drive is a dynamic liquid-cooled torque motor, which ensures a quick discharge of parts and slugs up to 100 strokes per minute and is controlled by the press drive, so that the cross slide is able to its rear and front end position for Capture and discharge of workpieces and slugs to drive in high repeatability.
  • the chute is arranged downstream of the chute for the waste slug for the fine blanking.
  • the lever rotatably hinged tab is connected by a quick coupling and overload protection with the part plate of the cross slide, whereby a quick change of the tool and fine punch part specific cross slide is possible and the changeover times can be significantly reduced.
  • the overload protection ensures an interruption of the non-positive connection between the tab and the part plate as soon as disturbances lead to exceeding the permissible forces and moments.
  • the base plate of the cross slide on a matched to the movement of the tab recess so that the movement of the tab is not hindered as soon as the tab penetrates the base plate.
  • the solution according to the invention is characterized in that it is possible to discharge waste slugs and fine blanking parts separately from the tool at high speeds while still maintaining tolerances and the surface quality of the fine blanking and fineblanking parts while at the same time saving costs.
  • Fig. 1 a perspective view of direct drive, cross slide, lower tool part and slide,
  • Fig. 2 a top view of the cross slide in perspective view
  • Fig. 3 a section through the cross slide along the line AA the Fig. 2 with detail X,
  • Fig. 4 a side view of the device according to the invention with representation of the front and rear end position of the cross slide in the lower tool part,
  • Fig. 5 a perspective view of the cross slide for the separate discharge of waste slugs and fine stampings in the front end position in plan view
  • Fig. 6 a schematic sectional view of the upper and lower tool part with inserted cross slide in the front end position
  • Fig. 7 a perspective view of the device according to the invention for the separate discharge of fine stamped parts and waste slugs in the rear end position
  • Fig. 8 a perspective view of the device according to the invention for the separate discharge of waste slugs and fine blanking in the front end position.
  • the Fig. 1 schematically shows the basic structure of the device according to the invention, which also applies to Example 2.
  • a fixed to the press frame 1 of the press 14 liquid-cooled torque motor drives as a direct drive 2 via its shaft 3, a lever 4 at.
  • the direct drive 2 achieves accelerations of up to 100 m / s 2 and speeds of up to 3.5 m / s at max. 250 mm stroke.
  • the lever 4 is one end fixed against rotation of the shaft 3 and the other end hingedly connected to a tab 5 in the pivot point A, which in turn via a quick coupling 6 and overload protection 7 (see Fig. 2 ) is hinged to a cross slide 8 in the pivot point B.
  • a transport means 9 for example, a slide for discharging parts is provided below the cross slide 8 .
  • the chute consists of juxtaposed with side walls 11 provided discharge channels 10, the width of which are matched to the dimensions of the parts.
  • the controller 12 of the torque motor is controlled by the controller 13 of the press 14, in such a way that, depending on the plunger position, the direction of rotation of the shaft 3 is reversed, so that the lever 4 performs a pivoting movement in an alternating direction, ie the hinge point A. moves on a circular arc whose respective reversing position is matched to the ram position.
  • the hinged at the hinge point B cross slide 8 performs a linear movement between its front end position D and its rear end position C (see Fig. 4 ) Based on the spanned between the lower and upper tool part 15 and 22 working space E with open tool.
  • the lower tool part 15 is located on a tool plate 16, which in turn is mounted on a tool change plate 17.
  • the tool change plate 17 is hydraulically clamped on the press table of the press 14.
  • For the lower tool part 15 includes at least one cutting plate 19 and an ejector 20, wherein the fine blanking part 21 in the cutting plate 19 by a tool in the upper part 22 in a guide plate 23rd guided cutting punch 24 is cut with the tool closed (see Fig. 6 ).
  • the ejector 20 serves to eject the fine blanking part 21 from the cutting plate 19.
  • the upper tool part 22 is guided on columns 25 of the tool plate 16 screwed onto the tool change plate 17.
  • the cross slide 8 is -as out of the Fig. 2 and 3 is removable from a part plate 26 and a base plate 27 together.
  • the base plate 27 has on its longitudinal sides rails 28, which 27 stops 29 are assigned to the end faces of the base plate.
  • the sub-plate 26 has on each of its longitudinal sides on the rails 28 facing sides at least two running elements 30 which guide the parts plate 26 along the rails 28 linearly as soon as the lever 4 performs the pivoting movement and this movement on the tab 5 and the quick coupling 6 in a linear movement of the part plate 26 is converted.
  • the rails 28 and the running elements 30 form the linear guides for the part plate 26 on the base plate 27th
  • the part plate 26 In the rear end position C is the part plate 26 outside of the tool in the normal position and the tool is closed, in the front end position D, the part plate 26 is fully retracted with the tool open in the working space E and takes the working position (see Figure 4 ).
  • the side of the parts plate 26 facing the lower tool part 15 is provided with a mask 31, which is formed from openings / recesses 32 adapted to the contour and geometry of the fine stamped parts 21.
  • the detail X in Fig. 3 shows variants of the embodiment of the mask 31, the For example, from an opening 32 with cover or a recess 32 may be formed on the underside of the part plate 26.
  • the base plate 27 also has on its side facing the lever 4 end a recess 35 for the lever 4 and tab 5, so that they can penetrate the base plate 27 without contact in their movement. Furthermore, the base plate 27 has a recess 56 for the passage of the fine cutting parts 27 and further recesses 35 for reducing the mass of the base plate 27th
  • the quick coupling 6 with overload protection 7 is mounted in the rear region of the rear end side at the top of the part plate 26.
  • the base plate 27 is fixed by means of spacer elements 36 on the tool plate 16.
  • the spacer elements 36 extend along the longitudinal sides of the base plate 27 from the end face facing C to the rear end position on a length which ensure a secure support and support of the base plate 27 on the tool plate 16. They have such a height that the part plate 26 is located approximately at the level of the cutting plate 19 and the ejected fine blanking or fine cutting 21 can be pressed into the openings 32 of the parts plate 26 through the ejector 20 in the lower mold part 15.
  • the part plate 26 is designed tool and workpiece specific, ie the contour and geometry of the openings 32 in the part plate 26 are adapted to the respective tool geometry of the tool and cutting geometry of the parts (see also Fig. 3 ).
  • the quick coupling 6 with overload protection 7 makes it possible on the one hand quickly decouple the direct drive 2 from the cross slide 8 for replacing the part plate 26 and on the other hand, when blocking the part plate 26, the tab 5 abruptly separated from the part plate 26.
  • the quick coupling 6 ensures short changeover times of the press 14 on parts plates 26 of different geometry.
  • the high-speed discharge of fine cutting parts 21 from the working space E defined between the upper and lower tool parts 15 and 22 proceeds as follows. At the bottom dead center of the plunger of the press 14, the opening of the tool between the lower tool part 15 and the upper tool part 22 reaches its maximum value, for example 250 mm.
  • the driven by the torque motor, located in the basic position lever 4 pivots and moves over the tab 5, the part plate 26 from its rear end position C in its front end position D.
  • the end position D corresponds to the working position, ie the part plate 26 is ready, from the insert Receive 19 ejected by the ejector 20 fine stampings 21 in their openings 32.
  • the cross slide differs - like Fig. 5 shows- compared to the cross slide 8 in Example 1, characterized in that on parts plate 26, a Butzen plate 39 is arranged stationary, which coincides in length with the length of the parts plate 26.
  • the slug plate 39 is provided on its longitudinal sides in each case with rails 40, between which a Butzenschieber 41 is linearly displaceable relative to the displacement position of the parts plate 26 between the basic position and working position.
  • the slug plate 39 and the rails 40 are secured to the part plate 26 by screw connections.
  • the slug plate 39 and the part plate 26 have superimposed congruent diarrhea openings 53 and 54, which are associated with the rear end position C for removing the Abfallbutzen 37 (see Fig. 7 and 8th ).
  • the Butzenschieber 41 is composed of a resting on the Butzen plate 39 plate 42, running elements 43, a brush ring 44 and between a rear end position C and front end position D along a longitudinal side of the Butzen plate 39 laid on the parts plate 26 mounted cable drive 45 together.
  • the plate 42 whose longitudinal and width dimension is significantly smaller than the longitudinal and width dimension of the slug plate 39, has an opening 46 and carries a brush ring 44 which surrounds the opening 46.
  • the flexible brushes 47 of the brush ring 44 are supported by a flange-shaped ring 48 and protrude therefrom perpendicularly from the plate 42.
  • the ring 48 is held on the plate 42 by screw 49.
  • the flexible brushes 47 allow an early start of the drive when moving apart of the lower and upper tool part and close the collecting space largely.
  • the cable drive 45 includes one of the rear and front end position C and D associated roller 50 for deflecting a circulating between the rollers rope 51.
  • the rope 51 is fixed to a fixed, attached to the base plate 27 cable holding block 52 and the terminal point G clamped. During the forward or backward movement of the parts plate 26, the rope 51 moves around the two rollers 50 and pulls the Butzenschieber 41 over the driver 53 forward or backward.
  • a driver 53 is clamped thereto, which is connected to the attachment of one of the running elements 43 on the cable drive 45 facing the longitudinal side of the Platts 42.
  • the nip F of Butzenschiebers 41 on the rope 51 is selected so that the Butzenschieber 41 is in its normal position, ie in the rear end position C.
  • the separate discharge of fine stampings 21 and waste slug 37 from the defined between the upper and lower mold parts 15 and 22 working space E runs as follows.
  • the basic position of the modified cross slide 8 described in Example 2 shows Fig. 7 in which, for reasons of clarity, the upper tool part 22 has been omitted.
  • the basic position ie the rear end position C, the tool is closed and the cross slide 8 is located outside of the working space E of the tool (see Fig. 6 ).
  • the Butzenschieber 41 also assumes its basic position.
  • the diarrhea opening 53 in the slug plate 39, the diarrhea opening 54 in the divider plate 26, the opening 46 in the plate 42 of the slipper valve 41 and the recess 55 of the base plate 27 are superimposed and give the passage for waste slug 37 on the transport means arranged thereunder 9, for example, a slide for Wegschreib the Abfallbutzen 37 free (see Fig. 8 ).
  • the Fig. 8 shows the modified cross slide 8 in its working position with the tool open.
  • the part plate 26 has along the linear guides of the base plate 27 by the pivotal movement of the lever 4 in their rear end position C moves.
  • the cable drive 45 has displaced the Butzenschieber 41 on the Butzen plate 39 in its matching with the front end position D working position, whereby the Butzen plate 39, the opening 46 in the plate 42 completely covers.
  • the brush ring 44 thereby forms a collecting space 55 for collecting Abfallbutzen 37th
  • the ejectors 38 are guided inside the cutting punch 24 in the upper tool part 22, which serve to eject the waste slugs 37 as soon as the upper tool part 22 opens or the parts plate 26 and the slipper valve 41 have reached the front end position D.
  • the ejected Abfallbutzen 37 fall into the collecting space 55 of the brush ring 44th
  • the cable drive 45 shifts the slipper shifter 41 linearly on the slug plate 39 in the direction of the front end position D.
  • the brush ring 44 passes over the superposed fürfallsö Maschinentechniken 53 and 54 of slug plate 39 and parts plate 26 and the recess 55 of the base plate 27, so that the waste slugs 37 pass through their gravity on the transport means 9 for Wegschreib the slugs.
  • the ejector 20 in the lower tool part 9 has the finished stamped part 21 pressed into the opening 32 of the parts plate 26 and the part plate 26 moves due to the reversal of direction of the direct drive 2 in the linear guides of the base plate 27 toward the rear End position C.
  • the part plate 26 takes with it the fine stampings 21 located in the openings 32 up to the transport means 9, which then removes the fine stamped parts 21.
  • the further procedure corresponds to that of Example 1.
  • the transport means 9 is in this case a chute, the discharge channels 10 having a width which corresponds approximately to the dimensions of the fine stamped parts 21.
  • the Abfallbutzen 37 fall through the diarrhea opening 54 on the above and behind the slide for the fine stamped parts mounted additional slide.
EP20100013789 2010-10-20 2010-10-20 Dispositif de déchargement de pièces d' emboutissage de précision ou de découpage fin d'un outil de presse Active EP2444172B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP20100013789 EP2444172B1 (fr) 2010-10-20 2010-10-20 Dispositif de déchargement de pièces d' emboutissage de précision ou de découpage fin d'un outil de presse
CN201010571312.XA CN102451874B (zh) 2010-10-20 2010-12-03 从压力机模具中送出精密冲压零件的装置
US12/960,054 US8770075B2 (en) 2010-10-20 2010-12-03 Device for removing precision punching respectively fine blanking parts from a tool of a press
JP2010269847A JP5818425B2 (ja) 2010-10-20 2010-12-03 精密打ち抜き部材または精密せん断部材をプレスのツールから排出する方法
KR1020110106300A KR101843193B1 (ko) 2010-10-20 2011-10-18 정밀 펀칭된 각각의 미세 블랭킹 부분을 프레스의 툴로부터 제거하기 위한 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20100013789 EP2444172B1 (fr) 2010-10-20 2010-10-20 Dispositif de déchargement de pièces d' emboutissage de précision ou de découpage fin d'un outil de presse

Publications (2)

Publication Number Publication Date
EP2444172A1 true EP2444172A1 (fr) 2012-04-25
EP2444172B1 EP2444172B1 (fr) 2013-04-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP20100013789 Active EP2444172B1 (fr) 2010-10-20 2010-10-20 Dispositif de déchargement de pièces d' emboutissage de précision ou de découpage fin d'un outil de presse

Country Status (5)

Country Link
US (1) US8770075B2 (fr)
EP (1) EP2444172B1 (fr)
JP (1) JP5818425B2 (fr)
KR (1) KR101843193B1 (fr)
CN (1) CN102451874B (fr)

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DE102012002468A1 (de) * 2012-02-08 2013-08-08 Audi Ag Blechbearbeitungswerkzeug mit einer Wippeneinrichtung zum Wegbewegen von Blechabfallstücken
EP2842654A1 (fr) 2013-08-26 2015-03-04 Feintool International Holding AG Dispositif et procédé de transfert de pièces à usiner dans et hors d'un outil
CN111687270A (zh) * 2020-06-12 2020-09-22 海宁市天翼龙电器有限公司 一种可自动上料的碗装led灯接线扣冲压机构

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DE102012002468B4 (de) * 2012-02-08 2013-11-28 Audi Ag Blechbearbeitungswerkzeug mit einer Wippeneinrichtung zum Wegbewegen von Blechabfallstücken
EP2842654A1 (fr) 2013-08-26 2015-03-04 Feintool International Holding AG Dispositif et procédé de transfert de pièces à usiner dans et hors d'un outil
US9849499B2 (en) 2013-08-26 2017-12-26 Feintool International Holding Ag Device and method for transferring workpieces into and out of a tool
CN111687270A (zh) * 2020-06-12 2020-09-22 海宁市天翼龙电器有限公司 一种可自动上料的碗装led灯接线扣冲压机构

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JP5818425B2 (ja) 2015-11-18
EP2444172B1 (fr) 2013-04-24
KR101843193B1 (ko) 2018-03-28
US8770075B2 (en) 2014-07-08
KR20120041125A (ko) 2012-04-30

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