EP3318397A1 - Förderverfahren einer last, insbesondere eines pressinstruments, entsprechende fördervorrichtung und presse, die mit einer solchen vorrichtung ausgestattet ist - Google Patents
Förderverfahren einer last, insbesondere eines pressinstruments, entsprechende fördervorrichtung und presse, die mit einer solchen vorrichtung ausgestattet ist Download PDFInfo
- Publication number
- EP3318397A1 EP3318397A1 EP17197951.1A EP17197951A EP3318397A1 EP 3318397 A1 EP3318397 A1 EP 3318397A1 EP 17197951 A EP17197951 A EP 17197951A EP 3318397 A1 EP3318397 A1 EP 3318397A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tool
- press
- handling device
- transfer
- press table
- 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
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- 238000012546 transfer Methods 0.000 claims abstract description 115
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- 230000008859 change Effects 0.000 abstract description 10
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- 230000005540 biological transmission Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
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- 230000008901 benefit Effects 0.000 description 2
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- 238000003754 machining Methods 0.000 description 2
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- 230000002860 competitive effect Effects 0.000 description 1
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- 238000003825 pressing Methods 0.000 description 1
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/028—Loading or unloading of dies, platens or press rams
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/14—Particular arrangements for handling and holding in place complete dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/085—Accessories for handling work or tools handling of tools
Definitions
- the present invention relates to a method for handling a load, in particular a tool on a press, said press comprising a frame provided with lateral columns, and a press table located between said side columns, leaving both sides of the press table a free through clearance, said press table defining a transfer plane and being arranged to receive said tool in a working position, said press being equipped with a handling device arranged to move said tool by pushing and traction in said transfer plane between a waiting position and a working position, this handling device comprising two transfer mechanisms each provided with latching members intended to cooperate with complementary receiving members provided on said tool, and driving means coupled to said hooking members to move them in translation in said transfer plane t selectively in a direction and in the opposite direction between two extreme positions covering at least the waiting position and the working position of said tool, said drive means of the two transfer mechanisms being coupled to operate synchronously.
- the invention relates to a press equipped with a handling device for carrying out the above handling method, a handling device arranged to equip said press, and a press tool comprising a sole provided with minus two parallel lateral edges arranged to operate with said handling device.
- Press tools later called “tools”, used for cutting, stamping, etc. are usually deposited on a press and then taken from said press by conventional handling means, such as overhead crane, forklift truck or the like. They are usually placed on hold on one or more tool holders arranged in front of the press table, and are transferred from the tool support to the press table and vice versa by pushing and pulling in a transfer plane by means of a specific handling device external or integrated into the press.
- Tool holders are commonly referred to as tool holders. They are used in pairs, arranged in parallel, and consist of mechanical parts in the form of brackets defining the transfer plane, generally horizontal, on which the tool is stored. To facilitate the movement of the tool with respect to the tool holders, the latter comprise rolling means in said transfer plane, these rolling means generally comprising cylindrical rollers to ensure a movement of the tool parallel to it. even.
- the tool consoles can be fixed, attached to the press table and bolted to the press frame. They can also be mobile, embedded on trolleys, which run on rails on the ground to move the tool holders in translation perpendicular to the press table.
- the push and pull handling devices are associated with either the tool holders or the press to perform the tool change. They involve removing the tool from the press table and placing a new tool on hold. They can be installed on one side of the press that is opposite to the tool holders or on the side with the tool holders. Most handling devices have the disadvantage of condemning access to at least one side of the press, or both sides of the press, because of the size of the handling device and consoles tool holders, annoying considerably the debugging operations of the tool. Moreover, during a tool change, either to change production, or to replace a defective tool, the press is immobilized and the production is interrupted. Indeed, the known handling devices do not work in masked time, that is to say to load a tool for the next production, without interrupting the production of the press with the tool in work.
- the publications JP 58,053,334 and EP 468 855 A1 propose a solution in which the handling device is installed stationary in front of the press on the opposite side to a movable tool table perpendicular to the press.
- this handling device requires to equip the press during its construction of specific rails mounted inside the press table to allow the circulation of coupling members for temporarily connect the handling device to the tool.
- the publication DE 34 33 566 A1 discloses a press tool handling system having two transfer mechanisms housed in longitudinal grooves passing through the press table from one side to the other so as to extend well beyond the press table into complementary grooves of a tool changer carriage adjacent to the press. This system also requires lifting means to raise and lower the tool relative to the press table, the raised position for the change of tools.
- the publication GB 1,418,250 discloses a press tool handling system having two transfer mechanisms housed in grooves longitudinal provided in the press table, and carrying rollers disposed opposite rollers provided in a console adjacent to the press table. Each transfer mechanism is movable vertically by a piston between a raised position above the press table level allowing the tool change and a lowered position below the press table level.
- the present invention aims at overcoming the drawbacks of the state of the art by proposing a compact and versatile handling device, designed to minimize toolpaths and therefore tool change times, making it possible to work in masked time. according to its variants, suitable for both new presses and for presses already in use regardless of their type, designed to be easily integrated into the press, completely retracted from the press table, not annoying not the access either side of the press, the handling device being of simple design and economically very competitive, ensuring further a precise trajectory of the tool and reproducible.
- the invention relates to a handling method characterized in that it installs the two transfer mechanisms of said handling device inside the press, on either side of the press table, parallel to the relative to each other, in the free through-gap existing between the press table and the lateral columns, so that the fastening members circulate laterally outside the press table, the two locking mechanisms transfer having a length greater than the depth of the press table so that the two extreme positions of said fasteners are located outside the press table and near its two accessible sides.
- One of the sides of the press table can be equipped with a pair of tool holders and control said handling device to move a tool from a standby position on the pair of tool holders to a position of work on the press table and vice versa.
- the tool is equipped with a receiving member on each of its lateral sides.
- the tool is equipped with two receiving members on each of its lateral sides.
- a press as defined in the preamble in which the two transfer mechanisms of said handling device are mounted inside the press, on either side of the press table, parallel to one another. relative to the other, in the free through-gap between the press table and the lateral columns, so that the fastening members circulate laterally to the outside of the press table, and the two transfer mechanisms have a length greater than the depth of the press table so that the two extreme positions of said fasteners are located outside the press table and close to both of its accessible sides.
- the fastening member of each transfer mechanism may comprise a movable drive finger along an axis perpendicular to said transfer plane, projecting into said transfer plane and intended to be housed in a hole a sole of said tool forming said complementary receiving member.
- each transfer mechanism may comprise a pivoting drive finger between an unlocked position in which it is not in engagement with the receiving member of said tool and a position locked in which it is in engagement with the receiving member of said tool
- said receiving members may each comprise an open orifice laterally provided in a soleplate of said tool and arranged to receive the driving finger of one of the transfer mechanisms when in the locked position.
- a handling device of the kind indicated in the preamble characterized in that the two transfer mechanisms are sized to be mounted inside the press, on either side of the press table, parallel to one another and in that the two transfer mechanisms have a length greater than the depth of the press table so that the two extreme positions of said fasteners are located outside of the press table and near its two sides accessible when said handling device is mounted on said press.
- Each transfer mechanism advantageously comprises a guide rail and said attachment member is preferably carried by a movable carriage coupled to said drive means and guided in translation in said guide rail.
- Said drive means of each transfer mechanism may comprise a mechanical transmission coupled on the one hand to said mobile carriage and on the other hand to a rotary actuator, said mechanical transmission being arranged to transform the rotational movement of said rotary actuator into a movement translation of said movable carriage.
- Said drive means may comprise an actuator common to both transfer mechanisms.
- the mechanical transmissions of the two transfer mechanisms are interconnected by a connecting shaft.
- They may also comprise two actuators, each coupled to a mechanical transmission of one of the transfer mechanisms.
- said actuators are slaved together to operate synchronously.
- each transfer mechanism may comprise a drive finger extending in said carriage movable along an axis perpendicular to said transfer plane, projecting into said transfer plane and intended to be housed in a hole or a recess of the sole of said tool forming said complementary receiving member.
- the handling device may comprise at least two specific receiving members, separated from said transfer mechanisms, each provided with an orifice for receiving a drive finger, and intended to be attached to the sole of said tool.
- the drive finger can be fixed or mounted to move axially in said movable carriage. In this case, it is secured by a return member in its projecting position in the transfer plane when it is at rest, and allowing its retraction in a retracted position relative to said transfer plane when it is forced by a support exterior opposing said return member.
- each transfer mechanism may comprise a drive finger pivotally mounted in said mobile carriage about a pivot axis, secured by a control system between an unlocked position in which it is not engaged with the receiving member of said tool and a locked position in which it is engaged with the receiving member of said tool.
- control system advantageously comprises a return member arranged to automatically return said driving finger from the unlocked position to the locked position and an unlocking handle arranged to move said drive finger from its locked position to a locked position. unlocked position.
- the drive finger can be mounted on a lever secured to said unlocking handle, and said return member extends between said lever and the movable carriage.
- the control system may further comprise an indexing finger arranged to lock said unlocking handle in the unlocked position.
- the invention relates to a press tool of the type indicated in the preamble, characterized in that it comprises complementary receiving members to attachment members provided on said handling device arranged to move said tool by pushing and pulling in a transfer plane between a waiting position and a working position in said press.
- said sole may comprise in each of its two lateral edges at least one through orifice arranged to receive the drive finger of one of the transfer mechanisms of said handling device.
- the receiving members may be attached to the lateral edges of the soleplate of said tool and each comprise a plate provided with a through orifice arranged to receive the drive finger of one of the transfer mechanisms of said handling device.
- said soleplate may comprise in each of its two lateral edges two orifices open laterally, in the end zones of said lateral edge, and arranged to selectively receive the driving finger of one of the transfer mechanisms. said handling device.
- said receiving members can be attached to the lateral edges of the soleplate of said tool and comprise two plates provided with a laterally open orifice, in the end zones of each lateral edge, and arranged to receive selectively the drive finger of one of the transfer mechanisms of said handling device.
- the handling device 10, 20 allows the handling of a load, such as a tool 2, by linear displacement of the tool 2 in a transfer plane T by pushing and pulling. It is commonly called a rickshaw device.
- This handling device 10, 20 is more particularly designed to be integrated in a machine tool, such as a press 1.
- the use of the handling device of the invention in a press 1 for loading and unloading tools 2, with reference to the figures, is however not limiting and extends to any another machine tool requiring the displacement of a load, a tool, a metal mass, etc. To simplify the rest of the description, we will speak of press 1 and tool 2, without these terms being limiting.
- the press 1 comprises a frame 4 provided with uprights or lateral columns 6, and a press table 5 located between the lateral columns 6, leaving on each side of the press table a free gap I crossing.
- the press table 5 is shown only partially to simplify the drawings.
- the press table 5 is shown with only a portion of the frame 4 and columns 6 to display the two intervals I delimited between the parallel side edges of the press table 5 and the side columns 6.
- the press table 5 comprises two transverse edges, parallel to each other, defining the so-called accessible sides of the press 1, which are perpendicular to the side columns 6 and allow access to the press table 5 for loading and unloading a tool 2.
- the press table 5 is flat and defines a transfer plane T in which is moved a tool 2 by a handling device 10, 20, such as that of the invention, between a waiting position outside the press table 5 and in the vicinity at least one of its accessible sides, and a working position on the press table 5 and vice versa.
- the press 1 is equipped on one and / or the other of its accessible sides with a pair of tool-holder brackets 7 defining the waiting position of said tool 2.
- the tool-holding brackets 7 are , in the illustrated examples, fixed to the frame 4 of the press 1, and constitute known mechanical elements which will not be described in more detail.
- the plane defined by the pair of tool holders 7 is disposed in the extension of the plane defined by the press table 5 together forming said transfer plane T.
- the tool 2 is generally supported by a sole 3 whose surface is greater than that of the tool 2, which serves to handle the tool 2 and fix it integrally on the press table 5.
- the press 1 is therefore equipped with a handling device 10, 20 which will allow the tool 2 to be moved by pushing and pulling in the transfer plane T between a waiting position and a working position.
- This handling device 10, 20 is particularly suitable for integrating into the press 1, first-time on a new press or aftermarket on a press already in service, so as not to condemn any of the two accessible sides of the table Thus, the operator can intervene more easily on the tool 2 to adjust its position on the press table 5 before attaching it to it.
- the handling device comprises for this purpose two transfer mechanisms 11, 12 specially designed to integrate into the gap I existing between the press table 5 and the side columns 6, making it very easy to mount the handling device 10 to the inside of the press 1, on either side of the press table 5, thus requiring no modification of the press table 5.
- These two transfer mechanisms 11, 12 are therefore positioned parallel to one another. to the other and overflow on the accessible sides of the press table 5, since their length is greater than the depth of the press table 5 while remaining close to its two accessible sides.
- These two transfer mechanisms 11, 12 are structurally identical. They each comprise a latching member 40, 50 arranged to cooperate with a complementary receiving member 60, 70 provided on the tool 2, and driving means 80 coupled to said latching member 40, 50 for moving it into position. translation in the transfer plane T selectively in one direction and in the opposite direction between two extreme positions covering at least the waiting position and the working position of said tool 2. Because of their integration in the press 1, the organs latching 40, 50 of the two transfer mechanisms 11, 12 circulate laterally outside the press table 5 between two extreme positions which lie outside the press table 5 while remaining close to its two accessible sides.
- FIGS. Figures 1A and 1B illustrate a first embodiment of the handling device 10 according to the invention mounted on a press 1 equipped with a pair of tool consoles 7 on only one of the accessible sides for loading and unloading a tool 2 on the same side of the press 1, as shown in FIGS. Figures 1A and 1B where the tool 2 is in the waiting position in the Figure 1A and in working position in the Figure 1B .
- Each transfer mechanism 11, 12 comprises a guide rail 13 of width less than the width of the gap I in which it is mounted. It encloses at least partly the drive means 80 and the attachment member 40 is carried by a movable carriage 41 coupled to the drive means 80 and guided in translation in the guide rail 13.
- the drive means 80 comprise, in each transfer mechanism 11, 12, a mechanical transmission arranged to transform the rotational movement of a rotary actuator into a translation movement of the fastening members 40. This translational movement is reciprocating in one direction and in one direction. the opposite direction to move the attachment members 40 from one end to the other end of the transfer mechanisms 11, 12 to define their two extreme positions. Both mechanical transmissions are coupled to each other to ensure a synchronous movement of said fasteners 40 parallel to themselves.
- each mechanical transmission comprises a transmission chain 81 circulating in a loop between a driving pinion 82 and a driven pinion 83, both carried by bearings provided in the ends of the guide rails 13.
- the driving gears 83 of the two mechanical transmissions are coupled by a connecting shaft 84, which is rotated by a motor 85 and a transmission 88, arranged outside the guide rails 13.
- the motor 85 is a reversible motor and may consist of any type of motor, geared motor, servomotor, or the like.
- the mobile carriages 41 of the attachment members 40 are secured to the upper end of the transmission chain 81 by jumpers 42 fixed instead of one or more links of the transmission chain 81 and are guided linearly in the rail 13 by means of a guide shoe 86 running on a slide 87 secured to the guide rail 13 (see FIG. Figure 4A ).
- the slide 87 has a diabolo-shaped section delimiting two frustoconical and opposite circulation grooves.
- the guide shoe 86 comprises means such as cylindrical rollers (not shown) arranged to roll in said circulation grooves of the slide 87.
- the transfer mechanisms 11, 12 comprise a bracket 14 at each of their ends for attachment to the frame 4 of the press 1.
- One of the brackets 14 comprises a support plate on which the motor 85 is fixed.
- the drive means of the attachment members 40 may comprise two motors, one for each transfer mechanism 11, 12. In this case, the two motors are synchronized by a control unit.
- the drive chains 81 and the driving gears 82 and led 83 can be replaced by a toothed belt and toothed wheels, or by a worm and a nut. It is also possible to envisage double-acting cylinders instead of mechanical transmissions and motor 85. These examples show some possible embodiments without departing from the invention.
- the attachment members 40 comprise in the example of the Figures 1 to 3 a drive finger 43 extending in the mobile carriage 41 along an axis A perpendicular to the transfer plane T to project in the transfer plane T in order to be able to fit in an orifice 61 of the sole 3 of the tool 2 forming the complementary receiving member 60.
- the tool 2 is coupled to the handling device 10 and can be moved in translation in the transfer plane T.
- the sole 3 of the tool 2 comprises, in each of its two side edges and near one of its transverse edges, at least one through hole 61 arranged to receive the drive finger 43 of a transfer mechanisms 11, 12.
- the stroke of the tool 2 is limited to a round trip on the same pair of tool holders 7.
- the sole 3 of the tool 2 could comprise an orifice 61 in each of its angles. Predicting orifices 61 directly in the sole 3 of the tool 2, for example by machining, is a simple coupling solution to achieve and very inexpensive. This solution is however only possible if the sole 3 of the tool 2 has a width greater than the width of the press table 5 and protrudes laterally from the press table 5 to be above the existing gaps I between the press table 5 and the lateral columns 6.
- the driving fingers 43 form means for indexing the tool 2 on the tool-holding brackets 7, facilitating its positioning on the press table 5.
- These driving fingers 43 can be fixedly mounted in the machine. mobile carriage 41. However, they are mounted movable in axial translation along the axis A in the mobile carriage 41 to be retracted automatically in the removal phase of the tool 2 when it is put in place on the brackets 7.
- the movable driving fingers 43 have no external control. They are simply secured by a return member 44 in the projecting position in the transfer plane T when they are at rest.
- This return member 44 consists of a helical spring, or any similar return member disposed in the axis A between the movable carriage 41 and the drive finger 43.
- each movable drive finger 43 in the projecting position is limited for example by means of a stroke limit screw 45 or any other equivalent means.
- the advantage of this elastic assembly is to preserve the drive fingers 43 from any damage during the introduction and removal of the tool 2 by a handling machine on the tool holder brackets 7 and consequently on the driving fingers 43 of the transfer mechanisms 11, 12.
- the fingers drive 43 can then, under the effect of a pressing force exerted by the tool 2, retract automatically in a retracted position relative to the transfer plane T avoiding damage or breakage.
- the receiving members 70 are reported on the tool 2 and no longer integrated as in the previous example. They thus comprise two plates 71 fixed on the sole 3 of the tool 2 in at least two of its angles and on the same transverse side, each plate 71 being provided with a through orifice 72 for receiving a drive finger 42 of the device 10.
- the stroke of the tool 2 is limited to a round trip on the same pair of tool holders 7.
- the sole 3 of the tool 2 could include a plate 71 in each of its angles.
- This coupling solution is also very simple and inexpensive, to equip tools 2 having a sole 3 whose width substantially corresponds to the width of the press table 5 and does not allow to directly machining the orifices 61 in its side edges, as in the example described above.
- FIGS 6 to 10 illustrate a second embodiment of the handling device 20 according to the invention mounted on a press 1 equipped in this version with two pairs of tool holders 7 on its two accessible sides for loading a tool 2 by one of the sides and of unload the tool 2 on the other side of the press 1.
- This solution is particularly advantageous because it allows to work in masked time, that is to say to load a tool 2 in the waiting position on a pair of 7 while another tool 2 is in the working position on the press table 5, as explained with reference to Figures 10A to 10D .
- Parts, parts of parts and subassemblies which are identical to the previous example bear the same reference numbers.
- the transfer mechanisms 11, 12 of the handling device 20 are identical to the previous example.
- the attachment members 50 are, as in the preceding example, each carried by a movable carriage 51 fixed to the upper end of the transmission chain 81 by jumpers 52 fixed instead of one or more links of the chain. 81. They are different from the previous example in that they each comprise a drive finger 53 pivotally mounted in the mobile carriage 51 along an axis B. This pivot axis B is parallel to the guide rail 13.
- Each drive finger 53 is secured by a control system between an inclined unlocked position as shown in FIGS. figures 6 and 9 , in which it is not engaged with the receiving member 70 of the tool 2 and a vertical locked position, in which it is engaged with the receiving member 70 of the tool 2 to move the the attachment member 50 relative to the tool 2.
- This control system comprises, in the example shown, a return member 54 arranged to return the drive finger 53 from the unlocked position to the locked position and a unlocking handle 55 arranged to move the drive finger 53 from its locked position to an unlocked position.
- the drive finger 53 is mounted on a lever 56 by a fastener 57 and the return member 54 extends between the lever 56 and the movable carriage 51.
- the unlocking handle 55 is disposed at one of the ends of the each transfer mechanism 11, 12 and secured to the lever 56 by a splined shaft 58 which extends all along and parallel to the guide rail 13.
- This unlocking handle 55 is held in the unlocked position by an indexing finger 59 oriented perpendicularly to the plane of pivoting of the unlocking handle 55, and mounted in a bracket 15 fixed to the guide rail 13 ( Figure 6A ).
- This indexing finger 59 is secured by a return member (not visible) towards the unlocking handle 55 which has an indexing hole (not visible) to receive the indexing finger 59 when in position unlocked.
- the unlocking handle 55 and the indexing finger 59 of each transfer mechanism 11, 12 are intended to be handled by an operator of the press.
- the receiving members 70 are attached to the tool 2 and comprise four plates 71 fixed on the sole 3 of the tool 2 in its four corners, each plate 71 being provided with an opening 73 open laterally. to receive a drive finger 53 as it moves from an unlocked position to a locked position.
- the stroke of the tool 2 is extended to a crossing of the press table 5 of a pair of tool-holding brackets 7 to the pair of opposite tool-holder brackets 7, and is limited to this crossing, which represents a reduced race compared to the state of the art.
- this coupling solution is also very simple and inexpensive, to equip tools 2 having a sole 3 whose width is substantially equal to the width of the press table 5 and does not allow to machine directly. orifices open laterally in its lateral edges.
- these laterally open holes could be machined directly in its side edges.
- the handling device 10 makes it possible to load and unload the tools 2 on one and the same accessible side of the press table 5, namely the side where the tool-holding brackets 7 are located.
- the handling device 20 makes it possible to load and unload the press tools 2 on both accessible sides of the press table 5, since they are each equipped with tool consoles 7, thus allowing to work in masked time, as explained below, thus to save a considerable time in the operations of change of tools.
- the Figures 10A to 10D illustrate a method of handling the press tools 2 on a press 1, equipped with a pair of tool holders 7 on each of its sides, and the handling device 20 according to the invention, which allows to work in masked time as explained below.
- the tools 2 are equipped with four receiving members 70 or a receiving member 70 in each corner of the sole 3.
- the figure 10A illustrates a first tool 2 which has been deposited by any known handling means in standby position on the tool-holder consoles 7 on the front side of the press 1.
- the front side AV of the press 1 is called its right side in the figures, and the rear side AR of the press 1, its left side on the Figures 10A to 10D .
- the attachment means 50 of the transfer mechanisms 11, 12 are positioned on the front side AV of the press 1 and in the locked position in the receiving means 70 of the first tool 2 which are close to the press table 5.
- the handling device 20 is actuated in order to move the fastening members 50 from the front side AV to the rear side AR of the press 1, and consequently the first tool 2 of the tool holders 7 to the press table 5
- the press 1 can start quickly to work with the first tool 2 after fixing it on the press table 5.
- a second tool 2 is deposited, by any known handling means, on the tool holders 7 on the front side of the press 1 while the press 1 is working with the first tool 2.
- the operator can unlocking the latching members 50 of the first tool 2 by pulling on the indexing finger 59 and pivoting the unlocking handle 55 downwards of each transfer mechanism 11, 12 to release the receiving means 70 of the first tool 2
- It actuates the handling device 20 to move the organs hooking 50 from the rear side AR to the front side AV of the press 1 to bring them opposite the receiving members 70 of the second tool 2, which are close to the press table 5.
- the handling device 20 is actuated to move the attachment members 50 from the front side AV to the rear side AR of the press 1, and by therefore the second tool 2 of the tool-holder consoles 7 to the press table 5, simultaneously pushing the first tool 2 to move it from the press table 5 to the tool-holder consoles 7 on the rear AR side of the press 1.
- the press 1 can restart quickly to work with the second tool 2 after fixing it on the press table 5.
- the first tool 2 in the standby position on the tool holders on the rear side AR of the press 1 can be removed by any known handling means, and a third tool 2 (not shown) can be deposited on the tool holders 7 on the front side of the press 1 AV.
- the invention achieves the goals set, namely a handling device 10, 20 simple, economical, versatile, very compact, can be easily integrated and at a lower cost in a press without penalizing its operation, or its access on both sides, allowing a minimum of the stroke of the tools, and offering a possibility to load and unload a tool in masked time.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Press Drives And Press Lines (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL17197951T PL3318397T3 (pl) | 2016-10-24 | 2017-10-24 | Sposób transportu bliskiego ładunku, w szczególności narzędzia prasy, odpowiadające urządzenie do transportu bliskiego i prasa wyposażona w takie urządzenie |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1660304A FR3057800B1 (fr) | 2016-10-24 | 2016-10-24 | Dispositif de manutention d'une charge notamment un outil de presse, presse equipee dun tel dispositif et procede de manutention correspondant |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3318397A1 true EP3318397A1 (de) | 2018-05-09 |
EP3318397B1 EP3318397B1 (de) | 2020-03-18 |
Family
ID=58162731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17197951.1A Active EP3318397B1 (de) | 2016-10-24 | 2017-10-24 | Förderverfahren einer last, insbesondere eines pressinstruments, entsprechende fördervorrichtung und presse, die mit einer solchen vorrichtung ausgestattet ist |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3318397B1 (de) |
FR (1) | FR3057800B1 (de) |
PL (1) | PL3318397T3 (de) |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3841141A (en) | 1973-07-09 | 1974-10-15 | S Rachwal | Die changing apparatus |
GB1418250A (en) | 1973-08-30 | 1975-12-17 | Schuler Gmbh L | Press having a device for shifting a tool clamping plate |
DE2738081A1 (de) * | 1977-08-24 | 1979-03-08 | Schuler Gmbh L | Werkzeugwechseleinrichtung |
JPS5853334B2 (ja) | 1975-07-25 | 1983-11-29 | 株式会社リコー | アツリヨクロ−ラテイチヤクソウチ |
DE3433566A1 (de) | 1983-12-23 | 1985-07-25 | Maschinenfabrik Müller-Weingarten AG, 7987 Weingarten | Pressenausbildung zum automatischen werkzeugwechsel |
US4614108A (en) | 1985-04-12 | 1986-09-30 | Tek-Matik, Inc. | Die cart |
US4635465A (en) | 1985-10-31 | 1987-01-13 | Karder Machine Co. | Die pulling apparatus |
DE3533768A1 (de) * | 1985-09-21 | 1987-04-02 | Schuler Gmbh L | Einrichtung zum bewegen der aufspannplatte einer presse |
EP0468855A1 (de) | 1990-07-25 | 1992-01-29 | Automobiles Peugeot | Werkzeugschnellwechselanordnung für eine Presse |
JP2002153925A (ja) * | 2000-11-16 | 2002-05-28 | Honda Motor Co Ltd | プレス加工機の金型交換装置 |
US20060223687A1 (en) * | 2005-03-17 | 2006-10-05 | Hedin Lagan Ab | Device for moving die tools and moulds in a press |
FR2966070A1 (fr) | 2010-10-18 | 2012-04-20 | Rotobloc Psp | Dispositif de manutention d'une charge notamment d'un outil de presse |
DE202015101311U1 (de) * | 2015-03-13 | 2015-06-03 | Dreistern Gmbh & Co. Kg | Bearbeitungsstation zum Bearbeiten von Endlos-Metallprofilen |
-
2016
- 2016-10-24 FR FR1660304A patent/FR3057800B1/fr active Active
-
2017
- 2017-10-24 PL PL17197951T patent/PL3318397T3/pl unknown
- 2017-10-24 EP EP17197951.1A patent/EP3318397B1/de active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3841141A (en) | 1973-07-09 | 1974-10-15 | S Rachwal | Die changing apparatus |
GB1418250A (en) | 1973-08-30 | 1975-12-17 | Schuler Gmbh L | Press having a device for shifting a tool clamping plate |
JPS5853334B2 (ja) | 1975-07-25 | 1983-11-29 | 株式会社リコー | アツリヨクロ−ラテイチヤクソウチ |
DE2738081A1 (de) * | 1977-08-24 | 1979-03-08 | Schuler Gmbh L | Werkzeugwechseleinrichtung |
DE3433566A1 (de) | 1983-12-23 | 1985-07-25 | Maschinenfabrik Müller-Weingarten AG, 7987 Weingarten | Pressenausbildung zum automatischen werkzeugwechsel |
US4614108A (en) | 1985-04-12 | 1986-09-30 | Tek-Matik, Inc. | Die cart |
DE3533768A1 (de) * | 1985-09-21 | 1987-04-02 | Schuler Gmbh L | Einrichtung zum bewegen der aufspannplatte einer presse |
US4635465A (en) | 1985-10-31 | 1987-01-13 | Karder Machine Co. | Die pulling apparatus |
EP0468855A1 (de) | 1990-07-25 | 1992-01-29 | Automobiles Peugeot | Werkzeugschnellwechselanordnung für eine Presse |
JP2002153925A (ja) * | 2000-11-16 | 2002-05-28 | Honda Motor Co Ltd | プレス加工機の金型交換装置 |
US20060223687A1 (en) * | 2005-03-17 | 2006-10-05 | Hedin Lagan Ab | Device for moving die tools and moulds in a press |
FR2966070A1 (fr) | 2010-10-18 | 2012-04-20 | Rotobloc Psp | Dispositif de manutention d'une charge notamment d'un outil de presse |
DE202015101311U1 (de) * | 2015-03-13 | 2015-06-03 | Dreistern Gmbh & Co. Kg | Bearbeitungsstation zum Bearbeiten von Endlos-Metallprofilen |
Also Published As
Publication number | Publication date |
---|---|
PL3318397T3 (pl) | 2020-11-02 |
FR3057800A1 (fr) | 2018-04-27 |
FR3057800B1 (fr) | 2020-11-06 |
EP3318397B1 (de) | 2020-03-18 |
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