WO2012101103A1 - Pulverpresse - Google Patents
Pulverpresse Download PDFInfo
- Publication number
- WO2012101103A1 WO2012101103A1 PCT/EP2012/051013 EP2012051013W WO2012101103A1 WO 2012101103 A1 WO2012101103 A1 WO 2012101103A1 EP 2012051013 W EP2012051013 W EP 2012051013W WO 2012101103 A1 WO2012101103 A1 WO 2012101103A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- intermediate member
- plate
- die plate
- flexible connecting
- flexible
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
- B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
- B30B11/04—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space co-operating with a fixed mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/007—Means for maintaining the press table, the press platen or the press ram against tilting or deflection
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/04—Frames; Guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
- B30B15/068—Drive connections, e.g. pivotal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
Definitions
- the invention relates to a powder press for producing a compact of a powdery material.
- a powder press has a frame, a punch assembly and a die assembly. The latter defines a mold cavity, in which the pul deformed material can be filled, whereupon to form the compact the
- Stamp assembly and the die assembly along a press vertical axis moved relative to each other and can be pressed against each other.
- the drive of the die assembly or the punch assembly is usually via two mutually parallel to the vertical axis of the press acting drives, each with a servo motor.
- the two servomotors work in master-slave mode to a largely synchronous
- Servo motors no longer work synchronously. In the worst case, the two servomotors would work against each other until they stopped. This would most likely lead to considerable damage to the tool and possibly to the press.
- the invention has for its object to largely eliminate this residual risk.
- a powder press for producing a compact of a powdery material, with a frame, a punch assembly and a die assembly which defines a mold cavity into which the pul deformed material is fillable and then for forming the compact die assembly and the die assembly along a press vertical axis ZZ are movable relative to each other and pressed against each other, wherein the die assembly and / or the punch assembly of the powder press are designed according to the invention.
- the inventive design of the die assembly is characterized in that a) the die assembly (4) connected to two parallel along the vertical axis Z-Z drive means (9, 10) connected Matrizenplatten- intermediate member (41) and a guide means (5, 6 , 7, 8) along the
- Connecting means (12; 12 ') is connected, wherein the first connecting means (1 1; 1 1') and the second connecting means (12; 12 ') are arranged on a first vertical line XX orthogonal to the press vertical axis ZZ; and c) the die plate intermediate member (41) and the die plate (42) by means of a third flexible connection means (13; 14, 15; 13 ';14', 15 ') which are arranged equidistant to the first flexible connection means (1) on a second straight line YY orthogonal to the press vertical axis ZZ and orthogonal to the first straight line XX 1, 1 1 ') and the second flexible
- Connecting means (12; 12 ') is arranged such that the resulting tensile force or thrust transmitted by the third flexible connecting means (13; 14, 15; 13'; 14 ', 15') at a point on a through the center of gravity of the die plate (13). 42) extending vertical straight lines in the die plate (42) is initiated,
- the second flexible connecting means comprises a second flexible connecting member (12; 12 ') secured to the second drive means (10) and to the die plate intermediate member (41); and that
- said third flexible connection means comprises a third flexible link (14; 14 ') secured to said die plate intermediate member (41) and said die plate (42) and to said die plate intermediate member (41) and said die plate (42) Fourth flexible connecting member (15, 15 ').
- the stamp arrangement (4) comprises a stamp plate intermediate member (41) connected to two drive means (9, 10) running parallel along the vertical axis ZZ and one to guide means (5, 6, 7, 8) guided along the stroke direction or vertical axis ZZ and with the stamp plate intermediate member (41) connected stamp plate (42); and
- the stamp plate intermediate member (41) is connected to a first drive means (9) by means of a first flexible connection means (1 1, 1 1') and with a second drive means (10) by means of a second flexible
- Connecting means (12; 12 ') is connected, wherein the first connecting means (1 1; 1 1') and the second connecting means (12; 12 ') are arranged on a perpendicular to the press axis Z-Z orthogonal first straight line X-X; and c ') the stamp plate intermediate member (41) and the stamp plate (42) are interconnected by means of a third flexible connection means (13; 14, 15; 13'; 14 ', 15') arranged on a press vertical axis ZZ orthogonal and to the first straight line XX orthogonal second straight line YY equidistant from the first flexible connecting means (1 1; 1 1 ') and the second flexible flexible connection means
- Connecting means (12; 12 ') is arranged such that the resulting tensile force or thrust transmitted by the third flexible connecting means (13; 14, 15; 13'; 14 ', 15') at a point on one through the center of gravity of the stamp plate ( 42) extending vertical straight lines in the stamp plate (42) is initiated,
- the second flexible connecting means comprises a second flexible connecting member (12; 12 ') secured to the second drive means (10) and to the die plate intermediate member (41); and that
- the third flexible connecting means comprises a third flexible connecting member (14; 14') fixed to the stamping plate intermediate member (41) and the stamping plate (42) and to the stamping plate intermediate member (41) and the stamping plate (42). fixed fourth flexible connecting member (15, 15 ').
- both the die assembly and the punch assembly in the manner described according to the invention
- This structure of the present invention ensures that even if the difference between the traveling distance of the first drive means and the second drive means acting in parallel along the press elevation axis Z-Z (e.g., vertical direction), the traction or thrust force is very small
- the introduction of force from the two parallel drives into the die plate and / or into the die plate takes place, depending on the design of the press, via a die plate intermediate member into the die plate and / or via a stamp plate intermediate member into the die plate.
- Die plate and / or the stamp plate are rigid structures, which due to their geometry, such as. relatively thick formation of the plate,
- Press stroke axis ZZ (eg vertical direction) extending travel of the first drive and the parallel acting second drive are transmitted under deformation of the first flexible connection means and the second flexible connection means on the intermediate member.
- the axis of rotation or tilt axis of the intermediate member extends parallel to the second straight line Y-Y, on which the third flexible
- Connecting means is arranged equidistant from the first flexible connection means and the second flexible connection means.
- the case of the intermediate member via the third flexible connection means on the die plate or on the stamp plate transmitted tilting moment is much smaller than the overturning moment that would be transmitted to the die plate or on the stamp plate, if the two drives with a travel difference directly on would act on the die plate or on the stamp plate.
- the straight line X-X can be defined as the straight line along which the two drives are arranged, or more precisely, the straight line on which the points of contact of the first flexible one
- Lying means and the second flexible connection means lie with the intermediate member.
- the straight line Y-Y orthogonal to the straight line X-X can be defined as the straight line on which or along which the third flexible connecting means is arranged, or more precisely, the straight line on which the points of contact of the third flexible link are located
- Lying means with the die plate or with the stamp plate lie.
- the positions of the first straight line X-X, the second straight line Y-Y and the tilting axis of the intermediate link parallel thereto in the Z direction are identical or nearly identical.
- Pivot tilt axis is typically, but not necessarily, between the Z position of the line XX and the Z position of the line YY. This measure has the effect that, when the intermediate member is tilted in response to a travel distance difference between the two drives, the third flexible connection means is practically not moved away from its equidistant position between the first flexible connection means and the second flexible connection means.
- the straight line YY with the third flexible connection means and the tilting axis are arranged within a relatively small bandwidth of the Z position along the lifting axis ZZ about the Z position of the straight line XX.
- this bandwidth ⁇ , ie, this Z-interval is less than half, more preferably less than a quarter, of the X-distance between the first flexible connection means and the second flexible connection means along the line XX.
- the first flexible connecting means has a first flexible connecting member attached to the first driving means and to the intermediate member
- the second flexible connecting means has a second flexible connecting member fixed to the second driving means and to the intermediate member
- These links may be pin-shaped, conveniently having a small dimension D (e.g., pin cross-section diameter or pin cross-section diagonal) across the Z-direction and a large dimension L (length) along the Z-direction.
- D e.g., pin cross-section diameter or pin cross-section diagonal
- L length
- the connecting members may also be sheet-like, conveniently having a small dimension D (e.g., sheet thickness) transverse to the Z-direction and a large dimension L (length) along the Z-direction.
- D e.g., sheet thickness
- L length
- the links have an L / D ratio in the range of 4: 1 to 15: 1.
- the transverse dimension D of the pin-like or sheet-like links is preferably in the range of 1/20 to 1/8 of the X-distance between the first flexible link and the second flexible link along the line XX.
- Both Sheet-like flexible links is their smallest dimension (thickness D) in the X-direction, while their dimension in the Y-direction (width B) can be much larger and even greater than their dimension (length D) in the Z-direction , As a result, the leaf-like
- Links in the transverse direction X very flexible, while they have virtually no flexibility in the transverse direction Y and in the longitudinal direction Z.
- Connecting means a fixed to the intermediate member and on the die plate or on the stamp plate third flexible connecting member which is located on the intermediate member on a lying on the vertical axis Z-Z central
- This first variant of the arrangement of the third flexible connection means forms a "single-point flexi-storage / suspension" and based on the typically symmetrical shape of the die plate or the stamp plate a "central flexi-storage / suspension".
- the plate mounting location 0/0 / Z2 for the die plate or die plate is preferably approximately or completely equidistant from the plate guides extending in the Z direction. With this measure, a registered in the die plate and / or stamp plate tilting moment can be further minimized or eliminated altogether.
- this storage / suspension is preferably under, in or above the
- the die plate or stamp plate also has the symmetry of this equilateral triangle, so that the center of gravity (center of mass) of the plate coincides with the center of gravity of the imaginary triangle.
- this storage / suspension is preferably below, in or over the center of gravity of this imaginary square.
- the die plate or stamp plate also has the symmetry of this equilateral square, so that the focus
- this storage / suspension is located below, in or above the center of gravity of this imaginary regular N-corner.
- Stamp plate also the symmetry of this regular N-corner, so that the center of gravity (center of mass) of the plate coincides with the focus of the regular N-corner.
- Connecting means a third flexible connecting member and fourth flexible connecting member attached to the intermediate member and on the die plate or on the stamp plate, which at the intermediate member at a first intermediate attachment location 0 / Y4 / Z1 or at a second intermediate attachment location 0 / Y5 / Z1 are attached and which are fixed to the die plate or to the stamp plate at a first plate mounting location 0 / Y4 / Z2 or at a second plate mounting location 0 / Y5 / Z2, wherein the intermediate member mounting locations 0 / Y4 / Z1 and 0 / Y5 / Z1 on a to
- Vertical axis ZZ are orthogonal first straight lines and wherein the plate mounting locations 0 / Y4 / Z2 and 0 / Y5 / Z2 lie on a second straight line orthogonal to the vertical axis ZZ and parallel to the first straight line.
- these plate mounting locations are close to
- This second variant is suitable for die plates or stamp plates, which is guided on four vertical parallel guides
- this rectilinearly distributed mounting / suspension preferably runs parallel below, congruent with or above a symmetry aisle running through the center of gravity of this imaginary square or rectangle.
- Stamp plate also the symmetry of this square or rectangle, so that the center of gravity or the symmetry of the plate with the
- the flexible connecting means are preferably in the direction of power transmission during a pressing operation, i. along the lifting axis Z-Z rigid, while they are flexible in a direction orthogonal to the lifting axis Z-Z.
- one or both of the flexible connecting members between the drives and the intermediate member are each formed by a parallel to the vertical axis ZZ elastically stretched pin-like or sheet-like member extending through a respective through hole of the intermediate member, wherein a first end of the respective pin-like or sheet-like member is connected to a respective drive means and a second end of the respective pin-like or sheet-like member is connected to the intermediate member.
- one or both are flexible
- Threaded hole of the respective drive means is screwed and formed as a screw head second end of the respective screw rests against the intermediate member in the region of the through hole.
- the spacer may be formed differently, e.g. sleeve-like, in particular as a sleeve or as a spiral spring, or like a ring, in particular as a flat annular disk or as a plate spring (truncated cone).
- the spacer has at its two ends, by means of which it bears against the respective drive means and bears against the intermediate member, each having a flange-like end-side abutment surface.
- the sleeve-like spacer and the diaphragm spring are preferably made of a high modulus material, such as steel.
- the flat annular disc may consist of a material with a high modulus of elasticity, eg steel, or of a material with a small modulus of elasticity, eg elastomer.
- the function of the spacer and the flexibility can be achieved by combining the aforementioned annular and sleeve-like spacers by a certain combination of such spacers placed over the threaded portion of the screw, stacked thereon and finally compressed by screwing the screw and thus biased.
- one can adjust the hardness and thereby the flexibility of the resulting composite spacer (composite spacer) by both the nature of the combination and the extent of compression of the one or more spacers.
- one or both of the flexible links may each be formed by a spring leaf unit whose respective spring leaf, which is a sheet-like spacer, extends in a plane orthogonal to the first straight line XX, with a first end of the respective spring leaf having the respective one Drive means eg is firmly connected by a first clamping member unit and a second end of the respective spring leaf with the intermediate member, e.g. is firmly connected by a second clamping member unit.
- the first clamping member unit and the second clamping member unit preferably each comprise two clamping bars which are connected to the drive means or to the intermediate member, e.g. can be fixed by screws, whereby in each case a clamping gap for receiving one of the two edges of the spring leaf is formed. Between the two terminal strips one of the two edges of the spring leaf is clamped. Preferably, this is
- the function of the spacer and the flexibility by combination of the mentioned sheet-like spacers or spring leaves can be achieved by a certain combination of such spacers or spring leaves are fixed to each other as described above in the nip.
- one or both of the flexible connecting members are mounted spherically at least at one of their ends. This results in addition to the achieved by the flexibility of the links movement possibilities of the intermediate member with respect to the drive means and the die plate or
- Stamp plate another possibility for movement by a relative movement between two adjacent spherical surface sections in the
- the spherical bearing is coupled with an elastic return means, which holds the intermediate member in a non-tilted position in its neutral torque-free position.
- one or both of the flexible connecting members may be mounted cylindrically at least at one of their ends, wherein the cylinder axis or axis of rotation of the bearing parallel to
- Stamp plate another possibility of movement by a relative movement between two adjacent cylindrical surface sections in the cylindrical bearing. It is also particularly advantageous if the cylindrical bearing is coupled with an elastic return means, which holds the intermediate member in a non-tilted position in its neutral torque-free position.
- the cylindrical bearing is therefore particularly well in combination with a
- first flexible connection means e.g., with a first flexible connector
- second flexible connection means Similar to the first flexible connection means (e.g., with a first flexible connector) and the second flexible connection means
- Connecting means e.g., a second flexible connecting member
- third flexible connecting means e.g., a third flexible connecting member according to a first arrangement or, for example, third and fourth flexible connecting members according to a second arrangement.
- the one or two other flexible connecting members are each formed by a parallel to the vertical axis ZZ elastically tensioned pin-like or sheet-like member which extends through a respective through hole of the die plate or on the die plate, wherein a first end the respective pin-like or sheet-like member is connected to the intermediate member and a second end of the respective pin-like or sheet-like member is connected to the die plate or to the die plate.
- the one or two other flexible connecting members are each a screw / spacer / unit whose respective spacers between the mutually facing sides of the die plate or the stamp plate and the intermediate member is clamped by means of the respective screw, wherein the respective screw through the respective through hole of the die plate or the stamp plate extends and is surrounded by the respective spacer ring-like or sleeve-like, preferably a first end of the respective screw is screwed into a threaded bore of the intermediate member and designed as a screw head second end of the respective screw on the die plate or . abuts the stamp plate in the region of the through hole.
- the spacer may be formed differently, such as sleeve-like, in particular as a sleeve or as a spiral spring, or ring-like, in particular as a flat annular disc or as a plate spring
- Pusher abuts, each a flange-like end-side contact surface.
- the sleeve-like spacer and disc spring are also preferably made of a high modulus material, such as, e.g. Steel, while the planar annular disc is made of a high modulus material, e.g. Steel, or a low modulus material, e.g. Elastomer, can exist.
- a high modulus material such as, e.g. Steel
- the planar annular disc is made of a high modulus material, e.g. Steel, or a low modulus material, e.g. Elastomer
- Spacers can be achieved by putting a certain combination of such spacers over the threaded portion of the screw, stacked on it and finally compressed by screwing the screw and thus biased.
- the hardness and thereby the flexibility of the resulting composite spacer can be determined both by the nature of the combination and by the extent of compression of the one or more
- the one or the other further flexible connecting members may each be formed by a leaf spring / clamping member unit, whose respective spring leaf, which is a sheet-like spacer, extending in a direction orthogonal to the first straight line XX, wherein a first end of the respective Spring leaf is firmly connected to the intermediate member by means of a first clamping member unit and a second end of the respective spring leaf with the die plate or with the stamp plate by means of a second clamping member unit is firmly connected.
- first clamping member unit and the second clamping member unit preferably each contain two terminal strips, the Drive means or on the intermediate member can be fixed, for example by screws, whereby in each case a clamping gap for receiving one of the two
- Terminal strips is clamped one of the two edges of the spring leaf.
- preferably through holes in the two terminal strips and in the clamped spring leaf are provided for this purpose, which in in the
- Screw / nut arrangement can be fixed. That's how it sits
- Federblatt also here frictionally and positively in the nip between the two terminal strips firmly.
- the function of the spacer and the flexibility can be achieved by combining the mentioned sheet-like spacers or spring leaves by a certain combination of such spacers or spring leaves are fixed to each other as described above in the nip.
- the one or both further flexible connecting members are mounted spherically at least at one of their ends. This results in addition to the achieved by the flexibility of the links movement possibilities of the intermediate member with respect to the drive means and the
- the one or the other further flexible connecting members can at least at one of their ends be mounted cylindrical, wherein the cylinder axis or axis of rotation of the bearing extends parallel to the straight line YY.
- the cylindrical storage is also particularly well in here
- the stiffness or the flexibility of the flexible connection means are adjustable.
- This adjustability of the flexibility is achieved by a combination of individual components of a respective flexible link, as described above with reference to the ring-like or sleeve-like flexible spacers or the sheet-like flexible spacers.
- Another adjustability is achieved by additionally one or both ends of one or more flexible connecting members is suspended spherically or cylindrically and is provided with an elastic return means, as also described above.
- one or more of the flexible links may each comprise a pin-like member having a first pin end and a second pin end, and a sleeve-like member surrounding the pin-like member at least along part of its length between the two pin ends and along part of its circumferential direction.
- the pin-like member and the sleeve-like member may have a conical region on their surfaces facing each other.
- One or more of the flexible links may be made of steel, preferably also the intermediate piece and the
- One or more of the flexible links may comprise a thin walled material having a wall thickness in the range of 2mm to 10mm, preferably 3mm to 6mm, the spacer and die plate preferably being a thick walled material having a plate thickness in the range of 20mm to 300mm
- One or more of the flexible links may be composed of a plurality of thin-walled layers of an elastic material, while the intermediate piece and the die plate consist of a one-piece block of material.
- One or more of the flexible connecting members may be formed as a composite body having adjoining one another, extending along the longitudinal direction of the connecting member between the first end and the second end extending alternating layers of a polymer material or a metal material.
- Fig. 1 is a perspective view of a first arrangement
- Fig. 2 is a perspective view of a second arrangement
- 3 is a plan view along the direction ZZ (see FIG. 2) of the elements of the second arrangement according to a first embodiment shown in more detail (see FIG. 10A, FIG. 1A or FIG. 10B, FIG. 1B); 4 shows a side view in the direction YY (see FIG. 3) of the elements of the second arrangement according to the first section cut along a vertical plane passing through the straight line XX (see FIG. 3)
- FIG. 5 shows a side view in the direction X-X (see FIG. 3) of the elements of the second arrangement according to the first section cut along a vertical plane passing through the straight line Y-Y (see FIG. 3)
- Fig. 6 is a perspective view of the cut corresponding to FIG. 4
- Fig. 7 is a perspective view of the cut according to FIG. 5
- FIG. 7A is an enlarged view of the circled portion of FIG. 7; FIG.
- Fig. 8 is a perspective view of the corresponding to FIG. 3 shown
- FIG. 9 is an exploded perspective view of the elements shown in FIGS. 3 to 8; FIG.
- FIG. 10A and FIG. 1A show a vertical section of a connection element shown in more detail according to a first variant of the first embodiment, which is installed in a first area of the arrangement or in a second area of the arrangement;
- Fig. 10B and Fig. 1 1 B is a vertical section of a connector shown in more detail according to a second variant of the first embodiment, which is installed in a first region of the assembly or in a second region of the assembly;
- 10C and 1 1 C is a vertical section of a connector shown in more detail according to a first variant of a second embodiment, which is installed in a first region of the assembly or in a second region of the assembly.
- Fig. 10D and Fig. 1 1 D is a vertical section of a connector shown in more detail according to a second variant of a second embodiment, which is installed in a first region of the assembly or in a second region of the assembly;
- FIG. 12 is a plan view, similar to FIG. 3, of the more detailed illustrated elements of the second arrangement according to the second embodiment.
- FIG. 12 is a plan view, similar to FIG. 3, of the more detailed illustrated elements of the second arrangement according to the second embodiment.
- Fig. 1 is a perspective view of a first arrangement of inventive elements 9, 10, 1 1, 12, 13, 41, 42 a
- This schematic arrangement 4 relates both to a matrix arrangement 4 according to the invention and to a stamp arrangement 4 according to the invention.
- This first arrangement 4 according to FIG. 1 corresponds to the variant e1) described above, in which the third flexible connecting means has a third flexible connecting member 13 or 13 'attached to the die plate intermediate member 41 and to the die plate 42, preferably only one.
- This first arrangement 4 according to FIG. 1 also corresponds to the variant e1 'described above, in which the third is flexible
- FIG. 2 is a perspective view of a second arrangement of inventive elements 9, 10, 1 1, 12, 14, 15, 41, 42 a
- This schematic arrangement 4 relates both to a matrix arrangement 4 according to the invention and to a stamp arrangement 4 according to the invention.
- This second arrangement 4 according to FIG. 2 corresponds to the variant e2) described above, in which the third flexible connection means comprises a third flexible connecting member 14 or 14 'fastened to the die plate intermediate member 41 and the die plate 42 and to the die plate intermediate member 41 and secured to the die plate 42 fourth flexible connecting member 15 or 15 '
- This second arrangement 4 according to FIG. 2 also corresponds to the variant e2 'described above, in which the third is flexible
- Connecting means comprises a third flexible connecting member 14 or 14 'fixed to the stamp plate intermediate member 41 and the stamp plate 42 and a fourth flexible connecting member 15 or 15' fixed to the stamp plate intermediate member 41 and the stamp plate 42
- Fig. 1 and Fig. 2 are schematic representations for explaining the principle of operation of the invention.
- the powder press includes a frame, a punch assembly, and a die assembly that defines a mold cavity into which the powdered material is fillable. These parts of the powder press are not shown in Fig. 1 and in Fig. 2. To form a compact of a powdery material, the punch assembly and the
- Matrizenan be moved relative to each other along the press vertical axis Z-Z and pressed against each other.
- intermediate member 41 and “die plate intermediate member 41” are used interchangeably.
- intermediate member 41 and “stamp plate intermediate member 41” are used interchangeably.
- stamp plate 42 applies analogously to a stamp plate 42 and vice versa.
- the first arrangement shown in Fig. 1 essentially comprises a die assembly 4 with a die plate 42 and a punch assembly 4 with a die plate 42, a first drive means 9 and a second
- Stamp plate 42 is guided on guide means (not shown in Fig. 1) along the stroke direction or vertical axis Z-Z.
- a first flexible connecting member 1 1 is arranged, which can transmit shear forces and tensile forces along the stroke direction Z-Z between the first drive means 9 and the intermediate member 41.
- Drive means 10 and the intermediate member 41 is also a second flexible connecting member 12 is arranged, which can transmit shear forces and tensile forces along the stroke direction Z-Z between the second drive means 10 and the intermediate member 41.
- the two flexible connecting links 1 1 and 12 define a first straight line X-X. There could also be more than two such point-like flexible links along this line X-X.
- a third flexible connecting means 13 is arranged, the thrust and
- the third flexible connecting means 13 is for this purpose formed as a third flexible connecting member 13 which is arranged at a location on the straight line Z-Z equidistant from the location of the first flexible connecting member 1 1 and the location of the second flexible connecting member 12.
- the first arrangement described here represents a central, point-point, one-point flexi mounting of the die plate 42.
- the term "central” should be understood to mean that the introduction of force into the die
- Die plate 42 is made torque-free via the third connecting means 13, so that even on the guides of the die plate 42 (see, for example, 5, 6, 7, 8 in Fig. 8) no torques are entered through the die plate 42.
- the second arrangement shown in Fig. 2 is similar in construction to the first arrangement of Fig. 1 and substantially includes the
- the die plate 42 is also guided on guide means (not shown in FIG. 1) along the stroke direction or vertical axis Z-Z.
- the first flexible connecting member 1 1 is arranged, which can transmit shear forces and tensile forces along the stroke direction Z-Z between the first drive means 9 and the intermediate member 41.
- Link member 12 is arranged, the thrust forces and tensile forces along the stroke direction ZZ between the second drive means 10 and the Intermediate member 41 can transmit.
- the two flexible connecting links 1 1 and 12 also define the first straight line XX, and more than two such point-like flexible connecting links could also be arranged along this straight line XX.
- a third flexible connecting means 13 is also arranged, the
- the third flexible connection means 13 is designed for this purpose as the third flexible connection member 14 and fourth flexible connection member 15, which are spaced apart from one another at positions symmetrical to the lifting axis ZZ on a second straight line YY which extends orthogonal to the first straight line XX and orthogonal to the stroke axis ZZ-.
- the third link 14 and the fourth link 15 are each at one location on the second
- Straight lines Y-Y are each equidistant from the location of the first flexible one
- the third flexible link 14 is at a first location on the Y axis and is fixed to the link 41 at a link attachment location (0 / Y4 / Z1) and fixed to the die plate 42 at a board mounting location (0 / Y4 / Z2)
- the fourth flexible link 15 is at a second location on the Y-axis and is fixed to the intermediate member 41 at a pontic attachment location (0 / Y5 / Z1) and fixed to a plate attachment location (0 / Y5 / Z2) on the die plate 42.
- the dimension of the third flexible link 14 is at a first location on the Y axis and is fixed to the link 41 at a link attachment location (0 / Y4 / Z1) and fixed to the die plate 42 at a board mounting location (0 / Y4 / Z2)
- the fourth flexible link 15 is at a second location on the Y-axis and is fixed to the intermediate member 41 at a pontic attachment location (0 / Y5 / Z1) and fixed to a plate attachment
- Z2 - Z1 1. Measured in these coordinates, the third link 14 and the fourth link 15 are arranged symmetrically to the stroke axis ZZ, ie Y5 - Y4.
- first drive means 9 is fixed to the intermediate member 41 at an intermediate member mounting location (X1 / 0/0)
- second drive means 10 is fixed to the intermediate member 41 at an intermediate member mounting location (X2 / 0/0)
- the second arrangement described here represents a decentralized, rectilinearly distributed multipoint flexi-bearing of the die plate 42.
- decentralized is understood to mean that the introduction of force into the die plate 42 takes place torque-free via the third connecting means 13, 14 that also on the guides of the die plate 42 (see eg 5, 6, 7, 8 in Fig. 8) no torques are entered through the die plate 42.
- the third connecting means 13 of the first arrangement (with a central connecting member 13 on the lifting axis Z-Z) can also in
- Connecting members 14, 15) are combined, so that there is a third arrangement (not shown) having a third flexible connecting means 13, 14, 15, which consists of a third link 13, a fourth link 14 and a fifth link 15th
- 3 shows the die plate 42, which has an approximately rectangular plan.
- the die plate 42 has at four diametrically opposite corner regions of its rectangular-like outline each have a sleeve-like formation 42a, 42b, 42c, 42d, each with a cylinder bore whose cylinder axis extends parallel to the Hubachse ZZ.
- the die plate 42 On its upper side, the die plate 42 has a substantially flat surface 42e to which application specific tools can be mounted. For this purpose, numerous mounting holes in the surface 42e are provided.
- the die plate 42 is mounted on four cylindrical guides 5, 6, 7, 8, as best seen in FIG. These guides 5, 6, 7, 8 extend parallel to one another in the Z direction parallel to the lifting axis ZZ. As a result, the die plate 42 can be displaced along the lifting axis ZZ.
- the intermediate member 41 which is disposed below the die plate 42 and partially hidden by this. In the hidden area, the outline of the intermediate member 41 is shown in dashed lines.
- the intermediate member 41 has in its plan view outline four bulges 41 a, 41 b, 41 c, 41 d, each having a vertical
- the location of the link 1 1 and the link 12 in plan view are in a horizontal direction, i.
- Link 1 1 extends through the vertical hole of the bulge 41 b of the intermediate member 41 therethrough and is fixed with its lower end to the drive means 9, as best in the side view of Fig. 4 or in the perspective view of Fig. 6 with the Section along the vertical plane XX (see Fig. 3) detects.
- the connecting member 12 extends through the vertical hole of the bulge 41 d of the intermediate member 41 therethrough and is fixed with its lower end to the drive means 10, as can also best seen in Fig. 4.
- a bulge 42f and a bulge 42g of the die plate 42 which also each have a vertical through hole or a vertical bore.
- one of the two connecting members 14, 15 extends in this vertical through hole and through it.
- the location of the link 14 and the link 15 in plan view are in a horizontal direction, i.
- the connecting member 14 extends through the vertical hole of the bulge 42 f of the die plate 42 and is attached at its lower end to the bulge 41 a of the intermediate member 41, as best in the side view of Fig. 5 and in the Perspektivanischt of FIG Fig. 7 recognizes the section along the vertical plane YY (see Fig. 3).
- the connecting member 15 extends through the vertical hole of the bulge 42 g of the die plate 42 and is secured at its lower end to the bulge 41 c of the intermediate member 41, as also best seen in Fig. 5.
- FIG. 9 is an exploded perspective view of the elements shown in FIGS. 3 to 8.
- Fig. 10A is a vertical section of a connector shown in more detail 1 1 or 12 according to a first variant (single screw with sleeve) of the first embodiment (pin formation) shown in a
- Ring disc R rests, in turn, on the through hole L
- the sleeve H has at its lower end and at its upper end in each case a flange-like expansion Ha or Hb, wherein the lower flange-like expansion Ha rests on a threaded bore G surrounding upper surface of the drive means 9 and 10 and the upper flange-like expansion Hb one that
- FIG. 11A is a vertical section of a detailed illustrated connecting member 14 or 15 according to the first variant (single screw with sleeve) of the first embodiment (pin formation) shown in a
- the sleeve H has at its lower end and at its upper end in each case the flange-like expansion Ha or Hb, wherein the lower flange-like
- Clamped intermediate member 41 and the die plate 42 and form the third flexible connecting member 14 and the fourth flexible connecting member 15 of the second arrangement (multi-point flexi storage / suspension).
- the third link 13 of the first arrangement may also have the structure described in FIG. 1A. Conveniently, however, it would be somewhat larger than the first connecting member 1 1 and the second
- Material of the sleeve H can be adjusted.
- An enlargement / reduction of the length of the sleeve H leads to an increase / decrease in the flexibility of the connecting member.
- An enlargement / reduction of the wall thickness of the sleeve H leads to a reduction / enlargement of the flexibility of the connecting member.
- An enlargement / reduction of the modulus of elasticity of the material of the sleeve H leads to a
- Fig. 10B is a vertical section of a detailed illustrated link 1 1 or 12 according to a second variant (double screw with plate spring) of the first embodiment (pin formation) shown, which is arranged in a region between the drive means 9 and the drive means 10 and the intermediate member 41 is.
- a first screw S1 protrudes through a first through hole L1 in the intermediate member 41 and through a
- Cup spring stack T through and protrudes with its lower end S1 a in second through hole L2 in a mounting region of the drive means 9 and 10, while the upper end or the head S1 b of the first screw S1 rests with its shoulder on a first annular disc R1, which in turn rests on a second annular disc R2, which finally on the the first through-hole L1 surrounding upper surface of the intermediate member 41 rests in an annular recess.
- a second screw S2 protrudes into the second through-hole L2 in the attachment area of the
- the upper end S2a of the second screw S2 is sleeve-shaped and has inside the sleeve portion S2a an internal thread which engages with a complementary male thread on the cylindrical tip S1a of the first screw S1, while the lower end or the head S2b of the second screw S2 rests with its shoulder on a lock nut M, which in turn on a third
- the plate spring stack T has a similar function as the sleeve H of the first variant (see Fig. 10A).
- the plate spring stack T has at its lower end a lower plate spring Ta and at its upper end an upper plate spring Tb, each with its large annular surface, the lower and upper face of the plate spring stack T form (similar to the flange-like expansion Ha or Hb of Sleeve H in Fig. 10A), wherein the lower plate spring Ta rests on a second through hole L2 surrounding the upper surface of the drive means 9 and 10 and the upper plate spring Tb at one of the first
- the first screw S1 and the second screw S2 are screwed together in the assembled state, wherein the plate spring stack T is compressed in the Z direction.
- the two units thus formed each contain the two strained screws S1, S2, the four strained
- Disc spring stack T are between the drive means 9 and 10 and the Clamped intermediate member 41. They form the first flexible connecting member 1 1 and the second flexible connecting member 12th
- the contact area 81 between the first annular disc R1 and the second annular disc R2 and the contact area 82 between the third annular disc R3 and the fourth annular disc R4 are each formed by a pair of contacting spherical surfaces, namely a concave spherical surface on the first annular disc R1 and a convex spherical surface on the second annular disc R2, both having the same radius of curvature with respect to the common center Z of an imaginary spherical surface, which is indicated in Fig. 10B as a dashed circle.
- Fig. 10B an imaginary spherical surface
- a second annular gap 72 is present. Between the first annular disc R1 and the first screw S1 and between the third annular disc R3 and the second screw S2, there is no radial play or much less radial clearance than in the gap regions 71 and 72.
- FIG. 11 B is a vertical section of a connector shown in more detail 14 or 15 according to the second variant (double screw with disc spring) of the first embodiment (pin formation) is shown, which is arranged in a region between the intermediate member 41 and the die plate 42.
- the first screw S1 protrudes through a first through hole L1 in the die plate 42 and through a plate spring stack T and protrudes with its lower end S1 a in a second through hole L2 in the
- Sleeve section S2a an internal thread, which is engaged with a complementary external thread on the cylindrical tip S1 a of the first screw S1, while the lower end or the head S2b of the second screw S2 abuts with its shoulder on the lock nut M, which in turn third annular disc R3 abuts, which in turn abuts the fourth annular disc R4, which finally rests on the second through hole L2 surrounding lower surface of the mounting portion of the intermediate member 41 in an annular recess.
- the plate spring stack T has a similar function as the sleeve H of the first variant (see Fig. 1 1 A).
- the plate spring stack T has at its lower end a lower plate spring Ta and at its upper end an upper plate spring Tb, each with its large annular surface, the lower and upper face of the plate spring stack T form (similar to the flange-like expansion Ha or Hb of Sleeve H in Fig. 1 1 A), wherein the lower plate spring Ta rests on an upper surface of the intermediate member 41 surrounding the second through hole L2 and the upper plate spring Tb abuts a lower surface of the die plate 42 surrounding the first through hole L1.
- the first screw S1 and the second screw S2 are screwed together in the assembled state, wherein the plate spring stack T is compressed in the Z direction.
- the two units thus formed each contain the two strained screws S1, S2, the four strained
- Matrizenplatte 42 clamped. They form the third flexible connecting member 14 and the fourth flexible connecting member 15 of the second arrangement (multi-point flexi-storage / suspension).
- the third connecting member 13 of the first arrangement may have the structure described in Fig. 1 1 B. Conveniently, however, it would be somewhat larger than the first connecting member 1 1 and the second link 12 of this first arrangement.
- the contact area 81 between the first annular disk R1 and the second annular disk R2 and the contact area 82 between the third annular disk R3 and the fourth annular disk R4 are each formed by a pair of contacting spherical surfaces through the concave spherical surface on the first annular disk R1 and the convex spherical surface on the second annular disc R2, both having the same radius of curvature with respect to the common center Z of an imaginary spherical surface, which is indicated in Fig. 1 1 B as a dashed circle.
- the inner surface of the hole of the second annular disc R2 and the participator surface of the first screw S1 are each formed by a pair of contacting spherical surfaces through the concave spherical surface on the first annular disk R1 and the convex spherical surface on the second annular disc R2, both having the same radius of curvature with respect to the common center Z of an imaginary spherical surface, which is indicated in Fig
- the second gap 72 is present. Between the first annular disc R1 and the first screw S1 and between the third annular disc R3 and the second Screw S2 is not a radial clearance or a much smaller radial clearance than in the gap areas 71 and 72 available.
- the flexibility of the pin-like links 1 1, 12 or 13, 14, 15 shown in Fig. 10B and in Fig. 11B may be e.g. be adjusted by the total length of the two screws S1 and S2 and / or the wall thickness of the sleeve portion S2a and by the choice of the material of the screws S1 and S2.
- Double-screw diaphragm spring type connecting members n, 12 and 13, 14, 15 have single-screw-sleeve-type pin-like link members 1 1, 12 and 13, 14, 15, respectively, as shown in Fig. 10A and Fig. 1A the advantage that they also allow irreversible deformability in addition to the flexibility based on the mechanisms mentioned in terms of a reversible elastic deformability. Namely, when under load in the form of a tilting moment the intermediate member 41 is tilted from the position shown in Fig.
- FIGS. 10A, 11A, 10B, 11B would then be vertical sections orthogonal to the plane of the respective sheet-like connecting link, whose plane would then extend in a plane parallel to the lifting axis Z-Z.
- the sleeve H in Fig. 10A and Fig. 1A would then be replaced by two U-profiles, one of which is open to the left and the other to the right. That the legs of the one U-profile extend to the left, and the legs of the other U-profile extend to the right, while the base of the two U-profiles by (not shown)
- Fig. 10C is a vertical section of a connector in more detail 1 1 'or 12' according to a first variant (screwed H-profile) of the second embodiment (sheet) shown in a
- Region between the drive means 9 and the drive means 10 and the intermediate member 41 is arranged.
- an H-profile P whose longitudinal axis extends orthogonal to the lifting axis ZZ, between the drive member 9 and 10 and the intermediate member 41 is arranged such that two of the four legs of the H-profile to the left and two of these four legs of the H. Profiles to the right.
- the lower end Pa of the H-profile P rests on an upper surface of the drive means 9 and 10, respectively, while the upper end Pb of the H-profile P abuts a lower surface of the intermediate member 41.
- the two resting on the drive means 9 and 10 and the lower end Pa of the H-profile forming two legs are each with a
- Attached fastening screw 61 which extends through a hole in the respective leg and is screwed into a threaded bore in the drive means 9 and 10 respectively.
- the two adjoining the intermediate member 41 and the upper end Pb of the H-profile forming two legs are also each secured with a fastening screw 61 which extends through a hole in the respective leg and is screwed into a threaded hole in the intermediate member 41.
- the plane E-E is the sectional plane along which the links 1 1 'and 12' are shown cut in Fig. 12.
- Fig. 11 C is a vertical section of a detailed illustrated connecting member 14 'or 15' according to the first variant (screwed H-profile) of the second embodiment (sheet) shown, which is arranged in a region between the intermediate member 41 and the die plate 42.
- the H-profile P whose longitudinal axis extends again orthogonal to the lifting axis Z-Z, between the intermediate member 41 and the
- Die plate 42 arranged such that two of the four legs of the H-profile to the left and two of these four legs of the H-profile to the right extend.
- the lower end Pa of the H-profile P rests on an upper surface of the intermediate member 41, while the upper end Pb of the H-profile P abuts a lower surface of the die plate 42.
- Lying intermediate member 41 and the lower end Pa of the H-profile forming two legs are each secured with a fastening screw 61 which extends through a hole in the respective leg and is screwed into a threaded bore in the intermediate member 41.
- the two adjoining the die plate 42 and the upper end Pb of the H-profile forming two legs are also each secured with a fastening screw 61 which extends through a hole in the respective leg and is screwed into a threaded bore in the die plate 42.
- the plane E-E is the sectional plane along which the links 14 'and 15' are shown in cross-section in FIG.
- the third link 13 of the first arrangement can have the structure described in Fig. 1 1 C. Conveniently, however, it would be dimensioned somewhat larger than the first connecting link 1 1 'and the second
- Fig. 10D is a vertical section of a connector shown in more detail 1 1 'or 12' according to a second variant (screwed leaf spring) of the second embodiment (sheet) shown in an area between the drive means 9 and the drive means 10 and the intermediate member 41st is arranged.
- a leaf spring B whose
- Longitudinal axis extends orthogonal to the stroke axis Z-Z, between the
- Drive member 9 and 10 and the intermediate member 41 is arranged such that the leaf plane extends parallel to the lifting axis ZZ.
- the lower end Ba of the leaf spring B rests on an upper surface of the drive means 9 and 10, respectively, while the upper end Bb of the leaf spring B abuts a lower surface of the intermediate member 41.
- the lower end or the lower edge Ba of the leaf spring B is fixed by means of two clamping strips K1, K2 to the drive means 9 and 10 respectively.
- these two terminal strips K1, K2 are respectively screwed by means of fastening screws 62 to the drive means 9 and 10 respectively.
- a further fastening screw 63 extends in Transverse direction through a respective through hole in the terminal block K1, in the lower end Ba of the leaf spring B and in the terminal block K2, said mounting screw 63 is screwed at its top with a mounting nut 64 and tightened.
- the upper end or the upper edge Bb of the leaf spring B is fixed to the intermediate member 41 by means of two clamping strips K3, K4.
- these two terminal strips K3, K4 each means
- a further fastening screw 63 extends in the transverse direction through a respective through hole in the terminal block K3, in the upper end Bb of the leaf spring B and in the terminal block K4, and this fastening screw 63 is screwed at its tip with a fastening nut 64 and tightened ,
- the plane E-E is the sectional plane along which the links 1 1 'and 12' are shown cut in Fig. 12.
- Fig. 11 D is a vertical section of a connector 14 'or 15' shown in more detail according to the second variant (screwed leaf spring) of the second embodiment (sheet) shown, which is arranged in a region between the intermediate member 41 and the die plate 42.
- the leaf spring B whose longitudinal axis extends orthogonal to the lifting axis Z-Z, between the intermediate member 41 and the die plate 42 is arranged such that the leaf plane extends parallel to the stroke axis Z-Z.
- the lower end Ba of the leaf spring B is located on an upper surface of the
- the plane EE is the sectional plane along which the links 14 'and 15' are shown in cross-section in FIG.
- the third link 13 of the first arrangement can have the structure described in FIG. 11D. Conveniently, however, it would be dimensioned somewhat larger than the first connecting link 1 1 'and the second
- Fig. 12 a plan view similar to Fig. 3 is shown in more detail of the second arrangement of the second arrangement
- Embodiment (see Fig. 10C, Fig. 1 1C or Fig. 10D, Fig. 1 1 D) shown, wherein the respective connecting members along a horizontal plane E-E are shown in section. While the pin-like connecting links 1 1, 12, 14, 15 of the first embodiment (Fig. 3) are flexible in all directions of the plane XY, the blade-like connecting links 1 1 ', 12', 14 ', 15' of this second embodiment (Fig 12) are practically flexible only for deflections in the X direction, while having virtually no flexibility in the Y direction.
- both the first embodiment of FIG. 3 with only pin-like connecting members 1 1, 12, 14, 15 and the second embodiment of FIG. 12 with only sheet-like connecting members 1 1 ', 12', 14 ', 15' enable a torque-free (kippmomentbond) force introduction into the
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2012800062011A CN103328197A (zh) | 2011-01-24 | 2012-01-24 | 粉末压制机 |
JP2013549841A JP2014502924A (ja) | 2011-01-24 | 2012-01-24 | 粉末プレス機 |
EP12702774.6A EP2668028A1 (de) | 2011-01-24 | 2012-01-24 | Pulverpresse |
KR1020137019483A KR20140002716A (ko) | 2011-01-24 | 2012-01-24 | 분말 프레스 |
US13/980,010 US20130302456A1 (en) | 2011-01-24 | 2012-01-24 | Powder press |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11151833A EP2479022A1 (de) | 2011-01-24 | 2011-01-24 | Pulverpresse |
EP11151833.8 | 2011-01-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012101103A1 true WO2012101103A1 (de) | 2012-08-02 |
Family
ID=44310933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2012/051013 WO2012101103A1 (de) | 2011-01-24 | 2012-01-24 | Pulverpresse |
Country Status (6)
Country | Link |
---|---|
US (1) | US20130302456A1 (de) |
EP (2) | EP2479022A1 (de) |
JP (1) | JP2014502924A (de) |
KR (1) | KR20140002716A (de) |
CN (1) | CN103328197A (de) |
WO (1) | WO2012101103A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012010767A1 (de) | 2012-05-31 | 2013-12-05 | Fette Compacting Gmbh | Presse |
DE102013012085B4 (de) | 2013-07-22 | 2016-02-04 | Fette Compacting Gmbh | Presse zur Herstellung eines Presslings aus pulverförmigem Material |
DE102013110539B3 (de) * | 2013-09-24 | 2014-11-20 | Fette Compacting Gmbh | Verfahren zur Herstellung eines Presslings aus pulverförmigem Material |
CH710828B1 (de) * | 2015-03-05 | 2019-06-28 | Dietmar W Kramer Dr Sc Techn Eth Phd | Pulverpresse sowie ein Futtergehäuse mit vorzugsweise mehreren für ein Querpressen verschiebbaren Stempeln. |
CN111318690B (zh) * | 2018-12-13 | 2021-06-08 | 中国科学院沈阳自动化研究所 | 一种具备模具自动传递功能的压制系统及其使用方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2219386A1 (de) * | 1972-04-20 | 1973-11-08 | Dorst Keramikmasch | Verbindung zwischen kolbenstange und presstraverse an pressen, insbesondere zur herstellung von keramischen presslingen |
US3852991A (en) * | 1972-10-06 | 1974-12-10 | Verrina Spa | Bending press |
US4873923A (en) * | 1986-05-16 | 1989-10-17 | Manning Douglas E | Hydraulic press platon support |
DE102006006312A1 (de) * | 2006-02-10 | 2007-08-16 | Pressenservice Scheitza Gmbh | Servo-Presse |
EP2210680A2 (de) * | 2009-01-27 | 2010-07-28 | Trumpf Maschinen Austria GmbH & CO. KG. | Biegepresse mit einem Antriebsbalken und elastisch gekuppelten Biegebalken |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1242860C (zh) * | 2003-09-22 | 2006-02-22 | 哈尔滨工业大学 | 板材柔性多点曲面成形模具装置 |
CN101112770B (zh) * | 2006-07-26 | 2011-05-25 | 塔利亚蒂·鲁道夫方案合伙及两合公司 | 用于瓷砖成型的等静压模具 |
-
2011
- 2011-01-24 EP EP11151833A patent/EP2479022A1/de not_active Withdrawn
-
2012
- 2012-01-24 US US13/980,010 patent/US20130302456A1/en not_active Abandoned
- 2012-01-24 EP EP12702774.6A patent/EP2668028A1/de not_active Withdrawn
- 2012-01-24 JP JP2013549841A patent/JP2014502924A/ja active Pending
- 2012-01-24 KR KR1020137019483A patent/KR20140002716A/ko not_active Application Discontinuation
- 2012-01-24 CN CN2012800062011A patent/CN103328197A/zh active Pending
- 2012-01-24 WO PCT/EP2012/051013 patent/WO2012101103A1/de active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2219386A1 (de) * | 1972-04-20 | 1973-11-08 | Dorst Keramikmasch | Verbindung zwischen kolbenstange und presstraverse an pressen, insbesondere zur herstellung von keramischen presslingen |
US3852991A (en) * | 1972-10-06 | 1974-12-10 | Verrina Spa | Bending press |
US4873923A (en) * | 1986-05-16 | 1989-10-17 | Manning Douglas E | Hydraulic press platon support |
DE102006006312A1 (de) * | 2006-02-10 | 2007-08-16 | Pressenservice Scheitza Gmbh | Servo-Presse |
EP2210680A2 (de) * | 2009-01-27 | 2010-07-28 | Trumpf Maschinen Austria GmbH & CO. KG. | Biegepresse mit einem Antriebsbalken und elastisch gekuppelten Biegebalken |
Also Published As
Publication number | Publication date |
---|---|
KR20140002716A (ko) | 2014-01-08 |
EP2668028A1 (de) | 2013-12-04 |
EP2479022A1 (de) | 2012-07-25 |
US20130302456A1 (en) | 2013-11-14 |
JP2014502924A (ja) | 2014-02-06 |
CN103328197A (zh) | 2013-09-25 |
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