EP1112144B1 - Affutage des garnitures - Google Patents

Affutage des garnitures Download PDF

Info

Publication number
EP1112144B1
EP1112144B1 EP99939896A EP99939896A EP1112144B1 EP 1112144 B1 EP1112144 B1 EP 1112144B1 EP 99939896 A EP99939896 A EP 99939896A EP 99939896 A EP99939896 A EP 99939896A EP 1112144 B1 EP1112144 B1 EP 1112144B1
Authority
EP
European Patent Office
Prior art keywords
grinding
elements
clothing
sharpening
grinding device
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.)
Expired - Lifetime
Application number
EP99939896A
Other languages
German (de)
English (en)
Other versions
EP1112144A1 (fr
Inventor
Jürg Faas
Beat Näf
Christian Sauter
Yücel YILDIRIM
Roland Styner
Roland Bischof
Christian Müller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maschinenfabrik Rieter AG
Original Assignee
Maschinenfabrik Rieter AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19908708A external-priority patent/DE19908708A1/de
Application filed by Maschinenfabrik Rieter AG filed Critical Maschinenfabrik Rieter AG
Priority to EP03004417A priority Critical patent/EP1329286B1/fr
Priority to EP03004418A priority patent/EP1329287B1/fr
Publication of EP1112144A1 publication Critical patent/EP1112144A1/fr
Application granted granted Critical
Publication of EP1112144B1 publication Critical patent/EP1112144B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
    • B24B29/005—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents using brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/16—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding sharp-pointed workpieces, e.g. needles, pens, fish hooks, tweezers or record player styli
    • B24B19/18—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding sharp-pointed workpieces, e.g. needles, pens, fish hooks, tweezers or record player styli for grinding carding equipment, e.g. card-clothings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/60—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of tools not covered by the preceding subgroups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06—Dust extraction equipment on grinding or polishing machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/02—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery
    • B24D13/10—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery comprising assemblies of brushes
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
    • D01G15/02—Carding machines
    • D01G15/12—Details
    • D01G15/36—Driving or speed control arrangements
    • D01G15/38—Driving or speed control arrangements for use during the grinding of card clothing

Definitions

  • the invention relates to grinding (or “sharpening") sets, in particular, but not exclusively, of trimmings of lids one Revolving.
  • the invention is suitable for the installation of a grinding device (Sharpening device) in the card, but is not limited to it, could therefore be in a device that is attached to a card if necessary and by Card to card to be worn.
  • the invention is designed such that Device can be used while the card is running. But this also does not constitute Limitation, the invention could be applied in a device that only works when the card is stopped (not producing).
  • the invention relates in particular to a sharpening or grinding device for one consisting of clothing elements, in particular clothing teeth or wires Set with a large number of individual flank grinding elements, between which the clothing elements to be ground for grinding the side surfaces of the Penetrate clothing elements.
  • the invention also relates to a sharpening or Grinding device for a made of clothing elements, in particular clothing teeth or wire existing set with a variety of individual bristle-like Abrasive elements.
  • the invention relates to a device for Delivery of a set with set elements arranged on a set carrier to a sharpening or grinding device with a large number of individual Abrasive elements.
  • the sets are, in particular, but not exclusively, on lids one Card with revolving flats arranged.
  • EP-A-800 895 describes a sharpening or grinding device according to the preamble of claim 1 and a revolving flat edge according to the preamble of claim 32.
  • Another earlier Application WO99 / 16579 (EP-A-1 019 218, prior art according to Art. 54 (3) EPC) develops the concepts according to EP-A-800 895 further.
  • a grinding device comprises a large number of individual ones Grinding elements that penetrate between the tips of the clothing to be ground, paint over the head areas of the tips and grind them.
  • the Abrasive elements are preferably elastically bendable.
  • the grinding elements can be arranged so that they operate over the Working width of the card can be distributed.
  • they can be used by one elongated straps are worn, e.g. so that each grinding element at one end is attached to the carrier and from its attachment point across the carrier protrudes.
  • the carrier can be operated on the card frame by means of a holder mounted in an approximately predetermined relationship to the revolving cover assembly e.g. such that the lids are ground during the "rewind".
  • the grinding elements, the carrier and the holder can together be a device form, which is built into the card, e.g. such that the device with the card is put into operation itself.
  • the card can be a drive or a Control for the grinder include.
  • the device can be designed so that it can be attached to the card, e.g. one own drive or control.
  • a grinding device for Card cover further characterized in that it has a means of removal of released grinding particles (preferably with a suction device).
  • a grinding device according to EP-A-800 895 is further characterized in that it is arranged opposite a clothing carrier (for example a revolving cover assembly) in such a way that the grinding elements have a substantially predetermined immersion depth in the clothing results.
  • a grinding device for a clothing which comprises elastically bendable elements, which elements paint over the end faces of clothing elements and can thereby grind or sharpen them. This aspect was specially designed in WO99 / 16579 for sharpening saw tooth sets.
  • a disadvantage of the prior art is that the way of delivery of the Grinder to the sets must be determined. If the The delivery path is closed with every new grinding process check and adjust if necessary. This is a complex process which can also be faulty.
  • the present invention is a first invention.
  • grinder and sharpening device are in the description below equivalent.
  • the present invention is for grinding or sharpening clothing elements designed in the form of ticks, as usually found in the set of Revolving lids of a revolving flat card are to be found.
  • a generic sharpening or grinding device face grinding elements are provided in addition to the side grinding elements. This are designed for machining the end faces of the clothing elements.
  • face grinding elements are provided in addition to the side grinding elements. This are designed for machining the end faces of the clothing elements.
  • the side grinding elements and the face grinding elements are on arranged a carrier. This makes a particularly simple construction Embodiment of the present invention created.
  • a second aspect of the invention is a revolving card with a sharpening and grinding device with the characteristics of Claim 32 provided.
  • This solution includes in combination with a sharpening device in addition to the preferred one Solution with a carrier also the possibility of the flank and Form face grinding elements as two different brushes.
  • the flank and the Face grinding elements can extend over the length of the set, for example is arranged on a flat bar, be evenly distributed. Zones with Flank grinding elements and other zones can be occupied with face grinding elements. The Flank and face grinding elements can also be in substantially at the same time the same zones. The best arrangement results from the Shape of the clothing elements and the shape of the carrier, as well as the simplest Possibility of equipping the carrier with the appropriate grinding elements.
  • a particularly advantageous embodiment of the invention is that the carrier is a rotatable roller. This ensures a high cutting speed Grinding the clothing elements at a corresponding speed of the roller allows.
  • the constructive and structural design of such a sharpening or Grinding device is relatively simple and economical.
  • the face grinding elements have a lower height, starting from the carrier, than the flank grinding elements, the side as well as in one operation to sharpen or grind the forehead of the clothing elements.
  • the carrier only has to have a defined distance from the set to both the sides and the To be able to grind the forehead to the desired size.
  • the present invention is most frequently used for a clothing in one Revolving flats of a card are used.
  • the revolving cover will be guided past the stationary grinding device, whereby the Set elements are ground.
  • each flat bar is only once per grinding cycle sharpened.
  • the invention is of course also for sharpening or grinding stationary lids or can be used with other sets.
  • Bristles have proven to be particularly advantageous for use as flanks and / or as Face grinding elements proven.
  • the bristles are flexible and adapt to each Optimal shape of the clothing elements.
  • a corresponding surface of the Bristles are used to grind the clothing elements.
  • the flank or the forehead of the clothing elements is the length of the bristles ground.
  • the surface mentioned can be characterized by a composition Plastic and abrasives are formed.
  • flank and / or the face grinding elements form a brush on the set lies without the abrasive elements mentioned substantially between the clothing tips penetrate, it is possible to grind only the clothing tips accordingly and the Do not weaken the base of the clothing elements.
  • the face grinding elements are in particular Grindstones. This results in a very precise grinding of the clothing elements allows for their height. Likewise, very precise designs of the To achieve clothing tips by grinding stones. Depending on the application, these can have special advantages when processing fibers.
  • the face grinding elements can have a coarser grain than that Flank grinding elements. This creates a different grinding effect on the Set elements as well as a different service life of the elements guaranteed.
  • Their grain size is to cause the service life of both types of grinding element despite different load is approximately the same, so that the delivery of the set for the grinding device, the flank grinding elements and the Forehead grinding elements.
  • the device further includes a means for removing by grinding released abrasion, so contamination of the device is reliable too avoid. Removing the abrasion also ensures trouble-free operation guaranteed and also the contamination of the fiber material reliably prevented.
  • the means for removing the abrasion is advantageously one pneumatic suction, which extends over the working width of the set and is arranged opposite a grinding point in such a way that it flows through an air can create the grinding point or past the grinding point. It becomes one complete suction of the grinding point and the clothing or the clothing carrier causes so that even if the clothing intervenes in the fiber material in no longer grinds and adheres to contaminants or Flaws in the fiber material can result.
  • the device according to the invention is advantageously arranged on means to the Attach the device to the card frame and there the corresponding To grind or sharpen the cover sets. This ensures that Device has a predetermined distance from the lid set, so that a precise grinding is made possible.
  • the device according to the invention has a controller which controls the device intermittently, the grinding process is at predetermined times use.
  • the Set elements a more or less frequent grinding of the set elements occur.
  • the device according to the invention can be used stationary on the machine as well as a portable maintenance device for sets of various Machines are used.
  • the maintenance device is in transient operation only arranged for grinding on a machine and after the grinding process removed again. It is thereby at the times when on a single machine not ground, can be used on other machines.
  • a sharpening or grinding device of the type described above Device for delivering one arranged on a clothing carrier Set with set elements provided for the sharpening or grinding device. It is designed such that a means is provided which brings a force between the clothing and grinding device so that the clothing and the grinding device are pressed together and one predetermined immersion depth of the clothing elements in the grinding device. It can thereby evenly press the clothing onto the grinding device be guaranteed. This creates a state of equilibrium between the Set and the grinding device, which depending on the selected force predetermined immersion depth of the clothing elements causes. So there is a Press the clothing onto the grinding elements, which enables the grinding to be carried out in a targeted manner Clothing elements is made possible. With the present facility becomes a particularly precise and dimensionally accurate grinding of the clothing elements allows.
  • the sharpening described above or grinding device is both with and without Delivery device can be used. By combining the two facilities however achieved a particularly advantageous embodiment of the invention.
  • the force to be applied to the clothing depends on the Resistance of the grinding elements of the grinding device depends.
  • the force with which the set is pressed in the direction of the grinding device is adjustable. As a result, the depth of penetration of the clothing into the grinding elements can be changed and the Removal during grinding adjustable.
  • the force is advantageously such in the case of different grinding elements set that the clothing elements with the shorter grinding elements just barely to contact. This ensures that essentially all grinding elements in the Intervention with the clothing elements are and therefore an optimal success when grinding can be achieved.
  • the force on support surfaces for the clothing carrier which is arranged on the support surfaces during the grinding process is acting on the clothing carrier and the clothing device. This will make surfaces created, which interact with counter surfaces on the clothing carrier and thus an exact positioning of the clothing carrier or clothing elements to the Ensure grinding device.
  • the force can be defined on the clothing carrier recoverable.
  • the force can be applied to the set via springs or fluid cylinders. It can be coil springs, leaf springs or rubber springs. As Fluid cylinders can be used in particular pneumatic or hydraulic cylinders.
  • the power can be generated by the weight of the device, if necessary in combination with a counterweight.
  • the support surfaces are advantageously in the direction of the grinding device moveable. As a result, the support surfaces together with the set brought into contact with the grinding device if necessary.
  • By moving Training is a dodging of the set in relation to the grinding device at too great force possible, so that the clothing and the grinding device always in Are balance of forces.
  • In contrast to the prior art, in which only a path delivery takes place here is a leveling and even action of the Grinding device on the clothing elements of the case.
  • the Support surfaces can be brought out of engagement with the clothing carrier. So that will especially with a revolving cover assembly, the revolving cover on the Grinding device passed without it from the support surfaces in the direction of the Grinding device is pressed. By bringing it out and engaging it Support surfaces with the clothing carrier is therefore also the intermittent delivery of the Fitting for the grinding device can be implemented particularly advantageously.
  • the grinding or sharpening device can be transported as a maintenance device can be used for sets of different machines. In particular through the relatively short-term use of the device, it is economically one To provide device for several machines.
  • the present invention can be applied to the first to third aspects of the invention WO99 / 16579 can be combined individually or collectively, the problem of Delivery of a set to the grinder actually by the present invention insofar as the delivery is preferably carried out with a predetermined contact pressure takes place or by delivering the device to the Set is replaced.
  • FIG. 1 shows a revolving flat card 1 known per se, for example card C50 the applicant, shown schematically.
  • the fiber material is in the form of dissolved and cleaned flakes fed into the chute 2, from one Briseur or Vorreisseer 3 adopted as a wadding, a drum or Pass drum 4 and disassembled from a traveling cover set and cleaned. Fibers from the nonwoven fabric on the drum 4 are then separated from one Customer 7 removed and in an existing of different rollers Outfeed section 8 formed into a card sliver 9.
  • This card sliver 9 is then from a tape storage 10 placed in a transport can 11.
  • the card is with one Provide "main exhaust", with which waste can be removed.
  • Such Suction is not specifically shown in Fig. 1, but is well known to those skilled in the art.
  • the Traveling cover set includes traveling cover rods, which are not shown individually in Fig. 1, however are indicated in Fig. 2 with the reference numeral 13. Each rod 13 is with one Garnish 14 provided.
  • the covers 13 are attached to a chain or a belt 5 (e.g. according to EP-A-753 610) and they are thereby a closed “lid path" (via Deflection rollers 6) in the opposite direction or in the same direction as the direction of rotation of the drum 4 moved, on a "lead” (from an entry point E to an exit point A) the carding work and on the "return” the lid on one Cleaning point 60 can be cleaned.
  • the cleaning device is in EP-A-800 894 have been explained in more detail. Then e.g. the cover 13 at position 62 be ground according to EP-A-800 895.
  • Fig. 2 shows an embodiment according to EP-A-800 895, in which embodiment the Grinding point "coincides” with the cleaning point.
  • This version includes one "Brush” with a sleeve 59 (Fig. 2), grinding elements 42 and cleaning bristles 50, the are carried by the sleeve and away from the sleeve 59 in the radial direction extend.
  • the sleeve 59 is preferably formed from two "half-shells" which in the installed state sat on a drive shaft 57.
  • the brush is part of the Cover cleaning device 60 is provided. 2 also shows a flat bar 13 (including set 14). The direction of movement of the flat bar 13 and the Direction of rotation of the sleeve 59 are indicated by arrows.
  • the clothing 14 is as flexible or as semi-rigid set executed, the individual set elements 40 made of wire (Flat wire or round wire), each formed with a so-called knee 41.
  • the Bristles 50 penetrate to the bottom of the clothing 14, i.e. down to the surface of the rod 13, from which the wires 40 protrude in order to close the set thoroughly clean.
  • bristles 50 only half of the circumference of the sleeve 59 is covered with bristles 50, the other half carries the abovementioned grinding elements 42.
  • the grinding elements 42 are similar to the bristles 50, at least in that that they are formed as elongated, elastically bendable elements that are approximately radial protrude from the outer surface of the sleeve 59.
  • the grinding elements 42 are also more flexible than the wires 40, so that in the event of contact with such an element a piece of wire with a relative movement of the element and the wire that Grinding element 42 must give way.
  • the elements 42 are, however, significantly shorter than that Bristles 50, so that they only the "head parts" of the clothing wires 40 (above the reach the respective knee 41).
  • the speed of the free end range each Element 42 is still greater than the speed of the clothing wires 40 in the Direction of movement 15.
  • each wire element is provided with a side grinding, i.e. the Side surfaces 43 (FIGS. 3 and 4) converge outward in the radial direction to form an end edge 44.
  • a side grinding i.e. the Side surfaces 43 (FIGS. 3 and 4) converge outward in the radial direction to form an end edge 44.
  • the Aggressiveness of the polishing or grinding effect depends on the design of the Grinding elements and the speed of the relative movement. The optimal one Effect for a given wire type can be determined empirically.
  • the variant according to FIG. 5 comprises a helical arrangement of grinding elements 42 along a cylindrical support.
  • Each element is a bristle 45 (see especially the detail - Fig. 5A) formed.
  • the bristles 45 are shorter than the bristles 50 of the embodiment according to FIG. 2 and at least the free end region of each bristle 45 provided with an abrasive to form an abrasive area.
  • the entire bristle can e.g. be interspersed with abrasive.
  • the abrasive is there e.g. of hard particles 46 (abrasive grains, diamond grains or the like), which by Adhesive or a binder attached to the bristle 45 or in a matrix are embedded.
  • the helical row of elements 42 extends across the entire length of the beam and therefore over the entire working width.
  • 5 Invisible side of the sleeve 59 can be a second row of grinding elements to be arranged in mirror image to the first row.
  • the invention according to EP-A-800 895 is not based on this limited.
  • the card could e.g. only have attachment points where one Bracket of the grinding device can be attached.
  • the device itself could then be carried from card to card and only if necessary on a specific card Card installed and put into operation.
  • Such a device could have their own drive to rotate the carrier, which is the grinding elements carries, or could just have a coupling to a temporary To enable connection with the drive of the machine.
  • the preferred solution according to EP-A-800 895 comprised a grinding device with its own “infrastructure” (carrier, drive, etc.) and with grinding elements according to FIG. 5, the carrier 59 preferably being "fully equipped” (instead of merely with individual helical rows of Grinding elements) was, that is, should be occupied with grinding elements practically over the entire circumference. For certain applications, it has proven to be undesirable to implement the brush as a "fully equipped” carrier. Commercially available grinding elements are available that appear too aggressive in a fully equipped version. An alternative arrangement is therefore shown in FIG. 6 and consists of a zigzag-shaped row of bristle groups along each half-shell. The individual bristles are shown in Fig.
  • the number of "bristle lines" L results in the number of clothing tips that are ground simultaneously. This can be selected depending on the output power of the drive.
  • the lifting device 26 comprises two lifting elements 28, which are each arranged in the vicinity of a card side plate (not shown). These elements can be moved vertically up and down between a lower standby or rest position and a working position by means of a pneumatic cylinder 29 and lever 30. Each lever element 28 is provided with a ramp 31 and a horizontal support surface 32.
  • the card itself comprises a compressed air supply 27 for the lifting device 26 and a controller (not shown) for the brush drive 22.
  • the grinder is not, i.e. neither the brush nor the lifting device are of the Card supplied with energy. Accordingly, the covers 13 migrate to their "normal" Path "along, without being in contact with the lifting elements 28 of the lifting device 26 occur because these elements are currently in their lower (standby) positions.
  • the position of the housing 20 is chosen in relation to the normal cover path, that there is no contact between the grinding bristles 42 and the clothing tips takes place.
  • a flap (not shown), the air suction channel 23 is closed off from the Main suction 25 of the card is separated so that no air flow in the Suction channel 23 is generated by the housing 20.
  • the support surface 32 defines a "grinding point", in which the wire tips of the Set 14 lie within the cylindrical outer surface of the grinding bristles 42.
  • the Stroke of the lifting movement is selected such that the grinding bristles 42 (during a Cover 13 of the brush is delivered by the lifting device 26) to one predetermined “immersion depth” ET (Fig. 8) penetrates into the set and the Clothing tips (according to the previous invention) grinds.
  • immersion depth ET Fig. 8
  • the lifting device 26 remains in this working state until each cover 13 "x times" has been ground, "x” being any rational number, preferably in the range 1 to 5.
  • the lifting elements 28 are then lowered again.
  • a suitable one Control is explained in more detail below.
  • the grinding of all lids will be 13 "x times" hereinafter referred to as "grinding cycle”.
  • the lifting elements 28 can the cover 13 against one at each end of the cover 13 Press stop surface 70 of a stop element 71.
  • the stop surface 70 is in a predetermined distance from the grinding elements 42
  • the depth of penetration of the grinding elements 42 into the clothing 14 becomes the abutment surface established.
  • an optimal grinding requires a certain depth, it is advisable to use the To make stop surface 70 adjustable in relation to the grinding elements 42. at a set 14, which has been ground several times, is thus the distance from the Stop surface 70 to the grinding elements 42 less than with new sets 14.
  • the lifting elements 28 press the cover 13 only so firmly against the stop surface 70 that there is a clamping effect that is so small that further movement of the Cover 13 can take place over the lifting elements 28.
  • the grinder works on cleaned lids 13, i.e. the The grinder is installed after the lid cleaning. But it also turned out to be proven advantageous, the particles released by the grinding from the Remove the lid area, otherwise they will stick to the running surfaces of the lid 13 (the "sliding arch" of the card, not shown).
  • the removal of the Waste material is brought about by an air flow L which is caused by a Vacuum is generated in the air suction duct 23 and preferably from one side to the flows through the other of the lid grinding point.
  • the housing 20 with a suitable air supply opening 33. Extends from the air suction duct 23 a screen wall 34 practically to the lid grinding point or as close as possible without touching the brush bristles with the free-standing brush To risk edge 35 of screen wall 34.
  • the device becomes again turned off that the energy supply to the lifting device 26 and the brush drive 22nd prevented and the suction channel 23 through the flap (not shown) from the main suction 25 is separated again. Accordingly, the covers 13 only move along the normal lid path and they no longer become the grinding brush delivered. After an operating interval without grinding the cover, this can Grinder can be put back into operation to ensure the quality of the carding work in the Main carding zone to be kept at a desired level.
  • the grinding bristles 42 may be shortened from their original lengths due to wear. Although the Bristles 42 themselves are still operational, the minimum immersion depth required ET (with unchanged cover infeed) can no longer be reached.
  • This problem could in principle be solved in that the housing 20 compared to the Card frame is adjustable.
  • the delivery movement is changed to to compensate for the shortening of the bristles 42. This can be accomplished that a stop (not shown) is provided to the (raised) To determine the positions of the lifting elements 28 when the cover 13 is being moved, wherein the position of the stop of the brush is changeable.
  • the pneumatic Lifting device 26 must be designed such that it the lifting elements 28 to can have to a predetermined "limit position" of the stop. If those Position is reached, the shortening of the grinding bristles 42 has progressed to such an extent that that they should be replaced rather than reused.
  • the previous description of the present invention again assumes that the device is installed in the card, but this is not essential to the invention.
  • the grinder could be designed as a maintenance device, which during the Grinding attached to a particular card but then to another card is carried on.
  • Such a device should also be equipped with an extraction system are, however, not necessarily coupled to the main suction of the card can be because card types are very different and the device as possible should be “universal”.
  • a "portable” device could have its own Vacuum source are connected, whereby the grinding dust is removed.
  • a portable device could include a lid delivery device. However, this is not absolutely necessary for such a device. First, it is the common one Card manufacturers' practice of providing and even removing lids built in to grind the lid using a conventional sanding roller enable and secondly it is more possible when attaching a portable device determine the immersion depth by adjusting the device holder, i.e. without to have to put the lids on the brush at all. It will also be clear that a portable device is more suitable for manual operation, although time controls or lid counter can be used to control a grinding cycle could.
  • a portable device could be designed for use with the card still running will, but will normally be used with non-producing card. In the latter case, it is not absolutely necessary to grind the grinder in a particular one Relationship to cover cleaning because the cover is open during a "service" be cleaned regardless of the card cleaning device.
  • the maximum immersion depth ET of approx. 2 mm can e.g. be reduced to approx. 1 mm, before the infeed movement is changed, preferably an immersion depth of Is not less than 1.5 mm.
  • the change in the delivery movement i.e. in given example, the change in position of the adjustable stop
  • the change in the delivery movement preferably also controlled, in principle it can be carried out manually.
  • the grinding or sharpening process can be carried out without coolant (dry sharpening) be carried out for flexible, semi-rigid and all-steel cover fittings.
  • the sharpening bristle catches can be 15 to 20 mm when used for the first time.
  • the Grain size of the bristle can be between about 300 and 600, e.g. approx. 500.
  • the flap (not shown), which separates the air suction duct 27 from the main suction are actuated by the cover feed actuator (the lifting device 26).
  • the aggressiveness of the grinding elements or the grinding device must at most Machining of an all-steel set can be increased, which is the "fully equipped” carrier brings it back to the foreground. Since the "side grinding" for the all-steel set without Meaning is, the items can be changed so that they are mostly based on the (radially outward) end faces of the clothing teeth act. To the elasticity or the design (e.g. the width) of the grinding elements be changed so that they have less of a tendency between the Penetrating elements, but more the ability to get into the Bend the direction of movement of the clothing elements. Instead of grinding bristles, you could e.g. Select slats that "support" the front of the clothing teeth.
  • a grinder can be provided are, which is provided with elastically bendable grinding elements, these Elements paint over the end faces of clothing elements and thereby them can grind or sharpen.
  • FIGS. 10A and 10B are new and each have a free end section 70 on.
  • Each has two side surfaces 72 made by side grinding, which together form a straight edge 73, which "sharp" results in "front” 74.
  • FIGS. 11a and 11B The ticks of Figures 10C and 10D are worn and worn by a device EP-A-800 895 has been ground. They have end portions 75 that differ from the Clearly differentiate end sections 70.
  • the grinder has new side surfaces 76 created that give an end edge 77. When viewed from the side (FIG. 10C), this edge is 77 not straight, but curved and viewed from the front (Fig. 10D), it is slim, however rounded rather than pointed. A tip 74 is definitely missing (FIG. 10A). It applies to arrive at the shape of the end portions according to FIGS. 11a and 11B as far as possible.
  • a solution is shown schematically in FIG. 11.
  • a rotatable carrier 80 is included Abrasive bristles 82, the one at the free ends of the hooks 84 Strip flat bar 86.
  • the direction of rotation of the carrier 80 and the direction of movement of the rod 86 are indicated by arrows.
  • the grinding bristles 82 are therefore preferably different from those 2 in that they are shorter, stiffer and thicker, for example are or more densely populated, which means more bristles in contact with the Are set. For these or other reasons, they face the elements 42 a lower elasticity.
  • the carrier 80 is preferably so tight with Bristles 82 occupies that the resulting "brush" has some resistance against the penetration of the individual bristles into the set, which is why the End faces can be edited as the side faces of the tick.
  • a practical solution could therefore include two different grinding brushes, of which one (according to EP-A-800 849) the side grinding and the other (according to the present Invention) created a sharp tip.
  • the preferred solution comprises only one only "brush” that is equipped with two different bristle types.
  • a first embodiment can therefore be derived directly from the variant according to FIG. 2 by using two different half-shells, each with its own bristle type, be used. Such an embodiment is shown in FIG. 12. Because the sanding brush does not have to perform a cleaning function, the bristles 50 (FIG. 2) which are on the Enter the bottom of the flat bar set. One half shell has grinding bristles 42 on the (as in the variant according to Fig. 2) the side surfaces of the tick end portions to edit. The other half-shell has additional grinding bristles 82 which (as in FIG of the variant according to FIG. 11) machine the end faces of the end section. In Fig.
  • each half-shell with grinding elements for Ensure the side grinding as well as elements for editing the End faces of the check mark includes:
  • FIG. 14 shows rows of relatively long side grinding elements 42 and rows of relative short elements 82 for processing the end faces.
  • the elements 42 and 82 are alternately used in each (not shown) half-shell.
  • the carrier roller is 204 indicated.
  • each row of bristles is both with long side grinding elements 42 as well equipped with short face machining elements 82.
  • On the carrier roller (not shown) several of these rows of bristles can be arranged. For better Assembly they are arranged on half-shells 205 and 206, which in regular Distances are screwed onto the drum or roller, not shown.
  • Figures 16 and 17 each show one way of generating the required Contact pressure when sharpening the clothing.
  • 16 is a Flat rod 90 is fed to the grinding brush by means of a feed plate 92.
  • the brush is only schematically indicated here by the bristles 82, 42, the direction of rotation with is indicated by an arrow.
  • the plate 92 is by means of a spring 96 in the direction of Axis of rotation (not shown) of the brush pushed, the feed movement by the Touching the tick end parts with the relatively stiff bristles 82 is limited. If the difference in length between the shorter and longer bristles is approx. 1 is up to 4 mm (preferably 1.5 to 2.5 mm), the longer bristles 42 accordingly in the set 14 and ensure the side grinding.
  • the stiffer bristles 82 can be dressed by means of a dressing device prior to installation in the The card is sanded so that the brush is in the working position across the Machine runs parallel to the flat rod geometry.
  • the flat bar 98 with its clothing 14 is positioned “firmly”, ie it is not pushed against the sharpening brush 100 indicated schematically. Instead, the sharpening brush 100 is pressed against the flat bar 98, for example by being rotatably mounted on a lever 102, the lever 102 being pivotably mounted on an axis 101.
  • the contact pressure exerted by the brush 100 on the rod 98 is adjustable because a counterweight 104 which can be adjusted in the longitudinal direction of the lever 102 is provided.
  • the counterweight 104 is used to set the force with which the brush 100 and the clothing are pressed together.
  • FIG. 18 shows the engagement of the side grinding elements 201 and the face grinding elements 202 with respect to the trim elements 210.
  • the Face grinding elements 202 are shorter than the side grinding elements 201. hereby is caused that the longer flank grinding elements 201 essentially only the Contact the side surfaces of the trim elements 210 and grind them.
  • the shorter ones Face grinding elements 202 only extend to the tip or forehead of the clothing elements 210. As a result, they only graze along the end face of the clothing elements 210, see above that only the end face can be machined by the face grinding elements 202.
  • FIG. 19 shows an example of an arrangement of grinding elements 201 and 202 shown on a half-shell 205 '.
  • the half shell 205 ' is in individual segments divided.
  • Flank grinding elements 201 and face grinding elements 202 are arranged. This will with one rotation of each clothing element 210 both of flank grinding elements 201 as well as face grinding elements 202.
  • the Flank grinding elements 201 are arranged in opposite directions. Do this by lifting the axial forces caused by the oblique arrangement of the Flank grinding elements 201 can occur again.
  • the flank grinding elements 201 are on the Half shell 205 'arranged as the face grinding elements 202. This also a relatively strong resistance through the face grinding elements 202 den Set elements 210 opposite, so that the immersion depth essentially is determined by the height of the face grinding elements 202.
  • the segments which include face grinding elements 202, can mutually be in the Overlap the circumferential direction of the brush. This prevents "alleys" remain open between these segments, which leaves unpolished clothing (in the Alleys) would result.
  • Each group of flank grinding elements 201 can consist of two parallel rows such elements exist.
  • the "front" row (viewed in the direction of rotation) each Group is worn out first, with the bristles of this front row going through the Back row bristles are supported. If the bristles of the front row the bristles in the back row come to a shortening due to wear Commitment.
  • FIG. 1 The arrangement of the sharpening and grinding device according to the invention is shown in FIG shown on a card 1 with a revolving flat aggregate.
  • the exemplary embodiment is the roller 204 in the running direction of the flat bars 13 in the connection arranged on the lid cleaning device 60.
  • the arrangement corresponds essentially the arrangement of Figure 1, which the grinding point 62 also following the Denoted cleaning point 60.
  • the direction of rotation of the roller 204 (or Grinding brush) is opposite to the direction of rotation of the drum 4.
  • FIG 21 shows a schematic diagram of a delivery device.
  • the flat bars 13 each with a set 14 shown, which does not connecting elements shown, for example chains or straps together are connected.
  • a lid 13 is fed to a delivery device 220.
  • the In this case, cover 13 is moved onto a sliding block 224 which supports the Flat bar 13 moves in the direction of a roller 204.
  • Roller 204 rotates in Arrow direction with a peripheral speed, which is a sufficient Cutting speed for grinding the clothing 14 allowed.
  • the flat bar 13 will thereby by means of spring force, which results from the springs 223, against grinding elements, which are arranged on the roller 204.
  • the grinding elements are in the 21 only by means of the respective "lateral surfaces" 202A (for the shorter, stiffer ones Elements for grinding the front edges) and 201A (for the longer, more flexible Elements for creating the side grinding).
  • the grinding elements 201 and 202 apply a corresponding force to the flat bar 13, so that a Equilibrium state between the roller 204 and the flat bar 13 sets. Due to this state of equilibrium, a predetermined depth of penetration of the clothing is 14 to effect in the grinding elements 201.
  • the Infeed device 220 is moved away from roller 204 in the double arrow direction. hereby the flat bars 13 slide past the sliding block 224 and do not move in the direction raised on roller 204. It is, so to speak, an on / off device for the grinding device.
  • Figure 22 shows in the sketches a) to e) different situations in the area of Sanding roller 204.
  • a clothing carrier 213 with a clothing 200 is outlined.
  • the clothing rack 213 in this case is a flat rod.
  • the set 200 consists of a variety of Set elements 210. These can be ticks or in other exemplary embodiments be teeth too.
  • the clothing carrier 213 slides on a guide 215.
  • the delivery device 220 is shown when it is in the standstill position, and the Roller 204 with the outer surfaces 201, 202 (similar to FIG. 21).
  • the delivery device 220 consists in this Outlined version of a sliding element 222, which in guides 227 in Direction on the roller 204 can be moved.
  • Springs 223 arranged.
  • a sliding block 224 is attached to the springs 223. In the shown position of the delivery device, the springs 223 are biased Position. Characterized in that the sliding element 222 is in the lowest position the sliding block 224 makes no contact with the clothing carrier 213 moved over it.
  • illustration c) it is shown how the clothing carrier 213 is on a support surface 226 of the sliding block 224.
  • the clothing carrier 213 is previously over ramps 225 has been moved onto the support surface 226.
  • the position c) shows the compression of the Springs 223 due to the load with the clothing carrier 213. It is here on the Counterforce, which is applied by the roller 204 in use For reasons of illustration have been dispensed with.
  • the sliding element 222 is in the position c) in the extended position. This means that the guides 227 are at maximum here Delivery position.
  • the actual state is at position d) Position of the clothing carrier 213 shown with roller 204 arranged. It's out of here It can be seen that the grinding elements 201 and 202 against the clothing 200 and the Press clothing elements 210. The spring force of the springs 223 thus becomes a force brought from the outside by the grinding elements 201 and 202. The Delivery device is thus in equilibrium, so that on the one hand Force of the springs 223 against the force corresponding to the contact pressure Abrasive elements 201 and 202, in particular counteracts the grinding elements 202. in the shorter and stiffer face grinding elements 202 bring the essential Resistance to the spring force.
  • the system has the main advantage that the spring force and Resistance of the grinding elements 201 and 202 a self-adjustment of the device he follows. While the sliding element 222 only from a stop position in the other stop position must be transported, is always by the spring force constant pressing of the clothing elements 210 against the grinding elements 201 and 202 guaranteed. By different preloading of the springs 223 Different forces can also be set here, which means the immersion depth of the clothing elements 210 in the grinding elements 201 and 202 are predetermined can.
  • the ground clothing carrier 213 is the after Grinding device again outside the engagement of the roller 204 and outside the Engagement of the delivery device 220 arranged on the guide 215.
  • the carrier part 230 has a respective receiving bore 231 for each spring 223, a guide member 232 connected to the sliding block 224 also in the latter Hole 231 is added. If a cover sliding element (partially with 233 indicated) rests on the sliding block 224, the guide members 232 in their respective holes 231 pressed against the spring force.
  • the distance x "between the slide block 224 and the support member 230 may be adjustable to the spring force to be able to choose.
  • the sliding block 224 In its standby position, the sliding block 224 is in the vicinity of a guide element 234 which is fixedly mounted in the frame (not shown) of the grinding device and is received in a blind hole 235 in the carrier part 230, this element 234 on the sides? of the hole 235 slides when the support part 230 is moved upward.
  • the carrier part 230 is pivotally mounted on a stub shaft 236 of an eccentric shaft (not shown). When the eccentric shaft is rotated, this axis 236 can be rotated vertically in the indicated arrow directions, the element 234 thereby prevents the part 230 from rotating.
  • the carrier part 230 can thereby be brought into contact with a stop 237.
  • Such carrier parts must of course be provided on both sides of the drum 4 (Fig. 20).
  • Each actuator eccentric shaft and support member 230 in this example
  • the present invention is not limited to that shown Embodiments limited. So of course another kind of Delivery device possible. Instead of longitudinal guides, as shown in Figure 22 eccentric guides are also possible. Besides, that is Infeed, the roller 204 against stationary support of the clothing carrier 213 possible, in which the roller 204 is elastically supported in a similar manner as in Embodiment of Figure 22, the delivery device. That would be kind Combination of the embodiment according to FIG. 22 with the embodiment according to FIG. 17.
  • the trim In addition to the grinding elements 201 and 202, the grinding device can also Cleaning brushes, as shown in Figure 2, include. It can in this way, in addition to the grinding process, the clothing is also cleaned. Furthermore, all versions shown are with each other and with the previous ones to combine detailed solutions of the prior art.
  • the sleeper device SV comprises a roll 204, one Drive motor 239 and with half-shells (not specifically indicated) that with long ones Bristles 201 and short bristles 202 are provided (see FIGS. 18 to 22).
  • the lid D comprises a flat bar 13 with a set 14.
  • the bar 13 is on a noble connected to a belt 236 by means of an end head 235. Suitable for this Connections are e.g. in GB-B-870 424, DE-Gbm-7345579 and EP-A-627507 shown.
  • the other end of the flat bar 13 is in the same way with connected to a second strap, which is why only one end is shown and described must become.
  • the end head 235 is also provided with a sliding section 237 which normally slides on a so-called return rail 238 while the Lid of the closing device approaches or after the lid of the Has left the sleeping device. After actuating the feed device Fig. 21 the end head 237 of a flat rod is no longer in the grinding point Contact with the return rail assigned to him. Instead, an outer one slides Part 233 (Fig. 24) of the end head associated with this rod end on the sliding block. (or slide plate) 224.
  • the grinder is mounted between two side walls 240, which on Card frames have been firmly attached. There are adjustment means (not shown) provided to ensure that the axis of the roller 204 to the longitudinal axis of the Flat bar 13 is parallel when the flat bar 13 is on the return rails supports. After operating the grinding or delivery device, the Longitudinal axis of the raised flat bar still parallel to the longitudinal axis of the roller 204 stand.
  • the delivery device in FIG. 23 comprises a carrier part 230 (cf. FIG. 24), which has a guide element 234 and a stub shaft 236 (cf. FIG. 24) an eccentric shaft 237.
  • the shaft 237 itself is rotatable in one the wall-mounted bearing 241 mounted.
  • the Card control triggers the actuation of the pneumatic cylinders in order to To operate the delivery device.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Details Of Garments (AREA)
  • Polishing Bodies And Polishing Tools (AREA)

Abstract

L'invention concerne un dispositif d'affûtage destiné au couvercle d'une machine à carder. Le dispositif est constitué d'éléments résilients qui s'introduisent entre les pointes des garnitures et balaient leurs surfaces latérales de façon à les affûter. Des éléments abrasifs supplémentaires permettent de travailler les faces frontales des pointes. Le matériau enlevé est évacué au moyen d'un système d'aspiration.

Claims (38)

  1. Dispositif d'affûtage respectivement d'aiguisage (204) utilisé pour l'aiguisage des surfaces latérales (43) et des côtés frontaux des parties de tête d'éléments de garniture (210), avec une pluralité d'éléments individuels d'aiguisage de flanc (201), entre lesquels pénètrent les éléments de garniture (210) devant être aiguisés, pour l'aiguisage des surfaces latérales des éléments de garniture (210),
    caractérisé par le fait que,
    en plus des éléments d'aiguisage de flanc (201), des éléments d'aiguisage frontal (202) sont prévus pour le traitement des côtés frontaux des éléments de garniture (210), et les éléments d'aiguisage de flanc (201) et les éléments d'aiguisage frontal (202) sont disposés sur un porteur.
  2. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendication 1,
    caractérisé par le fait que
    le porteur est un rouleau rotatif (204).
  3. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    le porteur s'étend sur la largeur de travail de la garniture, et les éléments d'aiguisage sont disposés, répartis sur cette largeur.
  4. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    les éléments d'aiguisage sont disposés en rangées, particulièrement sous forme hélicoïdale, le long du porteur.
  5. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    le porteur est entièrement garni d'éléments d'aiguisage.
  6. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que,
    à partir du porteur, les éléments d'aiguisage frontal (202) présentent une hauteur moindre que celle des éléments d'aiguisage de flanc (201).
  7. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    les éléments d'aiguisage frontal (202) sont des pierres à aiguiser.
  8. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    les éléments d'aiguisage de flanc (201) et/ou les éléments d'aiguisage frontal (202) sont des crins de brosserie.
  9. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendication 8,
    caractérisé par le fait que
    les crins de brosserie sont constitués par de la matière artificielle et un moyen d'aiguisage.
  10. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendication 8 ou 9,
    caractérisé par le fait que
    le moyen d'aiguisage est constitué par des particules dures, de préférence des grains d'aiguisage, des grains de diamant ou de carbure de silicium.
  11. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendications 8 à 10,
    caractérisé par le fait que
    le moyen d'aiguisage charge la matière artificielle, qu'il est encastré particulièrement dans une structure matrice, ou fixé, depuis l'extérieur, sur les éléments d'aiguisage, particulièrement par de la colle ou de la matière agglutinante.
  12. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendication 11,
    caractérisé par le fait que
    les éléments d'aiguisage frontal sont pourvus de moyen d'aiguisage, au moins dans la zone terminale libre.
  13. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    les éléments d'aiguisage frontal (202) possèdent une granulation du moyen d'aiguisage plus grossière que la granulation des éléments d'aiguisage de flanc (201).
  14. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendications 8 à 13,
    caractérisé par le fait que
    les crins de brosserie sont disposés en groupes.
  15. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    les éléments d'aiguisage frontal (202) forment une brosse qui repose sur la garniture (14, 200), sans pénétration essentielle, entre les pointes de garniture, desdits éléments d'aiguisage (201, 202).
  16. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    l'arrangement comprend un moyen (220; 102, 104) pour éloigner les déchets d'aiguisage libérés par l'aiguisage.
  17. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendication 16,
    caractérisé par le fait que
    le moyen (220; 102, 104) comprend une aspiration (60).
  18. Dispositif d'affûtage respectivement d'aiguisage (204) selon revendication 16 ou 17,
    caractérisé par le fait que
    l'aspiration (60) s'étend sur la largeur de travail de la garniture (14, 200) et est disposée vis-à-vis d'un lieu d'aiguisage (62), de telle manière qu'elle peut produire un écoulement d'air (L) qui passe à travers le lieu d'aiguisage (62), respectivement qui passe à côté du lieu d'aiguisage (62).
  19. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    des moyens (220; 102, 104) sont prévus pour fixer l'appareil sur le bâti de la carde, dans le but d'aiguiser ou d'affûter les garnitures de chapeau (14, 200).
  20. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait que
    l'appareil possède une commande qui met l'appareil en marche d'une manière intermittente.
  21. Dispositif d'affûtage respectivement d'aiguisage (204) selon l'une des revendications précédentes,
    caractérisé par le fait qu'il peut être mis en action comme appareil d'entretien transportable pour les garnitures (14, 200) de différentes machines.
  22. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 1 à 21, avec un arrangement pour l'avancement d'une garniture (14, 200), avec des éléments de garniture (210), disposée sur un porteur de garniture (13),
    caractérisé par le fait qu'un moyen (220; 102, 104) est prévu, lequel fait agir une force entre le dispositif d'aiguisage (204) et la garniture (14, 200), de sorte que la garniture (14, 200) et le dispositif d'aiguisage (204) sont pressés l'un contre l'autre, et provoque une profondeur de pénétration prédéterminée des éléments de garniture (210) dans le dispositif d'aiguisage (204).
  23. Dispositif d'affûtage respectivement d'aiguisage selon revendication 22,
    caractérisé par le fait que la force devant être produite, dépend de la force de résistance des éléments d'aiguisage (201, 202) du dispositif d'aiguisage (204).
  24. Dispositif d'affûtage respectivement d'aiguisage selon revendication 22 ou 23,
    caractérisé par le fait que
    la force est réglable.
  25. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 23 à 24,
    caractérisé par le fait que,
    pour des éléments d'aiguisage (201, 202) ayant des longueurs différentes, la force est réglée de telle manière que les éléments de garniture (210) sont mis en contact avec les éléments d'aiguisage plus courts (202).
  26. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 22 à 25,
    caractérisé par le fait que
    la force est réglée de telle manière que, dans la profondeur de pénétration prédéterminée, il se produit un état d'équilibre entre les éléments de garniture (210) et les éléments d'aiguisage.
  27. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 22 à 26,
    caractérisé par le fait que
    la force agit sur le porteur de garniture (213) et sur la garniture (14, 200), via des surfaces d'appui (226) pour le porteur de garniture (213) qui, pendant le processus d'aiguisage, est disposé sur ces surfaces d'appui (226).
  28. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 22 à 27,
    caractérisé par le fait que
    la force est appliquée sur la garniture (14, 200) à l'aide de ressorts (223) ou de cylindres fluidiques.
  29. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 22 à 28,
    caractérisé par le fait que
    les surfaces d'appui (226) sont formées mobiles, dans la direction allant vers le dispositif d'aiguisage (204).
  30. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 22 à 29,
    caractérisé par le fait que
    les surfaces d'appui (226) peuvent être mises hors d'attaque avec le porteur de garniture (213).
  31. Dispositif d'affûtage respectivement d'aiguisage selon l'une des revendications 22 à 30,
    caractérisé par le fait que
    les surfaces d'appui (226) possèdent des rampes (225).
  32. Carde à chapeaux baladeurs avec un dispositif d'affûtage respectivement d'aiguisage (204) pour l'aiguisage des surfaces latérales (43) et des côtés frontaux des parties de tête des éléments de garniture (210), avec une pluralité d'éléments individuels d'aiguisage de flanc (201), entre lesquels pénètrent les éléments de garniture (210) devant être aiguisés, pour l'aiguisage des surfaces latérales des éléments de garniture (210),
    caractérisée par le fait que,
    en plus des éléments d'aiguisage de flanc (201), des éléments d'aiguisage frontal (202) sont prévus pour le traitement des côtés frontaux des éléments de garniture (210).
  33. Carde selon revendication 32,
    caractérisée par le fait que
    les éléments d'aiguisage de flanc (201) et les éléments d'aiguisage frontal (202) sont formés comme deux brosses différentes.
  34. Carde avec un ensemble de chapeaux baladeurs,
    caractérisée par le fait que celle-ci comprend un appareil d'aiguisage selon revendications 1 à 21 ou un appareil d'aiguisage avec arrangement d'avancement selon revendications 22 à 31.
  35. Carde selon revendication 32, 33 ou 34,
    caractérisée par le fait que
    l'appareil d'aiguisage est adjoint au chapeau baladeur, pour l'aiguisage de la garniture de chapeau.
  36. Carde selon revendications 32 à 35,
    caractérisée par le fait que,
    vu dans le sens de déplacement des chapeaux baladeurs, le dispositif d'aiguisage est disposé en aval d'un lieu de nettoyage.
  37. Carde selon revendications 32 à 36,
    caractérisée par le fait que
    la vitesse relative des éléments d'aiguisage, par rapport à celle de la garniture de chapeau, est supérieure à 15 m/sec.
  38. Carde selon revendications 32 à 37,
    caractérisée par le fait que
    le chapeau baladeur et les éléments d'aiguisage peuvent être mis en mouvement dans la même direction.
EP99939896A 1998-09-09 1999-09-08 Affutage des garnitures Expired - Lifetime EP1112144B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP03004417A EP1329286B1 (fr) 1998-09-09 1999-09-08 Meulage de garnitures
EP03004418A EP1329287B1 (fr) 1998-09-09 1999-09-08 Meulage de garnitures

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CH184098 1998-09-09
CH184098 1998-09-09
DE19908708 1999-02-26
DE19908708A DE19908708A1 (de) 1998-09-09 1999-02-26 Schärf- bzw. Schleifeinrichtung und Zustelleinrichtung
PCT/CH1999/000422 WO2000013850A1 (fr) 1998-09-09 1999-09-08 Affutage des garnitures

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP03004418A Division EP1329287B1 (fr) 1998-09-09 1999-09-08 Meulage de garnitures
EP03004417A Division EP1329286B1 (fr) 1998-09-09 1999-09-08 Meulage de garnitures

Publications (2)

Publication Number Publication Date
EP1112144A1 EP1112144A1 (fr) 2001-07-04
EP1112144B1 true EP1112144B1 (fr) 2004-01-14

Family

ID=25688807

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99939896A Expired - Lifetime EP1112144B1 (fr) 1998-09-09 1999-09-08 Affutage des garnitures

Country Status (6)

Country Link
US (3) US7037181B1 (fr)
EP (1) EP1112144B1 (fr)
AU (1) AU5405599A (fr)
DE (2) DE59914076D1 (fr)
TR (1) TR200100876T2 (fr)
WO (1) WO2000013850A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112207702A (zh) * 2020-12-07 2021-01-12 湖南高福星智能科技有限公司 一种带吸尘装置的抛光机床

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50204305D1 (de) 2001-06-21 2005-10-27 Rieter Ag Maschf Verriegelte Schnappverbindung zwischen Kardendeckel und Antriebsriemen
DE102005005222B4 (de) * 2005-02-03 2018-06-07 Trützschler GmbH & Co Kommanditgesellschaft Vorrichtung an einer Spinnereivorbereitungsmaschine, insbesondere Karde, Krempel o. dgl., bei der einer garnierten Walze ein Maschinenelement gegenüberliegt
DE102005005200B4 (de) * 2005-02-03 2021-09-16 Trützschler GmbH & Co Kommanditgesellschaft Vorrichtung an einer Spinnereivorbereitungsmaschine, bei der der Garnitur einer Walze ein Maschinenelement gegenüberliegt
DE102005055916A1 (de) * 2005-11-22 2007-05-24 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Karde oder Krempel zum Schleifen einer auf einer rotierenden Walze aufgezogenen Garnitur
DE102005055915A1 (de) * 2005-11-22 2007-05-24 TRüTZSCHLER GMBH & CO. KG Vorrichtung an einer Karde oder Krempel zum Schleifen einer auf einer rotierenden Walze aufgezogenen Garnitur mit einer Trageinrichtung
JP6967258B2 (ja) * 2016-11-25 2021-11-17 株式会社荒木製作所 針布の製造方法
USD818506S1 (en) * 2017-06-26 2018-05-22 Jpw Industries Inc. Hood for drum sander
CN112894598B (zh) * 2021-03-18 2022-10-14 宝鸡市蕴杰金属制品有限公司 一种高端制造用铝钛合金快速抛光设备

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US424763A (en) * 1890-04-01 Hermon e
US575689A (en) * 1897-01-26 Machine for grinding flats of carding-engines
US429044A (en) * 1890-05-27 middleton
US598015A (en) * 1898-01-25 Fleisch
US519771A (en) * 1894-05-15 Apparatus for controlling the grinding of flats of carding-engines
US532331A (en) * 1895-01-08 Charles mills
DE241051C (fr) *
US534721A (en) * 1895-02-26 Top-flat-card grinding
GB380957A (en) * 1931-10-08 1932-09-29 James Dronsfield Mechanism or apparatus for grinding or re-needle-pointing the dents of filleting or clothing on carding engine cylinders, doffers, and like cylindrical bodies
US2132240A (en) * 1937-03-08 1938-10-04 Orville L Hope Means for grinding card flats
US2849844A (en) * 1956-11-26 1958-09-02 Jr Edwin Allen Snape Card clothing grinding head
GB870424A (en) 1959-02-05 1961-06-14 Schubert & Salzer Maschinen Improvements in driving means for carding engine flats
US3528136A (en) * 1968-03-05 1970-09-15 Ashworth Bros Inc Method and apparatus for side grinding flats on a carding machine
US3528205A (en) * 1968-11-27 1970-09-15 Harry M Roberts Disc grinder for card flats
US3650077A (en) * 1970-10-27 1972-03-21 John D Hollingsworth Method for grinding the sides of the teeth of flexible card clothing on a card engine
EP0340458B1 (fr) 1988-04-29 1993-08-11 Maschinenfabrik Rieter Ag Appareil pour dépoussiérer une carde
US4985960A (en) * 1990-03-06 1991-01-22 Zun Hong Fu Caster with lever for braking and direction setting
JPH03295169A (ja) * 1990-04-12 1991-12-26 Mitsubishi Heavy Ind Ltd 固体高分子電解質膜と電極との接合体
DE59304779D1 (de) 1992-04-07 1997-01-30 Rieter Ag Maschf Gesteuertes Garniturschleifen
JP3295169B2 (ja) 1993-04-02 2002-06-24 キヤノン株式会社 インクジェット記録ヘッド及び該インクジェット記録ヘッドを備えたインクジェット記録装置
DE59405557D1 (de) 1993-06-03 1998-05-07 Rieter Ag Maschf Wanderdeckelkarde
US5528205A (en) * 1994-03-30 1996-06-18 Apple Computer, Inc. Integrated electromagnetic interference filter
US5625924A (en) 1994-07-29 1997-05-06 Maschinenfabrik Rieter Ag Method for producing a card sliver and carding machine therefor
DE59609284D1 (de) 1995-07-14 2002-07-11 Rieter Ag Maschf Wanderdeckelkarde
US6129614A (en) 1996-04-12 2000-10-10 Maschinenfabrik Rieter Ag Apparatus for grinding clothing of a textile machine
EP1329288B1 (fr) 1997-10-01 2005-07-06 Maschinenfabrik Rieter Ag Meulage de garnitures

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112207702A (zh) * 2020-12-07 2021-01-12 湖南高福星智能科技有限公司 一种带吸尘装置的抛光机床
CN112207702B (zh) * 2020-12-07 2021-03-30 湖南高福星智能科技有限公司 一种带吸尘装置的抛光机床

Also Published As

Publication number Publication date
DE59914076D1 (de) 2007-02-01
US7234997B2 (en) 2007-06-26
US7131896B2 (en) 2006-11-07
WO2000013850A1 (fr) 2000-03-16
DE59914337D1 (de) 2007-06-21
US20050191943A1 (en) 2005-09-01
EP1112144A1 (fr) 2001-07-04
TR200100876T2 (tr) 2001-10-22
AU5405599A (en) 2000-03-27
US7037181B1 (en) 2006-05-02
US20050124268A1 (en) 2005-06-09

Similar Documents

Publication Publication Date Title
DE69320966T2 (de) Vorrichtung zum Rauhen von Geweben oder Gestricken mit Ansaugen und Reinigen
DE60106221T2 (de) Schleifband
EP0648895A2 (fr) Machine de meulage de rails
EP1736576A2 (fr) Dispositif pour nettoyer un segment de peigne d'une machine de peignage
EP1329288B1 (fr) Meulage de garnitures
EP1112144B1 (fr) Affutage des garnitures
CH699730B1 (de) Vorrichtung an einer Karde oder Krempel zum Schleifen einer auf einer rotierenden Walze aufgezogenen Garnitur.
EP2925930B1 (fr) Procédé et dispositif de meulage d'un rail
EP1175961A2 (fr) Procédé et dispositif pour usiner les surfaces de pièces
DE3420563A1 (de) Schleifmaschine
EP0800895B1 (fr) Meulage de garnitures
CH699731B1 (de) Vorrichtung an einer Karde oder Krempel zum Schleifen einer auf einer rotierenden Walze aufgezogenen Garnitur mit einer Trageinrichtung.
EP1329286B1 (fr) Meulage de garnitures
EP0631841A1 (fr) Machine à meuler la semelle et les faces latérales d'un ski
DE1205485B (de) Buerstenbearbeitungsmaschine mit einer Spanntrommel fuer die Buerstenkoerper, Bohr- und Stopfwerkzeugen sowie dazugehoerige Tiefenausgleichsvorrichtungen
EP1092503A2 (fr) Dispositif de meulage ou de polissage
EP0450411A1 (fr) Appareil pour le guidage de matériau fibreux
DE202005008623U1 (de) Einrichtung zum Schleifen und/oder Polieren des Kantenbereiches eines plattenförmigen Werkstückes
DE68910496T2 (de) Apparat und verfahren zum schleifen eines profils eines bandsägeblattes.
EP0945532A2 (fr) Garnitures de chapeaux, notamment leur fabrication pour machines de cardage à chapeaux mobiles
AT524765B1 (de) Vorrichtung zum Bearbeiten der Laufkanten eines Sportgerätes
DE4321450A1 (de) Vorrichtung zum Bearbeiten der Lauffläche sowie der Seitenkanten von Skiern
DE3040919A1 (de) Schleifmaschine fuer schneidwerkzeuge
DE2846238A1 (de) Vorrichtung zum buersten von naturholzoberflaechen
EP1004692A2 (fr) Procédé pour faire fonctionner une machine de cardage et chapeaux pour la mise en oeuvre de ce procédé

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20010310

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): CH DE GB IT LI

17Q First examination report despatched

Effective date: 20010627

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): CH DE GB IT LI

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REF Corresponds to:

Ref document number: 59908316

Country of ref document: DE

Date of ref document: 20040219

Kind code of ref document: P

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20040621

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20041015

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 20050915

Year of fee payment: 7

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060930

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20060930

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20070914

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20080924

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20080919

Year of fee payment: 10

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20080908

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20080908

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100401

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20090908