CN101146941A - Receiving gripper with a hook-shaped insert and method for producing the hook-shaped insert - Google Patents
Receiving gripper with a hook-shaped insert and method for producing the hook-shaped insert Download PDFInfo
- Publication number
- CN101146941A CN101146941A CNA2006800092098A CN200680009209A CN101146941A CN 101146941 A CN101146941 A CN 101146941A CN A2006800092098 A CNA2006800092098 A CN A2006800092098A CN 200680009209 A CN200680009209 A CN 200680009209A CN 101146941 A CN101146941 A CN 101146941A
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- CN
- China
- Prior art keywords
- clamping area
- breach
- annex
- arm
- profile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000009760 electrical discharge machining Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims description 26
- 238000012545 processing Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 claims description 2
- 238000003754 machining Methods 0.000 description 4
- 239000003082 abrasive agent Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/12—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein single picks of weft thread are inserted, i.e. with shedding between each pick
- D03D47/20—Constructional features of the thread-engaging device on the inserters
- D03D47/23—Thread grippers
- D03D47/236—Drawing grippers
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Adornments (AREA)
Abstract
In a hook-shaped insert (17) for a receiving gripper, the clamping surface (21) for a head of the clamping lever is provided with a profiling (26, 27). In order to advance a tool, particularly a wire (29) of an electrical discharge machining device, to the clamping surface (21), the insert is provided with a recess (28).
Description
The present invention relates to a kind of hook attachment that is used for receiving cripper, it comprises that the arm of obverse clamping area of a head with a clamp lever that is used to be basically perpendicular to the clamping area motion and one have an arm that is used for the spigot surface of clamp lever head, the present invention relates to a kind of method and receiving cripper with hook attachment that is used to process hook attachment.
The receiving cripper of above-mentioned form uses in Rapier looms.Their in a kind of version, substantially in the middle of the loom shed open, receive by receiving cripper be incorporated into the parallel of loom shed open the inside and continue the traction parallel to opposed loom shed open one side of introducing one side.Receiving cripper is being introduced side joint receipts parallel and is being drawn to an opposed side in another version.
For example by the receiving cripper of the known above-mentioned form of EP 0123005A.For example the advantage of the one hook attachment of being made by high-abrasive material is, accurately aims at mutually at its clamping area and spigot surface that adds two arms in man-hour, and assembly work is simplified relatively.
Receiving cripper is in correspondingly high dynamic load when height braiding speed.For fixing parallel reliably, must have high relatively clamping force.Also known (WO 02/077343), the clamping area of the hook portion of a receiving cripper is furnished with the profile of being made up of longitudinal rib and cannelure, this profile is set up the clamp lever head of a corresponding formation profile.Can make clamping force be limited on the less numerical value thus and fixing parallel reliably still.
The processing of this profile in clamping area is that take a lot of trouble and instrument need be special.For example must use and have the very rotary grinding tool of minor diameter.
The objective of the invention is, realize being used for the expense processing of pettiness as far as possible the annex of the receiving cripper of above-mentioned form, it preferably need not the bigger clamping force that is used for the secure fixation parallel.
This purpose is achieved thus, makes the clamping area of the arm of this annex be furnished with a profile, and makes another arm of this annex have the breach that extends in the vertical, passes this breach instrument and touches clamping area.
Can pass breach according to accessory structure of the present invention makes an instrument traverse feed clamping area and passes through this clamping area of tool processes.This instrument is subjected to the less space restriction.For example can make a grinding tool traverse feed clamping area rotation, that have relatively large diameter and settle profile there.
Stipulate that in expansion structure of the present invention described breach forms a laterally steering that is used for clamp lever head step by two opposed side.Can make head perpendicular to vertical guiding of receiving cripper and not vibration on this direction thus, these vibrations may cause clamping unclamping of connection.
Stipulate that in another expansion structure of the present invention described breach has a width that corresponds essentially to the clamping area profile width that is formed by longitudinal rib and cannelure near the clamping area place at least.
The invention still further relates to a kind of method that is used to process the hook attachment that is used for receiving cripper, wherein this annex comprises an arm and the arm with the spigot surface that is used for the clamp lever head with obverse clamping area of a head that is used for clamp lever, make described annex be furnished with a breach in the method, pass an instrument traverse feed of this breach clamping area, in clamping area, process a profile by this instrument.
This method that at first makes annex be furnished with a breach allows to use relatively large being used to process the instrument of clamping area, because these instruments can pass breach traverse feed clamping area.
In first expansion structure, stipulate, process the profile of clamping area by the grinding tool of a rotation.Because the breach in the annex can use a rotary grinding tool with relatively large diameter, but it can reach clamping area.
In a particularly advantageous embodiment, stipulate, aim at the clamping area profile of the wire processing clamping area of spark erosion device longitudinally by one.
Provide other features and advantages of the present invention by following detailed description to accompanying drawing illustrated embodiment and dependent claims.
Fig. 1 illustrates a partial view that is used for the receiving cripper of Rapier looms,
Fig. 2 illustrates the enlarged drawing at the closed position place of receiving cripper in a hook attachment,
Fig. 3 illustrates the view at open position corresponding to Fig. 2,
Fig. 4 is illustrated in the stereogram by the annex during the spark erosion device machining profile,
Fig. 5 illustrates the slightly view of apparatus of annex on the clamping area contour direction,
Fig. 6 illustrates the sectional view that cuts off line VI-VI along Fig. 2,
Fig. 7 illustrates the partial view at open position with the similar embodiment that changes of Fig. 1,
Fig. 8 illustrates the variation at clamped position according to the embodiment of Fig. 7.
Have a shell 11 of aciculiform basically at the receiving cripper shown in Fig. 1 to 3 10, its tip is made of hook 12.Guiding clamp lever 13 in shell 11, it can receiving cripper 10 vertically on move by drive unit.This drive unit is made up of actuating linkage outstanding from shell 11 14, and this actuating linkage can be around axle 15 deflections.This actuating linkage 14 is connected with clamp lever 13 like this, and when the actuating linkage roof pressure entered shell 11 the insides, it can make clamp lever 13 draw in shell 11 and pull out from hook 12 the insides.This clamp lever 13 also also makes actuating linkage 14 load by stage clip 16 thus, and this stage clip is in roof pressure clamp lever 13 on the direction of hook 12.
Described hook 12 is furnished with one by high-abrasive material, especially by steel or the ceramic annex of making 17.This annex 17 has long arm 18 and short arm 19, and they interconnect by a semicircular basically end body 20.The long arm 18 of this annex 17 is furnished with a clamping area 21 on the side within it, and the corresponding surface 22 of the head 23 of clamp lever 13 can traverse feed clamping area 21.
Realize the feeding of corresponding surface 22 thus, make the lengthwise movement of clamp lever 13 be deflected into a motion that is basically perpendicular to clamping area 21 extensions towards the clamping area 21 of the arm 18 of annex 17.This deflection realizes that on the spigot surface 24 of the arm 19 of annex 17 the corresponding spigot surface of the head 23 of clamp lever 13 slides along this spigot surface.The corresponding spigot surface 25 of the spigot surface 24 of the arm 19 of described annex 17 and the head 23 of clamp lever 13 forms at the corresponding surface 22 with the clamping area 21 of arm 18 and head 23 under the condition of about 30 ° of angles and extends.The corresponding surface 22 of the clamping area 21 of described arm 18 and the head 23 of clamp lever 13 is furnished with the profile of mutual correspondence, and they are rabbeted mutually.These profiles are made up of cannelure 26 and longitudinal rib 27, and this point also will further describe by means of Figure 4 and 5.
Shown in Figure 4 and 5, the clamping area 21 of the arm 18 of described annex 17 has the profile of being made up of parallel cannelure 26 and longitudinal rib 27, and the profile of the corresponding clamping area 22 of head 23 is attached to them.In order to make machining tool can touch clamping area 21, make with the arm 19 of arm 18 opposed annexes be furnished with a slit-shaped, at the vertical upwardly extending breach 28 of clamping area 21, it makes arm 19 and therefore also makes spigot surface 24 be divided into two parts.This breach 28 also extends to the height of clamping area 21 always in end body 20.This breach makes arm 19 be divided into two branch arms 34,35.
Pass breach 28 and make machining tool can touch clamping area, can form cannelure 26 and therebetween longitudinal rib 27 by this machining tool.This point preferably realizes by the spark erosion with a wire 29, as shown in Fig. 4.This wire 29 belongs to the spark erosion device and can pass breach 28 traverse feed clamping areas 21, is used to form cannelure 26 and therebetween longitudinal rib 27.Because there is cannelure 26 in processing in end body 20 and corresponding to the profile 36 of longitudinal rib, but they do not clamp function.
At first process the basic configuration of annex 17.For example realize this point by sintering.Preferably form a matrix by hard metal material fine grain, powder at this, promptly its fusing point carries out sintering and curing by be heated to almost always.In the embodiment of a variation, process the basic configuration of annex 17, especially by grinding by metal derby.Water the basic configuration that casts out annex according to another variation.The basic configuration of this annex 17 has the breach 41 of a basic U-shaped, and it adds the Inbound extension between two arms 18 and 19 and perpendicular to parallel.This U-shaped breach 41 is made by the basic configuration of annex 17.Be formed for the spigot surface 24 of clamp lever head by grinding with suitable corrosion.
Can in the basic configuration of annex 17, have breach 28 and then preferably reprocessed by grinding.This breach 28 processes in the basic configuration of annex 17 by the spark erosion with wire 29 in another embodiment.If the profile of being made up of cannelure 26 and longitudinal rib 27 forms by spark erosion by identical wire 29, then its advantage is, all procedure of processings realize by a clamp fitting 17 in a process.In the embodiment of a variation, stipulate, in the basic configuration of annex 17, process breach 28, then produce the profile of forming by cannelure 26 and longitudinal rib 27 by a thinner wire 29 by a thicker wire.
As shown in Figure 5,28 of described breach have a width at clamping area 21 places, and promptly in end body 20 the insides, this width is corresponding to the width of the clamping area 21 of arm 18.This width is reduced to less than half in all the other positions.This breach 28 is enough to be used in making the wire 29 traverse feed clamping areas 21 of spark erosion device.If the profile of the grinding tool processing clamping area 21 by rotation, be cannelure 26 and longitudinal rib 27, then must make breach 28 also have a width at arm 19 places, this width adapts to the width of clamping area 21, i.e. a width corresponding to the spacing of two outer cannelures 26.
Especially shown in Fig. 2 and 6, the head 23 of described in one embodiment clamp lever 13 is furnished with a step 30, guides between two sides of its breach 28 in the arm 19 of annex 17.Make head 23 prevent to be transverse to clamp lever 13 thus and move longitudinally, even when the clamping area 21 of arm 18 is not also rabbeted mutually with the profile of the corresponding surface 22 of head 23.The side of described breach 28 is formed for the spigot surface 42 of the step 30 of head 23.
Also be used to make annex 17 based on hook 12 alignings and fixing according to breach 28 described in the embodiment of Fig. 6.This hook 21 is furnished with a projection 32, and when annex 17 fitted into hook 21 the insides, this projection was put into breach 28 the insides between the branch arm 34,35 of arm 19.This annex 17 also is bearing on the following intercept 31 of hook 12.
Have a clamp lever 43 in the embodiment according to Fig. 7 and 8, it does not carry out lengthwise movement, but only centers on rotatablely moving of rotation 48, as for example known by WO 02/077343.Also have an annex corresponding to the foregoing description in this embodiment, it comprises two arms 18 and 19.Arm 19 also is divided into two branch arms 34,35 by a breach 28 in this version.The head 44 of clamp lever 43 is furnished with step 45, and the step 30 among it and Fig. 6 illustrates similarly, guides between the side of breach 28.As shown in Figure 8, clamp lever 43 is moved on the direction of double-head arrow A, and step 45 does not leave the guiding that the breach 28 by arm 19 constitutes.Described edge 46 can move to arm 19 always.
Embodiment shown in the present invention is not limited to.Especially the grinding tool by rotation but when having the spark erosion device processing of wire 29, described breach 28 can have a planform different with embodiment not when the profile of the clamping area 21 of the arm 18 of annex.
Claims (12)
1. the hook attachment (17) that is used for the receiving cripper (10) of Rapier looms, it comprises an arm (18) and an opposed arm (19) with clamping area (21), this clamping area (21) is used to be basically perpendicular to the clamp lever (13 of clamping area motion, 43) head (23,44) corresponding surface (22), it is characterized in that, the clamping area (21) of the arm (18) of described annex (17) is furnished with a profile (26,27), and the opposed arm (19) of described annex (17) has a breach (28), pass this breach, clamping area (21) can be touched by instrument (29).
2. annex as claimed in claim 1 is characterized in that, described breach (28) forms the horizontal guiding of the step (30,45) of a head (23,44) that is used for clamp lever (13,43).
3. annex as claimed in claim 1 or 2 is characterized in that, described breach (28) is locating to have a width that corresponds essentially to clamping area (21) profile width that is formed by longitudinal rib (27) and cannelure (26) near clamping area (21) at least.
4. as each described annex in the claim 1 to 3, it is characterized in that described breach (28) has a width in the location of opposed arm (19), it is narrower than the width of the clamping area (21) of the formation profile of arm (18).
5. be used to process the method for the hook attachment (17) of the receiving cripper (10) that is used for Rapier looms, wherein this annex (17) comprises that has the clamp lever of being used for (13,43) head (23, the arm (18) of the clamping area (21) of corresponding surface 44) (22) and an opposed arm, it is characterized in that, described annex (17) is furnished with a breach (28), pass this breach an instrument (29) is fed into clamping area (21), in clamping area (21), process a profile (26,27) by this instrument.
6. method as claimed in claim 5 is characterized in that, described clamping area (21) is furnished with the profile of being made up of longitudinal rib (27) and cannelure (26).
7. method as claimed in claim 6 is characterized in that, processes the profile of clamping area (21) by the grinding tool of a rotation.
8. method as claimed in claim 6 is characterized in that, aims at the clamping area profile of the wire of spark erosion device (29) processing clamping area (21) longitudinally by one.
9. as each described method in the claim 5 to 8, it is characterized in that, realize breach (28) by spark erosion processing.
10. be used to have the receiving cripper of the Rapier looms of hook attachment (17), this annex comprises that has the clamp lever of being used for (13,43) head (23, the arm (18) of the clamping area (21) of corresponding surface 44) (22) and an opposed arm (19), it is characterized in that described hook attachment (17) is corresponding to as constituting as described in each at least in the claim 1 to 4.
11. receiving cripper as claimed in claim 10 is characterized in that, the matrix of described receiving cripper (10) is furnished with at least one and is embedded into projection (32) in annex (17) breach (28).
12., it is characterized in that the head (23,24) of described clamp lever (13,43) is furnished with step (30,45) as claim 10 or 11 described receiving crippers, it is guided in the breach (28) of annex (17).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102005014107A DE102005014107A1 (en) | 2005-03-22 | 2005-03-22 | Receiving gripper with a hook-shaped insert and method for producing the hook-shaped insert |
| DE102005014107.2 | 2005-03-22 | ||
| PCT/EP2006/001851 WO2006099931A1 (en) | 2005-03-22 | 2006-02-28 | Receiving gripper with a hook-shaped insert and method for producing the hook-shaped insert |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101146941A true CN101146941A (en) | 2008-03-19 |
| CN101146941B CN101146941B (en) | 2010-12-22 |
Family
ID=36300889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006800092098A Expired - Fee Related CN101146941B (en) | 2005-03-22 | 2006-02-28 | Hook and receiving gripper with a hook-shaped insert and method for producing the hook-shaped insert |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1861527B1 (en) |
| JP (1) | JP4754622B2 (en) |
| CN (1) | CN101146941B (en) |
| AT (1) | ATE450640T1 (en) |
| DE (2) | DE102005014107A1 (en) |
| WO (1) | WO2006099931A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988230B (en) * | 2010-11-26 | 2012-05-23 | 浙江奔特纺织机械有限公司 | Rapier head assembly suitable for flexible rapier loom |
| ITMI20111710A1 (en) * | 2011-09-22 | 2013-03-23 | Promatech Spa | PAIR OF PLIERS, CARRIER AND TRAENTE, PERFECT FOR TEXTILE FRAME. |
| CN108728991B (en) * | 2018-07-18 | 2024-02-06 | 常州市悦腾机械有限公司 | Weft connector of multi-layer loom |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5030189B1 (en) * | 1970-04-23 | 1975-09-29 | ||
| FR2320370A1 (en) * | 1975-08-04 | 1977-03-04 | Alsacienne Constr Meca | WEFT-PASS NEEDLE FOR SHUTTLE Looms |
| DE3366208D1 (en) * | 1983-04-18 | 1986-10-23 | Rueti Ag Maschf | Gripper for inserting a weft thread into a gripper weaving machine |
| JPH0219541A (en) * | 1988-07-06 | 1990-01-23 | Tsudakoma Corp | Rapier head |
| JPH04209852A (en) * | 1990-11-30 | 1992-07-31 | Kanebo Ltd | Method for simultaneously inserting two wefts and grooved insert rapier using the same method and grooved carrier rapier used therefor |
| JP2553470Y2 (en) * | 1992-04-21 | 1997-11-05 | 株式会社石川製作所 | Weft receiving conveyor of rapier loom |
| DE19948960A1 (en) * | 1999-10-11 | 2001-04-12 | Picanol Nv | Slave rapier for a rapier weaving machine |
| DE10114755A1 (en) * | 2001-03-21 | 2002-09-26 | Picanol Nv | Gripper clip for gripper loom, has pivoted gripper finger with guide surfaces at its end to restrain transverse motion |
| ATE365241T1 (en) * | 2002-08-30 | 2007-07-15 | Promatech Spa | IMPROVEMENTS TO WEFT THREAD CLIPPERS FOR WEAVING MACHINES AND TO WEAVING MACHINES WITH GUIDING MEANS THEREOF |
| ITMI20030176U1 (en) * | 2003-04-10 | 2004-10-11 | Promatech Spa | PERFECTLY OPERATED COMPACT GRIPPER FOR TEXTILE FRAMES |
-
2005
- 2005-03-22 DE DE102005014107A patent/DE102005014107A1/en not_active Withdrawn
-
2006
- 2006-02-28 CN CN2006800092098A patent/CN101146941B/en not_active Expired - Fee Related
- 2006-02-28 AT AT06707344T patent/ATE450640T1/en active
- 2006-02-28 DE DE502006005513T patent/DE502006005513D1/en active Active
- 2006-02-28 JP JP2008502268A patent/JP4754622B2/en not_active Expired - Fee Related
- 2006-02-28 WO PCT/EP2006/001851 patent/WO2006099931A1/en not_active Application Discontinuation
- 2006-02-28 EP EP06707344A patent/EP1861527B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP1861527B1 (en) | 2009-12-02 |
| EP1861527A1 (en) | 2007-12-05 |
| JP2008534790A (en) | 2008-08-28 |
| ATE450640T1 (en) | 2009-12-15 |
| JP4754622B2 (en) | 2011-08-24 |
| WO2006099931A1 (en) | 2006-09-28 |
| CN101146941B (en) | 2010-12-22 |
| DE502006005513D1 (en) | 2010-01-14 |
| DE102005014107A1 (en) | 2006-09-28 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 |