CN1349009A - Weft inserter used for rapier loom - Google Patents
Weft inserter used for rapier loom Download PDFInfo
- Publication number
- CN1349009A CN1349009A CN01143150A CN01143150A CN1349009A CN 1349009 A CN1349009 A CN 1349009A CN 01143150 A CN01143150 A CN 01143150A CN 01143150 A CN01143150 A CN 01143150A CN 1349009 A CN1349009 A CN 1349009A
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- China
- Prior art keywords
- arrow shaft
- gripper head
- shaft band
- reinforcing section
- guiding piece
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- 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.)
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- 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
- D03D47/27—Drive or guide mechanisms for weft inserting
- D03D47/277—Guide mechanisms
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- 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
- D03D47/27—Drive or guide mechanisms for weft inserting
-
- 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
- D03D47/233—Carrying grippers
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- 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
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- 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
- D03D47/27—Drive or guide mechanisms for weft inserting
- D03D47/271—Rapiers
- D03D47/272—Rapier bands
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
Abstract
Disclosed is a weft insertion apparatus in which it is possible to achieve an improvement in the traveling stability of the rapier head even in a construction which adopts a guide guiding the rapier head or the rapier band only underneath the same inside the warp opening. The height position of guide position (163) in a first rapier guide (16A) outside the warp opening is set to be above the height position of guide edges (191) of second rapier guides (19) inside the warp opening. A delivery rapier head (11) linearly moves on the guide edges (191). The first rapier guide (16A) guides the widthwise end portions of a rapier band (13A), and the second rapier guides (19) guide the lower surface (204) of a reinforcing recessed frame (20) formed in the forward end portion of the rapier band (13A).
Description
Technical field
The present invention relates to a kind of weft inserting apparatus that is used for Rapier looms
Technical background
As a kind of Weft inserter that in early stage publication number 3-137247 of Japanese patent application and the early stage publication number 5-209341 of Japanese patent application, is disclosed, the arrow shaft band that wherein is connected on the gripper head is to be looped around on the rapier wheel, along with rapier wheel forward and rotate backward, gripper head is introduced from a warp thread opening and is return.Weft yarn on the wefting insertion reserve position is delivered gripper head by one and is introduced in the Warp opening.The weft yarn that is introduced in Warp opening by the delivery gripper head is to be transported to one to receive on the gripper head.Along with receiving gripper head, be transported to the weft yarn that receives on the gripper head and pass through Warp opening from the returning of Warp opening.
Move with stable manner in order weft yarn successfully to be realized to the conveying that receives gripper head from delivering gripper head, then must to be made to deliver gripper head and receive gripper head.Usually, the lower surface of gripper head is concordant mutually with the lower surface of arrow shaft band.In addition, the center of gravity of gripper head is on the moving line of arrow shaft band.Like this, when gripper head is accelerated or be decelerated, produce a rotating torque around center of gravity.Consequently, in the accelerating period, gripper head tends to promote, and between deceleration period, gripper head tends to landing.
In the Rapier looms that Japanese Unexamined Patent Publication No 5-209341 is disclosed, the operation of gripper head and arrow shaft band is to guide by a large amount of teeth that is spaced apart from each other that is arranged in a row on an iron core.A large amount of teeth that is spaced apart from each other only guides the lower surface of gripper head and arrow shaft band.In this guide structure, the gripper head of operation vertically changes, the instability that the operation of gripper head is then suitable.
For preventing the irregular operation of gripper head, the Rapier looms that is disclosed at the early stage publication number 5-27070 of Japanese Utility Model uses two arrow shaft guiding pieces, is used for guiding the upper and lower surface of arrow shaft band.When gripping a transverse end of arrow shaft band, an arrow shaft guide guides the operation of this arrow shaft band.In another lateral ends that grips the arrow shaft band, the operation of another arrow shaft guiding piece guiding arrow shaft band.In this guide structure, do not move the vertical change of gripper head at this, and the operation of gripper head is stable.
Yet when gripper head moved, the fore-end of two arrow shaft guiding pieces that is gripped on the lateral ends of arrow shaft band made its stroke pass the warp thread ranks, and enters Warp opening.In addition, on the warp thread bearing of trend, promptly in the direction of reed swing, the distance between the fore-end of two arrow shaft guiding pieces is greater than the width of arrow shaft band, so that the end of the fore-end of two arrow shaft guiding pieces protruding arrow shaft band in Warp opening.In addition on the one hand, the fore-end of an arrow shaft guiding piece (below be referred to as the first arrow shaft guiding piece) stretches out an end of arrow shaft band towards the reed side in Warp opening.The other end that arrow shaft is with is stretched out in the fore-end of another arrow shaft guiding piece (being called the second arrow shaft guiding piece down) front side of weaving towards fabric in Warp opening.
In this structure, when the second arrow shaft guiding piece enters or leaves Warp opening, for the fore-end that prevents the second arrow shaft guiding piece and weave between the front end influence each other and for preventing that the arrow shaft guide marks is created on the woven cloths, it is because the disconnection by warp thread of the thickness of arrow shaft guiding piece causes that this just need be in the position that distance is weaved the front end largest interval sets the running route that arrow shaft is with in the Warp opening.In addition, when the front end of the first arrow shaft guiding piece and the distance between the reed when being short, the fore-end of the first arrow shaft guiding piece has in Warp opening and stretches out the phenomenon of arrow shaft with an end towards the reed side, because the thickness of arrow shaft guiding piece causes the reed fracture, produces thus through willow (float).Like this, need be moved further the maximum retracted position that leaves the reed of weaving front end.In this mode, along with moving away, the maximum retracted position of reed weaves front end, and the hunting range of reed increases.The increase of reed hunting range then stops loom speed to increase unfriendly.
Content of the present invention
An object of the present invention is to provide a kind of Weft inserter that is used for Rapier looms, it can realize the improvement to its gripper head operation stability, even under the structure situation that adopts a kind of guiding piece, this guiding piece can only be finished the guiding of gripper head or arrow shaft band at the downside of arrow shaft band in Warp opening.
The present invention relates to a kind of Weft inserter that is used for the Rapier looms of such type, its external equipment at Warp opening has the first arrow shaft guiding piece and at the Warp opening internal equipment the second arrow shaft guiding piece is arranged, the arrow shaft band that wherein is installed on the gripper head that is used for clipped weft yarn is directed by the first arrow shaft guiding piece, and the arrow shaft band is moved on second guiding piece linearly to realize wefting insertion.
Like this, according to a main aspect of the present invention, in above-mentioned Weft inserter, it provides a reinforcing section that is used to keep the linear configuration of fore-end on the fore-end of the arrow shaft band that is connected in gripper head, wherein at least one of the lower surface of the lower surface of reinforcing section and gripper head is below the lower surface of the arrow shaft band in linear condition, height and position at the height and position of this guide position in the first arrow shaft guiding piece and guide position in the second arrow shaft guiding piece is different, wherein the upper surface at least of the upper and lower surface of arrow shaft band guides by the first arrow shaft guiding piece, wherein the lower surface of the lower surface of reinforcing section or gripper head guides by the second arrow shaft guiding piece, and the arrow shaft in linear condition with on driving force apply the position and be adjusted near gripper head height of C.G. position position at least.
In addition, two surfaces up and down of arrow shaft band are directed by the first arrow shaft guiding piece.
In this structure, wherein arrow shaft with on driving force to apply the position be to be adjusted near the position of the gripper head center of gravity on its vertical direction, be applied to arrow shaft with on driving force be to be delivered to linearly on the position of centre of gravity of gripper head basically along the linear configuration of arrow shaft band.Like this, the vertical motion of gripper head is suppressed.In addition, reinforcing section has kept the linear configuration of the fore-end of arrow shaft band, and the skew of being with the arrow shaft at front end place is prevented from.It is operating stable that the preventing of the skew of the vertical motion of gripper head and arrow shaft band helps gripper head.Consequently, make gripper head operation only by guiding lower surface of gripper head or reinforcing section in Warp opening by complete stability.
In addition, desirable is that reinforcing section will be formed a kind of length direction from arrow shaft band and see that its cross-sectional configuration is recessed of U-shaped shape profile, further stretches out downwards to cause its lower surface than the arrow shaft band.This is because such a kind of recessed provides a kind of simple reinforcing section.
Secondly, desirable is that hog frame is by integrally forming with arrow shaft band identical materials.Be compared to separate reinforcing section be installed to arrow shaft with on situation not only simplified production technology, and realized a kind of level and smooth structure, scratch can not appear wherein with respect to warp thread.
Have, the length of reinforcing section preferably is the gripper head half stroke at least again.The beginning of the process in gripper head is inserted into Warp opening is in half, and gripper head is accelerated.The back of the process in gripper head is inserted into Warp opening is in half, and gripper head is decelerated.In half, gripper head is accelerated in the beginning of the process that gripper head is withdrawn from Warp opening.Gripper head is decelerated in half in the back of the process that gripper head is withdrawn from Warp opening.From the back of the process of Warp opening withdrawal half, the warpage of the rising of gripper head and arrow shaft band produces possibly in half and at gripper head in the beginning of the process in gripper head is inserted into Warp opening.Yet, be that half the structure of stroke of gripper head helps to prevent the rising of gripper head and the warpage of arrow shaft band at least for the length of reinforcing section.Prevent that the rising of gripper head and the warpage of arrow shaft band from helping gripper head operating stable.
In addition, possible reinforcing section and arrow shaft band is formed separating component, gripper head is connected to the front end of strengthening part or arrow shaft band.In addition, gripper head can provide a guide bracket, and the part guide bracket is extended to constitute reinforcing section.The cross-sectional configuration of reinforcing section can be bi-directional symmetrical or two-way asymmetric.
Further be, especially wish be with the arrow shaft of linear condition with on driving force to apply the position be near the position that is adjusted to the height and position of center of gravity of combination of gripper head and reinforcing section.In addition, desirable be gripper head the height and position of center of gravity be set in the scope that drops on the arrow shaft tape thickness that is in the linear condition.The height and position of the mobile alignment of the center of gravity of the composition of gripper head and reinforcing section can be a little upwards or downward bias from the scope of the thickness of the arrow shaft band that is in linear condition.
Further be, gripper head lower wall the back half be lower than this lower wall the front half, and the back of lower wall half can be fixed on the diapire of reinforcing section of arrow shaft band.
Further be that reinforcing section also can be shaped as a kind of length direction from arrow shaft band and sees that its cross-sectional configuration is to become to be inverted protruding of U-shaped shape profile, to cause its upper surface than the arrow shaft band further protruding upward.
Further being, is vertical symmetry if make its shape in the cross sectional shape of the arrow shaft band that forms reinforcing section, and reinforcing section can be a balance.
Description of drawings
Figure 1A and 1B are the schematic diagram of expression according to the Weft inserter that is used for Rapier looms of first embodiment of the invention, and wherein Figure 1A is a part abridged front view, and Figure 1B is the perspective view of the fore-end of arrow shaft band;
Fig. 2 is the perspective view of a delivery gripper head;
Fig. 3 A is a side view of delivering gripper head, and Fig. 3 B is the viewgraph of cross-section along the line A-A intercepting of Fig. 3 A;
Fig. 4 A is a plane of delivering gripper head, and Fig. 4 B is the viewgraph of cross-section along the line B-B intercepting of Fig. 4, and Fig. 4 C is the viewgraph of cross-section along the line C-C intercepting of Fig. 4 A;
Fig. 5 is the perspective view of a reception gripper head;
Fig. 6 A is the side view that receives gripper head, and Fig. 6 B is the viewgraph of cross-section along the line D-D intercepting of Fig. 6 A;
Fig. 7 A is the plan view that receives gripper head, and Fig. 7 B is the viewgraph of cross-section along the line E-E intercepting of Fig. 7;
Fig. 8 A is a front view of delivering gripper head, and Fig. 8 B is the front view that receives gripper head;
Fig. 9 A illustrates the side view of arrow shaft band in Warp opening, and Fig. 9 B illustrates the opposite side view of arrow shaft band in Warp opening;
Figure 10 A and 10B represent the schematic diagram according to the Weft inserter that is used for Rapier looms of second embodiment of the invention, and wherein Figure 10 A delivers a side view of gripper head; Figure 10 B is the viewgraph of cross-section along the line F-F intercepting of Figure 10 A;
Figure 11 A is a side sectional view that receives gripper head, and Figure 11 B is the viewgraph of cross-section along the line G-G intercepting of Figure 11 A;
Figure 12 A and 12B are the schematic diagram of expression according to the Weft inserter that is used for Rapier looms of third embodiment of the invention, and wherein Figure 12 A delivers a longitudinal cross-section view of gripper head; Figure 12 B is a longitudinal cross-section view that receives gripper head;
Figure 13 A and 13B are the schematic diagram of expression according to the Weft inserter that is used for Rapier looms of four embodiment of the invention, and wherein Figure 13 A is a longitudinal cross-section view delivering gripper head; Figure 13 B is a longitudinal cross-section view that receives gripper head;
Figure 14 A and Figure 14 B represent the schematic diagram according to the Weft inserter that is used for Rapier looms of fifth embodiment of the invention, and wherein Figure 14 A delivers a longitudinal cross-section view of gripper head, and Figure 14 B is a longitudinal cross-section view that receives gripper head; With
Figure 15 A and 15B are the schematic diagram of expression according to the Weft inserter that is used for Rapier looms of sixth embodiment of the invention, and wherein Figure 15 A is the cross sectional view of one first arrow shaft guiding piece, and Figure 15 B is the cross sectional view of another first arrow shaft guiding piece.
The specific embodiment
The Weft inserter that is used for Rapier looms of first embodiment according to the invention is below in conjunction with being described referring to figs. 1 to Fig. 9.
In Fig. 1, gripper head is delivered in one of reference marker 11 expression, it is introduced the beginning side from weft yarn and will be introduced in the opening of warp thread T (shown in Figure 4), and one of reference marker 12 expression receive gripper head, and it is introduced in the distolateral opening that will be introduced in warp thread T from weft yarn.Delivering gripper head 11 is the front ends that are fixed to arrow shaft band 13A, is the front ends that are fixed to arrow shaft band 13B and receive gripper head 12.Arrow shaft band 13A surrounds on the rapier wheel 14, and arrow shaft band 13B surrounds on the rapier wheel 15. Arrow shaft band 13A and 13B are by epoxy resin mould is formed on the laminate with the carbon fiber of the form of line or cloth.
Some power receiver holes are in a row is provided on arrow shaft band 13A and the 13B, and power transmits on tooth 141 and 151 circumferential surfaces that are arranged on rapier wheel 14 and 5 in a row.The power receiver hole 133 of arrow shaft band 13A and 13B transmits tooth 141 and 151 with the power of rapier wheel 14 and 15 and is meshed, and the rotation of rapier wheel 14 and 15 by power transmit tooth 141 and 151 and the engagement of power receiver hole 133 pass to arrow shaft and be with 13A and 13B.
Shown in Fig. 6 B, the first arrow shaft guiding piece 16B has identical structure with the first arrow shaft guiding piece 16A, and the horizontal end of arrow shaft band 13B is through guide clearance 163.The lower surface 132 of the arrow shaft band 13B at guiding surface 164 its horizontal end places of guiding of the first arrow shaft guiding piece 16B.Guiding surface 165 guiding of the first arrow shaft guiding piece 16B are at the upper surface 131 of the arrow shaft band 13B at its horizontal end place.
Shown in Fig. 9 A and 9B, the delivery gripper head 11 that is incorporated in the Warp opening is to become one to arrange operation above the second arrow shaft guiding piece 19 that is installed on the iron core 18 that is supported in reed 17 with receiving gripper head 12.The Breadth Maximum of the second arrow shaft guiding piece 19 on the swaying direction of reed 17, that is, the guide edge 191 on the top of the second arrow shaft guiding piece 19 is the width less than arrow shaft band 13A and 13B.
Shown in Figure 1B, one is strengthened recessed 20 is the leading section offices that are integrally formed in arrow shaft band 13A and 13B.As shown in Figure 2, strengthen recessed 20 and be and arrow shaft band 13A, that the 13B identical materials constitutes and identical with its shape.Strengthen recessed 20 and comprise that a pair of vertical wall 201 that extends vertically downward and 202 is connected the diapire 203 of the lower end of vertical wall 201 and 202 with one.Shown in Fig. 3 B and 6B,, strengthen recessed 20 and have a U type cross-sectional configuration of further stretching out downwards than the lower surface 132 of arrow shaft band 13A and 13B as what see at the longitudinal direction of arrow shaft band 13A and 13B.Be with the front end of 13A and 13B towards power receiver hole 133 from arrow shaft, most of lower surface 204 of strengthening recessed 20 diapire 203 is parallel to upper surface 131 or the lower surface 132 of arrow shaft band 13A, and 205 places in the position, lower surface 204 connects the lower surface 132 of arrow shaft band 13A smoothly.Shown in Fig. 8 A and 8B, the length D that strengthens recessed 20 is equal to or slightly greater than half that deliver gripper head 11 and the stroke L that receives gripper head 12.
Shown in Fig. 2 and 4A, deliver gripper head 11 and comprise one by the formed guide bracket 21 of crooked monometallic plate and a clamp mechanism 22 that is fixed on its guide bracket 21.Shown in Fig. 4 B, clamp mechanism 22 comprises movably clamping component 222 and leaf spring 223 that keeps removable clamping component 222 and static clamping component 221 to add press contacts that 221, one of static clamping components can deflection.
Weft yarn guide edge 241 and 242 and horizontal weft yarn guide edges 243 of seeing from front end are formed on the top edge of the vertical wall 24 that extends vertically upward, and weft yarn guide edge 241 and 242 tilts respectively up and down.Acclivitous weft yarn guide edge 241 also can be used as the warp thread guide edge.When delivery mechanism head 11 brings into operation, in Figure 1A the weft yarn Y of standby position by weft yarn guide edge 241,242 and 243 and the lower limb 271 of the vertical wall 27 that extends vertically downward be directed into clip position place between static clamping component 221 and the removable clamping component 222.
A Position Control groove 261 is formed on the upper wall 26.The weft yarn Y that is clamped by clamp mechanism 22 is bonded together with Position Control groove 261.The clamping route of the weft yarn Y that is clamped by clamp mechanism 22 is controlled by Position Control groove 261.
The warp thread guide edge of seeing from front end 251 and 252 that is separated from each other out extension is formed in the place of last lower limb of the front end of sidewall 25.When delivering gripper head 11 operations, impel separately up and down that warp thread T finishes opening/closed procedure, sidewall 25 guiding warp thread T up and down make it separately along warp thread guide edge 251 and 252.Because warp thread guide edge 252 these warp thread guiding function are replaced by the warp thread guiding function owing to the lower surface of the front edge 231 of lower wall 23 and embedded board 211.Owing to warp thread guide edge 251 these warp thread guiding function are replaced by the guiding function of the warp thread of the upper surface of upper wall 26.Owing to this warp thread guiding function of lower surface of embedded board 211 is replaced by the lower surface 204 of the diapire 203 of recessed 20 of the reinforcement of arrow shaft band 13A.
Shown in Fig. 5 and 7A, receive gripper head 12 and comprise one by the formed guide bracket 28 of crooked monometallic plate and a clamp mechanism 29 that is installed on its guide bracket 28.Clamp mechanism 29 includes the static clamping component 291 of the front end that is formed on guide bracket 28 of an integral body, one supported so that can be at the removable clamping component 292 that vertically moves that receives gripper head 12, one can make removable clamping component 292 keep adding with static clamping component 291 stage clip 293 of press contacts, with a bar 294 that is connected with removable clamping component 292.The static clamping component 291 that receives gripper head 12 is located between the sidewall 25 of delivering gripper head 11 and the vertical wall 27 that extends vertically downward.The weft yarn Y that is clamped by delivery gripper head 11 is delivered and is clamped between static clamping component 291 and the removable clamping component 292.Bar 294 is introduced distolateral adjacency one stationary cam (not shown) at weft yarn, and it rotates around a supporting pin 295.It rotates the result, and removable clamping component 292 is separated with static clamping component 291, and weft yarn Y is disengaged at the clamping action of static clamping component 291 and removable clamping component 292.
When receiving gripper head 12 operations, impel separately warp thread T enforcement opening/closed procedure up and down, sidewall 31 and 32 guiding warp thread T are up and down separated it.Receive the sidewall 31 of gripper head 12 and 32 top edge 311 and 321 guiding and go up warp thread T.Because the top edge 311 of sidewall 31 and 32 and 321 these warp thread guiding function are replaced by the upper surface of arrow shaft band 13B.Because inclined surface 301 these warp thread guiding function quilts of lower wall 30 are owing to the warp thread guiding function of the lower surface of embedded board 281 replaces.Because this warp thread guiding function of lower surface of embedded board 281 is replaced by the warp thread guiding function of the lower surface 204 of the diapire 203 of recessed 20 of the reinforcement of gripper head 13B.
Shown in Fig. 3 B, the height and position of guide clearance 163 that is configured for the guide position of the first arrow shaft guiding piece 16A is set at the height and position of the guide edge 191 that is higher than the second arrow shaft guiding piece 19.That is, the height setting of guide clearance 163 is the guide position G (Fig. 3 A chain-dotted line is represented) that is higher than the second arrow shaft guiding piece 19 that is formed by this row's guide edge 191.Like this, delivering gripper head 11 moves on guide position G linearly.Shown in Fig. 3 B, deliver gripper head 11 and strengthen the height and position of guiding surface 164 that gap α 1 between recessed 20 the height and position of lower surface 204 of diapire 203 of recessed 20 of reinforcement of height and position and arrow shaft band 13A of center of gravity 111 of combination is the same first arrow shaft guiding piece 16A basically and the height and position of the guide position G of the second arrow shaft guiding piece 19 between gap Δ 1 the same.
Shown in Fig. 3 A and 3B, because being arrow shaft, fact be with the lower surface 204 of diapire 203 of recessed 20 of the reinforcement of 13A to flush with the lower surface of embedded board 211, when delivering gripper head 11 guiding on the second arrow shaft guiding piece 19 time, delivering the gripper head 11 and second arrow shaft is level and smooth with the formation of 19 sliding-contact.
In Fig. 3 A, reference marker F1 represents such position, here is applied with from rapier wheel 14 and is transported to the driving force of being with 13A with the arrow shaft of linear condition.Driving force applies position F1 and exerts an influence to delivering gripper head 11 by arrow shaft band 13A, and arrow shaft band 13A integrally moves with delivery gripper head 11.Along with delivering gripper head 11 motions, the height and position that the driving force in linear condition on the gripper head 13A applies position F1 is adjustable to the height and position of motion circuit K1, delivers gripper head 11 and strengthens center of gravity 111 motions of recessed 20 combination by this route.That is, the height and position of motion circuit K1 of center of gravity 111 of delivering gripper head 11 and strengthening recessed 20 combination is set within the thickness range of the arrow shaft band 13A in the linear condition.
Shown in Fig. 6 B, the height and position that constitutes the guide clearance 163 of guide position in the first arrow shaft guiding piece 16B is to be set on the height and position of guide edge 191 of the second arrow shaft guiding piece 19.That is, the height and position of guide clearance 163 is on the height and position (chain-dotted line is represented among Fig. 6 A) that is set at by the guide position G of this row's guide edge 191 formed second arrow shaft guiding pieces 19.Like this, receiving gripper head 12 is motions linearly on guide position G.Shown in Fig. 6 B, being with gap β 1 between the height and position of lower surface 204 of diapire 203 of recessed 20 of reinforcement of 13B height and position and the arrow shaft of center of gravity 111 that receives gripper head 12 and strengthen recessed 20 combination is substantially the same in the gap Δ 2 between the guide position G of the height and position of the guiding surface 164 of the first arrow shaft guiding piece 16B and the second arrow shaft guiding piece 19.
When receiving gripper head 12 and slide on the second arrow shaft guiding piece 19, the same degree of flushing of the lower surface of the diapire 203 that the reinforcement of arrow shaft band 13B is recessed 20 and the lower surface of embedded board 281 makes sliding-contact of its reception gripper head 12 and the second arrow shaft guiding piece 19 become level and smooth.
In Fig. 6 A, the such position of mark 12 expressions here is applied with from rapier wheel 15 and is transported to the driving force of being with 13B with the arrow shaft of linear condition.Driving force applies position F2 and exerts an influence to receiving gripper head 12 by arrow shaft band 13B, and arrow shaft band 13B integrally moves with reception gripper head 12.Along with receiving gripper head 12 motions, the height and position that the driving force in linear condition on the gripper head 13B applies position F2 is adjustable to the height and position of motion circuit K2, receives gripper head 12 and strengthens recessed 20 center of gravity that is made up 121 motions by this route.That is, the height and position of motion circuit K2 of center of gravity 121 that receives gripper head 12 and strengthen recessed 20 combination is set within the thickness range of the arrow shaft band 13B in the linear condition.
First embodiment provides following effect.
(1-1) at arrow shaft band 13A, the driving force on the 13B applies position F1, and F2 is adjusted to gripper head 11,12 and strengthens height and position place on recessed 20 the vertical direction of center of gravity 111,121 of combination.Like this, be applied to arrow shaft band 13A, the driving force on the 13B is along the arrow shaft band 13A of linear condition, and the linear configuration of 13B is delivered to gripper head 11,12 linearly and strengthens on recessed 20 the center of gravity 111,121 of combination.Therefore, when quickening or slow down, the rotating torque that produces around center of gravity 111,121 is suppressed.The rotating torque that inhibition produces around center of gravity 111,121 helps to retrain the vertical motion of gripper head 11,12.In addition, the configuration of strengthening recessed 20 has kept arrow shaft band 13A, the linear configuration of the fore-end of 13B, so that avoided arrow shaft band 13A, the skew of the fore-end of 13B.The inhibition of the vertical motion of gripper head 11,12 and arrow shaft band 13A, the preventing of the skew of 13B provides gripper head 11,12 operating stability.Consequently, when making its arrow shaft band 13A, when 13B moves on arrow shaft guiding piece 19 in Warp opening, promptly, when it is moved in Warp opening, even under the situation that the lower surface that has only the lower surface 204 of strengthening recessed 20 or gripper head 11,12 is directed, the operation of gripper head 11,12 is stable.
(1-2) the second arrow shaft guiding piece 19 that adopts only guiding to strengthen the lower surface 282 of recessed 20 lower surface 204 or gripper head 11,12 provides following advantage:
(a) because the second arrow shaft guiding piece 19 only need guide the lower surface 204 of strengthening recessed 20 or the lower surface 282 of gripper head 11,12, therefore the width of the guide edge 191 of the second arrow shaft guiding piece 19 can be not more than arrow shaft band 13A, the width of 13B.Like this, relatively be disclosed in the arrow shaft guiding piece that is adopted among the early stage publication number 5-27070 of Japanese utility model application, arrow shaft band 13A in Warp opening, the working line of 13B can be impelled to weave front W1 near woven cloths W.Arrow shaft 13A in Warp opening, the working line of 13B is weaved front W1 the closer to woven cloths W's, just can be brought into the retracted position of the maximum of weaving front W1 the closer to reed 17.Like this, the hunting range of reed 17 is reduced.For the increase that realizes loom speed with avoid warp thread because the reed wire that rubs ruptures or damages, the hunting range of reed 17 is more little, and is then good more.
(b), provide temple for avoiding crimp at the two ends of weaving front W1 of woven cloths W.In the arrow shaft guiding piece that is disclosed in the early stage publication number 5-27070 of Japanese utility model application, the arrow shaft guiding is consequently moved near temple at the place, two ends of weaving forward swing.The fore-end of arrow shaft movement parts is big more from the amount of the upper surface protrusion of arrow shaft band, and the height and position of temple just must be high more.In this case, crimp is to avoid by the upper surface that temple is pressed on woven cloths W, and the height and position of temple is high more, and is just more little with respect to the woven cloths cornerite of temple.Cornerite with respect to the woven cloths of temple is more little, and crimp prevents that effect is just low more.The advantage that adopts the second arrow shaft guiding piece 19 is the height and position that has reduced temple.And its gripper head 11,12 and recessed 20 structure that guides by the second arrow shaft guiding piece 19 of reinforcement have improved crimp and have prevented effect.
(1-3) strengthen recessed 20 and curved the right angle basically on four positions, at arrow shaft band 13A, be formed the U-shaped shape on the width of 13B, strengthening recessed 20 is to be used to keep arrow shaft band 13A, the reinforcing section of the linear configuration of the leading section of 13B.A kind of like this shape that is curved is preventing that aspect the skew be preferably, and is easy to form.Recessed 20 of the reinforcement of this shape that is curved provides a kind of simple reinforcing section, and is a kind of smooth configuration that does not have warp thread to hook that comprises.
(1-4) delivering gripper head 11 and receiving beginning that gripper head 12 is incorporated into the process in the Warp opening in half, gripper head 11 is accelerated.Delivering gripper head 11 and receiving gripper head 12 from the process back of Warp opening withdrawal half, gripper head 11 and 12 is decelerated.Fig. 8 A show deliver gripper head 11 be incorporated into the process in the Warp opening beginning half, or deliver arrow shaft 11 from the process back of Warp opening withdrawal half situation.Fig. 8 B show receive gripper head 12 be incorporated into Warp opening process beginning half, or receive gripper head 12 from the back of the process of Warp opening withdrawal half situation.When gripper head 11,12 during it is introduced in the process of Warp opening, be accelerated in, and when gripper head 11,12 when it is decelerated during the process of Warp opening withdrawal, warpage of the rising of gripper head 11,12, arrow shaft band or the like occurs possibly.The length D that strengthens recessed 20 is less times greater than gripper head 11,12 half stroke L.Strengthen the formation of this setting of recessed 20 length, be at gripper head 11,12 are incorporated into the beginning of process of Warp opening during half and at gripper head 11,12 from the back of the process of Warp opening withdrawal during half, arrow shaft band 13A, the first arrow shaft guiding piece 16A, the guiding function of the guiding surface 165 of 16B can be born in the end that the reinforcement of 13B is recessed 20.Act on arrow shaft band 13A, the first arrow shaft guiding piece 16A in recessed 20 of the reinforcement of 13B, the guiding function of the guiding surface 165 of 16B helps to prevent to strengthen recessed 20 rising.Like this, this rising that just might prevent from integrally to be fixed on the delivery gripper head 11 on strengthening recessed 20 and receive gripper head 12.Strengthen recessed the 20 pairs operating stability at gripper head 11,12 and have a significant impact, it has prevented the rising of gripper head 11,12.
(1-5) with arrow shaft band 13A, 13B becomes recessed 20 of whole reinforcement and can form easily by die forming.The process that the reinforcing section of the element that forms a separation is installed to arrow shaft band is a kind of work of inconvenience, comprising for example tight a bolt, pin connects and operation such as bonding.And strengthening recessed 20 and arrow shaft band 13A, 13B becomes in the whole structure, does not just need to implement these inconvenient installation processes.
(1-6) be connected in the situation of arrow shaft band, need to separate stiffener itself and have certain rigid so that it is not offset at the separation reinforcing section.In addition, the join domain of the coupling part between arrow shaft band and reinforcing section must be a kind of suitable join domain.For example, structure will be simple, and the reinforcing section of wherein recessed cross-sectional configuration is to be connected to a flat arrow shaft to be with.Yet, in this case, comprise that the syndeton of arrow shaft band and reinforcing section can be with the arrow shaft that overweights recessed 20 of the reinforcement that includes present embodiment.That is, the structure that arrow shaft is with and reinforcing section becomes one helps to reduce the weight of the syndeton that comprises arrow shaft band and reinforcing section.The advantage of the minimizing of its weight has been to realize the increase of loom speed.
Embodiment 2
Below in conjunction with accompanying drawing 10 and 11 the Weft inserter that is used for Rapier looms according to second embodiment of the invention will be described.With the first embodiment components identical is to be represented by identical reference marker.
Shown in Figure 10 A, deliver gripper head 11C lower wall 23 the back half 232 be lower than lower wall 23 the front half 233.Half 232 is to be fixed on the diapire 203 of recessed 20 of reinforcement of arrow shaft band 13A for the back of lower wall 23.Shown in Figure 10 B, be with gap α 2 between the height and position of lower surface 204 of diapire 203 of recessed 20 of reinforcement of 13A greater than the gap α among first embodiment 1 the height and position and the arrow shaft of the center of gravity 111 of delivering gripper head 11C.When delivering gripper head 11C and operate on second guiding piece 19, only be that the lower surface 204 of diapire 203 of recessed 20 of the reinforcement of arrow shaft band 13A can be brought into guide edge 191 sliding-contacts with the second arrow shaft guiding piece 19.
Shown in Figure 11 A, receive gripper head 12C lower wall 30 the back half 302 be lower than lower wall 30 the front half 303.Half 302 is to be fixed on the diapire 203 of recessed 20 of reinforcement of arrow shaft band 13B for the back of lower wall 30.Shown in Figure 11 B, the gap β 2 between the height and position of the lower surface 204 of the diapire 203 that the reinforcement of the height and position of the center of gravity 121 of reception gripper head 12C and arrow shaft band 13B is recessed 20 is greater than the gap β among the embodiment 1.When receiving gripper head 12C and operate on the second arrow shaft guiding piece 19, only be that the lower surface 204 of diapire 203 of recessed 20 of the reinforcement of arrow shaft band 13B can be brought into guide edge 191 sliding-contacts with the second arrow shaft guiding piece 19.
Second embodiment provides the effect identical with first embodiment.Because the height and position of the lower surface 204 of the diapire 203 that reinforcement is recessed 20 is lower than the height and position among first embodiment, therefore the height and position of the guide edge 191 of the second arrow shaft guiding piece 19 also is low.Like this, when the second arrow shaft guiding piece 19 of second embodiment entered Warp opening, the interruption amount of guide edge 191 (from the amount of descending warp thread to stretch out to last warp thread) was less than first embodiment.Guide edge 191 interruption amounts are few more.Warp break and weft yarn are just few more through the possibility that willow occurs.
Embodiment 3
In the 3rd embodiment, be integrally formed in arrow shaft band 13A, the reinforcing section 33 on the front end of 13B can have the A as Figure 12, the cross-sectional configuration shown in the 12B.Gripper head 11,12 is the configuration of upper surface that can be by the configuration of the lower wall 23,30 of arrow shaft 11,12 being matched with reinforcing section 33 and easily realization to the connection on the reinforcing section 33.
And in the 3rd embodiment, the lower surface of the second arrow shaft guiding piece, 19 guiding gripper heads 11,12, and the lower surface of reinforcing section 33 can be by the second arrow shaft guiding piece, 19 guiding of sliding-contact with it.
Embodiment 4
In the 4th embodiment, be integrally formed in arrow shaft band 13A, the reinforcing section 34 on the front end of 13B can have the A as Figure 13, the cross-sectional configuration shown in the 13B.Gripper head 11,12 is the configuration of upper surface that can be by the configuration of the lower wall 23,30 of arrow shaft 11,12 being matched with reinforcing section 34 and easily realization to the connection on the reinforcing section 34.
And in the 4th embodiment, the lower surface of the second arrow shaft guiding piece, 19 guiding gripper heads 11,12, and the lower surface of reinforcing section 34 can be by the second arrow shaft guiding piece, 19 guiding of sliding-contact with it.
Embodiment 5
In the 5th embodiment, be integrally formed in arrow shaft band 13A, the reinforcing section 35 on the front end of 13B can have the A as Figure 14, the cross-sectional configuration shown in the 14B.
Reinforcing section 35 forms a kind of crown bit with inverted U-shaped cross-sectional configuration, so that it raises up outside the upper surface of 13B to arrow shaft band 13A.Gripper head 11,12 is the configuration of lower surface that can be by the configuration of the lower wall 23,30 of gripper head 11,12 being matched with reinforcing section and realization easily to the connection of reinforcing section 35.
And in the 5th embodiment, the lower surface of the second arrow shaft guiding piece, 19 guiding gripper heads 11,12, and the lower surface of reinforcing section 35 can be by the second arrow shaft guiding piece, 19 guiding of sliding-contact with it.
Embodiment 6
Below in conjunction with accompanying drawing 15A and 15B the Weft inserter that is used for Rapier looms according to sixth embodiment of the invention will be described.With the first embodiment components identical is to be represented by identical reference marker.
Shown in Figure 15 A, the first arrow shaft guiding piece 16C by confining part 162C by on be connected to supporting member 161C and go up and to form.Guide clearance 163C is formed between supporting member 161C and the confining part 162C.The guiding surface 165C guiding arrow shaft that constitutes the lower surface of the confining part 162C that forms guide clearance 163 is with the horizontal end parts of the upper surface 131 of 13A.The lower surface of the lower surface 204 of the diapire 203 that the reinforcement of the guiding surface 164C guiding arrow shaft band 13A of the upper surface of the supporting member 161C of formation formation guide clearance 163C is recessed 20 or the lower wall 23 of gripper head.
Shown in Figure 15 B, the first arrow shaft guiding piece 16D has the identical structure with the first arrow shaft guiding piece 16C.The horizontal end parts of the upper surface 131 of guiding surface 165C guiding arrow shaft band 13B.The lower surface of the lower surface 204 of the diapire 203 that the reinforcement of guiding surface 1654C guiding arrow shaft band 13B is recessed 20 or the lower wall 23 of gripper head.
First arrow shaft guiding piece 16C of Warp opening outside and 16D guiding arrow shaft band 13A, the lower surface of the lower surface 204 that the upper surface of the upper and lower surface of 13B and reinforcement are recessed 20 or the lower wall 23 of gripper head.About the stability of the operation of delivering gripper head 11 and reception gripper head 12, this embodiment provides the effect identical with first embodiment.
Claims (14)
1. Weft inserter that is used for Rapier looms, it is included in the first arrow shaft guiding piece (16A of the outside of Warp opening, 16B) with at the second arrow shaft guiding piece (19) of Warp opening inside, wherein be installed in arrow shaft band (13A, the gripper head that is used for clipped weft yarn (11 13B), 12), and the arrow shaft band is moved linearly to realize introducing weft yarn (Y) on second guiding piece by the guiding of the first arrow shaft guiding piece
Wherein be with the arrow shaft that is connected in gripper head (11,12) (13A provides a reinforcing section (20) that is used to keep the fore-end linear configuration on fore-end 13B),
Wherein at least one of the lower surface (212,282) of the lower surface (204) of reinforcing section (20) and gripper head (11,12) is below the lower surface (132) of the arrow shaft band in linear condition,
Wherein the first arrow shaft guiding piece (16A, 16B) height and position of the guide position in (163) is different with the height and position of guide position (G) in the second arrow shaft guiding piece (19),
Wherein arrow shaft band (13A, the upper surface at least of upper surface 13B) (131) and lower surface (132) be by the first arrow shaft guiding piece (16A 16B) guides,
Wherein the lower surface (212,282) of the lower surface (204) of reinforcing section (20) or gripper head (11,12) guides by the second arrow shaft guiding piece (19), and
Wherein (13A 13B) goes up driving force and applies the position (F1 F2) is adjusted near the height and position of the center of gravity of gripper head (11,12) position at least for the arrow shaft in linear condition band.
2. the Weft inserter that is used for Rapier looms according to claim 1, wherein, (13A, upper surface 13B) (131) and lower surface (132) are that (16A 16B) is directed by the arrow shaft guiding piece to the arrow shaft band.
3. the Weft inserter that is used for Rapier looms according to claim 1 and 2, wherein, reinforcing section will be formed a kind of from arrow shaft band (13A, length direction 13B) sees that its cross-sectional configuration is recessed (20 of U-shaped shape profile, 33,34), thus its stretch out arrow shaft band downwards (13A be outside lower surface 13B) (132).
4. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 3, wherein, reinforcing section (20) be with the arrow shaft band (13A, 13B) integrally formed, and with its arrow shaft band (13A 13B) is identical materials.
5. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 4, wherein, the length (D) of reinforcing section (20) is half of stroke (L) of gripper head (11,12) at least.
6. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 3, wherein, reinforcing section (20) is that (13A 13B) separates with the arrow shaft band, and gripper head (11,12) is connected to the front end or the arrow shaft band of the reinforcing section of separation.
7. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 3, wherein, gripper head (11,12) is equipped with a guide bracket (21,28), and the part of its guide bracket is extended to form reinforcing section (20).
8. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 7, wherein, the cross-sectional configuration of reinforcing section (20) is a bi-directional symmetrical.
9. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 7, wherein, the cross-sectional configuration of reinforcing section (20) is two-way asymmetric.
10. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 9, wherein, the arrow shaft in linear condition with on driving force apply the center of gravity (111 that the position is adjusted to the combination of gripper head and reinforcing section.121) near the position the height and position.
11. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 9, wherein, the height and position of the center of gravity of gripper head (11,12) is set in the arrow shaft band that is in linear condition, and (13A is within thickness range 13B).
12. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 9, wherein, gripper head (11,12) and the center of gravity (11 of the combination of reinforcing section (20), 121) moving line (K1, K2) height and position departs from arrow shaft band (13A, thickness range 13B) that is in linear condition a little up or down.
13. according to any one described Weft inserter that is used for Rapier looms in the claim 1 to 3, wherein, gripper head (11C, lower wall (23 12C), 30) back half (232,302) is the front half (233,303) that is lower than lower wall, and the back of lower wall half be fixed to arrow shaft band (13A be on the diapire (203) of reinforcing section 13B) (20).
14. the Weft inserter that is used for Rapier looms according to claim 1 and 2, wherein, reinforcing section be configured as a kind of from arrow shaft band (13A, length direction 13B) sees that its cross-sectional configuration is protruding (35) of inverted U-shaped shape, so that it protrudes upward the arrow shaft band, and (13A is outside upper surface 13B) (131).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP311866/00 | 2000-10-12 | ||
JP2000311866A JP4595187B2 (en) | 2000-10-12 | 2000-10-12 | Weft insertion device in rapier loom |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1349009A true CN1349009A (en) | 2002-05-15 |
CN1287025C CN1287025C (en) | 2006-11-29 |
Family
ID=18791564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011431504A Expired - Fee Related CN1287025C (en) | 2000-10-12 | 2001-10-12 | Weft inserter used for rapier loom |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1209267B1 (en) |
JP (1) | JP4595187B2 (en) |
KR (1) | KR100428824B1 (en) |
CN (1) | CN1287025C (en) |
DE (1) | DE60121702T2 (en) |
TW (1) | TW508384B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105113107A (en) * | 2015-09-14 | 2015-12-02 | 广西华虹绸缎有限责任公司 | Floating type guide hook mechanism of rapier loom |
CN106637602A (en) * | 2016-12-06 | 2017-05-10 | 中材科技股份有限公司 | Multilayer three-dimensional preform asymmetrical bilateral rapier weft insertion apparatus and weft insertion method thereof |
CN109457370A (en) * | 2018-09-21 | 2019-03-12 | 航宸石家庄新材料科技有限公司 | A kind of band-like tow carbon fiber braider of double arrow shaft thin slices of storage latitude formula |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMI20050170A1 (en) * | 2005-02-07 | 2006-08-08 | Mec Trinca Colonel Silvio | DEVICE FOR THE OPERATION OF THE CLAMP-HOLDING TAPE FOR THE INSERTION OF THE WIRE OF MESH IN MACHINES FOR THE PRODUCTION OF FABRICS |
ITVI20050224A1 (en) * | 2005-08-05 | 2007-02-06 | Smit S P A | PERFECT TAPE HEAD FOR CLIP TEXTILE FRAMES AND PROCEDURE FOR ITS REALIZATION |
BE1022753B1 (en) * | 2015-02-02 | 2016-08-30 | Picanol | LANS, GRAIN WEAVING MACHINE AND METHOD FOR MANUFACTURING A LANS |
CN109322045B (en) * | 2018-11-09 | 2024-02-23 | 江苏理工学院 | Weft feeding device and weft insertion device of rapier loom |
KR102562449B1 (en) * | 2021-12-13 | 2023-08-02 | 일성기계공업 주식회사 | Carrier Carrying Weft Yarn |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0222387U (en) * | 1988-07-28 | 1990-02-14 | ||
US5176185A (en) * | 1990-07-24 | 1993-01-05 | Sulzer Brothers Limited | Guide teeth for a rapier picking tape |
JPH0527070U (en) * | 1991-09-17 | 1993-04-06 | 津田駒工業株式会社 | Rapier head |
BE1007003A3 (en) * | 1993-04-15 | 1995-02-14 | Picanol Nv | A weaving machine provided with LANS AND GUIDANCE RESOURCES. |
JPH06299440A (en) * | 1993-04-13 | 1994-10-25 | Ishikawa Seisakusho Ltd | Weft transport member and weft transport member guide of rapier loom |
IT1271130B (en) * | 1994-11-30 | 1997-05-26 | Vamatex Nuova Spa | MEANS TO GUIDE THE MOTORCYCLE OF A PAIR OF CLAMPS INSIDE THE PITCH OF WEAVING FRAMES |
JPH1136160A (en) * | 1997-07-16 | 1999-02-09 | Toyota Autom Loom Works Ltd | Picking device in repier loom |
JPH11100749A (en) * | 1997-09-22 | 1999-04-13 | Tsudakoma Corp | Guide device for rapier band in rapier loom |
JP2000234241A (en) * | 1999-02-15 | 2000-08-29 | Tsudakoma Corp | Rapier head in rapier loom |
-
2000
- 2000-10-12 JP JP2000311866A patent/JP4595187B2/en not_active Expired - Fee Related
-
2001
- 2001-09-07 TW TW090122221A patent/TW508384B/en not_active IP Right Cessation
- 2001-09-20 KR KR10-2001-0058286A patent/KR100428824B1/en not_active IP Right Cessation
- 2001-10-10 EP EP01124172A patent/EP1209267B1/en not_active Expired - Lifetime
- 2001-10-10 DE DE60121702T patent/DE60121702T2/en not_active Expired - Lifetime
- 2001-10-12 CN CNB011431504A patent/CN1287025C/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105113107A (en) * | 2015-09-14 | 2015-12-02 | 广西华虹绸缎有限责任公司 | Floating type guide hook mechanism of rapier loom |
CN106637602A (en) * | 2016-12-06 | 2017-05-10 | 中材科技股份有限公司 | Multilayer three-dimensional preform asymmetrical bilateral rapier weft insertion apparatus and weft insertion method thereof |
CN109457370A (en) * | 2018-09-21 | 2019-03-12 | 航宸石家庄新材料科技有限公司 | A kind of band-like tow carbon fiber braider of double arrow shaft thin slices of storage latitude formula |
Also Published As
Publication number | Publication date |
---|---|
JP2002115152A (en) | 2002-04-19 |
JP4595187B2 (en) | 2010-12-08 |
EP1209267B1 (en) | 2006-07-26 |
KR20020029298A (en) | 2002-04-18 |
DE60121702D1 (en) | 2006-09-07 |
EP1209267A2 (en) | 2002-05-29 |
DE60121702T2 (en) | 2007-08-02 |
KR100428824B1 (en) | 2004-04-29 |
TW508384B (en) | 2002-11-01 |
EP1209267A3 (en) | 2003-05-02 |
CN1287025C (en) | 2006-11-29 |
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