Classifications

• • D—TEXTILES; PAPER
  • D03—WEAVING
  • D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
  • D03J1/00—Auxiliary apparatus combined with or associated with looms
  • D03J1/14—Apparatus for threading warp stop-motion droppers, healds, or reeds

Definitions

• the present invention relates to a drawing device for passing warp yarn through soto and prize.
• warp preparation process for weaving there is a process of passing a warp between Sotogo's integrated hole and Protoba.
• the warp threading of the pig iron into the pig iron hole and the warp thread between the Proba are a series of operations, but in the past these operations were performed by separate devices. Therefore, there is a problem that a device for performing the warp preparation process is complicated and large, and the work efficiency is deteriorated.
• a drawing apparatus capable of performing a series of operations of the warp threading to the pig iron and the warp threading between the Proba using a single device is disclosed in Japanese Utility Model Publication No. 63-1677182,
• the warp is instantaneously passed through both the pig iron hole and the prawn between the pig iron and the pig by using the air.
• a warp is arranged near the pig iron hole of the pig iron arranged at the suction port of the air nozzle, the warp is drawn into the air nozzle by the suction action of the air nozzle, and the warp is jetted out from the injection port between the prawns. is there.
• An object of the present invention is to provide a device which is a further improved device of the drawing device disclosed in Japanese Utility Model Application Laid-Open No. 63-16771 / 82 in order to smoothly pass warp yarns through Soto and Proto. is there.
• invention disclosure is a further improved device of the drawing device disclosed in Japanese Utility Model Application Laid-Open No. 63-16771 / 82 in order to smoothly pass warp yarns through Soto and Proto. is there.
• a total supply means for supplying and arranging the pig iron one by one to the threading position and moving and placing the pig iron from the threading position to the mounting standby position
• a pig iron mounting means for mounting and mounting the general on the general rod, an air guide interposed between the iron pig hole at the threading position and the gap between the Proto and Protowa, and at least the yarn
• a drawnog device was constructed with an air nozzle pointing to the inlet of the air guide through the pig iron hole on the threading position.
• the pig iron hole moved to the threading position by the pig iron supplier corresponds to the inlet of the air guide, and the warp yarn is placed in front of the pig iron hole on this corresponding position.
• air is injected from the air nozzle, and this injection blows through the gap between the prawns through the iron hole and the air passage of the air guide.
• the warp yarn passes through the iron hole and the air passage of the air nozzle, and further passes between the wings.
• Ru can be passed through the warp smoothly until between pulling the warp breakage caused £ Succoth without ⁇ by setting the injection pressure moderately 0
• the upper edge of the inlet side of the air guide air passage is connected to the upper edge of the outlet side by ascending and sloping connection, so that the jet air from the air nozzle can easily flow away from the thread discharging slit, and The yarn is prevented from jumping out of the discharging slit.
• Injection air flowing through the air guide air passage may flow out of the yarn discharging slit due to its diffusivity as it goes to the outlet side.However, the air exits the upper edge of the air guide air passage entrance side.
• the jet air flow in the air guide also reduces the yarn discharging slit. C prevents leakage from the thread to the outside. This further enhances the effect of preventing the thread from jumping out of the thread discharging slit.
• the jet air effectively acts on the warp yarn by forming the jet nozzle of the air nozzle into an elongated narrow shape in the vertical direction in accordance with the length direction of the warp passed through the pig iron hole by the jet from the air nozzle. Further, by forming a cutout in the injection recess at least on one side of the injection port, a parallel-linear working area of the injection air from the injection port is expanded in the left-right direction. to this The jet air effectively acts on the warp on both the left and right sides, and the warp is smoothly blown into the pig iron hole.
• the lower end of the warp portion before being blown into the pig iron hole is provided. Is suppressed in the horizontal direction within the thread guide slit. This facilitates the insertion of the warp into the headhole.
• the injection direction of the air nozzle substantially coincide with the inclination direction of the upper edge of the inlet side of the air guide of the air guide, the warp in the air guide flies away from the yarn discharging slit, and the yarn is discharged. The effect of the thread jumping out of the slit is further increased.
• FIG. 1 is a plan view
• FIG. 2 is a right side view
• FIG. 3 is a left side view
• FIG. 4 is an air nozzle
• Fig. 5 is a right side view, also showing a state of being arranged at the threading position R.
• Fig. 6 is a plan view of a partly broken main part
• Fig. 7 is a side view of a partly broken main part
• Fig. 8 Fig. 6 is a sectional view taken along the line A-A in Fig. 6,
• Fig. 9 is a front view of the air nozzle
• Fig. 10 is a sectional view taken along the line B-B in Fig. 7, and
• Fig. 11 is a warp thread passed through pr.
• FIG. 1 is a plan view
• FIG. 2 is a right side view
• FIG. 3 is a left side view
• FIG. 4 is an air nozzle.
• Fig. 5 is a right side view, also showing a state of being
• FIG. 13 is a plan view showing a state in which the pig iron is gripped through a warp
• FIG. 14 is a plan sectional view of a main part showing another example. is there. '
• each support circular Six holding recesses 2 a, 3 a, 4 a are provided on the peripheral surface of the plates 2, 3, 4 at an interval of 60 °, and each holding recess 2 a,
• Magnets 5, 6, and 7 are embedded in the bottom surfaces of 3a and 4a.
• the holding recesses 2 a, 3 a, 4 a on each of the support disks 2, 3, 4 are arranged so as to overlap when viewed in the vertical direction, and the holding recesses 2 a, 3 a, 3
• An air guide 8 is fixedly installed between the upper support disk 2 and the middle support disk 3, and the drive shaft 1 is penetrated to be rotatable relative to the air guide 8.
• the air guide 8 is formed by joining a pair of guide pieces 8A and 8B, and is recessed on the inner surface of the guide piece 8A as shown in FIGS. 6 to 8 and FIG.
• a thread discharging slit si extending from an inlet 8b to an outlet 8c is communicated from the lower end to the air passage 8a.
• the width of the slit s1 is set narrower than that of the air passage 8a, and the yarn discharging slit s is a part of the air passage on the inlet 8b side.
• the rear half of the slit forming wall 9, 10 forming the thread discharging slit s on the outlet 8c side extends significantly below the front half of the inlet 8b side, and the air passage 8 a and the thread discharging slit s are bent at the front and rear middle part. .
• Upper edge of the air passage 8 a is inclined edge 8 a of the temperature Ri gradient at the inlet 8 b side as a boundary around the bent portion, that is formed in the horizontal edge 8 a 2 at the outlet 8 c side.
• the horizontal edge 8a2 is provided with a pair of air escape holes 8d that open upward, and between the two air escape holes 8d, the horizontal edge 8a2 has a yarn discharge ejection port 8e. Is provided.
• the jetting direction of the yarn discharge port 8e is set so as to point downward and to the outlet 8c side, and the yarn discharge port 8e is connected to the air supply passage 8f and the pipe on the guide piece 8B side. Through fitting 30
• the air supply pipe is connected to 11.
• a Pr 12 is provided so as to be movable in a direction orthogonal to the direction of the exit 8c.
• the Prov 1 and 2 can be intermittently moved by the drive means (not shown) in the direction of arrow P 'in FIG. 1 by the Prov feather gap 12a, and the Prov feather gap 12a is connected to the exit 8c of the air guide 8. They are sequentially moved and arranged at opposing positions.
• a plurality of supply ports 13 are supported by the support body 14 so as to be oriented in the direction of movement of the proto 12 and in a direction perpendicular to the direction of movement of the brackets.
• Many supply irons 15 are suspended from each supply rod 13.
• a guide 16 is disposed in the vertical direction on the left side of the drive shaft 1 and near the peripheral surface of each of the supporting disks 2, 3, and 4.
• An air cylinder 1 is provided at a position facing the guide 16 7 is arranged in the direction of the supply rod 13, and a contact member 17 b is fixed to the tip of the drive port 17 a.
• the support member 14 can be moved and arranged in a direction perpendicular to the supply rod 13 by a driving device (not shown), and one of the supply rods 13 supporting the integrated member 15 faces the guide member 16. ⁇ . '
• the contact member 17b is pressed against the pig iron 15 of the supply rod 13 arranged at the opposing position by the protrusion of the drive rod 1a of the air cylinder 17.
• the pig iron 15 is inserted into the guide portion 16a of the guide body 16, and the leading pig iron 15 is pressed against the peripheral surfaces of the supporting disks 2, 3, and 4.
• the holding recesses 2a, 3a, 4a of the supporting discs 2, 3, 4 are sequentially arranged around the guide 16 at the position facing the guide 16a.
• the leading head 15 pressed against the peripheral surface of each of the supporting disks 2, 3, 4 is pushed into the holding recesses 2a, 3a, 4a pivotally arranged at the position X.
• the integral 15 pushed into the holding recesses 2a, 3a, 4a is attracted by the magnets 5, 6, 7 on the bottom surface of the holding recesses 2a, 3a, 4a, and a single pig iron 15 Of each support disk 2, 3, 4 It is held in a vertical state.
• the depth of each of the holding recesses 2a, 3a, 4a is set to about the thickness of the pig iron 15.
• an air cylinder 18 is disposed directly below the peripheral surface of the lower supporting disk 4 corresponding to the position X 1, facing upward. Can abut on the lower end of the integrated unit 15 in the holding recesses 2a, 3a, 4a arranged at the position X. The protruding operation of the drive rod 18a moves up the entirety 15 in the holding recesses 2a, 3a, 4a at the position X, and the torsion 15a at the upper end of the 15 Remove from the twisted part 15a upward.
• each support disk 2, 3, 4 are carried to the next position X 2 which ⁇ 15 is orbiting 60 ° in the holding recess 2 a, 3 a, 4 a position as to rotate, the next ⁇ 15 while being prevented from moving to the position X 2 direction by the guide member 16, is pushed to the next holding section M 2 a, 3 a, 4 a a which is orbiting arranged from the position X 6 to the position X.
• the holding recesses 2 a, 3 a, and 4 a are six 60 by the 60 ° intermittent rotation of the drive shaft 1. Dividing position X, ⁇ 2, ⁇ 3, ⁇ 4, ⁇ 5, Yuku are sequentially switched arranged to Kaibeta. Position of the inlet 8 b of Eagai de 8 is set so as to correspond to the position X 3.
• An air cylinder 19 is disposed obliquely upward in front of the entrance 8 b of the air guide 8, and an air nozzle 20 is fixed to a tip of the drive rod 19 a.
• a guide rail 21 is provided directly below the path of the air nozzle 20 in parallel with the drive port 19a.
• a slider 22 is supported on the guide rail, and is fixed to the lower surface of the air nozzle 20. ing.
• the air nozzle 20 is switched between the standby position shown in FIGS. 1 and 2 and the threading position shown in FIGS. 4 and 5 without rotating around the drive rod 19a.
• the air nozzle 20 is formed by joining a pair of nozzle blocks 20A and 20B, and a recess 20a is formed on the upper surface of the nozzle block 20A. Is provided. A fitting 23 is attached to the front end face of the recess 20a, an air supply pipe 31 is connected to the fitting 23, and a fitting 23 is provided in the nozzle block 2OA. An communicating air passage 20b is provided. An injection passage 20c is recessed in the inner surface of the tip of the nozzle block 20B, and the air passage 20b communicates with the injection passage 20c so as to be orthogonal to the injection passage 20c.
• a pair of upper and lower auxiliary injection passages 20 d is provided on the side surface of the injection passage 20 c, and a similar auxiliary injection passage 20 e is also provided on the inner surface of the azozur block 20 A forming the injection passage 20 c. It is provided.
• the injection passage 20 c has a rising slope, and the direction of the tip of the injection passage 20 c and the injection port 20 f substantially coincides with the inclined edge 8 a H of the air passage 8 a of the air guide 8.
• Is set to The injection port 20 f is set to have a narrow mouth shape that is long in the vertical direction according to the vertical length of the hot iron hole 15 b of the hot iron 15: as shown in FIG. d and 20 e are shown as injection recesses 20 and SO ei on the left and right of the injection port 20 f.
• the nozzle block 20B also covers the side surface of the slider 22 and the guide passage 20b!
• the c guide passage 20 bi provided with is connected to a hooking recess 20 g extending longitudinally through the injection port 2 Of.
• a large number of warps T wound on the warp beam are air-selected by a leaching machine (not shown), one by one in synchronization with the movement of the cylinder 19, and the air nozzle at the standby position shown in Figs. It is located just before the hook recess 20 g of 20. Therefore, when the air nozzle 20 moves forward due to the protruding operation of the air cylinder 19, the selected warp T is hooked on the section 20g, and the lower end of the warp T is held by the slider 22 and the cover section.
• An air cylinder 24 is disposed in front of the drive shaft 1 and each of the supporting discs 2, 3, and 4 in the direction of movement of the proto 12 and an air cylinder 2 is provided at its drive port 24a. 5 are supported in the same direction.
• a support 26 is vertically mounted on a drive rod 25a of the air cylinder 25, and a motor 27 capable of normal and reverse rotation is mounted above and below the support.
• the motor 27 has a rack 27 a penetrating in the front-rear direction, that is, in a direction orthogonal to the direction of movement of the Pro 12, and is combined with a drive pinion (not shown) in the motor 27. This allows the rack 27a to reciprocate back and forth. Both motors 27 are driven synchronously, and both racks 27a move back and forth integrally.
• Gripper 2 8 attached to one end of each rack 2 7 a by the reciprocating longitudinal movement is gripped available-the ⁇ 1 5 on the position X 4.
• a plurality of pig iron rods 29 are arranged in the front-rear direction. It is set to be the same as the arrangement range of the pig rod 29 ⁇ And the gripper 28 is always located at the standby position shown in Fig. 1 o
• ⁇ 1 5 are disposed circumferentially rotating to the position X 3
• first, from two view waiting position 4, 5 view of the yarn through said air nozzle 2 0 by the operation of the air cylinder 1 9 while hooking the warp threads T Moved forward to position.
• the air nozzle 20 is disposed at the threading position, the lower end of the warp T is almost released from the gripping action of the gripping means, and a part of the warp T below the injection port 20 f is slit s.
• Warp site in Sri Tsu preparative s 2 as warps T is sequentially entering the Eagai de within 8 guide channel 2 0 b, Yugu is pull out from the inside Sri Tsu preparative s 2 along the injection port 2 0 f site more lower warp T is suppressed vibration in the vertical and horizontal by Sri Tsu preparative s 2 narrow. Further, the warp T is guided exclusively in the guide passage 20 bi and does not jump out of the slit s 2 to the outside. As a result, the warp portion below the injection port 20f is smoothly guided toward the pig iron hole 15b.
• the presence of the injection recesses 2'0d and 20 accurately positions the flight direction of the warp T immediately before the injection port 20f at the narrow pig hole 15b and the inlet 8b of the air guide 8. .
• the injection velocity at the center in the left-right direction of the injection port 2 Of becomes too large as compared to both sides thereof, and the flight direction of the warp T Is easily directed to the left and right sides from this injection center. In this case, the warp T may not enter the integrated hole 15b. Injection recess 20 di, 20 e!
• the warp T inserted into the air guide 8 is blown out of the outlet 8 along with the air flow, and passes through the gap 12 a of the pr 12 facing the outlet 8 c.
• the warp T has been passed through both the Sogo 15 and the Pro 12.
• the warp T is carried by blast air, but such a blasting action is much stronger than the suction action.
• the warp can be passed smoothly.
• the air injected from the air nozzle into the air guide .8 flows along the air passage 8a, but a part of the air may leak from the yarn discharging slit on the rear half side due to the diffusion action of the injected air.
• the first half of the upper edge of the air passage 8a is set as the ascending edge 8a1
• the downward diffusion of the injection air in the second half is suppressed.
• the injection direction of the injection port 20 f of the air nozzle 20 substantially coincide with the inclined edge 8 aj, the injection air from the air nozzle 20 is inclined at the inclined edge 8 a! To The air flows slightly upward along the front half of the air guide 8.
• the air flow in the air passage 8a in the latter half which is the horizontal edges 8 and 2 , is more effectively suppressed from spreading downward, and the warp T flying in the air guide 8 is discharged. Popping out of the slit s is suppressed.
• the presence of the slit forming walls 9 and 10 on the rear half side extending downwards further effectively suppresses the yarn jumping out of the yarn discharging slit si on the rear half side.
• an air escape hole 8d provided in the horizontal edge 8a2 raises the center flow of the air flow in the air passage 8a upward.
• the warp yarn T flying in the air guide 8 is lifted upward away from the yarn discharging slit s, and this pulling-up action more effectively causes the yarn to fly out of the yarn discharging slit s1.
• this bent shape is one that is set in accordance with the orientation of the ⁇ hole 1 5 of ⁇ fe l 5 on threading position X 3.
• the direction of the injection port 20 f of the air nozzle 20 is adjusted to the inclination direction of the front half of the air passage 8 a. Therefore, the passage area of the pig iron hole 15b with respect to the injection air from the air nozzle 20 is maximized, and the air is introduced into the inlet 8b of the air guide 8 most efficiently.
• Such a bent shape of the yarn discharging slit s which contributes to the smooth insertion of the warp, slightly hinders the yarn discharging operation from the inside of the air guide 8. That is, the warp T in the air guide 8 is pushed down and discharged, and at this time, even if the lower corner portion of the slit forming wall 9 on the inlet 8 b side is a right angle, the right angle Easy to catch on corners. There, a notch 9a is formed at the lower corner of the slit forming wall 9 at the entrance 8b side. By avoiding the warp, catching of the warp when discharging the warp is avoided.
• the air nozzle 20 returns to the standby position by the immersion operation of the air cylinder 19, and the drive shaft 1 rotates 6 ( ⁇ As shown in Fig. 13, the pig iron 15 at the position X 3 is circulated to the mounting standby position X 4.
• the grippers 28 are moved to the mounting standby position X by the synchronous forward rotation of both motors 27. the ⁇ 1 5 on 4 moves to a position for gripping, ⁇ 1 5 is gripped gripper 2 8.
• the ⁇ 1 5 attached standby position X 4 by projecting operation of the air cylinder 2 5 From the holding recesses 2a, 3a, 4a of the integrated iron rod 29, the modal 27 operates, and the air cylinder 24 protrudes, so that the iron pig 15 is selected.
• the gripper 28 is then returned to the standby position shown in FIG. 1 by the operation of the air cylinders 24 and 25 and the motor 27.
• the air guide 32 of the air guide 32 has a linear shape, and the direction of the injection port 33 a of the air nozzle 33 is changed to the air passage. It may be made to match 32 a. Also, an embodiment in which the inclined edge 8a! Is linearly extended instead of the horizontal edge 8a2 of the air passage 8a of the air guide 8 of the above embodiment is possible.
• the air nozzle is located at the threading position. The warp may be fixedly arranged, and the warp may be selectively arranged immediately before the injection port of the air nozzle.
• the warp since the warp is introduced into the air guide through the pig iron hole by the injection air, the warp can be smoothly passed to the proof without causing warp breakage.
• the yarn discharging slit extending from the inlet to the outlet is communicated from below with the air passage of the air guide into which the warp is introduced, and the yarn discharging air directed downward and toward the outlet side to the upper edge of the air passage.
• An injection port is provided, and air is injected from this injection port
• the warp can be discharged from the inside of the guide by firing.
• the presence of the thread discharge slit may cause the thread to slip out of the air guide during threading.
• the jet air from the air nozzle can easily flow away from the yarn discharging slit, and the yarn discharging slit and the like can be prevented from jumping out.
• the effect is further enhanced if the jet direction of the air nozzle is adjusted to the above-mentioned gradient.
• the yarn flying in the air guide is pulled upward, preventing the yarn from jumping out of the yarn discharging slit. Is obtained.
• a notch inclined portion is provided at the corner on the entrance side of the lower edge of the slit forming wall, whereby an effect of avoiding catching at the time of warp discharge can be obtained.
• the injection nozzle of the air nozzle is formed into a narrow and narrow shape in the vertical direction in accordance with the length direction of the warp passed through the pig iron hole by the injection from the air nozzle, the injection air effectively acts on the warp.
• the Byone end of the warp section before being blown into the pig iron hole by the child is up, down, left and right in the thread guide slit. Vibration is suppressed, and smooth insertion of the warp in the pig iron hole is obtained.

Landscapes

• Engineering & Computer Science (AREA)
• Textile Engineering (AREA)
• Auxiliary Weaving Apparatuses, Weavers' Tools, And Shuttles (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=16452395

Family Applications (1)

Country Status (3)

Cited By (1)

Families Citing this family (4)

Citations (2)

Family Cites Families (1)

• 1989
  • 1989-08-03 JP JP20212689A patent/JPH0369643A/ja active Granted
• 1990
  • 1990-07-16 WO PCT/JP1990/000919 patent/WO1991002114A1/ja unknown
  • 1990-07-16 CH CH1039/91A patent/CH685203A5/de not_active IP Right Cessation

Patent Citations (2)

Also Published As

Similar Documents

Legal Events