JP6841710B2 - Thread unloading equipment and spinning take-up equipment - Google Patents

Description

The present invention relates to a yarn unloading device for unloading a plurality of yarns spun from a spinning apparatus, and a spinning take-up facility including the yarn unloading device.

For example, Patent Document 1 discloses a spinning take-up device that picks up a plurality of yarns spun from a spinning device. This spinning take-up device is configured on two floors, the spinning device is arranged on the second floor, and the taking-up section and the winding device for taking out a plurality of yarns spun from the spinning device are provided on the first floor. There is. That is, when threading the take-up section and the winding device, it is necessary to lower the plurality of threads spun from the spinning device to the first floor. For this reason, Patent Document 1 provides a yarn unloading device that lowers a plurality of yarns spun from a spinning device from the second floor to the first floor while holding the plurality of yarns.

International Publication No. 2015/198698

By the way, in order to improve the production efficiency of yarn, in recent spinning take-up equipment, a large number of spinning devices and spinning take-up devices are often arranged side by side. In such a case, if the yarn unloading device described in Patent Document 1 is adopted, it is necessary to install a yarn unloading device for each spinning take-up device, and there is a concern that the equipment cost including the maintenance cost will increase. To.

The present invention has been made in view of the above problems, and an object of the present invention is to reduce the cost and enable the yarn unloading in each spinning take-up device even when a plurality of spinning take-up devices are lined up. To do.

The yarn unloading device according to the present invention is provided in a spinning take-up facility that takes up a plurality of yarns spun from a spinning apparatus provided on an upper floor on a lower floor, and lowers the plurality of yarns from the upper floor to the lower floor. A yarn lowering device capable of descending to the lower floor while holding a trolley main body configured to be movable on the upper floor and a plurality of yarns provided on the trolley main body and spun from the spinning device. It is characterized in that it is provided with a thread lowering member.

With such a configuration, since the bogie body is provided with a thread unloading member so as to be movable on the upper floor, the thread unloading can be performed at an appropriate position by moving the bogie body. Therefore, even when a plurality of spinning take-up devices are lined up, it is possible to lower the yarn with each spinning take-up device by moving the bogie body, and a dedicated device is provided for each spinning take-up device. Since there is no need, equipment costs including maintenance costs can be suppressed.

Further, in the thread lowering device according to the present invention, it is preferable that the thread lowering members are separated from each other in a direction intersecting in the vertical direction, and each has a plurality of hooking portions capable of hooking the plurality of threads.

With such a configuration, by hooking the thread on the plurality of hooking portions, the thread on the upstream side and the thread on the downstream side of the hooking portion can be separated from each other above the hooking portion. Therefore, when the yarn is delivered on the lower floor, the yarn can be reliably delivered from only one of the upstream side and the downstream side.

Further, in the thread lowering device according to the present invention, the hooking portion may have a slit shape that opens downward.

With such a configuration, the thread can be hooked on the hooked portion when the thread lowering member is lowered, so that the thread can be easily held by the thread lowering member.

Further, in the thread lowering device according to the present invention, it is preferable that the thread lowering member is connected to a wire, and the bogie main body is provided with a first reel for winding the wire.

With such a configuration, the thread lowering member can be lowered by pulling out the wire from the first reel. Further, the device can be made compact by winding the wire on the first reel at a time other than the thread unloading.

Further, in the thread lowering device according to the present invention, it is preferable that the bogie main body is provided with a first drive unit for rotationally driving the first reel.

With such a configuration, by driving the first drive unit, the thread lowering member can be automatically raised and lowered, and the burden on the operator can be reduced. Further, since the first drive unit acts as a brake, the wire is not pulled out by the weight of the thread lowering member without permission, so that the thread lowering member can be lowered stably.

Further, in the thread lowering device according to the present invention, it is preferable that the bogie main body is provided with a guide member for guiding the thread lowering member in the vertical direction.

With such a configuration, the thread lowering member can be lowered along the guide member, and the thread lowering member can be stably lowered to a desired position.

Further, in the thread lowering device according to the present invention, the guide member has flexibility that allows it to be wound up, and the carriage body is provided with a second reel for winding up the guide member. It is good to have.

With such a configuration, the guide member can be lowered by pulling out the guide member from the second reel. Further, the device can be made compact by winding the guide member on the second reel at a time other than the thread lowering.

Further, in the thread lowering device according to the present invention, it is preferable that the bogie main body is provided with a second drive unit for rotationally driving the second reel.

With such a configuration, by driving the second drive unit, the guide member can be automatically raised and lowered, and the burden on the operator can be reduced. Further, since the second drive unit acts as a brake, the guide member is not pulled out by its own weight, so that the guide member can be lowered stably.

Further, in the yarn lowering device according to the present invention, it is preferable that the bogie main body is provided with a suction member for sucking a plurality of yarns spun from the spinning device.

With such a configuration, by sucking the yarn with the suction member, the work of causing the yarn lowering member to hold the yarn becomes easy.

The spinning take-up facility according to the present invention is a spinning take-up facility that takes up a plurality of yarns spun from a spinning device provided on an upper floor on a lower floor, and a plurality of yarns spun from the spinning device are referred to as described above. A yarn unloading device for lowering from the upper floor to the lower floor is provided, and the yarn unloading device includes a trolley main body configured to be movable on the upper floor and a plurality of yarn unloading devices provided on the trolley main body and spun from the spinning device. It is characterized by having a thread lowering member that can be lowered to the lower floor while holding the thread.

With such a configuration, since the bogie body is provided with a thread unloading member so as to be movable on the upper floor, the thread unloading can be performed at an appropriate position by moving the bogie body. Therefore, even when a plurality of spinning take-up devices are lined up, it is possible to lower the yarn to the suction holding portion of each spinning take-up device by moving the trolley body, and each spinning take-up device is dedicated. Since it is not necessary to install the equipment of the above, the equipment cost including the maintenance cost can be suppressed.

Further, in the spinning take-up equipment according to the present invention, it is preferable that the bogie main body is provided with a guide member capable of raising and lowering to guide the yarn lowering member in the vertical direction.

With such a configuration, the thread lowering member can be lowered along the guide member, and the thread lowering member can be stably lowered to a desired position.

Further, in the spinning take-up equipment according to the present invention, a positioning portion for positioning the guide member is provided on the lower floor, and the lower end portion of the guide member is engaged with the positioning portion. It is preferable that an engaging portion to be positioned is provided.

With such a configuration, the positioning of the guide member improves the accuracy of the lowering position of the thread lowering member that is lowered along the guide member. Therefore, the thread can be delivered and delivered accurately on the lower floor.

Further, in the spinning take-up equipment according to the present invention, an opening through which the plurality of yarns can pass is formed in the partition floor provided between the upper floor and the lower floor, and at the peripheral edge of the opening. It is preferable that a tubular cover member projecting downward from the partition floor is provided, and the positioning portion is provided on the inner wall of the cover member.

With such a configuration, when the guide member is lowered, the guide member can be aligned with the inner wall of the cover member, and the engaging portion can be easily engaged with the positioning portion.

Further, in the spinning take-up equipment according to the present invention, a fall prevention wall protruding upward from the partition floor is provided at the peripheral edge of the opening, and the front end of the bogie body can be brought into contact with the fall prevention wall. A contact portion is formed, and by positioning the carriage body so that the contact portion abuts on the fall prevention wall, the guide member can be lowered along the inner wall of the cover member. I hope I can.

With such a configuration, it is possible to easily position the carriage body so that the guide member is aligned with the inner wall of the cover member.

It is a schematic block diagram of the spinning take-back equipment which concerns on this embodiment. It is a perspective view of the thread lowering device. It is a schematic diagram which shows the positioned thread unloading apparatus. It is a schematic diagram which shows the thread lowering device in the state which lowered the guide member. It is a schematic diagram which shows the thread-lowering device in the state which the thread-lowering member is lowered. It is sectional drawing in VI-VI of FIG. It is a figure which shows the spinning take-back equipment before lowering a guide member. It is a figure which shows the spinning take-back equipment in the state which the guide member was lowered. It is a figure which shows the spinning take-back equipment just before lowering a yarn lowering member. It is a figure which shows the spinning take-back equipment in the state which the yarn lowering member is lowered. It is a figure which shows the spinning take-back equipment during threading by a thread hooking device.

[Embodiment]
(Overall outline configuration)
An embodiment of the present invention will be described. FIG. 1 is a schematic configuration diagram of a spinning take-up facility according to the present embodiment. The spinning take-up facility 1 is divided into a first floor (lower floor) and a second floor (upper floor) by a partition floor 2. The spinning take-up equipment 1 includes a spinning device 3, a spinning take-up device 4, a thread lowering device 5, a thread hooking device 6, and a control device 7 as main configurations. The spinning device 3, a partial configuration of the spinning take-up device 4, and the yarn unloading device 5 are arranged on the second floor, and the remaining configurations of the spinning take-up device 4 and the yarn hooking device 6 are arranged on the first floor. There is. The thread lowering device 5 can move freely on the second floor. Therefore, the arrangement of the thread lowering device 5 in FIG. 1 is only an example. The control device 7 controls the overall operation of the spinning take-up facility 1. Specifically, the control device 7 controls the operation of the spinning take-up device 4 and issues a thread hooking command to the thread hooking device 6.

In the spinning take-up equipment 1 of the present embodiment, a plurality of spinning devices 3 and a spinning take-up device 4 are arranged in the direction perpendicular to the paper surface of FIG. A plurality of openings 2a through which a plurality of yarns Y spun from each spinning device 3 arranged on the second floor can pass are formed in the partition floor 2 in the direction perpendicular to the paper surface of FIG. A tubular cover member 8 projecting downward from the partition floor 2 is installed below the peripheral edge of each opening 2a in order to prevent thread swaying and the like. Further, in order to prevent the thread lowering device 5 and the like from falling from the second floor on the upper side of the peripheral edge portion of each opening 2a, a tubular fall prevention wall 9 protruding upward from the partition floor 2 is installed. ..

In the following, for convenience of explanation, the vertical direction of FIG. 1 is the vertical direction of the spinning take-up facility 1, the left-right direction of FIG. 1 is the front-back direction of the spinning take-up facility 1, and the vertical direction of the paper surface of FIG. 1 is the left-right direction of the spinning take-up facility 1. Define.

(Spinning equipment)
The spinning device 3 is installed on the second floor and has a configuration in which a spinning pack 10 having a spinneret 10a is mounted. A plurality of synthetic fiber yarns Y are spun from the spinneret 10a by extruding the molten polymer in a high temperature state supplied from a polymer supply device (not shown) including a gear pump or the like from the spinneret 10a.

(Spinning take-back device)
The spinning take-up device 4 takes up a plurality of yarns Y spun from the spinning device 3 and winds them around a plurality of bobbins B to form a plurality of packages P. The spinning take-up device 4 includes a cooling unit 11, an oil agent guide 12, a yarn regulation guide 13, a yarn holding unit 14, a take-up unit 15, a winding device 16, and the like. Of these, the cooling unit 11, the oil agent guide 12, and the thread regulation guide 13 are arranged on the second floor, and the thread holding unit 14, the take-up unit 15, and the winding device 16 are arranged on the first floor.

The cooling unit 11 is arranged immediately below the spinning device 3. When the plurality of yarns Y spun from the spinneret 10a pass through the cooling unit 11, they are cooled and solidified by the gas supplied to the cooling unit 11. An oil agent guide 12 and a thread regulation guide 13 are arranged below the cooling unit 11. The oil agent guide 12 applies an oil agent to a plurality of yarns Y spun from the spinning device 3. Further, the thread regulation guide 13 under the oil agent guide 12 defines the thread paths of the plurality of threads Y to which the oil agent is applied by the oil agent guide 12.

The thread holding portion 14 is fixedly installed at a position directly below the opening 2a of the partition floor 2. The yarn holding portion 14 cuts a plurality of yarns Y spun from the spinning apparatus 3 when some trouble or the like occurs in an apparatus downstream of the yarn holding portion 14 (the take-up portion 15, the winding apparatus 16, etc.). Then, the suction is temporarily held until the trouble or the like is resolved. Since the plurality of yarns Y spun from the spinning device 3 are sucked and held by the yarn holding portion 14, the yarn Y is not sent to the take-up portion 15 and the winding device 16 on the downstream side of the yarn holding portion 14. As a result, the operator can perform work such as solving troubles in the take-up unit 15 and the take-up device 16.

The take-up section 15 takes up a plurality of threads Y coming down from the second floor through the opening 2a formed in the partition floor 2. The take-up section 15 has two godet rollers 19 and 20. The two godet rollers 19 and 20 are rotationally driven by motors (not shown), respectively. The take-up unit 15 sends a plurality of threads Y to the take-up device 16 by the two godet rollers 19 and 20. Of the two godet rollers 19 and 20, the godet roller 19 on the upstream side is installed at a position substantially directly below the thread holding portion 14. On the other hand, the godet roller 20 on the downstream side has a position at the time of thread hooking close to the godet roller 19 (the position indicated by the alternate long and short dash line in FIG. 1) and a position at the time of yarn production directly above the winding device 16 (FIG. 1). It is movable across the position shown by the solid line).

The winding device 16 includes a turret 21, two bobbin holders 22, a traverse device 23, a contact roller 24, and the like. Two bobbin holders 22 are rotatably supported on the turret 21. By rotating the turret 21, the positions of the two bobbin holders 22 are switched up and down. A plurality of bobbins B are mounted on each bobbin holder 22. The traverse device 23 has a plurality of traverse guides 23a corresponding to the plurality of bobbins B of the bobbin holder 22. As each traverse guide 23a reciprocates, the thread Y is traversed around the fulcrum guide 25 and wound around the bobbin B to form the package P. The contact roller 24 comes into contact with the plurality of packages P formed on the upper bobbin holder 22, and applies contact pressure to each of the plurality of packages P.

(Thread unloading device)
Next, the thread lowering device 5 will be described. FIG. 2 is a perspective view of the thread lowering device 5, FIG. 3 is a schematic view showing a positioned thread lowering device 5, and FIG. 4 shows a thread lowering device 5 in a state where the guide member is lowered. FIG. 5 is a schematic view showing a thread lowering device 5 in a state where the thread lowering member is lowered, and FIG. 6 is a cross-sectional view taken along the line VI-VI of FIG. The yarn unloading device 5 is for lowering a plurality of yarns Y spun from the spinning apparatus 3 to the first floor at the time of threading performed before the start of production of the package P.

The thread lowering device 5 includes a carriage main body 30, a thread lowering member 31, a guide member 32, a suction gun 33, and the like. The thread lowering device 5 has a configuration in which various members are mounted on the bogie main body 30, and wheels 34 and an operation unit 35 are attached to the bogie main body 30. Then, by operating the operation unit 35 by the operator, the thread lowering device 5 can be freely moved on the partition floor 2.

The thread lowering member 31 has a support portion 31a extending in the vertical direction and a holding portion 31b attached to the lower end portion of the support portion 31a. The holding portion 31b is formed with two slit-shaped hooking portions 31c that are open downward and can hook a plurality of threads Y. The two hooking portions 31c are arranged so as to be horizontally separated from each other with the supporting portion 31a interposed therebetween. As will be described later, the plurality of threads Y can be lowered to the first floor by lowering the thread lowering member 31 in a state where the plurality of threads Y are hooked and held by the two hooking portions 31c.

A wire 36 is connected to the upper end of the thread lowering member 31. Further, a first reel 38 for winding the wire 36 is rotatably attached to a plate-shaped support member 37 erected from the floor surface of the carriage body 30. The first reel 38 is rotationally driven by the first motor 39. Further, a pin member 40 on which the wire 36 is hung is attached to the support member 37, and the path of the wire 36 when raising and lowering the thread lowering member 31 is defined by the pin member 40. By rotating the first reel 38 in the direction of pulling out the wire 36, the thread lowering member 31 is lowered below the pin member 40. Further, by rotating the first reel 38 in the direction of winding the wire 36, the thread lowering member 31 is raised.

The guide member 32 guides the thread lowering member 31 in the vertical direction when the thread lowering member 31 moves up and down. The guide member 32 is composed of a chain-shaped cable bear (registered trademark) in which a plurality of minute elements 32a are rotatably connected to each other, and has flexibility that can be wound up. As shown in FIG. 6, the minute element 32a of the guide member 32 has a U-shaped cross-sectional shape in which the right side (the side facing the thread lowering member 31) is open. On the other hand, a plurality of engaging portions 31d (see FIG. 3 and the like) are formed side by side in the vertical direction on the back surface (the surface on the side facing the guide member 32) of the support portion 31a of the thread lowering member 31. The thread unloading member 31 is guided by the guide member 32 by moving the engaging portion 31d of the thread unloading member 31 in the vertical direction in the internal space of the minute element 32a in a state of being engaged with the minute element 32a of the guide member 32. It is possible to go up and down while being done.

A second reel 41 for winding the guide member 32 is rotatably attached to the support member 37. The second reel 41 is rotationally driven by the second motor 42. Further, a pin member 43 on which the guide member 32 is hung is attached to the support member 37, and the path of the guide member 32 when raising and lowering the guide member 32 is defined by the pin member 43. By rotating the second reel 41 in the direction of pulling out the guide member 32, the guide member 32 is lowered below the pin member 43. Further, by rotating the second reel 41 in the direction of winding the guide member 32, the guide member 32 is raised. Power is supplied to the first motor 39 and the second motor 42 from a battery (not shown) mounted on the bogie body 30.

In the portion where the guide member 32 bends in contact with the pin member 43, the internal space of the micro element 32a is opened upward, and the engaging portion 31d of the thread lowering member 31 protrudes into the internal space of the micro element 32a. It is possible to enter and exit. In addition, in FIG. 2, since the pin member 43 is shown, the illustration of the minute element 32a is omitted in the vicinity of the pin member 43.

In order to position the guide member 32, as shown in FIGS. 3 to 5, an engaging member 44 provided at the lower end of the guide member 32 and a positioning member 26 attached to the lower end of the inner wall of the cover member 8 And, the positioning mechanism is configured by. As shown in FIG. 6, the engaging member 44 has a shape that allows it to be engaged with the positioning member 26 from above. As a result, the guide member 32 can be temporarily fixed by lowering the guide member 32 and engaging the engaging member 44 with the positioning member 26.

When the yarn unloading device 5 is used to unload the yarn, first, the yarn unloading device 5 is arranged in the vicinity of the opening 2a formed below the target spinning device 3. At this time, as shown in FIG. 3, the contact portion 30a formed at the front end portion of the bogie main body 30 of the thread lowering device 5 is brought into contact with the fall prevention wall 9 formed around the opening 2a. The thread lowering device 5 is arranged. As a result, the thread lowering device 5 is positioned in the left-right direction of FIG. Further, in the present embodiment, a marker is added to an appropriate position of the partition floor 2 to assist in positioning in the direction perpendicular to the paper surface of FIG. That is, the thread lowering device 5 can be positioned by bringing the contact portion 30a of the bogie body 30 into contact with the fall prevention wall 9 and moving the thread lowering device 5 to the position indicated by the marker. ing.

When the positioning of the thread lowering device 5 is completed, the guide member 32 is lowered as shown in FIG. As described above, by properly positioning the thread lowering device 5, when the guide member 32 is lowered, the engaging member 44 attached to the lower end of the guide member 32 is attached to the positioning member 26. It can be smoothly engaged and the guide member 32 is fixed. Subsequently, by lowering the yarn lowering member 31 along the guide member 32, the holding portion 31b is positioned below the lower end of the cover member 8 as shown in FIG. As a result, the plurality of threads Y (not shown in FIG. 5) held by the holding unit 31b can be delivered to the thread hooking device 6 and the thread holding unit 14. The details of the series of operations will be described later.

The suction gun 33 is a member for sucking and holding a plurality of yarns Y spun from the spinning apparatus 3 when lowering the yarns. Although the suction gun 33 of the present embodiment is fixed to the carriage body 30, it may be detachable from the carriage body 30. A suction hose 33a is connected to the suction gun 33. On the other hand, in the vicinity of each opening 2a, a suction adapter 2b connected to a suction source (not shown) provided in the spinning take-up facility 1 is provided. Then, by connecting the suction hose 33a of the suction gun 33 to the suction adapter 2b, a suction force can be generated at the suction port at the tip of the suction gun 33. The plurality of threads Y sucked by the suction gun 33 pass through a suction hose 33b different from the suction hose 33a and are discarded in a waste thread box (not shown).

(Thread hooking device)
The thread hooking device 6 is a program-controlled thread hooking robot. The thread hooking device 6 is configured to be movable in the left-right direction (vertical direction on the paper surface of FIG. 1), and has a thread hooking arm 6a provided with an articulated portion so that it can move freely in three dimensions. Although not shown, the tip of the thread hook arm 6a is provided with a cutter for cutting the thread Y and a suction portion for sucking the thread Y cut by the cutter. The thread hooking device 6 reaches a position in front of the spinning take-up device 4 when a thread hooking command in a certain spinning take-up device 4 is received from the control device 7 among a plurality of spinning take-up devices 4 arranged in the left-right direction. It moves and hooks threads on the two godet rollers 19 and 20 of the take-up unit 15 and the take-up device 16.

(Flow of thread unloading and thread hooking)
Finally, the flow of work such as thread unloading and thread hooking when the production of yarn Y is started by the spinning take-up device 4 will be described with reference to FIGS. 7 to 11. FIG. 7 is a diagram showing a spinning take-up facility 1 before lowering the guide member 32, FIG. 8 is a diagram showing a spinning take-up facility 1 in a state where the guide member 32 is lowered, and FIG. 9 is a diagram showing a yarn. It is a figure which shows the spinning take-up equipment 1 just before lowering the lowering member 31, FIG. 10 is a figure which shows the spinning take-up equipment 1 in the state which the yarn lowering member 31 was lowered, and FIG. 11 is a figure which shows the yarn hooking apparatus 6. It is a figure which shows the spinning take-back facility 1 during thread hooking by.

When thread hooking is performed in a spinning take-up device 4, the operator moves the yarn lowering device 5 to the spinning take-up device 4, as shown in FIGS. 3 and 7. As described above, the thread lowering device 5 is positioned at an appropriate position so that the engaging member 44 engages with the positioning member 26 when the guide member 32 is later lowered. In the positioned thread lowering device 5, the two hooking portions 31c of the thread lowering member 31 are arranged in the front-rear direction.

Subsequently, the operator sucks and holds the plurality of threads Y spun from the spinning device 3 by the suction gun 33, and then sucks and holds the plurality of threads Y sucked by the suction gun 33 into the oil agent guide 12 and the thread regulation guide. Multiply by 13. Around this time, the control device 7 issues a thread hooking command to the thread hooking device 6 in order to move the thread hooking device 6 to the position of the spinning take-up device 4.

Next, as shown in FIGS. 4 and 8, the operator pulls out the guide member 32 from the second reel 41 and lowers the guide member 32 by driving the second motor 42. As a result, the guide member 32 passes through the opening 2a and further descends, and finally descends to a position where the engaging member 44 engages with the positioning member 26. By engaging the engaging member 44 with the positioning member 26, the guide member 32 is prevented from swinging, and the yarn lowering member 31 can be stably moved up and down along the guide member 32.

Subsequently, as shown in FIG. 9, the operator hooks and moves a plurality of threads Y by the thread hooking tool T, and moves the thread Y between the suction gun 33 and the thread hooking tool T by the thread lowering member 31. It is positioned directly below the holding portion 31b. More specifically, the thread path is adjusted so that the thread Y between the suction gun 33 and the thread hooking tool T enters the two hooking portions 31c when the thread lowering member 31 is subsequently lowered.

Next, as shown in FIGS. 5 and 10, the operator pulls out the wire 36 from the first reel 38 and lowers the thread lowering member 31 by driving the first motor 39. At this time, a plurality of threads Y are hooked on the two hooking portions 31c of the thread lowering member 31, and the plurality of threads Y are held by the holding portion 31b. In the present embodiment, the thread lowering device 5 is positioned so that the two hooking portions 31c are lined up in the front-rear direction. Therefore, when the thread lowering member 31 is lowered, the thread is as shown in FIG. The thread path from the regulation guide 13 to the suction gun 33 via the holding portion 31b of the thread lowering device 5 is V-shaped open in the front-rear direction.

When the thread lowering member 31 is lowered to the lowest position, the thread hooking device 6 has a plurality of thread hooking arms 6a from the front side of the spinning take-up device 4 between the thread regulation guide 13 and the holding portion 31b of the thread lowering device 5. Contact the thread Ya. Then, the plurality of threads Ya are cut and sucked and held. At this time, as described above, since the thread Ya on the upstream side of the holding portion 31b and the thread Yb on the downstream side of the holding portion 31b are separated in the front-rear direction, the thread hooking device 6 uses the plurality of threads Ya. It is possible to prevent cutting and suction-holding of a plurality of threads Yb having different thread traveling directions.

After the thread hooking device 6 sucks and holds the plurality of threads Y by the thread hooking arm 6a, the thread hooking arm 6a is operated to transfer the plurality of threads Y to the godet rollers 19 and 20 of the take-up unit 15 as shown in FIG. Multiply in order. Further, when the delivery of the thread Y to the thread hooking device 6 is completed, the operator raises the thread lowering member 31 and the guide member 32 in order and returns them to the bogie main body 30.

[effect]
As described above, the yarn lowering device 5 of the present embodiment has a carriage main body 30 configured to be movable on the second floor (upper floor) and a plurality of yarn lowering devices 5 provided on the carriage main body 30 and spun from the spinning device 3. A thread lowering member 31 that can be lowered to the first floor (lower floor) while holding the thread Y is provided. In such a configuration, since the bogie main body 30 configured to be movable on the second floor is provided with the thread lowering member 31, the thread down can be performed at an appropriate position by moving the bogie main body 30. Can be done. Therefore, even when a plurality of spinning take-up devices 4 are lined up, it is possible to carry out yarn unloading by each spinning take-up device 4 by moving the trolley main body 30, and each spinning take-up device 4 is dedicated. Since it is not necessary to install the equipment of the above, the equipment cost including the maintenance cost can be suppressed.

Further, in the present embodiment, a plurality of hooking portions 31c are formed on the thread lowering member 31 so as to be separated from each other in a direction intersecting in the vertical direction (front-back direction) and capable of hooking a plurality of threads Y respectively. There is. Therefore, by hooking the thread Y on the plurality of hooking portions 31c, the thread Ya on the upstream side and the thread Yb on the downstream side of the hooking portion 31c can be separated from each other above the hooking portion 31c. Therefore, when the thread Y is delivered on the first floor, it can be reliably delivered only from the thread Ya on the upstream side.

Further, in the present embodiment, since the hooking portion 31c has a slit shape that opens downward, the thread Y can be hooked on the hooking portion 31c when the thread lowering member 31 descends, and the thread Y by the thread lowering member 31 can be hooked. Is easy to hold.

Further, in the present embodiment, the thread lowering member 31 is connected to the wire 36, and the bogie main body 30 is provided with the first reel 38 for winding the wire 36. Therefore, the thread lowering member 31 can be lowered by pulling out the wire 36 from the first reel 38. Further, the device can be made compact by winding the wire 36 on the first reel 38 at a time other than the thread unloading.

Further, in the present embodiment, the carriage main body 30 is provided with a first motor 39 (first drive unit) for rotationally driving the first reel 38. Therefore, by driving the first motor 39, the thread lowering member 31 can be automatically raised and lowered, and the burden on the operator can be reduced. Further, since the first motor 39 acts as a brake, the wire 36 is not pulled out by the weight of the thread lowering member 31 without permission, so that the thread lowering member 31 can be lowered stably.

Further, in the present embodiment, the bogie main body 30 is provided with a guide member 32 that guides the thread lowering member 31 in the vertical direction. Therefore, the thread lowering member 31 can be lowered along the guide member 32, and the thread lowering member 31 can be stably lowered to a desired position.

Further, in the present embodiment, the guide member 32 has flexibility that allows it to be wound up, and the carriage body 30 is provided with a second reel 41 for winding up the guide member 32. Therefore, the guide member 32 can be lowered by pulling out the guide member 32 from the second reel 41. Further, the device can be made compact by winding the guide member 32 on the second reel 41 at a time other than the thread lowering.

Further, in the present embodiment, the bogie main body 30 is provided with a second motor 42 (second drive unit) for rotationally driving the second reel 41. Therefore, by driving the second motor 42, the guide member 32 can be automatically raised and lowered, and the burden on the operator can be reduced. Further, since the second motor 42 acts as a brake, the guide member 32 is not pulled out by its own weight, so that the guide member 32 can be lowered stably.

Further, in the present embodiment, the carriage body 30 is provided with a suction gun 33 (suction member) for sucking a plurality of threads Y spun from the spinning device 3. Therefore, by sucking the thread Y with the suction gun 33, the work of causing the thread lowering member 31 to hold the thread Y becomes easy.

Further, in the present embodiment, a positioning member 26 (positioning portion) for positioning the guide member 32 is provided on the first floor, and the lower end portion of the guide member 32 is engaged with the positioning member 26. An engaging member 44 (engaging portion) to be positioned is provided. With such a configuration, the positioning of the guide member 32 improves the accuracy of the lowering position of the thread lowering member 31 that is lowered along the guide member 32. Therefore, the thread Y can be delivered on the first floor with high accuracy.

Further, in the present embodiment, an opening 2a through which a plurality of threads Y can pass is formed in the partition floor 2 provided between the second floor and the first floor, and the partition floor 2 is formed at the peripheral edge of the opening 2a. A tubular cover member 8 projecting downward is provided, and the positioning member 26 is provided on the inner wall of the cover member 8. With such a configuration, when the guide member 32 is lowered, the guide member 32 can be aligned with the inner wall of the cover member 8, and the engaging member 44 can be easily engaged with the positioning member 26. ..

Further, in the present embodiment, a fall prevention wall 9 projecting upward from the partition floor 2 is provided at the peripheral edge of the opening 2a, and a contact portion capable of contacting the fall prevention wall 9 is provided at the front end of the carriage body 30. 30a is formed, and by positioning the carriage body 30 so that the contact portion 30a comes into contact with the fall prevention wall 9, the guide member 32 can be lowered along the inner wall of the cover member 8. Therefore, the carriage body 30 can be easily positioned so that the guide member 32 is aligned with the inner wall of the cover member 8.

[Other Embodiments]
For example, in the above embodiment, in order to improve the workability of thread lowering, the thread lowering device 5 has a guide member 32 and a suction gun 33. However, it is also possible to omit the guide member 32 and the suction gun 33.

Further, in the above embodiment, the first motor 39 for rotationally driving the first reel 38 and the second motor 42 for rotationally driving the second reel 41 are provided. However, the operator may manually rotate the first reel 38 and the second reel 41 by eliminating the first motor 39 and the second motor 42.

Further, in the above embodiment, the guide member 32 can be temporarily fixed by engaging the engaging member 44 with the positioning member 26. However, it is not essential to provide such a positioning mechanism.

Further, in the above embodiment, the thread Y unloaded by the thread unloading device 5 is delivered to the thread hooking device 6. However, the thread Y unloaded by the thread unloading device 5 may be delivered to the thread holding unit 14. Alternatively, the thread Y unloaded by the thread unloading device 5 may be handed over to a suction gun owned by an operator on the first floor.

Further, in the above embodiment, the pin member 40 that defines the path of the wire 36 and the pin member 43 that defines the path of the guide member 32 are fixed members. However, the fixed member is not limited to the rotating body having a bearing or the like. By forming the rotating body, the amount of friction with respect to the wire 36 and the guide member 32 can be reduced, and the product life can be extended.

Further, in the above embodiment, the wire 36 is connected to the thread lowering device 5, and the first reel 38 provided on the bogie main body 30 winds up the wire 36. However, as long as it can be wound on the first reel 38, it is not limited to the wire.

Further, in the above embodiment, the guide member 32 for guiding the thread lowering member 31 in the vertical direction is provided on the bogie main body 30. However, the guide member 32 may be provided on the cover member 8 and the fall prevention wall 9 as long as the thread lowering member 31 is guided in the vertical direction. By providing the guide member 32 for each spinning take-up device 4, the second reel 41, the second motor 42, and the engaging member 44 are not required in the thread unloading device 5, and the thread unloading device 5 is made lightweight and compact. Can be done. Therefore, the operator can easily handle the thread unloading device 5 and position the thread unloading device 5 at the time of thread unloading, which not only suppresses the equipment cost including the maintenance cost as compared with the conventional equipment, but also produces the yarn. It can also increase efficiency.

Further, in the above embodiment, a marker is added to an appropriate position of the partition floor 2 as an aid when positioning the thread lowering device 5 in the front-rear direction. However, the marker is not limited to the marker, and a guide member such as a guide rail for positioning or a positioning pin may be provided. By providing the guide member, the thread lowering device 5 can be positioned more accurately.

Further, in the above embodiment, in the positioned thread unloading device 5, the two hooking portions 31c of the thread unloading member 31 are arranged in the front-rear direction. However, as long as the plurality of threads Y held by the holding portion 31b can be delivered to the thread hooking device 6 and the thread holding portion 14, they are lined up not only in the front-rear direction but also in the left-right direction, the diagonal direction, and the like. You may.

Further, in the above embodiment, the thread is brought into contact with the contact portion 30a formed at the front end portion of the carriage body 30 of the thread lowering device 5 from the left side with the fall prevention wall 9 formed around the opening 2a. The unloading device 5 is positioned in the left-right direction. However, the direction in which the contact portion 30a is brought into contact with the fall prevention wall 9 can be appropriately changed. That is, from any direction, positioning in one direction in the horizontal plane is possible as long as the contact portion 30a is brought into contact with the fall prevention wall 9. For example, even if the thread lowering device 5 is brought into contact with the fall prevention wall 9 from the front-rear direction and positioning is performed in the front-rear direction, the thread lowering member 31 can be stably lowered to a predetermined position.

Further, in the above embodiment, it is said that a suction adapter 2b connected to a suction source (not shown) provided in the spinning take-up facility 1 is provided in the vicinity of each opening 2a. However, a suction adapter 2b common to a plurality of spinning take-up devices 4 may be provided.

1: Spinning take-up equipment 2: Partition floor 2a: Opening 3: Spinning device 4: Spinning take-up device 5: Thread lowering device 6: Thread hooking device 8: Cover member 9: Fall prevention wall 26: Positioning member (positioning part)
30: Bogie body 30a: Contact part 31: Thread lowering member 31c: Hooking part 32: Guide member 33: Suction gun (suction member)
36: Wire 38: 1st reel 39: 1st motor (1st drive unit)
41: 2nd reel 42: 2nd motor (2nd drive unit)
44: Engaging member (engaging part)
Y: Thread

Claims (14)

A yarn unloading device provided in a spinning take-up facility that takes up a plurality of yarns spun from a spinning device provided on the upper floor on the lower floor, and lowers the plurality of yarns from the upper floor to the lower floor.
The dolly body that is configured to be movable on the upper floor,
A yarn lowering member provided on the bogie body and capable of descending to the lower floor while holding a plurality of yarns spun from the spinning apparatus.
A thread unloading device characterized by being provided with. The thread unloading device according to claim 1, wherein the thread unloading members are separated from each other in a direction intersecting in the vertical direction, and each has a plurality of hooking portions capable of hooking the plurality of threads. .. The thread lowering device according to claim 2, wherein the hooking portion has a slit shape that opens downward. The thread lowering member is connected to a wire and
The thread lowering device according to any one of claims 1 to 3, wherein a first reel for winding the wire is provided on the bogie main body. The thread lowering device according to claim 4, wherein the bogie main body is provided with a first driving unit for rotationally driving the first reel. The thread unloading device according to any one of claims 1 to 5, wherein the trolley body is provided with a guide member for guiding the thread unloading member in the vertical direction. The guide member has flexibility that can be wound up.
The thread lowering device according to claim 6, wherein a second reel for winding the guide member is provided on the bogie main body. The thread lowering device according to claim 7, wherein the bogie main body is provided with a second driving unit for rotationally driving the second reel. The thread unloading device according to any one of claims 1 to 8, wherein the bogie main body is provided with a suction member for sucking a plurality of threads spun from the spinning device. It is a spinning take-up facility that takes up multiple yarns spun from the spinning equipment installed on the upper floor on the lower floor.
A yarn unloading device for lowering a plurality of yarns spun from the spinning device from the upper floor to the lower floor is provided.
The thread lowering device is
The dolly body that is configured to be movable on the upper floor,
A yarn lowering member provided on the bogie body and capable of descending to the lower floor while holding a plurality of yarns spun from the spinning apparatus.
Spinning take-back equipment characterized by having. The spinning take-up equipment according to claim 10, wherein the bogie main body is provided with a guide member that can be raised and lowered to guide the yarn lowering member in the vertical direction. A positioning unit for positioning the guide member is provided on the lower floor.
The spinning take-up equipment according to claim 11, wherein an engaging portion that is positioned by engaging with the positioning portion is provided at the lower end portion of the guide member. An opening through which the plurality of threads can pass is formed in the partition floor provided between the upper floor and the lower floor, and a tubular shape protruding downward from the partition floor at the peripheral edge of the opening. A cover member is provided,
The spinning take-up equipment according to claim 12, wherein the positioning portion is provided on an inner wall of the cover member. A fall prevention wall protruding upward from the partition floor is provided at the peripheral edge of the opening, and a contact portion capable of contacting the fall prevention wall is formed at the front end of the trolley body.
13. A thirteenth aspect of the present invention, wherein the guide member can be lowered along the inner wall of the cover member by positioning the bogie body so that the contact portion abuts on the fall prevention wall. Described spinning take-back equipment.

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