CN217052579U - Shuttle and circular weaving machine convenient for changing weft - Google Patents

Abstract

The utility model discloses a shuttle of conveniently changing latitude belongs to plastic woven machinery, the problem that the workman changed the woof spindle and wasted time and energy is solved, the technical scheme who solves this problem mainly includes the shuttle and connects in the first tube socket of shuttle, the second tube socket, first tube socket rotates to be connected in the sliding sleeve, sliding sleeve sliding connection is in the shuttle, the second tube socket rotates to be connected in the shuttle, be equipped with between sliding sleeve and the shuttle and make first tube socket keep being close to the elastic component of trend to the second tube socket, it has the handle that drives the sliding sleeve and keep away from the second tube socket to articulate on the shuttle, the handle includes the connecting portion with sliding sleeve swing joint, supply the operating portion of user operation and with shuttle articulated portion. The utility model discloses mainly used improves the speed that the workman changed the woof spindle. The utility model also provides a circular weaving machine, including foretell shuttle that conveniently trades the latitude.

Description

Shuttle convenient for changing weft and circular weaving machine

Technical Field

The utility model relates to a plastic weaving machine, in particular to a shuttle and a circular weaving machine which are convenient for changing weft.

Background

In the existing circular weaving machine, a shuttle drives a weft yarn spindle to do circular motion on a door ring component and shuttle in warp yarns which are crossed from top to bottom, so that weaving is realized. After the weft yarn spindle is used for a period of time, the weft yarn on the weft yarn spindle is used up, and the circular weaving machine can be stopped for replacement, and generally one circular weaving machine is provided with four or six or more shuttles, so that the production efficiency of plastic weaving enterprises can be influenced by the speed of replacing the weft yarn spindle by workers, and urgent needs exist on how to quickly replace the weft yarn spindle.

The shuttle is generally provided with a first pipe seat and a second pipe seat, the first pipe seat and the second pipe seat rotate relative to the shuttle body, two ends of a pipe body of the weft yarn spindle are respectively sleeved on the first pipe seat and the second pipe seat, and after the weft yarn is pulled, the weft yarn spindle rotates to unreel the weft yarn to realize weaving. The first tube seat can be close to the second tube seat relative to the shuttle body so as to clamp the tube body of the weft yarn spindle, or far away from the second tube seat relative to the shuttle body so as to detach the weft yarn spindle and mount a new weft yarn spindle. In order to ensure the reliability of the weft spindle after the pipe body is clamped by the first pipe seat and the second pipe seat and not to separate from the shuttle body, the first pipe seat is provided with a spring with a larger stiffness coefficient, most workers are female workers and have smaller strength, so the weft spindle is laboursome to disassemble and assemble, the labor intensity is larger, the replacement speed is reduced, the downtime is prolonged, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to achieve the purpose of providing a shuttle convenient for changing weft, which improves the speed of changing weft spindles for workers.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a shuttle of conveniently changing weft, include the shuttle body and connect in the first tube socket of the shuttle body, the second tube socket, first tube socket rotates to be connected in the sliding sleeve, sliding sleeve sliding connection is in the shuttle body, the second tube socket rotates to be connected in the shuttle body, be equipped with between sliding sleeve and the shuttle body and make first tube socket keep being close to the elastic component of trend to the second tube socket, it has the handle that drives the sliding sleeve and keep away from the second tube socket to articulate on the shuttle body, the handle includes the connecting portion with sliding sleeve swing joint, the operation portion that supplies the user to operate and the articulated portion with the shuttle body.

Furthermore, the sliding sleeve is movably connected with the connecting part through a pin shaft.

Furthermore, the pin shaft is fixed on the sliding sleeve, and the connecting part is provided with a first movable hole for the pin shaft to move so as to avoid interference; or the pin shaft is fixed on the connecting part, and the sliding sleeve is provided with a second movable hole for the pin shaft to move so as to avoid interference.

Furthermore, the shuttle body is provided with a locking surface for locking the handle at a weft changing position, the weft changing position is a position where the handle drives the sliding sleeve to be away from the second pipe seat, the operating part is hinged to the connecting part, a torsional spring for driving the operating part to rotate to the locking surface is arranged between the operating part and the connecting part, and the operating part is abutted to the locking surface to prevent the handle from being reset under the action of the elastic part.

Further, the handle is of an integrally formed structure.

Furthermore, the handle is arranged on one side of the sliding sleeve; or the handle is provided with two connecting parts and two hinged parts, and the two connecting parts and the two hinged parts are respectively positioned at two opposite sides of the sliding sleeve.

Furthermore, the distance from one end of the operating part far away from the hinge part to the rotation center of the hinge part is L1, the distance from the movable connection position of the connecting part and the sliding sleeve to the rotation center of the hinge part is L2, and L1 is 1.5L 2-5L 2.

Further, the shuttle body is provided with a boss for guiding the sliding sleeve, and the boss is provided with a guide surface attached to the outer side wall of the sliding sleeve.

Further, the projection of the guide surface on the cross section of the sliding sleeve is a straight line or a broken line or a circle or an arc line.

The utility model also provides a circular weaving machine, including door circle subassembly and shuttle, circular motion is done to the shuttle in the door circle subassembly, and the shuttle is the shuttle of the convenient latitude that trades among the above-mentioned arbitrary technical scheme.

After the technical scheme is adopted, the utility model has the advantages of as follows: the handle can provide leverage, and the workman can overcome the elasticity of elastic component to the operating portion application of force of handle, and the drive sliding sleeve keeps away from the second tube socket, increases the interval between first tube socket and the second tube socket to can pull down the woof spindle from between first tube socket and the second tube socket very conveniently, and install new woof spindle. The connecting part is movably connected with the sliding sleeve, so that the swinging of the connecting part cannot interfere with the axial sliding of the sliding sleeve, and meanwhile, the resistance of the axial sliding of the sliding sleeve on the handle is reduced, and workers can easily rotate the handle; the hinged part is hinged with the shuttle body, the stability of the handle during rotation is better, the handle is convenient to install, the handle is convenient to additionally install on the existing shuttle, the modification can be realized by replacing one sliding sleeve, and the modification cost is lower.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural view of a shuttle for conveniently changing weft (before changing weft) in one embodiment of the invention;

FIG. 2 is a schematic structural view of a shuttle for conveniently changing weft (in weft changing) according to one embodiment of the present invention;

FIG. 3 is an enlarged view taken at I in FIG. 2;

fig. 4 is a schematic view illustrating a second movable hole of the sliding sleeve according to an embodiment of the present invention;

fig. 5 is a schematic view illustrating the operation portion abutting against the locking surface according to the first embodiment of the present invention;

fig. 6 is a schematic view illustrating a guide surface projected as a fold line in a first embodiment of the present invention;

fig. 7 is a schematic view illustrating a guide surface projected to form a circle according to a first embodiment of the present invention;

fig. 8 is a schematic view illustrating a bump provided with an avoidance groove according to an embodiment of the present invention;

fig. 9 is a schematic view illustrating a guide surface projected into a major arc according to a first embodiment of the present invention;

fig. 10 is a schematic view illustrating a guiding surface projected into a minor arc according to a first embodiment of the present invention;

fig. 11 is a schematic view of a handle according to a second embodiment of the present invention;

fig. 12 is a schematic view of a handle in a third embodiment of the present invention.

Detailed Description

To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein.

It should be understood that, in various embodiments of the present invention, the sequence numbers related to the processes do not mean the order of execution, and the execution order of the processes should be determined by their functions and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.

It should be understood that in the present application, "comprising" and "having" and any variations thereof, is intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It should be understood that in the present invention, "a plurality" means two or more. "and/or" is only an association relationship describing an associated object, and means that there may be three relationships, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "comprises A, B and C" and "comprises A, B, C" means that A, B, C all comprise, "comprises A, B or C" means comprise one of A, B, C, "comprises A, B and/or C" means comprise any 1 or any 2 or 3 of A, B, C.

The technical solution of the present invention will be described in detail with specific examples. The following specific embodiments may be optionally combined with or replaced by each other according to practical situations, and the same or similar concepts or processes may not be described in detail in some embodiments.

The first embodiment is as follows:

the utility model provides a shuttle of conveniently changing weft, as shown in fig. 1 to 3, including shuttle 1 with connect in the first tube socket 2 of shuttle 1, second tube socket 3, first tube socket 2 rotates to be connected in sliding sleeve 4, sliding sleeve 4 sliding connection is in shuttle 1, second tube socket 3 rotates to be connected in shuttle 1, be equipped with between sliding sleeve 4 and the shuttle 1 and make first tube socket 2 keep being close to the elastic component 5 of trend to second tube socket 3, common parts such as elastic component 5 can select spring or bullet pad, it has the handle 6 that drives sliding sleeve 4 and keep away from second tube socket 3 to articulate on the shuttle 1, handle 6 includes connecting portion 61 with sliding sleeve 4 swing joint, supply user operation's operating portion 62 and with shuttle 1 articulated portion 63. The handle 6 can provide leverage, and the workman can overcome the elasticity of elastic component 5 to the operating portion 62 application of force of handle 6 more easily, drives sliding sleeve 4 and keeps away from second tube socket 3, increases the interval between first tube socket 2 and the second tube socket 3 to can pull down the woof spindle from between first tube socket 2 and the second tube socket 3 very conveniently, and install new woof spindle 9. The connecting part 61 is movably connected with the sliding sleeve 4, so that the swinging of the connecting part 61 cannot interfere with the axial sliding of the sliding sleeve 4, and meanwhile, the resistance of the axial sliding of the sliding sleeve 4 to the handle 6 is reduced, and a worker can easily rotate the handle 6; the hinge part 63 is hinged with the shuttle body 1, the stability of the handle 6 during rotation is better, the handle 6 is convenient to install, the handle 6 is also convenient to be additionally arranged on the existing shuttle, the modification can be realized by replacing one sliding sleeve 4, and the modification cost is lower.

In an embodiment, the shuttle body 1 includes a shuttle base plate 11 and a fixing seat 12, the fixing seat 12 may be formed integrally with the shuttle base plate 11, or may be installed on the shuttle base plate 11 after being separately processed, the fixing seat 12 is provided with a mandrel 7, the mandrel 7 may adopt a structure integrally formed with the fixing seat 12, or may be installed on the fixing seat 12 after being separately processed, the sliding sleeve 4 and the elastic member 5 are both sleeved on the mandrel 7, an end portion of the mandrel 7 far from the fixing seat 12 is provided with a gasket 71 for axial limiting, the sliding sleeve 4 is limited between the fixing seat 12 and the gasket 71 for axial movement, and the first tube seat 2 is installed on the sliding sleeve 4 through a bearing 21 to realize rotational connection and follows the sliding sleeve 4 for axial movement. The hinge 63 can alternatively be hinged to the holder 12. It should be understood that the fixing base 12 is a part of the structure of the shuttle 1, is a technical name drawn for clarity of description, and is not limited to the shape thereof. In another embodiment, the sliding sleeve 4 may not be guided by the mandrel 7, for example, a sleeve-guided sliding or a sliding-rail-guided sliding, etc.

In one embodiment, the sliding sleeve 4 is movably connected with the connecting portion 61 through a pin 41. Specifically, the pin 41 may be fixed to the sliding sleeve 4, the connecting portion 61 is provided with a first movable hole 611 for allowing the pin 41 to move so as to avoid interference, and the first movable hole 611 may be a hole with a diameter larger than that of the pin 41, or may be an elongated hole with a length larger than that of the pin 41. In another embodiment, the pin 41 can be fixed to the connecting portion 61, and the sliding sleeve 4 is provided with a second movable hole 42 for moving the pin 41 to avoid interference, the second movable hole 42 is similar to the first movable hole 611, as shown in fig. 4. It is understood that, besides the pin 41, other common parts can be used to realize the movable connection between the sliding sleeve 4 and the connecting portion 61, as long as the swinging of the connecting portion 61 and the axial sliding of the sliding sleeve 4 do not interfere with each other.

In one embodiment, the shuttle 1 is provided with a locking surface 100 for locking the handle 6 at a weft changing position, the weft changing position is a position where the handle 6 drives the sliding sleeve 4 to be far away from the second tube seat 3, as seen in fig. 3 and 5, the boss 13 is arranged on the fixed seat 12, the bottom surface of the boss 13 forms the locking surface 100, the operating part 62 is hinged to the connecting part 61, a torsion spring 64 for driving the operating part 62 to rotate to the locking surface 100 is arranged between the operating part 62 and the connecting part 61, the operating part 62 can be abutted against the locking surface 100 to prevent the handle 6 from being reset under the action of the elastic member 5, a worker overcomes the acting force of the torsion spring 64 to move the operating part 62 out of the locking surface 100, the handle 6 can be automatically reset under the action of the elastic member 5, and the first tube seat 2 and the second tube seat 3 can position the replaced weft spindle 9. It will be appreciated that, in addition to this, it is also possible to provide a hook or catch on the shuttle body, which is able to hook or catch the operating portion 62 to keep the handle 6 in the weft exchange position.

In one embodiment, the handle 6 is arranged on one side of the sliding sleeve 4, so that the structure is simpler, and the processing and the assembly are more convenient.

The distance from one end of the operating part 62 far away from the hinge 63 to the rotation center of the hinge 63 is L1, the distance from the position where the connecting part 61 is movably connected with the sliding sleeve to the rotation center of the hinge 63 is L2, for example, the distance from the center of the pin shaft to the rotation center of the hinge 63 is L2 in the embodiment, although L2 is changed in the process of rotating the handle, the change amount is smaller, and is basically negligible compared with the size of L1. In general, the space for the handle 6 to rotate on the shuttle 1 is relatively limited, and in order to ensure that the worker can save labor when operating the handle 6 and ensure that the swing stroke of the connecting part 61 is sufficiently large, L1 may be 1.5L2 to 5L2, for example, L1 is approximately twice as large as L2 in this embodiment.

In one embodiment, in order to make the sliding sleeve 4 slide axially more smoothly, the boss 13 can guide the axial movement of the sliding sleeve 4, and the boss 13 is provided with a guide surface 131 attached to the outer side wall of the sliding sleeve 4. As several possibilities, the projection of the guide surface 131 onto the cross section of the sliding sleeve 4 can be designed as a straight line. As shown in fig. 6, the guide surface 131 may be projected to form a polygonal line; or as shown in fig. 7, the projection of the guide surface 131 forms a circle, but only when this structure is adopted, in order to avoid the pin shaft 41, an avoiding groove 132 is provided on the boss 13, as shown in fig. 8, so that a section of the structure forms a major arc structure due to the avoiding groove 132, and certainly, the pin shaft 41 can also be selected to avoid the boss 13, for example, one end of the sliding sleeve 4 extends out of the circular hole of the boss 13, and the pin shaft 41 is connected to the end of the sliding sleeve 4 extending out of the circular hole; or as shown in fig. 9, the guide surface 131 is projected to form a major arc; as also shown in fig. 10, the guide surface 131 projects to form a minor arc. Of course, other configurations than those listed may be employed as long as guidance is possible. It is mentioned above that the handle 6 is disposed at one side of the sliding sleeve 4, which may cause the sliding sleeve 4 to be unevenly stressed and rotate during the operation of a worker, so that the projection of the guide surface 131 on the cross section of the sliding sleeve 4 may be designed to be a straight line or a broken line, the bottom of the sliding sleeve 4 may be configured correspondingly, and other structures capable of limiting the rotation of the sliding sleeve 4 may be selected.

The second embodiment:

as shown in fig. 11, the handle 6 may be an integral structure to reduce the number of assembly steps. And in order to lock the handle 6 at the weft changing position, a hook or a buckle can be arranged on the shuttle body 1, and the operating part 62 can be hooked or clamped to keep the handle 6 at the weft changing position, so that a worker can conveniently change the weft spindle 9.

Other contents not described in this embodiment may refer to embodiment one.

Example three:

in addition to providing the handle 6 on one side of the sliding sleeve 4, in order to balance the stress of the sliding sleeve 4, the handle 6 may also be designed to have two connecting portions 61 and two hinge portions 63, as shown in fig. 12, the two connecting portions 61 and the two hinge portions 63 are respectively located on two opposite sides of the sliding sleeve 4, and the two operating portions 62 may be connected into a whole.

Other contents not described in the present embodiment may refer to the above-described embodiments.

Example four:

a circular weaving machine comprises a door ring assembly and a shuttle, wherein the shuttle makes circular motion in the door ring assembly, and the shuttle is the shuttle which is convenient to exchange weft in any one embodiment. The weft yarn spindle is convenient to replace, the strength requirement on workers is obviously reduced, the labor intensity of workers for replacing the weft yarn spindle can be reduced, the weft replacing efficiency of the workers is improved, the production efficiency is improved, and multiple purposes are achieved.

Other contents not described in the present embodiment may refer to the above-described embodiment.

In addition to the preferred embodiments described above, other embodiments of the present invention are also contemplated, and those skilled in the art will be able to make various changes and modifications to the present invention without departing from the spirit of the present invention, which should be construed as being limited only by the scope of the appended claims.

Claims (10)

1. A shuttle convenient for changing weft comprises a shuttle body, a first tube seat and a second tube seat, wherein the first tube seat and the second tube seat are connected to the shuttle body, the first tube seat is rotatably connected to a sliding sleeve, the sliding sleeve is slidably connected to the shuttle body, the second tube seat is rotatably connected to the shuttle body, an elastic part enabling the first tube seat to keep approaching to the second tube seat is arranged between the sliding sleeve and the shuttle body, the shuttle is characterized in that a handle driving the sliding sleeve to keep away from the second tube seat is hinged to the shuttle body, and the handle comprises a connecting part movably connected with the sliding sleeve, an operating part for user operation and a hinged part hinged to the shuttle body.

2. The shuttle for facilitating weft replacement according to claim 1, wherein the sliding sleeve is movably connected with the connecting part through a pin shaft.

3. A shuttle convenient for weft exchange according to claim 2, wherein said pin is fixed to the sliding sleeve, the connecting portion being provided with a first moving hole for movement of the pin to avoid interference; or the pin shaft is fixed on the connecting part, and the sliding sleeve is provided with a second movable hole for the pin shaft to move so as to avoid interference.

4. A shuttle for facilitating the exchange of weft according to claim 1, wherein said shuttle body is provided with a locking surface for locking the handle at the weft exchange position, the weft exchange position being a position where the handle drives the sliding sleeve away from the second bobbin seat, the operating portion is hinged to the connecting portion, a torsion spring for driving the operating portion to rotate to the locking surface is provided between the operating portion and the connecting portion, and the operating portion abuts against the locking surface to prevent the handle from being reset by the elastic member.

5. A shuttle for facilitating weft exchange according to claim 1, wherein said handle is of an integrally formed construction.

6. A shuttle convenient for weft exchange according to claim 1 wherein said handle is provided on one side of the sliding sleeve; or the handle is provided with two connecting parts and two hinged parts, and the two connecting parts and the two hinged parts are respectively positioned at two opposite sides of the sliding sleeve.

7. The shuttle convenient for changing weft according to claim 1, wherein the distance from one end of the operating part far away from the hinge part to the rotation center of the hinge part is L1, the distance from the movable connection position of the connecting part and the sliding sleeve to the rotation center of the hinge part is L2, and L1 is 1.5L 2-5L 2.

8. The shuttle for facilitating weft exchange according to claim 1, wherein the shuttle body is provided with a boss for guiding the sliding sleeve, and the boss is provided with a guide surface which is attached to an outer side wall of the sliding sleeve.

9. A shuttle for facilitating weft exchange according to claim 8, wherein the projection of the guide surface on the cross section of the sliding sleeve is a straight line or a broken line or a circle or an arc line.

10. A circular weaving machine comprising a gate loop assembly and a shuttle, the shuttle making circular motion in the gate loop assembly, wherein the shuttle is the shuttle for facilitating the weft replacement according to any one of claims 1 to 9.

Images