CN212477021U

CN212477021U - Loom electron dobby shedding mechanism

Info

Publication number: CN212477021U
Application number: CN202021188462.8U
Authority: CN
Inventors: 纪涛
Original assignee: Yingkou Huibang Machinery Co ltd
Current assignee: Yingkou Huibang Machinery Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-02-05
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses a loom electron dobby shedding mechanism, include: the device comprises a heald frame, a heald return spring, a machine body, an upper pull rope, a movable pulley block, a lower pull rope, a vertical hook and a lifting knife; the heald frame is arranged on the machine body through the heald returning spring, one end of the upper pull rope is arranged on the machine body, the other end of the upper pull rope is arranged below the heald frame, an upper pulley in the movable pulley block is arranged on the upper pull rope, and a lower pull rope is arranged on a lower pulley in the movable pulley block; the utility model discloses a rising and falling of heald frame can be controlled to the direction of computer control swing coil direct current, forms the loom opening to solved and adopted cam shedding mechanism, worked out the fabric technology complicacy, move unstability, big scheduling problem of noise, the specially adapted macrocycle fabric can reach unlimited latitude circulation.

Description

Loom electron dobby shedding mechanism

Technical Field

The utility model relates to a textile machinery technical field particularly, is a loom electron dobby shedding mechanism.

Background

At present, a cam (including an expanded pattern plate) shedding mechanism is mostly adopted on a loom, particularly a narrow loom, the weaving process is complex, the operation is unstable, the noise is large, and the like, and especially a large-cycle fabric is incomparable.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems in the prior art, for example, the utility model discloses an electronic dobby shedding mechanism for loom, include: the device comprises a heald frame, a heald return spring, a machine body, an upper pull rope, a movable pulley block, a lower pull rope, a vertical hook and a lifting knife;

the heald frame is arranged on the machine body through the heald returning spring, one end of the upper pull rope is arranged on the machine body, the other end of the upper pull rope is arranged below the heald frame, the upper pulley in the movable pulley block is arranged on the upper pull rope, the lower pull rope is arranged on the lower pulley in the movable pulley block, the two ends of the lower pull rope are sequentially provided with a vertical hook and a lifting knife downwards, two sides of the lower pull rope are respectively provided with a needle selecting mechanism, and the needle selecting mechanism can control the heald frame to ascend or descend by opening or closing with the vertical hook.

Preferably, the needle selecting mechanism includes: the device comprises a first fixed seat, a needle selecting hook, a second fixed seat, a swinging coil, a driving rod, a first permanent magnet and a second permanent magnet;

the needle selection hook is rotatably arranged on the first fixing seat, the swing coil is rotatably arranged on the second fixing seat, the swing coil is connected with the needle selection hook through a driving rod, and the first permanent magnet and the second permanent magnet are arranged on one side of the swing coil and used for controlling the opening or closing of the needle selection hook and the vertical hook.

Preferably, the first permanent magnet N-th order faces the swing coil.

Preferably, the second permanent magnet S is oriented toward the swing coil.

The utility model provides an electronic multi-arm shedding mechanism of a loom. The method has the following beneficial effects: the lifting of the heald frame can be controlled by controlling the direction of the direct current of the swinging coil through the computer to form the opening of the loom, thereby solving the problems of complex weaving process, unstable operation, high noise and the like of the adoption of a cam opening mechanism, being particularly suitable for large-cycle fabrics and achieving infinite weft circulation.

Drawings

Fig. 1 is a schematic front view of an electronic dobby shedding mechanism of a loom according to the present invention;

fig. 2 is a schematic structural view of an operating state of an electronic multi-arm shedding mechanism of a loom according to the present invention;

fig. 3 is a schematic view of a needle selection mechanism and a vertical hook closing structure of an electronic multi-arm shedding mechanism of a loom according to the present invention;

fig. 4 is a schematic view of the structure of the needle selection mechanism and the opening of the vertical hook of the electronic dobby shedding mechanism of the loom of the present invention.

The attached drawings are as follows:

1. a heald frame; 2. a return spring; 3. a body; 4. pulling a rope upwards; 5. a movable pulley block; 6. a lower pull rope; 7. a vertical hook; 8. lifting a knife; 9. a first fixed seat; 10. selecting a needle hook; 11. a second fixed seat; 12. a swing coil; 13. a drive rod; 14. a first permanent magnet; 15. a second permanent magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

as shown in fig. 1-4, an embodiment of the present invention provides an electronic dobby shedding mechanism for a loom, comprising: the device comprises a heald frame 1, a heald returning spring 2, a machine body 3, an upper pull rope 4, a movable pulley block 5, a lower pull rope 6, a vertical hook 7 and a lifting knife 8;

the heald frame 1 is arranged on the machine body 3 through the heald returning spring 2, one end of the upper pull rope 4 is arranged on the machine body 3, the other end of the upper pull rope is arranged below the heald frame 1, the upper pulley in the movable pulley block 5 is arranged on the upper pull rope 4, the lower pull rope 6 is arranged on the lower pulley in the movable pulley block 5, the two ends of the lower pull rope 6 are sequentially provided with a vertical hook 7 and a lifting knife 8 downwards, two sides of the lower pull rope 6 are respectively provided with a needle selecting mechanism, and the needle selecting mechanism can control the heald frame 1 to ascend or descend by opening or closing with the vertical hook 7.

Preferably, the needle selecting mechanism further includes: a first fixed seat 9, a needle selection hook 10, a second fixed seat 11, a swing coil 12, a driving rod 13, a first permanent magnet 14 and a second permanent magnet 15;

the needle selection hook 10 is rotatably arranged on the first fixing seat 9, the swing coil 12 is rotatably arranged on the second fixing seat 11, the swing coil 12 is connected with the needle selection hook 10 through the driving rod 13, and the first permanent magnet 14 and the second permanent magnet 15 are arranged on one side of the swing coil 12 and used for controlling the opening or closing of the needle selection hook 10 and the vertical hook 7.

Preferably, the first permanent magnet 14 is oriented to the swing coil 12 in N stages.

Preferably, the second permanent magnet 15S is oriented toward the swing coil 12.

According to the technical scheme provided by the utility model, the embodiment of the utility model provides a pair of loom electron dobby shedding mechanism, during the use, reciprocating alternate motion about the griffe 8 of the 6 left and right sides of lower stay cord is under the mechanical force effect, the carabiner 7 of the left and right sides is hung below griffe 8 and along with its motion, the carabiner 7 drives movable pulley block 5 through stay cord 6 down, movable pulley block 5 drives stay cord 4 and pulls 1 downstream of heald frame, because the effect of return spring 2, heald frame 1 is stable to be stopped at a certain point, there are two kinds of selections when arbitrary side carabiner 7 begins to make progress at the bottom dead center: 1. if the needle selection hooks 10 on the two sides are opened, the vertical hook 7 can not be hung and still moves upwards along with the lifting knife 8, meanwhile, the lifting knife 8 on the other side drives the other vertical hook 7 to move downwards, at the moment, the movable pulley block 5 is not moved, and the heald frame 1 keeps the original height; 2. if the needle selecting hook 10 on one side is closed to hang the vertical hook 7, and the vertical hook 7 on the other side moves downwards along with the lifting knife 8, the lower pull rope 6 moves downwards, the movable pulley block 5 is driven to move downwards through the lower pull rope 6, and the heald frame 1 is driven to move downwards through the upper pull rope 4, so that the falling position of the heald frame 1 can be controlled by opening and closing the needle selecting hook 10 and the vertical hook 7;

the swing coil 12 generates magnetism after being connected with direct current, different current directions can enable the swing coil 12 to be adsorbed on the first permanent magnet 14 and the second permanent magnet 15, one side of the first permanent magnet 14, facing the swing coil 12, is opposite to a magnetic pole of the second permanent magnet 15, facing the swing coil 12, the magnetic pole is opposite to the magnetic pole, facing the swing coil 12, of the second permanent magnet 15, when the swing coil 12 is adsorbed on the second permanent magnet 15, the needle selection hook 10 and the vertical hook 7 are driven to be closed through the driving rod 13, when the swing coil 12 is adsorbed on the first permanent magnet 14, the needle selection hook 10 is driven to rotate through the driving rod 13, so that the needle selection hook 10 and the vertical hook 7 are opened, and then the rising and falling of.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electronic dobby shedding mechanism for a loom, comprising: the heald frame comprises a heald frame (1), a heald returning spring (2), a machine body (3), an upper pull rope (4), a movable pulley block (5), a lower pull rope (6), a vertical hook (7) and a lifting knife (8);

the heald frame (1) is arranged on the machine body (3) through the heald returning spring (2), one end of the upper pull rope (4) is arranged on the machine body (3), the other end of the upper pull rope is arranged below the heald frame (1), the upper pulley in the movable pulley block (5) is arranged on the upper pull rope (4), the lower pull rope (6) is arranged on the lower pulley in the movable pulley block (5), the two ends of the lower pull rope (6) are sequentially provided with a vertical hook (7) and a lifting knife (8) downwards, two sides of the lower pull rope (6) are respectively provided with a needle selecting mechanism, and the needle selecting mechanism can control the rising or falling of the heald frame (1) through opening or closing of the vertical hook (7).

2. The electronic dobby shedding mechanism of weaving looms according to claim 1, characterized in that said selection mechanism comprises: the needle selection mechanism comprises a first fixed seat (9), a needle selection hook (10), a second fixed seat (11), a swing coil (12), a driving rod (13), a first permanent magnet (14) and a second permanent magnet (15);

select needle hook (10) to rotate set up in on first fixing base (9), swing coil (12) rotate set up in on second fixing base (11), swing coil (12) with select needle hook (10) are connected through actuating lever (13), first permanent magnet (14) and second permanent magnet (15) set up in swing coil (12) one side, be used for control select needle hook (10) with carabiner (7) are opened or are closed.

3. Electronic dobby mechanism for weaving looms according to claim 2, characterized in that said first permanent magnet (14) is oriented N-fold towards said oscillating coil (12).

4. Electronic dobby mechanism for weaving looms according to claim 2, characterized in that said second permanent magnet (15) is oriented S-wise towards said oscillating coil (12).