CN218910684U

CN218910684U - Rapier loom send and receive single-side grabbing device

Info

Publication number: CN218910684U
Application number: CN202223184026.5U
Authority: CN
Inventors: 周亮远; 潘伟清; 周新国; 陆木根; 杨伯庆
Original assignee: Shaoxing Xinhua Textile Machinery Manufacturing Co ltd
Current assignee: Shaoxing Xinhua Textile Machinery Manufacturing Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-25
Anticipated expiration: 2032-11-29

Abstract

A single-side gripper for sending and receiving rapiers of a rapier loom, belonging to the technical field of rapier looms; the first swing arm and the second swing arm are used for matching with the fixed pressing block on the main mounting plate by utilizing the swing pressing block on the second swing arm, so that the weft can be clamped, and when the swing cutter and the fixed cutter cut off the weft, the swing pressing block and the fixed pressing block can clamp and fix the weft, so that the weft is prevented from being blocked into the rapier head smoothly; through setting up the grip block, the action of tight latitude in the gripper loom can be utilized in the setting of grip block is automatic to block into the grip block with weft, is convenient for fix again to weft, and the setting of grip block can be under the circumstances of many wefts, carries out the centre gripping simultaneously to many wefts, and the cooperation selects the latitude balance needle, makes things convenient for the rapier head to select the latitude.

Description

Rapier loom send and receive single-side grabbing device

Technical Field

The utility model belongs to the technical field of rapier looms, and particularly relates to a single-side gripper for sending and receiving rapiers of a rapier loom.

Background

There are various ways in which the rigid rapier loom grips the rapier head; the rapier of the loom can stably and accurately grasp and store the rapier, and the continuous weft yarn is introduced to ensure the weaving of high-quality fabrics.

In the practical application of the rapier loom, after weft insertion is completed, the rapier head needs to clamp the weft into the rapier head again for weft insertion, but in the weft insertion device of the traditional rapier loom, after weft insertion is completed, the rapier head needs to cut the weft, then the weft is clamped into the rapier head for weft insertion again, and the cut weft is difficult to clamp into the rapier head accurately again, so that weft insertion failure is caused.

Disclosure of Invention

The utility model mainly solves the technical problems in the prior art and provides a single-side gripper for sending and receiving rapiers of a rapier loom.

The technical problems of the utility model are mainly solved by the following technical proposal: the utility model provides a send and connect sword unilateral grabbing device of rapier weaving machine, includes the main mounting panel, the left end of main mounting panel upper surface is equipped with a medium plate, be equipped with a U type groove that is used for wearing weft on the medium plate, be equipped with a grip block that is used for centre gripping weft in the U type groove, be equipped with two first supports on the rear end of main mounting panel, two between the first support has set up a swing pivot, the swing pivot rotates to be connected on two first supports, two be equipped with first swing arm and second swing arm in the swing pivot between the first support, the right side of second swing arm is located to first swing arm, first swing arm and second swing arm all are with swing pivot fixed connection, the front end of first swing arm is equipped with the swing briquetting, the front end of second swing cutter is equipped with one and swing briquetting complex fixed briquetting, the swing briquetting all adopts the rubber materials with fixed, the main mounting panel upper surface that corresponds is equipped with a fixed briquetting.

Preferably, a third swing arm is fixedly connected to the right end of the swing rotating shaft.

Preferably, a rapier slideway is arranged at the front end of the lower part of the U-shaped groove in the middle plate.

Preferably, a plurality of weft selecting balance needles are arranged on the swing rotating shaft between the first bracket and the third swing arm on the right side.

The utility model has the beneficial effects that: the first swing arm and the second swing arm are used for matching with the fixed pressing block on the main mounting plate by utilizing the swing pressing block on the second swing arm, so that the weft can be clamped, and when the swing cutter and the fixed cutter cut off the weft, the swing pressing block and the fixed pressing block can clamp and fix the weft, so that the weft is prevented from being blocked into the rapier head smoothly; through setting up the grip block, the action of tight latitude in the gripper loom can be utilized in the setting of grip block is automatic to block into the grip block with weft, is convenient for fix again to weft, and the setting of grip block can be under the circumstances of many wefts, carries out the centre gripping simultaneously to many wefts, and the cooperation selects the latitude balance needle, makes things convenient for the rapier head to select the latitude.

Drawings

Fig. 1 is a schematic view of a structure of the present utility model.

In the figure: 1. a main mounting plate; 2. a middle plate; 3. a U-shaped groove; 4. a first bracket; 5. swinging the rotating shaft; 6. a first swing arm; 7. a second swing arm; 8. swinging the pressing block; 9. swinging the cutter; 10. fixing the pressing block; 11. fixing the cutter; 12. a rapier slideway; 13. a clamping block; 14. a third swing arm; 15. weft selecting swing needle.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.

Examples: the utility model provides a send and connect sword unilateral grabbing device of rapier loom, is shown in fig. 1, including main mounting panel 1, the left end of main mounting panel 1 upper surface is equipped with a medium plate 2, be equipped with a U type groove 3 that is used for wearing weft on the medium plate 2, be equipped with a grip block 13 that is used for centre gripping weft in the U type groove 3, be equipped with two first supports 4 on the rear end of main mounting panel 1, two have set up a swing pivot 5 between the first supports 4, swing pivot 5 rotates and connects on two first supports 4, two be equipped with first swing arm 6 and second swing arm 7 on the swing pivot 5 between the first supports 4, the right side of second swing arm 7 is located to first swing arm 6, first swing arm 6 and second swing cutter 7 all with swing pivot 5 fixed connection, the front end of first swing arm is equipped with swing briquetting 8, the front end of second swing arm 7 is equipped with swing cutter 9, the upper surface of main mounting panel 1 is equipped with and swings briquetting 8 and adopts a fixed briquetting 10 to correspond fixed briquetting 10 on the surface of main mounting panel 1.

The right end of the swing rotating shaft 5 is fixedly connected with a third swing arm 14; the front end of the lower part of the U-shaped groove 3 in the middle plate 2 is provided with a rapier slideway 12; a plurality of weft selecting balance needles 15 are arranged on the swing rotating shaft 5 between the first bracket 4 and the third swing arm 14 on the right side.

The principle of the utility model is as follows: when the grabbing device is used for weaving a plurality of wefts, the wefts penetrate into the weft selecting balance needles 15 in sequence respectively, the ends of the wefts are clamped in the clamping blocks 13, the weft selecting balance needles 15 are driven through the weft selecting mechanism, the weft selecting balance needles 15 drive required wefts to swing downwards during weaving, the rapier head drives the descending wefts to clamp the rapier head, weft insertion is carried out, the rapier head is retracted after weft insertion, the rapier loom can tighten the extracted wefts, the rapier head is retracted completely, the wefts are clamped into the clamping blocks 13 to be fixed at the same time of tightening, the structure of the clamping blocks is similar to that of the bearded needles at the ends of the rapier head, the swinging rotary shafts 5 are controlled to rotate after the tightening, the first swinging arms 6 and the second swinging arms 7 are driven to swing, the swinging press blocks 8 clamp the wefts, the swinging press blocks 8 and the fixed press blocks 10 are made of rubber materials, the swinging press blocks 8 have certain shrinkage after the wefts are fixed, the swinging blocks 9 cut the extracted wefts, the weft is cut off, the weft is readdrew out, the weft is reset to stretch out from the rapier head 13, and the precision of the rapier head can be improved, and the precision of the rapier can be improved by setting the rapier head can be reset, and the rapier head can be swung, and the precision of the rapier can be released.

Finally, it should be noted that the above embodiments are merely representative examples of the present utility model. Obviously, the utility model is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model should be considered to be within the scope of the present utility model.

Claims

1. The utility model provides a send and connect sword unilateral grabbing device of rapier weaving machine, includes main mounting panel (1), its characterized in that: the left end of the upper surface of the main mounting plate (1) is provided with a middle plate (2), the middle plate (2) is provided with a U-shaped groove (3) for threading a weft, the U-shaped groove (3) is internally provided with a clamping block (13) for clamping the weft, the rear end of the main mounting plate (1) is provided with two first brackets (4), two swinging shafts (5) are erected between the first brackets (4), the swinging shafts (5) are rotationally connected to the two first brackets (4), the swinging shafts (5) between the two first brackets (4) are provided with a first swinging arm (6) and a second swinging arm (7), the first swinging arm (6) and the second swinging arm (7) are fixedly connected with the swinging shafts (5), the front end of the first swinging arm is provided with a swinging pressing block (8), the front end of the second swinging shaft (7) is provided with a swinging pressing block (9), the main mounting plate (1) is provided with a swinging pressing block (10) matched with the surface of the main mounting plate (10), the upper surface of the main mounting plate (1) corresponding to the swinging cutter (9) is provided with a fixed cutter (11).

2. The gripper loom single-sided gripper for a send-receive gripper of claim 1, wherein: the right end of the swing rotating shaft (5) is fixedly connected with a third swing arm (14).

3. The gripper loom single-sided gripper for a send-receive gripper of claim 2, wherein: the front end of the lower part of the U-shaped groove (3) in the middle plate (2) is provided with a rapier slideway (12).

4. A single-sided gripper for a gripper loom according to claim 3, wherein: a plurality of weft selecting balance needles (15) are arranged on the swing rotating shaft (5) between the first bracket (4) and the third swing arm (14) on the right side.