CN209989529U

CN209989529U - Pulley device for high-speed rapier machine

Info

Publication number: CN209989529U
Application number: CN201820090690.8U
Authority: CN
Inventors: 朱芳华; 吴树王; 黄天华
Original assignee: ZHEJIANG XINHUI TEXTILE MACHINERY CO Ltd
Current assignee: ZHEJIANG XINHUI TEXTILE MACHINERY CO Ltd
Priority date: 2018-01-19
Filing date: 2018-01-19
Publication date: 2020-01-24
Anticipated expiration: 2028-01-19

Abstract

The utility model discloses a pulley device for a high-speed rapier loom, which comprises a bracket, a bottom plate arranged below the bracket, a first pulley arranged inside the bracket, a first rotating shaft arranged at the central axis of the first pulley, a second pulley arranged below the first pulley, and a second rotating shaft arranged at the central axis of the second pulley; the first pulley comprises a first pulley body, bearings arranged at two ends of the first pulley body and gaskets arranged on two surfaces of the bearings; this a pulley gear for high-speed rapier weaving machine can adjust the distance between two pulleys through set up the sliding tray on the support to set up a plurality of mounting grooves on the bottom plate, can adjust the mounted position of curb plate on the bottom plate, make this pulley gear can adapt to the rapier that send of different specifications and connect the rapier, add bearing and gasket in pulley inside, can slow down the impact when reducing wearing and tearing, have easy dismounting, adaptability is good, long service life's advantage.

Description

Pulley device for high-speed rapier machine

Technical Field

The utility model relates to a pulley gear for high-speed rapier weaving machine.

Background

The rapier loom, rapier loom for short, is the most widely used shuttleless loom at present, it has high-speed, high automaticity, characteristic of the high-efficient energy production of the shuttleless loom, its positive wefting insertion mode has very strong variety adaptability, can meet the wefting insertion of various yarn, and the rapier loom has apparent advantages in the aspect of the multicolour weft weaving too, can produce the yarn dyed products of the 16-colour woof as many as. In the last 15 years of the 20 th century, an electronic computer is introduced into a loom, a microelectronic CAD-CAM system is widely applied, so that a microelectronic technology, an information transmission technology and a weaving technology form perfect combination, a plurality of electronic devices and systems are combined with the loom to form a component of the rapier loom, and particularly, the microelectronic technology is widely applied to the rapier loom and comprises a weft insertion technology and the like. Some weft insertion elements are greatly improved, small in size and light in weight. In various weft insertion methods, such as gripper weft insertion, rapier weft insertion, air jet weft insertion and water jet weft insertion systems, the rapier weft insertion speed is high in addition to air jet weft insertion. With shuttleless looms replacing shuttle looms, rapier looms will become the main production machine for woven fabrics.

The rapier machine mainly comprises the following structures: the shedding mechanism is used for separating warp yarns up and down according to fabric tissues to form sheds for weft insertion; a weft insertion mechanism capable of introducing a weft yarn into the shed; the beating-up mechanism is used for pushing the weft yarns introduced into the shed to a weaving opening to form a fabric; the winding mechanism can lead the woven fabric away from the fabric forming area and roll the woven fabric into a certain package; the let-off mechanism is used for supplying warp yarns according to the interweaving requirement and enabling the warp yarns to have certain tension; the weft filling device can automatically fill weft after the weft is used up; the multi-color weft feeder is used for alternately feeding different wefts to be interwoven without stopping.

At present, the rapier feeding and the rapier receiving of the high-speed rapier machine are generally fixed by a single pulley, the rapier feeding and the rapier receiving have large friction loss, the precision is reduced due to overlong service time, the rapier feeding and the rapier receiving are also fixed by a plurality of pulleys, but the pulley cannot be adjusted, the rapier feeding and the rapier receiving can not adapt to different models, the disassembly and the assembly are troublesome, and the service life is not long.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a convenient dismounting, adaptability is good, long service life's a pulley gear for high-speed rapier weaving machine.

In order to solve the technical problem, the technical scheme of the utility model is that:

a pulley device for a high-speed rapier loom comprises a bracket, a bottom plate, a first pulley, a first rotating shaft, a second pulley, a second rotating shaft and a second rotating shaft, wherein the bottom plate is arranged below the bracket and is fixed with the bracket; the first pulley comprises a first pulley body, bearings arranged at two ends of the first pulley body, and gaskets arranged on two surfaces of the bearings and used for buffering the impact force of the bearings.

Preferably, a through hole penetrating through two ends of the first pulley body is further formed in the central axis of the interior of the first pulley body.

Preferably, the first pulley body is further provided with grooves at two ends for accommodating bearings.

Preferably, the groove is circular and has a diameter equal to the outer diameter of the bearing.

Preferably, the washer is circular and has a diameter equal to the outer diameter of the bearing.

Preferably, the second pulley has the same structure and size as the first pulley.

Preferably, the support comprises a baffle plate transversely arranged and side plates arranged at two ends of the baffle plate and vertically fixed with the baffle plate.

Preferably, the middle part of the side plate is provided with a sliding groove which penetrates through two surfaces of the side plate, and one end of the side plate is also provided with a baffle groove which penetrates through the two surfaces of the side plate and is used for fixing the baffle.

Preferably, the width of the sliding groove is equal to the diameter of the first rotating shaft.

Preferably, the bottom plate is further provided with a mounting groove for accommodating the side plate and a bolt hole for connecting the pulley device and the rapier loom body.

The utility model discloses technical effect mainly embodies in following aspect: this a pulley gear for high-speed rapier weaving machine can adjust the distance between two pulleys through set up the sliding tray on the support to set up a plurality of mounting grooves on the bottom plate, can adjust the mounted position of curb plate on the bottom plate, make this pulley gear can adapt to the rapier that send of different specifications and connect the rapier, add bearing and gasket in pulley inside, can slow down the impact when reducing wearing and tearing, have easy dismounting, adaptability is good, long service life's advantage.

Drawings

FIG. 1 is a schematic view of the pulley device for high-speed rapier loom according to the present invention;

FIG. 2 is a cross-sectional view of a pulley device for a high speed rapier loom according to the present invention;

fig. 3 is a front view of the side plate of the present invention;

fig. 4 is a top view of the bottom plate of the present invention;

fig. 5 is a cross-sectional view of a first pulley of the present invention;

fig. 6 is a cross-sectional view of a first sheave body of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Examples

A pulley device for a high-speed rapier loom, as shown in figure 1, comprises a bracket 1, a bottom plate 2 which is arranged below the bracket 1 and is clamped and fixed with the bracket 1, a first pulley 3 which is arranged at the inner side of the bracket 1, a first rotating shaft 4 which is arranged at the central axis of the first pulley 3 and penetrates through two ends of the first pulley 3 and is used for fixing the first pulley 3, a second pulley 5 which is arranged below the first pulley 3, and a second rotating shaft 6 which is arranged at the central axis of the second pulley 4 and penetrates through two ends of the second pulley 4 and is used for fixing the second pulley 4; the structural size and the material composition of the second pulley 5 are the same as those of the first pulley 3; the structural size and the material composition of the second rotating shaft are the same as those of the first rotating shaft 4; as shown in fig. 2, the bracket 1 includes a baffle 11 transversely disposed, and side plates 12 disposed at two ends of the baffle 11 and vertically fixed to the baffle 11; as shown in fig. 3, the middle of the side plate 12 is provided with a sliding groove 121 penetrating through both surfaces of the side plate 12; the width of the sliding groove 121 is equal to the diameter of the first rotating shaft 4, and the first rotating shaft 4 and the second rotating shaft 6 pass through the sliding groove and slide on the sliding groove; both ends of the first rotating shaft 4 and the second rotating shaft 6 are provided with threads, and can be fixed on the side plate 12 through the tightening of nuts; one end of the side plate 12 is further provided with a baffle slot 122 which penetrates through two surfaces of the side plate 12 and is used for fixing the baffle 11, the size of the baffle slot 122 is equal to the size of the cross section of the baffle 11, and the baffle 11 is connected with the side plate 12 by being embedded into the baffle slot 122; as shown in fig. 4, the bottom plate 2 is further provided with an installation groove 21 for accommodating the side plate 12 and a bolt hole 22 for connecting the pulley device and the rapier loom body, and the installation position of the pulley device on the rapier loom body can be adjusted by installing the side plate 12 in the installation groove 21 at different positions; as shown in fig. 5, the first pulley 3 includes a first pulley body 31, bearings 32 disposed at two ends of the first pulley body 31, and spacers 33 disposed on two surfaces of the bearings 32 and configured to buffer an impact force of the bearings 32, where the spacers 33 are circular and have a diameter equal to an outer diameter of the bearings 32; in this embodiment, the bearing 32 is an SKF1202 bearing; as shown in fig. 6, a through hole 311 penetrating through both ends of the first pulley body 31 is further provided at the central axis inside the first pulley body 31, the first rotating shaft 4 passes through the through hole 311, the spacer 33 and the bearing 32 to be connected with the first pulley 3, grooves 312 for accommodating the bearing 32 are further provided at both ends of the first pulley body 31, the grooves 312 are circular, and the diameter is equal to the outer diameter of the bearing 32.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. A pulley device for a high-speed rapier loom comprises a bracket, a bottom plate, a first pulley, a first rotating shaft, a second pulley, a second rotating shaft and a second rotating shaft, wherein the bottom plate is arranged below the bracket and is fixed with the bracket; the method is characterized in that: the first pulley comprises a first pulley body, bearings arranged at two ends of the first pulley body, and gaskets arranged on two surfaces of the bearings and used for buffering the impact force of the bearings.

2. The pulley device for a high-speed rapier according to claim 1, wherein: the central axis in the first pulley body is also provided with a through hole which runs through two ends of the first pulley body.

3. The pulley device for a high-speed rapier according to claim 1, wherein: and grooves for accommodating bearings are further formed in two ends of the first pulley body.

4. The pulley device for a high-speed rapier according to claim 3, wherein: the groove is circular, and the diameter equals the external diameter of bearing.

5. The pulley device for a high-speed rapier according to claim 1, wherein: the gasket is circular, and the diameter equals the external diameter of bearing.

6. The pulley device for a high-speed rapier according to claim 1, wherein: the second pulley has the same structure and size as the first pulley.

7. The pulley device for a high-speed rapier according to claim 1, wherein: the support comprises a baffle plate and side plates, wherein the baffle plate is transversely arranged, the side plates are arranged at two ends of the baffle plate, and the side plates are vertically fixed with the baffle plate.

8. The pulley device for a high-speed rapier according to claim 7, wherein: the middle part of the side plate is provided with a sliding groove which penetrates through the two surfaces of the side plate, and one end of the side plate is also provided with a baffle plate groove which penetrates through the two surfaces of the side plate and is used for fixing the baffle plate.

9. The pulley device for a high-speed rapier according to claim 8, wherein: the width of the sliding groove is equal to the diameter of the first rotating shaft.

10. The pulley device for a high-speed rapier according to claim 1, wherein: still be provided with the mounting groove that is used for holding the curb plate on the bottom plate, and be used for connecting the bolt hole of pulley gear and rapier weaving machine organism.