CN220827522U

CN220827522U - Warp opening and crossing mechanism

Info

Publication number: CN220827522U
Application number: CN202322256036.3U
Authority: CN
Inventors: 林彬
Original assignee: Weiyuan Xingwang Plastic Industry Co ltd
Current assignee: Weiyuan Xingwang Plastic Industry Co ltd
Priority date: 2023-08-22
Filing date: 2023-08-22
Publication date: 2024-04-23
Anticipated expiration: 2033-08-22

Abstract

The utility model discloses a warp opening and crossing mechanism, and belongs to the technical field of circular weaving machines; the upper heald belt is wrapped on the periphery of the upper roller, the lower heald belt is wrapped on the periphery of the lower roller, the outer heald wire and the inner heald wire are respectively connected between the upper heald belt and the lower heald belt, the inner heald wire is positioned on the inner side of the outer heald wire, a plurality of raised upper inner ribs are arranged on the inner surface of the upper heald belt and are arranged along the length direction of the upper heald belt, the upper inner ribs are positioned between the upper heald belt and the upper roller, a plurality of raised lower inner ribs are arranged on the inner surface of the lower heald belt and are arranged along the length direction of the lower heald belt, and the lower inner ribs are positioned between the lower heald belt and the lower roller; the warp opening and crossing mechanism disclosed by the utility model is stable and durable in operation and has more economic value for production and use.

Description

Warp opening and crossing mechanism

Technical Field

The utility model relates to a warp opening and crossing mechanism, and belongs to the technical field of circular weaving machines.

Background

The circular knitting machine is needed in the production process of the woven bag, and the production process flow of the circular knitting machine fabric is as follows: firstly, drawing warp yarns from the lower part of each row of yarn spindles of a warp yarn frame, secondly, filling weft yarns into a shuttle warehouse, starting a machine, enabling a shuttle to do circular motion under the pushing of a shuttle pushing device, knitting into cylindrical plain fabrics under the tight fit of a warp yarn supply system and the shuttle pushing device, and finally, pulling the fabrics upwards by a traction device at the top of the loom, and winding by a winding device.

In the existing circular loom, the heald belt mechanism is used for realizing the up-and-down intersection of warp threads, is an important component in the circular loom, and directly affects the weaving speed and performance. The heald belt mechanism generally comprises an upper heald belt, a lower heald belt, an outer heald wire, an inner heald wire, an upper roller and a lower roller, wherein the upper heald belt is coated on the periphery of the upper roller, the lower heald belt is coated on the periphery of the lower roller, a connecting through hole is formed in the heald belt and is connected with the heald wire, the outer heald wire and the inner heald wire are respectively connected between the upper heald belt and the lower heald belt, the inner heald wire is positioned on the inner side of the outer heald wire, the heald belt mechanism is arranged on the periphery side of a door ring assembly, a group of outer heald wires and a group of inner heald wires are generally arranged on one heald belt mechanism, the lower heald belt is connected with one end of a swinging rod, the other end of the swinging rod is abutted against a working curved surface of a cam, the cam is arranged on a main shaft, the main shaft is driven by a main shaft motor, the main shaft motor drives the cam to rotate, the end part of the swinging rod connected with the lower heald belt swings up and down, and then drives the upper heald belt and the lower heald belt to reciprocate up and down, so that the outer heald wire and the inner heald wire move up and down.

In the use process of the heald belt mechanism of the circular weaving machine, the heald belt moves vertically at a high speed on the idler wheels (heald shafts) to cause abrasion, and a large amount of heat can be generated during the abrasion, so that the heald belt is deformed by heat, the abrasion is more severe, the service life of the heald belt is seriously influenced, and the stable operation of the heald belt mechanism is further influenced. To solve this problem, some heald belts are provided with heat dissipation holes, but this results in a decrease in the strength of the heald belt and an effect on the service life.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a warp opening and crossing mechanism.

The technical scheme adopted by the utility model is as follows: the warp opening and crossing mechanism comprises an upper heald belt, a lower heald belt, an outer heald wire, an inner heald wire, an upper roller and a lower roller, wherein the upper heald belt is coated on the periphery of the upper roller, the lower heald belt is coated on the periphery of the lower roller, the outer heald wire and the inner heald wire are respectively connected between the upper heald belt and the lower heald belt, and the inner heald wire is positioned on the inner side of the outer heald wire. The inner surface of the upper heald belt is provided with a plurality of raised upper inner ribs, the upper inner ribs are arranged along the length direction of the upper heald belt, and the upper inner ribs are positioned between the upper heald belt and the upper rollers; the inner surface of lower heald belt is provided with the lower inner rib of many bellies, and lower inner rib sets up along the length direction of lower heald belt, lower inner rib is located between lower heald belt and the lower gyro wheel. In the process that upper heald belt and lower heald belt do up-down reciprocating motion so as to realize the up-down opening and closing of warp threads, the actual contact between the upper heald belt and the upper roller is that the upper inner rib rubs back and forth on the outer surface of the upper roller, the actual contact between the lower heald belt and the lower roller is that the lower inner rib rubs back and forth on the outer surface of the lower roller, the mode that ribs are arranged on the surface of the heald belt increases the structural strength and the wear resistance of the heald belt on the one hand, and reduces the friction area between the heald belt and the roller on the other hand, thereby reducing the heat generation amount in unit time and greatly prolonging the service life of the heald belt.

Further, an upper heat dissipation opening is formed in the upper heald belt between every two upper inner ribs, and a lower heat dissipation opening is formed in the lower heald belt between every two lower inner ribs. The heat dissipation effect of the heald belt is improved.

Further, the two ends of the upper radiating opening are positioned between the two ends of the upper inner rib, and the two ends of the lower radiating opening are positioned between the two ends of the lower inner rib. Namely, the length of the heat dissipation opening is smaller than that of the inner rib, and the two ends of the heat dissipation opening are positioned in the two ends of the inner rib, so that the structural strength of the heald belt is ensured, the influence of the heat dissipation opening, especially the two ends of the heat dissipation opening, on the structural strength of the heald belt is reduced, the heald belt is not easy to tear and damage, and the like, and is durable and durable.

Further, the outer surface of going up the heald area is provided with the outer rib of going up the rib one-to-one with last, the outer surface of going down the heald area is provided with the outer rib of going down the rib one-to-one with lower, further strengthens the structural strength of heald area, and after the rib wearing and tearing of one of them face of heald area are as for heald area surface parallel and level, can continue to use after the adjustment of heald area turn-over, have prolonged the life of heald area greatly, save material and cost.

Further, the upper inner rib array is disposed on the inner surface of the upper harness cord, and the lower inner rib array is disposed on the inner surface of the lower harness cord. So that the overall structural strength of the heald belt is balanced.

Further, the upper inner rib is arranged in a surface range actually contacted with the upper roller in the up-and-down reciprocating process of the upper heald belt, and the lower inner rib is arranged in a surface range actually contacted with the lower roller in the up-and-down reciprocating process of the lower heald belt. The length range of the ribs is reasonably arranged, so that the ribs are maximally and most effectively utilized.

Further, the upper inner rib and the lower inner rib are rectangular or semi-cylindrical, so that the setting is convenient, and the two ends of the upper inner rib and the lower inner rib are respectively provided with a transition slope, so that even if transition movement deviating from a conventional stroke occurs in the vertical reciprocating motion process of the heald belt, the heald belt can be well in transition with the roller, and play and even clamping stagnation are avoided.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model respectively arranges the protruding ribs on the surfaces of the upper heald belt and the lower heald belt of the heald belt mechanism, reduces the friction contact surface of the heald belt and the roller to reduce the friction heat, and enhances the strength of the heald belt at the same time, so that the heald belt is more durable; in addition, the radiating ports are formed between every two ribs, so that the radiating capacity of the heald belt is improved; and after the ribs are worn to be flush with the surface of the heald belt, the heat dissipation opening plays a role in reducing friction contact surfaces while being beneficial to heat dissipation, and the setting is integrated, so that the heald belt of the warp opening mechanism provided by the utility model has longer and stable service life, further the stability of the whole opening mechanism is improved, the continuous production is ensured, and the production and the use are facilitated. And the whole structure is simple to set up, and the function is more powerful practical, and economic benefits is better.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an isometric view of the present utility model.

Fig. 2 is a schematic view of the upper harness of the present utility model.

Fig. 3 is a schematic view of the lower harness of the present utility model.

In the figure: 1. applying a heald belt; 2. a lower heald belt; 3. an outer heddle; 4. an inner heddle; 5. an upper roller; 6. a lower roller; 7. an upper inner rib; 8. lower inner ribs; 9. an upper heat radiation port; 10. a lower heat radiation port; 11. an upper outer rib; 12. lower external ribs; 13. and (5) a transition slope.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Furthermore, in the description of the present utility model, unless otherwise indicated, the terms "plurality," "plurality of sets" and "plurality" are used in the sense of two or more, and the terms "plurality," "plurality of sets" and "plurality" are used in the sense of one or more. In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used to indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, they are merely used for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1

As shown in fig. 1-3: the warp opening and crossing mechanism comprises an upper heald belt 1, a lower heald belt 2, an outer heald wire 3, an inner heald wire 4, an upper roller 5 and a lower roller 6, wherein the upper heald belt 1 is coated on the periphery of the upper roller 5, the lower heald belt 2 is coated on the periphery of the lower roller 6, connecting through holes are formed in the heald belt and are connected with the heald wires, the outer heald wire 3 and the inner heald wire 4 are respectively connected between the upper heald belt 1 and the lower heald belt 2, and the inner heald wire 4 is positioned on the inner side of the outer heald wire 3; the warp opening and crossing mechanism is arranged on the outer peripheral side of the circular loom door ring assembly, a group of outer healds 3 and a group of inner healds 4 are generally arranged on one opening and crossing mechanism, one end of a lower heald belt 2 and one end of a circular loom swinging rod are connected through a connecting assembly, the other end of the swinging rod is abutted against a working curved surface of a circular loom cam, the cam is arranged on a circular loom main shaft, the main shaft is driven by a main shaft motor, the main shaft motor drives the cam to rotate, so that the end part of the swinging rod, connected with the lower heald belt 2, swings up and down, and further drives the upper heald belt 1 and the lower heald belt 2 to reciprocate up and down, and accordingly the outer heald belt 3 and the inner heald belt 4 move up and down, and the warp is opened and crossed up and down. The inner surface of the upper heald belt 1 is provided with a plurality of raised upper inner ribs 7, the upper inner ribs 7 are arranged along the length direction of the upper heald belt 1, the upper inner ribs 7 are positioned between the upper heald belt 1 and the upper roller 5, the inner surface of the lower heald belt 2 is also provided with a plurality of raised lower inner ribs 8 similar to the upper inner ribs 7, the lower inner ribs 8 are arranged along the length direction of the lower heald belt 2, and the lower inner ribs 8 are positioned between the lower heald belt 2 and the lower roller 6. The outer surface of the upper heald belt 1 is provided with upper outer ribs 11 corresponding to the upper inner ribs 7 one by one, and the outer surface of the lower heald belt 2 is provided with lower outer ribs 12 corresponding to the lower inner ribs 8 one by one. The upper inner rib 7 array is arranged on the inner surface of the upper heald belt 1, and the lower inner rib 8 array is arranged on the inner surface of the lower heald belt 2. The upper inner rib 7 is arranged in a surface range actually contacted with the upper roller 5 in the up-and-down reciprocating process of the upper heald belt 1, and the lower inner rib 8 is arranged in a surface range actually contacted with the lower roller 6 in the up-and-down reciprocating process of the lower heald belt 2. The upper inner rib 7 and the lower inner rib 8 are rectangular or semi-cylindrical, or may be ribs with other shapes, such as ribs with trapezoidal cross section, and two ends of the upper inner rib 7 and the lower inner rib 8 are respectively provided with a transition slope 13.

In this embodiment, the upper heald belt 1 between the upper inner ribs 7 is provided with upper heat dissipation openings 9, and the lower heald belt 2 between the lower inner ribs 8 is provided with lower heat dissipation openings 10. The two ends of the upper radiating opening 9 are positioned between the two ends of the upper inner rib 7, and the two ends of the lower radiating opening 10 are positioned between the two ends of the lower inner rib 8.

While the present utility model has been described in detail with reference to the drawings, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.

Claims

1. The utility model provides a warp open-cross mechanism, including last heald belt (1), lower heald belt (2), outer heald (3), interior heald (4), go up gyro wheel (5) and gyro wheel (6) down, go up the periphery of heald belt (1) cladding at gyro wheel (5), lower heald belt (2) cladding is in the periphery of gyro wheel (6) down, outer heald (3) and interior heald (4) are connected respectively between last heald belt (1) and lower heald belt (2), interior heald (4) are located the inboard of outer heald (3), its characterized in that: the utility model discloses a heald belt, including upper heald belt (1), lower heald belt (2), upper inner rib (7) and lower inner rib (8), wherein the internal surface of upper heald belt (1) is provided with bellied last inner rib (7) of many, and upper inner rib (7) set up along the length direction of upper heald belt (1), and upper inner rib (7) are located between upper heald belt (1) and upper gyro wheel (5), the internal surface of lower heald belt (2) is provided with bellied lower rib (8), and lower inner rib (8) set up along the length direction of lower heald belt (2), lower inner rib (8) are located between lower heald belt (2) and lower gyro wheel (6).

2. The warp opening mechanism of claim 1, wherein: an upper heat dissipation opening (9) is formed in the upper heald belt (1) between every two upper inner ribs (7), and a lower heat dissipation opening (10) is formed in the lower heald belt (2) between every two lower inner ribs (8).

3. A warp opening mechanism according to claim 2, wherein: the two ends of the upper radiating opening (9) are positioned between the two ends of the upper inner rib (7), and the two ends of the lower radiating opening (10) are positioned between the two ends of the lower inner rib (8).

4. A warp opening mechanism according to claim 3, wherein: the outer surface of going up heald belt (1) is provided with outer rib (11) of going up rib (7) one-to-one, the outer surface of lower heald belt (2) is provided with outer rib (12) of lower rib (8) one-to-one.

5. The warp opening mechanism of claim 4, wherein: the upper inner rib (7) array is arranged on the inner surface of the upper heald belt (1), and the lower inner rib (8) array is arranged on the inner surface of the lower heald belt (2).

6. The warp opening mechanism of claim 5, wherein: the upper inner ribs (7) are distributed in the surface range which is actually contacted with the upper roller (5) in the up-and-down reciprocating motion process of the upper heald belt (1), and the lower inner ribs (8) are distributed in the surface range which is actually contacted with the lower roller (6) in the up-and-down reciprocating motion process of the lower heald belt (2).

7. The warp opening mechanism of claim 6, wherein: the upper inner rib (7) and the lower inner rib (8) are rectangular strips or semi-cylindrical strips, and transition slopes (13) are respectively arranged at two ends of the upper inner rib (7) and the lower inner rib (8).