Main nozzle convenient to disassemble for air jet loom

Abstract

The utility model relates to the technical field of air jet looms, and discloses an air jet loom main nozzle convenient to disassemble, which comprises a fixed table, a nozzle main cavity and an external cavity, a front fixed rod is arranged on the inner side of the front end of the fixed table in a penetrating manner, and a front rotating button is fixedly mounted on the front end surface of the front fixed rod; a rear fixing rod is installed on the inner side of the rear end of the fixing table in a penetrating mode, the nozzle main cavity is formed in the middle of the inner side of the fixing table in a penetrating mode, a guide pipe is fixedly arranged at the output end of a connecting block, a yarn spraying opening is fixedly formed in the right end face of the guide pipe, and a front connecting bolt is fixedly connected to the left end face of the nozzle main cavity. And the rear connecting bolt is arranged on the inner side of the middle cavity. According to the convenient-to-disassemble main nozzle for the air jet loom, the main nozzle can be disassembled more conveniently, so that the interior of the main nozzle is cleaned regularly, and meanwhile, the main nozzle can be supported more stably when fixed, so that the main nozzle has better stability during operation.

Description

Technical Field

[0001] The utility model relates to the field of air jet looms, in particular to a main nozzle for air jet looms which is easy to disassemble. Background Art

[0002] Air jet loom is a shuttleless loom that uses jet airflow to pull the weft yarn through the shed. The working principle is to use air as the weft insertion medium, and use the ejected compressed airflow to generate friction traction on the weft yarn to pull the weft yarn through the shed, and achieve the purpose of weft insertion through the jet generated by the air jet.

[0003] This weft insertion method enables the loom to achieve high speed and high production. Among several shuttleless looms, the air jet loom has the highest speed. Due to its reasonable weft insertion method, high weft insertion rate, simple and safe operation, wide variety adaptability, low machine material consumption, high efficiency, high speed and low noise, it has become one of the most promising new looms.

[0004] When using an air jet loom, long-term high-speed operation will generate a large amount of falling objects and dust, so the nozzle needs to be cleaned regularly to ensure that the fabric will not be stained by the weaving of debris. Therefore, a main nozzle for an air jet loom that is easy to disassemble is proposed. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a main nozzle for an air jet loom that is easy to disassemble. The main nozzle can be disassembled relatively conveniently, so that the interior of the main nozzle can be cleaned regularly. At the same time, the main nozzle can be supported relatively stably when fixed, so that the main nozzle has better stability when operating.

[0007] Technical Solution

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A main nozzle for an air jet loom that is easy to disassemble comprises a fixing platform, a nozzle main cavity and an external cavity, a front fixing rod is provided through the inner side of the front end of the fixing platform, a front rotating knob is fixedly installed on the front end surface of the front fixing rod, and a front fastening block is fixedly installed on the rear end surface of the front fixing rod, a rear fixing rod is provided through the inner side of the rear end of the fixing platform, a rear rotating knob is fixedly installed on the rear end surface of the rear fixing rod, and a rear fastening block is fixedly installed on the front end surface of the rear fixing rod.

[0010] As a preferred technical solution of the utility model, the main cavity of the nozzle is arranged through the middle part of the inner side of the fixed platform, and a connecting block is fixedly installed on the right end face of the main cavity of the nozzle, a guide tube is fixedly installed on the output end of the connecting block, and a yarn spraying port is fixedly installed on the right end face of the guide tube, the left end face of the main cavity of the nozzle is fixedly connected to a front connecting bolt, and a front connecting shaft cylinder is arranged on the outside of the front connecting bolt, and the left end face of the front connecting shaft cylinder is fixedly connected to the middle cavity.

[0011] As a preferred technical solution of the utility model, the rear connecting bolt is arranged on the inner side of the middle cavity, and the left end face of the rear connecting bolt is fixedly installed with the external cavity, and the right end face of the external cavity is fixedly provided with a sealing rubber ring.

[0012] As a preferred technical solution of the utility model, the front fixing rod and the fixing platform are connected by means of threads, and the front fixing rod and the rear fixing rod are symmetrically arranged in tandem based on the vertical center axis of the fixing platform.

[0013] As a preferred technical solution of the utility model, the rear fastening block and the front fastening block are connected to the nozzle main cavity by a snap-fitting manner, and the nozzle main cavity and the fixing platform are connected by a sliding manner.

[0014] As a preferred technical solution of the utility model, the front connecting shaft cylinder and the front connecting bolt are connected by threads, and the front connecting shaft cylinder and the middle cavity form an integrated structure, and the middle cavity forms a sealing structure with the external cavity through a sealing rubber ring.

[0015] Beneficial Effects

[0016] Compared with the prior art, the utility model provides a main nozzle for an air jet loom that is easy to disassemble, and has the following beneficial effects:

[0017] The main nozzle for an air jet loom that is easy to disassemble can make the main cavity of the nozzle have a relatively stable effect inside the fixing table through the front fastening block and the rear fastening block, so that the main cavity of the nozzle is more stable during operation;

[0018] The main nozzle for an air jet loom which is easy to disassemble can separate the main cavity of the nozzle from an external cavity for transmitting high-pressure air through a middle cavity and a rear connecting bolt, so that the main cavity of the nozzle can be cleaned and maintained more conveniently and regularly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the connection between the fixing platform and the main cavity of the nozzle of the utility model;

[0021] Figure 3 This is a schematic diagram of the cross-sectional structure of the connection between the front fastening block and the rear fastening block of the utility model;

[0022] Figure 4 This is a schematic diagram of the cross-sectional structure of the front connecting bolt and the front connecting shaft cylinder of the utility model;

[0023] Figure 5 It is a schematic diagram of the cross-sectional structure of the connection between the middle cavity and the rear connecting bolt of the utility model.

[0024] In the figure: 1. fixing table; 2. front fixing rod; 3. front rotating knob; 4. front fastening block; 5. rear fixing rod; 6. rear rotating knob; 7. rear fastening block; 8. nozzle main cavity; 9. connecting block; 10. guide tube; 11. yarn spraying port; 12. front connecting bolt; 13. middle cavity; 14. front connecting shaft cylinder; 15. external cavity; 16. sealing rubber ring; 17. rear connecting bolt. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0027] See also Figure 1-5 The utility model provides a technical solution: a main nozzle for an air jet loom that is easy to disassemble, comprising a fixing platform 1, a nozzle main cavity 8 and an external cavity 15, wherein the fixing platform 1 is used to fix and install components that provide a stable operating function for the nozzle main cavity 8, the nozzle main cavity 8 is the main cavity tube of the main nozzle, and the external cavity 15 is used to connect an external high-pressure gas tube.

[0028] In this example, see Figure 1 , Figure 2 and Figure 3A front fixing rod 2 is provided through the inner side of the front end of the fixing platform 1, and a front rotating button 3 is fixedly installed on the front end surface of the front fixing rod 2, and a front fastening block 4 is fixedly installed on the rear end surface of the front fixing rod 2. A rear fixing rod 5 is provided through the inner side of the rear end of the fixing platform 1, and a rear rotating button 6 is fixedly installed on the rear end surface of the rear fixing rod 5, and a rear fastening block 7 is fixedly installed on the front end surface of the rear fixing rod 5. The front fixing rod 2 is connected with the fixing platform 1 by a threaded connection. By rotating the front rotating button 3, the front fixing rod 2 can be driven to rotate, and the front fixing rod 2 can move forward and backward because the rear end of the front fixing rod 2 A rotating structure is formed inside the front fastening block 4, so that the front fastening block 4 can move forward and backward with the front fixing rod 2. The rear fixing rod 5 is threadedly connected with the inside of the fixing platform 1. By turning the rear rotating button 6, the rear fixing rod 5 can be driven to rotate, and the rear fixing rod 5 can move forward and backward. Because the front end of the rear fixing rod 5 forms a rotating structure inside the rear fastening block 7, the rear fastening block 7 can move forward and backward with the rear fixing rod 5. The front fastening block 4 and the rear fastening block 7 are used to provide a clamping effect on the nozzle main cavity 8, so that the nozzle main cavity 8 has better stability inside the fixing platform 1.

[0029] For further information, see Figure 1 , Figure 2 , Figure 4 and Figure 5 The main cavity 8 of the nozzle is arranged through the middle part of the inner side of the fixed platform 1, and a connecting block 9 is fixedly installed on the right end face of the main cavity 8 of the nozzle, a guide tube 10 is fixedly arranged on the output end of the connecting block 9, and a yarn spraying port 11 is fixedly installed on the right end face of the guide tube 10, a front connecting bolt 12 is fixedly connected to the left end face of the main cavity 8 of the nozzle, and a front connecting shaft cylinder 14 is arranged on the outer side of the front connecting bolt 12, and a middle cavity 13 is fixedly connected to the left end face of the front connecting shaft cylinder 14, wherein the connecting block 9 is used to fix the guide tube 10, and the guide tube 10 is used to guide the yarn to the inner side of the yarn spraying port 11, and the spray The yarn mouth 11 is a yarn ejection outlet, and the front connecting bolt 12 is integrated with the fixed structure of the nozzle main cavity 8, so that when the front connecting bolt 12 is threadedly connected with the front connecting shaft cylinder 14 inside, the nozzle main cavity 8 and the front connecting shaft cylinder 14 can be firmly connected, and the front connecting shaft cylinder 14 and the middle cavity 13 form an integrated structure, so that when the middle cavity 13 is connected to the rear connecting bolt 17, the airflow inside the external cavity 15 is introduced into the front connecting shaft cylinder 14, so that the front connecting shaft cylinder 14 introduces the airflow into the interior of the nozzle main cavity 8.

[0030] For further information, see Figure 1 and Figure 5The rear connecting bolt 17 is arranged on the inner side of the middle cavity 13, and the left end face of the rear connecting bolt 17 is fixedly installed with the external cavity 15, and the right end face of the external cavity 15 is fixedly provided with a sealing rubber ring 16, wherein the rear connecting bolt 17 is fixedly connected with the external cavity 15 to form an integrated structure, and the rear connecting bolt 17 is threadedly connected with the middle cavity 13 inside, so that the middle cavity 13 and the external cavity 15 can be tightly connected, and the sealing rubber ring 16 will seal the connection between the external cavity 15 and the middle cavity 13, and the external cavity 15 is used to connect to the external jet device, so that the yarn can be completely sprayed through the airflow.

[0031] Working principle: When the nozzle main cavity 8 needs to be disassembled and cleaned, the front rotating button 3 and the rear rotating button 6 need to be rotated first, so that the front rotating button 3 drives the front fixing rod 2 to rotate, so that the front fastening block 4 releases the fixed clamping effect on the front side of the nozzle main cavity 8, and at the same time, the rear rotating button 6 drives the rear fixing rod 5 to rotate, which will release the fixed clamping effect of the rear fastening block 7 on the rear side of the nozzle main cavity 8, so that the nozzle main cavity 8 can be rotated inside the fixing platform 1, and then the nozzle main cavity 8 is rotated, so that the nozzle main cavity 8 drives the front connecting bolt 12 to rotate, so that The front connecting bolt 12 is released from the threaded fastening effect with the front connecting shaft cylinder 14, so that the nozzle main cavity 8 can be pulled out from the interior of the fixing platform 1, and then the interior of the nozzle main cavity 8 can be cleaned or inspected, and then the middle cavity 13 is rotated to release the threaded fastening connection with the rear connecting bolt 17, so that the interior of the middle cavity 13 and the front connecting shaft cylinder 14 can be cleaned, and at the same time, the interior of the external cavity 15 and the rear connecting bolt 17 can be cleaned. Finally, after the cleaning is completed, it can be assembled and fixed through the above steps.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A main nozzle for an air jet loom that is easy to disassemble, comprising a fixing platform, a rear connecting bolt, a nozzle main cavity and an external cavity, characterized in that: A front fixing rod is provided through the inner side of the front end of the fixing platform, a front rotating knob is fixedly installed on the front end surface of the front fixing rod, and a front fastening block is fixedly provided on the rear end surface of the front fixing rod; A rear fixing rod is installed through the inner side of the rear end of the fixing platform, a rear rotating button is fixedly arranged on the rear end surface of the rear fixing rod, and a rear fastening block is fixedly installed on the front end surface of the rear fixing rod.

2. The main nozzle for an air jet loom that is easily disassembled according to claim 1, characterized in that: The main cavity of the nozzle is arranged through the middle part of the inner side of the fixed platform, and a connecting block is fixedly installed on the right end face of the main cavity of the nozzle, a guide tube is fixedly installed on the output end of the connecting block, and a yarn spraying port is fixedly installed on the right end face of the guide tube, a front connecting bolt is fixedly connected to the left end face of the main cavity of the nozzle, a front connecting shaft cylinder is arranged on the outside of the front connecting bolt, and the left end face of the front connecting shaft cylinder is fixedly connected to the middle cavity.

3. The main nozzle for an air jet loom that is easy to disassemble according to claim 2 is characterized in that: The rear connecting bolt is arranged on the inner side of the middle cavity, and the left end surface of the rear connecting bolt is fixedly mounted with the external cavity, and the outer side of the right end surface of the external cavity is fixedly arranged with a sealing rubber ring.

4. The main nozzle for an air jet loom that is easily disassembled according to claim 1, characterized in that: The front fixing rod and the fixing platform are connected by threads, and the front fixing rod and the rear fixing rod are symmetrically arranged in tandem based on the vertical center axis of the fixing platform.

5. The main nozzle for an air jet loom that is easily disassembled according to claim 1, characterized in that: The rear fastening block and the front fastening block are connected to the nozzle main cavity in a snap-fit ​​manner, and the nozzle main cavity and the fixing platform are connected in a sliding manner.

6. The main nozzle for an air jet loom that is easily disassembled according to claim 2, characterized in that: The front connecting shaft cylinder and the front connecting bolt are connected by threads, and the front connecting shaft cylinder and the middle cavity form an integrated structure, and the middle cavity forms a sealing structure with the external cavity through a sealing rubber ring.

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