A knitting machine for knitting trousers

By designing a cleaning component on the knitting machine, using an air pump and suction tube to adsorb debris and dust on the needle bed, the problem of cleaning the knitting machine needle bed is solved, improving cleaning efficiency and equipment availability.

CN224468029UActive Publication Date: 2026-07-07BAOQI (XIAMEN) IND CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
BAOQI (XIAMEN) IND CO LTD
Filing Date
2025-07-16
Publication Date
2026-07-07

AI Technical Summary

Technical Problem

During the use of a knitting machine, thread ends and debris are easily left on the needle bed, which are difficult to clean and affect work efficiency and quality.

Method used

A cleaning component was designed, including an air pump, a storage box, and an air extraction tube. The air extraction tube slides in a guide groove via a slider and moves with the support frame. The air pump draws air to absorb debris and dust from the needle groove. The diameter of the air inlet changes with the movement to ensure cleaning along the entire length.

Benefits of technology

It achieves efficient cleaning of the needle bed, avoids blind spots in cleaning, and improves the working efficiency and quality of the knitting machine.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model discloses a kind of knitting machines for knitted trousers, belong to braiding equipment technical field, including the needle bed and the two sides of needle bed are provided with guide slot, the sliding block is slidably arranged in the guide slot, support frame is arranged between the sliding block of two sides, the bottom of support frame is provided with accommodating groove, the center of support frame is provided with cleaning assembly, the cleaning assembly includes air pump, storage box and suction pipe, the air pump is arranged on support frame, the storage box is covered in the upper of air pump, the suction pipe is provided with two, one end of the suction pipe is fixedly connected on air pump, the pipe body of the suction pipe is embedded in accommodating groove, a plurality of air inlet holes are provided on the suction pipe, the diameter of the air inlet hole gradually decreases with the side away from air pump, the utility model has the advantages of improving the cleaning efficiency of knitting machine.
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Description

Technical Field

[0001] This utility model relates to the field of knitting equipment technology, specifically a knitting machine for knitting trousers. Background Technology

[0002] A knitting machine is an industrial piece of equipment used to produce knitted fabrics. It can knit trouser pieces and then sew them together to make trousers. Its structure is complex and precise, and it is widely used in the manufacture of clothing, home textiles, medical textiles, and industrial textiles. Its technological development has evolved from manual machinery to fully automated computerized systems, and continues to develop towards intelligence, high efficiency, and multifunctionality.

[0003] A typical knitting machine includes a frame, a knitting system, a transmission mechanism, and a yarn control system. The knitting system includes a needle bed and knitting needles. The needle bed is covered with needle grooves. Through the reciprocating motion of the knitting needles on the needle bed, combined with the feeding and looping of the yarn, various knitted structures are formed. Workers then sew the knitted structures into garments.

[0004] However, because the needle bed is covered with needle grooves, yarn debris is easily left in the needle grooves during the use of the knitting machine, which is difficult to clean and affects the working efficiency and quality of the knitting machine.

[0005] Based on this, the present invention designs a knitting machine for knitting trousers to solve the above problems. Utility Model Content

[0006] To achieve the above objectives, this utility model provides the following technical solution: Guide grooves are provided on both sides of the needle bed, and sliders are slidably arranged in the guide grooves. A support frame is provided between the sliders on both sides, and a receiving groove is provided at the bottom of the support frame. A cleaning component is provided at the center of the support frame. The cleaning component includes an air pump, a storage box, and an air extraction tube. The air pump is mounted on the support frame, and the storage box covers the air pump. Two air extraction tubes are provided, with one end of each tube fixedly connected to the air pump. The tube body of each tube is embedded in the receiving groove, and several air inlets are provided on each tube. The diameter of each air inlet gradually decreases as it moves away from the air pump.

[0007] By adopting the above technical solution, when cleaning the needle bed, the sliding of the slider in the guide groove allows the support frame to move back and forth on the needle bed. The air pump is then activated, and the suction pipe begins to draw air outwards. As the suction pipe moves with the support frame above the needle groove, it can adsorb debris and dust in the needle groove. The changing diameter of the air inlet ensures that debris and dust throughout the entire length of the needle groove are effectively adsorbed, avoiding blind spots in cleaning and allowing impurities in the needle groove to be quickly removed, thus improving the cleaning efficiency of the needle bed.

[0008] Preferably, the support frame has a plurality of clearance holes, and a pressing rod is inserted through the clearance holes. One end of the pressing rod is located at the end away from the needle bed, and the other end of the pressing rod is fixedly connected to the air extraction tube.

[0009] By adopting the above technical solution, pressing the lever can bring the suction tube closer to the needle groove. The operator can adjust the distance between the suction tube and the needle bed as needed to ensure that the air inlet and the cleaning surface are kept at the optimal distance.

[0010] Preferably, the body of the suction pipe is made of a flexible material, and a connecting piece is fixedly installed on the suction pipe. The connecting piece is made of a rigid material, and the pressing rod is fixedly connected to the connecting piece.

[0011] By adopting the above technical solution, the soft material suction tube can be flexibly bent and deformed to adapt to the needle bed surface of different heights and angles, and the rigid connecting piece provides a stable force transmission fulcrum to ensure that the pressing pressure is effectively transmitted to the entire suction tube.

[0012] Preferably, a spring is fixedly provided on the connecting piece, and the other end of the spring is vertically connected to the support frame.

[0013] By adopting the above technical solution, when the pressing rod is pressed down, the spring stores elastic potential energy. After the pressing rod is released, the spring automatically rebounds to reset the air extraction tube, ensuring that the air extraction tube can quickly and accurately return to its initial position.

[0014] Preferably, the storage box includes a base and a top cover, the top cover being threadedly connected to the base.

[0015] By adopting the above technical solution, the threaded connection method allows for quick disassembly of the top cover, facilitates regular cleaning of collected dust and debris, simplifies daily maintenance procedures, and improves equipment availability.

[0016] In summary, this application has the following beneficial technical effects: When cleaning the needle bed, the sliding of the slider in the guide groove allows the support frame to move back and forth on the needle bed. Activating the air pump causes it to start running, and the suction pipe begins to draw air outwards. As the suction pipe moves with the support frame above the needle groove, it can adsorb debris and dust in the needle groove. The change in the diameter of the air inlet ensures that debris and dust throughout the entire length of the needle groove can be effectively adsorbed, avoiding blind spots in cleaning and allowing impurities in the needle groove to be quickly removed, thus improving the cleaning efficiency of the needle bed. Attached Figure Description

[0017] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0018] Figure 1 This is a schematic diagram of the overall structure of this embodiment;

[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the needle bed in this embodiment;

[0020] Figure 3 This is a schematic diagram of the connection surface between the air extraction pipe and the support frame in this embodiment;

[0021] Figure 4 This is a schematic diagram showing the location of the air outlet surface of the air extraction pipe in this embodiment.

[0022] The attached diagram lists the components represented by each number as follows:

[0023] 1. Needle bed; 2. Needle groove; 3. Top cover; 4. Base; 5. Pressing rod; 6. Air pump; 7. Support frame; 8. Receiving groove; 9. Slider; 10. Guide groove; 11. Air extraction tube; 12. Spring; 13. Connecting piece; 14. Air inlet. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0025] The following is in conjunction with the appendix Figure 1-4 This application will be described in further detail.

[0026] A knitting machine for knitting trousers includes a needle bed 1 with several needle slots 2. Guide slots 10 are provided on both sides of the needle bed 1. Slider 9 is slidably arranged in the guide slots 10. A support frame 7 is provided between the two sliders 9. A receiving slot 8 is provided at the bottom of the support frame 7. A cleaning component is provided at the center of the support frame 7. The cleaning component includes an air pump 6, a storage box, and an air extraction pipe 11. The air pump 6 is mounted on the support frame 7. The storage box covers the air pump 6. Two air extraction pipes 11 are provided. One end of the air extraction pipe 11 is fixedly connected to the air pump 6. The pipe body of the air extraction pipe 11 is embedded in the receiving slot 8. Several air inlets 14 are provided on the air extraction pipe 11. The diameter of the air inlets 14 gradually decreases as it moves away from the air pump 6.

[0027] When in use, the air pump 6 is turned on, and the air pump 6 begins to draw air. The air enters the suction pipe 11 through the air inlet 14, and then enters the storage box from the air pump 6. The support frame 7 is pushed, and the slider 9 on the support frame 7 begins to slide along the guide groove 10. When the support frame 7 slides over the needle groove 2, the debris and dust in the needle groove 2 are attracted and enter the suction pipe 11, and finally are collected into the storage box. When the air pump 6 is working, the negative pressure in the suction pipe 11 will gradually decrease with the length of the pipe. The large diameter of the air inlet 14 allows more airflow to enter, avoiding excessive local suction and causing airflow turbulence. The small diameter of the air inlet 14 limits the airflow and compensates for the decrease in negative pressure, making the overall suction distribution more uniform. With the change in the diameter of the air inlet 14, it is ensured that debris and dust in the entire length range of the needle groove 2 can be effectively attracted, avoiding cleaning blind spots, so that the impurities in the needle groove 2 can be quickly cleaned, improving the cleaning efficiency of the needle bed 1.

[0028] The support frame 7 has several clearance holes, through which a pressing rod 5 passes. One end of the pressing rod 5 is located away from the needle bed 1, and the other end of the pressing rod 5 is fixedly connected to the suction tube 11. The tube body of the suction tube 11 is made of a soft material, and a connecting piece 13 is fixedly installed on the suction tube 11. The connecting piece 13 is made of a rigid material, and the pressing rod 5 is fixedly connected to the connecting piece 13. A spring 12 is fixedly installed on the connecting piece 13, and the other end of the spring 12 is vertically connected to the support frame 7.

[0029] By pressing the pressing rod 5, the suction tube 11 is pressed towards the side closer to the needle groove 2. The spring 12 on the suction tube 11 is stretched by the force, and the operator can adjust the distance between the suction tube 11 and the needle groove 2 as needed, thereby adjusting the suction tube 11's adsorption capacity for impurities in the needle groove 2. After adsorption is completed, the pressing rod 5 is released, and the spring 12 retracts, driving the suction tube 11 back into the receiving groove 8, preventing the suction tube 11 from falling off and improving the ease of use of the device.

[0030] The storage box includes a base 4 and a top cover 3. The top cover 3 is threaded onto the base 4. During operation, the air pump 6 adsorbs dust and impurities into the storage box. When the dust and impurities in the storage box reach a certain level, the top cover 3 can be unscrewed from the base 4 to clean the storage box, thus improving the cleaning efficiency of the cleaning components.

[0031] The implementation principle of this embodiment is as follows: During use, the air pump 6 is started, and the air pump 6 begins to draw air. The gas enters the suction pipe 11 along the air inlet 14, and then enters the storage box from the air pump 6. The support frame 7 is pushed, and the slider 9 on the support frame 7 begins to slide along the guide groove 10. When the support frame 7 slides over the needle groove 2, the debris and dust in the needle groove 2 are attracted and enter the suction pipe 11. The pressing rod 5 is pressed, pushing the suction pipe 11 towards the side closer to the needle groove 2. The spring 12 on the suction pipe 11 is stretched by the force, and the operator... The distance between the suction tube 11 and the needle groove 2 can be adjusted as needed, thereby adjusting the suction tube 11's adsorption capacity for impurities in the needle groove 2. After adsorption is complete, the pressing rod 5 is released, and the spring 12 retracts, causing the suction tube 11 to return to the receiving groove 8. Finally, the adsorbed impurities and dust will enter the storage box with the airflow. When the dust and impurities in the storage box reach a certain level, the top cover 3 can be unscrewed from the base 4 to clean the storage box, so that the impurities in the needle groove 2 can be quickly cleaned, improving the cleaning efficiency of the needle bed 1.

[0032] In the description of this utility model, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "side", "top", "inner", "front", "center", "both ends", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0033] In this utility model, unless otherwise explicitly specified and limited, the terms "installation", "setting", "connection", "fixing", "screw connection", etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components or the interaction between two components. Unless otherwise explicitly limited, those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0034] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A knitting machine for knitting trousers, comprising a needle bed (1) having a plurality of needle grooves (2), characterized in that: The needle bed (1) has guide grooves (10) on both sides, and sliders (9) are slidably arranged in the guide grooves (10). A support frame (7) is arranged between the sliders (9) on both sides. A receiving groove (8) is opened at the bottom of the support frame (7). A cleaning component is arranged in the center of the support frame (7). The cleaning component includes an air pump (6), a storage box and an air extraction pipe (11). The air pump (6) is arranged on the support frame (7). The storage box covers the air pump (6). There are two air extraction pipes (11). One end of the air extraction pipe (11) is fixedly connected to the air pump (6). The body of the air extraction pipe (11) is embedded in the receiving groove (8). Several air inlets (14) are arranged on the air extraction pipe (11). The diameter of the air inlets (14) gradually decreases as it moves away from the air pump (6).

2. A knitting machine for knitting trousers according to claim 1, characterized in that: The support frame (7) has several clearance holes, and a pressing rod (5) is inserted through the clearance holes. One end of the pressing rod (5) is located away from the needle bed (1), and the other end of the pressing rod (5) is fixedly connected to the air extraction pipe (11).

3. A knitting machine for knitting trousers according to claim 2, characterized in that: The body of the suction pipe (11) is made of a soft material, and a connecting piece (13) is fixedly installed on the suction pipe (11). The connecting piece (13) is made of a hard material, and the pressing rod (5) is fixedly connected to the connecting piece (13).

4. A knitting machine for knitting trousers according to claim 3, characterized in that: A spring (12) is fixedly installed on the connecting piece (13), and the other end of the spring (12) is vertically connected to the support frame (7).

5. A knitting machine for knitting trousers according to claim 1, characterized in that: The storage box includes a base (4) and a top cover (3), the top cover (3) being threaded onto the base (4).