Knitting needle automatic placing equipment

By designing automatic knitting needle placement equipment, the automatic discharge and placement of knitting needles is achieved using hydraulic cylinders, electric push rods and guiding components, the problem of reliance on manual operation in the prior art is solved, and the knitting efficiency and product quality are improved.

CN222833559UActive Publication Date: 2025-05-06YANTAI TIANCHENG NEEDLE MFG CO LTD
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Patent Information

Application Number
CN202421661807.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-15
Publication Date
2025-05-06
Estimated Expiration
2034-07-15

AI Technical Summary

Technical Problem

In the prior art, the placement of knitting needles mainly relies on manual operations, which leads to the staff being easily fatigued after working for a long time and is prone to deviations in the placement angle of the knitting needles, affecting the knitting efficiency and product quality.

Method used

An automatic placement equipment for knitting needles is designed, including a conveyor frame, a knitting needle body, a hydraulic cylinder, an electric push rod and a guiding component. The knitting needle body is guided to move through the guiding component, and the automatic discharge and placement of the knitting needles is achieved by using the hydraulic cylinder and an electric push rod.

Benefits of technology

The automatic placement of knitting needles is realized, which reduces the fatigue and error of manual operation, ensures the neat placement and consistent angle of knitting needles, and improves the knitting efficiency and product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses automatic knitting needle placing equipment, which relates to the technical field of knitting needles and comprises a conveying frame and knitting needle bodies, and a pair of knitting needle bodies is placed on the top of the conveying frame close to one side. A controller is fixedly installed at the bottom of the conveying frame, a supporting plate is fixedly connected to the bottom, close to one side, of the conveying frame, a fixing frame is fixedly installed at the top of the supporting plate on one side of the conveying frame, a fixing plate is fixedly connected to one side of the fixing frame, a hydraulic cylinder is fixedly installed at the top of the fixing plate, and a connecting plate is arranged at the bottom of the fixing plate. By arranging the guide part, the sliding placement angle of the knitting needle bodies on the top of the conveying frame can be automatically adjusted, it is ensured that the surfaces of one sides of the knitting needle bodies can be in an attached state with the L-shaped plate, and the two knitting needle bodies can be separated by moving the separating plate downwards and moving the L-shaped plate upwards; and it is ensured that each knitting needle body can be discharged independently, then it is ensured that the knitting needle bodies can be placed in order, and automatic placing work is achieved.
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Description

Technical Field

[0001] The utility model relates to the technical field of knitting needles, in particular to an automatic knitting needle placing device. Background Art

[0002] The knitting needle is a key loop-forming component on a knitting machine. It is made of steel wire or steel belt through mechanical processing. Its main function is to weave yarn into coils and connect these coils into knitted fabrics. The structure and shape of the knitting needle have an important influence on the knitting process, the productivity of the knitting machine and the quality of the product. It is an important basis for the design of knitting machines. As one of the main parts of warp knitting machines, the superiority of the knitting needle's performance directly affects the quality and output of knitted products.

[0003] The placement method of knitting needles is crucial for sweater knitting, as it affects the knitting efficiency and the quality of the work. Generally, the knitting needles are classified and placed according to their size, type (such as straight needles, circular needles, etc.) and material. In order to facilitate quick identification and retrieval, operators generally use labels or marks to clearly identify knitting needles of different categories and sizes. The method of placing knitting needles in the prior art is generally through manual placement.

[0004] If a large number of knitting needles need to be placed manually, the workers will easily get tired after working for a long time, and the workers will easily deviate from the angle of placement of the knitting needles during operation. A large number of knitting needles are piled together at different angles, which will affect the knitting placement effect and make it inconvenient for subsequent workers to take the knitting needles, thus affecting the subsequent use of the knitting needles. Utility Model Content

[0005] The purpose of the utility model is to provide a knitting needle automatic placement device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A knitting needle automatic placement device comprises a conveying frame and a knitting needle body, wherein a pair of knitting needle bodies are placed on the top of the conveying frame near one side; a controller is fixedly installed on the bottom of the conveying frame, a support plate is fixedly connected to the bottom of the conveying frame near one side, a fixing frame is fixedly installed on the top of the support plate on one side of the conveying frame, a fixing plate is fixedly connected to one side of the fixing frame, a hydraulic cylinder is fixedly installed on the top of the fixing plate, a connecting plate is arranged at the bottom of the fixing plate, an output shaft of the hydraulic cylinder extends out of the bottom of the fixing plate and is fixedly connected to the surface of the top of the connecting plate, the other side of the connecting plate extends out of the other side of the fixing frame and is fixedly installed with an L-shaped plate, the surface of one side of the bottom of the L-shaped plate is in contact with the top surface inside the conveying frame, and the L-shaped plate is fixedly installed on the top of the supporting plate on one side of the conveying frame. The surface of the other side of the plate fits with the surface of one side of the knitting needle body near the top of the conveying frame, and a connecting frame is fixedly installed on the other side of the fixed frame on the top of the L-shaped plate, and an electric push rod is fixedly installed on the top of the connecting frame, and the output shaft of the electric push rod extends out of the bottom of the connecting frame and is fixedly connected to a separation plate, and a pair of inclined surfaces inclined to both sides are provided at the bottom of the separation plate, and the separation plate is located directly above the two knitting needle bodies, and a pair of limiting plates are fixedly installed at both ends of the top of the conveying frame on the other side of the knitting needle body, and a pair of traction plates are fixedly connected at both ends of the top of the conveying frame on one side of the limiting plate, and a number of guiding components for guiding the moving trajectory of the knitting needle body are provided between each limiting plate and each traction plate.

[0008] By installing the guide component, the trajectory of the knitting needle body sliding on the top of the conveying frame can be automatically guided and limited, and the placement angle of the knitting needle body can be adjusted to ensure that the surface of one side of the subsequent knitting needle body can fit with the surface of the other side of the L-shaped plate. When the knitting needle body moves to fit with the surface of the other side of the L-shaped plate, the separation plate can be driven to move downward by installing the electric push rod, and by arranging an inclined surface at the bottom of the separation plate, during the downward movement of the separation plate, the inclined surface arranged on the other side of the bottom of the separation plate can first contact the knitting needle body, so that the knitting needle body can be squeezed to the other side for a distance, so that the two knitting needle bodies are separated. By installing the hydraulic cylinder, the connecting plate can be driven to move upward, and the L-shaped plate can be driven to move upward to separate it from the conveying frame and the surface of the knitting needle body. At this time, the knitting needle body located on one side of the separation plate can automatically move downward to realize automatic unloading, thereby realizing the unloading processing of each knitting needle body individually and realizing automatic placement, ensuring that each knitting needle body maintains the same angle and is neatly placed.

[0009] A further improvement of the technical solution of the utility model is that each guiding component includes an electric push rod, each electric push rod is fixedly connected to the surface of the outer end of the conveying frame, and the output shaft of each electric push rod extends to the inside of the outer end of the conveying frame and is fixedly installed with an adjustment frame.

[0010] The above-mentioned technical scheme is adopted. In this scheme, through the mutual cooperation between multiple adjustment frames, the trajectory of the knitting needle body moving to one side on the top of the conveying frame can be guided and limited, and then the placement angle of the knitting needle body can be automatically adjusted. By installing multiple electric push rods, each adjustment frame can be driven to move to one end or the other end, and then the adjustment range of the placement angle of the knitting needle body can be adjusted, so as to adapt to knitting needles with different initial placement angles, thereby improving the flexibility of the device.

[0011] A further improvement of the technical solution of the utility model is that a roller is rotatably mounted inside each adjusting frame, and the surface of the inner end of each roller extends out of the interior of each adjusting frame.

[0012] The above-mentioned technical solution is adopted. In this solution, when the knitting needle body is close to the adjusting frame, it can come into contact with the roller, and when the knitting needle body moves to one side, the roller can rotate along with the knitting needle body, thereby reducing the wear between the adjusting frame and the roller, and protecting the knitting needle body to a certain extent.

[0013] A further improvement of the technical solution of the utility model is that a guide plate is fixedly installed on the other side of each adjustment frame, and the inner end of each guide plate is provided with an inclined surface inclined toward one side of the inner end.

[0014] By adopting the above technical solution, in this solution, the possibility of the knitting needle body getting stuck between the adjustment frame and the traction plate and between the adjustment frames during sliding can be reduced by installing the guide plate, thereby ensuring that the knitting needle body can slide normally to one side.

[0015] A further improvement of the technical solution of the utility model is that an inclined plate is fixedly installed on the other side of each traction plate, and the inner end of each inclined plate is provided with an inclined surface inclined toward one side of the inner end.

[0016] The above-mentioned technical solution is adopted. In this solution, the angle of the other side of the traction plate can be enlarged by installing an inclined plate, so that when the knitting needle body is placed on the top of the conveying frame close to the other side, it can be moved between the traction plates through the guidance of the inclined surface, so as to facilitate subsequent guidance and adjustment work, replacing manual operation and realizing automatic placement of the knitting needle body.

[0017] A further improvement of the technical solution of the utility model is that an extension plate is fixedly installed on the top of the L-shaped plate close to the other side.

[0018] The above-mentioned technical solution is adopted. In this solution, the height of the top of the L-shaped plate can be extended by installing an extension plate, thereby preventing the knitting needle body from moving to the top of the L-shaped plate during the sliding process to one side, ensuring that the knitting needle body can slide to one side of the conveying frame through the bottom of the L-shaped plate for unloading.

[0019] A further improvement of the technical solution of the utility model is that a pair of sliding rods are fixedly installed on the top of the separation plates at both ends of the electric push rod, and each sliding rod runs through the interior of the connecting frame.

[0020] The above technical solution is adopted. In this solution, the trajectory of the separation plate driven by the electric push rod to move up and down can be guided and limited by installing a sliding rod, ensuring that the separation plate can maintain linear movement, and further ensuring that the separation plate can separate the two knitting needle bodies.

[0021] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0022] 1. The utility model provides an automatic knitting needle placement device. Through the mutual cooperation between the guiding components, the moving trajectory of the knitting needle body to one side can be guided and limited, so that the angle of the knitting needle body can be adjusted to ensure that when the subsequent knitting needle body is close to the L-shaped plate, the surface of one side of the knitting needle body can be in a state of being in contact with the L-shaped plate. When the knitting needle body is in contact with the surface of the other side of the L-shaped plate, the separation plate can be used to separate the two knitting needle bodies on both sides of the bottom through the mutual cooperation between the electric push rod and the separation plate, and then the hydraulic cylinder is used to drive the connecting plate and the L-shaped plate to move upward, so that the knitting needle body on one side of the separation plate can be unloaded, and then the hydraulic cylinder is used to drive the L-shaped plate to move downward again, so that the L-shaped plate is in contact with the surface of the conveying frame, and the electric push rod is used to drive the separation plate to move upward, so that the next knitting needle body is in contact with the surface of the other side of the L-shaped plate to one side, and the above operation is repeated again, so that the next knitting needle body can be unloaded. After repeating the above operation for many times, each knitting needle body can be unloaded separately, thereby ensuring that the knitting needle bodies can be neatly placed and automatic placement can be achieved.

[0023] 2. The utility model provides an automatic knitting needle placement device, which can extend the height of the top of the L-shaped plate by installing an extension plate, thereby preventing the knitting needle body from sliding to the top of the L-shaped plate and affecting its subsequent operation, thereby ensuring that each knitting needle body can be unloaded through the bottom of the L-shaped plate to one side of the conveyor frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The utility model will be further described below in conjunction with the accompanying drawings.

[0025] Figure 1 It is a three-dimensional diagram of the utility model;

[0026] Figure 2 A stereogram of the overall second viewing angle of the present invention;

[0027] Figure 3 It is a schematic diagram of the partial structure of the conveying frame of the utility model from a second viewing angle;

[0028] Figure 4 This is a schematic diagram of the partial structure of the guide component of the utility model from a second viewing angle;

[0029] Figure 5 For the utility model Figure 3 The enlarged structural diagram at A in the middle;

[0030] Figure 6 For the utility model Figure 4 Enlarged structural diagram at B in the middle.

[0031] In the figure: 1, conveying frame; 101, supporting plate; 2, fixing frame; 201, fixing plate; 3, hydraulic cylinder; 4, controller; 5, guiding component; 501, adjusting frame; 502, electric push rod; 503, rotating roller; 504, guiding plate; 6, L-shaped plate; 601, connecting plate; 602, extension plate; 7, connecting frame; 8, separating plate; 801, sliding rod; 9, knitting needle body; 10, limiting plate; 11, traction plate; 1101, inclined plate; 12, electric push rod. DETAILED DESCRIPTION

[0032] The present invention is further described in detail below in conjunction with the embodiments: Example

[0033] like Figure 2 , Figure 3 and Figure 5As shown, the utility model provides an automatic knitting needle placement device, including a conveying frame 1 and a knitting needle body 9, a pair of knitting needle bodies 9 are placed on the top of the conveying frame 1 near one side; a controller 4 is fixedly installed on the bottom of the conveying frame 1, a support plate 101 is fixedly connected to the bottom of the conveying frame 1 near one side, a fixed frame 2 is fixedly installed on the top of the support plate 101 on one side of the conveying frame 1, a fixed plate 201 is fixedly connected to one side of the fixed frame 2, a hydraulic cylinder 3 is fixedly installed on the top of the fixed plate 201, a connecting plate 601 is provided at the bottom of the fixed plate 201, the output shaft of the hydraulic cylinder 3 extends out of the bottom of the fixed plate 201 and is fixedly connected to the surface of the top of the connecting plate 601, the other side of the connecting plate 601 extends out of the other side of the fixed frame 2 and is fixedly installed with an L-shaped plate 6, the surface of one side of the bottom of the L-shaped plate 6 is connected to the inner surface of the conveying frame 1 The top surface of the part is fitted with the top surface of the L-shaped plate 6, and the surface of the other side of the L-shaped plate 6 is fitted with the surface of the one side of the knitting needle body 9 close to the top side of the conveying frame 1. A connecting frame 7 is fixedly installed on the other side of the fixing frame 2 on the top of the L-shaped plate 6, and an electric push rod 12 is fixedly installed on the top of the connecting frame 7. The output shaft of the electric push rod 12 extends out of the bottom of the connecting frame 7 and is fixedly connected with a separation plate 8. The bottom of the separation plate 8 is provided with a pair of inclined surfaces inclined to both sides respectively, and the separation plate 8 is located directly above the two knitting needle bodies 9. A pair of limiting plates 10 are fixedly installed at both ends of the top of the conveying frame 1 on the other side of the knitting needle body 9, and a pair of traction plates 11 are fixedly connected at both ends of the top of the conveying frame 1 on one side of the limiting plate 10, and a plurality of guide components 5 for guiding the active trajectory of the knitting needle body 9 are provided between each limiting plate 10 and each traction plate 11.

[0034] In this embodiment, by installing the guide component 5, the sliding trajectory of the knitting needle body 9 on the top of the conveying frame 1 can be automatically guided and limited, and the placement angle of the knitting needle body 9 can be adjusted to ensure that the surface of one side of the subsequent knitting needle body 9 can fit with the surface of the other side of the L-shaped plate 6. When the knitting needle body 9 moves to fit with the surface of the other side of the L-shaped plate 6, the separation plate 8 can be driven to move downward by installing the electric push rod 12, and by providing an inclined surface at the bottom of the separation plate 8, during the downward movement of the separation plate 8, the inclined surface provided on the other side of the bottom of the separation plate 8 can first fit with the knitting needle The two knitting needle bodies 9 are in contact with each other, so that the knitting needle body 9 can be squeezed to the other side for a distance, so that the two knitting needle bodies 9 are separated. By installing the hydraulic cylinder 3, the connecting plate 601 can be driven to move upward, and the L-shaped plate 6 can be driven to move upward to separate it from the surface of the conveying frame 1 and the knitting needle body 9. At this time, the knitting needle body 9 located on one side of the separation plate 8 can automatically move downward to realize automatic unloading, thereby realizing the unloading processing of each knitting needle body 9 separately and realizing automatic placement, ensuring that each knitting needle body 9 maintains the same angle so that they are placed neatly. Example

[0035] like Figure 2 , Figure 4 and Figure 6 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, each guiding component 5 includes an electric push rod 502, each electric push rod 502 is fixedly connected to the surface of the outer end of the conveying frame 1, the output shaft of each electric push rod 502 extends to the inside of the outer end of the conveying frame 1 and is fixedly installed with an adjusting frame 501, a roller 503 is rotatably installed inside each adjusting frame 501, and the surface of the inner end of each roller 503 extends out of the interior of each adjusting frame 501, a guide plate 504 is fixedly installed on the other side of each adjusting frame 501, and the inner end of each guide plate 504 is provided with an inclined surface inclined toward one side of the inner end, and an inclined plate 1101 is fixedly installed on the other side of each traction plate 11, and the inner end of each inclined plate 1101 is provided with an inclined surface inclined toward one side of the inner end.

[0036] In the present embodiment, through the mutual cooperation between the multiple adjustment frames 501, the trajectory of the knitting needle body 9 moving to one side on the top of the conveying frame 1 can be guided and limited, so as to automatically adjust the placement angle of the knitting needle body 9, and by installing multiple electric push rods 502, each adjustment frame 501 can be driven to move to one end or the other end, so as to adjust the adjustment range of the placement angle of the knitting needle body 9, so as to adapt to knitting needles with different initial placement angles, thereby improving the flexibility of the device; when the knitting needle body 9 is close to the adjustment frame 501, it can contact with the rotating roller 503, and in the process of the knitting needle body 9 moving to one side, the rotating roller 503 can rotate with the knitting needle body 9, thereby reducing the knitting needle body 9. The wear between the adjusting frame 501 and the rotating roller 503 is reduced, and the knitting needle body 9 is protected to a certain extent; by installing the guide plate 504, the possibility of the knitting needle body 9 getting stuck between the adjusting frame 501 and the traction plate 11 and between the adjusting frame 501 and the adjusting frame 501 during the sliding process can be reduced, thereby ensuring that the knitting needle body 9 can slide normally to one side; by installing the inclined plate 1101, the angle of the other side of the traction plate 11 can be expanded, so that when the knitting needle body 9 is placed at a position close to the other side at the top of the conveying frame 1, it can be guided by the inclined surface and moved between the traction plates 11, so as to facilitate subsequent guiding and adjusting work, instead of manual operation, to realize automatic placement of the knitting needle body 9.

[0037] Example 3 Figure 2 , Figure 3 and Figure 5 As shown, based on Example 2, the utility model provides a technical solution: preferably, an extension plate 602 is fixedly installed on the top of the L-shaped plate 6 near the other side, and a pair of sliding rods 801 are fixedly installed on the top of the separation plate 8 at both ends of the electric push rod 12, and each sliding rod 801 passes through the interior of the connecting frame 7.

[0038] In this embodiment, by installing the extension plate 602, the height of the top of the L-shaped plate 6 can be extended, thereby preventing the knitting needle body 9 from moving to the top of the L-shaped plate 6 during the sliding process to one side, ensuring that the knitting needle body 9 can slide to one side of the conveying frame 1 through the bottom of the L-shaped plate 6 for unloading; by installing the slide rod 801, the trajectory of the separation plate 8 driven by the electric push rod 12 to move up and down can be guided and limited, ensuring that the separation plate 8 can maintain a straight line movement, and further ensuring that the separation plate 8 can separate the two knitting needle bodies 9.

[0039] The following is a detailed description of the working principle of the automatic needle placement device.

[0040] like Figure 1-Figure 6 As shown, the user can first adjust each electric push rod 502, and then drive each adjustment frame 501 to move to one end or the other end, and then continuously place each knitting needle body 9 at the top of the conveying frame 1 near the other side. Because the conveying frame 1 itself is inclined to one side, the knitting needle body 9 can automatically slide to one side, and the inclined plate 1101 and the traction plate 11 can be used to guide and limit the movement trajectory of the knitting needle body 9 to one side. The knitting needle body 9 then contacts the roller 503, and the roller 503 can squeeze the knitting needle body 9, so that the placement angle of the knitting needle body 9 can be adjusted, replacing manual operation, and realizing automatic placement of the knitting needle body 9. When the knitting needle body 9 moves to a position that fits the surface on the other side of the L-shaped plate 6, the electric push rod 12 can drive the separation plate 8 to move downward. At this time, the inclined surface set on the other side of the bottom of the separation plate 8 can squeeze the knitting needle body 9 on the other side of the bottom of the separation plate 8 to the other side. The hydraulic cylinder 3 is used to drive the L-shaped plate 6 to move upward, so that the knitting needle body 9 on one side of the separation plate 8 can automatically slide down for unloading, and then the hydraulic cylinder 3 is used to drive the L-shaped plate 6 to move downward again, so that the L-shaped plate 6 is in contact with the surface of the conveying frame 1, and then the electric push rod 12 is used to drive the separation plate 8 to move upward. At this time, the second knitting needle body 9 can slide to one side and fit the surface of the other side of the L-shaped plate 6, and then the electric push rod 12 is used to drive the separation plate 8 to move downward, and the hydraulic cylinder 3 is used to drive the L-shaped plate 6 to move upward, so that the knitting needle body 9 on one side of the separation plate 8 can be automatically unloaded. After repeating the above operation for many times, each knitting needle body 9 can be unloaded separately, thereby ensuring that the knitting needle body 9 can be neatly placed to achieve automatic placement.

[0041] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. An automatic knitting needle placement device, comprising a conveying frame (1) and a knitting needle body (9), wherein a pair of knitting needle bodies (9) are placed near the top of one side of the conveying frame (1); characterized in that: A controller (4) is fixedly installed at the bottom of the conveying frame (1); a support plate (101) is fixedly connected to the bottom of the conveying frame (1) near one side; a fixed frame (2) is fixedly installed on the top of the support plate (101) on one side of the conveying frame (1); a fixed plate (201) is fixedly connected to one side of the fixed frame (2); a hydraulic cylinder (3) is fixedly installed on the top of the fixed plate (201); a connecting plate (601) is provided at the bottom of the fixing plate (201); an output shaft of the hydraulic cylinder (3) extends out of the bottom of the fixing plate (201) and is fixedly connected to the surface of the top of the connecting plate (601); the other side of the connecting plate (601) extends out of the other side of the fixing frame (2) and is fixedly installed with an L-shaped plate (6); the surface of one side of the bottom of the L-shaped plate (6) is in contact with the top surface of the inside of the conveying frame (1), and the surface of the other side of the L-shaped plate (6) is in contact with the top surface of the inside of the conveying frame (1), and the surface of the other side of the L-shaped plate (6) is in contact with the top surface of the inside of the conveying frame (1). The surfaces of one side of the knitting needle body (9) on one side of the top are in contact with each other, a connecting frame (7) is fixedly installed on the other side of the fixing frame (2) on the top of the L-shaped plate (6), an electric push rod (12) is fixedly installed on the top of the connecting frame (7), the output shaft of the electric push rod (12) extends out of the bottom of the connecting frame (7) and is fixedly connected to a separation plate (8), a pair of inclined surfaces inclined to both sides are provided at the bottom of the separation plate (8), and the separation plate (8) is located directly above the two knitting needle bodies (9), a pair of limiting plates (10) are fixedly installed at both ends of the top of the conveying frame (1) on the other side of the knitting needle body (9), a pair of traction plates (11) are fixedly connected at both ends of the top of the conveying frame (1) on one side of the limiting plate (10), and a plurality of guide components (5) for guiding the moving trajectory of the knitting needle body (9) are provided between each of the limiting plates (10) and each of the traction plates (11).

2. The automatic knitting needle placement device according to claim 1, characterized in that: Each of the guide components (5) comprises an electric push rod (502), each of the electric push rods (502) is fixedly connected to the surface of the outer end of the conveying frame (1), and the output shaft of each of the electric push rods (502) extends to the inside of the outer end of the conveying frame (1) and is fixedly mounted with an adjustment frame (501).

3. The automatic knitting needle placement device according to claim 2, characterized in that: A rotating roller (503) is rotatably mounted inside each of the adjusting frames (501), and the surface of the inner end of each of the rotating rollers (503) extends out of the interior of each of the adjusting frames (501).

4. The automatic knitting needle placement device according to claim 3, characterized in that: A guide plate (504) is fixedly mounted on the other side of each adjustment frame (501), and an inner end of each guide plate (504) is provided with an inclined surface inclined toward one side of the inner end.

5. The automatic knitting needle placement device according to claim 4, characterized in that: An inclined plate (1101) is fixedly mounted on the other side of each traction plate (11), and an inner end of each inclined plate (1101) is provided with an inclined surface inclined towards one side of the inner end.

6. The automatic knitting needle placement device according to claim 1, characterized in that: An extension plate (602) is fixedly mounted on the top of the L-shaped plate (6) near the other side.

7. The automatic knitting needle placement device according to claim 6, characterized in that: A pair of slide bars (801) are fixedly mounted on the top of the separation plates (8) at both ends of the electric push rod (12), and each of the slide bars (801) passes through the interior of the connecting frame (7).