An intelligent control variable interval spiral track sewing machine

Abstract

The present invention discloses an intelligently controlled variable-interval spiral track sewing machine, in which the distance is set by the spiral pitch in the control component, and the rotation position of the cloth is detected by the encoder and fed back to the control component, which is converted into a horizontal movement distance parallel to the sewing machine body, so as to realize the sewing of the variable-interval spiral track. In the sewing process of the sewing machine, the control component controls the movement of the drive motor and the sewing machine body according to the information of the starting limiter and the rotary encoder, and drives the sewing material to move automatically according to the set requirements, so as to realize the variable-interval spiral line sewing track; without replacing the sewing equipment used before, a variety of models of sewing equipment can be simply modified, and one person can take care of multiple such sewing equipment at the same time.

Description

Technical Field

[0001] The invention relates to a sewing machine, in particular to an intelligently controlled variable-interval spiral track sewing machine. Background Art

[0002] In order to achieve variable interval spiral track sewing, the existing technology mainly uses manual sewing of spiral tracks. Different manual workers have different technical capabilities, operating levels, etc., resulting in poor product consistency. In addition, the sewing track quality of the product is unstable and prone to deformation. The spiral pitch error is large, and one person can only operate one sewing machine at the same time, resulting in high labor costs. The existing technology is difficult to operate and maintain, has high technical requirements for the operator, and is inefficient. How to achieve low-cost design and solve existing problems based on the original sewing machine has not been reported in the current technology. Summary of the invention

[0003] In order to solve the problems existing in the current technology, the purpose of the present invention is to provide an intelligently controlled variable-interval spiral track sewing machine.

[0004] To achieve the above-mentioned purpose, the technical means adopted by the present invention are: an intelligently controlled variable-interval spiral trajectory sewing machine, in which the distance is set by the spiral line pitch in the control component, and the rotational position of the cloth is detected by an encoder and fed back to the control component, which is converted into a horizontal movement distance parallel to the sewing machine body, thereby realizing sewing of a variable-interval spiral trajectory.

[0005] Furthermore, an alarm is provided in the control component.

[0006] Furthermore, a variable interval adjustment component is arranged on the mounting platform of the sewing machine body, and the variable interval adjustment component includes a fixed frame parallel to the sewing machine body, and a starting limiter is arranged on the outer end surface of the fixed frame located on the sewing machine head side, a driving motor is arranged on the outer end surface of the other end away from the sewing machine body, and a sliding unit is arranged on the fixed frame, and the sliding unit includes a sliding frame and a lower sliding platform and an upper pressing plate installed on the sliding frame, a fixing piece is arranged on the lower sliding platform for fixing the material to be sewn, and a rotary encoder is arranged on the upper pressing plate, the output shaft of the rotary encoder is connected to the rotating shaft through a coupling, the other end of the rotating shaft is connected to the rotating plate, a linkage piece is arranged on the rotating plate, the driving motor drives the sliding unit, and the control component connects the driving motor, the starting limiter and the rotary encoder.

[0007] Furthermore, the driving motor is a stepping motor.

[0008] Furthermore, the starting limiter is a limit switch, and the sliding unit includes a sliding rod and a lead screw installed in a fixed frame, the sliding frame is installed on the sliding rod and the lead screw, the driving motor is connected to the lead screw to drive the sliding frame to move, and the lower sliding platform has a walking surface on the surface located on the mounting platform, and nail needles are arranged on the walking surface as fixing parts, and the sewing materials are mounted on the nail needles. A starting positioning rod is arranged on the vertical surface of the lower sliding platform perpendicular to the walking surface and located on the fixed frame side, and the starting positioning rod is connected to the starting limiter at the initial position.

[0009] Furthermore, the upper pressure plate is connected to the sliding frame through a loose-leaf hinge, the rotary encoder is installed above the upper pressure plate through an encoder bracket, the rotating shaft passes through the upper pressure plate and is connected to the upper pressure plate through a bearing, a rotating plate is installed at the end of the rotating shaft below the upper pressure plate, two positioning pins are installed on the rotating plate as a linkage, and the fixing part is located between the two positioning pins.

[0010] Furthermore, the working steps of the intelligent control variable interval spiral track sewing machine are as follows:

[0011] First, insert the nail needle into the center point of the sewing material, then place the two positioning pins of the rotary encoder on the sewing fabric, and the control component controls the drive motor to make the sliding unit return to the origin and contact the limit switch;

[0012] Put down the sewing machine presser foot and press the start button of the control component to start the sewing machine;

[0013] The presser foot of the sewing machine drives the sewing material to move around the pin for a needle spacing, the sewing material drives the positioning pin, the positioning pin drives the rotary encoder to rotate, the rotary encoder detects the rotation position of the material to be sewn, and the control component converts it into a horizontal movement distance parallel to the sewing machine body according to the rotation position and the spiral parameter setting requirements to complete the variable interval spiral trajectory sewing task;

[0014] After sewing is completed, the alarm of the control component sounds, indicating that the task is completed;

[0015] Remove the finished product and repeat the above steps.

[0016] The beneficial effects of the present invention are as follows: during the sewing process of the sewing machine, the control component controls the movement of the drive motor and the sewing machine body according to the information of the starting limiter and the rotary encoder, driving the sewing material to move automatically according to the set requirements, thereby realizing a variable-interval spiral line sewing trajectory; without having to replace and eliminate the sewing equipment used before, various models of sewing equipment can be simply modified, and one person can take care of multiple such sewing equipment at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The content of the present invention is further explained below in conjunction with the drawings and embodiments.

[0018] Figure 1 It is a structural schematic diagram of the present invention;

[0019] Figure 2 It is a schematic diagram of the structure of the sliding unit of the present invention;

[0020] Figure 3 It is a schematic diagram of the variable-interval spiral trajectory of the present invention.

[0021] In the figure: 1. mounting platform, 2. sewing machine body, 3. variable interval adjustment component, 31. fixing frame, 32. starting limiter, 33. driving motor, 34. sliding unit, 341. sliding frame, 342. lower sliding platform, 343. upper pressing plate, 344. fixing part, 345. rotary encoder, 346. rotating plate, 347. linkage part, 348. loose-leaf, 4. material to be sewn. DETAILED DESCRIPTION

[0022] The invention discloses an intelligently controlled variable-interval spiral track sewing machine. The distance is set by the spiral line pitch in the control component. The rotation position of the cloth is detected by an encoder and fed back to the control component, which is converted into a horizontal movement distance parallel to the sewing machine body to realize sewing of the variable-interval spiral track.

[0023] As a specific structural design for implementation, Figure 1 , 2 As shown in Figure 3, an alarm is provided in the control component.

[0024] A variable interval adjustment component 3 is arranged on the mounting platform 1 of the sewing machine body 2, and the variable interval adjustment component 3 includes a fixed frame 31 parallel to the sewing machine body, and a starting limiter 32 is arranged on the outer end surface of the fixed frame 31 located on the sewing machine head side, a driving motor 33 is arranged on the outer end surface of the other end away from the sewing machine body, and a sliding unit 34 is arranged on the fixed frame 31, and the sliding unit 34 includes a sliding frame 341 and a lower sliding platform 342 and an upper pressing plate 343 installed on the sliding frame 341, a fixing member 344 is arranged on the lower sliding platform 342 for fixing the material 4 to be sewn, and a rotary encoder 345 is arranged on the upper pressing plate 343, the output shaft of the rotary encoder 345 is connected to the rotating shaft through a coupling, and the other end of the rotating shaft is connected to a rotating plate 346, and a linking member 347 is arranged on the rotating plate 346, the driving motor 33 drives the sliding unit 34, and the control component connects the driving motor 33, the starting limiter 32 and the rotary encoder 345.

[0025] The driving motor 33 is a stepping motor.

[0026] The starting limiter 32 is a limit switch, and the sliding unit 34 includes a sliding rod and a screw installed in the fixed frame 31. The sliding frame 341 is installed on the sliding rod and the screw. The driving motor 33 is connected to the screw to drive the sliding frame 341 to move. The lower sliding platform 342 has a walking surface on the surface located on the installation platform. A nail needle is arranged on the walking surface as a fixing part 344. The sewing material 4 is mounted on the nail needle. A starting positioning rod is arranged on the vertical surface of the lower sliding platform perpendicular to the walking surface and located on the side of the fixed frame 31. The starting positioning rod is connected to the starting limiter at the initial position.

[0027] The upper pressure plate 343 is connected to the sliding frame 341 through a hinge 348, and the rotary encoder 345 is installed above the upper pressure plate 343 through an encoder bracket. The rotating shaft passes through the upper pressure plate and is connected to the upper pressure plate through a bearing. A rotating plate 346 is installed at the end of the rotating shaft below the upper pressure plate, and two positioning pins are installed on the rotating plate 346 as a linkage 347. The fixing part 344 is located between the two positioning pins.

[0028] The working steps of the intelligent control variable interval spiral track sewing machine are as follows:

[0029] First, insert the nail needle into the center point of the sewing material, then place the two positioning pins of the rotary encoder on the sewing fabric, and the control component controls the drive motor to make the sliding unit return to the origin and contact the limit switch;

[0030] Put down the sewing machine presser foot and press the start button of the control component to start the sewing machine;

[0031] The presser foot of the sewing machine drives the sewing material to move around the pin for a needle spacing, the sewing material drives the positioning pin, the positioning pin drives the rotary encoder to rotate, the rotary encoder detects the rotation position of the material to be sewn, and the control component converts it into a horizontal movement distance parallel to the sewing machine body according to the rotation position and the spiral parameter setting requirements to complete the variable interval spiral trajectory sewing task;

[0032] After sewing is completed, the alarm of the control component sounds, indicating that the task is completed;

[0033] Remove the finished product and repeat the above steps.

[0034] During the sewing process of the sewing machine, the control component controls the movement of the drive motor and the sewing machine body according to the information of the starting limiter and the rotary encoder, so as to drive the sewing material to move automatically according to the set requirements, thereby realizing the variable-interval spiral line sewing trajectory; without replacing and eliminating the sewing equipment used before, various models of sewing equipment can be simply modified, and one person can take care of multiple sewing equipment at the same time.

[0035] The application embodiments are only used to illustrate the technical features disclosed in this application. Changes made by those skilled in the art through simple replacements still fall within the scope of protection of this application.

Claims

1. An intelligent control variable interval spiral track sewing machine, characterized in that: In the control component, the distance is set by the spiral line pitch, and the rotation position of the cloth is detected by the encoder and fed back to the control component, which is converted into a horizontal movement distance parallel to the sewing machine body to realize sewing of a variable-interval spiral trajectory; a variable interval adjustment component is arranged on the mounting platform of the sewing machine body, and the variable interval adjustment component includes a fixed frame parallel to the sewing machine body, and a starting limiter is arranged on the outer end surface of the fixed frame located on the sewing machine head side, a driving motor is arranged on the other end surface away from the sewing machine body, and a sliding unit is arranged on the fixed frame, and the sliding unit includes a sliding frame and a lower sliding platform and an upper pressing plate installed on the sliding frame, a fixing piece is arranged on the lower sliding platform for fixing the material to be sewn, and a rotary encoder is arranged on the upper pressing plate, and the output shaft of the rotary encoder is connected to the rotating shaft through a coupling, and the other end of the rotating shaft is connected to the rotating plate, and a linkage is arranged on the rotating plate, and the driving motor drives the sliding unit The control component is connected to the driving motor, the starting limiter and the rotary encoder; the starting limiter is a limit switch, the sliding unit includes a sliding rod and a screw installed in the fixed frame, the sliding frame is installed on the sliding rod and the screw, the driving motor is connected to the screw to drive the sliding frame to move, the lower sliding platform has a walking surface on the surface located on the installation platform, a nail needle is arranged on the walking surface as a fixing part, the sewing material is mounted on the nail needle, and a starting positioning rod is arranged on the lower sliding platform perpendicular to the walking surface and on the vertical surface located on the fixed frame side, and the starting positioning rod is connected to the starting limiter at the initial position; the upper pressing plate is connected to the sliding frame through a loose-leaf, the rotary encoder is installed above the upper pressing plate through an encoder bracket, the rotating shaft passes through the upper pressing plate and is connected to the upper pressing plate through a bearing, a rotating plate is installed at the end of the rotating shaft located below the upper pressing plate, two positioning pins are installed on the rotating plate as a linkage, and the fixing part is located between the two positioning pins.

2. The intelligent control variable interval spiral track sewing machine according to claim 1, characterized in that: An alarm is arranged in the control component.

3. The intelligent control variable interval spiral track sewing machine according to claim 1, characterized in that: The driving motor is a stepping motor.

4. The intelligent control variable interval spiral track sewing machine according to claim 1, characterized in that: The working steps are as follows: First, insert the nail needle into the center point of the sewing material, then place the two positioning pins of the rotary encoder on the sewing fabric, and the control component controls the drive motor to make the sliding unit return to the origin and contact the limit switch; Put down the sewing machine presser foot and press the start button of the control component to start the sewing machine; The presser foot of the sewing machine drives the sewing material to move around the pin for a needle spacing, the sewing material drives the positioning pin, the positioning pin drives the rotary encoder to rotate, the rotary encoder detects the rotation position of the material to be sewn, and the control component converts it into a horizontal movement distance parallel to the sewing machine body according to the rotation position and the spiral parameter setting requirements to complete the variable interval spiral trajectory sewing task; After sewing is completed, the alarm of the control component sounds to indicate that the task is completed; the finished product is removed and the above steps are repeated.

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