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CN-122013454-A - Wire braid cutting control method and device, sewing machine, medium and product

CN122013454ACN 122013454 ACN122013454 ACN 122013454ACN-122013454-A

Abstract

The invention discloses a strand cutting control method, a strand cutting control device, a sewing machine, a medium and a product. The method is applied to a sewing machine, the sewing machine comprises a sewing machine body, a sewing table and a needle plate, wherein a cutter assembly is arranged on the sewing table and used for cutting off a wire braid, the sewing machine further comprises a first sensor arranged between the needle plate and the cutter assembly and used for detecting the wire braid, a first voltage value detected by the first sensor is obtained, if the first voltage value is matched with a fabric calibration voltage value, the fabric to be sewn is continuously sewn, a second voltage value detected by the first sensor in a continuous preset needle is obtained, if the second voltage value in the continuous preset needle is matched with the wire braid calibration voltage value, the cutter assembly is controlled to execute a front cutting action, the front wire braid of the fabric to be sewn is cut off, and the conditions that the front wire braid of the fabric to be sewn is accurately and timely cut off can be achieved without generating overlong wire heads.

Inventors

  • WANG FEI

Assignees

  • 杰克科技股份有限公司

Dates

Publication Date
20260512
Application Date
20260325

Claims (10)

  1. 1. The thread braid cutting control method is applied to a sewing machine, and comprises a sewing machine body, a sewing table and a needle plate, wherein a cutter assembly is arranged on the sewing table and used for cutting a thread braid, the sewing machine is characterized by further comprising a first sensor arranged between the needle plate and the cutter assembly and used for detecting the thread braid, and the method comprises the following steps: acquiring a first voltage value detected by the first sensor; if the first voltage value is matched with the fabric calibration voltage value, continuing sewing the fabric to be sewn and acquiring a second voltage value detected by the first sensor in a continuous preset needle; and if the second voltage values in the continuous preset needle are matched with the wire braid calibration voltage values, controlling the cutter assembly to execute a front wire cutting action, and cutting off the front wire braid of the fabric to be sewn.
  2. 2. The method as recited in claim 1, further comprising: and if the first voltage value is matched with the wire braid calibration voltage value, controlling the cutter assembly to execute a front wire cutting action, and cutting off the front wire braid of the fabric to be sewn.
  3. 3. The method as recited in claim 1, further comprising: And if the second voltage value detected by at least one needle in the continuous preset needles is not matched with the wire braid calibration voltage value, continuing to sew the fabric to be sewn.
  4. 4. A method according to any one of claims 1-3, further comprising, prior to acquiring the first voltage value detected by the first sensor: Forming a thread plait in an empty sewing state; and acquiring a third voltage value of the wire braid detected by the first sensor, and determining the third voltage value as the wire braid calibration voltage value.
  5. 5. A method according to any one of claims 1-3, further comprising, prior to acquiring the first voltage value detected by the first sensor: and acquiring a fourth voltage value of the fabric to be sewn placed on the sewing table through a first sensor, and determining the fourth voltage value as the fabric calibration voltage value.
  6. 6. A method according to any one of claims 1-3, characterized in that the sewing machine further comprises at least one second sensor arranged on the sewing table and the needle plate in the direction of travel of the fabric, said second sensor being adapted to detect the fabric to be sewn, the number of needles of said continuous preset needles being determined according to a fifth voltage value of the fabric to be sewn acquired by said second sensor.
  7. 7. The utility model provides a wire braid cuts off controlling means, is applied to the sewing machine, and the sewing machine includes sewing machine body, seam platform and faller, be provided with cutter unit spare on the seam bench, cutter unit spare is used for cutting off the wire braid, its characterized in that, the sewing machine still includes the setting is in the faller with cutter unit spare between first sensor, first sensor is used for detecting the wire braid, the device includes: the first voltage acquisition module is used for acquiring a first voltage value detected by the first sensor; The second voltage acquisition module is used for continuously sewing the fabric to be sewn and acquiring a second voltage value detected by the first sensor in the continuous preset needle if the first voltage value is matched with the fabric calibration voltage value; and the first wire braid cutting control module is used for controlling the cutter assembly to execute a front wire cutting action and cutting off the front wire braid of the fabric to be sewn if the second voltage values in the continuous preset needles are matched with the wire braid calibration voltage values.
  8. 8. A sewing machine includes a sewing machine body, a sewing table, and a needle plate; the sewing machine is characterized by further comprising a first sensor arranged between the needle plate and the cutter assembly, wherein the first sensor is used for detecting the wire braid; At least one processor disposed inside the sewing machine body; and a memory communicatively coupled to the at least one processor; Wherein the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the strand break control method of any one of claims 1 to 6.
  9. 9. A computer readable storage medium storing computer instructions for causing a processor to implement the strand break control method of any one of claims 1 to 6 when executed.
  10. 10. A computer program product, characterized in that the computer program product comprises a computer program which, when executed by a processor, implements the strand break control method of any of claims 1-6.

Description

Wire braid cutting control method and device, sewing machine, medium and product Technical Field The invention relates to the technical field of sewing machines, in particular to a strand cutting control method and device, a sewing machine, a medium and a product. Background The sewing machine is faced with diversified sewing demands, and when the irregular-shaped fabrics such as triangles, circular arcs and the like and the narrow-edge fabrics are met or special-process sewing is carried out, the automatic thread cutting function of the existing sewing machine exposes obvious defects. When processing complicated shape and special surface fabric, the automatic thread cutting system of sewing machine appears the erroneous judgement easily, takes place to cut cloth phenomenon when leading to automatic thread cutting, directly damages the surface fabric, causes material waste and product quality problem. If a delayed thread cutting mode is adopted, although the situation that the thread ends are too long can be avoided although the cloth is cut, the attractive appearance of the product is affected, additional time is required for trimming, the production efficiency is reduced, and the labor cost is increased. Disclosure of Invention The invention provides a wire braid cutting control method, a device, a sewing machine, a medium and a product, which are used for solving the problems that an automatic wire cutting system of the sewing machine is easy to misjudge and the cut-off of a wire or the overlong of a wire head is caused when a complex shape and special fabrics are processed. In a first aspect, an embodiment of the present invention provides a strand cutting control method, applied to a sewing machine, where the sewing machine includes a sewing machine body, a sewing table, and a needle plate, the sewing table is provided with a cutter assembly for cutting a strand, the sewing machine further includes a first sensor disposed between the needle plate and the cutter assembly, the first sensor is used for detecting the strand, and the method includes: acquiring a first voltage value detected by the first sensor; if the first voltage value is matched with the fabric calibration voltage value, continuing sewing the fabric to be sewn and acquiring a second voltage value detected by the first sensor in a continuous preset needle; and if the second voltage values in the continuous preset needle are matched with the wire braid calibration voltage values, controlling the cutter assembly to execute a front wire cutting action, and cutting off the front wire braid of the fabric to be sewn. Further, the method further comprises: and if the first voltage value is matched with the wire braid calibration voltage value, controlling the cutter assembly to execute a front wire cutting action, and cutting off the front wire braid of the fabric to be sewn. Further, the method further comprises: And if the second voltage value detected by at least one needle in the continuous preset needles is not matched with the wire braid calibration voltage value, continuing to sew the fabric to be sewn. Further, before acquiring the first voltage value detected by the first sensor, the method further includes: Forming a thread plait in an empty sewing state; and acquiring a third voltage value of the wire braid detected by the first sensor, and determining the third voltage value as the wire braid calibration voltage value. Further, before acquiring the first voltage value detected by the first sensor, the method further includes: and acquiring a fourth voltage value of the fabric to be sewn placed on the sewing table through a first sensor, and determining the fourth voltage value as the fabric calibration voltage value. Further, the sewing machine further comprises at least one second sensor arranged on the sewing table and the needle plate along the cloth travelling direction, wherein the second sensor is used for detecting the fabric to be sewn, and the number of the continuous preset needles is determined according to a fifth voltage value of the fabric to be sewn, which is acquired by the second sensor. In a second aspect, an embodiment of the present invention provides a strand cutting control device applied to a sewing machine, the sewing machine including a sewing machine body, a sewing table, and a needle plate, wherein the sewing table is provided with a cutter assembly for cutting a strand, the sewing machine further includes a first sensor disposed between the needle plate and the cutter assembly, the first sensor is used for detecting the strand, the device includes: the first voltage acquisition module is used for acquiring a first voltage value detected by the first sensor; The second voltage acquisition module is used for continuously sewing the fabric to be sewn and acquiring a second voltage value detected by the first sensor in the continuous preset needle if the first voltage value is matched with the fabric calibrati