CN113774571B - A detection system for automatically switching sewing means - Google Patents
A detection system for automatically switching sewing means Download PDFInfo
- Publication number
- CN113774571B CN113774571B CN202111266321.2A CN202111266321A CN113774571B CN 113774571 B CN113774571 B CN 113774571B CN 202111266321 A CN202111266321 A CN 202111266321A CN 113774571 B CN113774571 B CN 113774571B
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- Prior art keywords
- sewing
- collar
- roller
- shirt body
- bone position
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- 238000009958 sewing Methods 0.000 title claims abstract description 106
- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 210000000988 bone and bone Anatomy 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 23
- 230000003287 optical effect Effects 0.000 claims description 20
- 239000004744 fabric Substances 0.000 claims description 18
- 230000001960 triggered effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B23/00—Sewing apparatus or machines not otherwise provided for
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B35/00—Work-feeding or -handling elements not otherwise provided for
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B37/00—Devices incorporated in sewing machines for slitting, grooving, or cutting
- D05B37/04—Cutting devices
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B65/00—Devices for severing the needle or lower thread
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
一种自动切换缝纫手段的检测系统，包括:底座；送线机构；机头组件；缝纫平台；调码机构；纠偏机构，包括纠偏架、纠偏轮以及推动机构，所述纠偏架铰接在所述底座上，所述纠偏轮至少设有一个，并且设置在所述纠偏架前端，用于对衫身进行纠偏，所述推动机构亦铰接在所述底座，其驱动端亦与所述纠偏架铰接，所述纠偏架上还设有至少一个纠偏传感器；切换检测传感器，设置在所述缝纫平台一侧上，当衫身和领条已经缝好的合缝处触发到该检测传感器时，驱使所述缝纫平台切换车缝手段。
A detection system for automatically switching sewing means comprises: a base; a thread feeding mechanism; a machine head assembly; a sewing platform; a code adjusting mechanism; a deviation correction mechanism, comprising a deviation correction frame, a deviation correction wheel and a pushing mechanism, wherein the deviation correction frame is hinged on the base, at least one deviation correction wheel is provided and is arranged at the front end of the deviation correction frame for correcting the deviation of a shirt body, the pushing mechanism is also hinged on the base, and its driving end is also hinged to the deviation correction frame, and at least one deviation correction sensor is also provided on the deviation correction frame; a switching detection sensor is arranged on one side of the sewing platform, and when the joint where the shirt body and the collar strip have been sewn triggers the detection sensor, the sewing platform is driven to switch the sewing means.
Description
Technical Field
The invention relates to the field of textile industry, in particular to a detection system capable of automatically switching sewing means.
Background
The collar strip process in the industry is divided into full-man hand sewing and semi-automatic sewing, wherein the full-man hand sewing is the most traditional method, workers do not need any tools except a sewing machine to manually carry out collar feeding, and the semi-automatic sewing is also provided with a device for automatically aligning and tensioning the collar strip except the sewing machine, so that the edges of a collar and the collar strip are aligned by hands during sewing, meanwhile, the length of a containing cloth is manually controlled, the automation degree is not obviously improved compared with that of the traditional method, and the sewing technology which is very high for workers is still needed to finish the collar feeding process.
Disclosure of Invention
Based on the above, the invention provides a full-automatic collar feeding technology, which is characterized in that a collar strip is firstly put on a roller by a human hand, a machine automatically performs the functions of finding a bone position, aligning the collar strip edge and accurately placing the collar strip, then a shirt body is covered on the collar strip by the human hand to perform a sewing process, the machine automatically aligns the collar opening with the edge of the collar strip in the sewing process, and cloth holding is performed according to the set length to realize the automation of the collar strip process. Besides, the technology can realize an automatic code adjustment function (accurate code adjustment is carried out according to data input in advance), and the defect that a semi-automatic leading person adjusts the code according to the sense is overcome.
In order to achieve the above purpose, the technical scheme is as follows:
an automatic switch sewing collar feeding machine, comprising:
a base;
The thread feeding mechanism is arranged on the base and sequentially comprises a thread breaking sensor and a thread frame terminal, so that a sewing thread is provided for the follow-up;
The machine head assembly is arranged on the base, one side of the machine head assembly is provided with a sewing machine set, and the machine head assembly is used for receiving a sewing thread of the thread feeding mechanism for sewing;
The sewing platform is arranged on one side of the machine head assembly, a first roller is arranged on the edge side of the sewing platform, a first positioning block and a second positioning block are oppositely arranged on the upper surface of the sewing platform, and a gap between the first positioning block and the second positioning block is used for positioning and conveying a collar strip during sewing;
The machine head assembly comprises a machine head assembly, a machine head control mechanism and a machine head control mechanism, wherein the machine head assembly is provided with a machine frame, a second roller, a driving device, a sliding rail and a sliding cavity, the sliding rail is arranged on the base, the sliding cavity is arranged below the machine frame, the sliding cavity is in sliding fit with the sliding rail, the driving device is arranged in the sliding rail, the second roller is arranged on one side of the machine frame and is opposite to the first roller, the first roller and the second roller are used for sleeving a shirt body and a collar strip, and under the action of the driving device, the second roller can be close to or far away from the first roller, so that the shirt body with different collar sizes can be suitable for the shirt body;
The correcting mechanism comprises a correcting frame, a correcting wheel and a pushing mechanism, wherein the correcting frame is hinged to the base, at least one correcting wheel is arranged at the front end of the correcting frame, the correcting frame is turned over to enable the correcting wheel to be clung to the sewing platform at the beginning, so that the sweater body is tightly pressed to correct by utilizing the positive and negative rotation of the sweater body, the pushing mechanism is also hinged to the base, the driving end of the pushing mechanism is also hinged to the correcting frame, and at least one correcting sensor is further arranged on the correcting frame;
The switching detection system is arranged on one side of the sewing platform and is used for driving the sewing platform to switch the sewing means after detecting that the shirt body and the collar strips reach the sewing specific position.
In some embodiments, the switch detection system is a switch detection sensor that indicates that a particular location of the seam has been reached when the seam where the body and neck strap have been sewn is triggered to the detection sensor.
In some embodiments, the switch detection system may detect the number of sewing needles, and indicate completion of front collar or back collar sewing when the number of sewing needles reaches a preset value.
In some embodiments, the sewing platform is provided with an automatic bone position finding mechanism at the side close to the second roller;
Comprises a bone position detection optical axis which can move up and down along the sewing platform, and when the bone position of the collar strip moves to the bone position detection optical axis, the bone position detection optical axis is driven to move downwards;
the spring piece is arranged at the lower end of the bone position detection optical axis and is used for driving the bone position detection optical axis to reset;
and the proximity switch is arranged below the spring piece, and is triggered when the bone position detection optical axis moves downwards, so that the position of the bone position is determined.
In some embodiments, an upper insert and a lower insert are arranged on one side of the sewing platform, when the automatic bone position finding mechanism obtains the bone position, and then drives the shirt body and the collar strip to move to the insert continuously, the inserts stretch out and enter the upper layer and the lower layer of the collar strip, then the collar strip stops rotating after rotating to a set position, the upper insert stretches out, so that a gap exists between the shirt body and the collar strip, and both the upper insert and the lower insert are driven by a driving cylinder.
In some embodiments, a cutter is arranged on one side of the sewing platform, and the cutter is used for cutting off the shirt body and the collar strip to be flush.
In some embodiments, a collar driving wheel for driving the collar is arranged above the second roller on the upper side of the frame, a shirt body driving wheel for driving the shirt body is also arranged on one side of the collar driving wheel, and the collar driving wheel and the shirt body driving wheel are driven by a driving motor.
In some embodiments, the base is further provided with a positioning rail, the positioning rail is provided with a plurality of positioning holes which are uniformly distributed, the positioning rail is provided with a bearing assembly for bearing the deviation correcting mechanism, and the bearing assembly is provided with a positioning bolt matched with the positioning holes.
In some embodiments, a baffle plate for assisting in cutting the sewing thread is further arranged on one side of the sewing platform, and the baffle plate is provided with a driving cylinder.
In some embodiments, a touch screen for operation is provided on one side of the base.
The application has the beneficial effects that:
1. Automatic alignment of automatic bone finding and collar feeding is realized, hands are liberated, and automation of part of collar feeding procedures is realized;
2. Realize automatic sewing, compare the functions of cloth holding, cloth feeding, correction and sewing which can be completed by skilled workers, the invention can realize digital automatic cloth holding, automatic cloth feeding, automatic correction and automatic sewing, and realize the automation of the collar feeding process.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a second schematic diagram of an embodiment of the present invention;
FIG. 3 is a schematic diagram of a third embodiment of the present invention;
FIG. 4 is a schematic diagram of a fourth embodiment of the present invention;
FIG. 5 is a schematic diagram of a fourth embodiment of the present invention;
fig. 6 is a schematic diagram of detecting a seam allowance (upper part is a shirt body, and lower part is a neck strap).
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects solved by the invention more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1-6, an automatic sewing collar feeding machine includes:
A base 1;
The thread feeding mechanism 2 is arranged on the base 1 and sequentially comprises a thread breakage sensor 201 and a thread frame terminal 202 for providing a sewing thread for the follow-up;
A head assembly 3 arranged on the base 1, one side of which is provided with a sewing machine set 301 for receiving the sewing thread of the thread feeding mechanism 2 for sewing;
A sewing platform 4, which is arranged on one side of the machine head assembly 3, the edge side of which is provided with a first roller 401, the upper surface of which is oppositely provided with a first positioning block 402 and a second positioning block 403, and a gap between the first positioning block 402 and the second positioning block 403 is used for positioning and transmitting a collar strip during sewing;
The code adjusting mechanism 5 is opposite to the machine head assembly 3, and is provided with a frame 501, a second roller 502, a driving device, a sliding rail 503 and a sliding cavity 504, wherein the sliding rail 503 is arranged on the base 1, the sliding cavity 504 is arranged below the frame 501, the sliding cavity 504 is in sliding fit with the sliding rail 503, the driving device is arranged in the sliding rail 503, the second roller 502 is arranged on one side of the frame 501 and opposite to the first roller 401, the first roller 401 and the second roller 502 are used for sleeving a shirt body and a collar strip, under the action of the driving device, the second roller 502 can be close to or far away from the first roller 401, so that shirt bodies with different collar sizes can be used, and the driving device comprises a driving motor, a driving wheel and a driven wheel, and the driving wheel are connected with the frame through a belt;
The correcting mechanism 6 comprises a correcting frame 601, correcting wheels 602 (preferably universal wheels) and a pushing mechanism 603, wherein the correcting frame 601 is hinged to the base 1, at least one correcting wheel 602 is arranged at the front end of the correcting frame 601, the correcting frame 601 is turned over to enable the correcting wheels 602 to be clung to the sewing platform 4 at the beginning, so that the sweater body is tightly pressed to correct by positive and negative rotation of the correcting frame, the pushing mechanism 603 is also hinged to the base 1, the driving end of the pushing mechanism is also hinged to the correcting frame 601, at least one correcting sensor 604 is further arranged on the correcting frame 601, and the pushing mechanism is preferably a pushing cylinder;
The switching detection system is arranged on one side of the sewing platform 4 and is used for driving the sewing platform 4 to switch a sewing means, namely a sewing process after detecting that the shirt body and the collar strip reach a specific position, and in the first embodiment, the switching detection system is a switching detection sensor 7, and when the sewn joint of the shirt body and the collar strip is triggered to the detection sensor, the sewing process is switched;
specifically, firstly, the sewing thread is sent out from the thread feeding mechanism to provide the thread for the subsequent shirt body and collar strips;
secondly, sleeving the collar strip on the first roller and the second roller, sleeving the front collar of the shirt body on the first roller and the second roller upwards, adjusting the second roller according to the size of the collar, and rotating the shirt body and the collar strip on the first roller and the second roller under the driving acting force;
Starting the device, wherein the radians of the front collar and the rear collar are different, so that the sewing process is different, the device is divided into three sections for sewing when sewing the front collar, the middle part is not provided with cloth, the two sides of the front collar are provided with cloth, the sewing is performed in such a way, and since the initial sewing point is already sewn, one half of the back of the collar strip can reach the switching detection sensor, the sewing is continued for a small section, so that the sewing of the front collar is completed, and the sewing position triggers the switching detection sensor with reference to fig. 6;
after the equipment acquires the signal, switching to a sewing process of the rear collar, wherein the equipment does not hold cloth any more, so that the front collar and the rear collar are sewn respectively;
In the whole process, in the correction process, the correction wheel presses the shirt body and performs correction action according to the position of the shirt body (judging according to the signal of the correction sensor, pushing the shirt body outwards when the light spot of the sensor is blocked, and pushing the shirt body inwards when the photoelectric sensor is not blocked);
Automatic sewing, namely automatically accommodating cloth, automatically adjusting codes and rotating the shirt body. The automatic cloth holding function is a function realized by combining a sewing needle number measuring function and a digitalized clothes sewing machine face tooth stroke changing function, the cloth holding position is controllable by measuring the sewing needle number in real time, the cloth holding quantity is controllable by motor control, so that the cloth holding in the whole sewing process is controlled, the automatic code adjusting function is a function of realizing accurate code changing through the motor control by parameters input into a machine in advance, and the clothes body rotating function is a function of completing automatic rotation of the clothes body through front and rear rollers, cloth feeding teeth of the clothes machine and a blowing device.
In a second embodiment, the switching detection system may detect the number of sewing needles, and when the number of sewing needles reaches a preset value, it indicates that the front collar or the rear collar is sewn, and detects the current number of needles when sewing, and if the number of needles required for reaching the front collar indicates that the front collar is sewn, it switches the sewing process of the rear collar, and at this time, the specific position is the position where the number of needles is fixed after triggering our stitching detection.
In the third embodiment, the sewing platform 4 is located near the second roller 502 and is provided with an automatic bone searching mechanism 8;
Comprises a bone position detection optical axis 801 which can move up and down along the sewing platform 4, and when the bone position of the collar tie moves to the bone position detection optical axis 801, the bone position detection optical axis 801 is driven to move downwards;
the spring piece 802 is arranged at the lower end of the bone position detection optical axis 801 and is used for driving the bone position detection optical axis 801 to reset;
A proximity switch 803 provided below the spring piece 802, which is triggered when the bone position detection optical axis 801 moves downward to determine the position of the bone position;
When the bone position of the collar reaches the bone position detection optical axis, the bone position detection optical axis moves downwards, the spring piece is pressed downwards at the moment, so that the position of the proximity switch is reached, the device judges the position of the bone position at the moment, the effect of automatically finding the bone position is achieved, the current sewing position can be determined in the sewing process through the position of the bone position after the bone position is found, and whether the front collar or the rear collar is sewn can be judged.
Further, an upper insert piece 9 and a lower insert piece 91 are arranged on one side of the sewing platform 4, when the automatic bone position finding mechanism 8 obtains the bone position and then drives the shirt body and the collar strip to move to the insert piece, the insert piece 91 stretches out and enters the upper layer and the lower layer of the collar strip, then the collar strip rotates to a set position and stops rotating, the upper insert piece 9 stretches out, so that a gap exists between the shirt body and the collar strip, and the upper insert piece 9 and the lower insert piece 91 are pushed by a driving cylinder and are sequentially pushed out;
the collar bar driving wheel drives the second roller to rotate, the machine continues to advance for a certain distance to a fixed position after triggering the bone position detector, the collar bar driving wheel stops (the bone position rear end), the inserting piece 91 stretches out and enters the upper layer and the lower layer of the collar bar, then the collar bar driving force drives the second roller to rotate to the fixed position and stops rotating, and the upper inserting piece 9 stretches out;
after the equipment finds the bone position, the collar strip rotates to the place ahead of last insert piece a section distance, because collar strip bone position thickness is different with collar strip other part thickness, and the clearance of cloth is bigger in this position, supplies the insert piece to insert more easily, inserts between collar strip upper portion and the lower part down at first for separate collar strip upper and lower part, avoid collar strip upper and lower part to contact each other, thereby make the upper and lower part of collar strip and shirt body have sufficient surplus position between two liang, influence the relative movement between upper and lower part.
Further, a cutter 1001 is arranged at one side of the sewing platform 4, and the cutter 1001 is used for cutting off the shirt body and the collar strip to be level;
in the rotating process, after reaching the cutter, the shirt body and the collar strips are all cut off some cloth beyond the sewing platform, so that the shirt body and the collar strips are ensured to be completely flush.
Further, a collar driving wheel 1101 for driving a collar is disposed above the second roller 502 on the upper side of the frame 501, a shirt body driving wheel 1102 for driving a shirt body is also disposed on one side of the collar driving wheel 1101, the collar driving wheel 1101 and the shirt body driving wheel 1102 are driven by a driving motor 1103, and the whole set of device is driven by a driving cylinder;
When the inserting piece is inserted into the collar strip, the driving air cylinder can not push out the device, the collar strip driving wheel is contacted with the second roller in the current state and used for driving the collar strip to rotate, after the driving air cylinder pushes out the device, the collar strip driving wheel is not contacted with the second roller any more, at the moment, the shirt body driving wheel is contacted with clothes, the shirt body driving wheel and the second roller clamp the shirt body, and then the shirt body is driven to rotate through the rotation of the shirt body driving wheel.
Furthermore, a positioning rail 1201 is further provided on the base 1, a plurality of positioning holes 1202 uniformly distributed are provided on the positioning rail 1201, a bearing assembly 1203 for bearing the deviation correcting mechanism 6 is provided on the positioning rail 1201, and the bearing assembly 1203 is provided with a positioning latch 1204 matched with the positioning holes 1202;
In order to facilitate cleaning, the positioning bolt is firstly pulled up, the bearing assembly moves backwards on the positioning rail, so that cleaning or maintenance can be performed, and finally, after the bearing assembly moves to a working position, the positioning bolt is moved downwards, so that the positioning bolt is matched with the positioning hole to realize fixation, and the operation is convenient.
Furthermore, a baffle 1301 for assisting in cutting the sewing thread is further arranged on one side of the sewing platform 4, the baffle 1301 is provided with a driving cylinder, the driving cylinder pushes the baffle out, and the baffle pushes out the shirt body along with the baffle, so that the sewing machine is assisted in cutting off the sewn redundant thread by the scissors.
Further, a touch screen 14 for operation is arranged on one side of the base 1, when the front collar is upward, the sewing process of the front collar is started through the touch screen, and when the rear collar is upward, the sewing process of the rear collar is started through the touch screen.
The foregoing description of the preferred embodiments of the present application is not intended to limit the scope of the application, but rather is presented in the claims.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111266321.2A CN113774571B (en) | 2021-10-28 | 2021-10-28 | A detection system for automatically switching sewing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111266321.2A CN113774571B (en) | 2021-10-28 | 2021-10-28 | A detection system for automatically switching sewing means |
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| Publication Number | Publication Date |
|---|---|
| CN113774571A CN113774571A (en) | 2021-12-10 |
| CN113774571B true CN113774571B (en) | 2024-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111266321.2A Active CN113774571B (en) | 2021-10-28 | 2021-10-28 | A detection system for automatically switching sewing means |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213328143U (en) * | 2020-09-27 | 2021-06-01 | 宁波尚高机电科技有限公司 | Children lower hem sewing machine |
| CN216514504U (en) * | 2021-10-28 | 2022-05-13 | 汉羽科技(广东)有限公司 | Detection system capable of automatically switching sewing means |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4364115B2 (en) * | 2004-12-03 | 2009-11-11 | Ｊｕｋｉ株式会社 | sewing machine |
| JP4509805B2 (en) * | 2005-01-13 | 2010-07-21 | Ｊｕｋｉ株式会社 | 2-needle sewing machine |
| CN112746399A (en) * | 2019-10-30 | 2021-05-04 | 精机机械厂股份有限公司 | Seam folding device of sewing machine |
| CN110965212B (en) * | 2019-12-26 | 2025-02-25 | 青岛科技大学 | An intelligent control variable interval spiral track sewing machine |
| CN212206118U (en) * | 2020-05-09 | 2020-12-22 | 广州佳昕机电科技有限公司 | Bone position detection subassembly and sewing machine |
| CN212800761U (en) * | 2020-06-09 | 2021-03-26 | 广东慧衣智能科技有限公司 | Device for semi-automatically mounting round collar on T-shirt |
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2021
- 2021-10-28 CN CN202111266321.2A patent/CN113774571B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213328143U (en) * | 2020-09-27 | 2021-06-01 | 宁波尚高机电科技有限公司 | Children lower hem sewing machine |
| CN216514504U (en) * | 2021-10-28 | 2022-05-13 | 汉羽科技(广东)有限公司 | Detection system capable of automatically switching sewing means |
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