CN110904585A - Backstitch wrench mechanism of industrial sewing machine and control method - Google Patents
Backstitch wrench mechanism of industrial sewing machine and control method Download PDFInfo
- Publication number
- CN110904585A CN110904585A CN201911306167.XA CN201911306167A CN110904585A CN 110904585 A CN110904585 A CN 110904585A CN 201911306167 A CN201911306167 A CN 201911306167A CN 110904585 A CN110904585 A CN 110904585A
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- CN
- China
- Prior art keywords
- sewing machine
- backstitch
- wrench
- backstitch wrench
- motor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009958 sewing Methods 0.000 title claims abstract description 49
- 238000000034 method Methods 0.000 title claims abstract description 9
- 230000006698 induction Effects 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
Images
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/20—Control devices responsive to the number of stitches made
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/02—Mechanical drives
- D05B69/04—Manual drives
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to the technical field of sewing, in particular to a backstitch wrench mechanism of an industrial sewing machine and a control method. The backstitch wrench aims at solving the problems that in the prior art, a mechanical structure is adopted to control the backstitch wrench, the backstitch wrench is heavy in weight, and the labor intensity of operators is high. The technical scheme of the invention comprises a motor, a backstitch wrench and a Hall assembly; the sewing machine is characterized in that the motor and the backstitch wrench are arranged on one side of the sewing machine head, the Hall assembly is arranged on the lower sewing machine head of the motor, an upper limit pin and a lower limit pin are respectively arranged on the sewing machine heads on the upper side and the lower side of the backstitch wrench, a magnetic block is arranged at the notch of the backstitch wrench, a torsion spring is connected between the fixed end of the backstitch wrench and the sewing machine head, a torsion spring limit pin is arranged on the lower portion of the fixed end of the backstitch wrench, and the other end of the torsion spring.
Description
Technical Field
The invention relates to the technical field of sewing, in particular to a backstitch wrench mechanism of an industrial sewing machine and a control method.
Background
The backstitch spanner mechanism on present ordinary industry flush joint machine is mechanical structure, and its drawback lies in: the mechanism is complicated, the parts are various, the installation is inconvenient, the force for pressing the wrench is heavy due to the linkage of the mechanical mechanism, and the labor intensity of operators is high during long-time operation.
Disclosure of Invention
In order to solve the problems of heavy weight of a backstitch wrench and high labor intensity of operators in the prior art that a mechanical structure is adopted to control the backstitch wrench, a backstitch wrench mechanism of an industrial sewing machine and a control method are provided.
The technical scheme of the invention is as follows: the utility model provides an industry sewing machine backstitch spanner mechanism which characterized in that: comprises a motor, a backstitch wrench and a Hall assembly; the sewing machine is characterized in that the motor and the backstitch wrench are arranged on one side of the sewing machine head, the Hall assembly is arranged on the lower sewing machine head of the motor, an upper limit pin and a lower limit pin are respectively arranged on the sewing machine heads on the upper side and the lower side of the backstitch wrench, a magnetic block is arranged at the notch of the backstitch wrench, a torsion spring is connected between the fixed end of the backstitch wrench and the sewing machine head, a torsion spring limit pin is arranged on the lower portion of the fixed end of the backstitch wrench, and the other end of the torsion spring.
Furthermore, the backstitch wrench is fixedly arranged on the head of the sewing machine through an axial position screw.
Furthermore, the Hall assembly is connected with the sewing machine head through the mounting frame, and the distance between the Hall assembly and the magnetic block is 0-2 mm.
Further, the torsional spring spacer pin is arranged on the sewing machine head.
Further, the motor is connected with a needle distance adjusting mechanism of the sewing machine.
A control method of a backstitch wrench mechanism of an industrial sewing machine comprises the following steps:
the backstitch wrench is pressed down and drives the magnetic block to start rotating, the Hall assembly feeds a signal back to the control box according to the change of the magnetic induction line when the magnetic block rotates, and the control box controls the motor to enable the needle pitch adjusting mechanism to adjust the change of the needle pitch, and the seam is closed or backstitch; when the backstitch wrench is loosened, the backstitch wrench is driven to reset to an initial position under the counterforce of the torsion spring, and the needle pitch is correspondingly changed while resetting.
Compared with the prior art, the invention has the following advantages:
1. the invention adopts the Hall detection magnetic induction line principle, effectively simplifies the original mechanism, reduces the initial force of the backstitch wrench and reduces the labor intensity;
2. the invention simplifies the mechanical mechanism, adopts a Hall detection mode, and realizes the close sewing or the backstitch by the matching of the electric cabinet and the stitch length motor through the change condition of the magnetic induction lines of the magnetic blocks.
Drawings
FIG. 1 is a schematic view of the structure and installation of the present invention;
FIG. 2 is a schematic structural view of the backstitch wrench;
FIG. 3 is a schematic structural view of a Hall assembly and a mounting bracket according to the present invention;
the notation in the figure is:
the device comprises a machine head 1, a mounting frame 2, a Hall assembly 3, a magnetic block 4, a torsion spring limiting pin 5, a torsion spring 6, a lower limiting pin 7, a backstitch wrench 8, an upper limiting pin 9, an axial screw 10, a needle pitch motor 11, a Hall mounting plate 12, a Hall circuit board 13 and a dustproof cover 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment provides a backstitch wrench mechanism of an industrial sewing machine, which is arranged on one side surface of a sewing machine head 1 and structurally comprises an installation frame 2, a Hall assembly 3, a magnetic block 4, a torsion spring limiting pin 5, a torsion spring 6, a lower limiting pin 7, a backstitch wrench 8, an upper limiting pin 9, an axial screw 10 and a needle pitch motor 11;
the motor 11 and the backstitch wrench 8 are arranged on one side of the sewing machine head 1, the motor 11 is connected with a sewing machine needle distance adjusting mechanism, the backstitch wrench 8 is fixedly arranged on the sewing machine head 1 through a shaft position screw 10, the Hall assembly 3 is arranged on the sewing machine head 1 on the lower part of the motor 11 through the mounting frame 2, the distance between the Hall assembly 3 and the magnetic block is between 0 and 2mm, the sewing machine heads 1 on the upper side and the lower side of the backstitch wrench 8 are respectively provided with an upper limit pin 9 and a lower limit pin 7, the gap of the backstitch wrench 8 is provided with a magnetic block 4, the distance between the Hall assembly 3 and the magnetic block 4 is 0-2mm, a torsion spring 6 is connected between the fixed end of the backstitch wrench 8 and the sewing machine head 1, a torsion spring limiting pin 5 is arranged on the lower portion of the fixed end of the backstitch wrench 8, the torsion spring limiting pin 5 is arranged on the sewing machine head 1, and the other end of the torsion spring 6 is limited by the torsion spring limiting pin 5.
The Hall assembly 3 comprises a Hall mounting plate 12, a Hall circuit board (model: SS 49E) 13 and a dustproof cover 14, wherein the Hall circuit board 13 covers the Hall mounting plate 12 through the dustproof cover 14.
A control method of a backstitch wrench mechanism of an industrial sewing machine comprises the following steps:
when the backstitch wrench 8 is in an initial state, the edge position of the magnetic block 4 faces the Hall assembly 3, when the backstitch wrench moves to the lowest position, the center of the magnetic block 4 cannot pass a Hall detection point, the backstitch wrench 8 is pressed down, the backstitch wrench 8 drives the magnetic block 4 to start rotating, the Hall assembly 3 feeds a signal back to the control box according to the change of a magnetic induction line when the magnetic block 4 rotates, the control box controls the motor 11 to enable the needle pitch adjusting mechanism to adjust the change of the needle pitch, and therefore the close sewing or backstitch is achieved; when the backstitch wrench 8 is loosened, the backstitch wrench 8 is driven to reset to the initial position under the counterforce of the torsion spring 6, and the needle pitch is correspondingly changed while resetting.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (6)
1. The utility model provides an industry sewing machine backstitch spanner mechanism which characterized in that: comprises a motor (11), a backstitch wrench (8) and a Hall assembly (3); motor (11) and backstitch spanner (8) set up in one side of sewing machine aircraft nose (1), hall subassembly (3) set up on lower part sewing machine aircraft nose (1) of motor (11), be provided with spacer pin (9) and spacer pin (7) down on the upper and lower both sides sewing machine aircraft nose (1) of backstitch spanner (8) respectively, backstitch spanner (8) breach (A) department be provided with magnetic path (4), be connected with torsional spring (6) between stiff end of backstitch spanner (8) and sewing machine aircraft nose (1), the stiff end lower part of backstitch spanner (8) is provided with torsional spring spacer pin (5), the other end of torsional spring (6) passes through torsional spring spacer pin (5) spacing.
2. The industrial sewing machine backstitch wrench mechanism of claim 1, wherein: the backstitch wrench (8) is fixedly arranged on the sewing machine head (1) through a shaft position screw (10).
3. The industrial sewing machine backstitch wrench mechanism according to claim 1 or 2, wherein: the Hall assembly (3) is connected with a sewing machine head (1) through the mounting frame (2), and the distance between the Hall assembly (3) and the magnetic block (4) is 0-2 mm.
4. The industrial sewing machine backstitch wrench mechanism of claim 3, wherein: the torsion spring limiting pin (5) is arranged on the sewing machine head (1).
5. The industrial sewing machine backstitch wrench mechanism of claim 4, wherein: the motor (11) is connected with a needle distance adjusting mechanism of the sewing machine.
6. The method for controlling a backstitch wrench mechanism of an industrial sewing machine according to claim 1, wherein: the method comprises the following steps:
the backstitch wrench (8) is pressed down, the backstitch wrench (8) drives the magnetic block (4) to start rotating, the Hall assembly (3) feeds a signal back to the control box according to the change of a magnetic induction line when the magnetic block (4) rotates, and the control box controls the motor (11) to enable the needle pitch adjusting mechanism to adjust the change of the needle pitch, and the seam sealing or backstitch is performed; when the backstitch wrench (8) is loosened, the backstitch wrench (8) is driven to reset to the initial position under the counterforce of the torsion spring (6), and the needle pitch is correspondingly changed while resetting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306167.XA CN110904585A (en) | 2019-12-18 | 2019-12-18 | Backstitch wrench mechanism of industrial sewing machine and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306167.XA CN110904585A (en) | 2019-12-18 | 2019-12-18 | Backstitch wrench mechanism of industrial sewing machine and control method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110904585A true CN110904585A (en) | 2020-03-24 |
Family
ID=69826218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911306167.XA Pending CN110904585A (en) | 2019-12-18 | 2019-12-18 | Backstitch wrench mechanism of industrial sewing machine and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110904585A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290627A (en) * | 2012-02-29 | 2013-09-11 | 兄弟工业株式会社 | Control unit for sewing machine and sewing machine |
| CN105755695A (en) * | 2016-05-19 | 2016-07-13 | 浙江众邦机电科技有限公司 | Non-contact type sewing machine function key and sewing machine |
| CN105926197A (en) * | 2016-06-14 | 2016-09-07 | 浙江众邦机电科技有限公司 | Low-cost high-performance industrial sewing machine speed regulator |
| CN106868731A (en) * | 2017-03-02 | 2017-06-20 | 广州高梭自动化科技有限公司 | Sewing Electrical Control adjusting method, needle gage governor motion and sewing machine |
| CN107723945A (en) * | 2017-10-18 | 2018-02-23 | 杰克缝纫机股份有限公司 | A kind of double needle machine turning sews control method |
| CN207259726U (en) * | 2017-10-12 | 2018-04-20 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
| WO2019140349A1 (en) * | 2018-01-13 | 2019-07-18 | Tuftco Corporation | Variable or multi-gauge tufting with color placement and pattern scaling |
| CN211665334U (en) * | 2019-12-18 | 2020-10-13 | 西安标准工业股份有限公司 | Backstitch wrench mechanism of industrial sewing machine |
-
2019
- 2019-12-18 CN CN201911306167.XA patent/CN110904585A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103290627A (en) * | 2012-02-29 | 2013-09-11 | 兄弟工业株式会社 | Control unit for sewing machine and sewing machine |
| CN105755695A (en) * | 2016-05-19 | 2016-07-13 | 浙江众邦机电科技有限公司 | Non-contact type sewing machine function key and sewing machine |
| CN105926197A (en) * | 2016-06-14 | 2016-09-07 | 浙江众邦机电科技有限公司 | Low-cost high-performance industrial sewing machine speed regulator |
| CN106868731A (en) * | 2017-03-02 | 2017-06-20 | 广州高梭自动化科技有限公司 | Sewing Electrical Control adjusting method, needle gage governor motion and sewing machine |
| CN207259726U (en) * | 2017-10-12 | 2018-04-20 | 杰克缝纫机股份有限公司 | A kind of sewing machine |
| CN107723945A (en) * | 2017-10-18 | 2018-02-23 | 杰克缝纫机股份有限公司 | A kind of double needle machine turning sews control method |
| WO2019140349A1 (en) * | 2018-01-13 | 2019-07-18 | Tuftco Corporation | Variable or multi-gauge tufting with color placement and pattern scaling |
| CN211665334U (en) * | 2019-12-18 | 2020-10-13 | 西安标准工业股份有限公司 | Backstitch wrench mechanism of industrial sewing machine |
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