CN112030386A - Sewing transmission structure in electric sewing machine - Google Patents
Sewing transmission structure in electric sewing machine Download PDFInfo
- Publication number
- CN112030386A CN112030386A CN202011024434.7A CN202011024434A CN112030386A CN 112030386 A CN112030386 A CN 112030386A CN 202011024434 A CN202011024434 A CN 202011024434A CN 112030386 A CN112030386 A CN 112030386A
- Authority
- CN
- China
- Prior art keywords
- sewing
- rod
- fixedly connected
- wheel
- transmission structure
- Prior art date
- 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.)
- Withdrawn
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B55/00—Needle holders; Needle bars
- D05B55/14—Needle-bar drives
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention relates to the technical field of sewing machine equipment, and discloses a sewing transmission structure in an electric sewing machine, which comprises a machine shell and an I-shaped block, wherein the I-shaped block is connected with a guide rail and a positioning block, the guide rail is connected with a sewing rod, the sewing rod is connected with a connecting rod, the connecting rod is connected with a rotating wheel, the rotating wheel is connected with a triangular wheel, the triangular wheel is connected with a transmission rod and a speed-regulating conical wheel, the positioning block is connected with a sewing needle rod and a buffer spring, the top of the sewing needle rod is fixedly connected with an adjusting block, the top of the adjusting block is provided with a chute, and the chute. According to the sewing transmission structure in the electric sewing machine, through the installation of the buffer spring in the positioning block, when the sewing needle rod is subjected to the transverse force of the movement of the cloth, the force is removed through the buffer spring, so that the problem of needle rod movement caused by the long-term transverse force of the sewing needle rod is solved.
Description
Technical Field
The invention relates to the technical field of sewing machines, in particular to a sewing transmission structure in an electric sewing machine.
Background
After the middle industrial revolution of the 18 th century, the invention and development of sewing machines were promoted by the mass production of textile industry, and the world sewing machine industry had undergone the shift from europe, the united states to japan, korea, taiwan, singapore, and had been shifted from the last century to china in its entirety, and at the beginning of the 21 st century, over 70% of the sewing machine production had been in china globally.
The sewing in-process can lead to cloth translation rate to accelerate suddenly because staff's misoperation or unskilled, and sewing speed can not follow up cloth translation rate, and the needle bar then can receive the transverse force that cloth removed, and it is not hard up to get off to lead to the fixed spare part of needle bar to become flexible for a long time to lead to the needle bar drunkenness to influence sewing work, and then influence work efficiency.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a sewing transmission structure in an electric sewing machine, which has the advantages of no needle bar movement and high sewing efficiency and solves the problems of needle bar movement and low sewing efficiency.
(II) technical scheme
In order to achieve the purposes of no shifting of the needle bar and high sewing efficiency, the invention provides the following technical scheme: a sewing transmission structure in an electric sewing machine comprises a machine shell, wherein an I-shaped block is fixedly connected to the left side of the machine shell, a guide rail is fixedly connected to the left side of the top of the I-shaped block, a positioning block is fixedly connected to the left side of the bottom of the I-shaped block, a sewing rod is slidably connected to the guide rail, return springs are fixedly connected to the inner side of the guide rail and positioned on two sides of the sewing rod, a connecting rod is fixedly connected to the right side of the sewing rod, a rotating wheel is rotatably connected to the right end of the connecting rod, a triangular wheel is slidably connected to the bottom of the rotating wheel, a transmission rod is fixedly connected to the inner side of the triangular wheel, a speed-adjusting conical wheel is fixedly connected to the right end of the transmission rod, a transmission conical wheel is engaged and connected to the outer side of the, the top of the sewing needle rod is fixedly connected with an adjusting block, the top of the adjusting block is provided with a chute, a guide wheel is connected in the chute in a sliding mode, and the bottom of the sewing needle rod is fixedly connected with a needle head.
Preferably, the runner is provided with a bearing.
Preferably, the sides of the triangular wheel are designed as circular arcs.
Preferably, the sewing rod and the triangular wheel are connected in a staggered mode through a connecting rod.
Preferably, the middle part of the I-shaped block is provided with a hole, and the transmission rod is inserted in the hole and belongs to rotary connection.
Preferably, the transmission gear is connected with a motor.
Preferably, the bottom of the sewing rod is fixedly connected with a guide wheel.
Preferably, the sewing rod is of a bent rod structure.
Preferably, one end of the return spring is connected to the inner wall of the guide rail, and the other end of the return spring is connected to the sewing rod.
(III) advantageous effects
Compared with the prior art, the invention provides a sewing transmission structure in an electric sewing machine, which has the following beneficial effects:
1. according to the sewing transmission structure in the electric sewing machine, through the installation of the buffer spring in the positioning block, when the sewing needle rod is subjected to the transverse force of the movement of the cloth, the force is removed through the buffer spring, so that the problem of needle rod movement caused by the long-term transverse force of the sewing needle rod is solved.
2. According to the sewing transmission structure in the electric sewing machine, the chute in the adjusting block at the top of the sewing needle rod is matched with the guide rail at the top of the sewing rod, and when the sewing needle rod is stressed, the sewing rod is pushed under the action of the chute to adjust the engagement of the speed-adjusting conical wheel and the transmission conical wheel, so that the sewing speed is adjusted, and the efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a schematic view of a cone pulley structure;
FIG. 4 is a view showing the internal structure of the positioning block;
FIG. 5 is a view of a conditioning block diagram;
fig. 6 is a top view of the guide rail.
In the figure: the automatic sewing machine comprises a machine shell 1, an I-shaped block 2, a guide rail 3, a positioning block 4, a sewing rod 5, a connecting rod 6, a rotating wheel 7, a triangular wheel 8, a transmission rod 9, a speed-adjusting conical wheel 10, a transmission conical wheel 11, a transmission gear 12, a sewing needle rod 13, an adjusting block 14, a chute 15, a guide wheel 16, a buffer spring 17, a needle head 18 and a return spring 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, a sewing transmission structure in an electric sewing machine comprises a housing 1, a i-shaped block 2 is fixedly connected to the left side of the housing 1, a guide rail 3 is fixedly connected to the left side of the top of the i-shaped block 2, a positioning block 4 is fixedly connected to the left side of the bottom of the i-shaped block 2, a sewing rod 5 is slidably connected to the guide rail 3, the sewing rod 5 belongs to a bent rod structure, a return spring 19 is fixedly connected to the two sides of the sewing rod 5 in the guide rail 3, one end of the return spring 19 is connected to the inner wall of the guide rail 3, the other end of the return spring is connected to the sewing rod 5, a connecting rod 6 is fixedly connected to the right side of the sewing rod 5, a rotating wheel 7 is rotatably connected to the right end of the connecting rod 6, the rotating wheel 7 is provided with a bearing, a triangular wheel 8 is slidably, the middle part of the I-shaped block 2 is provided with a hole, the transmission rod 9 is inserted in the hole and belongs to rotary connection, the right end of the transmission rod 9 is fixedly connected with a speed-adjusting conical wheel 10, the outer side of the speed-adjusting conical wheel 10 is in tooth meshing connection with a transmission conical wheel 11, the transmission conical wheel 11 is fixedly connected with a transmission gear 12 through the transmission rod 9, the transmission gear 12 is connected with a motor, a sewing needle rod 13 is slidably connected with the positioning block 4, a buffer spring 17 is fixedly connected with the two sides of the sewing needle rod 13 in the positioning block 4, the top of the sewing needle rod 13 is fixedly connected with an adjusting block 14, the top of the adjusting block 14 is provided with a chute 15, a guide wheel 16 is slidably.
The working principle is that a transmission gear 12 is driven to rotate clockwise by the operation of a motor, the transmission gear 12 drives a transmission conical wheel 11 to rotate clockwise by a transmission rod 9, the transmission conical wheel 11 drives a speed regulation conical wheel 10 to rotate anticlockwise by tooth meshing, the speed regulation conical wheel 10 drives a triangular wheel 8 to rotate anticlockwise by the transmission rod 9, the rotation of the triangular wheel 8 drives a rotating wheel 7 to slide along the edge of the triangular wheel 8 under the action of sliding resistance, when one corner of the triangular wheel 8 rotates to be vertical to the ground and is close to the rotating wheel 7 above, the rotating wheel 7 is jacked upwards, meanwhile, the rotating wheel 7 below slides into an arc-shaped groove at the bottom edge of the triangular wheel 8, at the moment, two rotating wheels 7 drive a sewing rod 5 to move upwards, when one corner of the triangular wheel 8 rotates to be vertical to the ground and is close to the rotating wheel 7 below, the rotating wheel 7 is jacked downwards, and meanwhile, the, at the moment, the two rotating wheels 7 drive the sewing rod 5 to move downwards, and the sewing operation is achieved through the repeated movement. When the sewing needle bar 13 is subjected to the transverse force of cloth movement, the sewing needle bar 13 moves forwards or backwards under the action of the force, and the force is relieved through the buffer spring 17 in the positioning block 4, so that the sewing needle bar 13 cannot move forwards or backwards under the action of the force, and the problem of needle bar movement is prevented. Meanwhile, when the sewing needle rod 13 is acted by a transverse force, the sewing needle rod 13 can drive the adjusting block 14 to move forwards under the action of the force, and under the action of the inclined groove 15, the sewing rod 5 connected through the guide wheel 16 is driven to move towards the inclined upper part along the inclined groove 15, so that the engagement of the speed-adjusting conical wheel 10 and the transmission conical wheel 11 is adjusted to change the sewing speed, the transverse force borne by the sewing needle rod 13 is relieved, and when the sewing needle rod 13 is not acted by the transverse force, the reset spring 19 in the guide rail 3 pulls the sewing rod 5 to reset.
In summary, the sewing transmission structure in the electric sewing machine solves the problem of needle bar movement of the sewing needle bar 13 caused by long-term transverse force through the installation of the buffer spring 17 in the positioning block 4 and the force unloading of the buffer spring 17 when the sewing needle bar 13 is subjected to the transverse force of cloth movement.
In addition, the sewing transmission structure in the electric sewing machine is characterized in that the chute 15 in the top adjusting block 14 of the sewing needle rod 13 is matched with the top guide rail 3 of the sewing rod 5, when the sewing needle rod 13 is stressed, the sewing rod 5 is pushed under the action of force to adjust the meshing between the speed adjusting conical pulley 10 and the transmission conical pulley 11, so that the sewing speed is adjusted, the efficiency is improved, and the application range is wider.
Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a sewing transmission structure in electric sewing machine, includes casing (1), its characterized in that: the machine is characterized in that a I-shaped block (2) is fixedly connected to the left side of the machine shell (1), a guide rail (3) is fixedly connected to the left side of the top of the I-shaped block (2), a positioning block (4) is fixedly connected to the left side of the bottom of the I-shaped block (2), a sewing rod (5) is slidably connected to the guide rail (3), reset springs (19) are fixedly connected to the two sides of the sewing rod (5) in the guide rail (3), a connecting rod (6) is fixedly connected to the right side of the sewing rod (5), a rotating wheel (7) is rotatably connected to the right end of the connecting rod (6), a triangular wheel (8) is slidably connected to the bottom of the rotating wheel (7), a transmission rod (9) is fixedly connected to the inside of the triangular wheel (8), a speed-adjusting conical wheel (10) is fixedly connected to the right end of the transmission rod (9), a transmission conical wheel (11, positioning piece (4) sliding connection has sewing needle bar (13), just be located sewing needle bar (13) both sides fixedly connected with buffer spring (17) in positioning piece (4), sewing needle bar (13) top fixedly connected with regulating block (14), chute (15) have been seted up at regulating block (14) top, sliding connection has guide pulley (16) in chute (15), sewing needle bar (13) bottom fixedly connected with syringe needle (18).
2. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: the rotating wheel (7) is provided with a bearing.
3. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: the sides of the triangular wheel (8) are designed into circular arcs.
4. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: the sewing rod (5) and the triangular wheel (8) are connected in a staggered mode through the connecting rod (6).
5. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: the middle part of the I-shaped block (2) is provided with a hole, and the transmission rod (9) is inserted in the hole and belongs to rotary connection.
6. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: the transmission gear (12) is connected with a motor.
7. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: the bottom of the sewing rod (5) is fixedly connected with a guide wheel (16).
8. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: the sewing rod (5) belongs to a bent rod structure.
9. The sewing transmission structure in the electric sewing machine according to claim 1, characterized in that: one end of the return spring (19) is connected to the inner wall of the guide rail (3), and the other end of the return spring is connected to the sewing rod (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011024434.7A CN112030386A (en) | 2020-09-25 | 2020-09-25 | Sewing transmission structure in electric sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011024434.7A CN112030386A (en) | 2020-09-25 | 2020-09-25 | Sewing transmission structure in electric sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112030386A true CN112030386A (en) | 2020-12-04 |
Family
ID=73574594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011024434.7A Withdrawn CN112030386A (en) | 2020-09-25 | 2020-09-25 | Sewing transmission structure in electric sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112030386A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116770516A (en) * | 2023-08-14 | 2023-09-19 | 泰州市正安玻璃纤维有限公司 | Integrated semi-automatic industrial sewing device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3581689A (en) * | 1968-12-20 | 1971-06-01 | Felix J Berube | Sewing machine construction |
| JP2006141443A (en) * | 2004-11-16 | 2006-06-08 | Juki Corp | Needle stopper of sewing machine |
| CN102776728A (en) * | 2012-07-24 | 2012-11-14 | 杨明学 | Needle stabilizing device of picoting sewing machine |
| CN207484013U (en) * | 2017-05-15 | 2018-06-12 | 嵊州市裕宝纺织机械有限公司 | A kind of textile workpiece of replaceable different-diameter crochet hook |
-
2020
- 2020-09-25 CN CN202011024434.7A patent/CN112030386A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3581689A (en) * | 1968-12-20 | 1971-06-01 | Felix J Berube | Sewing machine construction |
| JP2006141443A (en) * | 2004-11-16 | 2006-06-08 | Juki Corp | Needle stopper of sewing machine |
| CN102776728A (en) * | 2012-07-24 | 2012-11-14 | 杨明学 | Needle stabilizing device of picoting sewing machine |
| CN207484013U (en) * | 2017-05-15 | 2018-06-12 | 嵊州市裕宝纺织机械有限公司 | A kind of textile workpiece of replaceable different-diameter crochet hook |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116770516A (en) * | 2023-08-14 | 2023-09-19 | 泰州市正安玻璃纤维有限公司 | Integrated semi-automatic industrial sewing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112030386A (en) | Sewing transmission structure in electric sewing machine | |
| CN203923510U (en) | A kind of rotor spinning machine guide drive unit that traverses | |
| CN209007340U (en) | A kind of polishing machine automatic positioning mechanism | |
| CN109654362A (en) | A kind of rare earth permanent-magnet synchronization motor | |
| CN203290174U (en) | Wok overturning mechanism for tea strip tidying machine | |
| CN206935199U (en) | A kind of efficiently pig feed agitating device | |
| CN108907753A (en) | A kind of installation equipment of turbine sensor | |
| CN208806312U (en) | A kind of cell winding device | |
| CN209413926U (en) | A kind of automatic anchor pole mechanism of no-dig technique equipment | |
| CN208811382U (en) | A kind of automobile fixture switching device | |
| CN208369394U (en) | Smart lock motor assembly | |
| CN209278459U (en) | A kind of electric vehicle automatic transmission gear shift device | |
| CN108660603B (en) | A kind of needling disk turnover mechanism | |
| CN208637535U (en) | A kind of device improving lithium battery stability | |
| CN207155674U (en) | A kind of hinge automatic assembling | |
| CN201500832U (en) | Variable-speed conversion device of hand-held electric pipe threading machine | |
| CN202587876U (en) | Mower brake device | |
| CN220939051U (en) | Worm wheel worm pushes away tablet device | |
| CN208793604U (en) | A kind of cylindrical cam directly drives AMT motor gear shift mechanism | |
| CN202901203U (en) | Rotating shaft rotation device | |
| CN110801725A (en) | Energy-saving and environment-friendly sulfur removal machine for power plant | |
| CN219275738U (en) | Intelligent macromolecule waterproof coiled material metal fixing piece mounting machine | |
| CN209039676U (en) | A kind of rapier loom shedding mechanism convenient for adjusting | |
| CN216448549U (en) | Tealeaves drying device that can turn automatically | |
| CN218913630U (en) | Cam linkage structure of HDMI assembly machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201204 |
|
| WW01 | Invention patent application withdrawn after publication |