CN107354600A - A kind of Novel sewing head - Google Patents
A kind of Novel sewing head Download PDFInfo
- Publication number
- CN107354600A CN107354600A CN201610310567.8A CN201610310567A CN107354600A CN 107354600 A CN107354600 A CN 107354600A CN 201610310567 A CN201610310567 A CN 201610310567A CN 107354600 A CN107354600 A CN 107354600A
- Authority
- CN
- China
- Prior art keywords
- head
- head shell
- presser
- presser feet
- presser bar
- 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- Withdrawn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
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B29/00—Pressers; Presser feet
- D05B29/02—Presser-control devices
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05D—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES D05B AND D05C, RELATING TO SEWING, EMBROIDERING AND TUFTING
- D05D2207/00—Use of special elements
- D05D2207/02—Pneumatic or hydraulic devices
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a kind of Novel sewing head, head shell side is provided with head side cover, the forward upper of head shell is provided with line sending knob, the lower front of head shell was provided with line piece, insulating trip, yarn take-up spring component and crossed line hook, lifting cylinder is installed at the top of head shell, lifting cylinder is connected by cylinder connection piece and lower big connecting plate, is provided with loose ends cylinder on rear side of head shell and is connected with the yarn take-up spring component on front side of head shell；Head spindle one end is provided with eccentric wheel, and eccentric ratio one end is connected with eccentric wheel, and the other end is connected by screw of transposing with presser feet drive shaft holder.Presser feet drive shaft one end is installed on presser feet drive shaft holder, and the other end is provided with new swing rod.A kind of presser feet amplitude of fluctuation of Novel sewing head is small, with small vibration, uses air cylinder lifting presser feet during operation, improves the precision and quality of sewing product.
Description
Technical field
The invention belongs to sewing machine technique field, and in particular to a kind of Novel sewing head.
Background technology
Full-automatic head of sewing machine takes up space larger at present, the motion mode of its presser feet is swung using setting-up eccentricity mechanism on head spindle to realize, so that motion is directly delivered to presser feet, in sewing operation, the power resources of presser feet are in the rotation of main shaft, the amplitude of fluctuation of this presser feet is bigger, during sewing operations, machine vibration is big, influences quality of sewing.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention provides a kind of Novel sewing head, the head realizes the amplitude of fluctuation of presser feet using quadric chain, lift presser feet height by cylinder and change a position of the fulcrum of quadric chain, the handpiece size is small, with small vibration, presser feet amplitude of fluctuation is small.
The technical solution adopted in the present invention is：A kind of Novel sewing head, including：Head shell, loose ends knob, cross line piece, insulating trip, yarn take-up spring component, cross line hook, shank, presser bar, head side cover, by lifting cylinder, cylinder connection piece, the presser bar lifting mechanismses of cylinder connecting plate and lower plate composition, by eccentric wheel, eccentric ratio, positioning screw, presser feet drive shaft holder, the presser foot drive of presser feet drive shaft and new swing rod composition, by upper plate, the double leval jib presser feet swing mechanism of curved swing rod and lower big connecting plate composition, if reeded chute, presser bar guide pin bushing, needle bar guide pin bushing, shank fixture block, take-up bar assembly, presser bar fixture block, presser bar lead, regulation stud, fixing nut, loose ends cylinder and head spindle；Described head shell side is provided with head side cover, the forward upper of head shell is provided with line sending knob, the lower front of head shell was provided with line piece, insulating trip, yarn take-up spring component and crossed line hook, lifting cylinder is installed at the top of head shell, lifting cylinder is connected by cylinder connection piece and lower big connecting plate, is provided with loose ends cylinder on rear side of head shell and is connected with the yarn take-up spring component on front side of head shell；Described head spindle one end is provided with eccentric wheel, and eccentric ratio one end is connected with eccentric wheel, and the other end is connected by screw of transposing with presser feet drive shaft holder.Described presser feet drive shaft one end is installed on presser feet drive shaft holder, and the other end is provided with new swing rod；New swing rod is connected with the double leval jib presser feet swing mechanism being made up of upper plate, curved swing rod and lower big connecting plate, and lower big connecting plate one end is connected with curved swing rod, and the other end is connected with head shell；Described lower plate one end in the middle part of lower big connecting plate with coupling, and the other end couples with presser bar fixture block, and chute is arranged on the inner side of head shell, and presser bar fixture block adapts to the groove of chute.
Described presser bar is installed at the top of head shell vertically through the presser bar lead in head shell, presser bar top by regulation stud and fixing nut, and presser bar bottom is connected through presser bar guide pin bushing with head shell bottom.
Described shank is extended vertically through in head shell, and parallel with presser bar, and shank is installed on the bottom of head shell by needle bar guide pin bushing, and shank fixture block is provided with the middle part of shank.
Compared with prior art, the beneficial effects of the invention are as follows a kind of Novel sewing head, its presser feet amplitude of fluctuation is small, with small vibration, uses air cylinder lifting presser feet during operation, improves the precision and quality of sewing product.
Brief description of the drawings
A kind of Novel sewing head antero-lateral perspective schematic diagrames of Fig. 1；
A kind of left view schematic diagrams of Novel sewing head of Fig. 2；
A kind of Novel sewing head antero-lateral perspective Local maps of Fig. 3；
Side schematic perspective view on rear side of a kind of Novel sewing heads of Fig. 4.
1. the loose ends knob 3. of head shell 2. crosses the insulating trip of line piece 4.
5. yarn take-up spring component 6. is crossed line and hooked
7. 10. lifting cylinder of shank 8. presser bar, 9. head side cover, 11. presser feet drive shaft, the 12. new upper plate of swing rod 13.
The big lower plate of 15. chute of connecting plate 16. under 14.
17. 18. needle bar guide pin bushing of presser bar guide pin bushing, 19. shank fixture block, 20. cylinder connecting plate, 21. curved swing rod
22. the head spindle of 32. presser feet drive shaft holder of the eccentric ratio 30. of 28. loose ends cylinder of take-up bar assembly 23. cylinder connection piece, 24. presser bar fixture block, 25. presser bar lead, 26. regulation stud, 27. fixing nut 29. positioning 31. eccentric wheel of screw 33..
Embodiment
The present invention is further described below in conjunction with the accompanying drawings:A kind of Novel sewing head, including：Head shell 1, loose ends knob 2, cross line piece 3, insulating trip 4, yarn take-up spring component 5, cross line and hook 6, shank 7, presser bar 8, head side cover 9, lifting cylinder 10, cylinder connection piece 23, the presser bar lifting mechanismses that cylinder connecting plate 20 and lower plate 16 form, by eccentric wheel 31, eccentric ratio 29, positioning screw 30, presser feet drive shaft holder 32, the presser foot drive that presser feet drive shaft 11 and new swing rod 12 form, by upper plate 13, the double leval jib presser feet swing mechanism of curved swing rod 21 and lower big connecting plate 14 composition, if reeded chute 15, presser bar guide pin bushing 17, needle bar guide pin bushing 18, shank fixture block 19, take-up bar assembly 22, presser bar fixture block 24, presser bar lead 25, regulation stud 26, fixing nut 27, loose ends cylinder 28 and head spindle 33；The described side of head shell 1 is provided with head side cover 9, the forward upper of head shell 1 is provided with line sending knob 2, the lower front of head shell 1 was provided with line piece 3, insulating trip 4, yarn take-up spring component 5 and crossed line hook 6, the top of head shell 1 is provided with lifting cylinder 10, lifting cylinder 10 is connected by cylinder connection piece 23 and lower big connecting plate 14, and the rear side of head shell 1 is provided with loose ends cylinder 28 and is connected with the yarn take-up spring component 5 of the front side of head shell 1；Described one end of head spindle 33 is provided with eccentric wheel 31, and the one end of eccentric ratio 29 is connected with eccentric wheel 31, and the other end is connected by screw 30 of transposing with presser feet drive shaft holder 32.Described one end of presser feet drive shaft 11 is installed on presser feet drive shaft holder 32, and the other end is provided with new swing rod 12；New swing rod 12 is connected with the double leval jib presser feet swing mechanism being made up of upper plate 13, curved swing rod 21 and lower big connecting plate 14, and lower big one end of connecting plate 14 is connected with curved swing rod 21, and the other end is connected with head shell 1；Described one end of lower plate 16 couples with the lower big middle part of connecting plate 14, and the other end couples with presser bar fixture block 24, and chute 15 is arranged on the inner side of head shell 1, and presser bar fixture block 24 adapts to the groove of chute 15.
Described presser bar 8 is installed on the top of head shell 1 vertically through the presser bar lead 25 in head shell 1, the top of presser bar 8 by regulation stud 26 and fixing nut 27, and the bottom of presser bar 8 is connected through presser bar guide pin bushing 17 with the bottom of head shell 1.
Described shank 7 is extended vertically through in head shell 1, and parallel with presser bar 8, and shank 7 is installed on the bottom of head shell 1 by needle bar guide pin bushing 18, and the middle part of shank 7 is provided with shank fixture block 19.
A kind of operation principle of Novel sewing head is：The driving of shank 7 is by driving shank fixture block 19 to drive shank to be moved vertically about 7 by take-up bar assembly 22；The driving of presser bar 8 is with movable eccentric wheel 31 by head spindle 33, eccentric ratio 29 is fixedly mounted on eccentric wheel 31, presser feet drive shaft holder 32 is driven to swing when eccentric wheel 31 rotates, the action of swing is passed over by presser feet drive shaft 11, new swing rod 12 is realized to swing, then the presser bar 8 for being fixed on presser bar fixture block 24 and presser feet is driven to realize and move vertically up and down by upper plate 13, curved swing rod 21, lower big connecting plate 14 and lower plate 16.The lifting of presser bar 8 drives cylinder connection piece 23 and cylinder connecting plate 20 to realize by lifting cylinder 10.Stage clip is housed, cylinder connecting plate 20 has elongated slot, and when lifting cylinder 10 drops to lower limit, presser bar 8 can be by overcoming the resistance of stage clip to realize upward motion, and realizing rugged presser feet when thing is stitched of sewing has certain elasticity on presser bar 8.Loose ends cylinder 28 is connected with yarn take-up spring component 5, realizes loose ends cylinder by automatically controlled control during sewing（28）Yarn take-up spring component 5 is promoted and tensed, has reached the purpose of automatic lastex.
Claims (3)
1. a kind of Novel sewing head includes：Head shell, loose ends knob, cross line piece, insulating trip, yarn take-up spring component, cross line hook, shank, presser bar, head side cover, by lifting cylinder, cylinder connection piece, the presser bar lifting mechanismses of cylinder connecting plate and lower plate composition, by eccentric wheel, eccentric ratio, positioning screw, presser feet drive shaft holder, the presser foot drive of presser feet drive shaft and new swing rod composition, by upper plate, the double leval jib presser feet swing mechanism of curved swing rod and lower big connecting plate composition, if reeded chute, presser bar guide pin bushing, needle bar guide pin bushing, shank fixture block, take-up bar assembly, presser bar fixture block, presser bar lead, regulation stud, fixing nut, loose ends cylinder and head spindle；It is characterized in that：Described head shell side is provided with head side cover, the forward upper of head shell is provided with line sending knob, the lower front of head shell was provided with line piece, insulating trip, yarn take-up spring component and crossed line hook, lifting cylinder is installed at the top of head shell, lifting cylinder is connected by cylinder connection piece and lower big connecting plate, is provided with loose ends cylinder on rear side of head shell and is connected with the yarn take-up spring component on front side of head shell；Described head spindle one end is provided with eccentric wheel, and eccentric ratio one end is connected with eccentric wheel, and the other end is connected by screw of transposing with presser feet drive shaft holder；Described presser feet drive shaft one end is installed on presser feet drive shaft holder, and the other end is provided with new swing rod；New swing rod is connected with the double leval jib presser feet swing mechanism being made up of upper plate, curved swing rod and lower big connecting plate, and lower big connecting plate one end is connected with curved swing rod, and the other end is connected with head shell；With coupling in the middle part of lower big connecting plate, the other end couples with presser bar fixture block for described lower plate one end, and chute is arranged on the inner side of head shell, presser bar fixture block adaptation and the groove of chute.
A kind of 2. Novel sewing head according to claim 1, it is characterised in that：Described presser bar is installed at the top of head shell vertically through the presser bar lead in head shell, presser bar top by regulation stud and fixing nut, and presser bar bottom is connected through presser bar guide pin bushing with head shell bottom.
A kind of 3. Novel sewing head according to claim 1, it is characterised in that：Described shank is extended vertically through in head shell, and parallel with presser bar, and shank is installed on the bottom of head shell by needle bar guide pin bushing, and shank fixture block is provided with the middle part of shank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610310567.8A CN107354600A (en) | 2016-05-10 | 2016-05-10 | A kind of Novel sewing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610310567.8A CN107354600A (en) | 2016-05-10 | 2016-05-10 | A kind of Novel sewing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107354600A true CN107354600A (en) | 2017-11-17 |
Family
ID=60271496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610310567.8A Withdrawn CN107354600A (en) | 2016-05-10 | 2016-05-10 | A kind of Novel sewing head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107354600A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468523A (en) * | 2018-05-10 | 2019-11-19 | 天津宝盈电脑机械有限公司 | A kind of double drive right side head of sewing machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07178272A (en) * | 1993-12-24 | 1995-07-18 | Juki Corp | Device for adjusting the height of inner presser of sewing machine |
| JP2006110237A (en) * | 2004-10-18 | 2006-04-27 | Juki Corp | Sewing machine |
| JP2006122231A (en) * | 2004-10-27 | 2006-05-18 | Brother Ind Ltd | Intermittent presser vertically driving device and sewing machine |
| JP2010131175A (en) * | 2008-12-04 | 2010-06-17 | Juki Corp | Sewing machine |
| CN204644612U (en) * | 2015-04-27 | 2015-09-16 | 新通宇缝纫机股份有限公司 | A kind of height adjusting mechanism of presser foot of Sewing machines |
| CN205741518U (en) * | 2016-05-10 | 2016-11-30 | 天津宝盈电脑机械有限公司 | A kind of Novel sewing head |
-
2016
- 2016-05-10 CN CN201610310567.8A patent/CN107354600A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07178272A (en) * | 1993-12-24 | 1995-07-18 | Juki Corp | Device for adjusting the height of inner presser of sewing machine |
| CN1114370A (en) * | 1993-12-24 | 1996-01-03 | 重机公司 | Device for adjusting heigll of presser feet of sewing machine |
| JP2006110237A (en) * | 2004-10-18 | 2006-04-27 | Juki Corp | Sewing machine |
| JP2006122231A (en) * | 2004-10-27 | 2006-05-18 | Brother Ind Ltd | Intermittent presser vertically driving device and sewing machine |
| JP2010131175A (en) * | 2008-12-04 | 2010-06-17 | Juki Corp | Sewing machine |
| CN204644612U (en) * | 2015-04-27 | 2015-09-16 | 新通宇缝纫机股份有限公司 | A kind of height adjusting mechanism of presser foot of Sewing machines |
| CN205741518U (en) * | 2016-05-10 | 2016-11-30 | 天津宝盈电脑机械有限公司 | A kind of Novel sewing head |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468523A (en) * | 2018-05-10 | 2019-11-19 | 天津宝盈电脑机械有限公司 | A kind of double drive right side head of sewing machine |
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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: 20171117 |
|
| WW01 | Invention patent application withdrawn after publication |