CN207295164U - The presser foot control mechanism of embroidery machine - Google Patents
The presser foot control mechanism of embroidery machine Download PDFInfo
- Publication number
- CN207295164U CN207295164U CN201721052056.7U CN201721052056U CN207295164U CN 207295164 U CN207295164 U CN 207295164U CN 201721052056 U CN201721052056 U CN 201721052056U CN 207295164 U CN207295164 U CN 207295164U
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- Prior art keywords
- presser feet
- connecting rod
- cam
- presser
- control mechanism
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Abstract
The utility model provides a kind of presser foot control mechanism of embroidery machine.It solves existing technical problem.The presser foot control mechanism of this embroidery machine, including headstock, drive shaft is equipped with the headstock, needle-bar cam is connected with the drive shaft, the presser feet cam being coaxially disposed with needle-bar cam is also connected with the drive shaft, the presser feet cam, which is arranged on side, to be had in slotted cam chair, and the cam chair and presser feet the cam adjacent formation track groove in fluting, the multi-jointed gear unit being connected in the track groove equipped with one end with presser feet set, and the shank that opposite presser feet set activity is set is equipped with the presser feet set, presser feet is connected with the bottom side of presser feet set, the presser feet cam and cam chair are integrally formed.The utility model has the advantages that operating noise is small, and wire jumper is accurate.
Description
Technical field
The utility model belongs to embroidery machine technical field, is related to a kind of presser foot control mechanism of embroidery machine.
Background technology
Existing embroidery machine is in use, and drive wheel shank is run up and down, and presser feet passes through setting with shank and presser feet
Run in the connecting rod on shank or shank driving wheel or under the direct drive of shank, be sleeved on shank, be used in combination by presser feet
Compression spring is supported on needle bar frame, and presser feet is operated by cam drives shank to make moving up and down for setting rule, and one is filled on shank
Presser feet, pressing spring are supported on needle bar frame, are loaded in actuated by cams larger, and presser feet has cloth cover during up and down motion
Larger impact force, operating noise is big, and presser feet is pressed on cloth under the action of compression spring when shank declines, and by single
Cam drives shank and feet motion at the same time, and the cooperation of presser feet and shank and wire jumper is not accurate enough, situations such as bouncing pilotage easily occurs.
For example, Chinese patent literature discloses a kind of computerized emboridering machine independence presser foot device [application number：
201620028730.7], including independent presser bar, the independent presser bar are connected with independent presser feet contiguous block, the independent pressure
Foot contiguous block is flexibly connected with independent presser foot driver, and the independent presser foot driver includes presser feet bogie, and the presser feet drives
Moving frame is realized up and down by the driving of independent presser feet drive shaft, and presser feet taping block, the pressure are hinged with the presser feet bogie
Reduction torsion spring is equipped between foot taping block and presser feet bogie, the presser feet taping block is flexibly connected with independent presser feet contiguous block,
The presser feet taping block is rotated by driving source and departs from independent presser feet contiguous block, is being resetted when driving source is stopped
Torsional spring effect lower foot clamp taping block is replied home position and is connected again with independent presser feet contiguous block.
Above-mentioned scheme improves the subproblem of the prior art to a certain extent, and still, the program also at least exists
Following defect：Operating noise is big, and the wire jumper of presser feet and shank coordinates inaccuracy.
The content of the invention
The purpose of this utility model be in view of the above-mentioned problems, provide that a kind of operating noise is small, the accurate embroidery machine of wire jumper
Presser foot control mechanism.
To reach above-mentioned purpose, the utility model employs following technical proposal：The presser foot control mechanism of this embroidery machine, bag
Headstock is included, drive shaft is equipped with the headstock, needle-bar cam, the driving are connected with the drive shaft
The presser feet cam being coaxially disposed with needle-bar cam is also connected with main shaft, it is slotted convex that the presser feet cam is arranged on side tool
In wheel seat, and the cam chair and presser feet the cam adjacent formation track groove in fluting, the track groove is interior to be equipped with one end
The multi-jointed gear unit being connected with presser feet set, and the shank that opposite presser feet set activity is set is equipped with presser feet set,
Presser feet is connected with the bottom side of presser feet set, the presser feet cam and cam chair are integrally formed.
By setting presser feet cam in drive shaft, presser feet cam moves in cam chair with track groove, and presser feet is convex
Wheel by multi-jointed gear unit transmission feet motion, by the control of presser feet from needle-bar cam it is independent so that presser feet
Curve movement is more reasonable, more accurate with the cooperation of shank and wire jumper, and multi-jointed gear unit can disperse presser feet and transport up and down
Dynamic impact force, reduces noise, impact of the presser feet to cloth cover is reduced, so as to fulfill the effect of damping.
In the presser foot control mechanism of above-mentioned embroidery machine, the multi-jointed gear unit includes first connecting rod, described
First connecting rod one end be fixed with drive link, the drive link is arranged in track groove, the other end of the first connecting rod
Second connecting rod is hinged with, the other end of the second connecting rod is hinged with third connecting rod, and the other end of the third connecting rod supports
By there is presser feet set.Drive first connecting rod, second connecting rod, third connecting rod movement successively by drive link, drive link is arranged on track
In groove, thus drive link can along track groove and presser feet cam abutment and movable, and presser feet set movable setting opposite with shank,
Shank can be up and down in presser feet set, so as to fulfill the independent control of presser feet, and can effectively disperse presser feet up and down motion
When impact force.
In the presser foot control mechanism of above-mentioned embroidery machine, the first connecting rod is L-shaped, and the bending of the first connecting rod
The first fixed pin shaft is equipped with portion, first fixed pin shaft is threaded through in the sealing plate of headstock sidepiece.
In the presser foot control mechanism of above-mentioned embroidery machine, crank-guide way, and described second are provided with the headstock
Connecting rod and third connecting rod are respectively positioned in crank-guide way.
In the presser foot control mechanism of above-mentioned embroidery machine, the third connecting rod is V-shaped, and the bending of the third connecting rod
The second fixed pin shaft is equipped with portion, and second fixed pin shaft is axially arranged in crank-guide way.
In the presser foot control mechanism of above-mentioned embroidery machine, one end that the drive link is located at track groove is connected with ball axis
Hold, and the ball bearing leans with presser feet bearing.
In the presser foot control mechanism of above-mentioned embroidery machine, the sealing plate is detachably connected with headstock.
In the presser foot control mechanism of above-mentioned embroidery machine, the axis hole passed through for drive shaft is provided with the sealing plate.
In the presser foot control mechanism of above-mentioned embroidery machine, the drive shaft is connected with rotating drive mechanism.
In the presser foot control mechanism of above-mentioned embroidery machine, the presser feet set is equipped with connection towards the side of headstock
Seat, the connecting seat and third connecting rod are separately positioned, and third connecting rod one end adjacent with connecting seat is driven equipped with presser feet
Dynamic roller.
Compared with prior art, the utility model has the advantage of：1st, multi-jointed gear unit can disperse on presser feet
The impact force of lower movement, effectively reduces noise during work；2nd, cam presser feet realizes independent control by presser feet cam drive,
So that the cooperation between presser feet and shank is more accurate, bouncing pilotage is effectively prevented.
Brief description of the drawings
Fig. 1 is structure diagram provided by the utility model；
Fig. 2 is the structure diagram of multi-jointed gear unit provided by the utility model；
In figure, headstock 1, drive shaft 2, presser feet cam 3, cam chair 4, track groove 5, presser feet set 6, multi link driver
Structure 7, shank 8, presser feet 9, first connecting rod 10, drive link 11, second connecting rod 12, third connecting rod 13, the first fixed pin shaft 14, sealing plate
15th, crank-guide way 16, the second fixed pin shaft 17, ball bearing 18, axis hole 19, connecting seat 20, presser feet driving roller 21.
Embodiment
As shown in Figs. 1-2, the presser foot control mechanism of this embroidery machine, including headstock 1, driving master is equipped with headstock 1
Axis 2, is connected with needle-bar cam in drive shaft 2, the presser feet cam 3 being coaxially disposed with needle-bar cam is also connected with drive shaft 2, presses
Foot cam 3, which is arranged on side, to be had in slotted cam chair 4, and cam chair 4 and presser feet the cam 3 adjacent formation track in fluting
Groove 5, the interior multi-jointed gear units 7 being connected equipped with one end with presser feet set 6 of track groove 5, and opposite presser feet is equipped with presser feet set 6
The shank 8 that the activity of set 6 is set, is connected with presser feet 9, presser feet cam 3 and cam chair 4 are integrally formed in the bottom side of presser feet set 6.
In the present embodiment：By setting presser feet cam 3 in drive shaft 2, presser feet cam 3 is in cam chair 4 with track
Groove 5 moves, and presser feet cam 3 is driven presser feet 9 by multi-jointed gear unit 7 and moves, by the control of presser feet 9 from needle-bar cam
It is independent so that the curve movement of presser feet 9 is more reasonable, more accurate with the cooperation of shank 8 and wire jumper, and multi link driver
Structure 7 can disperse the impact force of the up and down motion of presser feet 9, reduce noise, impact of the presser feet 9 to cloth cover be reduced, so as to fulfill damping
Effect.
Specifically, multi-jointed gear unit 7 includes first connecting rod 10, and 10 one end of first connecting rod is fixed with drive link 11, passes
Lever 11 is arranged in track groove 5, and the other end of first connecting rod 10 is hinged with second connecting rod 12, and the other end of second connecting rod is hinged
There is third connecting rod 13, and the other end of the third connecting rod 13 drives the first company by drive link 11 successively against there is presser feet to cover 6
Bar 10, second connecting rod 12, third connecting rod 13 move, and drive link 11 is arranged in track groove 5, therefore drive link 11 can be along track
Groove 5 and presser feet cam 3 against and it is movable, and presser feet set 6 is set with the activity relatively of shank 8, and shank 8 can be in presser feet set 6
It is up and down, so as to fulfill the independent control of presser feet 9, and it can effectively disperse impact force when presser feet 9 moves up and down.
Further, first connecting rod 10 is L-shaped, and the first fixed pin shaft is equipped with the bending part of the first connecting rod 10
14, the first fixed pin shaft 14 is threaded through in the sealing plate 15 of 1 sidepiece of headstock.First fixed pin shaft 14 is used to fix first connecting rod
10, and first connecting rod 10 can be circumferentially rotated along the first fixed pin shaft 14.Crank-guide way 16, and second connecting rod are provided with headstock 1
12 and third connecting rod 13 be respectively positioned in crank-guide way 16, second connecting rod 12 and third connecting rod 13 are respectively positioned on crank-guide way 16 and can ensure
Stability when two connecting rods 12 and third connecting rod 13 move, prevents lateral displacement.
Further, third connecting rod 13 is V-shaped, and the second fixed pin shaft is equipped with the bending part of the third connecting rod 13
17, and the second fixed pin shaft 17 is axial is arranged in crank-guide way 16, which is used to fixing third connecting rod 13, and the
Three-link 13 can be circumferentially rotated along the second fixed pin shaft 17.One end that drive link 11 is located at track groove 5 is connected with ball bearing 18,
And ball bearing 18 leans with presser feet cam 3, sealing plate 15 is detachably connected with headstock 1, easy to internal maintenance.
Wherein, the axis hole 19 passed through for drive shaft 2 is provided with sealing plate 15, drive shaft 2 is connected with rotating drive mechanism,
Presser feet set 6 is equipped with connecting seat 20 towards the side of headstock 1, and connecting seat 20 and third connecting rod 13 are separately positioned, third connecting rod 13
One end adjacent with connecting seat 20 is equipped with presser feet driving roller 21, and third connecting rod 13 and connecting seat 20 are separately positioned, connect the 3rd
Presser feet driving roller 21 and connecting seat 20 is against realizing that presser feet covers 6 and move up and down after bar 13 rotates.
The operation principle of the present apparatus：Presser feet cam 3 moves in cam chair 4 with track groove 5, and presser feet cam 3 passes through transmission
Bar 11 drives first connecting rod 10, second connecting rod 12, third connecting rod 13 to move successively, after third connecting rod 13 rotates, 3 on third connecting rod
Presser feet driving roller 21 and connecting seat 20 against realizing moving up and down for presser feet set 6, the axial movements in presser feet set 6 of shank 8,
Realize the independent control of presser feet 9.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although headstock 1, drive shaft 2, presser feet cam 3, cam chair 4, track groove 5, presser feet is used more herein
Set 6, multi-jointed gear unit 7, shank 8, presser feet 9, first connecting rod 10, drive link 11, second connecting rod 12, third connecting rod 13, the
One fixed pin shaft 14, sealing plate 15, crank-guide way 16, the second fixed pin shaft 17, ball bearing 18, axis hole 19, connecting seat 20, presser feet drive
The dynamic grade term of roller 21, but it does not preclude the possibility of using other terms.The use of these items is only for more easily
The essence of the utility model is described and explained, being construed as any one of the additional limitations is all and the utility model spirit
Disagree.
Claims (10)
1. a kind of presser foot control mechanism of embroidery machine, including headstock (1), the headstock are equipped with drive shaft on (1)
(2), it is connected with needle-bar cam in the drive shaft (2), it is characterised in that be also connected with the drive shaft (2) and pin
The presser feet cam (3) that bar cam coaxial is set, the presser feet cam (3), which is arranged on side, to be had in slotted cam chair (4),
And the cam chair (4) and presser feet cam (3) the adjacent formation track groove (5) in fluting, the track groove (5) is interior to be equipped with
The multi-jointed gear unit (7) that one end is connected with presser feet set (6), and opposite presser feet set (6) is equipped with the presser feet set (6)
The shank (8) that activity is set, presser feet (9), the presser feet cam (3) and cam chair (4) one are connected with the bottom side of presser feet set (6)
It is body formed.
2. the presser foot control mechanism of embroidery machine according to claim 1, it is characterised in that the multi-jointed gear unit
(7) first connecting rod (10) is included, the first connecting rod (10) one end is fixed with drive link (11), and the drive link (11) is set
Put in track groove (5), the other end of the first connecting rod (10) is hinged with second connecting rod (12), the second connecting rod
The other end is hinged with third connecting rod (13), and the other end of the third connecting rod (13) is against there is presser feet set (6).
3. the presser foot control mechanism of embroidery machine according to claim 2, it is characterised in that the first connecting rod (10) is in
L-shaped, and the first fixed pin shaft (14) is equipped with the bending part of the first connecting rod (10), first fixed pin shaft (14) is worn
It is located in the sealing plate (15) of headstock (1) sidepiece.
4. the presser foot control mechanism of embroidery machine according to claim 3, it is characterised in that opened in the headstock (1)
There is crank-guide way (16), and the second connecting rod (12) and third connecting rod (13) are respectively positioned in crank-guide way (16).
5. the presser foot control mechanism of embroidery machine according to claim 4, it is characterised in that the third connecting rod (13) is in
V-arrangement, and the second fixed pin shaft (17) is equipped with the bending part of the third connecting rod (13), and second fixed pin shaft (17)
Axially it is arranged in crank-guide way (16).
6. the presser foot control mechanism of the embroidery machine according to Claims 2 or 3 or 4 or 5, it is characterised in that the transmission
One end that bar (11) is located at track groove (5) is connected with ball bearing (18), and the ball bearing (18) and presser feet cam (3) phase
Against.
7. the presser foot control mechanism of embroidery machine according to claim 3, it is characterised in that the sealing plate (15) and head
Seat (1) is detachably connected.
8. the presser foot control mechanism of embroidery machine according to claim 7, it is characterised in that be provided with the sealing plate (15)
The axis hole (19) passed through for drive shaft (2).
9. the presser foot control mechanism of embroidery machine according to claim 1, it is characterised in that the drive shaft (2) with
Rotating drive mechanism is connected.
10. the presser foot control mechanism of embroidery machine according to claim 2, it is characterised in that described presser feet set (6) direction
The side of headstock (1) is equipped with connecting seat (20), and the connecting seat (20) and third connecting rod (13) are separately positioned, and described
Three-link (13) is equipped with presser feet driving roller (21) with the adjacent one end of connecting seat (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052056.7U CN207295164U (en) | 2017-08-22 | 2017-08-22 | The presser foot control mechanism of embroidery machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052056.7U CN207295164U (en) | 2017-08-22 | 2017-08-22 | The presser foot control mechanism of embroidery machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207295164U true CN207295164U (en) | 2018-05-01 |
Family
ID=62443534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721052056.7U Ceased CN207295164U (en) | 2017-08-22 | 2017-08-22 | The presser foot control mechanism of embroidery machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207295164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453398A (en) * | 2019-07-31 | 2019-11-15 | 周琦 | For expanding the presser feet control method and its control mechanism of shell fabric |
-
2017
- 2017-08-22 CN CN201721052056.7U patent/CN207295164U/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110453398A (en) * | 2019-07-31 | 2019-11-15 | 周琦 | For expanding the presser feet control method and its control mechanism of shell fabric |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20200822 |
|
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20200117 Decision number of declaring invalidation: 42666 Granted publication date: 20180501 |