CN106757882A - Presser foot driving device with a word connecting rod - Google Patents
Presser foot driving device with a word connecting rod Download PDFInfo
- Publication number
- CN106757882A CN106757882A CN201710133023.3A CN201710133023A CN106757882A CN 106757882 A CN106757882 A CN 106757882A CN 201710133023 A CN201710133023 A CN 201710133023A CN 106757882 A CN106757882 A CN 106757882A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- presser feet
- shank
- driving device
- presser
- 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.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05C—EMBROIDERING; TUFTING
- D05C9/00—Appliances for holding or feeding the base fabric in embroidering machines
- D05C9/20—Movement of the base fabric controlled by the presser feet; Driving arrangements therefor
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05C—EMBROIDERING; TUFTING
- D05C11/00—Devices for guiding, feeding, handling, or treating the threads in embroidering machines; Machine needles; Operating or control mechanisms therefor
- D05C11/02—Machine needles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The invention discloses a kind of presser foot driving device with a word connecting rod, presser feet including main shaft drives, presser feet connects shank, shank is installed on needle bar frame, presser foot driving device is provided between main shaft and presser feet, described presser foot driving device includes the cam of connection main shaft, one word connecting rod of actuated by cams, one word connecting rod is connected with a V-arrangement connecting rod for opening upwards, and the V-arrangement connecting rod of opening upwards coordinates feet motion.The present invention coordinates V-arrangement bar linkage structure to realize the transmission system of presser feet independence by a word connecting rod, not only increase the stability of driving, and coordinate the separable driving for carrying out arc track formula to realize that good differential coordinates between V-arrangement connecting rod and presser feet, reduce presser feet compress noise.
Description
Technical field
The present invention relates to a kind of embroidery machine presser foot transmission system, specifically a kind of presser feet with a word connecting rod is driven
Device.
Background technology
At present for the device for coordinating the embroidering pin on shank to be embroidered in machine head of embroidery machine, foot device is generally comprised,
Existing foot device its drive mechanism is generally to synchronize driving by separating a connecting rod on shank transmission device, this
Kind of type of drive its advantage is simple structure, has the disadvantage to need to drive two devices of shank and presser feet due to a set of transmission system,
Its heavier loads causes equipment noise larger, and another aspect shank and presser feet share a set of transmission system its stability for being oriented to
It is relatively poor.Certainly also have and consider the technology that shank and presser feet separately drive, that is, presser feet is separately through presser feet power train
System drives but machine head of embroidery machine inner space is very limited amount of in reality, it is impossible to reserved a large amount of to those skilled in the art
Space.Thereby how realize that it is those skilled in the art's research that presser foot driving device is set in head this small space
Object.On the other hand it is usually to be socketed can downwardly together being pressed with shank for shank as an important technical background presser feet
Foot press cloth, but presser feet compress its close to speed during cloth cover be perfect condition that can not be too fast be close to zero, too soon will be by
Huge impulsive force and noise is produced in presser feet pressure surface, and the embroidering pin of shank connection must penetrate cloth cover at a high speed, also
It is that the part that shank and presser feet two are mutually socketed must produce two kinds of speed, is exactly at present to be driven by above-mentioned foot device
Two drive systems are driven with shank to complete two kinds of actuating speeds, and the speed of presser feet is the speed and presser feet driven by shank
Device drives what the difference between reverse speed was determined, and this difference is the smaller the better in real time, in the prior art for this
It is typically difficult to control to difference, and how to control this difference is one of problem that the present invention needs solution.
The content of the invention
Dress is driven the invention provides a kind of relatively low presser feet with a word connecting rod of accurate, driving stabilization, noise that is oriented to
Put.
A kind of presser foot driving device with a word connecting rod includes the presser feet of main shaft drives, presser feet connection shank, shank peace
Loaded on presser foot driving device on needle bar frame, is provided between main shaft and presser feet, described presser foot driving device includes connection main shaft
Cam, one word connecting rod of actuated by cams, a word connecting rod is connected with a V-arrangement connecting rod for opening upwards, and the V-arrangement of opening upwards connects
Bar coordinates feet motion.This kind of presser foot driving device coordinates the V-arrangement bar linkage structure of opening upwards to realize presser feet by a word connecting rod
Independent transmission system, not only increases the stability of driving, and V-arrangement connecting rod be belonging to delta link its in actuated by cams
Under, the amplitude that swings up and down is highly stable can to realize that differential coordinates relative to presser feet, reduce compress noise.Here differential is matched somebody with somebody
Close it and be totally different from conventional art, the existing foot-powered connecting rod of pressure is to be fixedly connected presser feet by differential mechanism, also
It is that the shank drive that presser feet is subject to and the power that connecting rod passes through on differential drive to presser feet are offset up and down, this counteracting
The differential of generation is curvilinear motion due to the movement velocity of shank, and the driving force that presser feet drive device is brought can not be good
This curvilinear motion of matching speed.The present invention using the V-arrangement connecting rod of opening upwards due to coordinating feet motion, that is, V
Shape connecting rod and presser feet can be (tradition cannot be separated) of separation, and the V-arrangement connecting rod of opening upwards is driving with the connection end of presser feet
During presser feet be in circular arc Track fusion, that is, presser feet driving force of the invention be also curvilinear motion can be with shank
The good matching of the velocity interpolation of drive reaches the muting function of compress with this.Here circular arc Track fusion its arc track
Determined by cam face.
In order to further improve the stability and accuracy of transmission, flank of cam is provided with track groove, and rolling is provided with track groove
Kinetoplast, rolling element connects one end mounting hole in the middle of a word connecting rod one end, a word connecting rod and is connected with the first power transmission shaft, and a word connecting rod is another
One end passes through one end mounting hole in the middle of V-arrangement connecting rod one end that connecting rod connects opening upwards, the V-arrangement connecting rod of opening upwards and is connected with the
Two power transmission shafts, the V-arrangement connecting rod other end of opening upwards drives feet motion.This kind of drive mechanism is by one end reality in the middle of V-arrangement connecting rod
Existing rotational support, and two ends are connected, and not only realize good presser feet movement under force curve controlled, and formed
The stress relation of lower cooperation, improves transmission stability and accuracy.Described rolling element movement locus is located at the rail of main-shaft side edge
In mark groove, it is ensured that the amplitude of fluctuation of word connecting rod stabilization, and this kind of movement locus of side type its frictional resistance is smaller, greatly
Extend service life of equipment.
The first described power transmission shaft is installed on the side plate of machine head of embroidery machine side, and second driving shaft is installed on embroidery machine machine
On casing；The first described power transmission shaft includes the flange face of laminating side plate, and flange face side is provided with the installation axle for coordinating side plate,
Opposite side is provided with the connecting shaft with one end mounting hole in the middle of unification word connecting rod；Described second driving shaft one end fits embroidery machine machine
Mounting hole on casing, the other end coordinates the mounting hole of one end in the middle of the V-arrangement connecting rod of opening upwards.This kind of mounting structure is by one
The V-arrangement connecting rod of word connecting rod and opening upwards carries out arranged in dislocation, there is provided two different Support Positions, improve mounting stability and
Muting function, this mounting means solves the technology drawback of single support in conventional drive system.
Described presser feet be divided into up-down structure upper piece and bottom sheet, upper piece connection sheet for being structure as a whole and bottom sheet between,
Connection sheet is provided with the needle bar hole of socket shank, and upper piece top is connected with presser feet sliding sleeve, presser feet sliding sleeve socket shank, presser feet sliding sleeve
With two coaxial guide functions that needle bar hole forms up-down structure, the stability that presser feet runs up and down is improved.Further technology
Scheme is, upper piece and bottom sheet respectively positioned at the front and rear both sides of shank, further improve the stability that presser feet runs up and down.
Connected by presser feet sliding sleeve between the V-arrangement connecting rod and presser feet of described opening upwards, presser feet sliding sleeve includes sleeve base,
Sleeve base one end connects presser feet upper piece, and the other end coordinates the V-arrangement connecting rod of opening upwards, and leading of raising up is provided with the middle of sleeve base
To set, fairlead coordinates shank, increases the stability that presser feet runs up and down.
In order to improve muting function, V-arrangement connecting rod and the presser feet sliding sleeve connection end of opening upwards are provided with shock absorbing ring.
Because presser feet is driven separately through transmission system, there is annexation in presser feet, thus with the V-arrangement connecting rod of opening upwards
There is horizontal space interference in the V-arrangement connecting rod of opening upwards, relative to the needle bar frame for installing shank near shank one end on needle bar frame
The shank guide plate for avoiding above-mentioned horizontal space is installed, shank guide plate is provided with gathering sill, and gathering sill coordinates installed in pin
Guide pad on bar.Refer to if needle bar frame transverse horizontal extends the V-arrangement company that can encounter opening upwards for horizontal space interference
Bar, this is also to cause that the technical problem that presser feet is operated alone cannot be realized at present.The present invention is avoided by being provided with needle bar frame
The shank guide plate of above-mentioned horizontal space, the guiding for shank is realized by guide pad, solves above-mentioned technical problem.Described
Shank guide plate is separated from each other with presser feet sliding sleeve, and shank guide plate is placed in presser feet sliding sleeve top and forms two sets of independent guidance systems, point
Not Wei shank guiding and the guiding of presser feet, improve guiding accuracy.In order to increase the stability of motion and facilitate outside reset shank
It is cased with spring week, spring is located between presser feet and guide pad.
The present invention coordinates V-arrangement bar linkage structure to realize the transmission system of presser feet independence by a word connecting rod, not only increases drive
The separable driving for carrying out arc track formula is coordinated to realize good differential between dynamic stability, and V-arrangement connecting rod and presser feet
Coordinate, reduce presser feet compress noise.
Brief description of the drawings
It is as shown in Figure 1 the structural representation of presser foot driving device of the present invention with a word connecting rod；
It is illustrated in figure 2 presser foot schematic diagram in the present invention；
It is illustrated in figure 3 part of the invention and blows mounting structure schematic diagram；
It is illustrated in figure 4 presser feet shift sleeve structure schematic diagram in the present invention.
Specific embodiment
A kind of presser foot driving device with a word connecting rod, including the presser feet 16 that main shaft 4 drives as shown in Figure 1,2,3, 4,
Presser feet 16 connects shank 6, and shank 6 is installed on needle bar frame 25, and presser foot driving device is provided between main shaft 4 and presser feet 6.Presser feet is passed
Dynamic device includes the cam 5 of connection main shaft 4, and cam 5 drives a word connecting rod 8, a word connecting rod 8 to be connected with an opening upwards
V-arrangement connecting rod 5, the V-arrangement connecting rod 5 of opening upwards drives presser feet 16 to move.
It is provided with track groove 15, track groove 15 as the side of structure preferred cam 5 and is provided with rolling element 11, rolling element 11 is connected
The one end of one word connecting rod 8, the middle one end mounting hole of a word connecting rod 8 is connected with the first power transmission shaft 10, and the other end of a word connecting rod 8 is by connecting
Bar 12 connects one end of V-arrangement connecting rod 5 of opening upwards, and the middle one end mounting hole of V-arrangement connecting rod 5 of opening upwards is connected with the second transmission
Axle 13, the other end of V-arrangement connecting rod 5 of opening upwards drives presser feet 16 to move.Rolling element movement locus is located at the track of main-shaft side edge
In groove.
In order to further improve stability, the first power transmission shaft 10 is installed on the side plate 9 of machine head of embroidery machine side, and second passes
Moving axis 13 is installed on machine head of embroidery machine housing 1.First power transmission shaft 10 includes the flange face of laminating side plate 9, and flange face side sets
There is the installation axle for coordinating side plate, opposite side is provided with the connecting shaft with one end mounting hole in the middle of unification word connecting rod.Second driving shaft 13
The first shaft part and the second shaft part including the different diameters of axle, the first shaft part coordinate the mounting hole 17 on machine head of embroidery machine housing 1, second
Shaft part coordinates the mounting hole of middle one end of V-arrangement connecting rod 5 of opening upwards.Can certainly be that second driving shaft one end fits are embroidered
Mounting hole on machine head shell, the other end coordinates the mounting hole of one end in the middle of the V-arrangement connecting rod of opening upwards.
Structure design for presser feet is：16 points of presser feet for up-down structure upper piece 21 and bottom sheet 23, upper piece and bottom sheet it
Between the connection sheet 22 that is structure as a whole, connection sheet is provided with the needle bar hole of socket shank 6, and upper piece top is connected with presser feet sliding sleeve 7,
Presser feet sliding sleeve is socketed shank.Upper piece and bottom sheet respectively positioned at shank 6 front and rear both sides.The V-arrangement connecting rod 5 of opening upwards and presser feet 16
Between connected by presser feet sliding sleeve 7, presser feet sliding sleeve 7 include sleeve base 18, the one end of sleeve base 18 connection presser feet upper piece 21, the other end
Coordinate the V-arrangement connecting rod 5 of opening upwards, groove 20 is provided with cooperation, the fairlead 19 for raising up is provided with the middle of sleeve base, be oriented to
Set 19 coordinates shank 6.The V-arrangement connecting rod of opening upwards is provided with shock absorbing ring 24 with presser feet sliding sleeve connection end.
In order to solve the interference of reality in the present invention, while improving the guiding problem of shank, the V-arrangement connecting rod 5 of opening upwards
There is horizontal space interference relative to the needle bar frame for installing shank near shank one end, be provided with needle bar frame and avoid above-mentioned transverse direction
The shank guide plate 2 in space, shank guide plate 2 is provided with gathering sill, and gathering sill coordinates the guide pad 3 on shank.
Claims (10)
1. a kind of presser feet of presser foot driving device with a word connecting rod, including main shaft drives, presser feet connection shank, shank is installed
In on needle bar frame, presser foot driving device is provided between main shaft and presser feet, it is characterised in that：Described presser foot driving device includes connecting
Connect the cam of main shaft, one word connecting rod of actuated by cams, a word connecting rod is connected with a V-arrangement connecting rod for opening upwards, be open to
On V-arrangement connecting rod coordinate feet motion.
2. there is the presser foot driving device of a word connecting rod as claimed in claim 1, it is characterised in that：Described flank of cam sets
There is track groove, rolling element is provided with track groove, rolling element connects mounting hole connection in one end in the middle of a word connecting rod one end, a word connecting rod
There is the first power transmission shaft, a word connecting rod other end connects V-arrangement connecting rod one end of opening upwards by connecting rod, and the V-arrangement of opening upwards connects
One end mounting hole is connected with second driving shaft in the middle of bar, and the V-arrangement connecting rod other end of opening upwards drives feet motion.
3. there is the presser foot driving device of a word connecting rod as claimed in claim 2, it is characterised in that：Described rolling element motion
Track is located in the track groove of main-shaft side edge.
4. there is the presser foot driving device of a word connecting rod as claimed in claim 2, it is characterised in that：The first described power transmission shaft
It is installed on the side plate of machine head of embroidery machine side, second driving shaft is installed on machine head of embroidery machine housing；The first described transmission
Axle includes the flange face of laminating side plate, and flange face side is provided with the installation axle for coordinating side plate, and opposite side is provided with unification word connecting rod
The connecting shaft of middle one end mounting hole；Mounting hole on described second driving shaft one end fits machine head of embroidery machine housing, it is another
End coordinates the mounting hole of one end in the middle of the V-arrangement connecting rod of opening upwards.
5. there is the presser foot driving device of a word connecting rod as claimed in claim 1, it is characterised in that：Described presser feet is divided into
Lower structure upper piece and bottom sheet, upper piece connection sheet for being structure as a whole and bottom sheet between, connection sheet is provided with the pin of socket shank
Rod aperture, upper piece top is connected with presser feet sliding sleeve, presser feet sliding sleeve socket shank；It is described upper piece and before bottom sheet is located at shank respectively
Both sides afterwards.
6. there is the presser foot driving device of a word connecting rod as claimed in claim 1, it is characterised in that：Described opening upwards
V-arrangement connecting rod is in circular arc Track fusion during presser feet is driven with the connection end of presser feet.
7. there is the presser foot driving device of a word connecting rod as claimed in claim 2, it is characterised in that：Described opening upwards
Connected by presser feet sliding sleeve between V-arrangement connecting rod and presser feet, presser feet sliding sleeve includes sleeve base, sleeve base one end connects presser feet upper piece,
The other end coordinates the V-arrangement connecting rod of opening upwards, and the fairlead for raising up is provided with the middle of sleeve base, and fairlead coordinates shank.
8. there is the presser foot driving device of a word connecting rod as claimed in claim 7, it is characterised in that：Described opening upwards
V-arrangement connecting rod is provided with shock absorbing ring with presser feet sliding sleeve connection end.
9. there is the presser foot driving device of a word connecting rod as claimed in claim 1, it is characterised in that：Described opening upwards
There is horizontal space interference in V-arrangement connecting rod, be provided with needle bar frame and avoided near shank one end relative to the needle bar frame for installing shank
The shank guide plate of above-mentioned horizontal space, shank guide plate is provided with gathering sill, and gathering sill coordinates the guiding on shank
Block.
10. there is the presser foot driving device of a word connecting rod as claimed in claim 9, it is characterised in that：Described shank guide plate
It is separated from each other with presser feet sliding sleeve, shank guide plate is placed in presser feet sliding sleeve top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710133023.3A CN106757882A (en) | 2017-03-06 | 2017-03-06 | Presser foot driving device with a word connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710133023.3A CN106757882A (en) | 2017-03-06 | 2017-03-06 | Presser foot driving device with a word connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106757882A true CN106757882A (en) | 2017-05-31 |
Family
ID=58961452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710133023.3A Pending CN106757882A (en) | 2017-03-06 | 2017-03-06 | Presser foot driving device with a word connecting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106757882A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532215A (en) * | 2009-04-14 | 2009-09-16 | 上海贵衣缝纫设备有限公司 | Automatic lifting device for presser foot of bar tacking machine |
| CN101775716A (en) * | 2010-01-08 | 2010-07-14 | 冯品牛 | Auxiliary lifting mechanism of presser foot of computerized embroidery machine |
| CN202323377U (en) * | 2011-11-16 | 2012-07-11 | 钱谷兰 | Pressure foot lifting mechanism of embroidery machine |
| CN204780224U (en) * | 2015-07-14 | 2015-11-18 | 浙江信胜缝制设备有限公司 | Independent presser foot mechanism of computerized embroidery machine |
| CN204780231U (en) * | 2015-07-14 | 2015-11-18 | 浙江信胜缝制设备有限公司 | Independent presser foot actuating mechanism of computerized embroidery machine |
| CN205258827U (en) * | 2015-12-17 | 2016-05-25 | 江西禾丰电子机械有限公司 | Presser foot device and embroidery machine equipment of embroidery machine |
| CN206545113U (en) * | 2017-03-06 | 2017-10-10 | 浙江镨美科智能刺绣设备有限公司 | Presser foot driving device with a word connecting rod |
-
2017
- 2017-03-06 CN CN201710133023.3A patent/CN106757882A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532215A (en) * | 2009-04-14 | 2009-09-16 | 上海贵衣缝纫设备有限公司 | Automatic lifting device for presser foot of bar tacking machine |
| CN101775716A (en) * | 2010-01-08 | 2010-07-14 | 冯品牛 | Auxiliary lifting mechanism of presser foot of computerized embroidery machine |
| CN202323377U (en) * | 2011-11-16 | 2012-07-11 | 钱谷兰 | Pressure foot lifting mechanism of embroidery machine |
| CN204780224U (en) * | 2015-07-14 | 2015-11-18 | 浙江信胜缝制设备有限公司 | Independent presser foot mechanism of computerized embroidery machine |
| CN204780231U (en) * | 2015-07-14 | 2015-11-18 | 浙江信胜缝制设备有限公司 | Independent presser foot actuating mechanism of computerized embroidery machine |
| CN205258827U (en) * | 2015-12-17 | 2016-05-25 | 江西禾丰电子机械有限公司 | Presser foot device and embroidery machine equipment of embroidery machine |
| CN206545113U (en) * | 2017-03-06 | 2017-10-10 | 浙江镨美科智能刺绣设备有限公司 | Presser foot driving device with a word connecting rod |
Non-Patent Citations (1)
| Title |
|---|
| YOUTUBE网站, "EMBROIDERY MACHINE: SWF K-UH1508-45", pages 19 - 21, Retrieved from the Internet <URL:http://www.youtube/com> * |
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Inventor after: Chen Tianchi Inventor after: Fang Diyong Inventor after: Cai Jiezhong Inventor before: Chen Tianchi Inventor before: Fang Diyong Inventor before: Cai Zhongjie Inventor after: Chen Tianchi Inventor after: Cai Jiezhong Inventor before: Chen Tianchi Inventor before: Fang Diyong Inventor before: Cai Jiezhong |