CN203049212U - Independent presser foot handpiece device - Google Patents
Independent presser foot handpiece device Download PDFInfo
- Publication number
- CN203049212U CN203049212U CN 201320066976 CN201320066976U CN203049212U CN 203049212 U CN203049212 U CN 203049212U CN 201320066976 CN201320066976 CN 201320066976 CN 201320066976 U CN201320066976 U CN 201320066976U CN 203049212 U CN203049212 U CN 203049212U
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- CN
- China
- Prior art keywords
- presser feet
- driving shaft
- presser foot
- shank
- independent
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Abstract
The utility model discloses an independent presser foot handpiece device which comprises a presser foot actuating device and a needle bar actuating device. The presser foot actuating device is separated from the needle bar actuating device. The presser foot actuating device comprises an active force transmission shaft arranged in a housing of the handpiece, a cam transmission mechanism arranged on the active force transmission shaft and a lifting mechanism of a presser foot. The cam transmission mechanism comprises a cam arranged on the active force transmission shaft, a torsional spring seat, a torsional spring, a presser foot driving lever and a presser foot driving contact point, wherein the torsional spring seat is arranged on the housing of the handpiece, and the presser foot driving lever is abutted against the torsional spring. The presser foot driving contact point is connected with the presser foot driving lever. The independent presser foot handpiece device has the advantages that the presser foot actuating device is separated from the needle bar actuating device, the presser foot is independent and directly connected from a shaft. Compared with an existing embroidery machine, the independent presser foot handpiece device reduces motive power of a driving block by half so that stability of the machine is improved, and maintenance rate of the machine is reduced.
Description
Technical field
The utility model relates to computer become rusty at a high speed colored machine, particularly a kind of independent presser feet frame head apparatus of computer high speed embroidery machine.
Background technology
Embroidery machine also claims embroidery machine, be a kind of for the Sewing machines of embroidering, the working method of the mechanical embroidery machine of tradition is: the base plate of changing a band small sircle hole at Sewing machines, pin is turnover up and down ceaselessly, use the hand-embroidered frame again, tighten cloth, but along with electronic technology is introduced the Sewing machines field, the functional characteristic that has added embroidery on the basis of computer controlled sewing machine, the machinery embroidery machine has directly been gone into the electromechanical integration epoch of computer control by machinery control, these computerized emboridering machines are based on microprocessor, software and hardware to computerized emboridering machine carries out suitable change, the embroidery of traditional mechanical embroidery machine is obtained at a high speed, high efficiency realization, and realize that manual the embroidery is beyond one's reach at many levels, multi-functional, the requirement of uniformity and perfection.
General shank spring presser feet spring and presser feet first action synchronization action on same shank that generally adopts of computerized emboridering machine, increased huge pressure for shank and upper structure, acceleration the wearing and tearing of shank lining, influence the service life of upper structure, also suppress the performance that upper structure can raise speed, caused significant limitation for modern homemade embroidery machine development space.
The utility model content
Technical problem to be solved in the utility model is to overcome existing above-mentioned deficiency in the prior art, and provide a kind of easy to maintenance, service life is of a specified duration, simple in structure, independent presser feet frame head apparatus that cost is low.
For solving the problems of the technologies described above, independent presser feet frame head apparatus described in the utility model, comprise presser feet drive unit and needle bar driving device, the presser feet drive unit separates with needle bar driving device, the presser feet drive unit comprises the active force power transmission shaft that is installed in the head shell and is installed in the cam drive of active force power transmission shaft and the hoisting mechanism of presser feet, cam drive comprises the cam that is installed on the active force power transmission shaft, be installed in the torsion spring seat on the head shell, torsion spring, reach the presser feet activation lever that offsets with torsion spring, the presser feet contact-actuating, the presser feet contact-actuating is connected with the presser feet activation lever, the hoisting mechanism of presser feet comprises on the presser feet driving shaft that is installed on the head shell lining under the lining and presser feet driving shaft, presser feet driving shaft liner clamp, the presser feet driving shaft, back-moving spring, the pressure foot lifting contact, the presser feet link, presser feet, back-moving spring is enclosed within on the presser feet driving shaft, presser feet driving shaft upper end is socketed on the presser feet driving shaft in the lining, presser feet driving shaft lower end is passed under the presser feet driving shaft and is connected in the lining and with the presser feet link, and presser feet is located on the presser feet link;
Needle bar driving device comprises that shank drives track base, shank driving shaft and shank drive block, the shank drive block is installed on the shank driving shaft, and shank driving track base is installed on the shank drive block and in the corresponding position of head shell shank is installed and drives the guide rail bar;
Fixedly there is fixed head at the lining place with screw on head shell installation presser feet driving shaft, fixed head is divided into A plate and B plate, the A plate is provided with tank filler sleeve, the B plate is provided with cylinder block, cylinder block is provided with cylinder, the power transmission shaft that is connected with cylinder be provided with hoisting frame and on the B plate corresponding section be provided with lift rail, lift rail is connected with the pressure foot lifting contact of the hoisting mechanism of presser feet;
Torsion spring is installed in the torsion spring seat, and torsion spring one end is against on the presser feet activation lever.
Compare with existing embroidery machine presser feet frame head apparatus, advantage of the present utility model is:
1) presser feet drives with shank and is driven apart, and presser feet is independent, directly connects from axle, compares with existing embroidery machine, and the power of drive block has just reduced half, has improved mechanical stability, has reduced mechanical maintenance rate;
2) installed shank on the shank drive block additional and driven track base and shank driving guide rail bar, stablized the slide-and-guide of shank drive block, made the shank drive block manage straight line and move up and down;
3) be provided with cylinder at head shell, can directly promote presser feet, leave maximum space in colour changing or when safeguarding to the staff.
4) fixed head is provided with tank filler sleeve, conveniently refuels to internals.
Description of drawings
Be described in further detail with the utility model of embodiment with reference to the accompanying drawings below.
Fig. 1 is the assembly structure schematic diagram of independent presser feet frame head apparatus described in the utility model;
Fig. 2 is the presser feet drive unit of independent presser feet frame head apparatus described in the utility model and the structural representation of needle bar driving device;
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the structural representation of the fixed head of independent presser feet frame head apparatus described in the utility model.
Fig. 5 is the structural representation of the fixed head B plate solid of independent presser feet frame head apparatus described in the utility model.
Fig. 6 is the front view of Fig. 5.
1, active force power transmission shaft; 2, lining on the presser feet driving shaft; 3, cam; 4, presser feet driving shaft liner clamp; 5, shank drives the guide rail bar; 6, torsion spring seat; 7, shank drives track base; 8, presser feet activation lever; 9, presser feet driving shaft; 10, presser feet contact-actuating; 11, pressure foot lifting contact; 12, lining under the presser feet driving shaft; 13, presser feet link; 14, presser feet; 15, hoisting frame; 16, lift rail; 17, cylinder block; 18, cylinder; 19, B plate; 20, A plate; 21, back-moving spring; 22, torsion spring; 23, shank drive block; 24, head shell; 25, tank filler sleeve; 26, shank driving shaft.
The specific embodiment
Extremely shown in Figure 6 as Fig. 1, independent presser feet frame head apparatus described in the utility model, comprise presser feet drive unit and needle bar driving device, the presser feet drive unit separates with needle bar driving device, the presser feet drive unit comprises the active force power transmission shaft 1 that is installed in the head shell and is installed in the cam drive of active force power transmission shaft and the hoisting mechanism of presser feet, cam drive comprises the cam 3 that is installed on the active force power transmission shaft 1, be installed in the torsion spring seat 6 on the head shell 24, torsion spring 22, reach the presser feet activation lever 8 that offsets with torsion spring 22, presser feet contact-actuating 10, presser feet contact-actuating 10 is connected with presser feet activation lever 8, the hoisting mechanism of presser feet comprises on the presser feet driving shaft that is installed on the head shell 24 lining 12 under the lining 2 and presser feet driving shaft, presser feet driving shaft liner clamp 4, presser feet driving shaft 9, back-moving spring 21, pressure foot lifting contact 11, presser feet link 13, presser feet 14, back-moving spring 21 is enclosed within on the presser feet driving shaft 9, when presser feet driving shaft 9 moves upward, back-moving spring 21 compressions, when presser feet driving shaft 9 moves downward, back-moving spring 21 homings, help presser feet 14 timely returns, guarantee the stability of operating distance, presser feet driving shaft 9 upper ends are socketed on the presser feet driving shaft in the lining 2, presser feet driving shaft 9 lower ends are passed under the presser feet driving shaft and are connected in the lining 12 and with presser feet link 13, and presser feet 14 is located on the presser feet link 13; Needle bar driving device comprises that shank drives track base 7, shank driving shaft 26 and shank drive block 23, shank drive block 23 is installed on the shank driving shaft 26, and shank driving track base 7 is installed on the shank drive block 23 and in head shell 24 corresponding positions shank is installed and drives guide rail bar 5; Fixedly there is fixed head at lining 2 places with screw on head shell 24 installation presser feet driving shafts, fixed head is divided into A plate 20 and B plate 19, A plate 20 is provided with tank filler sleeve 25, can make things convenient for head shell 24 internals to refuel, B plate 19 is provided with cylinder block 17, cylinder block 17 is provided with cylinder 18, the power transmission shaft that is connected with cylinder 18 be provided with hoisting frame 15 and on B plate 19 corresponding section be provided with lift rail 16, lift rail 16 is connected with the pressure foot lifting contact 11 of the hoisting mechanism of presser feet, torsion spring 22 is installed in the torsion spring seat 6, torsion spring 22 1 ends are against on the presser feet activation lever 8, keep presser feet activation lever 8 and cam 3 to fit.
During use, the motor that startup links to each other with the presser feet drive unit, driven by motor active force power transmission shaft, the active force power transmission shaft drives the cam that is installed on the active force power transmission shaft, the rotation of cam drives the presser feet activation lever of joining with it and separating, the presser feet activation lever is converted into cycloid motion with the circular motion of cam, the presser feet activation lever drives and is attached thereto the presser feet contact-actuating that connects, the cycloid motion of activation lever is converted into rectilinear motion, and the presser feet contact-actuating drives on the presser feet driving shaft, following rectilinear motion drives on the presser feet, following motion, finish compress and departure motion, there is back-moving spring to be enclosed within on the presser feet driving shaft, when the presser feet driving shaft moves upward, the back-moving spring compression, when the presser feet driving shaft moves downward, the back-moving spring homing helps the timely return of presser feet, guarantees the stability of operating distance.
Needle bar driving device is slided up and down along the shank driving shaft by driven by motor shank drive block, sliding up and down of shank drive block, drive shank and drive track base along the upper and lower slip of shank driving guide rail bar, the utility model has been set up shank and has been driven track base and shank driving guide rail bar, stablize the slide-and-guide of shank drive block, make the shank drive block manage straight line and move up and down.
Solid plate at head shell is provided with cylinder, need safeguard or high speed embroidery machine when needing colour changing at head shell, can start cylinder, cylinder drives hoisting frame by power transmission shaft and upwards slides along lift rail, the upwards slip band dynamic pressure pin of hoisting frame promotes the contact and moves up, and the pressure foot lifting contact moves up and drives presser feet and move up, like this, reserve maximum space for colour changing or maintenance, provide convenience to the staff.
Above-described embodiment is described preferred embodiment of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that those of ordinary skills make the technical solution of the utility model all should fall in the definite protection domain of the utility model claims.
Claims (4)
1. independent presser feet frame head apparatus, comprise presser feet drive unit and needle bar driving device, it is characterized in that: the presser feet drive unit separates with needle bar driving device, the presser feet drive unit comprises the active force power transmission shaft that is installed in the head shell and is installed in the cam drive of active force power transmission shaft and the hoisting mechanism of presser feet, cam drive comprises the cam that is installed on the active force power transmission shaft, be installed in the torsion spring seat on the head shell, torsion spring, reach the presser feet activation lever that offsets with torsion spring, the presser feet contact-actuating, the presser feet contact-actuating is connected with the presser feet activation lever, the hoisting mechanism of presser feet comprises on the presser feet driving shaft that is installed on the head shell lining under the lining and presser feet driving shaft, presser feet driving shaft liner clamp, the presser feet driving shaft, back-moving spring, the pressure foot lifting contact, the presser feet link, presser feet, back-moving spring is enclosed within on the presser feet driving shaft, presser feet driving shaft upper end is socketed on the presser feet driving shaft in the lining, presser feet driving shaft lower end is passed under the presser feet driving shaft and is connected in the lining and with the presser feet link, and presser feet is located on the presser feet link.
2. independent presser feet frame head apparatus according to claim 1, it is characterized in that: needle bar driving device comprises that shank drives track base, shank driving shaft and shank drive block, the shank drive block is installed on the shank driving shaft, and shank driving track base is installed on the shank drive block and in the corresponding position of head shell shank is installed and drives the guide rail bar.
3. independent presser feet frame head apparatus according to claim 1, it is characterized in that: fixedly there is fixed head at the lining place with screw on head shell installation presser feet driving shaft, fixed head is divided into A plate and B plate, the A plate is provided with tank filler sleeve, the B plate is provided with cylinder block, cylinder block is provided with cylinder, the power transmission shaft that is connected with cylinder be provided with hoisting frame and on the B plate corresponding section be provided with lift rail, lift rail is connected with the pressure foot lifting contact of the hoisting mechanism of presser feet.
4. independent presser feet frame head apparatus according to claim 1, it is characterized in that: torsion spring is installed in the torsion spring seat, and torsion spring one end is against on the presser feet activation lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066976 CN203049212U (en) | 2013-01-28 | 2013-01-28 | Independent presser foot handpiece device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066976 CN203049212U (en) | 2013-01-28 | 2013-01-28 | Independent presser foot handpiece device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203049212U true CN203049212U (en) | 2013-07-10 |
Family
ID=48732187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320066976 Expired - Fee Related CN203049212U (en) | 2013-01-28 | 2013-01-28 | Independent presser foot handpiece device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203049212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200673A (en) * | 2015-11-02 | 2015-12-30 | 浙江乐佳机电有限公司 | Handpiece for full-automatic multi-head template sewing machine |
-
2013
- 2013-01-28 CN CN 201320066976 patent/CN203049212U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105200673A (en) * | 2015-11-02 | 2015-12-30 | 浙江乐佳机电有限公司 | Handpiece for full-automatic multi-head template sewing machine |
| CN105200673B (en) * | 2015-11-02 | 2018-03-09 | 浙江乐佳机电有限公司 | A kind of Full-automatic multi-head template sewing machine head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130710 Termination date: 20170128 |