CN202214590U - Upper-lower compacting improved mechanism for buttonhole machine tool - Google Patents
Upper-lower compacting improved mechanism for buttonhole machine tool Download PDFInfo
- Publication number
- CN202214590U CN202214590U CN2011203071848U CN201120307184U CN202214590U CN 202214590 U CN202214590 U CN 202214590U CN 2011203071848 U CN2011203071848 U CN 2011203071848U CN 201120307184 U CN201120307184 U CN 201120307184U CN 202214590 U CN202214590 U CN 202214590U
- Authority
- CN
- China
- Prior art keywords
- pressure strip
- compacting
- cloth
- compress
- keyhole
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model provides an upper-lower compacting improved mechanism for a buttonhole machine tool, the upper-lower compacting mechanism for the buttonhole machine tool comprises a material supporting plate horizontally fixed at the lower part and a compacting plate capable of opening and closing at the upper part, the compacting plate is in a horizontal shape, and performs upper-lower vertical movement in the horizontal shape under the drive of a cylinder. The vertical pressing upper-lower compacting mechanism prevents circumstance of cloth displacement by a spinning type upper-lower clamping structure in a current product due to effect of a shearing force, greatly improves linearity of shirt front-fly buttonholes, and guarantees aesthetic feeling of the shirt front fly; the vertical pressing upper-lower compacting mechanism, compared with a current spinning type upper-lower clamping structure, is advantaged by great simplification of mechanical structure, reduction of assembling difficulty and debugging difficulty, and favorable improvement of mechanical assembling efficiency and maintenance cost of client; the vertical pressing upper-lower compacting structure guarantees sufficient force bearing surface of cloth bearing force, force bearing is more uniform, and compacting effect is better.
Description
Technical field
The utility model relates to a kind of keyhole lathe of shirt left front buttonhole, relates in particular to and compresses location structure.
Background technology
What present existing automatic high speed keyhole lathe generally adopted is the thinking of rotation binder:
The shirt left front is in offering the keyhole process; Cloth is compressed repeatedly, transmits, discharges by a plurality of hold-down mechanisms up and down, and the existing structure of hold-down mechanism up and down is: the bottom is the rectangle retainer plate of horizontal fixed, and top is the rectangle pressure strip; Pressure strip one side side is installed in up and down on the hold-down mechanism through a rotating shaft; Dispose torsion spring between pressure strip and the rotating shaft, cylinder of pressure strip spiral arm one side top configuration, cylinder piston rod is pressed on the pressure strip downwards.When needing to clamp; The last piston rod of hold-down mechanism cylinder up and down stretches out, promotes the sideway swivel of pressure strip spiral arm downwards and presses down; The unblank cloth of eye of needs is compressed, and last then up and down hold-down mechanism moves to next station, cloth again by the back about in the of one hold-down mechanism compress; The cylinder piston rod of last hold-down mechanism is up and down upwards replied, pressure strip is turning in the rotation under the effect of torsion spring restoring force, and last hold-down mechanism up and down unclamps cloth, returns back to initial position.
This rotary extrusion type spinning is three open defects of hold-down mechanism tool up and down:
The one, hold-down mechanism about the rotary extrusion type spinning is because the design feature of himself; The pressure strip upset time can produce one with the tangent shear action of pressure strip direction of rotation on cloth; Therefore no matter cloth is when being compressed by hold-down mechanism up and down or unclamping, and all can under this component effect, be subjected to displacement, by a plurality of up and down after hold-down mechanism compresses repeatedly, transmits; It is no longer accurate that cloth should accurate in locating becomes, thereby the buttonhole linearity when causing keyhole can't effectively be guaranteed.As everyone knows, the left front buttonhole of shirt aligns, requirement attractive in appearance is quite high.Current client has proposed very high requirement to the linearity that the keyhole lathe lock out buttonhole, even existing client proposes linearity and remain in the 0.25mm, and requirement in the future also can be increasingly high, and obvious existing keyhole lathe linearity is difficult to reach;
The 2nd, than higher, the mounting structure of pressure strip is also very complicated to the anglec of rotation required precision of pressure strip for hold-down mechanism about the rotary extrusion type spinning, and debugging also is extremely loaded down with trivial details; Assembly difficulty is very big, so not only the assembler is required highly, and has greatly strengthened assembler's working strength; Seriously influenced the efficiency of assembling of this machine, the client runs into when needing adjustment, and the adjustment difficulty is very big; The result of adjustment also is difficult for reaching good effect, influenced the operating efficiency that the client uses machine;
The 3rd, because pressure strip is in heeling condition when compressing cloth, contacting with the retainer plate that is the level of state below it is the line contact, and what cloth received is a thrust that compresses on the line, does not form stress surface, and it is desirable not to the utmost to compress effect.Receive external force at cloth, when carrying out keyhole work, occur the unstable situation in location easily, also can influence keyhole linearity and aesthetics like the keyhole head.
The utility model content
The utility model technical problem to be solved is to provide a kind of and compresses, can not make the cloth displacement when unclamping cloth, and keyhole lathe simple in structure, that debug conveniently, have abundant seal face compresses improvement mechanism up and down.
The utility model is realized through following technical scheme:
Compressing up and down of a kind of keyhole lathe improves mechanism, and the compressing structure up and down of said keyhole lathe comprises the open/closed pressure strip of retainer plate and top that lower horizontal is fixing, it is characterized in that:
Said pressure strip is horizontal, and what the water holding of under air cylinder driven, going bail for was flat-shaped vertically moves up and down.
The cloth of the utility model compresses the thinking that has adopted the pressure strip vertical depression: pressure strip remains level; In the time of need compressing cloth; The pressure strip flat-shaped vertical decline of water holding of under air cylinder driven, going bail for; Be pressed on the retainer plate of its lower horizontal, thereby cloth is between the two clamped; In the time of need unclamping cloth, the pressure strip flat-shaped vertical lifting of water holding of under air cylinder driven, going bail for is left retainer plate, unclamps cloth.Owing to adopted the mode that compresses of vertical depression, so pressure strip can not produce shearing force to cloth, compress at every turn, transmit cloth and can not produce displacement, make cloth locate very securely; And pressure strip can directly be fixed on the piston rod of cylinder, on the hold-down mechanism, greatly reduces matching requirements and debugging difficulty about also can being installed in through the mode of guide rail, chute; In addition, the clamping mode of vertical depression, the seal face of pressure strip and retainer plate is the lower surface of whole pressure strip, and the stressed of cloth becomes face by line, and it is better to compress locating effect.The location structure that compresses of vertical depression has been captured the major technology difficult problem that existing product exists effectively, has not only satisfied the client to the requirement that product improves day by day, has reduced the cost of customer care, but also has improved the assembling and the debugging efficiency of new product.
Further, can be on the pressure strip lower surface a plurality of pin that compress of arranged spaced along its length, a plurality of surfaces, underfooting that compress of same pressure strip are on same horizontal plane.
Further again, consider the length of shirt left front, guarantee simultaneously to be stressed evenly, the pin quantity that compresses on the same pressure strip is 2～4.
Further again, can be on the retainer plate upper surface a plurality of pin that compress of arranged spaced along its length, same retainer plate compress the pin upper surface on same horizontal plane, on the pressure strip that compresses pin and its top on the retainer plate to compress pin corresponding one by one.
The beneficial effect of the utility model is:
1, the compressing structure up and down of vertical depression avoided in the existing product rotary extrusion type spinning up and down compressing structure improved the linearity of shirt left front keyhole widely because shear action causes cloth to produce the situation of displacement, guaranteed the aesthetic feeling of shirt left front;
2, the compressing structure up and down of vertical depression and existing rotary extrusion type spinning up and down compressing structure compare, mechanical structure is simplified greatly, assembly difficulty and debugging difficulty reduction have advantageously improved mechanical efficiency of assembling and client's maintenance cost;
Sufficient stress surface when 3, the compressing structure up and down of vertical depression has guaranteed the cloth pressurized, stressed more even, compress better effects if.
Description of drawings
Fig. 1 is the existing structural representation of compressing structure up and down
Fig. 2 is the work sketch map of Fig. 1
Fig. 3 is the utility model structural representation of compressing structure up and down
Fig. 4 is the work sketch map of Fig. 3
Fig. 5-7 compresses the part drawing of improvement mechanism up and down for the utility model
Among Fig. 1-7: 1 is retainer plate, and 2 for compressing pin, and 3 is cylinder, and 4 is cylinder piston rod, and 5 is pressure strip, and 6 is frame, and 7 are rotating shaft, and 8 is torsion spring.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
In Fig. 1～2; The existing structure of hold-down mechanism up and down is: the bottom is the retainer plate 1 of horizontal fixed; Top is rectangle pressure strip 5, on the support 6 of hold-down mechanism, disposes torsion spring 8 between pressure strip 5 and the rotating shaft 7 about pressure strip 5 one side sides are installed in through a rotating shaft 7; Cylinder 3 of pressure strip 5 spiral arms one side top configuration, cylinder piston rod 4 is pressed on downwards on the pressure strip 5.When need clamping, the piston rod 4 of cylinder 3 stretches out, promotes pressure strip 5 spiral arm sideway swivels downwards and presses down, and the cloth that needs are unblanked compresses, and is as shown in Figure 2; In the time of need unclamping cloth, cylinder piston rod 4 is upwards replied, pressure strip 5 is turning in the rotation under the effect of torsion spring 8 restoring forces, and pressure strip 5 unclamps cloth, replys initial position, and is as shown in Figure 1.
This rotary extrusion type spinning is three open defects of hold-down mechanism tool up and down: the one, and hold-down mechanism about the rotary extrusion type spinning is because the design feature of himself; Can produce during pressure strip 5 upset one with the tangent shear action of pressure strip 5 direction of rotation on cloth; Therefore no matter cloth is when being compressed by hold-down mechanism up and down or unclamping; The capital is subjected to displacement under this component effect; After being compressed repeatedly, transmit by a plurality of up and down hold-down mechanisms, it is no longer accurate that cloth should accurate in locating becomes, thereby the buttonhole linearity when causing keyhole can't effectively be guaranteed; The 2nd, than higher, the mounting structure of pressure strip 5 is also very complicated to the anglec of rotation required precision of pressure strip 5 for hold-down mechanism about the rotary extrusion type spinning, and debugging also is extremely loaded down with trivial details; Assembly difficulty is very big; So not only the assembler is required highly, and greatly strengthened assembler's working strength, seriously influenced the efficiency of assembling of this machine; The client runs into when needing adjustment; The adjustment difficulty is very big, the result of adjustment also is difficult for reaching good effect, has influenced the operating efficiency that the client uses machine; The 3rd, because pressure strip 5 is in heeling condition when compressing cloth, contacting with the retainer plate 1 that is the level of state below it is the line contact, and what cloth received is a thrust that compresses on the line, does not form stress surface, and it is desirable not to the utmost to compress effect.Receive external force at cloth, when carrying out keyhole work, occur the unstable situation in location easily, also can influence keyhole aesthetics and linearity like the keyhole head.
In Fig. 2～4, on the cylinder piston rod 4 of pressure strip 5 horizontal direct sides' fixed thereon cylinder 3, pressure strip 5 drives flat-shaped vertically mobile up and down of the water holding of going bail for down at cylinder 3.A plurality of pin 2 that compress of arranged spaced along its length on pressure strip 5 lower surfaces, same pressure strip 5 compress pin 2 lower surfaces on same horizontal plane.
The cloth of the utility model compresses the thinking that has adopted the pressure strip vertical depression: pressure strip 5 remains level; In the time of need compressing cloth; The pressure strip 5 flat-shaped vertical decline of water holding of under cylinder 3 drives, going bail for; Be pressed on the retainer plate 1 of its lower horizontal, thereby cloth is between the two clamped; In the time of need unclamping cloth, the pressure strip 5 flat-shaped vertical lifting of water holding of under cylinder 3 drives, going bail for is left retainer plate 1, unclamps cloth.Owing to adopted the mode that compresses of vertical depression, so pressure strip 5 can not produce shearing force to cloth, compress at every turn, transmit cloth and can not produce displacement, make cloth locate very securely; Pressure strip 5 except can as figure shown in directly being fixed on the cylinder piston rod 4; Also can be installed in up and down on the hold-down mechanism through upright guide rail, gathering sill structure; Dispose cylinder 3 more above it; No matter make cylinder piston rod 4 vertical depression pressure strips 5, be where to locate mounting means, all about rotary extrusion type spinning, greatly reduces matching requirements and debugging difficulty on the basis of compressing structure; In addition, the clamping mode of vertical depression, the compression face of cloth are whole pressure strip 5 or the lower surface that compresses pin 2, and cloth is stressed to become face by line, and it is better to compress locating effect.The location structure that compresses of vertical depression has been captured the major technology difficult problem that existing product exists effectively, has not only satisfied the client to the requirement that product improves day by day, has reduced the cost of customer care, but also has improved the assembling and the debugging efficiency of new product.
Fig. 5～7 are for utilizing the multiple improvement mechanism that compresses up and down of the utility model thinking processing; Compress requirement according to concrete in the processing; Among Fig. 5 on pressure strip 5 lower surfaces arranged spaced 4 pin 2 that compress different in size; Disposed two pairs between pressure strip 5 and the retainer plate 1 among Fig. 6 and compressed pin 2, disposed 4 pairs between pressure strip 5 and the retainer plate 1 among Fig. 7 and compressed pin 2.
Claims (4)
1. compressing up and down of a keyhole lathe improved mechanism, and the compressing structure up and down of said keyhole lathe comprises the open/closed pressure strip of retainer plate (1) and top (5) that lower horizontal is fixing, it is characterized in that:
Said pressure strip (5) is horizontal, flat-shaped vertically the moving up and down of water holding of under cylinder (3) drives, going bail for.
2. compressing up and down of keyhole lathe according to claim 1 improves mechanism, it is characterized in that:
A plurality of pin (2) that compress of arranged spaced along its length on said pressure strip (5) lower surface, same pressure strip (5) compress pin (2) lower surface on same horizontal plane.
3. keyhole lathe according to claim 2 compress improvement mechanism up and down, it is characterized in that: on the said same pressure strip (5) to compress pin (2) quantity be 2～4.
4. compressing up and down of keyhole lathe according to claim 2 improves mechanism, it is characterized in that:
A plurality of pin (2) that compress of arranged spaced along its length on said retainer plate (1) upper surface; Same retainer plate (1) compress pin (2) upper surface on same horizontal plane, on the pressure strip (5) that compresses pin (2) and its top on the retainer plate (1) to compress pin (2) corresponding one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203071848U CN202214590U (en) | 2011-08-22 | 2011-08-22 | Upper-lower compacting improved mechanism for buttonhole machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203071848U CN202214590U (en) | 2011-08-22 | 2011-08-22 | Upper-lower compacting improved mechanism for buttonhole machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202214590U true CN202214590U (en) | 2012-05-09 |
Family
ID=46013850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203071848U Expired - Lifetime CN202214590U (en) | 2011-08-22 | 2011-08-22 | Upper-lower compacting improved mechanism for buttonhole machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202214590U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358997A (en) * | 2011-08-22 | 2012-02-22 | 上海威士机械有限公司 | Improved upward and downward compression mechanism of keyhole machine tool |
| CN105002661A (en) * | 2015-07-21 | 2015-10-28 | 吴江新劲纺织有限公司 | Positioning apparatus for lockstitch button holder |
| CN106637713A (en) * | 2015-08-04 | 2017-05-10 | 启翔股份有限公司 | Clamping mechanism of lockstitch button holder |
| CN108118453A (en) * | 2016-11-29 | 2018-06-05 | 深圳市德业智能股份有限公司 | A kind of material fixing device and a kind of sewing device |
-
2011
- 2011-08-22 CN CN2011203071848U patent/CN202214590U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358997A (en) * | 2011-08-22 | 2012-02-22 | 上海威士机械有限公司 | Improved upward and downward compression mechanism of keyhole machine tool |
| CN105002661A (en) * | 2015-07-21 | 2015-10-28 | 吴江新劲纺织有限公司 | Positioning apparatus for lockstitch button holder |
| CN106637713A (en) * | 2015-08-04 | 2017-05-10 | 启翔股份有限公司 | Clamping mechanism of lockstitch button holder |
| CN106637713B (en) * | 2015-08-04 | 2019-03-01 | 启翔股份有限公司 | The feeding clip mechanism of lockstitch button holder |
| CN108118453A (en) * | 2016-11-29 | 2018-06-05 | 深圳市德业智能股份有限公司 | A kind of material fixing device and a kind of sewing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202214590U (en) | Upper-lower compacting improved mechanism for buttonhole machine tool | |
| CN202924415U (en) | Workpiece automatic delivery device | |
| CN201871964U (en) | Clamp | |
| CN102304824B (en) | Improved buttonholing machine tool | |
| CN104826956A (en) | Automatic receiving device for inversely-installed stamping die | |
| CN102358997A (en) | Improved upward and downward compression mechanism of keyhole machine tool | |
| CN203209944U (en) | Workpiece fixing mechanism for riveting press assembly machine | |
| CN113426889A (en) | Mobile phone steel sheet stamping device convenient to clearance waste material | |
| CN211888711U (en) | Stainless steel plate stamping deformation mechanism | |
| CN205886981U (en) | Shoes are already with abandonment mould gear formula breaker | |
| CN208712638U (en) | Side-stamping die structure with precision positioning mechanism | |
| CN212121350U (en) | Automatic receiving mechanism in mould | |
| CN202214584U (en) | Improved keyhole machine tool | |
| CN205008475U (en) | Stamping workpiece forming die | |
| CN209426211U (en) | A kind of power underneath type pull rod press machine | |
| CN209141477U (en) | Dedicated set for the bushing indentation in turbocharger housing erects standby | |
| CN210751257U (en) | Six-shaft hair planting machine | |
| CN209890869U (en) | Quilting machine needle post structure | |
| CN208701337U (en) | Embroidery machine pearl fetching and sending devices | |
| CN202655458U (en) | Stamping die | |
| CN208649613U (en) | A kind of modified edgefold sewing equipment | |
| CN215197861U (en) | Fan handle gluing structure of automatic lotus leaf fan pasting machine | |
| CN207103731U (en) | A kind of rotation riveting nailing machine structure of support wheel subgroup assembling machine | |
| CN204894829U (en) | Automatic machine of stamping | |
| CN112808851B (en) | Three-in-one mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120509 |
|
| CX01 | Expiry of patent term |