CN204174400U - A kind of hemmer of Sewing machines - Google Patents
A kind of hemmer of Sewing machines Download PDFInfo
- Publication number
- CN204174400U CN204174400U CN201420555484.1U CN201420555484U CN204174400U CN 204174400 U CN204174400 U CN 204174400U CN 201420555484 U CN201420555484 U CN 201420555484U CN 204174400 U CN204174400 U CN 204174400U
- Authority
- CN
- China
- Prior art keywords
- gripper shoe
- pressing plate
- hemmer
- sewing machines
- roll bending
- 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 - Fee Related
Links
Landscapes
- Sewing Machines And Sewing (AREA)
Abstract
The utility model discloses a kind of hemmer of Sewing machines, it is characterized in that: comprise curling mechanism, press plate mechanism and fixed head, described curling mechanism comprises roll bending, gripper shoe and the first arc connecting plate, described roll bending and gripper shoe parallel interval are arranged, both head and the tail connect through described first arc connecting plate, described roll bending is provided with to in-flanges relative to the other end of the first arc connecting plate, forms crimping groove; Described press plate mechanism comprises fixed block, at least one horizontal spring and pressing plate, and described horizontal spring is parallel to described gripper shoe and arranges, and described fixed block is fixed on one end of described gripper shoe, and described pressing plate is connected with described fixed block through described horizontal spring; Also comprise at least three uprighting springs, described uprighting spring is arranged perpendicular to described gripper shoe, and the bottom of described gripper shoe is installed on described fixed head through described uprighting spring.The utility model improves the operating efficiency of crimping, improves sewing efficiency during crimping.
Description
Technical field
The utility model relates to a kind of accessory of Sewing machines, particularly relates to a kind of hemmer of Sewing machines.
Background technology
One or more sewing thread used by Sewing machines, and sewing is formed one or more stitchings, makes the machine that one or more layers sewing interweaves or unites by a seam.Sewing function makes the goods such as the fabrics such as cotton, fiber crops, silk, hair, artificial fibre and leather, plastics, paper, and the stitching neat appearance of stitching out, firmly smooth, sewing velocity is fast, easy to use.
The selvedge of the weaving finished product produced at present always has the phenomenon of yarn or burr, in order to attractive in appearance and guarantee quality, according to customer process demand, needs the edge of cloth to carry out crimping.In the prior art, on Sewing machines, hemmer is generally used to carry out crimping to cloth, but, in use, there is some problem following:
1, the stitching portion of batching edge thickness change, cloth can not directly from the past of straight line in hemmer, and need to stop, manual adjustment, affects operating efficiency;
2, the crimping groove size of same hemmer is fixing, in use, when cloth becomes multilayer from one deck, when namely cloth is thickening, likely cause the crimping groove that cloth is difficult to by hemmer, cause cloth to block, need manually to regulate, affect total quality and the working (machining) efficiency of clothes; When multilayer cloth becomes individual layer cloth, when namely cloth is thinning, crimping groove can not compress cloth, may cause coming off or making sewing cabling not straight of cloth, affect the sewing efficiency of clothes, cause product bad;
3, cloth is in hemmer, and during fabric thickness change, the edge of the crimping groove of hemmer may cause damage to cloth, causes product bad.
Utility model content
The utility model object is to provide a kind of hemmer of Sewing machines, and by using this structure, can adapt to the cloth of different-thickness during cloth hemming, hemmer can regulate automatically, without the need to manual adjustment, improves the efficiency of crimping.
For achieving the above object, the technical solution adopted in the utility model is: a kind of hemmer of Sewing machines, comprises curling mechanism, press plate mechanism and fixed head,
Described curling mechanism comprises roll bending, gripper shoe and the first arc connecting plate, described roll bending and gripper shoe parallel interval are arranged, both head and the tail connect through described first arc connecting plate, and described roll bending is provided with to in-flanges relative to the other end of the first arc connecting plate, form crimping groove;
Described press plate mechanism comprises fixed block, at least one horizontal spring and pressing plate, and described horizontal spring is parallel to described gripper shoe and arranges, and described fixed block is fixed on one end of described gripper shoe, and described pressing plate is connected with described fixed block through described horizontal spring;
Described pressing plate cross section is U-shaped, and described horizontal spring is connected on the outer face of described U-shaped pressing plate base plate, and described crimping groove is arranged in the U-type groove of described pressing plate;
Also comprise at least three uprighting springs, described uprighting spring is arranged perpendicular to described gripper shoe, and the bottom of described gripper shoe is installed on described fixed head through described uprighting spring.
In technique scheme, described roll bending is provided with to in-flanges relative to the other end of the first arc connecting plate, and form crimping groove, described flange is arranged between described roll bending and described gripper shoe.
In technique scheme, the cloth intlet of described crimping groove is provided with a chamfering, and the base plate that described crimping groove side is parallel to described U-shaped pressing plate is arranged, and the base plate structure of opposite side and described U-shaped pressing plate has angle, and described angle is 5 ° ~ 45 °.
In technique scheme, in described fixed block, corresponding described horizontal spring place is provided with at least one cylinder, described cylinder is parallel to described gripper shoe and arranges, slide and be arranged in described fixed block in described cylinder one end, the other end is fixed on described pressing plate, and described in every root, horizontal spring is sheathed on described cylinder, one end of described horizontal spring is butted on described pressing plate, and the other end is butted on described fixed block.
In technique scheme, described fixed block is fixed in described gripper shoe through bolt.
In technique scheme, described U-shaped pressing plate comprises base plate and is arranged at the upper and lower side plate of base plate both sides, and described lower side panel is butted in described gripper shoe.
In technique scheme, described epipleural is provided with an extension board, and described extension board extends along the direction of feed of cloth.
In technique scheme, described roll bending width is greater than described platen width.
In technique scheme, the bottom of described gripper shoe is provided with at least three installing holes, and be provided with a uprighting spring in each described installing hole, described uprighting spring is arranged perpendicular to described gripper shoe, described uprighting spring one end is installed in described installing hole, and the other end is installed on described fixed head.
In the utility model, fixed head is installed on the bottom surface of Sewing machines workbench, and curling mechanism is then installed on fixed head, and wherein, roll bending and crimping groove are above Sewing machines workbench.Operationally, promote pressing plate, compression level spring, is positioned between roll bending and Sewing machines workbench by cloth, the edge of cloth is placed in crimping groove, then unclamps pressing plate, and horizontal spring recovers, and makes pressing plate push down cloth, completes the installation of cloth.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1. in the utility model, horizontal spring is being set in press plate mechanism, horizontal spring is connected with pressing plate, horizontal spring withstands pressing plate, the edge of cloth is pushed down, prevent moving left and right of cloth, the free degree that restriction cloth moves left and right, in curling mechanism, uprighting spring is set, distance between restriction cloth and Sewing machines workbench, when crimping works, when fabric thickness increases, due to have when cloth is sewed necessarily forward pull power, the increase of fabric thickness, make to move outside pressing plate, compression level spring, simultaneously, cloth extruding roll bending, uprighting spring is stretched, raise roll bending, thick cloth is made to pass through hemmer smoothly, compared with structure in the past, thick cloth can pass through hemmer smoothly, without the need to people for regulating, ensure that the efficiency that crimping is processed, in like manner, when cloth is thinning, due to the restoring force of the elastic deformation of horizontal spring and uprighting spring, make pressing plate and roll bending automatic impaction cloth, compared with structure in the past, hemmer regulates automatically, the normal cabling of cloth hemming can be made, ensure the quality of crimping sewing, reduce percent defective,
2. described in the utility model, the cloth intlet of crimping groove is provided with a chamfering, the base plate that described crimping groove side is parallel to described U-shaped pressing plate is arranged, the base plate of opposite side and described U-shaped pressing plate is formed with angle, described angle is 5 ° ~ 45 °, when fabric thickness changes, cloth can be made smoothly by hemmer, prevent hemmer from pulling cloth, ensure that quality during cloth hemming.
Accompanying drawing explanation
Fig. 1 is the structural representation in the utility model embodiment one;
Fig. 2 is the perspective view (fixed head does not draw) of Fig. 1;
Fig. 3 is the structural representation of curling mechanism in the utility model embodiment one;
Fig. 4 is the perspective view of Fig. 3;
Fig. 5 is the structural representation of the utility model embodiment one center platen mechanism;
Fig. 6 is the perspective view of Fig. 5.
Wherein: 1, fixed head; 2, roll bending; 3, gripper shoe; 4, the first arc connecting plate; 5, extension board; 6, flange; 7, crimping groove; 8, fixed block; 9, cylinder; 10, horizontal spring; 11, pressing plate; 12, bolt; 13, base plate; 14, installing plate; 15, installing hole; 16, uprighting spring; 17, chamfering; 18, epipleural; 19, lower side panel.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment one: shown in Fig. 1 ~ 6, a kind of hemmer of Sewing machines, comprise curling mechanism, press plate mechanism and fixed head 1, described curling mechanism comprises roll bending 2, gripper shoe 3 and the first arc connecting plate 4, described roll bending 2 and gripper shoe 3 parallel interval are arranged, described first arc connecting plate 4 is arranged at the left end of gripper shoe 3 and roll bending 2, the head and the tail of gripper shoe 3 and roll bending 2 connect through described first arc connecting plate 4, described roll bending 2 is provided with to in-flanges 6 relative to the other end of the first arc connecting plate 4, form crimping groove 7, described flange 6 is arranged between described roll bending 2 and described gripper shoe 3.
As shown in Figure 5,6, described press plate mechanism comprises fixed block 8, two cylinders 9, two horizontal springs 10 and pressing plate 11, described fixed block 8 is fixed on the right-hand member of described gripper shoe 3 through bolt 12, two cylinders 9 are arranged in described fixed block 8, described cylinder 9 is parallel to described gripper shoe 3 and arranges, slide and be arranged in described fixed block 8 in described cylinder 9 one end, the other end is fixed on described pressing plate 11, and horizontal spring 10 is sheathed on described cylinder 9 described in every root, one end of described horizontal spring 10 is butted on described pressing plate 11, and the other end is butted on described fixed block 8.
As shown in Figure 1, 2, described pressing plate 11 cross section is U-shaped, and described horizontal spring 10 is connected on the outer face of described U-shaped pressing plate 11 base plate 13, and described crimping groove 7 is arranged in the U-type groove of described pressing plate 11; When cloth is not also put into, the outer face of crimping groove 7 is butted on the base plate 13 of described U-type groove.
As shown in figures 1-4, the two bottom sides of described gripper shoe 3 is provided with altogether 3 pieces of installing plates 14, wherein one piece of installing plate 14 is arranged at side, opposite side is provided with two pieces of installing plates 14, and form a stable triangle, each described installing plate 14 is provided with an installing hole 15, a uprighting spring 16 is provided with in each described installing hole 15, described uprighting spring 16 is arranged perpendicular to described gripper shoe 3, and described uprighting spring 16 one end is installed in described installing hole 15, and the other end is installed on described fixed head 1.
As shown in Figure 4, the cloth intlet of described crimping groove 7 is provided with a chamfering 17, and the base plate 13 that described crimping groove 7 side is parallel to described U-shaped pressing plate 11 is arranged, and base plate 13 structure of opposite side and described U-shaped pressing plate 11 has angle, and described angle is 15 °.When fabric thickness changes, chamfering 17 plays the effect of guiding, cloth can be made smoothly by hemmer, prevent hemmer from pulling cloth, ensure that quality during cloth hemming.
Shown in Fig. 5,6, described U-shaped pressing plate 11 comprises base plate 13 and is arranged at the epipleural 18 of base plate 13 both sides, lower side panel 19, and described lower side panel 19 is butted in described gripper shoe 3.Described epipleural 18 is provided with an extension board 5, and described extension board 5 extends along the direction of feed of cloth, plays a guide effect when sewing to cloth feeding, prevents cloth feeding from wandering off, and causes sewing to be tilted, sews defective.
Hemmer is when reality uses, fixed head 1 is installed on the bottom surface of Sewing machines workbench, curling mechanism is installed on fixed head 1 through uprighting spring 16, at this moment, roll bending 2 and crimping groove 7 are above Sewing machines workbench, and the epipleural 18 in pressing plate 11 and extension board 5 are also above Sewing machines workbench.For the ease of the installation of cloth, in the present embodiment, described roll bending 2 width is greater than described pressing plate 11 width, and cloth can be made like this to be arranged between Sewing machines workbench and roll bending 2.
In use, first whole hemmer is fixed, pressing plate 11 is promoted to the right, compression level spring 10, cylinder 9 is moved to right, widen the space between pressing plate 11 and roll bending 2, cloth enters in the gap between roll bending 2 and pressing plate 11 along roll bending 2 more from left to right, then the downward inwall along roll bending 2, is involved at the edge of cloth in crimping groove 7, and then decontrol pressing plate 11, at this moment, horizontal spring 10 unclamps, and extends left, the cloth edge spooled is compressed by pressing plate 11, cloth cannot be moved left and right.
Cloth moves to sewing needle direction afterwards, sew, when cloth moves to thickness increase place, during sewing needle sewing, what cloth travel mechanism gave that cloth moves forward pulls power, at this moment, because fabric thickness increases, thereupon, cloth applies an outside thrust to pressing plate 11 and roll bending 2, at this moment, uprighting spring 16 is upwards stretched by roll bending 2, roll bending 2 is elevated, the cloth in the vertical direction that thickness is increased can pass through hemmer smoothly, simultaneously, pressing plate 11 moves to right, compression level spring 10, the cloth that thickness is increased can pass through hemmer in the horizontal direction smoothly.After thickening cloth successfully passes hemmer, when cloth is thinning, state before uprighting spring 16 and horizontal spring 10 recover, roll bending 2 is declined, and pressing plate 11 moves to left, and compresses cloth, prevents mobile.Compared with structure in the past, horizontal spring 10 being set and uprighting spring 16 can make hemmer automatically adjust when running into fabric thickness change, without the need to manual adjustment, reducing labour intensity, also improving the yields of sewing efficiency and sewing.
Claims (9)
1. a hemmer for Sewing machines, is characterized in that: comprise curling mechanism, press plate mechanism and fixed head,
Described curling mechanism comprises roll bending, gripper shoe and the first arc connecting plate, described roll bending and gripper shoe parallel interval are arranged, both head and the tail connect through described first arc connecting plate, and described roll bending is provided with to in-flanges relative to the other end of the first arc connecting plate, form crimping groove;
Described press plate mechanism comprises fixed block, at least one horizontal spring and pressing plate, and described horizontal spring is parallel to described gripper shoe and arranges, and described fixed block is fixed on one end of described gripper shoe, and described pressing plate is connected with described fixed block through described horizontal spring;
Described pressing plate cross section is U-shaped, and described horizontal spring is connected on the outer face of described U-shaped pressing plate base plate, and described crimping groove is arranged in the U-type groove of described pressing plate;
Also comprise at least three uprighting springs, described uprighting spring is arranged perpendicular to described gripper shoe, and the bottom of described gripper shoe is installed on described fixed head through described uprighting spring.
2. the hemmer of Sewing machines according to claim 1, is characterized in that: described roll bending is provided with to in-flanges relative to the other end of the first arc connecting plate, and form crimping groove, described flange is arranged between described roll bending and described gripper shoe.
3. the hemmer of Sewing machines according to claim 1, it is characterized in that: the cloth intlet of described crimping groove is provided with a chamfering, the base plate that described crimping groove side is parallel to described U-shaped pressing plate is arranged, and the base plate structure of opposite side and described U-shaped pressing plate has angle, and described angle is 5 ° ~ 45 °.
4. the hemmer of Sewing machines according to claim 1, it is characterized in that: in described fixed block, corresponding described horizontal spring place is provided with at least one cylinder, described cylinder is parallel to described gripper shoe and arranges, slide and be arranged in described fixed block in described cylinder one end, the other end is fixed on described pressing plate, and described in every root, horizontal spring is sheathed on described cylinder, one end of described horizontal spring is butted on described pressing plate, and the other end is butted on described fixed block.
5. the hemmer of Sewing machines according to claim 4, is characterized in that: described fixed block is fixed in described gripper shoe through bolt.
6. the hemmer of Sewing machines according to claim 1, is characterized in that: described U-shaped pressing plate comprises base plate and is arranged at the upper and lower side plate of base plate both sides, and described lower side panel is butted in described gripper shoe.
7. the hemmer of Sewing machines according to claim 6, is characterized in that: described epipleural is provided with an extension board, and described extension board extends along the direction of feed of cloth.
8. the hemmer of Sewing machines according to claim 1, is characterized in that: described roll bending width is greater than described platen width.
9. the hemmer of Sewing machines according to claim 1, it is characterized in that: the bottom of described gripper shoe is provided with at least three installing holes, a uprighting spring is provided with in each described installing hole, described uprighting spring is arranged perpendicular to described gripper shoe, described uprighting spring one end is installed in described installing hole, and the other end is installed on described fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555484.1U CN204174400U (en) | 2014-09-25 | 2014-09-25 | A kind of hemmer of Sewing machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555484.1U CN204174400U (en) | 2014-09-25 | 2014-09-25 | A kind of hemmer of Sewing machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204174400U true CN204174400U (en) | 2015-02-25 |
Family
ID=52563222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420555484.1U Expired - Fee Related CN204174400U (en) | 2014-09-25 | 2014-09-25 | A kind of hemmer of Sewing machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204174400U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555287A (en) * | 2016-11-30 | 2017-04-05 | 江西服装学院 | A kind of flanging auxiliary device and sewing device |
| CN109371583A (en) * | 2018-12-28 | 2019-02-22 | 吴江市宝鑫机械有限公司 | A kind of hemming device of sewing machine |
-
2014
- 2014-09-25 CN CN201420555484.1U patent/CN204174400U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555287A (en) * | 2016-11-30 | 2017-04-05 | 江西服装学院 | A kind of flanging auxiliary device and sewing device |
| CN109371583A (en) * | 2018-12-28 | 2019-02-22 | 吴江市宝鑫机械有限公司 | A kind of hemming device of sewing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201400768Y (en) | Folder for embroidering | |
| CN203513986U (en) | Collar rough selvedge folder | |
| CN204174400U (en) | A kind of hemmer of Sewing machines | |
| CN109667070A (en) | A kind of lockstitch button holder | |
| CN110592824A (en) | Full-automatic two side hemming devices of cloth is closed to multilayer | |
| CN213866764U (en) | Automatic edge folding machine for double-top fly | |
| CN204898270U (en) | Sewing machine's turn -up device | |
| CN205077236U (en) | Turn -up compress foot | |
| CN210394753U (en) | Material pressing device for sewing machine | |
| CN210481698U (en) | Upper-folding ironing-free slotting composite pull cylinder | |
| CN210066140U (en) | Auxiliary mechanism of sewing machine | |
| CN211620815U (en) | Needle vehicle guiding device | |
| CN220352375U (en) | Presser foot device for realizing upper wrinkling and lower flattening decorative lace and sewing machine | |
| CN211972661U (en) | Positioning device of sewing machine for bullet train air conditioner filter element | |
| CN210826629U (en) | Side-splicing double-purlin edge presser foot | |
| CN203530624U (en) | Cloth holding strip carding and guiding device | |
| CN218147240U (en) | Feeding device for sewing simulation animal woollen | |
| CN215366261U (en) | Guiding device for sewing machine | |
| CN221254865U (en) | Flush joint machine with supplementary threading function | |
| CN216237599U (en) | Sewing machine with feeding tension device | |
| CN220079365U (en) | Single needle sewing machine structure of borduring | |
| CN211570990U (en) | Sewing device convenient to fixed rope that rolls | |
| CN212955649U (en) | Frock is sewed up to cloth fifty percent discount parcel guy | |
| CN210031090U (en) | Auxiliary mechanism convenient to sewing machine uses | |
| CN212655955U (en) | Braided bag production is with weaving device |
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: 20150225 Termination date: 20170925 |