CN204491182U - Sewing machines tightening device - Google Patents
Sewing machines tightening device Download PDFInfo
- Publication number
- CN204491182U CN204491182U CN201520104059.5U CN201520104059U CN204491182U CN 204491182 U CN204491182 U CN 204491182U CN 201520104059 U CN201520104059 U CN 201520104059U CN 204491182 U CN204491182 U CN 204491182U
- Authority
- CN
- China
- Prior art keywords
- backing roll
- machine table
- bracing frame
- tightening device
- sewing machine
- 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
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Abstract
The utility model relates to Sewing machines Aided Machine field, essentially disclose a kind of Sewing machines tightening device, comprise bracing frame and be arranged on the backing roll group on support frame as described above, support frame as described above is located on sewing machine table, described backing roll group comprises the first backing roll, second backing roll and the 3rd backing roll, described backing roll group forms a polygonal body, described first backing roll and described second backing roll form the first plane, described first plane parallels with described sewing machine table upper end, described elastic cord is coated at the outer circumferential of described backing roll group and forms a closed round, described 3rd backing roll is independent of outside the first plane, described 3rd backing roll is greater than the bottom surface radius near described sewing machine table one end away from the bottom surface radius of described sewing machine table one end.The beneficial effects of the utility model are: described in this Sewing machines tightening device, the excircle of the 3rd backing roll has the effect of automatic straightening elastic cord transfer path because there is certain taper.
Description
Technical field
The utility model relates to Sewing machines Aided Machine field, especially relates to a kind of Sewing machines tightening device.
Background technology
In order to the clothing making major part improving garment sewing efficiency current is formed by stitching sewing machine.Along with improving constantly of living standard, the requirement of people to the sewing quality of clothes, wearing comfort and aesthetic measure also improves thereupon.For making common cloth, it is not high to making technical requirement, but certain challenge can be there is when making and there is flexible cloth, such as by elastic cord and elasticity is less or inelastic clothes cuff or waist location make time then need first to make elastic cord be in tensioning state and again the elastic cord of tensioning and clothes sewed up.In this case, rely on manual operation if simple and often occur making uneven phenomenon, thus cause clothes comfort level to reduce, and aesthetics declines.
In order to address this problem, relevant staff installs backing roll usually on sewing machine table, first adopts this backing roll by elastic cord stretching, then the elastic cord and clothes corresponding site that are in stretching state is sewed up.But this still exists when a problem and elastic cord transmit under the supporting role of backing roll often can depart from former phenomenon of making path, so just need manually to correct constantly, for making of elastic cord is made troubles, thus reduce production efficiency.
As can be seen here, how to work out a kind of Sewing machines tightening device, can ensure that elastic cord does not depart from and formerly make path, be current those skilled in the art's problem demanding prompt solution.
Utility model content
In order to solve the problem, the utility model provides a kind of elastic cord that can make and does not depart from the former Sewing machines tightening device making path.
A kind of Sewing machines tightening device, elastic cord in support garments, it comprises bracing frame and is arranged on the backing roll group on support frame as described above, support frame as described above is arranged on sewing machine table, described backing roll group comprises the first backing roll, second backing roll and the 3rd backing roll, described backing roll group forms a polygonal body, described first backing roll and described second backing roll form the first plane, described first plane parallels with described sewing machine table upper end, described elastic cord is coated at the outer circumferential of described backing roll group and forms a closed round, described 3rd backing roll is independent of outside the first plane, described 3rd backing roll is greater than the bottom surface radius near described sewing machine table one end away from the bottom surface radius of described sewing machine table one end.
Further, there is tapering in the excircle of described 3rd backing roll, described taper value is 4-6 °, and be even transition.
Further, support frame as described above comprises the first bracing frame, the second bracing frame and the 3rd bracing frame, described first backing roll and described second backing roll are fixed on described sewing machine table upper end respectively by described first bracing frame and described second bracing frame, and described 3rd backing roll is fixed on described sewing machine table lower surface by described 3rd bracing frame.
Further, first crossbeam is provided with between described first bracing frame and described first backing roll, the 3rd crossbeam is provided with between described 3rd backing roll and described 3rd bracing frame, be equipped with chute in described first crossbeam and described 3rd crossbeam, described first backing roll and described 3rd backing roll and described chute are for being slidably connected.
Further, described second bracing frame comprises the second support bar and the second fixed bar, and described second fixed bar is fixedly connected with by connector with described second support bar, and described second fixed bar is fixedly connected with described sewing machine table by the second fixture.
Further, the quantity of described second fixture is two, and described second fixture is jackscrew.
Further, the outer circumferential of described first backing roll or described second backing roll is provided with the locating part moved axially along described first backing roll or described second backing roll for limiting described elastic cord.
Further, described locating part is snap ring, and quantity is two, and described snap ring is fixedly connected with described backing roll by holding screw.
Further, enhancing muscle is provided with in described 3rd backing roll.
The utility model Sewing machines tightening device, compared with prior art has the following advantages:
First, 3rd backing roll described in this Sewing machines tightening device is greater than the bottom surface radius near described sewing machine table one end away from the bottom surface radius of described sewing machine table one end, like this when elastic cord departs from former transfer path because this backing roll is comparatively large and give this backing roll and possess the automatically reset ability of the elastic cord making transfer path depart from away from the cross-sectional area of described sewing machine table one end, namely the elastic cord away from described sewing machine table can be made to automatically return to the position of close described sewing machine table, thus avoid formerly making path because elastic cord departs from and affecting the sewing quality of clothes.
Second, there is tapering in the excircle of described 3rd backing roll, described taper value is 4-6 °, and even transition, make described 3rd backing roll cause stretching transition because tapering is excessive to described elastic cord and to make described elastic cord that expendable deformation occur like this, described 3rd backing roll also can not be made because tapering is too small to lose the ability of elastic cord present position described in automatic straightening.
3rd, described first backing roll of this Sewing machines tightening device or described second backing roll being also fixed with for limiting the locating part of described elastic cord in the present position, outer circumferential of described first backing roll or described second backing roll, the described elastic cord be enclosed within described backing roll can being made so further not easily to depart from and formerly make path; Wherein said locating part is two snap rings, and this Snap ring structure is simple, is convenient to manufacture, effectively can reduces production cost.
4th, the first backing roll in this Sewing machines tightening device and the second backing roll can carry out position adjustments in the horizontal direction, second backing roll and the 3rd backing roll can carry out position adjustments by the vertical direction, can be met the demand of the annular elastic cord making different size by the adjustment of the first backing roll, the second backing roll and the 3rd backing roll position.
5th, the 3rd backing roll in this Sewing machines tightening device is positioned at the below of sewing machine table, saves space made contribution for whole Sewing machines; And the plane that the first backing roll and the second backing roll form parallels with this sewing machine table upper end, this stitching not being only elastic cord and clothes brings facility, can also improve the quality of making.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
Fig. 2 is close-up schematic view of the present utility model
Fig. 3 is the assembling schematic diagram of the first bracing or strutting arrangement in the utility model
Fig. 4 is the assembling schematic diagram of the second bracing or strutting arrangement in the utility model
Fig. 5 is the assembling schematic diagram of the 3rd bracing or strutting arrangement in the utility model
In figure:
1, first crossbeam 2, first bracing frame 3, first backing roll
4, the second fixture 5, the 3rd crossbeam 6, the 3rd backing roll
7, the 3rd bracing frame 8, second fixed bar 9, second support bar
10, the second backing roll 11, locating part 12, sewing machine table
13, elastic cord
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As Figure 1-5, a kind of Sewing machines tightening device, comprises backing roll group, and described backing roll group comprises the first bracing or strutting arrangement, the second bracing or strutting arrangement and the 3rd bracing or strutting arrangement.Described first bracing or strutting arrangement comprises the first backing roll 3 and the first bracing frame 2, and described second bracing or strutting arrangement comprises the second backing roll 10 and the second bracing frame, and described 3rd bracing or strutting arrangement comprises the 3rd backing roll 6 and the 3rd bracing frame 7.
The rear occupied space of sewing machine table 12 is arranged in order to reduce described backing roll, described first backing roll 3 is fixedly connected on the upper end of described sewing machine table 12 by described first bracing frame 2, described second backing roll 10 is fixedly connected on the upper end of described sewing machine table 12 by described second bracing frame, described 3rd backing roll 6 is fixedly connected on the lower surface of described sewing machine table 12 by described 3rd bracing frame 7.It should be noted that, being fixedly connected with herein is all adopt to be screwed.Described first backing roll 3, described second backing roll 10 and described 3rd backing roll 6 are that three articles of ribs form a constitutionally stable triangular prism.In addition, because above-mentioned three backing rolls lay respectively on three ribs of described triangular prism, so the adjustable calibration of adjacent described backing roll spacing in certain installing space, thus the stitching of elastic cord 13 and clothes is convenient to.
In order to successfully described elastic cord 13 is sewn on clothes, first backing roll 3 described in the present embodiment and described second backing roll 10 form the first plane, described first plane parallels with described sewing machine table 12 upper end, can ensure that described elastic cord 13 is fitted smooth with the required clothes made like this, thus ensure the sewing quality of clothes, improve yield rate.
In order to realize the adjustment calibration of backing roll relative position described above, so by being fixedly connected with first crossbeam 1 between described first bracing frame 2 and described first backing roll 3, between described 3rd backing roll 6 and described 3rd bracing frame 7, be fixedly connected with the 3rd crossbeam 5.It should be noted that, being fixedly connected with herein is also adopt to be screwed.The chute for making described first backing roll 3 move horizontally and make the vertical movement of described 3rd backing roll 6 is all offered in described first crossbeam 1 and described 3rd crossbeam 5.Described first backing roll 3 and described 3rd backing roll 6 with described chute for being slidably connected.Being tightened by the screw boss of nut and described first backing roll 3 and described 3rd backing roll 6 central shaft end after moving to suitable position makes described first backing roll 3 and described 3rd backing roll 6 fix with described chute.
Also for ease of the adjustment realizing the second bracing frame horizontal direction and vertical direction position, described second bracing frame comprise for regulate described second backing roll 10 vertically height the second support bar 9 and for regulating the second fixed bar 8 of described second backing roll 10 and described first backing roll 3 horizontal range.Described second fixed bar 8 is fixedly connected with by connector with described second support bar 9, and described second fixed bar 8 is fixedly connected with described sewing machine table 12 by the second fixture 4.Wherein, the quantity of described second fixture 4 is two, because 2 are determined straight line, so described second support bar 9 just can be securely fixed in the lower surface of described sewing machine table 12 by two described second fixtures 4.For the ease of the adjustment to described second fixed bar 8 development length, described second fixture 4 is jackscrew, is tightening described jackscrew after moving described second fixed bar 8 to correct position more like this after needing only need to unscrew described jackscrew when mediating to the horizontal level of described second backing roll 10.
It should be noted that, the upper end of described connector is provided with two through holes, and described second support bar 9 and described second fixed bar 8 insert in two described through holes respectively.Wherein said second support bar 9 is fixed in the through hole of described connector by jackscrew.On the described connector inserting the through hole side of described second fixed bar 8, offer groove, described groove connects with the through hole inserting described second fixed bar 8.The connector being positioned at described groove both sides offers the screwed hole perpendicular to described groove two sides, screw in described screwed hole with screw again in the described through hole described second fixed bar 8 being inserted with groove and two medial surfaces of described groove are tightly fitted thus stuck described second fixed bar 8.Just can realize the insertion depth of described second fixed bar 8 like this by turning this screw, thus reach the convenient object regulating described second backing roll 10.
After described elastic cord 13 is coated at three described backing rolls, in order to make described elastic cord 13 not change carrying out making in process the position be coated at outside three described backing rolls, so need the outside of backing roll described at least one to be fixed with locating part 11 for limiting described elastic cord 13 position.In the present embodiment, described locating part 11 is snap ring, and namely the outside of described second backing roll 10 is fixed with described snap ring to reach limit effect.Described snap ring is provided with screwed hole, utilizes holding screw to be screwed in described screwed hole to prop up the outer surface of described second backing roll 10 to keep geo-stationary to make described snap ring and described second backing roll 10.
In order to make described backing roll, there is the position that automatic straightening is coated at described elastic cord 13 outside described backing roll, making described backing roll have position-limiting action to described elastic cord 13 by the resemblance changing described backing roll.Changed as by described backing roll by non-installation end to the cross-sectional area of installation end and given this backing roll and possess spacing feature.The profile of the 3rd backing roll 6 in the present embodiment is the round platform that tapering is 4-6 °, and the less bottom surface of described round platform is installation end, can effectively prevent described elastic cord 13 from coming off from described 3rd backing roll 6 like this.If tapering is too small, described in described 3rd backing roll 6 automatic straightening, the effect of elastic cord 13 position is not obvious, if tapering is excessive, when described elastic cord 13 transmits on described 3rd backing roll 6, distortion too seriously affects and normally makes.
In order to increase the intensity of described 3rd backing roll 6, so be provided with enhancing muscle in described 3rd backing roll 6.It should be noted that, because strengthen the intensity of bearing external force that muscle can strengthen described backing roll, strengthen muscle so each backing roll inside all can be arranged and be not limited only to backing roll described in certain.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (9)
1. Sewing machines tightening device, elastic cord (13) in support garments, it comprises bracing frame and is arranged on the backing roll group on support frame as described above, support frame as described above is arranged on sewing machine table (12), it is characterized in that: described backing roll group comprises the first backing roll (3), second backing roll (10) and the 3rd backing roll (6), described backing roll group forms a polygonal body, described first backing roll (3) and described second backing roll (10) form the first plane, described first plane parallels with described sewing machine table (12) upper end, described elastic cord (13) is coated at the outer circumferential of described backing roll group and forms a closed round, described 3rd backing roll (6) is independent of outside the first plane, described 3rd backing roll (6) is greater than the bottom surface radius near described sewing machine table (12) one end away from the bottom surface radius of described sewing machine table (12) one end.
2. Sewing machines tightening device according to claim 1, is characterized in that: the excircle of described 3rd backing roll (6) exists tapering, and described taper value is 4-6 °, and is even transition.
3. Sewing machines tightening device according to claim 2, it is characterized in that: support frame as described above comprises the first bracing frame (2), the second bracing frame and the 3rd bracing frame (7), described first backing roll (3) and described second backing roll (10) are fixed on described sewing machine table (12) upper end respectively by described first bracing frame (2) and described second bracing frame, and described 3rd backing roll (6) is fixed on described sewing machine table (12) lower surface by described 3rd bracing frame (7).
4. Sewing machines tightening device according to claim 3, it is characterized in that: between described first bracing frame (2) and described first backing roll (3), be provided with first crossbeam (1), the 3rd crossbeam (5) is provided with between described 3rd backing roll (6) and described 3rd bracing frame (7), be equipped with chute in described first crossbeam (1) and described 3rd crossbeam (5), described first backing roll (3) and described 3rd backing roll (6) and described chute are for being slidably connected.
5. Sewing machines tightening device according to claim 3, it is characterized in that: described second bracing frame comprises the second support bar (9) and the second fixed bar (8), described second fixed bar (8) is fixedly connected with by connector with described second support bar (9), and described second fixed bar (8) is fixedly connected with described sewing machine table (12) by the second fixture (4).
6. Sewing machines tightening device according to claim 5, is characterized in that: the quantity of described second fixture (4) is two, and described second fixture (4) is jackscrew.
7. Sewing machines tightening device according to claim 6, is characterized in that: the outer circumferential of described first backing roll (3) or described second backing roll (10) is provided with the locating part (11) moved axially along described first backing roll (3) or described second backing roll (10) for limiting described elastic cord (13).
8. Sewing machines tightening device according to claim 7, is characterized in that: described locating part (11) is snap ring, and quantity is two, and described snap ring is fixedly connected with described backing roll by holding screw.
9. according to the Sewing machines tightening device in claim 1-7 described in any one, it is characterized in that: in described 3rd backing roll (6), be provided with enhancing muscle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520104059.5U CN204491182U (en) | 2015-02-12 | 2015-02-12 | Sewing machines tightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520104059.5U CN204491182U (en) | 2015-02-12 | 2015-02-12 | Sewing machines tightening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204491182U true CN204491182U (en) | 2015-07-22 |
Family
ID=53570480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520104059.5U Expired - Fee Related CN204491182U (en) | 2015-02-12 | 2015-02-12 | Sewing machines tightening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204491182U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592118A (en) * | 2017-02-17 | 2017-04-26 | 广东溢达纺织有限公司 | Edge control device for cut parts |
| CN106702610A (en) * | 2017-02-17 | 2017-05-24 | 广东溢达纺织有限公司 | A plurality of cylindrical cutting piece opposite side machine sewing system |
| CN106757819A (en) * | 2017-02-17 | 2017-05-31 | 广东溢达纺织有限公司 | Cylindrical shape cut-parts automatic deviation rectifying mechanism |
| CN113699701A (en) * | 2021-09-09 | 2021-11-26 | 永泰县瑞峰制衣有限公司 | Overspeed device tensioner and quilting equipment for quilting |
-
2015
- 2015-02-12 CN CN201520104059.5U patent/CN204491182U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106592118A (en) * | 2017-02-17 | 2017-04-26 | 广东溢达纺织有限公司 | Edge control device for cut parts |
| CN106702610A (en) * | 2017-02-17 | 2017-05-24 | 广东溢达纺织有限公司 | A plurality of cylindrical cutting piece opposite side machine sewing system |
| CN106757819A (en) * | 2017-02-17 | 2017-05-31 | 广东溢达纺织有限公司 | Cylindrical shape cut-parts automatic deviation rectifying mechanism |
| CN106702610B (en) * | 2017-02-17 | 2022-04-12 | 广东溢达纺织有限公司 | Opposite side sewing system for multilayer cylindrical cut pieces |
| CN106757819B (en) * | 2017-02-17 | 2022-07-12 | 广东溢达纺织有限公司 | Automatic deviation rectifying mechanism for cylindrical cut pieces |
| CN113699701A (en) * | 2021-09-09 | 2021-11-26 | 永泰县瑞峰制衣有限公司 | Overspeed device tensioner and quilting equipment for quilting |
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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 |
Granted publication date: 20150722 Termination date: 20170212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |