CN210975088U - Cloth pressing device of sewing machine - Google Patents

Cloth pressing device of sewing machine Download PDF

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Publication number
CN210975088U
CN210975088U CN201921329694.8U CN201921329694U CN210975088U CN 210975088 U CN210975088 U CN 210975088U CN 201921329694 U CN201921329694 U CN 201921329694U CN 210975088 U CN210975088 U CN 210975088U
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China
Prior art keywords
cloth
seat
pressing
arm
sewing
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Application number
CN201921329694.8U
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Chinese (zh)
Inventor
胡冬梅
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Jiaxing Zhicheng Clothing Co ltd
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Jiaxing Zhicheng Clothing Co ltd
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Priority to CN201921329694.8U priority Critical patent/CN210975088U/en
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Abstract

The utility model discloses a cloth pressing device of sewing machine relates to sewing machine accessory technical field, including compressing tightly seat and sewing table, cloth receiving hole has been seted up at the middle part of sewing table, the middle part fixedly connected with link that compresses tightly the seat, link swing joint has the follower, the bottom swing joint of follower has the action wheel, the lower part swing joint that compresses tightly the seat has the rotatory piece, the bottom swing joint of rotatory piece has the pinch roller, the inner wall swing joint that compresses tightly the seat has the outer wall of compress seat, the bottom one end fixed connection compress pole of compress seat. The utility model discloses a set up different chucking mechanism control compress seat and compress tightly the seat, can make the pinch roller independent motion, through setting up rotatory piece, when adjustment cloth sewing direction, can guarantee that the pinch roller is rotatory along with the rotation of cloth, through setting the outside of rotatory piece to the square, guaranteed that the cloth rotates around the sewing needle at rotatory in-process.

Description

Cloth pressing device of sewing machine
Technical Field
The utility model relates to a sewing machine accessory technical field specifically is a cloth pressing device of sewing machine.
Background
The sewing machine is a machine which is used for interweaving or sewing one or more layers of sewing materials and is used for processing the sewing materials such as cloth and the like after tensioning the sewing materials, so that the processing under the condition of sewing material wrinkles is prevented from being carried out, the quality of the sewing materials is influenced, in the process of sewing the cloth by using the sewing machine, the irregular phenomena of uneven movement speed of the cloth and long-time short stitch sometimes occur, at the time, because the traditional cloth moves forward completely by the matching of a feed dog and a presser foot, if the matching of the feed dog and the presser foot has problems, the irregular movement of the cloth can occur, and the traditional sewing machine only has the presser foot capable of pressing the cloth, when the cloth needs to lift the presser foot when the sewing direction needs to be adjusted, the cloth is in a non-pressed state, and the sewing situation is influenced by the dislocation of the cloth, the cloth processed by the sewing machine can be stacked behind the presser foot, and if the cloth is not manually cleaned, the stacked cloth can affect the sewing quality.
At present, the cloth dislocation appears easily when the presser foot lifts up in the cloth pressing mechanism that has been used for sewing machine now to current sewing machine cloth is piled up in presser foot department easily, is unfavorable for using widely.
Therefore, it is necessary to provide a cloth pressing device of a sewing machine to solve the above problems.
Disclosure of Invention
An object of the utility model is to provide a sewing machine's cloth pressing device to solve the easy cloth dislocation of current sewing machine cloth pressing mechanism who provides in the above-mentioned background art when the presser foot lifts up, mend behind the presser foot and appear the accumulational problem of cloth easily.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a cloth pressing device of a sewing machine comprises a pressing seat and a sewing table, wherein a cloth collecting hole is formed in the middle of the sewing table, a connecting frame is fixedly connected to the middle of the pressing seat, an adjusting arm is fixedly connected to one end of the connecting frame, a moving groove is formed in the middle of the adjusting arm, a limiting rod is movably connected to the inside of the moving groove, a telescopic arm is movably connected to the lower portion of the adjusting arm, a driven wheel is movably connected to the lower portion of the telescopic arm through a driven shaft, a driving wheel is movably connected to the bottom of the driven wheel, a driving shaft is fixedly connected to the middle of the driving wheel, a rotating block is movably connected to the lower portion of the pressing seat, a rotating arm is fixedly connected to the bottom of the rotating block, a pressing arm is movably connected to the bottom of the rotating arm, a pressing wheel is movably connected to the bottom of the pressing arm through a pressing shaft, one end of the bottom of the cloth pressing seat is fixedly connected with a cloth pressing rod, the inner wall of the cloth pressing seat is movably connected with a movable seat, and the bottom of the movable seat is fixedly connected with a sewing needle;
the one end swing joint of gag lever post has the fly leaf, the bottom fixedly connected with activity spring of fly leaf, the bottom of activity spring and the top fixed connection of flexible arm, the top inner wall fixedly connected with fixed spring of swinging boom, fixed spring's bottom and the top fixed connection who compresses tightly the arm.
Optionally, the driven wheel and the driving wheel penetrate through a cloth collecting hole formed in the sewing table to be movably connected, and a driving shaft on the driving wheel is connected with an external motor.
Optionally, the rotary block is clamped with the bottom of the pressing seat, the bottom of the pressing seat is in interference fit with the inner wall of the rotary block, the inside of the section of the rotary block is a square, and the cloth pressing seat and the pressing seat are respectively connected with different external clamping mechanisms.
Optionally, the length of the movable spring is greater than the distance from the bottom of the moving groove to the bottom of the adjusting arm, and the longest length of the movable spring is less than the length of the moving groove.
Optionally, the length of the fixing spring is equal to the length of the inner wall of the rotating arm, and the distance from the bottom of the rotating arm to the pressing wheel is greater than the length of the inner wall of the rotating arm.
Optionally, the rotating arm and the pressing arm are four, the pressing arm is matched with the rotating arm, and the rotating arm is fixedly connected to the rotating block respectively.
Optionally, the driven wheel, the driving wheel and the pinch roller are all made of sponge, and the driven wheel and the driving wheel are the same in size.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up different chucking mechanism control compress seat and compress tightly the seat, can make the pinch roller independent motion, when the compress bar does not compress tightly the cloth, can be with the position of the fixed cloth of pinch roller at the sewing bench, through setting up rotatory piece, in adjustment cloth sewing direction, can guarantee that the pinch roller rotates along with the rotation of cloth, through setting the outside of rotatory piece to the square, guaranteed that the cloth rotates around the sewing needle at rotatory in-process, avoid appearing the problem of rotatory back cloth dislocation.
2. The utility model discloses a set up action wheel and follower, can guarantee that the cloth that sews can not pile up near the compress bar, through setting up gag lever post and activity spring, can make and press from both sides tightly between follower and the action wheel, the motor through action wheel external connection can make action wheel and follower press from both sides the cloth and move together, guarantees that the cloth that sews in time leaves the compress bar.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic side view of the structure of the driven wheel of the present invention;
FIG. 3 is a schematic sectional view of the structure adjusting arm of the present invention;
fig. 4 is a schematic cross-sectional view of the rotating arm structure of the present invention.
In the figure: 1. a connecting frame; 2. a moving groove; 3. a limiting rod; 4. an adjusting arm; 5. a telescopic arm; 6. a driven wheel; 7. a driven shaft; 8. a cloth collecting hole; 9. a drive shaft; 10. a driving wheel; 11. a sewing table; 12. a pinch roller; 13. a pressing shaft; 14. a cloth pressing rod; 15. a pressing arm; 16. a sewing needle; 17. a movable seat; 18. a rotating arm; 19. a cloth pressing seat; 20. rotating the block; 21. a pressing seat; 22. a movable plate; 23. a movable spring; 24. the spring is fixed.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The utility model provides a cloth pressing device of a sewing machine as shown in figures 1-4, which comprises a pressing seat 21 and a sewing table 11, as shown in figures 1 and 2, a cloth receiving hole 8 is arranged at the middle part of the sewing table 11, a connecting frame 1 is fixedly connected at the middle part of the pressing seat 21, one end of the connecting frame 1 is fixedly connected with an adjusting arm 4, a moving groove 2 is arranged at the middle part of the adjusting arm 4, a limiting rod 3 is movably connected inside the moving groove 2, the driven wheel 6 and the driving wheel 10 can be clamped by arranging the limiting rod 3 and a movable spring 23, a telescopic arm 5 is movably connected at the lower part of the adjusting arm 4, a driven wheel 6 is movably connected at the lower part of the telescopic arm 5 through a driven shaft 7, a driving wheel 10 is movably connected at the bottom part of the driven wheel 6, the driven wheel 6 and the driving wheel 10 are the same in size, and by arranging the driving wheel 10 and the driven wheel 6, the sewn cloth can be ensured, the cloth can be clamped by the driving wheel 10 and the driven wheel 6 to move together through the motor connected with the outside of the driving wheel 10, the sewn cloth can be ensured to leave the cloth pressing rod 14 in time, the middle part of the driving wheel 10 is fixedly connected with the driving shaft 9, the driven wheel 6 and the driving wheel 10 pass through the cloth receiving hole 8 arranged on the sewing table 11 to be movably connected, the driving shaft 9 on the driving wheel 10 is connected with the external motor, the lower part of the pressing seat 21 is movably connected with the rotating block 20, the rotating block 20 is clamped with the bottom of the pressing seat 21, the bottom of the pressing seat 21 is in interference fit with the inner wall of the rotating block 20, the inside of the cross section of the rotating block 20 is a round outside square, the bottom of the rotating block 20 is fixedly connected with the rotating arm 18, the bottom of the rotating arm 18 is movably connected with the pressing arm 15, four pressing arms 18 and 15 are respectively, the four, the bottom of the pressing arm 15 is movably connected with a pressing wheel 12 through a pressing shaft 13, the driven wheel 6, the driving wheel 10 and the pressing wheel 12 are all made of sponge, the inner wall of the pressing seat 21 is movably connected with the outer wall of a cloth pressing seat 19, the cloth pressing seat 19 and the pressing seat 21 are respectively connected with different external clamping mechanisms, the cloth pressing seat 19 and the pressing seat 21 are controlled through setting different clamping mechanisms, the pressing wheel 12 can move independently, when the cloth pressing rod 14 does not press the cloth, the position of the cloth on the sewing table 11 can be fixed through the pressing wheel 12, one end of the bottom of the cloth pressing seat 19 is fixedly connected with the cloth pressing rod 14, the inner wall of the cloth pressing seat 19 is movably connected with a movable seat 17, the bottom of the movable seat 17 is fixedly connected with a sewing needle 16, through setting a rotating block 20, when the direction of sewing cloth is adjusted, the pressing wheel 12 can be ensured to rotate along with the rotation of the cloth, through setting the outer, the cloth is ensured to rotate around the sewing needle 16 in the rotating process, and the problem of dislocation of the rotated cloth is avoided;
as shown in fig. 3 and 4, one end of the limiting rod 3 is movably connected with a movable plate 22, a movable spring 23 is fixedly connected to the bottom of the movable plate 22, the length of the movable spring 23 is greater than the distance from the bottom of the movable groove 2 to the bottom of the adjusting arm 4, the longest length of the movable spring 23 is smaller than the length of the movable groove 2, the bottom of the movable spring 23 is fixedly connected to the top of the telescopic arm 5, a fixed spring 24 is fixedly connected to the inner wall of the top of the rotating arm 18, the length of the fixed spring 24 is equal to the length of the inner wall of the rotating arm 18, the distance from the bottom of the rotating arm 18 to the pressing wheel 12 is greater than the length of the inner wall of the rotating arm.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
This practical theory of operation: when the cloth sewing machine works, firstly, cloth to be sewn is flatly laid on a sewing table 11, the end part of the cloth is pressed by a cloth pressing rod 14 and a pressing wheel 12, then, the end part of the cloth is machined, when the cloth is machined to be pressed below a driven wheel 6, a limiting rod 3 is moved from the upper end of a moving groove 2 to the lower end of the moving groove 2, the limiting rod 3 is clamped at the lower end of the moving groove 2, an external motor is connected to a driving wheel 10 when the driving wheel 10 starts to sew, when the driven wheel 6 presses down to clamp the cloth between the driven wheel 6 and the driving wheel 10, the machined cloth is pulled out to avoid the accumulation of the cloth near a sewing area, when the sewing direction of the cloth needs to be changed, the limiting rod 3 is moved from the lower end of the moving groove 2 to the upper end of the moving groove 2, the driven wheel 6 releases the clamped cloth, and simultaneously, an external clamping mechanism of the cloth pressing seat 19 is controlled to lift the cloth pressing seat 19, and the pressing wheel 12 is kept to press the cloth all the time, and then the cloth and the pressing wheel 12 are synchronously rotated, so that the sewing needle 16 is not dislocated with the needle opening on the cloth.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims (7)

1. A cloth pressing device of a sewing machine comprises a pressing seat (21) and a sewing table (11), and is characterized in that: the cloth collecting hole (8) is formed in the middle of the sewing table (11), the middle of the pressing seat (21) is fixedly connected with a connecting frame (1), one end of the connecting frame (1) is fixedly connected with an adjusting arm (4), the middle of the adjusting arm (4) is provided with a moving groove (2), the inner part of the moving groove (2) is movably connected with a limiting rod (3), the lower part of the adjusting arm (4) is movably connected with a telescopic arm (5), the lower part of the telescopic arm (5) is movably connected with a driven wheel (6) through a driven shaft (7), the bottom of the driven wheel (6) is movably connected with a driving wheel (10), the middle of the driving wheel (10) is fixedly connected with a driving shaft (9), the lower part of the pressing seat (21) is movably connected with a rotating block (20), and the bottom of the rotating block (20) is fixedly connected with a rotating arm, the bottom of the rotating arm (18) is movably connected with a pressing arm (15), the bottom of the pressing arm (15) is movably connected with a pressing wheel (12) through a pressing shaft (13), the inner wall of the pressing seat (21) is movably connected with the outer wall of a cloth pressing seat (19), one end of the bottom of the cloth pressing seat (19) is fixedly connected with a cloth pressing rod (14), the inner wall of the cloth pressing seat (19) is movably connected with a movable seat (17), and the bottom of the movable seat (17) is fixedly connected with a sewing needle (16);
the one end swing joint of gag lever post (3) has fly leaf (22), the bottom fixedly connected with activity spring (23) of fly leaf (22), the bottom of activity spring (23) and the top fixed connection of flexible arm (5), the top inner wall fixedly connected with fixed spring (24) of swinging boom (18), the bottom of fixed spring (24) and the top fixed connection who compresses tightly arm (15).
2. The cloth pressing device of a sewing machine according to claim 1, characterized in that:
the driven wheel (6) and the driving wheel (10) penetrate through a cloth collecting hole (8) formed in the sewing table (11) to be movably connected, and a driving shaft (9) on the driving wheel (10) is connected with an external motor.
3. The cloth pressing device of a sewing machine according to claim 1, characterized in that:
rotatory piece (20) and the bottom joint that compresses tightly seat (21), the bottom that compresses tightly seat (21) is interference fit with rotatory piece (20) inner wall, the inside in rotatory piece (20) cross-section is the square for circular outside, compress tightly seat (19) and compress tightly seat (21) and be connected with different outside chucking mechanism respectively.
4. The cloth pressing device of a sewing machine according to claim 1, characterized in that:
the length of the movable spring (23) is greater than the distance from the bottom of the moving groove (2) to the bottom of the adjusting arm (4), and the longest length of the movable spring (23) is less than the length of the moving groove (2).
5. The cloth pressing device of a sewing machine according to claim 1, characterized in that:
the length of the fixed spring (24) is equal to the length of the inner wall of the rotating arm (18), and the distance from the bottom of the rotating arm (18) to the pressing wheel (12) is greater than the length of the inner wall of the rotating arm (18).
6. The cloth pressing device of a sewing machine according to claim 1, characterized in that:
the rotating arms (18) and the pressing arms (15) are four in number, the pressing arms (15) are matched with the rotating arms (18), and the rotating arms (18) are respectively fixedly connected to the rotating block (20).
7. The cloth pressing device of a sewing machine according to claim 1, characterized in that:
the driven wheel (6), the driving wheel (10) and the pressing wheel (12) are all made of sponge, and the driven wheel (6) and the driving wheel (10) are the same in size.
CN201921329694.8U 2019-08-16 2019-08-16 Cloth pressing device of sewing machine Active CN210975088U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921329694.8U CN210975088U (en) 2019-08-16 2019-08-16 Cloth pressing device of sewing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921329694.8U CN210975088U (en) 2019-08-16 2019-08-16 Cloth pressing device of sewing machine

Publications (1)

Publication Number Publication Date
CN210975088U true CN210975088U (en) 2020-07-10

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Application Number Title Priority Date Filing Date
CN201921329694.8U Active CN210975088U (en) 2019-08-16 2019-08-16 Cloth pressing device of sewing machine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111826825A (en) * 2020-07-24 2020-10-27 宜城成雄织造有限公司 Check yarn is computer flush joint machine for diaper
CN112962227A (en) * 2021-02-01 2021-06-15 新沂金垦机械制造有限公司 Automatic cloth guide device for intelligent sewing machine and working method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111826825A (en) * 2020-07-24 2020-10-27 宜城成雄织造有限公司 Check yarn is computer flush joint machine for diaper
CN112962227A (en) * 2021-02-01 2021-06-15 新沂金垦机械制造有限公司 Automatic cloth guide device for intelligent sewing machine and working method thereof

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