CN210151346U - Cloth pressing device of sewing machine - Google Patents
Cloth pressing device of sewing machine Download PDFInfo
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- CN210151346U CN210151346U CN201920761783.3U CN201920761783U CN210151346U CN 210151346 U CN210151346 U CN 210151346U CN 201920761783 U CN201920761783 U CN 201920761783U CN 210151346 U CN210151346 U CN 210151346U
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- cloth pressing
- pressing device
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Abstract
The utility model provides a sewing machine fabric pressing device, the fabric pressing device is installed on the sewing machine aircraft nose, the fabric pressing device includes base and compress arm, the compress arm distributes in the both sides of base along the moving direction of cloth, be the slope setting of predetermined angle between compress arm and the base, the lower extreme of compress arm rotates and is equipped with the gyro wheel, the moving direction of the perpendicular cloth of axis of gyro wheel, the compress arm passes through the gyro wheel compresses tightly the cloth on the sewing machine platform, the base can be relative the sewing machine aircraft nose and slide along vertical direction. The utility model discloses a mechanical equipment compresses tightly the cloth, does not influence the removal of cloth simultaneously, and the tensioning is effectual moreover.
Description
Technical Field
The utility model particularly relates to a sewing machine presser device.
Background
The sewing machine is a machine which is used for interweaving or sewing one or more layers of sewing materials by forming one or more stitches on the sewing materials, when the sewing machine is used for processing the sewing materials such as cloth and the like, the sewing machine needs to process the sewing materials after tensioning the sewing materials, the processing is prevented from being carried out under the condition that the sewing materials are folded, the quality of the sewing materials is influenced, particularly when the straight-line stitches are made, the folded sewing materials influence the sewing effect, at present, the sewing materials are tensioned by hands of workers, but the manual operation cannot completely ensure that the sewing materials are not folded, the tensioning effect is poor, and the straight-line sewing effect is finally influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a sewing machine presser device compresses tightly the cloth through mechanical equipment, does not influence the removal of cloth simultaneously, and the tensioning is effectual moreover.
The utility model adopts the following technical scheme:
the utility model provides a sewing machine fabric pressing device, the fabric pressing device is installed on the sewing machine aircraft nose, the fabric pressing device includes base and compress arm, the direction of movement symmetric distribution of compress arm along the cloth is in the both sides of base, be the slope setting of predetermined angle between compress arm and the base, the lower extreme of compress arm rotates and is equipped with the gyro wheel, the direction of movement of the axis perpendicular cloth of gyro wheel, the compress arm passes through the gyro wheel compresses tightly the cloth on the sewing machine platform, the base can be relative the sewing machine aircraft nose and slide along vertical direction.
Preferably, the upper end of cloth pressing arm sets up on the base through the pivot swing, the axis of pivot is parallel with the axis of gyro wheel, still cup joint the torsional spring of connecting between base and cloth pressing arm in the pivot.
Preferably, the cloth pressing arms on the two sides of the base are respectively arranged in an inclined manner towards the direction of the lower outer side of the base, and the distance between the rotating shafts at the upper ends of the cloth pressing arms on the two sides is smaller than the distance between the rollers at the lower ends of the cloth pressing arms on the two sides.
Preferably, the distance between the roller on the cloth pressing arm at the feeding end of the cloth and the sewing machine platform is smaller than the distance between the roller on the cloth pressing arm at the discharging end of the cloth and the sewing machine platform.
Preferably, the cloth pressing device further comprises a mounting seat, the mounting seat is fixedly mounted on the sewing machine head, a guide rail is arranged on the outer side wall of the mounting seat in the vertical direction, and the base is sleeved on the mounting seat and slides along the guide rail.
Preferably, the mount pad includes bottom plate, roof and connects the curb plate between bottom plate and roof, the curb plate is provided with two along the moving direction symmetry of cloth, the guide rail sets up respectively on the lateral wall of curb plate, the base cup joints on the curb plate of both sides, still be equipped with the locking bolt along vertical direction on the roof, locking bolt threaded connection is on the roof, and the lower extreme of locking bolt is equipped with the briquetting, and the lower extreme of locking bolt rotates on the briquetting, and the sewing machine aircraft nose presss from both sides tightly between briquetting and bottom plate.
Preferably, the lower ends of the side plates are also provided with a falling-off prevention plate for preventing the base from falling off from the guide rail.
Preferably, be equipped with on the base along vertical direction run through, with the curb plate assorted U type groove of both sides, U type groove forms the opening in one side of base, the base passes through U type groove cup joints on the curb plate of both sides, run through along vertical direction on the relative both sides inner wall in U type groove and have the spout with guide rail matched with.
Preferably, the base is further provided with an operating handle, and the operating handle and the opening are oppositely arranged on two sides of the base.
Preferably, a balancing weight is further slidably arranged on the guide rail and located above the base, and the balancing weight can be in contact with the upper surface of the base.
The utility model has the advantages that: the utility model discloses a gyro wheel on two compress arms compresses tightly of cloth, because the compress arm is the tilt state, pushes down the in-process at the compress arm, the compress arm of both sides struts the cloth along feed direction through the gyro wheel simultaneously, avoids the cloth fold, improves the tensioning effect, and the effect is made up to the straight line in effect linear movement down of gyro wheel to the cloth simultaneously to the cloth.
Drawings
The accompanying drawings are included to provide a preferred understanding of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is an overall perspective view of the present invention;
fig. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of the joint between the cloth pressing arm and the base;
fig. 4 is a schematic structural diagram of the mounting seat of the present invention.
Labeled as: 1. a sewing machine head; 2. a base; 3. a cloth pressing arm; 4. a roller; 5. a sewing machine table; 6. a rotating shaft; 7. a mounting seat; 8. a guide rail; 9. a U-shaped groove; 10. a chute; 11. an operating handle; 12. a balancing weight; 13. a base plate; 14. a top plate; 15. a side plate; 16. locking the bolt; 17. briquetting; 18. a falling-off prevention plate.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 4, a cloth pressing device of a sewing machine of this embodiment is installed on a sewing machine head 1, and the present invention is applied to an existing sewing machine without changing the structure of the existing sewing machine head 1, wherein the cloth pressing device includes a base 2 and a cloth pressing arm 3, the cloth pressing arm 3 is symmetrically distributed on both sides of the base 2 along the moving direction of the cloth, the cloth pressing arm 3 and the base 2 are inclined at a predetermined angle, the upper end of the cloth pressing arm 3 is connected to the base 2, the lower end of the cloth pressing arm 3 is inclined toward the outer side below the base 2, the lower end of the cloth pressing arm 3 is rotatably provided with a roller 4, that is, the distance between the rotating shafts 6 at the upper ends of the cloth pressing arms 3 on both sides is smaller than the distance between the rollers 4 at the lower ends of the cloth pressing arms 3 on both sides, the axis of the roller 4 is perpendicular to the moving direction of the cloth, the cloth pressing arm 3 presses the cloth on a sewing machine platform 5, the base 2 can slide along the vertical direction relative to the sewing machine head 1, the base 2 slides downwards along the vertical direction, the cloth is pressed tightly through the cloth pressing arm 3, and the cloth is spread along the feeding direction through the roller 4 in the pressing process of the cloth pressing arm 3 due to the inclined state of the cloth pressing arm 3, so that the cloth is prevented from being folded, and the tensioning effect is improved; the pressed cloth can continuously move along the feeding direction under the action of the roller 4, so that the sewing operation is realized.
Specifically, the upper end of the cloth pressing arm 3 is arranged on the base 2 in a swinging mode through a rotating shaft 6, the axis of the rotating shaft 6 is parallel to the axis of the roller 4, the rotating shaft 6 is further sleeved with a torsion spring (not shown in the figure) connected between the base 2 and the cloth pressing arm 3, and in the process that the cloth pressing arm 3 presses downwards, the cloth pressing arm 3 swings upwards under the stress and can press cloth tightly under the action of the torsion spring; meanwhile, in the upward swinging process, the tensioning force for stretching the cloth can be generated, and the tensioning effect is improved; after cloth pressing is finished, the cloth pressing arm 3 moves upwards, and the cloth pressing arm 3 resets to an initial inclined state under the action of the torsion spring for next cloth pressing operation.
The distance between the roller 4 on the cloth pressing arm 3 at the feeding end of the cloth and the sewing machine platform 5 is smaller than the distance between the roller 4 on the cloth pressing arm 3 at the discharging end of the cloth and the sewing machine platform 5, in the process that the cloth pressing arm 3 presses down, the roller 4 at the feeding end contacts the cloth firstly to press the cloth tightly, so that the cloth generates a tension force towards the rear of the feeding direction, then the cloth pressing arm 3 is pressed down continuously, the roller 4 at the discharging end presses the cloth tightly, the cloth generates a tension force towards the front of the feeding direction, and the tensioning effect is better; simultaneously, the gyro wheel 4 of pan feeding department can carry out the pre-fixing to the cloth, and the front end of the cloth of being convenient for is made up earlier, and the gyro wheel 4 of rethread discharge end department compresses tightly the front end of cloth.
The base 2 is installed and fixed on the sewing machine head 1 through the installation seat 7, the installation seat 7 comprises a bottom plate 13, a top plate 14 and a side plate 15 connected between the bottom plate 13 and the top plate 14, a locking bolt 16 is further arranged on the top plate 14 along the vertical direction, the locking bolt 16 is in threaded connection with the top plate 14, a pressing block 17 is arranged at the lower end of the locking bolt 16, the lower end of the locking bolt 16 rotates on the pressing block 17, the locking bolt 16 is rotated to drive the pressing block 17 to move along the axial direction of the locking bolt 16, and the sewing machine head 1 is clamped between the pressing block 17 and the bottom plate 13, namely the utility model is installed on the existing sewing machine head 1 without changing the existing structure of the sewing machine head; the two side plates 15 are symmetrically arranged along the moving direction of the cloth, guide rails 8 are respectively arranged on the outer side walls of the side plates 15 along the vertical direction, the base 2 is sleeved on the mounting seat 7 and slides along the guide rails 8, and the lower ends of the side plates 15 are also provided with anti-falling plates 18 for preventing the base 2 from falling off from the guide rails 8;
the base 2 is provided with a U-shaped groove 9 which penetrates through the base 2 along the vertical direction and is matched with the side plates 15 on the two sides, an opening is formed in one side of the base 2 by the U-shaped groove 9, the base 2 is sleeved on the side plates 15 on the two sides through the U-shaped groove 9, a sliding groove 10 matched with the guide rail 8 penetrates through the inner wall of the U-shaped groove 9 along the vertical direction, and the base 2 slides on the guide rail 8 through the sliding groove 10; still be equipped with an operating handle 11 on base 2, operating handle 11 sets up in the both sides of base 2 with the opening relatively, and the vertical direction that comes operating base 2 through operating handle 11 removes, and operating handle 11 sets up in the outside for sewing machine aircraft nose 1, and the one-hand operation of being convenient for is carried out.
In order to increase the pressure that compress arm 3 pushed down, still slide on the guide rail 8 and be equipped with balancing weight 12, balancing weight 12 is located the top of base 2, and balancing weight 12 can contact with the upper surface of base 2, increases the pressure that pushes down through balancing weight 12, improves and compresses tightly the effect.
The utility model discloses a theory of operation:
during installation, the installation seat 7 is sleeved on the sewing machine head 1, the locking bolt 16 is rotated to drive the pressing block 17 to move along the axial direction of the locking bolt 16, and the sewing machine head 1 is clamped between the pressing block 17 and the bottom plate 13;
the base 2 is installed from the upper part of the installation base 7 through a U-shaped groove 9, a sliding groove 10 on the inner wall of the U-shaped groove 9 is matched on the guide rail 8, and then a balancing weight 12 is installed on the guide rail 8;
in operation, the workman raises base 2 and compress arm 3 to the take the altitude through operating handle 11, put the cloth on sewing machine platform 5, the workman pushes down compress arm 3 through operating handle 11, 4 first contact cloth of gyro wheel of pan feeding department compress tightly the cloth, the front end of moving the cloth is made and is moved to the compress arm 3 of discharge end department until the front end of cloth, operate handle 11 again, make the gyro wheel 4 of discharge end department compress tightly the front end of cloth, 4 in-process that push down of gyro wheel of discharge end department produces the tensile force in to feeding direction the place ahead to the cloth, this moment under the gyro wheel 4 effect of both sides compress arm 3, compress tightly the cloth and the tensioning, avoid the cloth fold, pull the cloth again make can.
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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a sewing machine fabric pressing device, its characterized in that, the fabric pressing device is installed on the sewing machine aircraft nose, the fabric pressing device includes base and compress arm, the compress arm distributes in the both sides of base along the moving direction of cloth, be the slope setting of predetermined angle between compress arm and the base, the lower extreme of compress arm rotates and is equipped with the gyro wheel, the moving direction of the axis perpendicular cloth of gyro wheel, the compress arm passes through the gyro wheel compresses tightly the cloth on the sewing machine platform, the base can be relative the sewing machine aircraft nose and slide along vertical direction.
2. The cloth pressing device of the sewing machine as claimed in claim 1, wherein the upper end of the cloth pressing arm is arranged on the base in a swinging manner through a rotating shaft, the axis of the rotating shaft is parallel to the axis of the roller, and the rotating shaft is further sleeved with a torsion spring connected between the base and the cloth pressing arm.
3. The cloth pressing device of a sewing machine according to claim 2, wherein the cloth pressing arms on both sides of the base are respectively disposed obliquely toward the lower outer side of the base, and the distance between the rotating shafts on the upper ends of the cloth pressing arms on both sides is smaller than the distance between the rollers on the lower ends of the cloth pressing arms on both sides.
4. The cloth pressing device of claim 3, wherein the distance from the roller of the cloth pressing arm at the material inlet end of the cloth to the sewing machine platform is less than the distance from the roller of the cloth pressing arm at the material outlet end of the cloth to the sewing machine platform.
5. The cloth pressing device of the sewing machine according to any one of claims 1 to 4, further comprising a mounting seat, wherein the mounting seat is fixedly mounted on a head of the sewing machine, a guide rail is vertically arranged on an outer side wall of the mounting seat, and the base is sleeved on the mounting seat and slides along the guide rail.
6. The cloth pressing device of the sewing machine according to claim 5, wherein the mounting base comprises a bottom plate, a top plate and two side plates connected between the bottom plate and the top plate, the two side plates are symmetrically arranged along the moving direction of the cloth, the guide rails are respectively arranged on the outer side walls of the side plates, the base is sleeved on the side plates on the two sides, the top plate is further provided with a locking bolt along the vertical direction, the locking bolt is in threaded connection with the top plate, a pressing block is arranged at the lower end of the locking bolt, the lower end of the locking bolt rotates on the pressing block, and the sewing machine head is clamped between the pressing block and the bottom plate.
7. The cloth pressing device of a sewing machine as claimed in claim 6, wherein the lower ends of the side plates are further provided with a slip-preventing plate for preventing the base from slipping off the guide rail.
8. The cloth pressing device of the sewing machine according to claim 6 or 7, wherein the base is provided with a U-shaped groove which penetrates in the vertical direction and is matched with the side plates on the two sides, an opening is formed in one side of the base by the U-shaped groove, the base is sleeved on the side plates on the two sides through the U-shaped groove, and sliding grooves which are matched with the guide rails penetrate in the vertical direction on the inner walls on the two opposite sides of the U-shaped groove.
9. The cloth pressing device of the sewing machine as claimed in claim 8, wherein the base is further provided with an operating handle, and the operating handle is provided on both sides of the base opposite to the opening.
10. The cloth pressing device of a sewing machine as claimed in claim 9, wherein a weight block is slidably disposed on the guide rail, the weight block is located above the base, and the weight block can contact with the upper surface of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920761783.3U CN210151346U (en) | 2019-05-24 | 2019-05-24 | Cloth pressing device of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920761783.3U CN210151346U (en) | 2019-05-24 | 2019-05-24 | Cloth pressing device of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210151346U true CN210151346U (en) | 2020-03-17 |
Family
ID=69760413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920761783.3U Active CN210151346U (en) | 2019-05-24 | 2019-05-24 | Cloth pressing device of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210151346U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111705435A (en) * | 2020-08-19 | 2020-09-25 | 佛山市南海德耀纺织实业有限公司 | Electrostatic-removing cloth pressing mechanism for sewing machine |
| CN111733537A (en) * | 2020-06-09 | 2020-10-02 | 石狮梵源服饰有限公司 | Garment lower hem of multi-angle hem is sewed up and is used blank pressing mechanism |
-
2019
- 2019-05-24 CN CN201920761783.3U patent/CN210151346U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733537A (en) * | 2020-06-09 | 2020-10-02 | 石狮梵源服饰有限公司 | Garment lower hem of multi-angle hem is sewed up and is used blank pressing mechanism |
| CN111705435A (en) * | 2020-08-19 | 2020-09-25 | 佛山市南海德耀纺织实业有限公司 | Electrostatic-removing cloth pressing mechanism for sewing machine |
| CN111705435B (en) * | 2020-08-19 | 2020-12-01 | 佛山市南海德耀纺织实业有限公司 | Electrostatic-removing cloth pressing mechanism for sewing machine |
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