CN219430271U - Machine head pressing assembly of sewing machine - Google Patents
Machine head pressing assembly of sewing machine Download PDFInfo
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- CN219430271U CN219430271U CN202320668216.XU CN202320668216U CN219430271U CN 219430271 U CN219430271 U CN 219430271U CN 202320668216 U CN202320668216 U CN 202320668216U CN 219430271 U CN219430271 U CN 219430271U
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- positioning groove
- mounting seat
- swing rod
- sewing machine
- rotating shaft
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Abstract
The utility model discloses a machine head pressing assembly of a sewing machine, which comprises a mounting plate connected with a sewing machine head, wherein one end of the mounting plate is fixedly provided with a mounting seat, and the mounting seat is provided with a swinging rod capable of rotating relative to the mounting seat; the mounting seat is provided with a first positioning groove and a second positioning groove, and the distance between the first positioning groove and the rotating shaft is equal to the distance between the second positioning groove and the rotating shaft; the middle part of the swing rod is provided with a locating pin which can be clamped into the first locating groove or the second locating groove. The machine head material pressing assembly is rotationally connected relative to the mounting seat, when a machine needle is required to be threaded, the positioning pin is manually pulled out of the first positioning groove, the swing rod is rotated upwards to enable the positioning pin to be clamped into the second positioning groove, an operator can conveniently perform threading operation at a position, the swing rod is rotated to be in a horizontal state during working, material pressing and air blowing are assisted during bone fracture pouring, and the operation efficiency of the sewing machine is greatly improved.
Description
Technical Field
The utility model relates to the technical field of sewing machines, in particular to a machine head pressing assembly of a sewing machine.
Background
The utility model patent number 201921273288.4 discloses an automatic edge-sewing device for sewing side seams of a round collar hem of a T-shirt of clothing, which comprises a machine case, a sewing machine fixedly arranged at the top of the machine case, and a left cloth feeding wheel stretching assembly and a right cloth feeding wheel assembly fixedly arranged at the top of the machine case and distributed along two sides of the sewing machine; the air blowing pipe assembly comprises an inverted bone air cylinder fixing plate, an inverted bone air cylinder and an inverted bone air blowing pipe, wherein an air blowing port at the upper end of the inverted bone air blowing pipe penetrates through the sewing workbench to be arranged on the front side of the feeding tooth frame in a sliding mode. The patent disclosure has certain drawbacks, such as the close proximity of the cloth pressing assembly to the needle, which makes threading difficult for the operator, resulting in a lower threading efficiency of the sewing machine.
Disclosure of Invention
The utility model aims at the problems in the prior art, and provides the machine head material pressing assembly of the sewing machine, which can enable the machine head material pressing assembly to be opened by rotating the lockable swing rod so as to facilitate threading operation of operators and greatly improve the operation efficiency of the sewing machine.
The technical scheme adopted for solving the technical problems is as follows: the machine head pressing assembly of the sewing machine comprises a mounting plate connected with the sewing machine head, wherein one end of the mounting plate is fixedly provided with a mounting seat, and the mounting seat is provided with a swinging rod capable of rotating relative to the mounting seat; the mounting seat is provided with a first positioning groove and a second positioning groove, and the distance between the first positioning groove and the rotating shaft is equal to the distance between the second positioning groove and the rotating shaft; the middle part of the swing rod is provided with a locating pin which can be clamped into the first locating groove or the second locating groove.
In order to optimize the technical scheme, the utility model further comprises the following improved technical scheme.
The mounting seat is provided with a rotating shaft, and the end part of the swing rod is rotatably mounted on the rotating shaft and limited by the check ring.
The above-mentioned locating pin is provided with a spring for applying a pulling force to the locating pin.
A connecting seat is arranged in the middle of the swing rod, and an air blowing seat is connected to the connecting seat; the lower surface of the blowing seat is an inclined surface, and a row of vertical blowing holes and a row of oblique blowing holes are arranged on the inclined surface.
The swing rod is fixedly provided with a cloth pressing cylinder mounting seat, the cloth pressing cylinder is arranged on the cloth pressing cylinder mounting seat, and a cloth pressing block is arranged on a piston rod of the cloth pressing cylinder.
Compared with the prior art, the machine head material pressing assembly is rotationally connected relative to the mounting seat, when the machine needle is required to be threaded, the positioning pin is manually pulled out of the first positioning groove, the swing rod is rotated upwards to enable the positioning pin to be clamped into the second positioning groove, an operator can conveniently perform threading operation at a position, the swing rod is rotated to be in a horizontal state during working, material pressing and air blowing are assisted during bone fracture pouring, and the operation efficiency of the sewing machine is greatly improved.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present utility model.
Fig. 2 is an enlarged schematic view of the structure of fig. 1 a.
Fig. 3 is a schematic view of the state of the nose press assembly during threading.
Fig. 4 is a schematic structural view of the fixing block.
Fig. 5 is a bottom view of the handpiece swage assembly of fig. 2.
Description of the embodiments
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.
Fig. 1 to 5 are schematic structural views of the present utility model.
Wherein the reference numerals are as follows: the sewing machine comprises a sewing machine head 1, a working bottom plate 2, a mounting plate 3, a mounting seat 4, a rotating shaft 5, a swinging rod 6, a check ring 7, a first positioning groove 8, a second positioning groove 9, a positioning pin 10, a connecting seat 11, a blowing seat 12, a vertical blowing hole 13, an inclined blowing hole 14, a cloth pressing cylinder 15, a cloth pressing cylinder mounting seat 16, a cloth pressing block 17, a first blowing pipe 18, a second blowing pipe 19 and a third blowing pipe 20.
The sewing machine comprises a sewing machine head 1, a working bottom plate 2 for placing clothes and a machine head pressing component arranged on the right side of the sewing machine head 1. A third air blowing pipe 20 and a driving cylinder for driving the third air blowing pipe 20 to move back and forth are arranged below the working bottom plate 2, and the third air blowing pipe 20 blows air to perform a bone-knitting operation on the bone-knitting position of the clothes, so that the bone-knitting is reversed to one side.
The machine head pressing assembly comprises a mounting plate 3 arranged on the sewing machine head 1, one end of the mounting plate 3 is fixedly provided with a mounting seat 4, a rotating shaft 5 is arranged on the mounting seat 4, and a swinging rod 6 capable of rotating relative to the mounting seat 4 is arranged on the rotating shaft 5. The end of the swing rod 6 is rotatably arranged on the rotating shaft 5 and limited by the retainer ring 7, so that the swing rod 6 is prevented from falling out of the rotating shaft 5 due to vibration during working.
The mounting seat 4 is provided with a first positioning groove 8 and a second positioning groove 9, and the distance between the first positioning groove 8 and the rotating shaft 5 is the same as the distance between the second positioning groove 9 and the rotating shaft 5. The middle part of the swing rod 6 is provided with a positioning pin 10, the positioning pin 10 is clamped in the first positioning groove 8 when the swing rod 6 rotates to a horizontal state, and the positioning pin 10 is clamped in the second positioning groove 9 when the swing rod 6 rotates to a vertical state. The positioning pin 10 is provided with a spring, and the elastic force of the spring can apply a force to the positioning pin 10 so that the positioning pin 10 is clamped into the first positioning groove 8 or the second positioning groove 9.
When the needle is required to be threaded, an operator pulls out the positioning pin 10 from the first positioning groove 8, then the swing rod 6 rotates upwards around the rotating shaft 5, when the positioning pin 10 moves to the second positioning groove 9, the positioning pin 10 is clamped into the second positioning groove 9 by the aid of spring force, and the position is left for the operator to conveniently carry out threading operation; after threading is completed, the positioning pin 10 is pulled out from the first positioning groove 8, and the swinging rod 6 is rotated downwards to enable the positioning pin 10 to be inserted into the first positioning groove 8.
The middle part of the swing rod 6 is also provided with a connecting seat 11, the connecting seat 11 is positioned on the right side of the positioning pin 10, and the connecting seat 11 is connected with a blowing seat 12. The lower surface of the blowing seat 12 is an inclined surface, and a row of vertical blowing holes 13 and a row of inclined blowing holes 14 are arranged on the inclined surface. The blowing direction of the vertical blowing hole 13 is downward, the blowing direction of the inclined blowing hole 14 is inclined downward, and the vertical blowing hole 13 and the inclined blowing hole 14 are matched to blow the clothes on the working bottom plate 2 flat and make the clothes fit on the working bottom plate 2. After the reverse suture operation is completed, the air flow presses the suture to maintain the shape of the suture reverse to one end. The blowing seat 12 is provided with a first blowing pipe 18 for providing air flow for the vertical blowing hole 13 and a second blowing pipe 19 for providing air flow for the inclined blowing hole 14.
The other end of the swing rod 6 is fixedly provided with a cloth pressing cylinder mounting seat 16, the cloth pressing cylinder mounting seat 16 is provided with a cloth pressing cylinder 15, and a piston rod of the cloth pressing cylinder 15 is provided with a cloth pressing block 17. The piston rod of the cloth pressing cylinder 15 stretches out to drive the cloth pressing block 17 to move towards, and the cloth pressing block is matched with the working bottom plate 2 to press clothes, so that the phenomenon that the quality and the appearance of the sewn clothes are affected due to the fact that the clothes are offset and misplaced when the reverse bone seam is blown is prevented.
When the sewing machine works, clothes are placed on the working bottom plate 2, the feeding mechanism can drive the clothes to move, and after the seam part is sensed, the feeding mechanism can drive the clothes to move for a certain distance to enable the seam to be located at the sewing presser foot. The oblique air blowing holes 14 and the vertical air blowing holes 13 then cooperate to blow the clothes on the work floor 2 flat, and then the cloth pressing cylinder 15 drives the cloth pressing block 17 downward to press the clothes. Then the driving cylinder drives the third air blowing pipe 20 to move back and forth, and the bone joint is reversed. After the back stitching is completed, the cloth pressing cylinder 15 drives the cloth pressing block 17 to loosen the clothes upwards, and then the stitching of the clothes is performed.
The preferred embodiments of this utility model have been described so far that various changes or modifications may be made by one of ordinary skill in the art without departing from the scope of this utility model.
Claims (5)
1. The utility model provides a sewing machine's aircraft nose swage assembly, includes mounting panel (3) that are connected with sewing machine head (1), characterized by: one end of the mounting plate (3) is fixedly provided with a mounting seat (4), and the mounting seat (4) is provided with a swinging rod (6) which can rotate relative to the mounting seat (4); the mounting seat (4) is provided with a first positioning groove (8) and a second positioning groove (9), and the distance between the first positioning groove (8) and the rotating shaft (5) is equal to the distance between the second positioning groove (9) and the rotating shaft (5); the middle part of the swing rod (6) is provided with a positioning pin (10) which can be clamped into the first positioning groove (8) or the second positioning groove (9).
2. The hand piece swage assembly of claim 1, wherein: the mounting seat (4) is provided with a rotating shaft (5), and the end part of the swing rod (6) is rotatably arranged on the rotating shaft (5) and limited by a retainer ring (7).
3. The hand piece swage assembly of claim 2, wherein: the locating pin (10) is provided with a spring which applies tension to the locating pin (10).
4. The hand piece swage assembly of claim 1, wherein: a connecting seat (11) is arranged in the middle of the swing rod (6), and an air blowing seat (12) is connected to the connecting seat (11); the lower surface of the blowing seat (12) is an inclined surface, and a row of vertical blowing holes (13) and a row of inclined blowing holes (14) are arranged on the inclined surface.
5. The hand piece swage assembly of claim 1, wherein: the swing rod (6) is fixedly provided with a cloth pressing cylinder mounting seat (16), the cloth pressing cylinder mounting seat (16) is provided with a cloth pressing cylinder (15), and a piston rod of the cloth pressing cylinder (15) is provided with a cloth pressing block (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320668216.XU CN219430271U (en) | 2023-03-30 | 2023-03-30 | Machine head pressing assembly of sewing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320668216.XU CN219430271U (en) | 2023-03-30 | 2023-03-30 | Machine head pressing assembly of sewing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219430271U true CN219430271U (en) | 2023-07-28 |
Family
ID=87338390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320668216.XU Active CN219430271U (en) | 2023-03-30 | 2023-03-30 | Machine head pressing assembly of sewing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219430271U (en) |
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2023
- 2023-03-30 CN CN202320668216.XU patent/CN219430271U/en active Active
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