CN215800336U

CN215800336U - Edge-leaning device of sewing machine

Info

Publication number: CN215800336U
Application number: CN202121861506.3U
Authority: CN
Inventors: 兰如林
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-02-11
Anticipated expiration: 2031-08-10

Abstract

A sewing machine side-leaning device with simple structure, fast switching of two different sewing edge distances and high sewing processing efficiency comprises a fixed base, a first side-leaning plate and a second side-leaning plate, wherein the first side-leaning plate is connected to the fixed base through a first rotating shaft, the first side-leaning plate comprises a first side-leaning foot, a first adjusting device and a first connecting plate, the first side-leaning foot is connected to the first connecting plate through the first adjusting device and realizes front, rear, left and right position adjustment through the first adjusting device, the first connecting plate is fixed on the first rotating shaft and overturns up and down along with the first rotating shaft, the second side-leaning plate is connected to the fixed base through a second rotating shaft, the second side-leaning plate comprises a second side-leaning foot, a second adjusting device and a second connecting plate, the second side-leaning foot is connected to the second connecting plate through the second adjusting device and realizes front, rear, left and right position adjustment through the second adjusting device, the second connecting plate is fixed on the second rotating shaft and overturns up and down along with the second rotating shaft.

Description

Edge-leaning device of sewing machine

Technical Field

The utility model relates to an edge leaning device of a sewing machine.

Background

The sewing machine edge-approaching device is used as an accessory of the sewing machine, the function of the sewing machine edge-approaching device is that the distance between the routing position of a positioning needle and the outer edge of a processed object is convenient for the sewing machine to process, and when two different sewing edge distances are needed when some sewing machines process the same object, for example, a rectangular periphery is sewn, the sewing edge distances needed by two long edges are inconsistent with the sewing edge distances needed by two wide edges, although the traditional adjustable sewing machine edge-approaching device can also realize the adjustment of the two different sewing edge distances, the adjusting speed is still too slow, and the working efficiency is influenced.

Disclosure of Invention

The utility model provides an edge leaning device of a sewing machine, which has the advantages of simple structure, quick switching of two different sewing edge distances and high sewing processing efficiency.

In order to solve the technical problems, the utility model adopts the following technical scheme: a sewing machine side-leaning device comprises a fixed base, a first side-leaning plate and a second side-leaning plate, wherein the first side-leaning plate is connected to the fixed base through a first rotating shaft and comprises a first side-leaning foot, a first adjusting device and a first connecting plate, the first side-leaning foot is connected to the first connecting plate through the first adjusting device and achieves upper, lower, left and right position adjustment through the first adjusting device, the first connecting plate is fixed to the first rotating shaft and overturns up and down along with the first rotating shaft, the second side-leaning plate is connected to the fixed base through a second rotating shaft and comprises a second side-leaning foot, a second adjusting device and a second connecting plate, the second side-leaning foot is connected to the second connecting plate through the second adjusting device and achieves front, rear, left and right position adjustment through the second adjusting device, the second connecting plate is fixed to the second rotating shaft, and is turned over up and down along with the second rotating shaft.

The beneficial effects provided by the utility model are as follows: the first side board and the second side board are fixedly arranged on the sewing machine through the fixed base, the first side board and the second side board are respectively adjusted to two required sewing edge distances through the first adjusting device and the second adjusting device, when in use, only the required first side board or the second side board needs to be turned downwards to reach a working position through the first connecting plate or the second connecting plate around the first rotating shaft or the second rotating shaft, and the other side board which does not need to be used only needs to be turned upwards to reach an idle position, when the sewing edge distances are replaced, only the side board which is originally positioned at the working position needs to be turned upwards to reach the idle position, then the side board which is originally positioned at the idle position is turned downwards to reach the working position, only the side board which is vertically turned in the whole replacing process, the specific numerical value of the sewing edge distances does not need to be adjusted, and the sewing machine is very convenient and fast, greatly improving the efficiency of sewing processing.

The utility model is described in further detail below with reference to the figures and examples.

Drawings

FIG. 1 is a schematic structural view of a first edge rest plate of an edge rest of a sewing machine according to the present invention in an operating state.

Fig. 2 is another angle schematic of fig. 1.

FIG. 3 is a schematic structural view of a second edge rest plate of the edge rest of the sewing machine according to the present invention in an operating state.

Fig. 4 is another angular schematic of fig. 3.

FIG. 5 is a schematic structural view of the two side plates of the side presser of the sewing machine of the present invention in an idle state.

Fig. 6 is another angular schematic of fig. 5.

FIG. 7 is a schematic view of the sewing machine of FIG. 5 without the side presser mounted to the sewing machine.

FIG. 8 is a schematic structural view of a second embodiment of an edge supporter of a sewing machine according to the present invention.

Fig. 9 is another angular schematic of fig. 8.

FIG. 10 is a schematic view showing a third embodiment of an edge supporter of a sewing machine according to the present invention.

Fig. 11 is another angular schematic of fig. 10.

FIG. 12 is a schematic view showing a fourth embodiment of an edge supporter of a sewing machine according to the present invention.

Fig. 13 is another angular schematic of fig. 12.

FIG. 14 is a schematic view of the sewing machine of FIG. 12 with the side presser not mounted on the sewing machine.

Fig. 15 is a schematic view of the first arm rest in fig. 14 adjusting the up, down, left and right positions.

FIG. 16 is a schematic structural view of a fifth embodiment of an edge supporter of a sewing machine according to the present invention.

Fig. 17 is another angular schematic of fig. 16.

FIG. 18 is a schematic structural view of a sixth embodiment of an edge supporter of a sewing machine according to the present invention.

Fig. 19 is another angular schematic of fig. 18.

Detailed Description

As shown in fig. 1 to 19, the utility model provides an edge supporter of a sewing machine, comprising a fixed base 1, a first edge supporting plate 2 and a second edge supporting plate 3, wherein the first edge supporting plate 2 is connected to the fixed base 1 through a first rotating shaft 21, the first edge supporting plate 2 comprises a first edge supporting foot 22, a first adjusting device 23 and a first connecting plate 24, the first edge supporting foot 22 is connected to the first connecting plate 24 through the first adjusting device 23, and the front, rear, left and right position adjustment is realized through the first adjusting device 23, the first connecting plate 24 is fixed to the first rotating shaft 21 and is turned over up and down along with the first rotating shaft 21, the second edge supporting plate 3 is connected to the fixed base 1 through a second rotating shaft 31, the second edge supporting plate 3 comprises a second edge supporting foot 32, a second adjusting device 33 and a second connecting plate 34, the second edge supporting foot 32 is connected to the second connecting plate 34 through a second adjusting device 33, and the front, rear, left and right position adjustment is realized by a second adjusting device 33, and the second connecting plate 34 is fixed on the second rotating shaft 31 and is turned over up and down along with the second rotating shaft 31.

As shown in fig. 1-15, the first rotating shaft 21 is connected to the fixing base 1, and the second rotating shaft 31 is connected to the first rotating shaft 21 through the connecting block 13, so that the structure is more convenient to install, and only one fixing base 1 needs to be installed at a corresponding position of the sewing machine.

As shown in fig. 16 to 19, the fixing bases 1 include a first base 11 and a second base 12, the first side plate 2 is connected to the first base 11 through a first rotating shaft 21, the second side plate 3 is connected to the second base 12 through a second rotating shaft 31, and the first side plate 2 and the second side plate 3 are respectively installed on the two fixing bases 1, so that the structure is more flexible and can be applied to sewing machines of more models.

As shown in fig. 1 to 19, the first rotating shaft 21 and the second rotating shaft 31 are located on two parallel axes, and when the first side plate 2 or the second side plate 3 is replaced and used, and the first side plate 2 and the second side plate 3 are turned upside down, no collision or jamming is found between the first side plate 2 and the second side plate 3, that is, the first side plate 2 rotates around a small circumference, the second side plate 3 rotates around a large circumference, and the movement trajectories of the first side plate 2 and the second side plate 3 in the rotating process do not have an intersection point, that is, the movement trajectories of the first side plate 2 and the second side plate 3 are the movement trajectories rotating around the axis with the working positions of the first leg 22 and the second leg 32 as the closest circumferential points respectively, and then the first rotating shaft 21 and the second rotating shaft 31 in the eccentric position as the center of the circle respectively.

As shown in fig. 1 to 19, a first elastic positioning device 25 is disposed between the first side support plate 2 and the first rotating shaft 21, the first elastic positioning device 25 provides an elastic force for keeping the first side support plate 2 at the working position and at the idle position, a second elastic positioning device 35 is disposed between the second side support plate 3 and the second rotating shaft 31, and the second elastic positioning device 35 provides an elastic force for keeping the second side support plate 3 at the working position and at the idle position, such a structure can keep the first side support plate 2 and the second side support plate 3 at the working position or at the idle position, and prevent displacement caused by vibration of the machine during sewing.

As shown in fig. 1 to 19, the first elastic positioning device 25 and the second elastic positioning device 35 are both springs 4, and the tension of the springs 4 is used to overcome the tension of the springs 4 in the process of turning the first side plate 2 and the second side plate 3 up and down, and after the rotation exceeds the maximum tension position, the tension provided by the springs 4 can keep the first side plate 2 and the second side plate 3 at the working position or the idle position.

As shown in fig. 1 to 11 and 16 to 19, the first adjusting device 23 and the second adjusting device 33 are both provided with a horizontal adjusting slot 5 and a vertical adjusting slot 6, the horizontal adjusting slot 5 is respectively matched with the first back rest 22 and the second back rest 32 through fastening screws to control the left and right position adjustment of the first back rest 22 and the second back rest 32, the vertical adjusting slot 6 is respectively matched with the first connecting plate 24 and the second connecting plate 34 through fastening screws to control the up and down position adjustment of the first back rest 22 and the second back rest 32, and the up and down and left and right positions of the first back rest 22 and the second back rest 32 are adjusted through the horizontal adjusting slot 5 and the vertical adjusting slot 6, so that two required sewing edge distances can be set before the processing of the sewing machine, the structure is more suitable for a large-sized sewing machine edge rest, and has a wider application range.

As shown in fig. 12 to 15, the first adjusting device 23 and the second adjusting device 33 are both provided with a hollow tubular adjusting tube 7, the rear ends of the first back leg 22 and the second back leg 32 are both provided with a cylindrical adjusting rod 8, the cylindrical adjusting rod 8 is inserted into the hollow tubular adjusting tube 7 and is matched with a fastening screw to control the left and right positions of the first back leg 22 and the second back leg 32, and the up and down position adjustment of the first back leg 22 and the second back leg 32 is controlled by rotating the cylindrical adjusting rod 8, and the up and down and left and right positions of the first back leg 22 and the second back leg 32 are adjusted by the matching of the cylindrical adjusting rod 8 and the hollow tubular adjusting tube 7, so that two required sewing margins can be set before the sewing machine is processed.

As shown in fig. 1 to 19, the first arm rest 22 and the second arm rest 32 are located on the same side of the sewing machine needle, and the first arm rest 22 and the second arm rest 32 are disposed on the same side of the sewing machine needle, so as to be smooth in the sewing process of the workpiece to be processed, avoid interference between the circular presser foot and the arm rest of the sewing machine, and enable the first arm rest 22 or the second arm rest 32 to be located on the same horizontal straight line with the sewing machine needle when located at the working position, thereby enabling the sewing effect to be better.

As shown in fig. 1-6, 8-11 and 16-19, the fixing base 1 can be fixed on a cross beam of a frame of a sewing machine, as shown in fig. 12-15, the fixing base 1 can also be fixed on a presser foot fixing seat, and different schemes can be designed according to actual needs, and all belong to the protection scope claimed by the application.

Claims

1. The utility model provides a sewing machine leans on limit ware which characterized in that: comprises a fixed base (1), a first side board (2) and a second side board (3), wherein the first side board (2) is connected on the fixed base (1) through a first rotating shaft (21), the first side board (2) comprises a first side foot (22), a first adjusting device (23) and a first connecting board (24), the first side foot (22) is connected on the first connecting board (24) through the first adjusting device (23) and realizes the upper, lower, left and right position adjustment through the first adjusting device (23), the first connecting board (24) is fixed on the first rotating shaft (21) and overturns up and down along with the first rotating shaft (21), the second side board (3) is connected on the fixed base (1) through a second rotating shaft (31), the second side board (3) comprises a second side foot (32), a second adjusting device (33) and a second connecting board (34), the second leans on foot (32) to connect on second connecting plate (34) through second adjusting device (33) to realize preceding, back, left and right position control through second adjusting device (33), second connecting plate (34) are fixed on second pivot (31), and overturn from top to bottom along with second pivot (31).

2. The sewing machine edge supporter of claim 1, wherein: first pivot (21) are connected on unable adjustment base (1), second pivot (31) are connected on first pivot (21) through connecting block (13).

3. The sewing machine edge supporter of claim 1, wherein: the fixed base (1) comprises a first base (11) and a second base (12), the first side plate (2) is connected to the first base (11) through a first rotating shaft (21), and the second side plate (3) is connected to the second base (12) through a second rotating shaft (31).

4. An edge supporter for a sewing machine according to claim 1, 2 or 3, wherein: the first rotating shaft (21) and the second rotating shaft (31) are positioned on two parallel axes.

5. An edge supporter for a sewing machine according to claim 1, 2 or 3, wherein: first by being equipped with first elastic locating device (25) between sideboard (2) and first pivot (21), first elastic locating device (25) provide first by sideboard (2) keep in the operating position and keep in the elastic force of idle position, the second is by being equipped with second elastic locating device (35) between sideboard (3) and second pivot (31), second elastic locating device (35) provide the second by sideboard (3) keep in the operating position and keep in the elastic force of idle position.

6. An edge supporter for a sewing machine according to claim 5, wherein: the first elastic positioning device (25) and the second elastic positioning device (35) are both springs (4).

7. The sewing machine edge supporter of claim 1, wherein: all be equipped with horizontal regulation slotted hole (5) and vertical regulation slotted hole (6) on first adjusting device (23) and second adjusting device (33), horizontal regulation slotted hole (5) lean on foot (22) and second to lean on foot (32) cooperation respectively through fastening screw, control first lean on foot (22) and second to lean on foot (32) left and right sides position control, vertical regulation slotted hole (6) lean on foot (22) and second to lean on foot (32) upper and lower position control through fastening screw respectively with first connecting plate (24) and second connecting plate (34).

8. The sewing machine edge supporter of claim 1, wherein: be cavity tubulose adjusting tube (7) on first adjusting device (23) and second adjusting device (33), first back foot (22) and second are leaned on the rear end of foot (32) to be cylinder regulation pole (8), cylinder regulation pole (8) insert cavity tubulose adjusting tube (7) and through the fastening screw cooperation, control first back foot (22) and second and lean on foot (32) left and right sides position control to through rotating cylinder regulation pole (8), control first back foot (22) and second and lean on foot (32) upper and lower position control.

9. The sewing machine edge supporter of claim 1, wherein: the first arm rest (22) and the second arm rest (32) are positioned on the same side of the sewing machine needle.