CN219603870U - Sewing machine - Google Patents

Abstract

The utility model provides a sewing machine, which comprises a frame component, a leveling component, a machine head component and a feeding component, wherein the leveling component is arranged on the frame component and comprises a leveling end face; the machine head assembly is arranged on the frame assembly and comprises a sewing needle head; the feeding assembly is arranged on the frame assembly and comprises a clamping component. The material to be sewn is kept flat in the sewing process by arranging the leveling component; the material to be sewn is driven to move by the feeding component to complete sewing work of a preset shape; the material to be sewn is sewn through the machine head assembly. Through integrating each subassembly, make sewing machine's overall structure compacter, reduced sewing machine's mesa and overall dimension to make this template machine mesa and overall dimension can integrate into conventional suspension assembly line in, increased sewing machine template machine's commonality, solved the relatively poor problem of sewing machine template machine commonality among the prior art.

Description

Sewing machine

Technical Field

The utility model relates to the field of sewing machines, in particular to a sewing machine.

Background

The sewing machine is one machine with one or several sewing threads to form one or several kinds of stitch, and is one or several layers of seam interweaving or sewing machine, and consists of four parts including machine head, machine frame, transmission and accessory. The prior art sewing machine has the following disadvantages:

1) The auxiliary presser foot mechanism and the electric control presser foot mechanism in the sewing machine head are inconvenient to detach and install;

2) The feeding mechanism and the template clamping mechanism are inconvenient for realizing multi-angle clamping feeding, and the stitching material is inconvenient for removing wrinkles and paving;

3) The frame structure is driven to vibrate in the running process of the sewing machine, so that the frame is easy to deform.

The existing template machine can only realize one process, has low universality and production efficiency, and the defects of the prior template machine lead to the reduction of the service life of the sewing machine and increase the use and maintenance cost of the sewing machine.

Disclosure of Invention

The utility model mainly aims to provide a sewing machine so as to solve the problem of poor universality of a template machine of the sewing machine in the prior art.

In order to achieve the above object, the present utility model provides a sewing machine comprising: a frame assembly; the leveling assembly is arranged on the frame assembly and comprises a leveling end face, and at least part of the leveling end face is attached to the material to be sewn so as to keep the material to be sewn flat; the machine head assembly is arranged on the frame assembly and comprises a sewing needle head, and the sewing needle head is arranged above the leveling assembly and is movably arranged to sew the material to be sewn; the feeding assembly is arranged on the frame assembly and comprises a clamping part, the clamping part is used for clamping materials to be sewn, and the clamping part is movably arranged along a preset track relative to the frame assembly so as to drive the materials to be sewn to move.

Further, the frame assembly comprises a second built-in space, the second built-in space is positioned below the leveling end face, a plurality of ventilation holes are formed in the leveling end face, and the ventilation holes are arranged at intervals; the leveling assembly further includes: the negative pressure cavity is arranged in the second built-in space and communicated with each vent hole, and the negative pressure cavity is used for generating negative pressure so as to adsorb materials to be sewn on the leveling end face through each vent hole.

Further, the frame assembly comprises a workbench, a first mounting hole is formed in the workbench, and at least part of the first mounting hole is opposite to the machine head assembly; the flattening subassembly includes: the leveling platform is arranged in the first mounting hole, the leveling end face is positioned on the leveling platform, and the negative pressure cavity is positioned below the leveling platform.

Further, a plurality of first penetrating holes are formed in the whole platform and are arranged along the circumferential direction of the leveling table; a lapping plate is arranged on the hole wall surface of the first mounting hole, and extends from the hole wall surface towards the middle part of the first mounting hole; the lapping plate is provided with a plurality of second penetrating holes which are arranged along the circumferential direction of the first mounting hole; each first penetrating hole and each second penetrating hole are arranged in one-to-one correspondence; the sewing machine further includes: the first connecting component comprises a first connecting piece and a first fastener, and the first connecting piece passes through the first penetrating hole and the second penetrating hole and then is in threaded connection with the first fastener so as to fixedly install the leveling table on the workbench through the first connecting component.

Further, the rack assembly further comprises a first built-in space, and the first built-in space and the second built-in space are sequentially arranged along the vertical direction; the leveling assembly further includes: the air suction component is arranged in the first built-in space, is arranged below the leveling table and is communicated with the negative pressure cavity, so that air in the negative pressure cavity is sucked through the air suction component, and negative pressure is generated in the negative pressure cavity.

Further, the flattening assembly further comprises: the adjusting part comprises a conversion cavity and a conversion piston, the conversion piston is arranged in the conversion cavity, an exhaust port and a vent hole communicated with the air suction part are formed in the conversion cavity, and the conversion piston is movably arranged between the exhaust port and the vent hole so as to prevent the exhaust port from avoiding the vent hole while blocking the exhaust port.

Further, the frame assembly comprises a second built-in space and a workbench, and the second built-in space is positioned below the workbench; the feeding assembly further comprises: the X-axis feeding component is arranged on the workbench; the Y-axis feeding component is arranged on the X-axis feeding component and is movably arranged along the extending direction of the X-axis feeding component; the clamping member is provided on the Y-axis feeding member and is movably provided along an extending direction of the Y-axis feeding member.

Further, a second mounting hole is formed in the workbench; the X-axis feeding part comprises: the first sliding guide rail is arranged in the second built-in space; the first connecting sliding block is arranged on the first sliding guide rail and is movably arranged along the extending direction of the first sliding guide rail, and at least part of the first connecting sliding block penetrates through the second mounting hole and then is connected with the Y-axis feeding component; the first driving part is arranged in the second built-in space and is in driving connection with the first sliding guide rail so as to drive the first connecting sliding block to move on the first sliding guide rail.

Further, the frame assembly comprises a workbench, the leveling end face is positioned on the workbench, a third mounting hole is formed in the workbench, and the third mounting hole is positioned at the side of the leveling end face; the handpiece assembly further includes: the machine head body is at least partially installed in the third installation hole, and the sewing needle is arranged on the machine head body.

Further, the handpiece assembly further includes: the middle foot pressing mechanism is arranged on the machine head body and comprises a lifting component which is movably arranged along the vertical direction and is used for lifting the sewing needle head so as to match with the sewing needle head to sew the sewing material; and/or auxiliary presser foot mechanism, removably mounted on the head body, comprising a presser member movably disposed in a vertical direction, and when the stitching and/or the template is required, the auxiliary presser foot mechanism can be attached to the head assembly to stitch and/or the template by the presser member.

By applying the technical scheme of the utility model, the sewing machine comprises a frame component, a leveling component, a machine head component and a feeding component, wherein the leveling component is arranged on the frame component and comprises a leveling end face; the machine head assembly is arranged on the frame assembly and comprises a sewing needle head; the feeding assembly is arranged on the frame assembly and comprises a clamping component. The material to be sewn is kept flat in the sewing process by arranging the leveling component; after the material to be sewn is driven to move below the sewing needle head by arranging the feeding component, the material to be sewn is also driven to move in the sewing process so as to complete the sewing work of a preset shape; the material to be sewn is sewn through the machine head assembly. Through integrating each subassembly, make sewing machine's overall structure compacter, reduced sewing machine's mesa and overall dimension to make this template machine mesa and overall dimension can integrate into conventional suspension assembly line in, increased sewing machine template machine's commonality, solved the relatively poor problem of sewing machine template machine commonality among the prior art.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 shows a first perspective overall structural schematic of an embodiment of a sewing machine according to the present utility model;

FIG. 2 shows a second perspective overall structural schematic of an embodiment of a sewing machine according to the present utility model;

FIG. 3 shows a schematic structural view of a frame assembly of a sewing machine according to the present utility model;

FIG. 4 shows a schematic structural view of the whole platform and suction housing of the sewing machine according to the present utility model;

FIG. 5 shows a schematic structural view of an adjusting member of the sewing machine according to the present utility model;

fig. 6 shows a schematic structural view of an air suction member of the sewing machine according to the present utility model;

FIG. 7 is a schematic view showing the overall structure of an embodiment of a feeding assembly of a sewing machine according to the present utility model;

FIG. 8 shows a schematic structural view of an X-axis feeding part of a sewing machine according to the present utility model;

FIG. 9 is a schematic view showing the structure of a Y-axis feeding part of a sewing machine according to the present utility model;

FIG. 10 is a schematic view showing the structure of a head assembly of a sewing machine according to the present utility model;

FIG. 11 is a schematic view showing the structure of a middle presser mechanism of a sewing machine according to the utility model;

fig. 12 shows a schematic structural view of an auxiliary presser foot mechanism of a sewing machine according to the present utility model.

Wherein the above figures include the following reference numerals:

1. a frame assembly; 11. a first frame body; 12. a second frame body; 13. a connecting mechanism; 14. a work table; 2. leveling the assembly; 21. an air suction component; 22. an adjusting part; 221. a first mounting portion; 23. a negative pressure chamber; 24. leveling the platform; 241. leveling the end face; 3. a handpiece assembly; 31. a sewing needle; 32. a handpiece body; 33. a middle foot pressing mechanism; 331. a lifting member; 34. an auxiliary presser foot mechanism; 341. a pressing part; 4. a feeding assembly; 41. a clamping member; 42. an X-axis feeding part; 421. a first slide rail; 422. a first driving section; 43. y-axis feeding component.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1 to 12, the present utility model provides a sewing machine including a frame assembly 1, a flattening assembly 2 and a head assembly 3. Wherein, the leveling component 2 is arranged on the frame component 1, the leveling component 2 comprises a leveling end surface 241, and at least part of the leveling end surface 241 is attached to the material to be sewn so as to keep the material to be sewn flat; the machine head assembly 3 is arranged on the frame assembly 1, the machine head assembly 3 comprises a sewing needle head 31, the sewing needle head 31 is arranged above the leveling assembly 2, and the sewing needle head 31 is movably arranged to sew materials to be sewn.

In addition, in order to be convenient for remove the material of waiting to make, sewing machine still includes feeding subassembly 4, and feeding subassembly 4 sets up on frame subassembly 1, and feeding subassembly 4 includes clamping part 41, and clamping part 41 is used for the centre gripping material of waiting to make, and clamping part 41 is movably set up along predetermined orbit for frame subassembly 1 to drive the material of waiting to make and remove, make sewing machine accomplish predetermined sewing work.

The sewing machine of the utility model ensures that the material to be sewn is kept flat in the sewing process by arranging the leveling component 2; after the material to be sewn is driven to move below the sewing needle head 31 by arranging the feeding component 4, the material to be sewn is also driven to move in the sewing process so as to complete the sewing work of a preset shape; the material to be sewn is sewn by arranging the machine head assembly 3. Through integrating each subassembly, make sewing machine's overall structure compacter, reduced sewing machine's mesa and overall dimension to make this template machine mesa and overall dimension can integrate into conventional suspension assembly line in, increased sewing machine template machine's commonality, solved the relatively poor problem of sewing machine template machine commonality among the prior art.

As shown in fig. 1 to 3, the rack assembly 1 includes a first rack body 11, a second rack body 12, and a connection mechanism 13, wherein the second rack body 12 is provided on the first rack body 11; the connecting mechanism 13 includes a second connecting member, a second mounting portion and a second fastening member, the second mounting portion is inserted on the first frame 11, at least a portion of the second connecting member passing through the second frame 12 is inserted on the second mounting portion, and the second fastening member is sleeved on the second mounting portion to connect the first frame 11 and the second frame 12 through the connecting mechanism 13. Preferably, the second connecting piece is a screw, the second mounting portion is a stud, the second fastening piece is a nut, and the components are in threaded fit to achieve the purpose of connecting the first frame 11 and the second frame 12.

Optionally, because the sewing machine can vibrate at the in-process of operation, the aircraft nose subassembly 3 to drive frame subassembly 1 to produce vibrations, in order to reach absorbing purpose, frame subassembly 1 still includes damper, damper and regulating part, all overlaps and establishes on the second installation department, through setting up damper and damper between first support 11 and second support 12 in order to reach absorbing purpose. Preferably, the damping part is a damping pad, the buffer part is a gasket, the adjusting part is a nut, and the adjusting part is in threaded fit with the second mounting part.

The rack assembly 1 comprises: the first frame 11 is connected and fixed with the second frame 12 through a connecting mechanism 13; the connecting mechanism 13 can play fixed effect, can effectively reduce the holistic vibrations of frame through setting up damper, avoids frame subassembly 1 to warp easily, improves customer experience and feels, and in addition, the welding of frame subassembly 1 and frame subassembly 1 probably have the uneven scheduling problem of face after using for a long time, and second connecting piece or second installation department in the connecting mechanism 13 set up along vertical direction is portable, can height-adjusting realize that second support body 12 is in a horizontality.

In a first embodiment:

specifically, the rack assembly 1 includes a second built-in space located below the leveling end face 241, and a plurality of ventilation holes are provided in the leveling end face 241, and each ventilation hole is provided at an interval.

As shown in fig. 4, the leveling assembly 2 further includes a negative pressure chamber 23, wherein the negative pressure chamber 23 is disposed in the second internal space and is communicated with each vent hole, and the negative pressure chamber 23 is used for generating negative pressure so as to adsorb the material to be sewn on the leveling end face 241 through each vent hole, so that the predetermined shape can be sewn on the material to be sewn.

Further, the frame assembly 1 comprises a workbench 14, the workbench 14 is arranged at one end, far away from the first frame body 11, of the second frame body 12, the workbench 14 is a horizontal table top, a first mounting hole is formed in the workbench 14, and at least part of the first mounting hole is opposite to the sewing part of the machine head assembly 3.

As shown in fig. 1 and 4, the leveling assembly 2 includes a leveling platform 24 installed in the first installation hole, a leveling end surface 241 is located on the leveling platform 24, a negative pressure cavity 23 is located below the leveling platform 24, and the leveling platform is used for placing a material to be sewn, so that the material to be sewn is placed on the leveling platform flatly, and the sewing machine is convenient to perform sewing work.

Specifically, in order to mount the leveling platform 24 in the first mounting hole, a plurality of first through holes are provided on the leveling platform 24 in the present embodiment, the plurality of first through holes being provided along the circumferential direction of the leveling platform 24; a lapping plate is arranged on the hole wall surface of the first mounting hole, and extends from the hole wall surface towards the middle part of the first mounting hole; the lapping plate is provided with a plurality of second penetrating holes which are arranged along the circumferential direction of the first mounting hole; each first penetrating hole and each second penetrating hole are arranged in one-to-one correspondence.

To connect the entire platform 24 to the table 14, the sewing machine further includes a first connector assembly including a first connector and a first fastener, the first connector assembly threaded through the first and second through holes to connect with the first fastener to fixedly mount the entire platform 24 to the table 14 via the first connector assembly. Preferably, the first connector is a screw and the first fastener is a nut.

Specifically, the rack assembly 1 further includes a first built-in space and a second built-in space, which are sequentially disposed along a vertical direction, the first built-in space being located below the second built-in space.

As shown in fig. 1, 2 and 6, the leveling assembly 2 further includes an air suction member 21, the air suction member 21 is disposed in the first built-in space, the air suction member 21 is disposed below the leveling table 24 and is in communication with the negative pressure chamber 23, so that air in the negative pressure chamber 23 is sucked through the air suction member 21, and negative pressure is generated in the negative pressure chamber 23, thereby adsorbing the sewn material on the leveling end surface 241.

Optionally, in order to facilitate control of whether the air suction component 21 is communicated with the negative pressure cavity 23, the leveling component 2 further comprises an adjusting component 22, the adjusting component 22 comprises a conversion cavity and a conversion piston, the conversion piston is arranged in the conversion cavity, an air outlet and an air port communicated with the air suction component 21 are arranged on the conversion cavity, and the conversion piston is movably arranged between the air outlet and the air port so as to prevent the air outlet from avoiding the air port while blocking the air outlet. Preferably, the air suction component 21 is a blower, the air suction component 21 is communicated with the adjusting component 22 through a ventilation pipeline, and the adjusting component 22 is communicated with the negative pressure cavity 23 through a ventilation pipeline.

In order to mount the adjustment member 22 on the rack assembly 1, the adjustment member 22 further includes a first mounting portion 221, and the first mounting portion 221 is provided on an outer wall of the adjustment member 22 and is connected to the rack assembly 1.

Specifically, the implementation of the leveling assembly 2 in this example is: when the material to be sewn needs to be sewn, firstly, the material to be sewn is flatly placed on the whole platform 24, then the adjusting part 22 is adjusted to block the exhaust port to avoid the position of the vent, then the air suction part 21 is opened, at the moment, a passage is formed between the air suction part 21 and the negative pressure cavity 23, and air in the negative pressure cavity 23 is sucked through the air suction part 21, so that the negative pressure cavity 23 is in a negative pressure state, the material to be sewn is adsorbed on the leveling table 24, the material to be sewn is attached to the leveling end face 241, and further the material to be sewn is kept in a flat state in the sewing process.

The leveling assembly 2 comprises an air suction component 21, an adjusting component 22, a negative pressure cavity 23 and a leveling table 24, wherein the air suction component 21 is used for sucking air in the negative pressure cavity 23 through an air suction pipe, so that the air pressure above the leveling table 24 is higher than the air pressure below the leveling table, and the material to be sewn on the leveling table 24 is adsorbed through the air negative pressure, thereby reducing the time required for paving the material, improving the working efficiency, and achieving the non-ironing process requirement of the material to be sewn by virtue of the auxiliary effect of a template; the adjusting part 22 can control the switching of the air suction pipeline so as to achieve the switching of the work and the stop of adjusting the upper air suction state; the air sucked by the large area of the platform 24 is sent back to the lower suction pipeline through the negative pressure cavity 23.

In a second embodiment:

specifically, the rack assembly 1 includes a second built-in space and a table 14, the second built-in space being located below the table 14.

As shown in fig. 7 to 9, in order to facilitate the movement of the material to be sewn, the feed assembly 4 further includes an X-axis feed member 42 and a Y-axis feed member 43, wherein the X-axis feed member 42 is mounted on the table 14; the Y-axis feeding member 43 is mounted on the X-axis feeding member 42 and is movably provided along the extending direction of the X-axis feeding member 42; the holding member 41 is provided on the Y-axis feeding member 43, and is movably provided along the extending direction of the Y-axis feeding member 43. The arrangement is that the feeding component 4 can drive the material to be sewn to move to complete the sewing work of the preset shape in the sewing process after the material to be sewn is moved to the lower part of the sewing needle head 31.

Further, in order to mount the feeding assembly 4 on the table 14, a second mounting hole is provided on the table 14.

Alternatively, as shown in fig. 8, the X-axis feeding member 42 includes a first slide rail 421, a first connecting slider, and a first driving part 422, wherein the first slide rail 421 is disposed in the second built-in space; the first connecting slider is disposed on the first sliding rail 421 and is movably disposed along the extending direction of the first sliding rail 421, at least part of the first connecting slider passes through the second mounting hole and then is connected with the Y-axis feeding member 43; the first driving part 422 is disposed in the second built-in space and is in driving connection with the first sliding rail 421 to drive the first connecting slider to move on the first sliding rail 421.

Further, the Y-axis feeding member 43 includes a second sliding guide rail, a second connecting slider and a second driving portion, wherein the second sliding guide rail is disposed on a side of the Y-axis feeding member 43 close to the handpiece assembly 3, the second sliding guide rail is provided with a second connecting slider movable along an extending direction of the second sliding guide rail, the second driving portion is in driving connection with the second sliding guide rail, the clamping member 41 is connected to the Y-axis feeding member 43 through the second connecting slider, and the second connecting slider is driven by the second driving portion to drive the clamping member 41 to move along the extending direction of the Y-axis feeding member 43.

Specifically, the implementation of the feeding assembly 4 in this embodiment is: the flattened material to be sewn is clamped by the clamping component 41, the Y-axis feeding component 43 and the clamping component 41 are driven to move by the first driving part 422, the material to be sewn is conveyed to the lower part of the sewing needle head 31, at the moment, the machine head component 3 is started, the sewing needle head 31 starts to work, and meanwhile, the feeding component 4 is controlled to drive the clamping component 41 to move along a preset track, so that after the machine head component 3 sews a preset shape on the material to be sewn, the sewing machine is closed to finish the sewing work.

Preferably, the first driving part 422 and the second driving part are both driving motors.

The X-axis feeding member 42 includes: the first sliding guide rail 421 is arranged on an X-axis feeding mounting plate, and the X-axis feeding mounting plate has the limit requirement for ensuring the parallelism of the two guide rails; the X-axis feeding seat is arranged on an X-axis feeding connecting plate which is arranged on the first connecting sliding block to realize the sliding requirement; the X-axis feeding support seat is fixed on the X-axis feeding seat; the X-axis feeding synchronous belt is connected with the X-axis feeding driving wheel assembly and the X-axis synchronous belt tensioning wheel assembly, an opening of the X-axis feeding synchronous belt is connected with the X-axis feeding connecting plate, and when the first driving part 422 drives the belt wheel (or the gear) to drive, the X-axis feeding supporting seat moves along the linear movement direction of the first sliding guide rail 421. The Y-axis feeding member 43 includes: the second driving part is driven to act on the second sliding guide rail through the Y-axis feeding part 43, so that the movement of the template guide rail along the linear sliding direction of the second sliding guide rail is realized; the template limiting pin plays a role in positioning the template; the die plate pressing limiting cylinder plays a role of die plate pressing, and in addition, a limiting pin is arranged at the cylinder pressing head part to prevent the die plate from falling off.

In a third embodiment:

specifically, the frame assembly 1 includes a workbench 14, the leveling end face 241 is located on the workbench 14, and a third mounting hole is provided on the workbench 14 and located laterally to the leveling end face 241.

As shown in fig. 10 to 12, in order to sew the material to be sewn, the head assembly 3 further includes a head body 32, at least part of the head body 32 is installed in the third installation hole, a sewing needle 31 is provided on the head body 32, the sewing needle 31 is driven by the driving part to perform a lifting motion and/or a swinging motion in a vertical direction, and a predetermined shape is sewn by feeding a thread to the material to be sewn through the sewing needle 31.

Optionally, for pressing the material to be sewn and/or the template, the specific implementation structure of the machine head assembly 3 is as follows:

the first implementation structure is as follows: as shown in fig. 11, the nose assembly 3 further includes a middle presser foot mechanism 33, the middle presser foot mechanism 33 is mounted on the nose body 32, the middle presser foot mechanism 33 includes a lifting member 331, the lifting member 331 is movably disposed along a vertical direction, and the lifting member 331 is used for lifting the sewing needle to match the sewing needle 31 to sew the sewing material.

The second implementation structure is as follows: as shown in fig. 12, the head assembly 3 further includes an auxiliary presser foot mechanism 34, the auxiliary presser foot mechanism 34 is detachably mounted on the head body 32, the auxiliary presser foot mechanism includes a presser member 341, the presser member 341 is movably disposed in a vertical direction, and when the stitching and/or the stencil is required, the auxiliary presser foot mechanism can be attached to the head assembly 3 to stitch and/or the stencil by the presser member 341.

The third implementation structure is as follows: the machine head assembly 3 further comprises a middle presser foot mechanism 33 and an auxiliary presser foot mechanism 34, wherein the middle presser foot mechanism 33 is arranged on the machine head body 32 so as to match the sewing needle head 31 to sew the sewing material; the auxiliary presser foot mechanism 34 is removably mounted to the nose body 32 and is adapted to be attached to the nose assembly 3 when stitching and/or stencil is desired.

The head assembly 3 includes: on the basis of the common nose of the flatcar, the intelligent middle presser foot mechanism and the quick-change auxiliary presser foot mechanism are modified.

The utility model provides a sewing machine template machine which is a hanging assembly line template machine and comprises a machine head assembly 3, wherein the machine head assembly 3, a feeding assembly 4 and a leveling assembly 2 are arranged on a frame assembly 1. The machine head assembly 3 comprises an auxiliary presser foot mechanism and a motor control presser foot mechanism which are erected on a common flat car machine head; the feeding assembly 4 comprises a Y-axis feeding member 43, an X-axis feeding member 42 and a clamping member 41; leveling assembly 2 includes a leveling table 24 and an adjustment member 22 mounted on table 14, and an air suction member 21.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:

the sewing machine comprises a frame component 1, a leveling component 2, a machine head component 3 and a feeding component 4, wherein the leveling component 2 is arranged to enable materials to be sewn to be kept flat in the sewing process; after the material to be sewn is driven to move below the sewing needle head 31 by arranging the feeding component 4, the material to be sewn is also driven to move in the sewing process so as to complete the sewing work of a preset shape; the material to be sewn is sewn by arranging the machine head assembly 3. By integrating all the components on the sewing machine template machine, the table top and the whole size of the sewing machine are reduced, so that the table top and the whole size of the template machine can be integrated into a conventional hanging assembly line, the universality of the sewing machine template machine is improved, the problem of poor universality of the sewing machine template machine in the prior art is solved, the working flow is reduced, the working cost is reduced, and the working efficiency is improved.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A sewing machine, comprising:

a frame assembly (1);

the leveling assembly (2) is arranged on the frame assembly (1), the leveling assembly (2) comprises a leveling end face (241), and at least part of the leveling end face (241) is attached to the material to be sewn so as to enable the material to be sewn to be kept flat;

the machine head assembly (3) is arranged on the frame assembly (1), the machine head assembly (3) comprises a sewing needle head (31), the sewing needle head (31) is positioned above the leveling assembly (2), and the sewing needle head (31) is movably arranged to sew materials to be sewn;

the feeding assembly (4) is arranged on the frame assembly (1), the feeding assembly (4) comprises a clamping component (41), the clamping component (41) is used for clamping materials to be sewn, and the clamping component (41) is movably arranged along a preset track relative to the frame assembly (1) so as to drive the materials to be sewn to move.

2. The sewing machine of claim 1, wherein the frame assembly (1) comprises a second interior space below the flattened end surface (241), the flattened end surface (241) having a plurality of vent holes disposed therein, each vent hole being spaced apart;

the levelling assembly (2) further comprises:

the negative pressure cavity (23) is arranged in the second built-in space and communicated with each vent hole, and negative pressure is generated in the negative pressure cavity (23) so as to adsorb materials to be sewn on the leveling end face (241) through each vent hole.

3. The sewing machine of claim 2, wherein the frame assembly (1) comprises a table (14), the table (14) being provided with a first mounting hole, at least a portion of the first mounting hole being opposite to the head assembly (3);

the levelling assembly (2) comprises:

the leveling platform (24) is installed in the first installation hole, the leveling end face (241) is located on the leveling platform (24), and the negative pressure cavity (23) is located below the leveling platform (24).

4. A sewing machine according to claim 3, characterized in that the levelling bench (24) is provided with a plurality of first through holes arranged along the circumference of the levelling bench (24);

a lapping plate is arranged on the hole wall surface of the first mounting hole, and extends from the hole wall surface towards the middle part of the first mounting hole;

the lapping plate is provided with a plurality of second penetrating holes, and the second penetrating holes are arranged along the circumferential direction of the first mounting hole; each first penetrating hole and each second penetrating hole are arranged in one-to-one correspondence;

the sewing machine further includes:

the first connecting assembly comprises a first connecting piece and a first fastening piece, wherein the first connecting piece passes through the first penetrating hole and the second penetrating hole and then is in threaded connection with the first fastening piece, so that the leveling table (24) is fixedly installed on the workbench (14) through the first connecting assembly.

5. A sewing machine according to claim 3, characterized in that the frame assembly (1) further comprises a first built-in space, the first built-in space and the second built-in space being arranged in sequence in a vertical direction;

the levelling assembly (2) further comprises:

the air suction component (21) is arranged in the first built-in space, the air suction component (21) is arranged below the whole platform (24) and is communicated with the negative pressure cavity (23), so that air in the negative pressure cavity (23) is sucked through the air suction component (21), and negative pressure is generated in the negative pressure cavity (23).

6. The sewing machine of claim 5, wherein the flattening assembly (2) further comprises:

the adjusting component (22), adjusting component (22) are including conversion chamber and conversion piston, the conversion piston sets up the conversion intracavity, be provided with the gas vent on the conversion chamber with the air vent of component (21) intercommunication induced drafts, the conversion piston be in the gas vent with the air vent is between movable setting, in order to stop the gas vent is dodged the air vent.

7. The sewing machine of claim 1, wherein the frame assembly (1) comprises a second built-in space and a table (14), the second built-in space being located below the table (14);

the feeding assembly (4) further comprises:

an X-axis feeding member (42) mounted on the table (14);

a Y-axis feeding member (43) mounted on the X-axis feeding member (42) and provided movably in the extending direction of the X-axis feeding member (42); the clamping member (41) is provided on the Y-axis feeding member (43) and is movably provided along the extending direction of the Y-axis feeding member (43).

8. The sewing machine of claim 7, wherein the table (14) is provided with a second mounting hole;

the X-axis feeding member (42) includes:

a first slide rail (421) disposed in the second built-in space;

the first connecting sliding block is arranged on the first sliding guide rail (421) and is movably arranged along the extending direction of the first sliding guide rail (421), and at least part of the first connecting sliding block passes through the second mounting hole and then is connected with the Y-axis feeding component (43);

and a first driving part (422) which is arranged in the second built-in space and is in driving connection with the first sliding guide rail (421) so as to drive the first connecting sliding block to move on the first sliding guide rail (421).

9. The sewing machine of claim 1, wherein the frame assembly (1) comprises a table (14), the flattening end surface (241) being located on the table (14), a third mounting hole being provided on the table (14), the third mounting hole being located laterally of the flattening end surface (241);

the handpiece assembly (3) further comprises:

the machine head body (32), at least part of the machine head body (32) is installed in the third installation hole, and the sewing needle head (31) is arranged on the machine head body (32).

10. The sewing machine of claim 9, wherein the head assembly (3) further comprises:

the middle presser foot mechanism (33) is arranged on the machine head body (32) and comprises a lifting component (331), the lifting component (331) is movably arranged along the vertical direction, and the lifting component (331) is used for lifting the sewing needle head (31) so as to match with the sewing needle head (31) to sew the sewing material; and/or

An auxiliary presser foot mechanism (34) is detachably mounted on the machine head body (32) and comprises a material pressing component (341), wherein the material pressing component (341) is movably arranged in the vertical direction, and when a material and/or a template are required to be pressed, the auxiliary presser foot mechanism can be additionally mounted on the machine head assembly (3) so as to press the material and/or the template through the material pressing component (341).