CN211570990U

CN211570990U - Sewing device convenient to fixed rope that rolls

Info

Publication number: CN211570990U
Application number: CN201922272564.1U
Authority: CN
Inventors: 郑正珊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-09-25
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to the technical field of sewing machines, and discloses a sewing device convenient for fixing a rolling rope, which comprises a zigzag sewing machine body and a sewing table, wherein a machine head of the sewing machine body is provided with a presser foot, a machine needle seat and a needle position hole, the presser foot is arranged on the machine head, the machine needle seat is arranged on one side of the presser foot, and a needle plate is fixed on the sewing table corresponding to the machine needle seat; the sewing material is coated on the rolling rope, the rolling rope can be positioned between the opposite sewing needles which are movably connected on the needle base, and the sewing needles can be inserted into the needle position holes on the needle plate. The utility model has the advantages of it is following and effect: the two sides of the rolling rope are simultaneously corresponding to the opposite sewing needles on the needle seat, the rolling rope is directly sewn and fixed on the sewing material by the aid of the rotating shuttle and the sewing needles, a space is provided for the penetration of the sewing needles through needle position holes in the needle plate, the presser feet do not need to be replaced, the cost of the base cloth is saved, the working efficiency of the sewing rolling rope is higher, and the width and the fullness of the sewn rolling rope are consistent.

Description

Sewing device convenient to fixed rope that rolls

Technical Field

The utility model belongs to the technical field of the technique of sewing machine and specifically relates to a sewing device convenient to fixed rope that rolls is related to.

Background

The sewing machine is a machine which uses one or more sewing threads to form one or more stitches on a sewing material to enable one or more layers of the sewing material to be interwoven or sewed, can be used for sewing fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastics, paper and the like, and has the advantages of tidy, beautiful, smooth and firm sewed stitches, high sewing speed and simple and convenient use.

Nowadays, the requirements of consumers for details are more visualized, at present, in some clothes in the market, a three-dimensional convex strip is usually embedded in the clothes to realize the three-dimensional design feeling, and the three-dimensional convex strip is generally realized by a process of turning a rolling rope in the clothes at present.

There are currently a general sewing machine for sewing a straight line and a zigzag sewing type sewing machine, and the zigzag sewing machine has the following structure: a needle which moves up and down alternately in a certain range in the left and right direction and is used for piercing the sewing material on the needle plate, and a rotating shuttle which rotates under the needle plate to keep the lower thread wound and take the lower thread out; a loop of the upper thread which is brought out by the downward movement of the needle and is formed alternately left and right at the lower side of the sewing material, and the loop is caught by a hook tip arranged on the rotating shuttle and is interlaced with the lower thread.

In the production process, a rolling rope for presenting the stereoscopic impression of the stereoscopic raised lines is usually placed on the base fabric, then the rolling rope and the base fabric are placed in the fabric of the clothes, in order to avoid mutual obstruction of the common presser foot and the rolling rope, the presser foot on the common sewing machine is replaced by the unilateral presser foot, then one side of the rolling rope is sewn and fixed on the sewing material by the sewing machine, and then the other side is continuously fixed.

Patent publication No. CN107177937A discloses a sewing machine that performs pattern sewing while pushing a cloth in a sewing direction by using a cloth feeding tooth. The sewing machine has a cloth guide. The cloth guide has a linear guide portion extending in a sewing direction and serves as a cloth feeding reference in a needle swing direction. The carriage slides the cloth guide a predetermined distance in the swinging direction of the needle each time.

The sewing rolling rope by utilizing the sewing machine has the following defects: in the process of fixing the rolling rope, firstly, a common presser foot is replaced by a single-side presser foot, and the rolling rope needs to be fixed by using other base cloth, meanwhile, because only one through hole for a sewing needle to penetrate through is arranged on a machine body of the existing common sewing machine in a matching manner, a straight line can be sewn only in a single operation, the rolling rope needs to be fixed by two steps of fixing one side of the rolling rope firstly and then fixing the other side of the rolling rope, the operation is complex, and therefore, the operation of fixing the rolling rope at present is relatively time-consuming and material-consuming, and still needs to be improved.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to provide a sewing device convenient to fixed rope that rolls.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a sewing device convenient for fixing a rope rolling comprises a zigzag sewing type sewing machine body and a sewing table, wherein a machine head is integrally formed on one side of the sewing machine body, a sewing mechanism is arranged on the machine head, the sewing mechanism comprises a presser foot, a machine needle seat and a needle position hole, the presser foot is arranged on the machine head, the machine needle seat is arranged on one side of the presser foot, and a needle plate is fixed on the sewing table at a position corresponding to the machine needle seat; the needle stand is movably connected with opposite sewing needles, sewing materials are coated on the rolling rope, and the rolling rope can be positioned between the opposite sewing needles and is sewn by the sewing needles; the needle position hole is waist-shaped and is arranged on the needle plate, and the sewing needle can be inserted in the needle position hole.

Through adopting above-mentioned technical scheme, the both sides that the rope was rolled to relative seam needle on the eedle seat simultaneously correspondence, when the seam material was sewed up with rolling the rope and being located the seam needle below, the cooperation through rotating shuttle and seam needle realizes rolling the rope fixed on the seam material, the needle position hole on the faller provides the space for wearing to establish and the activity of seam needle, need not to replace the presser foot from this, make the sewing roll the work efficiency of rope higher, the rope width that rolls of making up, the plumpness is unanimous, the stereoeffect that presents is better, can save the cost of backer again, production time and consumptive material cost have been saved.

The present invention may be further configured in a preferred embodiment as: the rolling rope is guided and positioned between the sewing needles through the guide structure.

By adopting the technical scheme, the guide structure plays a role in guiding the rolling rope, so that the rolling rope can stably enter between two sewing needles, the width and the plumpness of the rolling rope for sewing are consistent, and the presented three-dimensional effect is more attractive.

The present invention may be further configured in a preferred embodiment as: the guide structure includes deflector and fixed plate, the deflector is the arc that supplies to roll the rope and pass and is located the sewing bench, just the one end of deflector corresponds with the seam needle, and the other end orientation is kept away from the direction extension of seam needle, fixed plate integrated into one piece is in the both sides of deflector, just the fixed plate passes through fixing bolt to be fixed in the sewing bench.

Through adopting above-mentioned technical scheme, the fixed plate is stably fixed in the sewing bench with the deflector, and the deflector that is the arc can cooperate and roll the rope, makes to roll the rope and can stably pass the deflector and remove to sewing needle below.

The present invention may be further configured in a preferred embodiment as: the sewing needle is arranged on the needle seat through the mounting structure.

By adopting the technical scheme, the mounting structure realizes the movable connection of the sewing needle on the needle stand.

The present invention may be further configured in a preferred embodiment as: mounting structure includes connecting block and locking bolt, the connecting block is fixed in on the seam needle and is located the machine needle file, set up the spout that supplies the connecting block to correspond to slide in the machine needle file, locking bolt threaded connection is fixed in the lateral wall of connecting block on the lateral wall of machine needle file and butt.

By adopting the technical scheme, the connecting block supports the sewing needle, and the sliding groove provides a space for the sliding of the connecting block, so that the sewing needle has an adjusting space; the locking bolt screwed on the needle stand abuts against the side wall of the connecting block to achieve the positioning of the connecting block and play a role in fixing the sewing needle.

The present invention may be further configured in a preferred embodiment as: the mounting structure further comprises a butt bolt, the butt bolt is in threaded connection with the side wall of the machine needle base and perpendicular to the direction of the locking bolt, and the butt bolt abuts against the corresponding position of the side wall of the connecting block.

Through adopting above-mentioned technical scheme, the butt bolt butt in the connecting block of perpendicular to locking bolt direction realizes the further fixed of connecting block, makes the structure of seam needle more stable.

The present invention may be further configured in a preferred embodiment as: and a return spring is fixedly connected between the connecting block and the sliding groove.

By adopting the technical scheme, the reset spring can be squeezed when the connecting blocks move towards the direction close to each other, so that the connecting blocks have reverse acting forces moving back and forth, the reset spring and the locking bolt are respectively positioned at two sides of the connecting blocks and generate acting forces towards the connecting blocks, and the positioning of the connecting blocks is facilitated; and the reset spring is also convenient for realizing the automatic reset of the adjusted sewing needle, and the operation is more convenient.

The present invention may be further configured in a preferred embodiment as: the needle plate is provided with a plurality of through holes at intervals corresponding to the needle position holes, the sewing table is rotatably connected with a plurality of guide rollers penetrating through the corresponding through holes, and the sewing material and the rolling rope are guided by the guide rollers.

By adopting the technical scheme, the through hole formed on the needle plate is used for the guide roller to pass through, so that the guide sewing material and the rolling rope can stably and continuously move backwards to realize the stable sewing process.

The present invention may be further configured in a preferred embodiment as: the machine head is fixedly connected with a connecting rod, the machine needle seat is sleeved on the connecting rod, the side wall of the machine needle seat is in threaded connection with a fastening bolt, and the fastening bolt is abutted and positioned on the connecting rod.

Through adopting above-mentioned technical scheme, the eedle seat is stably fixed in on the connecting rod under fastening bolt's location.

The present invention may be further configured in a preferred embodiment as: the presser foot is provided with a penetrating hole matched with the needle position hole.

By adopting the technical scheme, the penetrating hole corresponds to the needle position hole for the sewing needle to penetrate through.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the opposite sewing needles on the machine needle seat simultaneously correspond to the two sides of the rolling rope, when sewing materials and the rolling rope are positioned below the sewing needles for sewing, the rolling rope is sewn and fixed on the sewing materials through the cooperation of the rotating shuttle and the sewing needles, and the needle position holes on the needle plate provide space for the penetration and the movement of the sewing needles, so that presser feet do not need to be replaced, the working efficiency of sewing rolling ropes is higher, the width and the fullness of the sewn rolling ropes are consistent, the presented three-dimensional effect is better, the cost of base cloth can be saved, and the time and the material consumption cost are greatly saved for production;

2. the connecting block supports the sewing needle, and the sliding groove provides a space for the sliding of the connecting block, so that the sewing needle has an adjusting space; the locking bolt in threaded connection with the needle base abuts against the side wall of the connecting block so as to achieve positioning of the connecting block and play a role in fixing the sewing needle, and the abutting bolt perpendicular to the direction of the locking bolt abuts against the connecting block so as to further fix the connecting block and enable the structure of the sewing needle to be more stable;

3. when the connecting blocks move towards the direction close to each other, the return spring can be squeezed, so that the connecting blocks have reverse acting forces moving back and forth, the return spring and the locking bolt are respectively positioned on two sides of the connecting blocks and generate acting forces towards the connecting blocks, and therefore the positioning of the connecting blocks is facilitated; and the reset spring is also convenient for realizing the automatic reset of the adjusted sewing needle, and the operation is more convenient.

Drawings

FIG. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic view showing the structure of a needle plate of the present embodiment;

FIG. 3 is a schematic view of the highlighted partial explosion structure of the needle of the present embodiment cooperatively connected to the needle mount;

FIG. 4 is a partially cross-sectional schematic view highlighting the cooperation of the needle, connecting block and locking bolt of the present embodiment.

Reference numerals: 1. a sewing machine body; 11. a machine head; 111. a connecting rod; 2. a sewing table; 21. a needle plate; 211. a through hole; 22. a guide roller; 3. a sewing mechanism; 31. a presser foot; 311. a through hole; 32. a needle seat; 321. a chute; 33. a needle location hole; 4. fastening a bolt; 5. sewing a needle; 6. a mounting structure; 61. connecting blocks; 62. a locking bolt; 63. an abutment bolt; 7. a return spring; 8. a guide structure; 81. a guide plate; 82. a fixing plate; 9. and (5) fixing the bolt.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a sewing device convenient to fixed rope that rolls, including sewing machine body 1 and sewing platform 2, and sewing machine body 1 and sewing platform 2 are sewing machine's corollary equipment of zigzag.

As shown in fig. 1 and 2, a machine head 11 is integrally formed on one side of a sewing machine body 1, a sewing mechanism 3 is arranged at the bottom of the machine head 11, the sewing mechanism 3 comprises a presser foot 31 and a machine needle seat 32, the presser foot 31 is installed at the bottom of the machine head 11, and the presser foot 31 assists the jointing of a sewing material and a rolling rope, so that the sewing operation is convenient; a connecting rod 111 is fixedly connected to the front side of the presser foot 31 of the machine head 11, the needle holder 32 is sleeved below the connecting rod 111, a fastening bolt 4 is connected to the side wall of the needle holder 32 in a threaded manner, and the fastening bolt 4 abuts against and is positioned on the connecting rod 111.

As shown in fig. 1 and 2, the sewing mechanism 3 further includes a needle position hole 33, a needle plate 21 is fixed on the sewing table 2 below the needle seat 32, the needle position hole 33 is a waist-shaped hole extending along the left-right direction and is arranged in the middle of the needle plate 21, two opposite sewing needles 5 are mounted at the bottom of the needle seat 32, the two sewing needles 5 can be inserted into the needle position hole 33, and a penetrating hole 311 matched with the needle position hole 33 is arranged on the presser foot 31; the sewing material is coated on the rolling rope, the positioning line is drawn on the sewing material, the rolling rope is positioned between the opposite sewing needles 5, and then the two sides of the rolling rope are sewn simultaneously by the sewing needles 5 along the positioning line, so that the purpose of fixing the rolling rope on the sewing material is achieved.

As shown in fig. 2, a plurality of strip-shaped through holes 211 are formed in the needle plate 21 at positions corresponding to the needle position holes 33 at intervals, the through holes 211 extend in the front-back direction perpendicular to the needle position holes 33, the through holes 211 do not intersect with the needle position holes 33, a plurality of guide rollers 22 are rotatably connected to the sewing table 2, the tops of the guide rollers 22 penetrate through the corresponding through holes 211, and sewing materials and rope rolling are guided by the guide rollers 22 to keep the process of backward conveying.

As shown in fig. 3 and 4, the sewing needle 5 is mounted on the needle holder 32 by the mounting structure 6. The mounting structure 6 comprises a connecting block 61 and a locking bolt 62, the connecting block 61 is fixed on the top of the sewing needle 5 and is positioned in the needle seat 32, a sliding groove 321 is formed in the needle seat 32, the connecting block 61 is accommodated in the sliding groove 321 and can slide left and right in the sliding groove 321, and therefore the relative positions of the two sewing needles 5 are adjusted; two locking bolts 62 are respectively screwed on the left and right side walls of the needle stand 32 and are abutted against and fixed on the side walls of the corresponding connecting blocks 61, so that the primary positioning of the connecting blocks 61 is realized.

As shown in fig. 3 and 4, a return spring 7 is fixedly connected between the side wall of the connecting block 61 far from the locking bolt 62 and the sliding groove 321, under the elastic force of the return spring 7, the two sewing needles 5 have an acting force far away from each other, and when the sewing needles 5 approach and are positioned, the return spring 7 and the locking bolt 62 can generate a reverse acting force, thereby facilitating the positioning of the connecting block 61; the mounting structure 6 further includes an abutting bolt 63, the abutting bolt 63 is screwed on the front side wall of the machine needle seat 32 in a direction perpendicular to the locking bolt 62, and the abutting bolt 63 abuts on the front side wall of the connecting block 61, so as to further realize the fixation of the connecting block 61 in the sliding groove 321.

As shown in fig. 1 and 2, the rolling rope is guided and positioned between two sewing needles 5 through a guide structure 8, the guide structure 8 comprises a guide plate 81 and a fixed plate 82, the guide plate 81 is arc-shaped and is positioned on the sewing table 2, so that the rolling rope can pass through the guide plate 81; one end of the guide plate 81 corresponds to the needle 5, the other end extends forward in a direction away from the needle 5, the fixing plates 82 are integrally formed on both sides of the guide plate 81, and the fixing plates 82 are fixed on the sewing table 2 by two opposite fixing bolts 9.

The implementation principle of the embodiment is as follows:

when sewing of the rolling rope is carried out, the rolling rope is firstly arranged in the guide plate 81 in a penetrating mode and extends to a position between the two sewing needles 5, then the sewing materials are placed on the rolling rope, the positioning lines are drawn on the upper portions of the sewing materials, when the sewing machine body 1 works, the guide rollers 22 assist in guiding the sewing materials and the cotton threads to move backwards, meanwhile, the positions of the two sewing needles 5 are adjusted, the abutting bolts 63 are firstly screwed inwards until the sewing needles 5 move to the two sides of the cotton threads respectively, then the locking bolts 62 are screwed into the machine needle base 32, the sewing needles 5 are stably fixed, and the sewing needles 5 are prevented from moving in a vibration process.

Then, along with the synchronous propulsion of the sewing material and the rolling rope, the lower driving of the two sewing needles 5 takes out and forms a loop of the upper thread on the lower side of the rolling rope, the loop is caught by a hook point arranged on the rotating shuttle and is interwoven with the lower thread, therefore, the lower sides of the sewing material and the rolling rope are alternated left and right to form crossed threads, the rolling rope is sewn and fixed on the sewing material, accordingly, the presser foot 31 does not need to be replaced, the rolling rope is prevented from being fixed by base cloth additionally, and the problem that the operation of the rolling rope is complicated in two-step sewing is solved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a sewing device convenient to fixed rope that rolls, includes sewing machine body (1) and sewing platform (2) of zigzag seam type, its characterized in that: a machine head (11) is integrally formed on one side of the sewing machine body (1), a sewing mechanism (3) is arranged on the machine head (11), the sewing mechanism (3) comprises a presser foot (31), a machine needle seat (32) and a needle position hole (33), the presser foot (31) is installed on the machine head (11), the machine needle seat (32) is installed on one side of the presser foot (31), and a needle plate (21) is fixed on the sewing table (2) corresponding to the machine needle seat (32); the needle seat (32) is movably connected with opposite sewing needles (5), sewing materials are coated on a rolling rope, and the rolling rope can be positioned between the opposite sewing needles (5) and is sewn by the sewing needles (5); the needle position hole (33) is waist-shaped and is arranged on the needle plate (21), and the sewing needle (5) can be inserted in the needle position hole (33).

2. A sewing device for facilitating the securing of a thread take-up as claimed in claim 1, wherein: the rolling rope is guided and positioned between the sewing needles (5) through a guide structure (8).

3. A sewing device for facilitating the securing of a thread take-up as claimed in claim 2, wherein: guide structure (8) include deflector (81) and fixed plate (82), deflector (81) are the arc that supplies to roll the rope and pass and lie in sewing platform (2), just the one end of deflector (81) corresponds with seam needle (5), and the other end orientation is kept away from the direction extension of seam needle (5), fixed plate (82) integrated into one piece is in the both sides of deflector (81), just fixed plate (82) are fixed in on sewing platform (2) through fixing bolt (9).

4. A sewing device for facilitating the securing of a thread take-up as claimed in claim 1, wherein: the sewing needle (5) is arranged on the needle seat (32) through the mounting structure (6).

5. A sewing device for facilitating the securing of a roller line as claimed in claim 4, wherein: mounting structure (6) are including connecting block (61) and locking bolt (62), connecting block (61) are fixed in seam needle (5) and are located quick-witted needle file (32), set up spout (321) that supply connecting block (61) to correspond to slide in quick-witted needle file (32), locking bolt (62) threaded connection is fixed in the lateral wall of connecting block (61) on the lateral wall of quick-witted needle file (32) and the butt.

6. A sewing device for facilitating the securing of a roller line as claimed in claim 5, wherein: the mounting structure (6) further comprises an abutting bolt (63), the abutting bolt (63) is in threaded connection with the side wall of the machine needle seat (32) in the direction perpendicular to the locking bolt (62), and the abutting bolt (63) abuts against the corresponding position of the side wall of the connecting block (61).

7. A sewing device for facilitating the securing of a roller line as claimed in claim 5, wherein: and a return spring (7) is fixedly connected between the connecting block (61) and the sliding groove (321).

8. A sewing device for facilitating the securing of a thread take-up as claimed in claim 1, wherein: a plurality of through holes (211) are formed in the needle plate (21) at intervals corresponding to the needle position holes (33), a plurality of guide rollers (22) penetrating through the corresponding through holes (211) are rotatably connected to the sewing table (2), and sewing materials and rolling ropes are guided through the guide rollers (22).

9. A sewing device for facilitating the securing of a thread take-up as claimed in claim 1, wherein: fixedly connected with connecting rod (111) on aircraft nose (11), on connecting rod (111) was located in the cover of machine needle file (32), and threaded connection has fastening bolt (4) on the lateral wall of machine needle file (32), fastening bolt (4) butt is located connecting rod (111).

10. A sewing device for facilitating the securing of a thread take-up as claimed in claim 1, wherein: the presser foot (31) is provided with a penetrating hole (311) matched with the needle position hole (33).