CN213061287U

CN213061287U - Presser foot structure of bar tacking machine

Info

Publication number: CN213061287U
Application number: CN202021947022.6U
Authority: CN
Inventors: 黄玉玲; 林明明; 王剑华
Original assignee: Fujian Haixia Clothes Co ltd
Current assignee: Fujian Haixia Clothes Co ltd
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-04-27
Anticipated expiration: 2030-09-08

Abstract

The application discloses presser foot structure of bar tacking machine, relate to the technical field of sewing equipment, the less problem of presser foot application scope has been solved, it includes the dead lever, two parallel arrangement's regulation pole and the auxiliary rod parallel with the dead lever, the equal level setting of regulation pole and auxiliary rod, be connected with the presser bar on the dead lever, the perpendicular movable mounting of one end of adjusting the pole is on the dead lever, the perpendicular swing joint of the other end is on the auxiliary rod, be provided with the regulating part that two regulation poles of drive are close to each other or keep away from on the dead lever, be provided with the retaining member that is used for locking the regulation pole on the. This application can enlarge the application scope of presser foot.

Description

Presser foot structure of bar tacking machine

Technical Field

The application relates to the technical field of sewing equipment, in particular to a presser foot structure of a bar tacking machine.

Background

The bartacker, also known as a knotter or a sealer, is usually used for stitch reinforcement and is generally suitable for the production and use of clothes, knitting, sweaters, western-style clothes, jeans and the like.

Refer to chinese utility model publication No. CN209481964 discloses a sewing machine's presser foot mounting structure, including the presser foot, fixed plate and mounting panel, the connecting plate that is used for being connected with sewing machine's presser foot arm has on the presser foot, set up the mounting groove that runs through terminal surface about the mounting panel along vertical direction on the mounting panel, the bar hole has been seted up to the bottom of mounting groove, the connecting plate can imbed in the mounting groove, it is connected with the connecting rod to rotate on the mounting panel, connecting rod one end is passed fixed plate and this end and is had radial convex handle that compresses tightly, still have the elastic component between the other end of connecting rod and the mounting panel, and compress tightly the handle and compress tightly the fixed plate on the mounting panel under the effect of elastic component, still be equipped with.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the presser foot structure has a certain enclosed and pressed area on the cloth, and the size range of the sewn loop seam is small; when the larger or smaller size bartack of the sewing position is needed, the whole presser foot needs to be replaced; therefore, the applicable range of the presser foot is small.

SUMMERY OF THE UTILITY MODEL

In order to enlarge the application range of the presser foot, the application provides a presser foot structure of a bar tacking machine.

The application provides a presser foot structure of bar tacking machine adopts following technical scheme:

the utility model provides a presser foot structure of bar tacking machine, includes dead lever, two parallel arrangement's regulation pole and the auxiliary rod parallel with the dead lever, regulation pole and the equal level setting of auxiliary rod, be connected with the presser bar on the dead lever, the perpendicular movable mounting of one end of adjusting the pole is on the dead lever, and the perpendicular swing joint of the other end is on the auxiliary rod, be provided with the regulating part that two regulation poles of drive are close to each other or keep away from on the dead lever, be provided with the retaining member that is used for locking the regulation pole on the auxiliary rod.

Through adopting above-mentioned technical scheme, remove the retaining member to the fixed of adjusting lever, adjust the pole through adjusting part drive two afterwards and be close to each other or keep away from, it is fixed to adjusting lever locking through the retaining member, can adjust the presser foot and close the area that compresses tightly to enclosing of cloth, improve the application scope of presser foot.

Preferably, the regulating part includes two-way screw rod and the two-way screw rod pivoted turning block of drive, set up the sliding tray that supplies the regulating lever to remove along dead lever length direction on the dead lever, two the regulation pole distributes in the both sides of two-way screw rod and with two-way screw rod threaded connection, two-way screw rod is installed on the dead lever, set up the driven groove that supplies the regulating lever to remove along auxiliary lever length direction on the auxiliary rod.

Through adopting above-mentioned technical scheme, remove the fixed back of retaining member to the regulating stem, the drive turning block drives two-way screw rod and rotates to drive two regulation poles and be close to each other or keep away from, fix the regulating stem locking through the retaining member afterwards, can adjust the presser foot and enclose the area of closing to compressing tightly of cloth, increase the application scope of presser foot.

Preferably, the retaining member is fastening bolt, set up the screw hole that supplies fastening bolt locking on the regulation pole, set up the waist shape hole that fastening bolt removed along auxiliary rod length direction on the auxiliary rod, waist shape hole and driven groove intercommunication, fastening bolt passes waist shape hole and is connected with the screw hole.

Through adopting above-mentioned technical scheme, fastening bolt passes waist shape hole fixed connection in the threaded hole of adjusting the pole, can be with adjusting pole fixed locking, easy operation, the practicality is strong.

Preferably, the driven groove penetrates through the auxiliary rod along the length direction of the adjusting rod, the height of the adjusting rod along the vertical direction is the same as that of the driven groove, and the fixed rod and one side wall of the auxiliary rod, which is close to the ground, are on the same horizontal plane;

the adjusting rod is characterized in that a plurality of supplementing blocks are detachably mounted on one side wall, close to the ground, of the adjusting rod, the lowest points of the supplementing blocks are flush with the lowest point of the fixing rod, and a plurality of threaded holes are formed in the adjusting rod and are evenly arranged along the length direction of the adjusting rod at intervals.

By adopting the technical scheme, in order to further expand the application range of the presser foot, the supplementary blocks positioned at two sides of the auxiliary rod are disassembled, and the fastening bolt is moved out of the threaded hole to unlock the adjusting rod, so that the auxiliary rod can be moved along the length direction of the adjusting rod; then, the waist-shaped hole on the auxiliary rod is aligned to the threaded hole in the proper position on the adjusting rod, the waist-shaped hole is locked through the fastening bolt, and then the supplementing blocks are installed on the adjusting rod one by one.

Preferably, the supplementary blocks are connected to the adjusting rod through threads and are distributed at intervals along the length direction of the adjusting rod.

Through adopting above-mentioned technical scheme, supply piece threaded connection in adjusting the pole bottom, dismantle or the installation simple and convenient, and supply the piece interval and set up, leave the space so that dismantle or install the supplementary piece through the instrument between the two adjacent supplementary pieces.

Preferably, the supplementary block has a circular cross-section.

By adopting the technical scheme, the cross section of the supplement block is circular, so that when the supplement block is abutted against the cloth, the possibility that the edges and corners damage the cloth is reduced.

Preferably, the circumferential outer edge of the bottom of the supplementary block is provided with a fillet.

By adopting the technical scheme, the outer edge of the supplement block is provided with the fillet, so that the damage to the cloth possibly caused by the supplement block when the cloth is pressed is further reduced.

Preferably, the bottom of the fixed rod and the bottom of the auxiliary rod are both provided with strip-shaped corrugations.

Through adopting above-mentioned technical scheme, the frictional force that can increase the cloth production of strip corrugated setting.

In summary, the present application includes at least one of the following benefits:

1. the fixing of the locking piece on the adjusting rods is released, then the adjusting pieces drive the two adjusting rods to be close to or far away from each other, the adjusting rods are locked and fixed through the locking piece, the enclosing and pressing area of the presser foot on the cloth can be adjusted, and the application range of the presser foot is widened;

2. the supplementary blocks positioned at the two sides of the auxiliary rod are disassembled, and the fastening bolt is moved out of the threaded hole to unlock the adjusting rod, so that the auxiliary rod can be moved along the length direction of the adjusting rod; then aligning the waist-shaped hole on the auxiliary rod with a threaded hole at a proper position on the adjusting rod, locking the waist-shaped hole through a fastening bolt, and then installing the supplementary blocks on the adjusting rod one by one; further, the application range of the presser foot is mentioned, and meanwhile, the supplementary block on the adjusting rod can also compress the cloth.

Drawings

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

FIG. 2 is an exploded view of the fixing rod, the adjusting rod and the auxiliary rod in the present embodiment;

fig. 3 is an enlarged schematic view at a in fig. 2.

Description of reference numerals: 1. fixing the rod; 11. a sliding groove; 2. adjusting a rod; 21. a threaded hole; 3. an auxiliary lever; 31. a driven groove; 32. a waist-shaped hole; 4. a presser bar; 5. strip corrugation; 6. an adjustment member; 61. a bidirectional screw; 62. rotating the block; 621. a transverse groove; 7. fastening a bolt; 8. a supplementary block; 81. and (6) rounding off.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses presser foot structure of bar tacking machine. Referring to fig. 1, the presser foot structure includes a fixing rod 1, two adjusting rods 2 arranged in parallel, and an auxiliary rod 3 parallel to the fixing rod 1. The fixed rod 1, the adjusting rod 2 and the auxiliary rod 3 are on the same horizontal plane. The fixed rod 1 is welded with a presser bar 4, and the presser bar 4 is connected with a machine table on the bar tacking machine. The bottoms of the fixed rod 1 and the auxiliary rod 3 are provided with strip-shaped corrugations 5 used for increasing the friction force between the fixed rod and the cloth.

Referring to fig. 1, one end of an adjusting lever 2 is vertically movably mounted on a fixing lever 1, and the other end is vertically movably connected to an auxiliary lever 3. The fixed rod 1 is provided with an adjusting piece 6 for driving the two adjusting rods 2 to get close to or away from each other, and the auxiliary rod 3 is provided with a locking piece for locking the adjusting rods 2. The two adjusting rods 2 are close to or far away from each other through the adjusting piece 6, so that the pressing and enclosing area of the presser foot on the cloth is changed, and the application range of the presser foot is widened.

Referring to fig. 2 and 3, the adjusting member 6 includes a bidirectional screw 61 and a rotating block 62 driving the bidirectional screw 61 to rotate. A sliding groove 11 for the adjusting rod 2 to move along the length direction of the fixing rod 1 is formed on one side wall of the fixing rod 1 close to the auxiliary rod 3. The two adjusting rods 2 are distributed on two sides of the two-way screw 61 and are in threaded connection with the two-way screw 61. The bidirectional screw 61 is rotatably installed in the sliding groove 11, and one end of the bidirectional screw 61 extends to the outside of the fixing rod 1, and the end is fixedly welded with the rotating block 62. The auxiliary rod 3 is provided with a driven groove 31 for the adjusting rod 2 to move along the length direction of the auxiliary rod 3. The turning block 62 is provided with a transverse slot 621 so as to drive the bidirectional screw 61 to rotate by a tool such as a screwdriver, and further drive the two adjusting rods 2 to approach or move away from each other.

Referring to fig. 2, the locking member is a fastening bolt 7, and a plurality of threaded holes 21 for locking the fastening bolt 7 are formed in the adjusting rod 2 at intervals along the length direction thereof. A waist-shaped hole 32 is arranged on one side wall of the auxiliary rod 3 far away from the ground along the length direction. The kidney shape is communicated with the hole 32 from the groove 31 and the length of the kidney shape is the same. The fastening bolt 7 passes through the waist-shaped hole 32 and is in locking connection with the threaded hole 21.

Referring to fig. 2 and 3, the driven groove 31 penetrates the auxiliary lever 3 in the longitudinal direction of the adjustment lever 2. The height of the adjustment lever 2 in the vertical direction is the same as the height of the driven groove 31. One side wall of the adjusting rod 2 far away from the ground is flush with one side wall of the driven groove 31 far away from the ground. A plurality of supplementary blocks 8 with round cross sections are connected to one side wall of the adjusting rod 2 close to the ground through threads, and the supplementary blocks 8 are distributed at intervals along the length direction of the adjusting rod 2. The interval through supplementing piece 8 sets up to improve the frictional force when compressing tightly the cloth, and be convenient for dismantle or install supplementing piece 8 through the instrument. The lowest point of the supplementary block 8 is flush with the lowest point of the fixing rod 1. The peripheral outer edge of the bottom of the supplement block 8 is provided with a fillet 81, so that the possibility of damage to the cloth when the cloth is pressed is reduced.

The implementation principle of the presser foot structure of the bar tacking machine in the embodiment of the application is as follows:

when the pressing enclosed area of the presser foot on the cloth is adjusted, the fastening bolt 7 is loosened, the rotating block 62 is driven to drive the bidirectional screw 61 to rotate, the two adjusting rods 2 are further close to or far away from each other, and then the fastening bolt 7 is locked;

when the pressing enclosing area of the presser foot is further adjusted along the length direction of the adjusting rod 2, the fastening bolt 7 is loosened and taken out, the supplementary blocks 8 on the two sides of the auxiliary rod 3 are disassembled according to the size to be adjusted, the fastening bolt 7 is moved out of the threaded hole 21 to unlock the adjusting rod 2, and the auxiliary rod 3 can be moved along the length direction of the adjusting rod 2; aligning the waist-shaped hole 32 with the corresponding threaded hole 21 on the adjusting rod 2, and then locking the fastening bolt 7 on the waist-shaped hole 32; and finally, the supplementary blocks 8 are arranged on the adjusting rods 2 one by one.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a presser foot structure of bar tacking machine which characterized in that: the adjustable support comprises a fixed rod (1), two parallel adjusting rods (2) and an auxiliary rod (3) parallel to the fixed rod (1), wherein the fixed rod (1), the adjusting rods (2) and the auxiliary rod (3) are arranged horizontally, a presser bar rod (4) is connected to the fixed rod (1), one end of each adjusting rod (2) is movably mounted on the fixed rod (1) vertically, the other end of each adjusting rod is movably connected to the auxiliary rod (3) vertically, two driving adjusting rods (2) are arranged on the fixed rod (1) and are close to or far away from each other, and a locking piece used for locking the adjusting rods (2) is arranged on the auxiliary rod (3).

2. The presser foot structure of a bar tacking machine as claimed in claim 1, wherein: regulating part (6) include two-way screw rod (61) and drive two-way screw rod (61) pivoted turning block (62), set up on dead lever (1) and supply adjusting rod (2) along sliding tray (11) that dead lever (1) length direction removed, two adjust pole (2) distribute in the both sides of two-way screw rod (61) and with two-way screw rod (61) threaded connection, install on dead lever (1) two-way screw rod (61), set up on auxiliary rod (3) and supply adjusting rod (2) along auxiliary rod (3) length direction removal from slot (31).

3. A presser foot structure of a bar tacking machine as claimed in claim 2, wherein: the retaining member is fastening bolt (7), set up screw hole (21) that supply fastening bolt (7) locking on adjusting pole (2), set up fastening bolt (7) on auxiliary rod (3) along waist shape hole (32) that auxiliary rod (3) length direction removed, waist shape hole (32) and driven groove (31) intercommunication, fastening bolt (7) pass waist shape hole (32) and are connected with screw hole (21).

4. A presser foot structure of a bar tacking machine as claimed in claim 3, wherein: the driven groove (31) penetrates through the auxiliary rod (3) along the length direction of the adjusting rod (2), the height of the adjusting rod (2) along the vertical direction is the same as that of the driven groove (31), and the fixed rod (1) and one side wall, close to the ground, of the auxiliary rod (3) are on the same horizontal plane;

a plurality of supplementing blocks (8) are detachably mounted on one side wall, close to the ground, of the adjusting rod (2), the lowest point of each supplementing block (8) is flush with the lowest point of the fixing rod (1), and a plurality of threaded holes (21) in the adjusting rod (2) are formed in the adjusting rod and are evenly arranged along the length direction of the adjusting rod (2) at intervals.

5. The presser foot structure of a bar tacking machine as claimed in claim 4, wherein: the supplementing blocks (8) are in threaded connection with the adjusting rod (2) and are distributed at intervals along the length direction of the adjusting rod (2).

6. The presser foot structure of a bar tacking machine as claimed in claim 5, wherein: the cross section of the supplementary block (8) is circular.

7. The presser foot structure of a bar tacking machine as claimed in claim 6, wherein: and a fillet (81) is arranged at the circumferential outer edge of the bottom of the supplementing block (8).

8. The presser foot structure of a bar tacking machine as claimed in claim 1, wherein: the bottoms of the fixed rod (1) and the auxiliary rod (3) are both provided with strip-shaped corrugations (5).