CN113638139B

CN113638139B - Sewing machine cloth feeding control device with adjusting and cloth swinging functions

Info

Publication number: CN113638139B
Application number: CN202111207661.8A
Authority: CN
Inventors: 赵慧利
Original assignee: Nantong Yusen Home Textile Technology Co ltd
Current assignee: Nantong Yusen Home Textile Technology Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2021-12-21
Anticipated expiration: 2041-10-18
Also published as: CN113638139A

Abstract

The invention discloses a sewing machine cloth feeding control device with adjusting and cloth placing functions, relates to the technical field of sewing control, and solves the problems that the currently used cloth control device mainly adopts unidirectional cloth control, does not have a processing position for simultaneously and rapidly moving cloth transversely, longitudinally and bidirectionally, and does not have a function of accommodating corners of redundant cloth. The cloth feeding control device of the sewing machine with the functions of adjusting and arranging cloth comprises a base, wherein two groups of square sliding grooves are fixedly arranged on two sides of the top of the base; a feed screw is longitudinally and rotatably arranged in the middle of the top of the base through a shaft bracket; the rear end of base is fixed and is provided with the rear end plate, and the rear end of rear end plate is fixed and is provided with motor A, and motor A is connected with feed screw transmission, through being provided with slide and rolling axle, for controlling means provides complete control transport function, can provide the processing position of the fast violently indulging the both-way movement cloth to the function of the corner of accomodating unnecessary cloth is provided.

Description

Sewing machine cloth feeding control device with adjusting and cloth swinging functions

Technical Field

The invention relates to the technical field of sewing control, in particular to a cloth feeding control device of a sewing machine with functions of adjustment and cloth swinging.

Background

When sewing processing, need remove the bottom of sewing needle head with the position control that the cloth needs the sewing, provide the sewing function, mainly realize the control to the cloth through conveyer belt or roller at present, need make the outside preparation concatenation cloth of cloth with the pattern in addition.

The accuse cloth device that uses at present mainly is one-way accuse cloth, does not possess the processing position of the quick horizontal and vertical both-way movement cloth simultaneously, does not possess the function that provides the corner of accomodating unnecessary cloth, is unfavorable for quick continuous cloth control, does not possess the function that can assist to make up the concatenation material.

Therefore, the existing requirements are not met, and a sewing machine cloth feeding control device with the functions of adjusting and swinging cloth is provided for the cloth feeding control device.

Disclosure of Invention

Problem (A)

The invention aims to provide a cloth feeding control device of a sewing machine with adjusting and cloth placing functions, and aims to solve the problems that the currently used cloth control device in the background technology is mainly one-way cloth control, does not have the functions of simultaneously and rapidly moving the processing position of cloth transversely and longitudinally in two directions, does not have the function of providing corners for accommodating redundant cloth, is not beneficial to rapid and continuous cloth control, and does not have the function of assisting sewing and splicing materials.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the cloth feeding control device of the sewing machine with the functions of adjusting and arranging cloth comprises a base, wherein two groups of square sliding grooves are fixedly arranged on two sides of the top of the base; a feed screw is longitudinally and rotatably arranged in the middle of the top of the base through a shaft bracket; a rear end plate is fixedly arranged at the rear end of the base, a motor A is fixedly arranged at the rear end of the rear end plate, and the motor A is in transmission connection with a feed screw; a sewing machine base is fixedly arranged at the front end of the left side of the base; two groups of sliding strip structures are integrally arranged on two sides of the bottom of the sliding seat, and the sliding strip structures are arranged in the square sliding grooves in a sliding mode; the two ends of the winding shaft are provided with baffle structures; the sliding seat is longitudinally arranged on the right side of the top of the sliding seat in a sliding manner through two groups of guide rails; the cushion seat is fixedly arranged at the top of the right side of the sewing machine seat, and the bottom surface of the cushion seat is attached to the top surface of the sliding seat.

Preferably, the sliding seat comprises two groups of U-shaped shaft brackets fixedly arranged on two sides of the top of the sliding seat, the winding shafts are rotatably arranged in the middle of the tops of the U-shaped shaft brackets, and the number of the winding shafts is two; two groups of motor bases are fixedly arranged at the rear end of the top of the sliding base, a motor B is fixedly arranged at the top of the motor bases, and gears are arranged at the rear ends of the motor B and the winding shaft and meshed with each other.

Preferably, a slot is formed in the middle of one side of the winding shaft; two butt-joint barrels are integrally arranged on one side of the clamping strip, and T-shaped through holes are formed in the butt-joint barrels; the T-shaped rod is arranged in the T-shaped through hole in a sliding mode.

Preferably, two groups of circular grooves are formed in two sides of the inner part of the slot, and the butt-joint cylinder is arranged in the circular grooves in a sliding fit manner; the T-shaped rod penetrates through the butt-joint cylinder and is fixedly arranged in the circular groove through threaded connection; the edge of the slot is provided with a ball groove.

Preferably, the bottom of one side of the sliding seat, which is far away from the sewing machine base, is integrally provided with a corner, and a jackscrew is arranged in the corner through threaded connection; the middle of the sliding seat is eccentrically and rotatably provided with a hand wheel shaft; the two ends of one side of the sliding seat, which is far away from the sewing machine base, are vertically provided with U-shaped sliding frames in a sliding manner through two groups of guide rails, racks are fixedly arranged in the inner walls of one sides of the U-shaped sliding frames, which are close to hand wheel shafts, and one sides of the hand wheel shafts, which are close to the sliding seats, are provided with gears and are meshed with the racks.

Preferably, the bottom of the U-shaped sliding frame is fixedly provided with an underframe, and the inner side of the underframe is rotatably provided with two groups of width-adjusting screw rods; the middle of the U-shaped sliding frame is rotatably provided with a middle shaft, and the middle shaft is in transmission connection with two groups of width adjusting lead screws which are provided with bevel gears; a pressing device is arranged in the underframe in a sliding mode and is in threaded connection with the width adjusting lead screw.

Preferably, one side of the pressing device, which is far away from the sliding seat, is provided with a swinging frame, and a placing groove is formed in the middle of the adjacent sides of the two groups of swinging frames; the pressing sheet is positioned in the placing groove, and two groups of spring rods are fixedly arranged at the top of the pressing sheet; the spring rod is connected with the swinging frame in a sliding manner, and the top of the spring rod is sleeved with the spring and is fixedly provided with a blocking piece; the middle of one side top of the swing frame is provided with a top tightening screw rod through threaded connection, and the bottom end of the top tightening screw rod is attached to a pressing sheet.

Preferably, two sides of the pressing sheet are provided with four groups of semicircular gap structures; the thickness of preforming is half of the standing groove.

Preferably, the top of chock is provided with four groups of deflector rolls all around the rotation, and the deflector roll outside is the rubber material, and the top of deflector roll aligns with the top of chock.

(III) advantageous effects

The invention provides a sewing machine cloth feeding control device with the functions of adjustment and cloth arrangement, which provides a complete control conveying function for the control device by arranging a sliding seat and a winding shaft, can provide a processing position for fast moving cloth transversely and longitudinally in a bidirectional way, the function of containing the corners of the redundant cloth is provided, after the clamping strips are pulled out, the two sides of the quadrilateral cloth which are not adjacent pass through the two groups of clamping strips respectively, the clamping strips are loosened, the clamping strips can be pulled into the slots by the self-locking of the circular slots and the slots, the realization is fixed to the cloth, starts two sets of motors B antiport and drives the rolling axle rotatory, and the avris rolling with the cloth after two sets of rolling axle rolling, starter motor A drive feed screw rotatory, and feed screw impels the slide through the screw drive and can realize the longitudinal position adjustment to the cloth, accomplishes the nimble adjustment of violently indulging two-way position, and then realizes the sewing through the mode of feeding.

Slide seat and press device's setting, for controlling means provides the supplementary function of making up the concatenation material, draw down one side behind the slide unblock earlier, place the edge of pattern in the standing groove, screw up the tight preforming in tight screw rod top, can utilize the preforming to fix the pattern avris, then it is rotatory to rotate the jackshaft and drive two sets of width screws of transferring through bevel gear, impel two sets of width screws of transferring, outwards expand two sets of press device, tighten the pattern cloth, remove the slide and align the pattern cloth with the sewing position of main cloth, behind the fixed slide of jackscrew, can begin the step of sewing the pattern, easy operation conveniently controls.

Drawings

FIG. 1 is a schematic perspective rear view structure in an embodiment of the present invention;

FIG. 2 is a schematic perspective front view of an embodiment of the present invention;

FIG. 3 is a schematic perspective exploded view of an embodiment of the present invention;

FIG. 4 is a schematic view of an axial disassembly structure in an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a pressing device according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of a wind-up reel according to an embodiment of the present invention;

FIG. 7 is an enlarged partial structural view of part A in the embodiment of the present invention;

FIG. 8 is an enlarged partial structural view of a portion B in the embodiment of the present invention;

in fig. 1 to 8, the correspondence between the part names or lines and the reference numbers is:

1. a base; 101. a square chute; 102. a feed screw; 103. a rear end plate; 104. a motor A; 105. a sewing machine base; 2. a slide base; 201. a U-shaped shaft bracket; 202. a motor base; 203. a motor B; 3. a winding shaft; 301. a slot; 3011. a circular groove; 3012. a ball groove; 302. clamping the strip; 303. a docking barrel; 304. a T-shaped rod; 4. a sliding seat; 401. a corner; 402. a hand wheel shaft; 403. a U-shaped carriage; 404. a rack; 405. a chassis; 406. adjusting a width screw rod; 407. an intermediate shaft; 5. a pressing device; 501. placing a frame; 502. a placement groove; 503. tabletting; 504. a spring lever; 505. tightly pushing the screw; 6. a pad seat; 601. and a guide roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 8, an embodiment of the present invention includes: the cloth feeding control device of the sewing machine with the functions of adjusting and arranging cloth comprises a base 1, wherein two groups of square sliding grooves 101 are fixedly arranged on two sides of the top of the base 1; a feed screw 102 is longitudinally and rotatably arranged in the middle of the top of the base 1 through a shaft bracket; a rear end plate 103 is fixedly arranged at the rear end of the base 1, a motor A104 is fixedly arranged at the rear end of the rear end plate 103, and the motor A104 is in transmission connection with a feed screw 102; a sewing machine base 105 is fixedly arranged at the front end of the left side of the base 1; two groups of sliding strip structures are integrally arranged on two sides of the bottom of the sliding seat 2, and the sliding strip structures are arranged in the square sliding groove 101 in a sliding manner; the winding shaft 3 is provided with a baffle structure at two ends of the winding shaft 3; the sliding seat 4 is arranged on the right side of the top of the sliding seat 2 in a longitudinal sliding mode through two groups of guide rails; and the cushion seat 6 is fixedly arranged at the top of the right side of the sewing machine base 105, and the bottom surface of the cushion seat 6 is attached to the top surface of the sliding seat 2.

Referring to fig. 1, two groups of U-shaped shaft brackets 201 are fixedly arranged on two sides of the top of the sliding seat 2, the winding shafts 3 are rotatably arranged in the middle of the top of the U-shaped shaft brackets 201, and the number of the winding shafts 3 is two; two sets of motor cabinet 202 are fixed to be provided with at the top rear end of slide 2, and the top of motor cabinet 202 is fixed and is provided with motor B203, and motor B203 sets up gear engagement with the rear end of rolling axle 3, and motor B203 can drive rolling axle 3 rotatory.

Wherein, the middle of one side of the winding shaft 3 is provided with a slot 301; two pairs of butt joint barrels 303 are integrally arranged on one side of the clamping strip 302, and T-shaped through holes are formed in the butt joint barrels 303; the T-bar 304 is slidably disposed in the T-shaped through-hole.

Referring to fig. 7-8, the clamping strips 302 are of a telescopic structure, and the function of self-locking and fixing the slot 301 can be realized by matching springs with the T-shaped rod 304, after the clamping strips 302 are pulled out, two sides of the quadrilateral cloth, which are not adjacent to each other, respectively pass through the two groups of clamping strips 302, and then the cloth can be fixed by self-locking of the clamping strips 302; two groups of circular grooves 3011 are formed on two sides of the interior of the slot 301, and the docking barrel 303 is arranged in the circular grooves 3011 in a sliding fit; the T-shaped rod 304 passes through the butt-joint barrel 303 and is fixedly arranged in the circular groove 3011 through threaded connection; a ball slot 3012 is arranged at the edge of the slot 301; a gap exists between the clamping strip 302 and the slot 301, and cloth can be accommodated.

Referring to fig. 5, a corner 401 is integrally formed at the bottom of one side of the sliding seat 4 away from the sewing machine base 105, a jackscrew is arranged in the corner 401 through threaded connection, and the sliding seat 4 can be fixedly connected with the sliding seat 2 through the jackscrew; the middle of the sliding seat 4 is eccentrically and rotatably provided with a hand wheel shaft 402; two ends of one side of the sliding seat 4, which is far away from the sewing machine seat 105, are vertically provided with U-shaped sliding carriages 403 in a sliding manner through two groups of guide rails, a rack 404 is fixedly arranged in the inner wall of one side of the U-shaped sliding carriages 403, which is close to the hand wheel shaft 402, and a gear meshed with the rack 404 is arranged on one side of the hand wheel shaft 402, which is close to the sliding seat 2; a hand wheel is arranged at the right end of the hand wheel shaft 402, and the hand wheel shaft 402 can be rotated to drive the rack 404 to move so as to vertically lift the U-shaped sliding frame 403.

Referring to fig. 5, a bottom frame 405 is fixedly arranged at the bottom of the U-shaped carriage 403, and two sets of width-adjusting screws 406 are rotatably arranged on the inner side of the bottom frame 405; an intermediate shaft 407 is rotatably arranged in the middle of the U-shaped sliding frame 403, and the intermediate shaft 407 is in transmission connection with two groups of width adjusting screw rods 406 through bevel gears; the base frame 405 is internally provided with a pressing device 5 in a sliding manner, the pressing device 5 is in threaded connection with the width-adjusting screw rod 406, the rotating intermediate shaft 407 drives the two sets of width-adjusting screw rods 406 to rotate through the bevel gears, the two sets of width-adjusting screw rods 406 push the two sets of width-adjusting screw rods 406 through thread transmission, and synchronous adjustment of the two sets of width-adjusting screw rods 406 can be realized.

Wherein, one side of the pressing device 5 far away from the sliding seat 4 is provided with a swinging frame 501, and the middle of the adjacent sides of the two groups of swinging frames 501 is provided with a placing groove 502; the top of the pressing sheet 503 is fixedly provided with two groups of spring rods 504, the spring rods 504 are slidably connected with the swinging frame 501, and the top of the spring rods 504 is sleeved with springs and fixedly provided with blocking pieces; a jacking screw rod 505 is arranged in the middle of the top of one side of the swinging frame 501 in a threaded connection mode, and the bottom end of the jacking screw rod 505 is attached to the pressing sheet 503; two sides of the pressing sheet 503 are provided with four groups of semicircular gap structures; the thickness of the pressing piece 503 is half of the thickness of the placement groove 502.

Referring to fig. 5, the number of the pressing devices 5 is set to two groups, which can provide a clamping function, and the two sides of the cloth can be fixedly increased by using the two groups of pressing devices 5, so that the pattern cloth is positioned at the top of the main cloth, and the relative position of the pattern cloth and the main cloth is maintained, thereby providing a synchronous movement function.

Wherein, four groups of guide rollers 601 are rotatably arranged around the top of the cushion seat 6, the outside of the guide rollers 601 is made of rubber, and the top of the guide rollers 601 is aligned with the top of the cushion seat 6; the bottom of the take-up reel 3 is aligned with the top of the shoe 6.

The working principle is as follows: in the first embodiment, in general sewing, after the clamping strips 302 are pulled out, two sides of the quadrilateral fabric which are not adjacent to each other respectively pass through the two groups of clamping strips 302, the clamping strips 302 are loosened, and the clamping strips 302 can be pulled into the slots 301 by self-locking of the circular slots 3011 and the slots 301, so that the fabric is fixed; starting two groups of motors B203 to rotate reversely to drive the winding shafts 3 to rotate, winding the sides of the cloth by the two groups of winding shafts 3 after winding, tightening the cloth, and pressing the bottom of the cloth on the top of the cushion seat 6; starting the two groups of motors B203 to rotate in the same direction, moving the cloth to one side, adjusting the position for sewing, arranging a sewing machine on the top of the sewing machine base 105, and positioning the needle of the sewing machine in the middle of the top of the cushion base 6 so as to perform sewing operation; when the cloth needs to be moved longitudinally, the starting motor A104 drives the feed screw 102 to rotate, and the feed screw 102 pushes the slide base 2 through thread transmission, so that the longitudinal position of the cloth can be adjusted.

In the second embodiment, when adding the pattern, the slide base 2 is unlocked and then pulled down, the edge of the pattern is placed in the placing groove 502, the tightening screw 505 is screwed to tighten the pressing sheet 503, the side of the pattern is fixed by using the pressing sheet 503, the intermediate shaft 407 is rotated, the intermediate shaft 407 drives the two sets of width adjusting screws 406 to rotate through the bevel gear, the two sets of width adjusting screws 406 push the two sets of width adjusting screws 406 through thread transmission, the two sets of width adjusting screws 406 are synchronously adjusted, the two sets of pressing devices 5 are outwards expanded to tighten the pattern cloth, then the cloth is pressed on the top of the main cloth through self weight, the slide base 2 is moved to align the pattern cloth with the sewing position of the main cloth, and the pattern sewing step can be started after the slide base 2 is fixed through a top thread.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Sewing machine work feed controlling means with adjustment and pendulum cloth function, its characterized in that includes:

the device comprises a base (1), wherein two groups of square sliding grooves (101) are fixedly arranged on two sides of the top of the base (1); a feed screw (102) is longitudinally and rotatably arranged in the middle of the top of the base (1) through a shaft bracket; a rear end plate (103) is fixedly arranged at the rear end of the base (1), a motor A (104) is fixedly arranged at the rear end of the rear end plate (103), and the motor A (104) is in transmission connection with a feed screw (102); a sewing machine base (105) is fixedly arranged at the front end of the left side of the base (1);

two groups of sliding strip structures are integrally arranged on two sides of the bottom of the sliding seat (2), and the sliding strip structures are arranged in the square sliding groove (101) in a sliding manner;

the winding device comprises a winding shaft (3), wherein two ends of the winding shaft (3) are provided with baffle structures; two groups of U-shaped shaft brackets (201) are fixedly arranged on two sides of the top of the sliding seat (2), the winding shafts (3) are rotatably arranged in the middle of the top of the U-shaped shaft brackets (201), and the number of the winding shafts (3) is two;

the sliding seat (4) is longitudinally arranged on the right side of the top of the sliding seat (2) in a sliding manner through two groups of guide rails; a corner (401) is integrally arranged at the bottom of one side of the sliding seat (4) far away from the sewing machine seat (105), and a jackscrew is arranged in the corner (401) through threaded connection; a hand wheel shaft (402) is eccentrically and rotatably arranged in the middle of the sliding seat (4); two ends of one side of the sliding seat (4) close to the sewing machine seat (105) are vertically provided with U-shaped sliding carriages (403) in a sliding manner through two groups of guide rails, the inner wall of one side of each U-shaped sliding carriage (403) close to the hand wheel shaft (402) is fixedly provided with a rack (404), and one side of the hand wheel shaft (402) close to the sliding seat (2) is provided with a gear meshed with the rack (404); the bottom of the U-shaped sliding frame (403) is fixedly provided with a bottom frame (405), and the inner side of the bottom frame (405) is rotatably provided with two groups of width-adjusting screw rods (406); an intermediate shaft (407) is rotatably arranged in the middle of the U-shaped sliding frame (403), and the intermediate shaft (407) is in transmission connection with two groups of width-adjusting screw rods (406) through bevel gears; two groups of pressing devices (5) are arranged in the bottom frame (405) in a sliding mode, and each group of pressing devices (5) is in threaded connection with each group of width-adjusting lead screws (406); a swinging frame (501) is arranged on one side of each group of pressing devices (5) far away from the sliding seat (4), and a placing groove (502) is formed in the middle of the adjacent sides of the two groups of swinging frames (501); the pressing sheet (503) is positioned in the placing groove (502), and two groups of spring rods (504) are fixedly arranged at the top of the pressing sheet (503); the spring rod (504) is connected with the swing frame (501) in a sliding mode, and the top of the spring rod (504) is sleeved with a spring and is fixedly provided with a blocking piece; the middle of the top of one side of the swing frame (501) is provided with a jacking screw rod (505) through threaded connection, and the bottom end of the jacking screw rod (505) is attached to the pressing sheet (503); each pressing sheet (503) is provided with four groups of semicircular gap structures; the thickness of the pressing sheet (503) is half of that of the placing groove (502);

the cushion seat (6), the fixed right side top that sets up at sewing machine seat (105) of cushion seat (6), and the top surface of the bottom surface laminating slide (2) of cushion seat (6).

2. The cloth feeding control device of sewing machine with adjusting and swinging functions as claimed in claim 1, characterized in that two sets of motor bases (202) are fixedly arranged at the rear end of the top of the sliding base (2), a motor B (203) is fixedly arranged at the top of the motor bases (202), and the motor B (203) is engaged with a gear arranged at the rear end of the winding shaft (3).

3. The cloth feeding control device of sewing machine with adjusting and swinging functions as claimed in claim 1, characterized in that a slot (301) is opened in the middle of one side of the winding shaft (3); two pairs of butt joint barrels (303) are integrally arranged on one side of the clamping strip (302), and T-shaped through holes are formed in the butt joint barrels (303); the T-shaped rod (304) is slidably arranged in the T-shaped through hole.

4. The cloth feeding control device of the sewing machine with the adjusting and swinging functions as claimed in claim 3, wherein two groups of circular grooves (3011) are formed on two sides of the inside of the slot (301), and the butt-joint cylinder (303) is matched and slidably arranged in the circular grooves (3011); the T-shaped rod (304) penetrates through the butt joint barrel (303) and is fixedly arranged in the circular groove (3011) through threaded connection; the edge of the slot (301) is provided with a ball slot (3012).

5. The cloth feeding control device of sewing machine with adjusting and swinging functions as claimed in claim 1, characterized in that four sets of guide rollers (601) are rotatably arranged around the top of the pad seat (6), and the top of the guide rollers (601) is aligned with the top of the pad seat (6).