阅读说明：本技术 一种服装下摆圈缝装置 (Garment lower hem ring seam device ) 是由 陈转生 于 2019-09-24 设计创作，主要内容包括：本发明公开一种服装下摆圈缝装置,包括固设在机架台面上的绷缝机,在绷缝机的左、右两侧分别设置左转轮、右转轮,服装的环状下摆套在左转轮与右转轮的带动下回转运动,与现有技术不同的是：在左转轮的右侧设置能够下移后压住服装下摆开放端的压布头,在右转轮的左侧设置能够前后位移、能够使服装下摆开放端自压布头的抵压处开始倒骨的第五吹风管。压布头下降时,左转轮和右转轮暂时停止转动,压布头压住服装下摆开放端后,配合第五吹风管从后向前运动过程中的吹风作用,能够使服装下摆开放端翻折180度实现倒全骨。(The invention discloses a garment lower hem circular seam device, which comprises a flat seam machine fixedly arranged on a table surface of a frame, wherein a left rotating wheel and a right rotating wheel are respectively arranged on the left side and the right side of the flat seam machine, and an annular lower hem of a garment is sleeved on the left rotating wheel and the right rotating wheel to rotate under the driving of the left rotating wheel and the right rotating wheel, and the garment lower hem circular seam device is different from the prior art in that: the right side of the left rotating wheel is provided with a cloth pressing head which can move downwards and then press the open end of the lower hem of the garment, and the left side of the right rotating wheel is provided with a fifth air blowing pipe which can move back and forth and can enable the open end of the lower hem of the garment to start to fall from the abutting position of the cloth pressing head. When the cloth pressing head descends, the left rotating wheel and the right rotating wheel stop rotating temporarily, and after the cloth pressing head presses the open end of the lower hem of the garment, the open end of the lower hem of the garment can be turned over by 180 degrees to realize full skeleton inversion by matching with the blowing effect of the fifth blowing pipe in the process of moving from back to front.)

1. The utility model provides a clothing hem looping device, is including setting firmly sewing machine (100) on the frame mesa the left and right both sides of sewing machine (100) set up left runner (200), right runner (300) respectively, the top rim of left runner (200) and right runner (300) with the needle board (101) plane of sewing machine (100) is roughly parallel and level, and the cyclic annular lower hem cover of clothing is in left runner (200) and right runner (300) go up the back by can control displacement and/or horizontal hunting left runner (200) prop tightly, and rotary motion under the drive of left runner (200) and right runner (300), its characterized in that: the left side of the right rotating wheel (300) is provided with a cloth pressing head (700) which can move downwards and then press the open end of the lower hem of the garment, and the right side of the cloth pressing head (700) is provided with a fifth air blowing pipe (318) which can move back and forth and can enable the open end of the lower hem of the garment to start to be inverted from the abutting position of the cloth pressing head (700).

2. The garment hem loop stitching device of claim 1, wherein: the cloth pressing head (700) is fixedly arranged on a movable rod of a first power source (701), the first power source (701) is an air cylinder or an electromagnet, and the axial direction of the movable rod is vertical; a second guide rail (319) arranged along the front-rear direction is directly or indirectly fixedly arranged on the rack, the second guide rail (319) is in sliding fit with a second sliding block (320) and a third sliding block (330), a fifth air blowing pipe (318) is fixedly connected with the second sliding block (320), and a top edge device (331) is fixedly connected with the third sliding block (330); the second sliding block (320) is also connected with a cylinder rod of a flanging cylinder (321) which is arranged in the same axial front-back direction, and the third sliding block (330) is also connected with a cylinder rod of a top side cylinder (332) which is arranged in the same axial front-back direction; or the second sliding block (320) and/or the third sliding block (330) are/is further fixedly provided with a nut (322), and a screw rod (323) matched with the nut (322) and axially arranged along the front-back direction is arranged, the screw rod (323) is fixedly connected with a motor shaft of the bone-reversing motor (324), and the axial direction of the motor shaft of the bone-reversing motor (324) is arranged along the front-back direction; or the second sliding block (320) and/or the third sliding block (330) are/is further hinged with one end of a second connecting rod (325), the other end of the second connecting rod (325) is hinged with one end of a first connecting rod (326), the other end of the first connecting rod (326) is fixedly connected with a motor shaft of the inverted bone motor (324), and the axial direction of the motor shaft of the inverted bone motor (324) is arranged along the left-right direction; or the second slider (320) and/or the third slider (330) are/is also fixedly connected with one end of a connecting rod (327), the other end of the connecting rod (327) is abutted against a cam (328), the cam (328) is fixedly connected with a motor shaft of a bone reversing motor (324), the axial direction of the motor shaft of the bone reversing motor (324) is arranged along the left-right direction, one end of a tension spring (329) is further fixedly connected onto the connecting rod (327) or the second slider (320), and the other end of the tension spring (329) is directly or indirectly fixedly connected with the rack.

3. A garment hem ring seam device according to claim 1 or 2, wherein: a hemming roller (400) is fixedly arranged on the right rotating wheel (300), a hemming plate (500) is directly or indirectly fixedly arranged on the frame, and a lower hem cutting device is arranged on a needle plate (101) of the sewing machine (100); the flanging plate (500) comprises a straight rod part (501) and a flat plate part (502) which is gradually widened leftwards, the straight rod part (501) extends to the flanging roller (400), the flat plate part (502) is provided with a cavity (503), a third air blowing pipe is communicated with the cavity, and the front end surface of the flat plate part (502) is provided with a plurality of air outlet holes (504).

4. A garment hem loop stitching assembly as claimed in claim 3, wherein: the flanging roller (400) is in a tile shape with large front contour radius and small rear contour radius, a large fillet (4001) is arranged on the outer side of the upper end face of one side of the flanging roller, a large inclined chamfer (4002) is arranged on the outer side of the upper end face of the other side of the flanging roller, and the front section of the large inclined chamfer (4002) gradually extends forwards and upwards to form a curved slope (4003).

5. A garment hem ring seam device according to claim 1 or 2, wherein: the left rotating wheel (200) is dumbbell-shaped and is pivoted on a left rotating wheel seat (206), a left rotating wheel motor (207) is fixedly arranged on the left rotating wheel seat (206), and a motor shaft of the left rotating wheel motor (207) is connected with the left rotating wheel (200) through a synchronous belt; a left guide rail (201) is fixedly arranged on a rack, a left sliding block (202) with a screw hole is matched with the left guide rail (201) in a sliding manner, a left end plate (203) and a right end plate (204) are fixedly arranged at the left end and the right end of the left guide rail (201) respectively, and a screw rod (205) matched with the screw hole on the left sliding block (202) is pivoted between the left end plate (203) and the right end plate (204); an electric adjusting motor (210) is fixedly arranged on the left end plate (203), and a motor shaft of the electric adjusting motor (210) is connected with the screw rod (205) through a synchronous belt; the left wheel seat (206) and the left sliding block (202) are directly or indirectly connected together.

6. The garment hem ring seam device of claim 5, wherein: the left-hand wheel seat (206) below rigid coupling pendulum plate (208), the lower extreme rigid coupling hinge (211) of pendulum plate (208), hinge (211) with link the one end rigid coupling of board (212), articulated with the lower extreme of fixed plate (209), the upper end rigid coupling of fixed plate (209) left slider (202), the cylinder body of the articulated cylinder (213) in middle part of fixed plate (209), the jar pole of cylinder (213) with the other end of linking board (212) is articulated.

7. A garment hem ring seam device according to claim 1 or 2, wherein: the left rotating wheel (200) is dumbbell-shaped and is pivoted on a left rotating wheel seat (206), a left rotating wheel motor (207) is fixedly arranged on the left rotating wheel seat (206), and a motor shaft of the left rotating wheel motor (207) is connected with the left rotating wheel (200) through a synchronous belt; a left guide rail (201) is fixedly arranged on a rack, a left sliding block (202) which is matched with the left guide rail (201) in a sliding manner and is provided with a screw hole is fixedly arranged on the left end part of the left sliding block (202), an electric adjusting motor (210) is fixedly arranged on the left end part of the left sliding block (202), a motor shaft of the electric adjusting motor (210) is fixedly provided with a screw rod, the screw hole on the left sliding block (202) is matched with the screw rod in a threaded manner, and the end part of the screw rod is connected with the; the left wheel seat (206) and the left sliding block (202) are directly or indirectly connected together.

8. A garment hem ring seam device according to claim 1 or 2, wherein: the right rotating wheel (300) is dumbbell-shaped and comprises a front expansion part (3001) and a rear expansion part (3002) which are pivoted on a right rotating wheel seat (301), the right rotating wheel seat (301) is directly or indirectly arranged on a rack, a right rotating wheel motor (302) and a cloth feeding motor (303) are fixedly arranged on the right rotating wheel seat (301), a cylinder shaft (304) is pivoted on the right rotating wheel seat (301), the right rotating wheel (300) is fixedly arranged outside the cylinder shaft (304), an inner shaft (305) is pivoted in the cylinder shaft (304), the cylinder shaft (304) is driven to rotate by the right rotating wheel motor (302) through a synchronous belt, the inner shaft (305) is driven to rotate by the cloth feeding motor (303) through the synchronous belt, and a turbine (306) is fixedly arranged at the front end of the inner shaft (305); two rows of through grooves (30021) are uniformly formed in the circumferential direction of the rear expansion part (3002), a cloth grabbing gear (307) is pivoted in each through groove (30021), and the cloth grabbing gear (307) is meshed with the turbine (306).

9. The garment hem ring seam device of claim 8, wherein: a right sliding rail (312) is fixedly arranged on the rack and is in sliding fit with the right sliding rail (312) to form a sliding rod (313), a fixed seat (314) is fixedly arranged at the right end of the sliding rod (313), an upright rod (316) is fixedly arranged on the fixed seat (314), and the right rotating wheel seat (301) is fixedly arranged on the upright rod (316) in a vertically adjustable manner; a flat plate is fixedly arranged below the right sliding rail (312), a locking bolt (315) is screwed on the flat plate, and the rod end of the locking bolt (315) abuts against the fixed seat (314).

10. A garment hem ring seam device according to claim 1 or 2, wherein: the cloth pressing machine is characterized in that a cloth pressing motor (601) and a double-rod cylinder (602) are fixedly arranged on the sewing machine (100), a cylinder rod of the double-rod cylinder (602) obliquely faces a needle plate (101) of the sewing machine (100) and is pivoted with a cloth pressing wheel (600), and the cloth pressing wheel (600) is connected with a motor shaft of the cloth pressing motor (601) through a universal joint.

11. A garment hem ring seam device according to claim 1 or 2, wherein: a first air blowing pipe (310) is fixedly arranged above the flanging roller (400), the opening of the first air blowing pipe (310) is positioned at the junction of the straight rod part (501) of the flanging plate (500) and the flanging roller (400), and the opening faces to the junction; a second air blowing pipe (311) is fixedly arranged below the front expansion part (3001) of the right rotating wheel (300), and the opening of the second air blowing pipe (311) faces forwards.

12. A garment hem ring seam device according to claim 1 or 2, wherein: the left rotating wheel (200) and the right rotating wheel (300) rotate synchronously.

13. A garment hem ring seam device according to claim 1 or 2, wherein: the control system comprises a right switch (308) for controlling the right rotary wheel motor (302) and the left rotary wheel motor (207) to start and stop, and an emergency stop switch (317) for controlling the right rotary wheel motor (302) and the left rotary wheel motor (207) to stop; the cloth feeding motor (303) is arranged on the right side of the right rotary wheel motor (302) and fixedly provided with a plurality of reflective light eyes (309), and can rotate forwards or backwards and rotate forwards or backwards at an angle according to the reflection signals of the plurality of reflective light eyes (309) under the control of a control system.

Technical Field

The invention relates to auxiliary equipment for clothing production, in particular to a lower hem ring sewing device for clothing.

Background

The utility model with publication number CN200971409Y discloses a full-automatic double-blowing lower hem sewing guide device, which comprises a guide device with two air-blowing blocks and a photoelectric sensing switch, wherein when a cloth is put in, the pneumatic cylinder is controlled to pull back to drive the left air-blowing block to move rightwards, so as to guide the cloth to be sewn into a right convex groove shape and blow air leftwards and rightwards simultaneously, the right air-blowing block is used for assisting the cloth to be guided to a positioning plate, so that the width of the lower hem of the sewing is fixed, the left air-blowing block ensures that the cloth is flatly stretched to avoid the generation of wrinkles, when the sewing reaches the cloth joint, the relative thickness is increased due to the overlapping of two pieces of cloth, the lower part of a work platform for bearing the cloth is hollowed, a buffer component is arranged to absorb the increased thickness of the cloth, after the joint passes through, the buffer component and the work platform are restored to be in the same plane, when the photoelectric sensing switch detects the sewing completion of, and pushing out the pneumatic cylinder to drive the left air blowing block to automatically move leftwards, stopping air blowing at the same time, and continuously sewing till the sewing is finished.

The utility model discloses a utility model patent with publication number CN201362787Y discloses a sewing machine sewing guiding device capable of machine-sewing a lower hem of a dress material, which comprises a gas supply source, a gas control mechanism, a cover plate group, a bending mechanism and a blowing mechanism, wherein the gas control mechanism comprises a solenoid valve, a switcher and a first gas pipeline, the cover plate group is arranged on the sewing machine, the bending mechanism comprises a seat body and a dress material folded plate, the blowing mechanism comprises a block body and a second gas pipeline, the block body is provided with an arc-shaped opening and a blowing hole at one side corresponding to the dress material folded plate, the second gas pipeline is communicated with the blowing hole and the solenoid valve, wherein the sewed cloth is arranged on the cloth folded plate, the action of the electromagnetic valve is controlled by the switcher, the air flows through the first air transmission pipeline and the second air transmission pipeline and is blown to the sewed cloth from the air blowing hole, so that the bottom section of the sewed fabric generates a hem to be sewed, which is attached to the surface of the fabric folded plate; thereby improving the independent usability of the machine sewing guiding device.

The lower hem sewing guide device aims at the lower hem of the garment piece, the annular garment lower hem formed by assembling the front garment piece and the rear garment piece cannot be sewn, the reverse bones cannot be realized, namely, the bones on the two sides of the garment are in the same reverse direction or in the opposite direction, and the code changing, money changing and machine adjusting are very complex and tedious.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention discloses a garment lower hem ring-stitching device, which comprises a flat-seaming machine fixedly arranged on the table surface of a frame, wherein a left rotating wheel and a right rotating wheel are respectively arranged at the left side and the right side of the flat-seaming machine, the upper rims of the left rotating wheel and the right rotating wheel are approximately flush with the plane of a needle plate of the flat-seaming machine, the annular lower hem of a garment is sleeved on the left rotating wheel and the right rotating wheel and then is tightly supported by the left rotating wheel which can move left and right and/or swing left and right, and the annular lower hem of the garment is driven by the left rotating wheel and the right rotating wheel to do rotary motion, and the device is: the right side of the left rotating wheel is provided with a cloth pressing head which can move downwards and then press the open end of the lower hem of the garment, and the left side of the right rotating wheel is provided with a fifth air blowing pipe which can move back and forth and enable the open end of the lower hem of the garment to fall into the bone from the abutting position of the cloth pressing head. When the cloth pressing head descends, the left rotating wheel and the right rotating wheel stop rotating temporarily, the cloth pressing head presses the open end of the lower hem of the garment and then cooperates with the blowing effect of the fifth blowing pipe in the backward and forward movement process to enable the open end of the lower hem of the garment to be turned over for 180 degrees to realize the full seam inversion, the cloth pressing head is used for preventing the lower hem of the garment from being blown away without a fixed point when the fifth blowing pipe blows, then the cloth pressing head ascends, the left rotating wheel and the right rotating wheel resume rotating, and the flat seaming machine sews the lower hem of the garment at the full seam inversion.

Further, the cloth pressing head is fixedly arranged on a movable rod of a first power source, the first power source is a cylinder or an electromagnet, and the axial direction of the movable rod of the first power source is along the vertical direction; a second guide rail arranged along the front-back direction is directly or indirectly fixedly arranged on the rack, a second sliding block and a third sliding block are in sliding fit with the second guide rail, a fifth air blowing pipe is fixedly connected with the second sliding block, and a top edge device is fixedly connected with the third sliding block; the second sliding block is also connected with a cylinder rod of a flanging cylinder arranged in the same axial front-back direction, and the third sliding block is also connected with a cylinder rod of a top side cylinder arranged in the same axial front-back direction; or the second sliding block and/or the third sliding block are/is also fixedly provided with a nut, and a screw rod matched with the nut and axially arranged along the front-back direction is fixedly connected with a motor shaft of the bone-inverting motor; or the second sliding block and/or the third sliding block are/is also hinged with one end of a first connecting rod, the other end of the second connecting rod is hinged with one end of a first connecting rod, the other end of the first connecting rod is fixedly connected with a motor shaft of the bone-reversing motor, and the axial direction of the motor shaft of the bone-reversing motor is arranged along the left-right direction; or the second sliding block and/or the third sliding block are/is further fixedly connected with one end of a connecting rod, the other end of the connecting rod is abutted to a cam, the cam is fixedly connected with a motor shaft of the bone-reversing motor, the motor shaft of the bone-reversing motor is axially arranged along the left-right direction, the connecting rod or the second sliding block is further fixedly connected with one end of a tension spring, and the other end of the tension spring is directly or indirectly fixedly connected with the rack.

Furthermore, a flanging roller is fixedly arranged on the right rotating wheel, a flanging plate is directly or indirectly fixedly arranged on the rack, a lower hem cutting device is arranged on a needle plate of the flat seaming machine, the flanging plate comprises a straight rod part and a flat plate part which gradually expands leftwards, the straight rod part extends to the flanging roller, the flat plate part is provided with a cavity, a third air blowing pipe is communicated with the cavity, and a plurality of air outlet holes are formed in the front end surface of the flat plate part.

Furthermore, the edge folding roller is in a tile shape with a large front contour radius and a small rear contour radius, a large round angle is arranged on the outer side of the upper end face of one side of the edge folding roller, a large oblique chamfer is arranged on the outer side of the upper end face of the other side of the edge folding roller, and the front section of the large oblique chamfer gradually extends forwards and upwards to form a curved slope.

Furthermore, the left rotating wheel is dumbbell-shaped and is pivoted on a left rotating wheel seat, a left rotating wheel motor is fixedly arranged on the left rotating wheel seat, and a motor shaft of the left rotating wheel motor is connected with the left rotating wheel through a synchronous belt; a left guide rail is fixedly arranged on the frame, a left sliding block with a screw hole is in sliding fit with the left guide rail, a left end plate and a right end plate are fixedly arranged at the left end and the right end of the left guide rail respectively, and a screw rod matched with the screw hole on the left sliding block is pivoted between the left end plate and the right end plate; an electric adjusting motor is fixedly arranged on the left end plate, and a motor shaft of the electric adjusting motor is connected with the screw rod through a synchronous belt; the left rotating wheel seat is directly or indirectly connected with the left sliding block.

Furthermore, a swing plate is fixedly connected below the left wheel seat, the lower end of the swing plate is fixedly connected with a hinge shaft, the hinge shaft is fixedly connected with one end of a connecting plate and hinged with the lower end of a fixed plate, the upper end of the fixed plate is fixedly connected with the left sliding block, the middle of the fixed plate is hinged with a cylinder body of an air cylinder, and a cylinder rod of the air cylinder is hinged with the other end of the connecting plate.

Furthermore, the left rotating wheel is dumbbell-shaped and is pivoted on a left rotating wheel seat, a left rotating wheel motor is fixedly arranged on the left rotating wheel seat, and a motor shaft of the left rotating wheel motor is connected with the left rotating wheel through a synchronous belt; a left guide rail is fixedly arranged on a rack, a left sliding block with a screw hole is in sliding fit with the left guide rail, an electric adjusting motor is fixedly arranged at the left end part of the left sliding block, a screw rod is fixedly arranged on a motor shaft of the electric adjusting motor, the screw hole on the left sliding block is in threaded fit with the screw rod, and the end part of the screw rod is connected with the left guide rail in a switching way; the left rotating wheel seat is directly or indirectly connected with the left sliding block.

Further, the right rotating wheel is dumbbell-shaped and comprises a front expansion part and a rear expansion part, and is pivoted on a right rotating wheel seat, the right rotating wheel seat is directly or indirectly mounted on the rack, a right rotating wheel motor and a cloth feeding motor are fixedly arranged on the right rotating wheel seat, a cylinder shaft is pivoted on the right rotating wheel seat, the right rotating wheel is fixedly arranged outside the cylinder shaft, an inner shaft is pivoted in the cylinder shaft, the cylinder shaft is driven to rotate by the right rotating wheel motor through a synchronous belt, the inner shaft is driven to rotate by the cloth feeding motor through the synchronous belt, and a turbine is fixedly arranged at the front end of the inner shaft; two rows are formed in the circumferential direction of the rear expansion part, a plurality of through grooves are uniformly formed in each row, a cloth grabbing gear is pivoted in each through groove, and the cloth grabbing gears are meshed with the turbines.

Furthermore, a right slide rail is fixedly arranged on the rack and is in sliding fit with the right slide rail, a fixed seat is fixedly arranged at the right end of the slide rail, a vertical rod is fixedly arranged on the fixed seat, and the right rotating wheel seat is fixedly arranged on the vertical rod in a vertically adjustable manner; and a flat plate is fixedly arranged below the right slide rail, a locking bolt is screwed on the flat plate, and the rod end of the locking bolt abuts against the fixed seat.

Furthermore, a cloth pressing motor and a double-rod cylinder are fixedly arranged on the flat seaming machine, a cylinder rod of the double-rod cylinder obliquely faces a needle plate of the flat seaming machine and is pivoted with a cloth pressing wheel, and the cloth pressing wheel is connected with a motor shaft of the cloth pressing motor through a universal joint.

Further, a first air blowing pipe is fixedly arranged above the edge folding roller, the opening of the first air blowing pipe is positioned at the junction of the straight rod part of the edge folding plate and the edge folding roller, and the opening faces to the junction; and a second air blowing pipe is fixedly arranged below the front expansion part of the right rotating wheel, and the opening of the second air blowing pipe faces forwards.

Further, the left and right wheels rotate in synchronism.

The control system comprises a right switch for controlling the start and stop of the right rotating wheel motor and the left rotating wheel motor, and an emergency stop switch for controlling the stop of the right rotating wheel motor and the left rotating wheel motor; the cloth feeding motor can rotate forwards or backwards and rotate forwards or backwards at an angle according to reflection signals of the plurality of reflection light eyes under the control of the control system.

Compared with the prior art, the full-bone-reversing sewing machine can realize the full-bone reversing function, is high in sewing efficiency, can perform sewing in various modes, including full-automatic sewing, semi-automatic sewing, one-key starting and manual testing and machine adjusting, and can be selected by the student and the acquaintance.

Drawings

FIG. 1 is a schematic structural diagram of one embodiment 1-3 of the present invention.

Fig. 2 is a schematic view of the structure of fig. 1 from another view angle.

Fig. 3 is a partially enlarged view of fig. 2.

Fig. 4 is a schematic view of fig. 1 from a further perspective.

Fig. 5 is a partially enlarged view of fig. 4.

FIG. 6 is a schematic view of the construction of the right wheel and the parts attached thereto of the present invention.

Fig. 7 is a partial cross-sectional view of fig. 6.

Fig. 8 is a schematic view of the structure of fig. 6 from another view angle.

FIG. 9 is a schematic view of the structure of the hem plate of the invention.

Fig. 10 is a partially enlarged view of fig. 9.

FIG. 11 is a schematic view of the construction of the creasing roller of the present invention.

Fig. 12 is a schematic view of the structure of fig. 11 from another view angle.

FIG. 13 is a schematic structural view of part of the components of embodiment 4.

FIG. 14 is a schematic structural view of part of the components of embodiment 5.

Detailed Description