CN213061283U

CN213061283U - Cloth pressing device of sewing machine

Info

Publication number: CN213061283U
Application number: CN202021848966.8U
Authority: CN
Inventors: 赵志武
Original assignee: Zhejiang Suote Sewing Machinery Co ltd
Current assignee: Zhejiang Suote Sewing Machinery Co ltd
Priority date: 2020-08-29
Filing date: 2020-08-29
Publication date: 2021-04-27
Anticipated expiration: 2030-08-29

Abstract

The utility model provides a cloth pressing device of sewing machine, includes compress support and clamp plate, compress support lateral part articulates there is the compress cylinder, and the lever is connected to the output of compress cylinder, the pivot of lever connection, below before the compress support is fixed in the pivot, be fixed with the compress arm of barb type in the pivot, compress arm one end is fixed the clamp plate, the top is equipped with the bottom plate before the compress support, the clamp plate top is equipped with liftable support, and liftable support other end demountable installation has a compress mechanism, and compress mechanism includes the briquetting of fixed connection liftable support and the fixed horizontal pole of briquetting both sides, and articulated on the fixed horizontal pole have a dwang, is equipped with the torsional spring, two between dwang and the fixed horizontal pole be fixed with first compress axle between the dwang, be fixed with forward compress section of thick bamboo on the first compress axle. The utility model discloses simple structure, small in size can all-roundly compress tightly the cloth, does not influence the button of cloth simultaneously, and the tensioning is effectual moreover.

Description

Cloth pressing device of sewing machine

Technical Field

The utility model relates to a sewing machine technical field especially relates to a sewing machine's cloth pressing device.

Background

In traditional button sewing machine, need process after the tensioning of sewing material, prevent to process under the condition of sewing material fold, influence the quality of button sewing, usually through the workman with the hand with sewing material tensioning, but manual operation can not guarantee completely that the sewing material does not produce the fold, and tensioning effect is poor, finally influences the straight line and makes up the effect. The chinese patent with the patent number CN201920761783.3 discloses a sewing machine cloth pressing device, the cloth pressing device is installed on the sewing machine head, the cloth pressing device includes base and cloth pressing arm, the cloth pressing arm distributes in the both sides of base along the moving direction of cloth, the slope that is predetermined angle sets up between cloth pressing arm and the base, the lower extreme of cloth pressing arm rotates and is equipped with the gyro wheel, the moving direction of the axis perpendicular cloth of gyro wheel, the cloth pressing arm passes through the gyro wheel compresses tightly the cloth on the sewing machine platform, the base can slide along vertical direction relative to the sewing machine head. The utility model discloses a compress tightly the cloth through mechanical equipment, do not influence the removal of cloth simultaneously, the tensioning is effectual moreover, but this utility model is bulky, is unsuitable to be installed on the nail button sewing machine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the problem that above-mentioned prior art exists, provide a sewing machine's compress device, simple structure, small in size can compress tightly the cloth, does not influence the nail of cloth simultaneously and detains, and the tensioning is effectual moreover.

The utility model provides a technical scheme that its technical problem adopted: a cloth pressing device of a sewing machine comprises a cloth pressing support and a pressing plate, wherein a cloth pressing cylinder is hinged on the side portion of the cloth pressing support, the output end of the cloth pressing cylinder is connected with a lever, a rotating shaft connected with the lever is fixed below the front portion of the cloth pressing support, a barb type cloth pressing arm is fixed on the rotating shaft, one end of the cloth pressing arm is fixed on the pressing plate, a bottom plate is arranged above the front portion of the cloth pressing support, a first wire walking port is arranged on one side of the bottom plate, a second wire walking port is arranged at one end of the pressing plate corresponding to the first wire walking port, two limiting plates matched with the end face of the pressing plate are vertically arranged on one side of the bottom plate, the first wire walking port is positioned between the two limiting plates, a lifting support is arranged above the pressing plate, one end of the lifting support is connected with the cloth pressing support through the lifting cylinder, a cloth pressing mechanism is detachably mounted at, articulated on the fixed horizontal pole have the dwang, are equipped with the torsional spring between dwang and the fixed horizontal pole, two be fixed with first compress axle between the dwang, be fixed with a positive compress section of thick bamboo on the first compress axle.

For further improvement, the two ends of the first cloth pressing shaft are hinged with second cloth pressing shafts, a plurality of lateral cloth pressing blocks are fixed on the second cloth pressing shafts, and elastic connecting rods are fixedly connected between the second cloth pressing shafts and the fixed cross rods.

Further perfection, positive compress section of thick bamboo is located the front side of briquetting, the briquetting rear side is equipped with the compress foot, has two rotatable compress toes on the compress foot.

Further perfection, the surface of positive compress section of thick bamboo evenly is equipped with a plurality of rectangle shrinkage pool.

Further perfection, the lateral cloth pressing block has magnetism.

Further perfection, but elevating support upside is equipped with gas blowing device.

The utility model discloses profitable effect is: the utility model discloses a clamp plate and bottom plate compress tightly the lower floor of folding back cloth, through the compressing tightly of the positive compress tube and two side direction compress pieces on the briquetting to the cloth, push down the in-process at the briquetting, the upper strata of folding back cloth is carried forward to the positive compress tube, and two side direction compress pieces prop in both sides direction, avoid the cloth fold, improve the tensioning effect, then the upper strata of briquetting and compress tightly to folding back cloth, guarantee that the button makes up the effect.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

FIG. 3 is a side view of the stepping device;

FIG. 4 is a schematic view of the structure of the stepping device when it is pressed down;

description of reference numerals: 1. cloth pressing support, 2, clamp plate, 3, cloth pressing cylinder, 4, lever, 5, pivot, 6, cloth pressing arm, 7, bottom plate, 8, first line mouth of walking, 9, second line mouth of walking, 10, limiting plate, 11, liftable support, 12, gas blowing device, 13, briquetting, 14, fixed horizontal pole, 15, dwang, 16, torsional spring, 17, first cloth pressing axle, 18, positive cloth pressing barrel, 19, second cloth pressing axle, 20, side direction cloth pressing piece, 21, elastic connecting rod, 22, cloth pressing foot, 23, cloth pressing toe, 24, rectangle shrinkage pool.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the cloth pressing device of the sewing machine in the embodiment comprises a cloth pressing support 1 and a pressing plate 2, wherein a cloth pressing cylinder 3 is hinged to the side portion of the cloth pressing support 1, the output end of the cloth pressing cylinder 3 is connected with a lever 4, a rotating shaft 5 connected with the lever 4 is fixed to the front lower portion of the cloth pressing support 1, a barb type cloth pressing arm 6 is fixed to the rotating shaft 5, one end of the cloth pressing arm 6 is fixed to the pressing plate 2, a bottom plate 7 is arranged on the front upper portion of the cloth pressing support 1, a first wire feeding port 8 is arranged on one side of the bottom plate 7, a second wire feeding port 9 is arranged at one end of the pressing plate 2 corresponding to the first wire feeding port 8, two limiting plates 10 matched with the end face of the pressing plate 2 are vertically arranged on one side of the bottom plate 7, the first wire feeding port 8 is located between the two limiting plates 10, a lifting support 11 is arranged above the pressing plate 2, one end, liftable support 11 other end demountable installation has cloth pressing mechanism, and cloth pressing mechanism includes briquetting 13 and the fixed horizontal pole 14 of briquetting 13 both sides of fixed connection liftable support 11, and articulated on the fixed horizontal pole 14 have dwang 15, is equipped with torsional spring 16 between dwang 15 and the fixed horizontal pole 14, two be fixed with first cloth pressing axle 17 between the dwang 15, be fixed with forward cloth pressing barrel 18 on the first cloth pressing axle 17, first cloth pressing axle 17 both ends are articulated to have second cloth pressing axle 19, are fixed with a plurality of side direction cloth pressing piece 20 on the second cloth pressing axle 19, and side direction cloth pressing piece 20 can carry out the flattening to both sides cloth, is fixed with flexible connecting rod 21 between second cloth pressing axle 19 and the fixed horizontal pole 14, can avoid interfering, forward cloth pressing barrel 18 is located the front side of briquetting 13, briquetting 13 rear side is equipped with cloth pressing foot 22, has two rotatable cloth pressing toes 23 on the cloth pressing foot 22, can be opened and closed to flatten the cloth around the second wire-passing opening 9. The surface of the lateral pressing positive cloth pressing barrel 18 is uniformly provided with a plurality of rectangular concave holes 24, so that friction force can be increased. The lateral cloth pressing block 20 has magnetism, can be magnetically adsorbed with the pressing plate, and improves the lateral leveling effect. The upper side of the lifting support 11 is provided with an air blowing device 12 which can blow broken threads to avoid needle breakage.

In the work, a worker lifts the lifting support 11 to a certain height through operation, the cloth pressing arm 6 moves the pressing plate 2 away from the bottom plate 7, the cloth is folded, one part of the cloth is placed on the pressing plate 2, the other part of the cloth hangs on one side of the second wiring port 9 of the pressing plate 2, then the worker drives the pressing plate 2 on the cloth pressing arm 3 to press the bottom plate 7 through the cloth pressing cylinder 3, the end face of the pressing plate 2 abuts against the limiting plate 10, the second wiring port 9 moves to the upper face of the first wiring port 8, the cloth hanging part is clamped by the pressing plate 2 and the bottom plate 7, then the lifting support 11 drives the pressing block 13 to move downwards under the action of the lifting cylinder, the forward cloth pressing cylinder 18 firstly contacts the cloth on the upper side of the pressing plate 2, the rotating rod 15 deflects, the forward cloth pressing cylinder 18 moves forwards, the cloth is pressed tightly under the torsion action of the torsion spring 16, then the two lateral cloth pressing blocks 20 flatten the cloth on two sides, then, the pressing block 13 fixes the cloth, the cloth pressing foot 22 presses the cloth around the second wire walking port 9, finally, the cloth at the positions of the second wire walking port 9 and the first wire walking port 8 is buckled, finally, the liftable support 11 is lifted to a certain height again, the forward cloth pressing cylinder 18 and the lateral cloth pressing block 20 are reset under the action of the torsion spring 16 and gravity, the cloth pressing cylinder 3 drives the cloth pressing arm 6 to move the pressing plate 2 away from the bottom plate 7, and a worker can take out the buckled cloth to complete the buckling of the cloth.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. The utility model provides a cloth pressing device of sewing machine, includes cloth pressing support (1) and clamp plate (2), characterized by: the cloth pressing device is characterized in that a cloth pressing cylinder (3) is hinged to the side portion of the cloth pressing support (1), the output end of the cloth pressing cylinder (3) is connected with a lever (4), a rotating shaft (5) connected with the lever (4) is fixed below the front portion of the cloth pressing support (1), a barb type cloth pressing arm (6) is fixed on the rotating shaft (5), one end of the cloth pressing arm (6) is fixed on the pressing plate (2), a bottom plate (7) is arranged above the front portion of the cloth pressing support (1), a first wire walking port (8) is arranged on one side of the bottom plate (7), a second wire walking port (9) is arranged at one end of the pressing plate (2) corresponding to the first wire walking port (8), two limiting plates (10) matched with the end face of the pressing plate (2) are vertically arranged on one side of the bottom plate (7), the first wire walking port (8) is located between the two limiting plates (10), and a support (11, liftable support (11) one end is passed through the lift cylinder and is connected compress support (1), and liftable support (11) other end demountable installation has compress mechanism, and compress mechanism includes briquetting (13) and the fixed horizontal pole (14) of briquetting (13) both sides of fixed connection liftable support (11), and articulated on fixed horizontal pole (14) have dwang (15), is equipped with torsional spring (16), two between dwang (15) and fixed horizontal pole (14) be fixed with first compress axle (17) between dwang (15), be fixed with forward compress section of thick bamboo (18) on first compress axle (17).

2. The cloth pressing device of a sewing machine according to claim 1, characterized in that: two ends of the first cloth pressing shaft (17) are hinged with second cloth pressing shafts (19), a plurality of lateral cloth pressing blocks (20) are fixed on the second cloth pressing shafts (19), and elastic connecting rods (21) are fixedly connected between the second cloth pressing shafts (19) and the fixed cross rods (14).

3. The cloth pressing device of a sewing machine according to claim 2, characterized in that: the positive cloth pressing barrel (18) is located on the front side of the pressing block (13), a cloth pressing foot (22) is arranged on the rear side of the pressing block (13), and two rotatable cloth pressing toes (23) are arranged on the cloth pressing foot (22).

4. A cloth pressing device of a sewing machine according to claim 3, characterized in that: the lateral cloth pressing block (20) has magnetism.

5. The cloth pressing device of a sewing machine according to claim 4, characterized in that: the surface of the positive cloth pressing barrel (18) is uniformly provided with a plurality of rectangular concave holes (24).

6. The cloth pressing device of a sewing machine according to claim 5, characterized in that: the upper side of the lifting support (11) is provided with an air blowing device (12).