CN212451878U

CN212451878U - Cloth pressing mechanism of sewing machine

Info

Publication number: CN212451878U
Application number: CN202020980124.1U
Authority: CN
Inventors: 王昌照
Original assignee: Wujiang Xiehe Parts Machinery Co ltd
Current assignee: Wujiang Xiehe Parts Machinery Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-02-02
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a sewing machine cloth pressing mechanism belongs to sewing machine technical field, a sewing machine cloth pressing mechanism, comprising a base plate, the top surface fixedly connected with frame of bottom plate, the top fixedly connected with motor of frame, the top interlude of frame has the lead screw of being connected rather than rotating. The utility model discloses a, it rotates to drive the lead screw through motor drive shaft, the lead screw rotates and can make the sliding plate reciprocate, the sliding plate downstream can drive the compress board downstream, two motors are started to the in-process that the sliding plate downstream, two motors can drive two crease-resistant wheels and rotate to opposite direction, the compress board downstream crease-resistant wheel can at first contact cloth, the crease-resistant wheel can be with the tensile of cloth, eliminate the fold on the cloth, the compress board can continue downstream and can compress tightly cloth completely until the compress board after that, accomplish the crease-resistance to cloth and compress tightly, the workman need not hard just can carry out the crease-resistance to cloth and compress tightly, and can not lead to compressing tightly the processing quality poor because of removing the fold on the cloth.

Description

Cloth pressing mechanism of sewing machine

Technical Field

The utility model relates to a sewing machine technical field, more specifically say, relate to a sewing machine cloth pressing mechanism.

Background

The sewing machine can sew fabrics such as cotton, hemp, silk, wool, artificial fiber and the like and products such as leather, plastic, paper and the like, and the sewed stitches are neat, beautiful, flat and firm, the sewing speed is high, and the use is simple and convenient. And derives the artistic forms of hand-push embroidery, computer embroidery, etc.

At present, sewing machines are well-known machines, when the sewing machines process cloth and other sewing materials, a cloth pressing mechanism is needed to fix the sewing machines, the existing cloth pressing mechanism can press the sewing materials, however, the cloth is likely to have wrinkles in the pressing process, if the wrinkles do not timely process and press the processing sewing materials, finished products after processing are different in size, the quality of the sewing materials is affected, and therefore the sewing machine cloth pressing mechanism is needed.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a sewing machine compress mechanism possesses the advantage that effectual crease-resistance compressed tightly, has solved the problem that above-mentioned background was mentioned.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A cloth pressing mechanism of a sewing machine comprises a bottom plate, wherein a frame is fixedly connected to the top surface of the bottom plate, a motor is fixedly connected to the top of the frame, a screw rod which is rotatably connected with the frame is inserted into the top of the frame, the top end of the screw rod is fixedly connected with an output shaft of the motor, a sliding plate which is in threaded connection with the screw rod is sleeved on the screw rod, two limiting rods are fixedly connected to the inner top wall of the frame, the bottom ends of the two limiting rods penetrate through and extend to the bottom of the sliding plate, eight sliding rods which are uniformly distributed are fixedly connected to the bottom of the sliding plate, sliding rings which are in sliding connection with the sliding rods are sleeved on the eight sliding rods, a fixed rod is fixedly connected between the two adjacent sliding rings, crease-proof wheels are rotatably connected between the two fixed rods on the left side and between the two fixed rods on the right side, and motors are fixedly connected to the back surfaces, two the output shaft of motor respectively with two crease-resistance wheels fixed connection, the below of sliding plate is provided with the compress board, the top of compress board respectively with the lower extreme fixed connection of eight slide bars, eight all overlap on the slide bar and be equipped with rather than sliding connection's spring, eight the top of spring all with the bottom fixed connection of sliding plate, eight the lower extreme of spring respectively with eight slip ring fixed connection, two logical grooves have been seted up at the top of compress board, two the bottom of crease-resistance wheel extends to the bottom of compress board through two logical grooves respectively.

Preferably, two wear-resistant sleeves are sleeved on the anti-wrinkling wheels.

Preferably, a bearing is embedded in the inner top wall of the frame, and an inner ring of the bearing is fixedly connected with the screw rod.

Preferably, both the left and right sides of the cloth pressing plate are bent upward.

Preferably, the two limiting rods are respectively sleeved with a limiting ring fixedly connected with the limiting rods, and the two limiting rings are respectively positioned above the sliding plate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) in the scheme, the motor drive shaft drives the screw rod to rotate, after the limiting rod limits the position of the sliding plate, the screw rod rotates to drive the sliding plate to move up and down, the sliding plate moves down to drive the sliding rod to move down, then the slide bar drives the cloth pressing plate to move downwards, the two motors are started in the downward movement process, the two motors can drive the two crease-resistant wheels to rotate in opposite directions, the two crease-resistant wheels can firstly contact with the cloth when the cloth pressing plate moves downwards, the two crease-resistant wheels can stretch the cloth when rotating, creases on the cloth can be removed by stretching, the cloth pressing plate can continue to move downwards, the relative heights of the two crease-resistant wheels and the cloth pressing plate can rise, then the cloth pressing plate can completely press the cloth, and the aim of crease-resistant pressing of the cloth is fulfilled, the device workman need not take effort just can carry out crease-resistance and compress tightly cloth, can not lead to the poor problem of processingquality because of removing the wrinkle on the cloth moreover.

(2) This scheme can improve the tensile effect of cloth through the wear-resisting cover that all overlaps and establish on two crease-resistance wheels to can reduce the wearing and tearing improvement device's of crease-resistance wheel life.

(3) The friction between lead screw and the frame can be reduced through the bearing that the interior roof of frame was inlayed and is established to this scheme, improves the rate of utilization of device.

(4) This scheme all kickups through the left and right sides of compress board can make things convenient for cloth to place in the bottom of compress board, improves the practicality of device.

(5) The limiting ring that this scheme was all established through the cover on the gag lever post can prevent that the top striking lead screw and gag lever post of compress board when the sliding plate from rising, improves the device practicality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top cross-sectional view of the present invention.

The reference numbers in the figures illustrate:

1. a base plate; 101. a wear-resistant sleeve; 2. a frame; 201. a bearing; 3. a motor; 4. a screw rod; 5. a sliding plate; 6. a limiting rod; 601. a limiting ring; 7. a slide bar; 8. a slip ring; 9. fixing the rod; 10. a crease-resist wheel; 11. a motor; 12. a cloth pressing plate; 13. a spring; 14. a through groove.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, a cloth pressing mechanism of a sewing machine comprises a bottom plate 1, a frame 2 is fixedly connected to the top surface of the bottom plate 1, a motor 3 is fixedly connected to the top of the frame 2, the model of the motor 3 can be SGMGV-09ADC6C, a lead screw 4 rotatably connected to the top of the frame 2 is inserted into the top of the frame 2, the top end of the lead screw 4 is fixedly connected to an output shaft of the motor 3, a sliding plate 5 in threaded connection with the lead screw 4 is sleeved on the lead screw 4, two limiting rods 6 are fixedly connected to the inner top wall of the frame 2, the bottom ends of the two limiting rods 6 penetrate through and extend to the bottom of the sliding plate 5, eight sliding rods 7 are uniformly distributed and fixedly connected to the bottom of the sliding plate 5, eight anti-crease sliding rings 8 in sliding connection with the sliding rods 7 are sleeved on the eight sliding rods 7, fixing rods 9 are fixedly connected between the two adjacent sliding rings 8, the back surfaces of two sliding rings 8 on the left side of the back surface and the back surfaces of two sliding rings 8 on the right side of the back surface are fixedly connected with motors 11, the models of the motors 11 can be H5045, output shafts of the two motors 11 are respectively and fixedly connected with two crease-resistant wheels 10, a cloth pressing plate 12 is arranged below the sliding plate 5, the top of the cloth pressing plate 12 is respectively and fixedly connected with the lower ends of eight sliding rods 7, springs 13 which are in sliding connection with the eight sliding rods 7 are sleeved on the eight sliding rods 7, the top ends of the eight springs 13 are respectively and fixedly connected with the bottom of the sliding plate 5, the lower ends of the eight springs 13 are respectively and fixedly connected with the eight sliding rings 8, two through grooves 14 are formed in the top of the cloth pressing plate 12, the bottoms of the two crease-resistant wheels 10 respectively extend to the bottom of the cloth pressing plate 12 through the two through grooves 14, the screw rod 4 is driven to rotate by a driving shaft, the sliding plate 5 moves downwards to drive the sliding rod 7 to move downwards, then the sliding rod 7 drives the cloth pressing plate 12 to move downwards, the two motors 11 are started in the downward movement process, the two motors 11 can drive the two crease-resistant wheels 10 to rotate in opposite directions, the cloth pressing plate 12 moves downwards, the two crease-resistant wheels 10 can firstly contact with the cloth, the two crease-resistant wheels 10 can stretch the cloth when rotating, creases on the cloth can be removed by stretching, the cloth pressing plate 12 can continuously move downwards, the relative heights of the two crease-resistant wheels 10 and the cloth pressing plate 12 can rise, then the cloth pressing plate 12 can completely press the cloth, the crease-resistant pressing of the cloth is completed, workers can crease-resist and press the cloth without taking effort, and the problem of poor processing quality caused by crease removal on the cloth is avoided.

Further, all be equipped with wear-resisting cover 101 on two crease-resistance wheels 10, wear-resisting cover 101 through all overlapping and establishing on two crease-resistance wheels 10 can improve the tensile effect to cloth to can reduce the life of the wearing and tearing improvement device of crease-resistance wheel 10.

Further, the bearing 201 is embedded in the inner top wall of the frame 2, the inner ring of the bearing 201 is fixedly connected with the screw rod 4, friction between the screw rod 4 and the frame 2 can be reduced through the bearing 201 embedded in the inner top wall of the frame 2, and the using speed of the device is improved.

Furthermore, the left side and the right side of the cloth pressing plate 12 are both bent upwards, and cloth can be conveniently placed at the bottom of the cloth pressing plate 12 through the fact that the left side and the right side of the cloth pressing plate 12 are both bent upwards, and the practicability of the device is improved.

Further, all overlap on two gag lever posts 6 and be equipped with rather than fixed connection's spacing ring 601, two spacing rings 601 all are located the top of sliding plate 5, and the gag lever post 601 of establishing all overlapping can prevent that the top of compress board 12 from striking lead screw 4 and gag lever post 6 when sliding plate 5 rises through the gag lever post 6, improves the device practicality.

The working principle is as follows: firstly, cloth is placed on a bottom plate 1, then a motor 3 is electrified to be started, a motor 3 drives a screw rod 4 to rotate, after a limiting rod 6 limits a sliding plate 5, the screw rod 4 rotates to enable the sliding plate 5 to move up and down, the sliding plate 5 moves downwards to drive a sliding rod 7 to move downwards, then the sliding rod 7 drives a cloth pressing plate 12 to move downwards, two motors 11 are started in the downward movement process, the two motors 11 can drive two crease-resistant wheels 10 to rotate in opposite directions, the cloth pressing plate 12 moves downwards, the two crease-resistant wheels 10 can firstly contact the cloth, the two crease-resistant wheels 10 rotate to stretch the cloth, creases on the cloth can be removed by stretching, the cloth pressing plate 12 can continuously move downwards, the relative heights of the two crease-resistant wheels 10 and the cloth pressing plate 12 can rise, then the cloth pressing plate 12 can completely press the cloth, the purpose of pressing the cloth is achieved, and the problem that although the existing cloth pressing mechanism can press sewing materials tightly is solved, however, wrinkles are likely to appear on the cloth in the pressing process, and if the wrinkles do not process and press the sewing material in time, the size of the finished product after processing is different, and the quality of the sewing material is affected.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a sewing machine cloth pressing mechanism, includes bottom plate (1), its characterized in that: the top surface fixedly connected with frame (2) of bottom plate (1), the top fixedly connected with motor (3) of frame (2), the top of frame (2) alternates there is rather than rotating lead screw (4) of being connected, the top of lead screw (4) and the output shaft fixed connection of motor (3), the cover is equipped with sliding plate (5) rather than threaded connection on lead screw (4), two gag lever posts (6) of interior roof fixedly connected with of frame (2), two the bottom of gag lever post (6) all runs through and extends to the bottom of sliding plate (5), eight evenly distributed's slide bar (7) of bottom fixedly connected with of sliding plate (5), eight all overlap on slide bar (7) and be equipped with rather than sliding connection's slip ring (8), fixedly connected with dead lever (9) between two adjacent slip rings (8), two on the left side between dead lever (9) and two on right side between dead lever (9) all rotate even and link even A crease-resistant wheel (10) is connected, the backs of the two sliding rings (8) on the left side of the back and the backs of the two sliding rings (8) on the right side of the back are both fixedly connected with motors (11), the output shafts of the two motors (11) are respectively and fixedly connected with the two crease-resistant wheels (10), a cloth pressing plate (12) is arranged below the sliding plate (5), the tops of the cloth pressing plate (12) are respectively and fixedly connected with the lower ends of the eight sliding rods (7), springs (13) which are in sliding connection with the eight sliding rods (7) are sleeved on the eight sliding rods (7), the top ends of the eight springs (13) are respectively and fixedly connected with the bottom of the sliding plate (5), the lower ends of the eight springs (13) are respectively and fixedly connected with the eight sliding rings (8), two through grooves (14) are formed in the top of the cloth pressing plate (12), and the bottoms of the two crease-resistant wheels (10) extend to the bottom of the cloth pressing plate (12) through the two through grooves (14) respectively.

2. The cloth pressing mechanism of a sewing machine according to claim 1, characterized in that: and two wear-resistant sleeves (101) are sleeved on the crease-resistant wheels (10).

3. The cloth pressing mechanism of a sewing machine according to claim 1, characterized in that: the inner top wall of the frame (2) is embedded with a bearing (201), and the inner ring of the bearing (201) is fixedly connected with the screw rod (4).

4. The cloth pressing mechanism of a sewing machine according to claim 1, characterized in that: the left side and the right side of the cloth pressing plate (12) are both bent upwards.

5. The cloth pressing mechanism of a sewing machine according to claim 1, characterized in that: and the two limiting rods (6) are respectively sleeved with a limiting ring (601) fixedly connected with the limiting rods, and the two limiting rings (601) are respectively positioned above the sliding plate (5).