CN219342522U

CN219342522U - Independent cutter of overedger

Info

Publication number: CN219342522U
Application number: CN202320424129.XU
Authority: CN
Inventors: 郑俊锋; 郑卫锋
Original assignee: Xiamen Stao Garment Machinery Co ltd
Current assignee: Xiamen Stao Garment Machinery Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-07-14
Anticipated expiration: 2033-03-08

Abstract

The utility model discloses an independent cutter of an overedger, which relates to the field of overedgers and comprises a motor, an eccentric wheel, a cutter connecting rod, a movable cutter swing arm, a fixed cutter, a top plate and a transmission shaft of the overedger, wherein a shaft sleeve is fixedly connected to the outer wall of one side of the eccentric wheel, which is close to the motor, along the axis direction of the eccentric wheel, the shaft sleeve, the motor and the transmission shaft of the overedger are connected through a linkage mechanism, and the linkage mechanism comprises a connecting rod and a first transmission part, wherein the connecting rod is arranged in the shaft sleeve along the axial direction of the shaft sleeve; this independent cutter of overedger, through the cooperation of each part of link gear, the sword that moves that makes for the thread cutting head can multiparty independent control, when the overedger operates, can control the tangent line through the overedger, when the overedger closes, can pass through motor and then control tangent line, has avoided influencing the problem of carrying out normal cutting to the thread head when breaking down because of the motor.

Description

Independent cutter of overedger

Technical Field

The utility model relates to the technology of overedgers, in particular to an independent cutter of an overedger.

Background

The overedger is also called a edging machine, a selvedge stacking machine and a bone car, is generally divided into three threads, four threads and five threads, has the main functions of preventing the seam head of clothing from fuzzing, can be used for covering edges, can be applied to sewing fabrics such as T-shirts, sportswear, underwear and knitting, can be used for simultaneously cutting and sewing, and is also applicable to elastic fabrics like meshes.

The independent cutter of the overedger is disclosed in Chinese patent publication No. CN216473861U, and comprises a motor, wherein an eccentric wheel is fixedly connected to a driving shaft of the motor, a cutter connecting rod is installed at one end of the eccentric wheel, which is far away from the motor, an adjusting piece for adjusting the cutter connecting rod is arranged on the eccentric wheel, a movable cutter swing arm is fixedly installed at one end of the cutter connecting rod, which is far away from the eccentric wheel, a movable cutter is installed on the movable cutter swing arm, a fixed cutter is fixedly connected to the front end of the cutter connecting rod, a fixed plate is fixedly connected to the left end of the fixed cutter, and a waste air suction port is fixedly installed at the left end of the fixed plate. When the thread cutting machine is used for cutting the thread, the overedger is not required to be started completely, the thread cutting efficiency is improved, and the thread cutting machine is convenient to use;

with respect to the related art in the above, the inventors consider that there are the following drawbacks: the cutter of the overedger can only cut the thread ends through the independent control of the motor, even when the overedger operates, the cutter needs to be started to drive by the control motor to cut the thread ends, the effect that the cutter is independently controlled by the starting motor to cut the thread ends when the overedger is closed and the cutter is controlled to cut the thread ends directly by the overedger when the overedger operates cannot be realized, the control means is single, and the thread ends are difficult to cut when the motor fails.

Disclosure of Invention

The utility model aims to provide an independent cutter of an overedger, which aims to solve the defects in the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides an independent cutter of overedger, includes motor, eccentric wheel, cutter connecting rod, moves the sword, moves sword swing arm, stationary knife, roof and overedger transmission shaft, the eccentric wheel is close to on the outer wall of motor one side along its axle center direction rigid coupling has the axle sleeve, be connected through link gear between axle sleeve, motor and the overedger transmission shaft, link gear includes the connecting rod of installing in its inside along axle sleeve axial direction, sets up the first driving medium between connecting rod and motor output shaft, link gear is still including being used for driving the drive assembly of connecting rod removal, setting up the second driving medium between connecting rod and overedger transmission shaft.

Further, a key pin is fixedly connected to the outer portion of the connecting rod along the axial direction of the connecting rod, a key groove is formed in the inner portion of the shaft sleeve along the axial direction of the shaft sleeve, and the key pin is slidably connected to the inner portion of the key groove.

Further, the driving assembly comprises an electric push rod arranged on one side of the driving assembly along the axial direction of the transmission shaft of the overedger and a connecting block fixedly connected to the extension end of the electric push rod, and the connecting block is movably sleeved outside the connecting rod.

Further, the annular groove is formed in the connecting block, an annular block is sleeved on the outer portion of the connecting rod, and the annular block is rotationally connected to the inner portion of the annular groove.

Further, the first transmission piece comprises a first bevel gear sleeved outside the motor output shaft and a second bevel gear sleeved outside the connecting rod, and the first bevel gear is matched with the second bevel gear.

Further, the overedger transmission shaft is arranged along the axial direction of the connecting rod, the second transmission piece comprises a third bevel gear fixedly connected at one end of the connecting rod, which is close to the overedger transmission shaft, a fourth bevel gear fixedly connected at one end of the overedger transmission shaft, which is close to the connecting rod, and a driven shaft arranged between the connecting rod and the overedger transmission shaft, and a fifth bevel gear meshed with the fourth bevel gear is sleeved outside the driven shaft.

Further, the other end of the driven shaft is rotatably connected with a fixed block, and the fixed block is fixedly arranged on the overedger.

Compared with the prior art, the independent cutter of the overedger provided by the utility model has the advantages that the moving cutters for the thread ends can be controlled in a multiparty and independent manner through the cooperation of the components of the linkage mechanism, the thread cutting can be controlled through the overedger when the overedger is operated, and the thread cutting can be controlled through the motor when the overedger is closed, so that the problem that the normal cutting of the thread ends is influenced when the motor fails is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of an overall structure according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a linkage mechanism according to an embodiment of the present utility model;

fig. 3 is an exploded view of structural connection among a shaft sleeve, a connecting rod and a connecting block according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a motor; 2. an eccentric wheel; 3. a drive shaft of the overedger; 4. a shaft sleeve; 5. a connecting rod; 6. a first bevel gear; 7. a second bevel gear; 8. a third bevel gear; 9. a fourth bevel gear; 10. a driven shaft; 11. a fifth bevel gear; 12. a fixed block; 13. a key pin; 14. a key slot; 15. an electric push rod; 16. a connecting block; 17. an annular groove; 18. an annular block.

Description of the embodiments

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

Examples

Referring to fig. 1-3, an independent cutter of an overedger comprises a motor 1, an eccentric wheel 2, a cutter connecting rod, a movable cutter swing arm, a fixed cutter, a top plate and an overedger transmission shaft 3, wherein the cutter connecting rod is arranged at one end of the eccentric wheel 2 far away from the motor 1;

the outer part of the connecting rod 5 is fixedly connected with a key pin 13 along the axial direction, the inner part of the shaft sleeve 4 is provided with a key groove 14 along the axial direction, and the key pin 13 is in sliding connection with the inner part of the key groove 14; when the connecting rod 5 moves, the key pin 13 is driven to synchronously move along the inner wall of the key groove 14, and when the connecting rod 5 rotates, the shaft sleeve 4 is driven to synchronously rotate by the key pin 13 matched with the key groove 14;

the driving assembly comprises an electric push rod 15 arranged on one side of the driving shaft 3 of the overedger in the axial direction and a connecting block 16 fixedly connected to the extending end of the electric push rod 15, the connecting block 16 is movably sleeved outside the connecting rod 5, an annular groove 17 is formed in the connecting block 16, an annular block 18 is sleeved outside the connecting rod 5, the annular block 18 is rotationally connected inside the annular groove 17, when the overedger operates, the electric push rod 15 is controlled to be shortened, so that the connecting block 16 is driven to move towards the driving shaft 3 of the overedger, and then the annular block 18 is matched with the annular groove 17 to drive the connecting rod 5 to synchronously move, when the overedger is closed, the electric push rod 15 is controlled to extend, so that the connecting rod 5 is driven to move towards the eccentric wheel 2 through the connecting block 16, wherein the annular block 18 rotates along the inner wall of the annular groove 17 when the connecting rod 5 rotates, so that the connecting block 16 does not influence the rotation of the connecting rod 5, and the connecting rod 5 can be driven to move;

the first transmission part comprises a first bevel gear 6 sleeved outside an output shaft of the motor 1 and a second bevel gear 7 sleeved outside the connecting rod 5, the first bevel gear 6 is matched with the second bevel gear 7, when the overedger is closed, the driving assembly drives the connecting rod 5 to move towards the eccentric wheel 2, so that the second bevel gear 7 is meshed with the first bevel gear 6, and when the motor 1 is started, the first bevel gear 6 outside the output shaft of the motor 1 is driven to synchronously rotate, the connecting rod 5 and the shaft sleeve 4 are driven to synchronously rotate, the eccentric wheel 2 rotates along with the connecting rod, and the moving cutter is driven to cut a wire head;

the driving component drives the connecting rod 5 to move towards the direction of the overedger driving shaft 3, the third bevel gear 8 is meshed with the fifth bevel gear 11, the overedger drives the overedger driving shaft 3 to rotate during operation, and the fifth bevel gear 11 is meshed with the third bevel gear 8 to drive the connecting rod 5 to rotate through the action of meshing the fourth bevel gear 9 with the fifth bevel gear 11 and the action of meshing the fifth bevel gear 11 with the third bevel gear 8, so that the driving shaft sleeve 4 is driven to rotate, the eccentric wheel 2 is driven to rotate, and the moving knife is driven to cut off a thread end;

the other end of the driven shaft 10 is rotatably connected with a fixed block 12, the fixed block 12 is fixedly arranged on the overedger, and the fixed block 12 is used for providing external support for the driven shaft 10.

Working principle: when the overedger is closed, the electric push rod 15 is controlled to extend, the connecting rod 5 is driven to move towards the eccentric wheel 2 through the connecting block 16, so that the second bevel gear 7 is meshed with the first bevel gear 6, the third bevel gear 8 is out of meshing with the fifth bevel gear 11, when the motor 1 is started, the first bevel gear 6 outside the output shaft of the motor 1 is driven to synchronously rotate, the connecting rod 5 and the shaft sleeve 4 are driven to synchronously rotate, the eccentric wheel 2 is driven to rotate therewith, the movable cutter is driven to cut a thread head, when the overedger is operated, the electric push rod 15 is controlled to shorten, the connecting block 16 is driven to move towards the transmission shaft 3 of the overedger, the annular block 18 is matched with the annular groove 17 to drive the connecting rod 5 to synchronously move, the third bevel gear 8 is driven to mesh with the fifth bevel gear 11, at the moment, the second bevel gear 7 is out of meshing with the first bevel gear 6, the overedger is driven to rotate during operation, the connecting rod 5 is driven to rotate through the meshing effect of the fourth bevel gear 9 and the fifth bevel gear 11 is driven to mesh with the third bevel gear 8, the eccentric wheel 4 is driven to rotate, and the eccentric cutter 2 is driven to cut off the thread head.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. The utility model provides an independent cutter of overedger, includes motor (1), eccentric wheel (2), cutter connecting rod, moves the sword, moves sword swing arm, stationary knife, roof and overedger transmission shaft (3), its characterized in that, on the outer wall that eccentric wheel (2) are close to motor (1) one side along its axle center direction rigid coupling have axle sleeve (4), be connected through link gear between axle sleeve (4), motor (1) and overedger transmission shaft (3), link gear includes connecting rod (5) at its inside along axle sleeve (4) axial direction installation, sets up the first driving medium between connecting rod (5) and motor (1) output shaft, link gear is still including being used for driving the drive assembly of connecting rod (5) removal, setting up the second driving medium between connecting rod (5) and overedger transmission shaft (3).

2. The independent cutter of the overedger according to claim 1, characterized in that a key pin (13) is fixedly connected to the outer portion of the connecting rod (5) along the axial direction of the connecting rod, a key groove (14) is formed in the inner portion of the shaft sleeve (4) along the axial direction of the shaft sleeve, and the key pin (13) is slidably connected to the inner portion of the key groove (14).

3. The independent cutter of the overedger according to claim 1, characterized in that the driving assembly comprises an electric push rod (15) arranged on one side of the driving shaft (3) of the overedger along the axial direction and a connecting block (16) fixedly connected with the extending end of the electric push rod (15), and the connecting block (16) is movably sleeved outside the connecting rod (5).

4. An individual cutter for a hemming machine according to claim 3, wherein the inside of the connecting block (16) is provided with an annular groove (17), the outside of the connecting rod (5) is sleeved with an annular block (18), and the annular block (18) is rotatably connected to the inside of the annular groove (17).

5. An overedger independent cutter according to claim 1, characterized in that the first transmission member comprises a first bevel gear (6) sleeved outside the output shaft of the motor (1) and a second bevel gear (7) sleeved outside the connecting rod (5), and the first bevel gear (6) is matched with the second bevel gear (7).

6. The independent cutter of the overedger according to claim 1, characterized in that the transmission shaft (3) of the overedger is arranged along the axial direction of the connecting rod (5), the second transmission piece comprises a third bevel gear (8) fixedly connected at one end of the connecting rod (5) close to the transmission shaft (3) of the overedger, a fourth bevel gear (9) fixedly connected at one end of the transmission shaft (3) close to the connecting rod (5) of the overedger, and a driven shaft (10) arranged between the connecting rod (5) and the transmission shaft (3) of the overedger, and a fifth bevel gear (11) meshed with the fourth bevel gear (9) is sleeved outside the driven shaft (10).

7. The independent cutter of the overedger according to claim 6, characterized in that the other end of the driven shaft (10) is rotatably connected with a fixed block (12), and the fixed block (12) is fixedly arranged on the overedger.