CN219342501U

CN219342501U - Feeding mechanism for flat seaming machine

Info

Publication number: CN219342501U
Application number: CN202320425884.XU
Authority: CN
Inventors: 郑俊锋; 黄鸽平
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 provides a feeding mechanism for a lockstitch sewing machine, which relates to the technical field of feeding mechanisms and comprises a bottom plate, wherein two groups of supporting frames are fixedly arranged on the upper side of the bottom plate, a driving mechanism is arranged on the bottom plate, a conveying mechanism is arranged on the two groups of supporting frames, one side of the conveying mechanism is connected with the driving mechanism, the conveying mechanism comprises a fixed roller, an adjusting roller is arranged on the upper side of the fixed roller, the driving mechanism drives the fixed roller to rotate along the axial direction of the fixed roller, and the flattening mechanism is arranged on the upper side of the bottom plate; according to the utility model, the production efficiency is effectively improved, the screw is rotated, the screw is in threaded connection with the support frame, the screw drives the moving block to move, and the moving block drives the adjusting block to move through the pressure spring, so that the gap between the fixed roller and the adjusting roller can be effectively adjusted, the device is suitable for cloth with different thicknesses, the occurrence of cloth wrinkles can be reduced, and the occurrence of the condition that the cloth is folded or wrinkled, which results in inconvenient subsequent flat seam machining, is effectively avoided.

Description

Feeding mechanism for flat seaming machine

Technical Field

The utility model belongs to the technical field of feeding mechanisms, and particularly relates to a feeding mechanism for a lockstitch sewing machine.

Background

The flat seaming machine mainly uses a sewing thread to form a stitch on the stitch, so that one or more layers of stitch are interwoven or sewn together, the flat seaming machine is the most basic machine type in sewing equipment, the flat seaming machine is the simplest stitch in sewing, the sewn stitch is tidy and attractive, the stitch is uniform, flat and firm, the sewing speed is high, the operation is simple and convenient, and when the flat seaming machine is used for processing cloth, the cloth is usually pulled manually to carry out sewing.

Based on the above, the present inventors found that the following problems exist: the existing flat seaming machine mainly pulls cloth forward manually to finish seaming work, the efficiency is low, and when the cloth is pulled manually, the feeding speed of the cloth cannot be determined, so that the uniformity of the seam is low, the cloth is easy to wrinkle, and the seaming effect of the cloth is influenced to a certain extent.

Accordingly, the present utility model has been made in view of the above problems, and an object of the present utility model is to provide a feed mechanism for a sewing machine, which is more practical.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a feeding mechanism for a flat seaming machine, which aims to solve the problems that the existing flat seaming machine mainly finishes the seaming work by manually pulling cloth forward, the efficiency is low, the feeding speed of the cloth cannot be determined when the cloth is manually pulled, the uniformity of the seam is low, the cloth is easy to wrinkle, and the cloth seaming effect is moved to a certain extent.

The utility model discloses a feeding mechanism for a flat seaming machine, which aims at achieving the following specific technical means:

the utility model provides a feeding mechanism for flush joint machine, includes the bottom plate, bottom plate upside fixed mounting has two sets of support frames, actuating mechanism installs on the bottom plate, conveying mechanism installs on two sets of support frames, and its one side is connected with actuating mechanism, conveying mechanism includes the fixed roller, the fixed roller upside is equipped with the dancer roll, actuating mechanism drives the fixed roller and rotates along its axial, flattening mechanism installs in the bottom plate upside, and its one side is connected with actuating mechanism, flattening mechanism includes vaulting pole and two sets of rotary rods, actuating mechanism drives the vaulting pole and reciprocates along the perpendicular, and actuating mechanism drives two sets of rotary rods and reverse rotation.

Further, the driving mechanism comprises a motor fixedly arranged on the bottom plate, one end of an output shaft of the motor is fixedly connected with a main shaft, and the outside of the main shaft is connected with a transmission shaft through a transmission belt.

Further, conveying mechanism still includes the cover and locates the driven gear of fixed roller both sides, fixed roller both ends are rotated rather than the support frame of both sides respectively and are connected, the spacing groove has been seted up on the support frame, the regulating roller both ends are rotated respectively and are connected with the regulating block, two sets of the regulating block respectively rather than adjacent spacing groove sliding connection, two sets of the equal fixedly connected with pressure spring in regulating block one side, two sets of pressure spring upside fixedly connected with movable block, two sets of movable block one side is rotated and is connected with the screw rod, two sets of outside rather than adjacent support frame threaded connection of screw rod respectively.

Further, a driving gear is meshed with one side of the driven gear close to one side of the transmission shaft, one side of the driving gear is fixedly connected with the transmission shaft, a transmission gear is meshed with one side of the driven gear, one side of the transmission gear is fixedly connected with a rotating rod, and the rotating rod and the outside of the transmission shaft are respectively connected with adjacent supporting frames in a rotating mode.

Further, the flattening mechanism further comprises a cam fixedly connected with one side of the main shaft, a disc is abutted to one side of the cam, a push block is rotationally connected to one side of the disc, a vertical rod is fixedly connected to one side of the push block, the upper side of the vertical rod is fixedly connected with a supporting rod, a fixing plate is slidingly connected to the outer portion of the vertical rod, one side of the fixing plate is fixedly connected with the bottom plate, a spring is fixedly connected to one side of the fixing plate, and one side of the spring is fixedly connected with the push block.

Further, the inside and transmission shaft and bull stick fixed connection of two sets of the rotary rod respectively, two sets of all rotate on the rotary rod and be connected with the gyro wheel, transmission shaft and bull stick outside are all rotated with the bottom plate through the spacing and are connected, the bottom plate upside rotates and is connected with two sets of spacing rollers.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the transmission shaft is driven to rotate by the arranged main shaft, the fixed roller rotates, and the fixed roller cooperates with the regulating roller to drive the cloth to move, so that the cloth is conveyed, the cloth does not need to be manually pulled, the production efficiency is effectively improved, the screw is rotated, the screw is in threaded connection with the support frame, the screw drives the moving block to move, and the moving block drives the regulating block to move by the pressure spring, so that the gap between the fixed roller and the regulating roller can be effectively regulated, and the device is suitable for cloth with different thicknesses;

2. the main shaft through setting up drives the cam and rotates, and the cam rotates the top and moves the disc and upwards move, and the elasticity of spring pushes down the disc through the ejector pad, and then the disc is reciprocating motion from top to bottom, and the vaulting pole upward movement is with the cloth support to can reduce the condition emergence of cloth fold, two sets of rotary rods rotation opposite direction, two sets of rotary rods cooperate the gyro wheel on it to spread out the cloth, avoid the cloth to have folding or the condition existence of fold, lead to the inconvenient condition emergence of follow-up lockstitch machine processing.

Drawings

FIG. 1 is a left and right isometric view of the present utility model;

FIG. 2 is a schematic view of the upper and lower equiangular axes of the present utility model;

fig. 3 is an enlarged schematic view of fig. 2 at a in accordance with the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a bottom plate; 2. a support frame; 3. a driving mechanism; 31. a motor; 32. a main shaft; 33. a transmission shaft; 4. a conveying mechanism; 41. a fixed roller; 42. an adjusting roller; 43. a driven gear; 44. a limit groove; 45. an adjusting block; 46. a pressure spring; 47. a moving block; 48. a screw; 49. a drive gear; 491. a transmission gear; 492. a rotating rod; 5. a flattening mechanism; 51. a brace rod; 52. a rotating rod; 53. a cam; 54. a disc; 55. a pushing block; 56. a vertical rod; 57. a fixing plate; 58. a spring; 59. a roller; 6. and a limit roller.

Description of the embodiments

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. 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 utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples

Referring to fig. 1-3, the utility model provides a feeding mechanism for a lockstitch sewing machine, which comprises a bottom plate 1, wherein two groups of support frames 2 are fixedly arranged on the upper side of the bottom plate 1;

the driving mechanism 3 is arranged on the bottom plate 1, the driving mechanism 3 comprises a motor 31 fixedly arranged on the bottom plate 1, one end of an output shaft of the motor 31 is fixedly connected with a main shaft 32, the outside of the main shaft 32 is connected with a transmission shaft 33 through a transmission belt, transmission wheels are sleeved outside the main shaft 32 and the transmission shaft 33, and the transmission belt is sleeved on the two groups of transmission wheels;

the conveying mechanism 4 is arranged on the two groups of supporting frames 2, one side of the conveying mechanism 4 is connected with the driving mechanism 3, the conveying mechanism 4 comprises a fixed roller 41, an adjusting roller 42 is arranged on the upper side of the fixed roller 41, the driving mechanism 3 drives the fixed roller 41 to rotate along the axial direction of the fixed roller 41, the conveying mechanism 4 also comprises driven gears 43 sleeved on two sides of the fixed roller 41, two ends of the fixed roller 41 are respectively connected with the supporting frames 2 on two sides of the fixed roller 41 in a rotating way, a limiting groove 44 is formed in the supporting frames 2, two groups of adjusting blocks 45 are respectively connected with adjusting blocks 45 in a rotating way and are respectively connected with pressure springs 46 in a sliding way, the upper sides of the two groups of pressure springs 46 are respectively connected with moving blocks 47 in a sliding way, one side of each moving block 47 is rotationally connected with a screw 48, the outer parts of each two groups of screws 48 are respectively connected with the adjacent supporting frames 2 in a threaded way, one side of the driven gears 43 close to the transmission shaft 33 is meshed with a driving gear 49, one side of the driving gear 49 is fixedly connected with the transmission shaft 33, one side of the other group of the driven gears 43 is meshed with a transmission gear 491, one side of the driving gear 491492 is fixedly connected with a rotating rod, the other side of the driving gear 492 is respectively connected with the supporting frame 2 adjacent to the outside of the transmission shaft 33 in a rotating way;

the flattening mechanism 5, the flattening mechanism 5 is installed in bottom plate 1 upside, and its one side is connected with actuating mechanism 3, flattening mechanism 5 includes vaulting pole 51 and two sets of rotary rods 52, actuating mechanism 3 drives vaulting pole 51 and reciprocates along the perpendicular, and actuating mechanism 3 drives two sets of rotary rods 52 and rotate in opposite directions, flattening mechanism 5 still includes the cam 53 with main shaft 32 one side fixed connection, cam 53 one side butt has disc 54, disc 54 one side rotates and is connected with ejector pad 55, ejector pad 55 one side fixedly connected with montant 56, montant 56 upside and vaulting pole 51 fixed connection, montant 56 outside sliding connection has fixed plate 57, fixed plate 57 one side and bottom plate 1 fixed connection, fixed plate 57 one side fixedly connected with spring 58, spring 58 one side and ejector pad 55 fixed connection, two sets of rotary rods 52 are inside to be connected with transmission shaft 33 and bull rod 492 fixed connection respectively, all rotate on two sets of rotary rods 52 and be connected with gyro wheel 59, transmission shaft 33 and bull rod 492 outside all rotate with bottom plate 1 through the spacing, bottom plate 1 upside rotates and is connected with two sets of spacing roller 6.

Working principle: when in use, cloth passes through the lower side of the rightmost limiting roller 6 of the bottom plate 1, passes through the upper sides of the stay bars 51 and the middle limiting roller 6 of the bottom plate 1, and passes through the middle of the fixed roller 41 and the regulating roller 42;

the screw rod 48 is rotated, the screw rod 48 is in threaded connection with the support frame 2, the screw rod 48 drives the moving block 47 to move, and the moving block 47 drives the adjusting block 45 to move through the pressure spring 46, so that the gap between the fixed roller 41 and the adjusting roller 42 can be effectively adjusted, and the device is suitable for cloth with different thicknesses;

starting the motor 31, wherein the motor 31 drives the main shaft 32 to rotate, driving wheels are sleeved outside the main shaft 32 and the driving shaft 33, driving belts are sleeved on the two groups of driving wheels, the main shaft 32 drives the driving shaft 33 to rotate, and the driving gear 49 and the driven gear 43 are meshed, so that the fixed roller 41 rotates, and the fixed roller 41 is matched with the regulating roller 42 to drive the cloth to move, so that the cloth is conveyed, and the cloth does not need to be pulled manually, thereby effectively improving the production efficiency;

simultaneously, the main shaft 32 drives the cam 53 to rotate, the vertical rod 56 is fixedly connected with the push block 55, one side of the push block 55 is rotationally connected with the disc 54, so that the disc 54 is limited, the cam 53 rotates to push the disc 54 to move upwards, the elastic force of the spring 58 presses the disc 54 downwards through the push block 55, and the disc 54 reciprocates up and down, so that the vertical rod 56 drives the supporting rod 51 to reciprocate up and down, the supporting rod 51 moves upwards to support the cloth, and the occurrence of cloth wrinkles can be reduced;

the driven gear 43 drives the transmission gear 491 to rotate, the transmission gear 491 drives the rotating rod 492 to rotate, the transmission shaft 33 and the rotating rod 492 drive the rotating rods 52 on the transmission shaft 33 and the rotating rod 492 to rotate respectively, the two groups of rotating rods 52 rotate in opposite directions, the two groups of rotating rods 52 are matched with the rollers 59 on the two groups of rotating rods 52 to spread the cloth, the condition that the cloth is folded or wrinkled is avoided, and the condition that the subsequent flat seaming machine is inconvenient to process is caused.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a feeding mechanism for flush joint machine which characterized in that: the device comprises a bottom plate (1), wherein two groups of support frames (2) are fixedly arranged on the upper side of the bottom plate (1);

the driving mechanism (3), the said driving mechanism (3) is installed on the bottom plate (1);

the conveying mechanism (4) is arranged on the two groups of supporting frames (2), one side of the conveying mechanism (4) is connected with the driving mechanism (3), the conveying mechanism (4) comprises a fixed roller (41), an adjusting roller (42) is arranged on the upper side of the fixed roller (41), and the driving mechanism (3) drives the fixed roller (41) to rotate along the axial direction of the fixed roller;

the flattening mechanism (5), flattening mechanism (5) is installed in bottom plate (1) upside, and its one side is connected with actuating mechanism (3), flattening mechanism (5) are including vaulting pole (51) and two sets of rotary rod (52), actuating mechanism (3) drive vaulting pole (51) reciprocate along the perpendicular, and actuating mechanism (3) drive two sets of rotary rod (52) reverse rotation.

2. The feed mechanism for a lockstitch sewing machine of claim 1, wherein: the driving mechanism (3) comprises a motor (31) fixedly arranged on the bottom plate (1), one end of an output shaft of the motor (31) is fixedly connected with a main shaft (32), and the outside of the main shaft (32) is connected with a transmission shaft (33) through a transmission belt.

3. A feed mechanism for a lockstitch sewing machine as defined in claim 2, wherein: the conveying mechanism (4) further comprises driven gears (43) sleeved on two sides of the fixed roller (41), two ends of the fixed roller (41) are respectively connected with supporting frames (2) on two sides of the fixed roller in a rotating mode, limiting grooves (44) are formed in the supporting frames (2), regulating blocks (45) are respectively connected to two ends of the regulating roller (42) in a rotating mode, the regulating blocks (45) are respectively connected with adjacent limiting grooves (44) in a sliding mode, two groups of regulating blocks (45) are respectively fixedly connected with pressure springs (46), two groups of pressure springs (46) are fixedly connected with moving blocks (47) on one sides of the pressure springs, two groups of moving blocks (47) are respectively connected with screw rods (48) in a rotating mode on one side of the moving blocks (47), and the outer portions of the screw rods (48) are respectively connected with adjacent supporting frames (2) in a threaded mode.

4. A feed mechanism for a lockstitch sewing machine as defined in claim 3, wherein: one side close to the transmission shaft (33) is meshed with a driving gear (49) on one side of the driven gear (43), one side of the driving gear (49) is fixedly connected with the transmission shaft (33), the other group of driven gears (43) is meshed with a transmission gear (491), one side of the transmission gear (491) is fixedly connected with a rotating rod (492), and the rotating rod (492) and the outside of the transmission shaft (33) are respectively connected with adjacent supporting frames (2) in a rotating mode.

5. The feed mechanism for a lockstitch sewing machine of claim 4, wherein: the flattening mechanism (5) further comprises a cam (53) fixedly connected with one side of the main shaft (32), a disc (54) is abutted to one side of the cam (53), a push block (55) is rotatably connected to one side of the disc (54), a vertical rod (56) is fixedly connected to one side of the push block (55), the upper side of the vertical rod (56) is fixedly connected with a supporting rod (51), a fixing plate (57) is fixedly connected to the outer side of the vertical rod (56) in a sliding mode, one side of the fixing plate (57) is fixedly connected with the bottom plate (1), a spring (58) is fixedly connected to one side of the fixing plate (57), and one side of the spring (58) is fixedly connected with the push block (55).

6. The feed mechanism for a lockstitch sewing machine of claim 5, wherein: the inside of two sets of rotary rod (52) respectively with transmission shaft (33) and bull stick (492) fixed connection, two sets of all rotate on rotary rod (52) and be connected with gyro wheel (59), transmission shaft (33) and bull stick (492) are outside all to rotate with bottom plate (1) through the spacing and be connected, bottom plate (1) upside rotates and is connected with two sets of spacing roller (6).