CN216651435U

CN216651435U - Buttonhole maker material feeding unit

Info

Publication number: CN216651435U
Application number: CN202122421578.2U
Authority: CN
Inventors: 凌春; 陆广凤; 凌建伟
Original assignee: Anhui Pujia Clothing Co ltd
Current assignee: Anhui Pujia Clothing Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-06-03
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a feeding device of a buttonholing machine, which belongs to the technical field of buttonholing machines and comprises a supporting plate, wherein cushion blocks are symmetrically arranged on the upper surface of the supporting plate, a panel is clamped on the cushion blocks, a sliding plate is arranged below the panel, an air cylinder is arranged at the rear end of the upper surface of the sliding plate, the output end of the air cylinder is connected with a clamp, the clamp is in contact with the upper surface of the panel, meanwhile, a needle groove is formed in the center of the upper surface of the panel along the length direction, a sleeve plate is welded at the center of one side of the sliding plate, and a screw rod is connected to the sleeve plate in a threaded mode. Can compress tightly the cloth that needs the keyhole through the anchor clamps that set up to make the cloth can not the displacement play the fold in the keyhole region, guarantee the smoothness nature of cloth when the keyhole, simultaneously for can only compress tightly its cloth around owing to anchor clamps, and the fold can be played in the removal if the cloth overlength, prevent the fold through the pinch roller to the cloth when preventing the cloth displacement in order to prevent the cloth fold, make the cloth can not block when the pay-off.

Description

Buttonhole maker material feeding unit

Technical Field

The utility model belongs to the technical field of buttonholing machines, and particularly relates to a feeding device of a buttonholing machine.

Background

The buttonhole machine is an important device in clothing machinery, is mainly used for processing buttonholes in various clothes, is divided into a flat buttonhole machine and a round head buttonhole machine, and is divided into a closing part and a non-closing part, and a buttonhole machine system generally comprises nine major mechanisms: the automatic thread cutting device comprises a feeding mechanism, a crochet hook mechanism, a needle rod mechanism, a stretching mechanism, a hook shuttle mechanism, a feeding mechanism, a sliding table mechanism, a thread separating mechanism and an automatic thread cutting device, wherein each set of mechanism has the characteristics and functions of the mechanism, has relative independence, but is closely matched and coordinated in work, and the feeding mechanism is mainly used for controlling the cloth to move on an operation table, so that the cloth is not extracted manually.

The existing feeding mechanism of the platform buttonhole sewing machine is complex in structure, easy to damage and difficult to repair after being damaged, and in order to ensure the stability during feeding, the contact area of the feeding mechanism and cloth is too large, so that sewing needles are contacted in the feeding process, and the needle breakage or needle skipping is easily caused.

SUMMERY OF THE UTILITY MODEL

Aiming at the problem that the contact area between the feeding and the cloth of the existing buttonholing machine is too large and the sewing needle is easily touched to cause needle breakage, the utility model provides the feeding device of the buttonholing machine, which is used for conveying the cloth by pressing the side edge of the cloth and utilizing a friction mode, and solves the defect that the cloth can be dragged by large-area contact but is easily contacted with the sewing needle in the prior art.

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a buttonhole maker material feeding unit, includes the layer board, the upper surface symmetry of layer board is equipped with the cushion, and the joint has the panel on the cushion, the below of panel is equipped with the slide, and the upper surface rear end of slide installs the cylinder, the output of cylinder is connected with anchor clamps, and the upper surface contact of anchor clamps and panel, locates to have seted up the needle groove along length direction at the upper surface center of panel simultaneously, the welding of one side center department of slide has the lagging, and threaded connection has the screw rod on the lagging.

Preferably, the fixture comprises a limiting piece, a pressing piece is arranged in front of the limiting piece, a connecting groove is formed in the rear end of the upper surface of the pressing piece, a pin piece is connected to the connecting groove in a pin mode, the whole pin piece is of an inverted L-shaped structure, a bolt is arranged at the bending position of the pin piece, the pin piece is connected with a connecting lug through a bolt pin, the lower end of the pin piece is also connected to the limiting piece through the bolt pin, and the air cylinder is connected to the rear surface of the connecting lug.

Preferably, the upper surface of the sliding plate is provided with a limiting column under the pressing sheet, round holes with the diameter equal to the cross-sectional diameter of the limiting column are symmetrically formed in the pressing sheet, and the pressing sheet is movably connected to the limiting column through the round holes.

Preferably, the width of the cushion block is larger than that of the panel, a connecting block is welded on the upper surface of the cushion block, a pressing wheel is rotatably connected to the front surface of the connecting block, and the lower surface of the pressing wheel is in contact with the upper surface of the panel.

Preferably, the center department of layer board has seted up the rectangle through-hole, and is equipped with the slide rail around the both sides of rectangle through-hole at the upper surface of layer board, slide sliding connection is on the slide rail, the welding of the lower surface four corners department of layer board has the stand, and the bottom of stand is connected with the bottom plate.

Preferably, the lower surface of layer board and the edge welding that is located the rectangle through-hole have the fixed block, and the screw rod runs through the fixed block, screw rod one end is connected with the motor.

Advantageous effects

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

(1) according to the utility model, the cloth needing to be buttonhole can be compressed by the arranged clamp, so that the cloth can not displace and wrinkle in the buttonhole area, smoothness of the cloth in the buttonhole area is ensured, meanwhile, the clamp can only compress the cloth around the clamp, and the wrinkle can occur when the cloth is too long and moves, so that the cloth is prevented from being restrained by the pressing wheel to prevent the wrinkle when the cloth is displaced, and the cloth can not be blocked during feeding.

(2) According to the utility model, the clamp is matched with the screw rod to realize the conveying of the cloth, and the specific operation mode is as follows: anchor clamps can press the cloth on the panel, the rotation through the screw rod makes the lagging carry out the removal of horizontal, and the slide that links to each other with the lagging can follow the motion, further make the anchor clamps displacement of installing on the slide, compress tightly the cloth again after anchor clamps displacement, rotate the screw rod once more, make the lagging reset, then anchor clamps drive the cloth through and the frictional force between the panel and carry out the displacement and realize the pay-off, feeding mechanism through this application can also realize the pay-off when compressing tightly, the contact of hold-down mechanism and cloth does not influence the keyhole of cloth when the avris compresses tightly simultaneously.

Drawings

FIG. 1 is a schematic structural view of a feeding device of a buttonholing machine according to the present invention;

FIG. 2 is an enlarged view of the clamp of the present invention;

FIG. 3 is a schematic view of the assembly structure of the clamp of the present invention;

FIG. 4 is a side view of the displacement mechanism of the clamp of the present invention.

The corresponding relationship between the reference numbers of the figures and the names of the components in the figures is as follows: 1. a needle groove; 2. a support plate; 3. a slide plate; 4. a slide rail; 5. a fixed block; 6. a column; 7. a motor; 8. a panel; 9. a pinch roller; 10. cushion blocks; 11. connecting blocks; 12. a cylinder; 13. connecting lugs; 14. a pin piece; 15. tabletting; 16. a limiting sheet; 17. a limiting column; 18. a bolt; 19. a screw; 20. sheathing; 21. and (4) clamping.

Detailed Description

The utility model is further described below in connection with specific embodiments.

The buttonholing machine feeding device provided in fig. 1, 2 and 3 comprises a sliding plate 3 and a panel 8 arranged above the sliding plate 3, wherein a clamp 21 is arranged on the upper surface of the sliding plate 3, the rear end of the clamp 21 is connected with a cylinder 12, the clamp 21 comprises a limiting sheet 16 welded on one side of the upper surface of the sliding plate 3, a pressing sheet 15 is arranged in front of the limiting sheet 16, the panel 8 for placing cloth is arranged below the pressing sheet 15, meanwhile, the panel 8 is positioned on the sliding plate 3 and is not contacted with the sliding plate 3, the rear end of the upper surface of the pressing sheet 15 is provided with a connecting groove communicated with the rear surface of the pressing sheet 15, a pin sheet 14 is pinned in the connecting groove, the pin sheet 14 is integrally of an inverted L-shaped structure, a connecting lug 13 is pinned at the bending part of the pin sheet 14 through a arranged bolt 18, the lower end of the pin sheet 14 is also pinned in the limiting sheet 16 through the bolt 18, the cylinder 12 is connected on the rear surface of the connecting lug 13, the cylinder 12 is fixedly connected on the rear end part of the sliding plate 3, a sleeve plate 20 is welded at the center of one side of the sliding plate 3, a screw rod 19 is connected on the sleeve plate 20 in a threaded manner, the output end of the cylinder 12 retracts inwards to drive the connecting lug 13 to move in the same direction, the pin piece 14 is pulled to move backwards through the connecting lug 13, the lower end of the pin piece 14 is in pin joint with the limiting piece 16, so that the pin piece 14 can only rotate when being pulled by the connecting lug 13, the pressing piece 15 connected with the pin at the front end of the pin piece 14 is driven to ascend when the pin piece 14 rotates, one upward lifting and the backward movement are actually carried out when the pin piece 14 rotates, the pressing piece 15 can compress or release the cloth only when ascending and descending, the limiting column 17 is arranged on the sliding plate 3, the limiting column 17 is movably sleeved on the limiting column 15 to restrict, the clamp 21 releases the cloth, and the sleeve plate 20 is driven to move horizontally by the rotation of the screw rod 19, the slide 3 of body coupling moves along with it when lagging 20 moves to drive anchor clamps 21 and the cylinder 12 follow motion of installation on the slide 3, further make anchor clamps 21 change the position, press from both sides the cloth again after anchor clamps 21 change the position and press from both sides tightly, further utilize screw rod 19 to drive slide 3 and reset, press from both sides tight cloth through preforming 15 and rub on panel 8, thereby drag the cloth and move forward when pressing from both sides tight cloth, realize changing the keyhole position of cloth and carry the cloth.

In fig. 1, a needle groove 1 is formed in the upper surface of a panel 8 along the length direction central line of the panel 8, cushion blocks 10 are clamped at two ends of the lower surface of the panel 8, the width of each cushion block 10 is larger than that of the panel 8, connecting blocks 11 are welded on the upper surfaces of the cushion blocks 10, pressing wheels 9 are rotatably connected to the front surfaces of the connecting blocks 11, the lower surfaces of the pressing wheels 9 are in contact with the upper surface of the panel 8, cloth needing to be buttonhole is flatly laid on the panel 8 and is pressed through clamps 21, sliding plates 3 connected with sleeve plates 20 are driven to move by screws 19, friction is further utilized to drive cloth displacement to achieve feeding in the process that the clamps 21 can only press the cloth around the clamps, the cloth is wrinkled if the cloth is too long, the cloth is restrained by the pressing wheels 9 to prevent the cloth from being wrinkled when the cloth is displaced, and the panel 8 is installed through the cushion blocks 10 and has the effect of reserving a space at the lower part of the panel 8 to facilitate the sliding plates 3, moving.

In fig. 1, there is layer board 2 at the lower surface mounting of cushion 10, the rectangle through-hole that supplies lagging 20 displacement is seted up in the center department of layer board 2, and be equipped with slide rail 4 around the both sides of rectangle through-hole at the upper surface of layer board 2, and slide 3 sliding connection is on slide rail 4, the welding of lower surface four corners department at layer board 2 has stand 6, and the bottom of stand 6 is connected with the bottom plate, support layer board 2 through bottom plate and stand 6, layer board 2 provides the fulcrum for slide 3's slip and supports for panel 8 simultaneously, slide rail 4 can guarantee that slide 3 only carries out the horizontally when the motion and goes the seesaw.

In fig. 3, the lower surface of the supporting plate 2 and the edge of the rectangular through hole are welded with fixing blocks 5, the screw rod 19 penetrates through the fixing blocks 5, one end of the screw rod 19 is connected with the motor 7, the motor 7 drives the screw rod 19 to rotate, the sleeve plate 20 horizontally moves, and the fixing blocks 5 are used for installing and fixing the screw rod 19.

The working principle is as follows: when the cloth buttonholing machine is used, cloth needing to be buttonholing is flatly laid on a panel 8, an air cylinder 12 moves forwards to push a connecting lug 13 to move forwards along with the connecting lug, when the connecting lug 13 moves, a pin sheet 14 with the lower end pinned on a limiting sheet 16 is driven to rotate, a pressing sheet 15 lifted in the rotating process of the pin sheet 14 is put down to press the cloth tightly, then a screw 19 is driven to rotate by a motor 7, at the moment, a sleeve plate 20 is driven to horizontally move by the rotation of the screw 19, when the sleeve plate 20 moves, an integrally connected sliding plate 3 moves along with the pin sheet, a clamp connected on the sliding plate 3 drives the cloth early panel 8 to move to realize feeding, then the buttonholing machine buttonholing the cloth to prevent short needles through a needle groove, the cloth needs to be pushed forwards after the buttonholing in a certain area, firstly, when an output end of the air cylinder 12 retracts inwards, the connecting lug 13 moves in the same direction, and pulls the pin sheet 14 to move backwards through the connecting lug 13, because the lower end of the pin piece 14 is in pin joint with the limiting piece 16, the pin piece 14 can only rotate when being pulled by the connecting lug 13, when the pin piece 14 rotates, the pressing piece 15 in pin joint with the front end of the pin piece 14 is driven to ascend, when the pin piece 14 rotates, the pressing piece 15 actually ascends and then moves backwards, and the pressing piece 15 can only press or loosen the cloth when ascending and descending, so that the limiting column 17 is arranged on the sliding plate 3, the pressing piece 15 is movably sleeved on the limiting column 17 to be restrained, the clamp 21 is further loosened from the cloth, the screw 19 enables the sliding plate 3 connected with the sleeve plate 20 to move towards one side of the feeding end, the clamp is enabled to press the cloth by the control cylinder 12, and the cloth can move forwards to realize discharging through friction force.

While the utility model has been described in further detail in connection with specific embodiments thereof, it will be understood that the utility model is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the utility model, which should be considered to be within the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a buttonhole maker material feeding unit, includes layer board (2), its characterized in that: the upper surface symmetry of layer board (2) is equipped with cushion (10), and the joint has panel (8) on cushion (10), the below of panel (8) is equipped with slide (3), and installs cylinder (12) in the upper surface rear end of slide (3), the output of cylinder (12) is connected with anchor clamps (21), and the upper surface contact of anchor clamps (21) and panel (8), locates to have seted up needle groove (1) along length direction at the upper surface center of panel (8) simultaneously, the welding of one side center department of slide (3) has lagging (20), and threaded connection has screw rod (19) on lagging (20).

2. The buttonholing machine material feeding unit of claim 1, wherein: the clamp (21) comprises a limiting piece (16), a pressing piece (15) is arranged in front of the limiting piece (16), a connecting groove is formed in the rear end of the upper surface of the pressing piece (15), a pin piece (14) is connected in the connecting groove in a pin mode, the pin piece (14) is integrally of an inverted L-shaped structure, a bolt (18) is arranged at the bending position of the pin piece (14), meanwhile, the pin piece (14) is connected with a connecting lug (13) in a pin mode through the bolt (18), the lower end of the pin piece (14) is connected in the limiting piece (16) in a pin mode through the bolt (18), and the air cylinder (12) is connected to the rear surface of the connecting lug (13).

3. The buttonholing machine material feeding unit of claim 2, wherein: the upper surface of slide (3) just is located preforming (15) and is equipped with spacing post (17) under, and the circular hole that the diameter equals with spacing post (17) cross-sectional diameter is seted up to symmetry on preforming (15), preforming (15) are through round hole swing joint on spacing post (17).

4. The buttonholing machine material feeding unit of claim 1, wherein: the width of cushion (10) is greater than the width of panel (8), and the upper surface welding of cushion (10) has connecting block (11), the front surface of connecting block (11) rotates and is connected with pinch roller (9), and the upper surface contact of the lower surface of pinch roller (9) and panel (8).

5. The buttonholing machine material feeding unit of claim 1, wherein: the center department of layer board (2) has seted up the rectangle through-hole, and is equipped with slide rail (4) around the both sides of rectangle through-hole at the upper surface of layer board (2), slide (3) sliding connection is on slide rail (4), the welding of the lower surface four corners department of layer board (2) has stand (6), and the bottom of stand (6) is connected with the bottom plate.

6. The buttonholing machine material feeding unit of claim 5, wherein: the lower surface of layer board (2) and the edge welding that is located the rectangle through-hole have fixed block (5), and screw rod (19) run through fixed block (5), screw rod (19) one end is connected with motor (7).