CN214244815U

CN214244815U - Direct-drive four-thread overlock machine

Info

Publication number: CN214244815U
Application number: CN202120206014.4U
Authority: CN
Inventors: 何小兵; 陈春林
Original assignee: Dongguan Zhipin Clothing Co ltd
Current assignee: Dongguan Zhipin Clothing Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-09-21
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses a directly drive four line hemming machines, concretely relates to hemming machine field, including the base, the top fixed mounting of base has first bracing piece, and one side movable mounting of first bracing piece has the work feed roller, and the top of base is provided with the workstation, and the top fixed mounting of base has the mount, and one side fixed mounting of mount has the second bracing piece, and one side movable mounting of second bracing piece has the cloth receiving roller, and the inboard welding of mount has fixed horizontal pole, and the movable block has been cup jointed to the surface of fixed horizontal pole. In the above scheme, stop gear reaches the effect of avoiding the cloth to take place the skew, when pneumatic cylinder promoted mounting panel and overedger organism moved down, also can drive stop gear downstream, drives installation piece extrusion cloth, plays limiting displacement to the position of cloth, switches on the solenoid simultaneously to can increase the stability of pressing under the effect of magnetic path, spacing effect is stronger, can play the effect that prevents the cloth damage through the protection pad.

Description

Direct-drive four-thread overlock machine

Technical Field

The utility model relates to an overedger technical field, more specifically say, the utility model relates to a directly drive four-thread overedger.

Background

Overedgers, also called serging machines and overlocking machines, are used for overlocking various fabrics. Because most fabrics are easy to be loosened after being cut, the edges are required to be locked before being made into finished products to prevent the fabrics from being loosened, the overedger is most suitable for knitted fabrics which are mainly made of cotton, polyester and polyester cotton yarns, the fabrics are characterized by soft texture, larger flexibility, ventilation, sweat absorption, comfortable and random wearing and individuality, the knitted fabrics also have the characteristics of looseness, curling property, easy fuzzing and pilling property and the like, a special process is required in the sewing production process of ready-made clothes, the overedger cannot be opened, the overedger sews the edges of the fabrics, the overedger does not separate the overedger, the overedger sews the edges of the cut clothes, the flat-seamer and the overedger are main types of sewing and knitting clothes, the overedger circularly covers a plurality of stitches at the edges of the fabrics, the four-thread overedger is characterized in that the edge of the sewing material can be wrapped, and the function of preventing the edge of the fabric from being loosened is achieved.

However, the existing direct-drive four-thread overlock machine is not convenient for carrying out multidirectional adjustment when in overlock operation, the processing efficiency is low, and the cloth easily deviates in the processing process, so that the processing precision of the overlock machine is greatly reduced, the processing effect of the cloth is influenced, the practicability is poor, and the cloth feeding assembly in the existing overlock machine structure is complex in structure, large in processing and assembling difficulty and needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a directly drive four-thread overlock machine to solve among the prior art and directly drive four-thread overlock machine aircraft nose position and be not convenient for divergently adjust and the cloth problem that takes place the skew easily.

In order to achieve the above object, the utility model provides a following technical scheme: a direct-drive four-wire overlock machine comprises a base, wherein a first supporting rod is fixedly mounted at the top of the base, a cloth feeding roller is movably mounted on one side of the first supporting rod, a workbench is arranged at the top of the base, a fixing frame is fixedly mounted at the top of the base, a second supporting rod is fixedly mounted on one side of the fixing frame, a cloth collecting roller is movably mounted on one side of the second supporting rod, a fixed cross rod is welded on the inner side of the fixing frame, a movable block is sleeved on the outer surface of the fixed cross rod, a hydraulic cylinder is fixedly mounted at the bottom of the movable block, a connecting block is sleeved on the outer surface of the hydraulic cylinder, an electric push rod is fixedly mounted on one side of the fixing frame, a mounting plate is fixedly mounted at the telescopic end of the hydraulic cylinder, and an overlock machine head and a limiting mechanism are arranged at the bottom of the mounting plate;

stop gear includes mounting, buffer spring, connecting rod, stopper, installation piece and solenoid, buffer spring fixed mounting is in the inside of mounting, the top of connecting rod and buffer spring's bottom fixed connection, the bottom and the stopper fixed connection of connecting rod, installation piece fixed mounting is in the bottom of stopper, the solenoid sets up in the inside of installation piece.

The top fixed mounting of base has two third bracing pieces, two the third bracing piece distributes in the both sides of workstation, and two one side of third bracing piece all is provided with the exhibition cloth roller.

The top of the workbench is provided with two mounting grooves, magnetic blocks are arranged inside the mounting grooves, the two magnetic blocks are distributed under the two limiting mechanisms and are respectively matched with the two solenoids.

The cross section of the fixed cross rod is circular, the fixed cross rod is parallel to the electric push rod, and the telescopic end of the electric push rod is fixedly connected with the hydraulic cylinder through a connecting block.

The mounting structure comprises a mounting plate, a mounting bolt and a fixing piece, wherein the mounting plate is internally provided with a mounting hole, the fixing piece is mounted in the mounting hole in the mounting plate through the fixing bolt, and the fixing piece is internally provided with a cavity structure.

Wherein, the one end that the stopper was kept away from to the connecting rod runs through the outer wall of mounting and extends to the inside and the buffer spring fixed connection of mounting, one side that the stopper was kept away from to the installation piece is provided with the protection and fills up, just the material that the protection was filled up and was adopted is the rubber block.

The utility model discloses a technological effect and advantage:

in the scheme, the fixed cross rod, the movable block, the hydraulic cylinder, the electric push rod cloth feeding roller, the cloth collecting roller and the motor achieve the effects of driving the overedger body to adjust in multiple directions and facilitating cloth conveying, the motor is started to drive the cloth feeding roller to rotate to convey cloth, the cloth can be flattened towards two sides through the cloth spreading edges, crease is prevented from appearing on the cloth, overedger operation is facilitated, the second electric push rod is controlled to do contraction or extension movement, under the connecting action of the connecting block, the effect of adjusting the transverse position of the overedger body is achieved, the hydraulic cylinder is controlled to do extension movement, the overedger body is pushed to move, the longitudinal position of the overedger body is adjusted, and the practicability is high; stop gear reaches the effect of avoiding the cloth to take place the skew, when pneumatic cylinder promoted mounting panel and overedger organism moved down, also can drive stop gear downstream, drives the installation piece and extrudes the cloth, plays limiting displacement to the position of cloth, and the solenoid circular telegram simultaneously to can increase the stability of pressing under the effect of magnetic path, spacing effect is stronger, can play the effect of preventing the cloth damage through the protection pad.

Drawings

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

FIG. 2 is a schematic view of the fixing frame of the present invention;

FIG. 3 is a schematic view of the structure of the fixed cross bar of the present invention;

fig. 4 is an enlarged view of a point a in fig. 3 according to the present invention;

fig. 5 is a schematic structural view of the cloth feeding roller of the present invention.

The reference signs are:

1. a base; 2. a first support bar; 3. a cloth feeding roller; 4. a work table; 5. a fixed mount; 6. a second support bar; 7. a cloth collecting roller; 8. a third support bar; 9. a cloth spreading roller; 10. fixing the cross bar; 11. a movable block; 12. a hydraulic cylinder; 13. connecting blocks; 14. an electric push rod; 15. mounting a plate; 16. an overedger head; 17. a limiting mechanism; 171. a fixing member; 172. a buffer spring; 173. a connecting rod; 174. a limiting block; 175. mounting blocks; 176. a solenoid; 177. a protective pad; 18. a motor; 19. a chassis; 20. a magnetic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model provides a direct-drive four-thread overlock machine as attached figures 1 to 5, including base 1, the top fixed mounting of base 1 has first bracing piece 2, one side movable mounting of first bracing piece 2 has work feed roller 3, the top of base 1 is provided with workstation 4, the top fixed mounting of base 1 has mount 5, one side fixed mounting of mount 5 has second bracing piece 6, one side movable mounting of second bracing piece 6 has cloth receiving roller 7, the inboard welding of mount 5 has fixed horizontal pole 10, the surface of fixed horizontal pole 10 has cup jointed movable block 11, the bottom fixed mounting of movable block 11 has pneumatic cylinder 12, the surface of pneumatic cylinder 12 has cup jointed connecting block 13, one side fixed mounting of mount 5 has electric putter 14, the flexible fixed mounting of pneumatic cylinder 12 has mounting panel 15, the bottom of mounting panel 15 is provided with overlock aircraft nose 16 and stop gear 17;

the limiting mechanism 17 comprises a fixing member 171, a buffer spring 172, a connecting rod 173, a limiting block 174, an installation block 175 and a solenoid 176, wherein the buffer spring 172 is fixedly installed inside the fixing member 171, the top end of the connecting rod 173 is fixedly connected with the bottom end of the buffer spring 172, the bottom end of the connecting rod 173 is fixedly connected with the limiting block 174, the installation block 175 is fixedly installed at the bottom of the limiting block 174, and the solenoid 176 is arranged inside the installation block 175;

wherein, base 1's top fixed mounting has two third bracing pieces 8, two third bracing pieces 8 distribute in the both sides of workstation 4, and one side of two third bracing pieces 8 all is provided with exhibition cloth roller 9, stop gear 17's quantity is two sets of, two sets of stop gear 17 symmetric distribution are in the both sides of overedger aircraft nose 16, two mounting grooves have been seted up at workstation 4's top, the inside of two mounting grooves all is provided with magnetic path 20, two magnetic path 20 distribute and set up under two stop gear 17, and two magnetic path 20 respectively with two solenoid 176 looks adaptations.

As shown in fig. 2, the cross section of the fixed cross bar 10 is circular, the fixed cross bar 10 is parallel to the electric push rod 14, and the telescopic end of the electric push rod 14 is fixedly connected to the hydraulic cylinder 12 through the connecting block 13.

Concretely, electric putter 14 opens the operation, do shrink or extend the motion through control electric putter 14, under the joint action of connecting block 13, drive pneumatic cylinder 12, mounting panel 15 and hemming head 16 are linear motion simultaneously, and it is linear motion to drive movable block 11 to be according to fixed horizontal pole 10, play and carry out the effect of adjusting hemming head 16 position, after hemming head 16's horizontal position is confirmed, control pneumatic cylinder 12 is the extension motion, adjust hemming head 16's longitudinal position, simple structure convenient operation practicality is strong, the machining efficiency who utilizes the hemming machine has been improved greatly.

As shown in fig. 3 and 4, a mounting hole is opened in the mounting plate 15, the fixing member 171 is installed in the mounting hole in the mounting plate 15 by a bolt, the fixing member 171 is provided with a cavity, one end of the connecting rod 173, which is far away from the limiting block 174, penetrates through the outer wall of the fixing member 171 and extends into the fixing member 171 to be fixedly connected with the buffer spring 172, one side of the mounting block 175, which is far away from the limiting block 174, is provided with a protection pad 177, and the protection pad 177 is made of a rubber block.

Specifically, when the hydraulic cylinder 12 drives the overedger head 16 to move, the limiting mechanism 17 is driven to extrude the cloth, the limiting block 174 compresses the buffer spring 172 in the fixing part 171 together with the connecting rod 173, and the solenoid 176 is powered on, so that the stability of cloth processing can be increased under the action of the magnetic block 20, and the balance stability in the cloth overedger processing process is ensured.

As shown in fig. 5, a case 19 is fixedly mounted on one side of the first support rod 2 through a screw, a motor 18 is fixedly mounted on the inner wall of the case 19 through a screw, and an output shaft of the motor 18 is fixedly connected with the cloth feeding roller 3 through a coupling.

Specifically, the motor 18 is started, and the work of the motor 18 can drive the cloth feeding roller 3 to rotate, so that the whole cloth conveying device is moved, and the cloth conveying device is simple in structure and simple to use.

The working process of the utility model is as follows:

in the above scheme, the fixed cross bar 10, the movable block 11, the hydraulic cylinder 12, the electric push rod 14, the cloth feeding roller 3, the cloth collecting roller 7 and the motor 18 achieve the effect of driving the overedger body to adjust in multiple directions and facilitating cloth conveying, the limiting mechanism 17 achieves the effect of avoiding cloth deviation, when in use, a user starts the motor 18, the motor 18 can drive the cloth feeding roller 3 to rotate so as to move and convey cloth, the electric push rod 14 is started to operate to control the electric push rod 14 to do contraction or extension movement, under the connecting action of the connecting block 13, the hydraulic cylinder 12, the mounting plate 15 and the overedger head 16 are driven to do linear movement at the same time, the movable block 11 is driven to do linear movement according to the fixed cross bar 10, the function of adjusting the position of the overedger head 16 is achieved, and after the transverse position of the overedger head 16 is determined, the hydraulic cylinder 12 is controlled to do extension movement, adjust the vertical position of overedger aircraft nose 16, simple structure convenient operation practicality is strong, the machining efficiency who utilizes the overedger has been improved greatly, and when pneumatic cylinder 12 drove the movement of overedger aircraft nose 16, drive stop gear 17 and extrude the cloth, stopper 174 will compress the buffer spring 172 in mounting 171 with connecting rod 173, simultaneously with solenoid 176 circular telegram, thereby can be under the effect of magnetic path 20, increase the stability of cloth processing, the equilibrium stability to among the cloth overedger course of working has been guaranteed.

In the scheme, the base 1 is used in cooperation with the magnetic block 20, so that the problems that in the prior art, the position of a machine head of a direct-drive four-thread overlock machine is inconvenient to adjust in multiple directions and cloth is prone to shifting are solved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The direct-drive four-thread overlock machine comprises a base (1) and is characterized in that a first supporting rod (2) is fixedly mounted at the top of the base (1), a cloth feeding roller (3) is movably mounted at one side of the first supporting rod (2), a workbench (4) is arranged at the top of the base (1), a fixing frame (5) is fixedly mounted at the top of the base (1), a second supporting rod (6) is fixedly mounted at one side of the fixing frame (5), a cloth collecting roller (7) is movably mounted at one side of the second supporting rod (6), a fixed cross rod (10) is welded at the inner side of the fixing frame (5), a movable block (11) is sleeved on the outer surface of the fixed cross rod (10), a hydraulic cylinder (12) is fixedly mounted at the bottom of the movable block (11), and a connecting block (13) is sleeved on the outer surface of the hydraulic cylinder (12), an electric push rod (14) is fixedly installed on one side of the fixing frame (5), an installation plate (15) is fixedly installed on the telescopic end of the hydraulic cylinder (12), and an overlock machine head (16) and a limiting mechanism (17) are arranged at the bottom of the installation plate (15);

limiting mechanism (17) includes mounting (171), buffer spring (172), connecting rod (173), stopper (174), installation piece (175) and solenoid (176), buffer spring (172) fixed mounting is in the inside of mounting (171), the top of connecting rod (173) and the bottom fixed connection of buffer spring (172), the bottom and stopper (174) fixed connection of connecting rod (173), installation piece (175) fixed mounting is in the bottom of stopper (174), solenoid (176) set up in the inside of installation piece (175).

2. The direct-drive four-thread overlock machine according to claim 1, characterized in that two third support rods (8) are fixedly mounted at the top of the base (1), the two third support rods (8) are distributed on two sides of the workbench (4), and cloth spreading rollers (9) are arranged on one sides of the two third support rods (8).

3. The direct-drive four-thread overlock machine according to claim 1, wherein the number of the limiting mechanisms (17) is two, and the two limiting mechanisms (17) are symmetrically distributed on two sides of an overlock machine head (16).

4. The direct-drive four-thread overlock machine as claimed in claim 1, wherein two mounting grooves are formed in the top of the workbench (4), magnetic blocks (20) are arranged inside the two mounting grooves, the two magnetic blocks (20) are distributed and arranged right below the two limiting mechanisms (17), and the two magnetic blocks (20) are respectively matched with the two solenoids (176).

5. The direct-drive four-thread overlock machine as claimed in claim 1, wherein the cross section of the fixed cross rod (10) is circular, the fixed cross rod (10) and the electric push rod (14) are parallel to each other, and the telescopic end of the electric push rod (14) is fixedly connected with the hydraulic cylinder (12) through a connecting block (13).

6. The direct-drive four-thread overlock machine as claimed in claim 1, wherein a mounting hole is formed in the mounting plate (15), the fixing piece (171) is mounted in the mounting hole in the mounting plate (15) in a bolt mode, and the fixing piece (171) is arranged in a cavity structure.

7. The direct-drive four-thread overlock machine as claimed in claim 1, wherein one end, away from the limiting block (174), of the connecting rod (173) penetrates through the outer wall of the fixing piece (171) and extends into the fixing piece (171) to be fixedly connected with the buffer spring (172), a protection pad (177) is arranged on one side, away from the limiting block (174), of the mounting block (175), and the protection pad (177) is made of a rubber block.

8. The direct-drive four-thread overlock machine according to claim 1, characterized in that a case (19) is fixedly mounted on one side of the first supporting rod (2) through a screw, a motor (18) is fixedly mounted on the inner wall of the case (19) through a screw, and an output shaft of the motor (18) is fixedly connected with the cloth feeding roller (3) through a coupler.