CN105887356B

CN105887356B - Adsorb circular cut-parts of fixed synchronous revolution and make up auxiliary device

Info

Publication number: CN105887356B
Application number: CN201610387514.6A
Authority: CN
Inventors: 刘玉银; 张峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-06-03
Filing date: 2016-06-03
Publication date: 2022-04-01
Anticipated expiration: 2036-06-03
Also published as: CN105887356A

Abstract

The invention discloses an adsorption fixed type synchronous rotation circular cut piece sewing auxiliary device which comprises a control system, a transmission system and an adsorption system, wherein the control system is respectively connected with the transmission system, the adsorption system and a sewing machine driving system through a PLC (programmable logic controller) control device; the transmission system includes: the stepping motor, a gear I and a gear II which are connected with the stepping motor, a hollow shaft which passes through the center of the gear II, a bearing and a bearing seat which are arranged in the middle of the hollow shaft and are parallel to the stepping motor, and a disc I and a disc II which are arranged at the top of the hollow shaft. The circular sewing machine manufactured by the auxiliary sewing machine has good quality and high efficiency, two positioning processes can be omitted, the total benefit can be improved by more than ten times, the unification of products can be ensured by the operation of different personnel, and the dependence on the technology of operators is reduced.

Description

Adsorb circular cut-parts of fixed synchronous revolution and make up auxiliary device

Technical Field

The invention relates to the field of home textiles, shoes, hats and bags, in particular to an adsorption fixed type synchronous rotating auxiliary device for sewing round cut pieces.

Background

At present, the traditional manual operation method is still adopted for sewing circular products in the production of home textile industry, the traditional method has higher requirements on professional operation skills of sewing technicians, the roundness of the sewn circular products cannot be guaranteed even if the traditional method is adopted, the sewing of the circular products with higher requirements is struggled, so that the requirements of unification, attractiveness and the like of the products cannot be guaranteed fundamentally, the sizes of the products sewn by the same person are different every time, the requirement on the unification of the same product is difficult to guarantee, and the quality is difficult to guarantee.

The sewing method is characterized in that the sewing position of the barrel body and the barrel bottom of the barrel-shaped bag is more difficult and complicated in process, the sewing position of the barrel body and the barrel bottom of the barrel-shaped bag is of a three-dimensional structure, a common sewing method can only be used for sewing a small section and a small section, and the smoothness of the barrel bottom cannot be guaranteed. According to the common method, each skilled operator can only sew the left barrel bottom and the right barrel bottom by 300 pieces per day on average, the efficiency is extremely low, and the requirement of the current society on the product is difficult to meet, so that the traditional operation process needs to be changed, and a new sewing method and an auxiliary tool need to be researched to solve the practical problems in the field.

Disclosure of Invention

Aiming at the defects, the invention provides the adsorption fixed type synchronous rotation auxiliary device for sewing the circular cut pieces, which has the advantages of simple structure, convenience and quickness in operation, manufactured circular standards and low professional technical requirements.

In order to solve the problems, the technical scheme adopted by the invention is as follows:

an auxiliary device for sewing circular cut pieces in an adsorption fixed type synchronous rotation mode is characterized by comprising a control system, a transmission system and an adsorption system, wherein the control system is respectively connected with the transmission system, the adsorption system and a sewing machine driving system through a PLC (programmable logic controller) control device; the transmission system includes: the stepping motor, a gear I and a gear II which are connected with the stepping motor, a hollow shaft which passes through the center of the gear II, a bearing and a bearing seat which are arranged in the middle of the hollow shaft and are parallel to the stepping motor, and a disc I and a disc II which are arranged at the top of the hollow shaft; the adsorption system comprises: the disc I and the disc II, the hollow shaft and the bearing seat which are shared by the transmission system, the electromagnetic valve which is positioned at the side end below the hollow shaft, the air pipe connector which is positioned at the bottom end of the hollow shaft and the air suction device which is connected with the air pipe connector.

Preferably, the control system comprises: the control panel, the power supply device connected with the control panel, the PLC control device, the encoder and the stepping motor driver connected with the PLC control device, wherein the encoder is connected with a main shaft of the sewing machine.

Preferably, the control system is connected with an electromagnetic valve in the adsorption system and a sewing machine drive.

Preferably, step motor and bearing frame all install in the mounting panel below, gear I is installed to the mounting panel top.

Preferably, the edge of the disc I, which is in contact with the disc II, is coated with a sealant, and a special gasket shared by a transmission system and an adsorption system is further arranged between the disc I and the disc II.

Preferably, the disc I is installed on the disc I fixing plate, and the disc I, the disc II and the disc I fixing plate are of detachable structures.

Preferably, the bearing seat is of a specially-made sealing type, a bearing seat cover plate is arranged at the bottom of the bearing seat, and a sealing ring is respectively arranged at the upper end and the lower end of the bearing seat; and the bearing inside the bearing seat is fixed with the hollow shaft through a clamp spring.

Preferably, the hollow shaft passes through the centers of the bearing seat, the mounting plate and the gear II and then is connected with the disc I.

Preferably, a plurality of small holes are uniformly formed in the disc II.

Preferably, the transmission between the stepping motor and the discs I and II is gear transmission, and synchronous belt transmission can be used.

The invention has the beneficial effects that:

1. this adsorb circular cut-parts of fixed synchronous revolution and make up disc I and disc II on the auxiliary device and can customize according to the size of cut-parts to it has a lot of apertures to open on the disc II, thereby can effectual increase area of ventilation make the absorptive more firm of cloth cut-parts.

2. The encoder is connected with the sewing machine spindle, so that signals can be effectively collected and conveyed to the PLC control device, the rotating speed of the disc is consistent with the tooth propelling speed of the sewing machine, the sewing distance can be guaranteed to achieve the best effect, and circular sewing is more accurate.

3. After the auxiliary device is adopted, two positioning processes can be omitted, two layers of barrel bottoms are directly adsorbed on the disc and synchronously rotated therewith, and an operator only needs to master cloth feeding of the barrel body part.

The circular sewing machine manufactured by the aid of the sewing machine has good sewing quality and high efficiency, each person can sew about 1200 barrel bottoms every day, and the total benefit can be improved by more than ten times by the aid of two saved procedures. Moreover, the design can ensure the unification of products through the operation of different personnel, reduces the dependence on the technology of operators, and is suitable for popularization and use.

The invention is further described with reference to the following drawings and detailed description.

Drawings

FIG. 1 is an assembled perspective view of the present invention;

FIG. 2 is an assembled front view of the present invention;

FIG. 3 is an assembled left side sectional view of the present invention;

FIG. 4 is an assembled top view of the present invention;

FIG. 5 is a schematic view of the present invention after being connected to an air suction device;

FIG. 6 is a schematic view of the present invention in use;

wherein, in the figure: 1-a step motor; 2-gear I; 3-gear II; 4-a hollow shaft; 5-a bearing; 6-bearing seat; 7-disc I; 8-disc II; 9-an electromagnetic valve; 10-a gas pipe joint; 11-a suction device; 12-a mounting plate; 13-sealing glue; 14-specially made gasket; 15-disc I fixing plate; 16-a bearing seat cover plate; 17-a sealing ring; 18-circlip.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-3, the invention provides an adsorption-fixed type synchronous rotation auxiliary device for sewing circular cut pieces, which comprises a control system, a transmission system and an adsorption system, wherein the control system is respectively connected with the transmission system, the adsorption system and a sewing machine driving system through a PLC (programmable logic controller) control device; the control system includes: the control panel, the power supply and the PLC control device which are connected with the control panel and have the power supply function, and the encoder and the stepping motor driver which are connected with the PLC control device, wherein the encoder is connected with a main shaft of the sewing machine so as to input a main shaft rotating speed signal to the PLC control device; the transmission system includes: the stepping motor comprises a stepping motor 1, a gear I2 and a gear II 3 which are connected with the stepping motor 1, a hollow shaft 4 which penetrates through the center of the gear II 3, a bearing 5 and a bearing seat 6 which are arranged in the middle of the hollow shaft 4 and are parallel to the stepping motor 1, and a disc I7 and a disc II8 which are arranged at the top of the hollow shaft 4; the adsorption system comprises: the disc I7 and the disc II8 which are shared by the transmission system, the hollow shaft 4, the bearing seat 6, the electromagnetic valve 9 which is positioned at the lower side end of the hollow shaft 4, the air pipe joint 10 which is positioned at the bottom end of the hollow shaft 4 and the air suction device 11 which is connected with the air pipe joint 10.

The control system is connected with an electromagnetic valve 9 in the adsorption system and a sewing machine drive, and controls the on and off of the pipeline and the on and off of the sewing machine drive through a PLC control device.

Referring to the structures shown in fig. 5-6, the operation flow of the invention is as follows:

1. firstly, the machine is powered on completely, then circular cut pieces or cut pieces and the barrel body are placed on the disc II8 (approximately concentrically), and meanwhile, the cut piece sewing position or the cut pieces and the barrel body sewing position are placed under the presser foot of the sewing machine.

2. The electromagnetic valve 9 is controlled to be opened through a control panel to enable an adsorption system to adsorb cut pieces, and then a sewing machine driver and a stepping motor driver are simultaneously opened, in the process, a coder arranged on a sewing machine main shaft inputs a main shaft rotating speed signal to a PLC (programmable logic controller) control device and then outputs the main shaft rotating speed signal to the stepping motor driver and the sewing machine driver through the PLC control device, the stepping motor driver controls a stepping motor 1 to drive a gear to transmit, and the gear drives a disc to rotate; meanwhile, the sewing machine drives the overlock machine of the sewing machine to synchronously rotate with the disc, and finally the linear speed of the outer periphery of the upper cut piece of the disc is consistent with the tooth propulsion speed of the overlock machine.

3. All the drives are automatically stopped after the disc rotates for one circle.

4. And taking down the processed cut pieces or drums to finish one-time processing.

In order to further optimize the scheme, the stepping motor 1 and the bearing seat 6 are both arranged below the mounting plate 12, and the gear I3 is arranged above the mounting plate 12.

In order to further optimize the scheme, in view of the fact that the adsorption system needs to be completely sealed, the edge of the contact between the disc I7 and the disc II8 is coated with a sealant 13, and a special gasket 14 shared by a transmission system and the adsorption system is further arranged between the disc I7 and the disc II 8; the bearing seat 6 is also designed to be specially sealed, a bearing seat cover plate 16 is arranged at the bottom of the bearing seat 6, and a sealing ring 17 is respectively arranged at the upper end and the lower end of the bearing seat.

In order to further optimize the above solution, the bearing 5 inside the bearing seat 16 is fixed with the hollow shaft 4 by the snap spring 18, so as to prevent the axial movement between the bearing 5 and the hollow shaft 4.

In order to further optimize above-mentioned scheme, disc I7 is installed on disc I fixed plate 15, and is detachable construction between disc I7, disc II8 and disc I fixed plate 15, and disc I7 and disc II8 can be according to the size customization of cut-parts, then the disc can be according to the big or small quick replacement of circular cut-parts, and is simple, convenient practical again.

In order to further optimize the scheme, as shown in fig. 4, a plurality of small holes are uniformly formed in the disc II8, and the small holes can effectively increase the ventilation area, so that the cut pieces are more firmly adsorbed.

In order to further optimize the above scheme, the transmission between the stepping motor 1 and the discs I7 and II8 may use a synchronous belt transmission besides a gear transmission, and the two transmission modes are not fixed, and any other transmission mode for achieving the purpose in the present scheme is within the protection scope of the present application.

Various modifications to the above description of the disclosed embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention should not be limited to the embodiments shown herein, and any structural changes made under the teaching of the present invention should be understood as belonging to the protection scope of the present invention.

Claims

1. An auxiliary device for sewing circular cut pieces in an adsorption fixed type synchronous rotation mode is characterized by comprising a control system, a transmission system and an adsorption system, wherein the control system is respectively connected with the transmission system, the adsorption system and a sewing machine driving system through a PLC (programmable logic controller) control device; the transmission system includes: the stepping motor, a gear I and a gear II which are connected with the stepping motor, a hollow shaft which passes through the center of the gear II, a bearing and a bearing seat which are arranged in the middle of the hollow shaft and are parallel to the stepping motor, and a disc I and a disc II which are arranged at the top of the hollow shaft; the adsorption system comprises: the disc I and the disc II, the hollow shaft and the bearing seat which are shared by the transmission system, the electromagnetic valve which is positioned at the lower side end of the hollow shaft, the air pipe joint which is positioned at the bottom end of the hollow shaft and the air suction device which is connected with the air pipe joint; the disc I is arranged on the disc I fixing plate, and detachable structures are arranged among the disc I, the disc II and the disc I fixing plate; the bearing seat is of a sealed type, a bearing seat cover plate is arranged at the bottom of the bearing seat, and a sealing ring is respectively arranged at the upper end and the lower end of the bearing seat; the bearing inside the bearing seat is fixed with the hollow shaft through a clamp spring; the hollow shaft penetrates through the centers of the bearing seat, the mounting plate and the gear II and then is connected with the disc I; and a plurality of small holes are uniformly formed in the disc II.

2. The auxiliary device for sewing an adsorbing-fixing type synchronous rotating circular cut piece as claimed in claim 1, wherein: the control system includes: the control panel, the power supply device connected with the control panel, the PLC control device, the encoder and the stepping motor driver connected with the PLC control device, wherein the encoder is connected with a main shaft of the sewing machine.

3. An auxiliary device for sewing a circular cut piece with an adsorbing and fixing type and a synchronous rotation as claimed in claim 1 or 2, wherein: the control system is connected with an electromagnetic valve in the adsorption system and a sewing machine in a driving mode.

4. The auxiliary device for sewing an adsorbing-fixing type synchronous rotating circular cut piece as claimed in claim 1, wherein: step motor and bearing frame are all installed in the mounting panel below, gear I is installed to the mounting panel top.

5. The auxiliary device for sewing an adsorbing-fixing type synchronous rotating circular cut piece as claimed in claim 1, wherein: the edge of the disc I, which is contacted with the disc II, is coated with sealant, and a gasket shared by the transmission system and the adsorption system is further arranged between the disc I and the disc II.

6. The auxiliary device for sewing an adsorbing-fixing type synchronous rotating circular cut piece as claimed in claim 1, wherein: the transmission between the stepping motor and the discs I and II is realized by gear transmission and synchronous belt transmission.