阅读说明：本技术 一种圆网纯针织面料进布装置 (Cloth feeding device for circular net pure knitted fabric ) 是由 周林 于 2021-02-03 设计创作，主要内容包括：本发明涉及一种圆网纯针织面料进布装置,机架上装设有上横梁,上横梁上装设有左、右导向辊,上横梁的右下侧且位于布料上升阶段装设有弯辊；上横梁的中部装设有由两组旋向相反的分丝辊组成的布料打开组件；机架的左上方侧部、上横梁上且位于布料打开组件的左方分别装设有一组主驱动调整辊组件；机架上且位于左上方的主驱动调整辊组件的上部装设有单根分丝辊组件；上横梁底部且位于左导向辊与单根分丝辊之间装设有倾斜导布辊,左导向辊也为倾斜设置。本发明设置弯辊解决布料在上升过程中产生的折叠现象；通过导布辊和分丝辊将布料彻底打开；设置两组主驱动调整辊组件,通过变频器控制两根主驱动调整辊的同步,使面料运行零张力。(The invention relates to a circular net pure knitted fabric feeding device.A frame is provided with an upper beam, the upper beam is provided with a left guide roller and a right guide roller, and the right lower side of the upper beam and the cloth ascending stage are provided with a bending roller; the middle part of the upper cross beam is provided with a cloth opening assembly consisting of two groups of yarn dividing rollers with opposite rotation directions; a group of main drive adjusting roller assemblies are respectively arranged on the upper left side part of the frame, the upper cross beam and the left side of the cloth opening assembly; the upper part of the main drive adjusting roller component which is positioned on the upper left of the frame is provided with a single wire splitting roller component; an inclined cloth guide roller is arranged at the bottom of the upper cross beam and between the left guide roller and the single yarn dividing roller, and the left guide roller is also arranged obliquely. The invention is provided with the bending roller to solve the folding phenomenon generated in the lifting process of the cloth; the cloth is thoroughly opened through the cloth guide roller and the yarn dividing roller; two groups of main drive adjusting roller assemblies are arranged, and the synchronization of the two main drive adjusting rollers is controlled through a frequency converter, so that the fabric runs under zero tension.)

1. The utility model provides a pure knitted fabric of mould advances cloth device, includes the frame and installs the entablature in the frame, its characterized in that: the right end of the upper cross beam is provided with a right guide roller, the left end of the upper cross beam is provided with a left guide roller, and the right lower side of the upper cross beam and the cloth ascending stage are provided with a bending roller for preventing the cloth from being folded; the middle part of the upper cross beam is provided with a cloth opening assembly consisting of two groups of yarn dividing rollers with opposite rotation directions; a group of main drive adjusting roller assemblies are respectively arranged on the upper left side part of the frame, on the upper cross beam and on the left side of the cloth opening assembly; the upper part of the main drive adjusting roller assembly positioned on the upper left of the frame is provided with a single wire splitting roller assembly; an inclined cloth guide roller is arranged at the bottom of the upper cross beam and between the left guide roller and the single wire dividing roller, and the left guide roller is also arranged obliquely; and a plurality of groups of cloth guide rollers are arranged on the upper beam, are positioned between the right guide roller and the cloth opening assembly, and are positioned on the upper beam, and are positioned between the left guide roller and the main drive adjusting roller on the upper beam.

2. The circular net pure knitted fabric feeding device according to claim 1, characterized in that: the machine frame comprises a front inverted U-shaped supporting leg, a rear inverted U-shaped supporting leg and a longitudinal tie bar for connecting the front inverted U-shaped supporting leg and the rear inverted U-shaped supporting leg, the front inverted U-shaped supporting leg and the rear inverted U-shaped supporting leg have the same structure, and a transverse tie bar is respectively arranged between two groups of stand columns of the front inverted U-shaped supporting leg or between two groups of stand columns of the rear inverted U-shaped supporting leg; the upper cross beam comprises a front upper cross beam and a rear upper cross beam, the front upper cross beam is fixed above the front inverted U-shaped supporting legs, and the rear upper cross beam is fixed above the rear inverted U-shaped supporting legs; reinforcing ribs are respectively arranged between the front upper cross beam and the front inverted U-shaped supporting leg and between the rear upper cross beam and the rear inverted U-shaped supporting leg for reinforcing and fixing.

3. The circular net pure knitted fabric feeding device according to claim 1, characterized in that: the front inverted U-shaped supporting leg or the rear inverted U-shaped supporting leg is fixed on the workshop base through welding or bolts, the stand columns of the front inverted U-shaped supporting leg or the rear inverted U-shaped supporting leg are of channel steel structures, and the transverse tie bars and the longitudinal tie bars are fixed on the stand columns through bolts respectively.

4. The circular net pure knitted fabric feeding device according to claim 1, characterized in that: the bending roll is obliquely arranged on the right side of the upper cross beam in a left-high-right-low state, is of a front-back symmetrical arc structure formed by gradually keeping away from the upper cross beam from two ends to the middle, and is in a state of gradually opening from the middle to two sides.

5. The circular net pure knitted fabric feeding device according to claim 1, characterized in that: the cloth opening assembly comprises a driving yarn dividing roller, a driven yarn dividing roller and a yarn dividing roller driving device for driving the driving yarn dividing roller and the driven yarn dividing roller to rotate in opposite directions, two ends of the driving yarn dividing roller and two ends of the driven yarn dividing roller are respectively arranged on an upper cross beam through bearings, the yarn dividing roller driving device comprises a yarn dividing roller driving motor, a yarn dividing roller driving reducer, a driving gear, a driven gear, a main yarn dividing roller gear and a driven yarn dividing roller gear, the yarn dividing roller driving motor is connected with the yarn dividing roller driving reducer, the yarn dividing roller driving reducer is fixed on the upper cross beam, a driving gear is arranged on a main shaft of the yarn dividing roller driving reducer, the driven gear is arranged below the driving gear on the upper cross beam, the main yarn dividing roller gear is arranged on the driving yarn dividing roller, the driven yarn dividing roller is arranged on the driven yarn dividing roller from the yarn dividing roller gear, and the driving gear, the driven gear and the, A first gear belt is wound between the main wire dividing roller gear and the auxiliary wire dividing roller gear.

6. The circular net pure knitted fabric feeding device according to claim 1, characterized in that: the main driving adjusting roller assembly comprises a main driving shaft and a main driving device for driving the main driving shaft to rotate, two ends of the main driving shaft are respectively supported through bearings, the main driving device comprises a main driving motor, a main driving motor reducer, a driving gear and a driven driving gear, the main driving motor is connected with the main driving motor reducer, the driving gear is connected to an output shaft of the main driving motor reducer, the main driving shaft is provided with the driven driving gear, and the driving gear is connected with the driven driving gear through a second gear belt.

7. The circular net pure knitted fabric feeding device according to claim 1, characterized in that: the single wire dividing roller assembly comprises a single wire dividing roller shaft and a single wire dividing roller driving motor, two ends of the single wire dividing roller shaft are respectively supported through bearings, the single wire dividing roller driving motor is installed on the side portion of the rack through a motor base, and a main shaft of the single wire dividing roller driving motor is connected with the single wire dividing roller shaft through a shaft coupling.

8. The circular net pure knitted fabric feeding device according to claim 6, characterized in that: the single wire separating roller shaft of the single wire separating roller assembly is obliquely arranged, the main driving shaft of the main driving adjusting roller assembly at the upper left side part of the rack is also obliquely arranged, and the single wire separating roller shaft is parallel to the main driving shaft of the main driving adjusting roller assembly at the upper left side part of the rack.

9. The circular net pure knitted fabric feeding device according to claim 1, characterized in that: and the two groups of main drive adjusting roller assemblies realize the speed synchronization of the two main drive shafts through the control of a frequency converter.

Technical Field

The invention relates to the field of printing machine equipment, in particular to a circular net pure knitted fabric feeding device.

Background

The transmission calico printing machine has all set up many kinds on advancing the cloth mode, but lacks an effective control to the cloth mode of advancing of pure knitted fabric, and pure knitted fabric can produce many problems at the stamp in-process: (1) the pure knitted fabric is easy to generate tension when running on a machine, so that the fabric is elongated to influence the printing effect; (2) the pure knitted fabric can be folded in the rising process, and the fabric cannot be completely unfolded; (3) a main driving adjusting roller is generally arranged in a traditional cloth feeding mode, and the adjusting roller is responsible for pulling cloth and adjusting the opposite side, so that the fabric can generate tension easily.

Disclosure of Invention

The invention aims to provide a circular net pure knitted fabric feeding device aiming at the defects in the prior art, and the circular net pure knitted fabric feeding device can well solve the problem of pure knitted fabric in the printing process.

The technical solution of the invention is as follows:

a circular net pure knitted fabric feeding device comprises a rack and an upper cross beam arranged on the rack, wherein a right guide roller is arranged at the right end of the upper cross beam, a left guide roller is arranged at the left end of the upper cross beam, and a bending roller for preventing cloth from being folded is arranged at the right lower side of the upper cross beam and positioned at the cloth ascending stage; the middle part of the upper cross beam is provided with a cloth opening assembly consisting of two groups of yarn dividing rollers with opposite rotation directions; a group of main drive adjusting roller assemblies are respectively arranged on the upper left side part of the frame, on the upper cross beam and on the left side of the cloth opening assembly; the upper part of the main drive adjusting roller assembly positioned on the upper left of the frame is provided with a single wire splitting roller assembly; an inclined cloth guide roller is arranged at the bottom of the upper cross beam and between the left guide roller and the single wire dividing roller, and the left guide roller is also arranged obliquely; and a plurality of groups of cloth guide rollers are arranged on the upper beam, are positioned between the right guide roller and the cloth opening assembly, and are positioned on the upper beam, and are positioned between the left guide roller and the main drive adjusting roller on the upper beam.

Preferably, the frame comprises a front inverted U-shaped supporting leg, a rear inverted U-shaped supporting leg and a longitudinal tie bar connecting the front inverted U-shaped supporting leg and the rear inverted U-shaped supporting leg, the front inverted U-shaped supporting leg and the rear inverted U-shaped supporting leg have the same structure, and the transverse tie bars are respectively arranged between two groups of stand columns of the front inverted U-shaped supporting leg or between two groups of stand columns of the rear inverted U-shaped supporting leg; the upper cross beam comprises a front upper cross beam and a rear upper cross beam, the front upper cross beam is fixed above the front inverted U-shaped supporting legs, and the rear upper cross beam is fixed above the rear inverted U-shaped supporting legs; reinforcing ribs are respectively arranged between the front upper cross beam and the front inverted U-shaped supporting leg and between the rear upper cross beam and the rear inverted U-shaped supporting leg for reinforcing and fixing.

Preferably, the front inverted-U-shaped supporting leg or the rear inverted-U-shaped supporting leg is fixed on the workshop base through welding or bolts, the stand columns of the front inverted-U-shaped supporting leg or the rear inverted-U-shaped supporting leg are of channel steel structures, and the transverse tie bars and the longitudinal tie bars are fixed on the stand columns through bolts respectively.

Preferably, the bending roll is obliquely arranged on the right side of the upper cross beam in a left-high-right-low state, is of a front-back symmetrical arc structure formed by gradually keeping away from the upper cross beam from two ends to the middle, and is in a state of gradually expanding from the middle to two sides for the fed cloth.

Preferably, the cloth opening assembly comprises a driving yarn dividing roller, a driven yarn dividing roller and a yarn dividing roller driving device for driving the driving yarn dividing roller and the driven yarn dividing roller to rotate in opposite directions, two ends of the driving yarn dividing roller and two ends of the driven yarn dividing roller are respectively mounted on the upper cross beam through bearings, the yarn dividing roller driving device comprises a yarn dividing roller driving motor, a yarn dividing roller driving reducer, a driving gear, a driven gear, a main yarn dividing roller gear and a driven yarn dividing roller gear, the yarn dividing roller driving motor is connected with the yarn dividing roller driving reducer, the yarn dividing roller driving reducer is fixed on the upper cross beam, a driving gear is mounted on a main shaft of the yarn dividing roller driving reducer, the driven gear is mounted below the driving gear on the upper cross beam, the main yarn dividing roller gear is mounted on the driving yarn dividing roller, the driven yarn dividing roller is mounted on the driven yarn dividing roller, and the driving gear, the driven gear and the driven yarn dividing roller are mounted on the, A first gear belt is wound among the driven gear, the main wire dividing roller gear and the auxiliary wire dividing roller gear.

Preferably, the main driving adjusting roller assembly comprises a main driving shaft and a main driving device for driving the main driving shaft to rotate, two ends of the main driving shaft are respectively supported through bearings, the main driving device comprises a main driving motor, a main driving motor reducer, a driving gear and a driven driving gear, the main driving motor is connected with the main driving motor reducer, the output shaft of the main driving motor reducer is connected with the driving gear, the main driving shaft is provided with the driven driving gear, and the driving gear and the driven driving gear are connected through a second gear belt.

Preferably, the single wire distributing roller assembly comprises a single wire distributing roller shaft and a single wire distributing roller driving motor, two ends of the single wire distributing roller shaft are respectively supported through bearings, the single wire distributing roller driving motor is installed on the side portion of the rack through a motor base, and a main shaft of the single wire distributing roller driving motor is connected with the single wire distributing roller shaft through a coupling.

Preferably, the single yarn dividing roller assembly is provided with a single yarn dividing roller shaft which is arranged obliquely, the main driving shaft of the main driving adjusting roller assembly at the upper left side part of the frame is also arranged obliquely, and the single yarn dividing roller shaft and the main driving shaft of the main driving adjusting roller assembly at the upper left side part of the frame are parallel to each other.

Preferably, the two groups of main drive adjusting roller assemblies realize the speed synchronization of the two main drive shafts through frequency converter control.

The invention has the beneficial effects that:

the invention sets a large-amplitude bending roller when the cloth rises, so that the folding phenomenon generated in the cloth rising process can be well solved, then the cloth is thoroughly opened through the cloth guide roller and the two dividing rollers rotating in opposite directions, the cloth enters the main drive adjusting roller assembly, then the rest cloth guide rollers are poured into the other main drive adjusting roller assembly, one main drive adjusting roller assembly is arranged closer to the cloth vehicle through the arrangement of the double main drive adjusting roller assemblies, the tension generated by overlong cloth drawing can be effectively relieved, the other main drive adjusting roller assembly is arranged closer to the cloth sticking device, the adjusted cloth can be stuck to the guide belt immediately, and the synchronization of the two main drive shafts is controlled through the frequency converter to achieve the effect of zero tension of the running of the fabric.

Drawings

The invention is further described below with reference to the accompanying drawings:

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a schematic view of the cloth opening assembly of the present invention;

FIG. 5 is a schematic structural view of the main drive dancer assembly of the present invention;

FIG. 6 is a schematic structural view of a single wire separating roller assembly of the present invention.

Detailed Description

In the embodiment, as shown in the attached drawings 1-6, the circular net pure knitted fabric feeding device comprises a rack 1 and an upper cross beam 2 arranged on the rack, wherein the rack comprises a front inverted U-shaped supporting leg 101, a rear inverted U-shaped supporting leg 102 and a longitudinal tie bar 3 connecting the front inverted U-shaped supporting leg and the rear inverted U-shaped supporting leg, the front inverted U-shaped supporting leg and the rear inverted U-shaped supporting leg have the same structure, and a transverse tie bar 4 is respectively arranged between two groups of stand columns of the front inverted U-shaped supporting leg or between two groups of stand columns of the rear inverted U-shaped supporting leg; the upper cross beam comprises a front upper cross beam 201 and a rear upper cross beam 202, the front upper cross beam is fixed above the front inverted U-shaped supporting legs, and the rear upper cross beam is fixed above the rear inverted U-shaped supporting legs; and reinforcing ribs 5 are respectively arranged between the front upper cross beam and the front inverted U-shaped supporting leg and between the rear upper cross beam and the rear inverted U-shaped supporting leg for reinforcing and fixing. The left end and the right end of the upper cross beam in the embodiment respectively extend out of two sides of the outer portion of the rack, and the structure of the rack is more stable.

The front inverted U-shaped supporting leg or the rear inverted U-shaped supporting leg is fixed on the workshop base through welding or bolts, the stand columns of the front inverted U-shaped supporting leg or the rear inverted U-shaped supporting leg are of channel steel structures, and the transverse tie bars and the longitudinal tie bars are fixed on the stand columns through bolts respectively.

The right end of the upper cross beam is provided with a right guide roller 6, the left end of the upper cross beam is provided with a left guide roller 7, two ends of the left guide roller and the right guide roller are respectively arranged between the front upper cross beam and the rear upper cross beam of the upper cross beam through bearings, and the left guide roller and the right guide roller can rotate to facilitate smooth guiding of cloth.

A bending roller 8 for preventing the cloth from being folded is arranged at the right lower side of the upper cross beam and positioned at the cloth ascending stage; the bending roll is obliquely arranged on the right side of the upper cross beam in a left-high-right-low state, is of a front-back symmetrical arc structure formed by gradually keeping away from the upper cross beam from two ends to the middle, and is in a state of gradually opening from the middle to two sides. This application adopts arc bending roll by a wide margin, and the folding phenomenon that solution cloth produced at the in-process that rises that like this can be fine.

The middle part of the upper cross beam is provided with a cloth opening assembly I consisting of two groups of yarn dividing rollers with opposite rotation directions; the cloth opening assembly comprises a driving yarn dividing roller 9, a driven yarn dividing roller 10 and a yarn dividing roller driving device for driving the driving yarn dividing roller and the driven yarn dividing roller to rotate in opposite directions, two ends of the driving yarn dividing roller and two ends of the driven yarn dividing roller are respectively arranged on an upper cross beam through bearings, the yarn dividing roller driving device comprises a yarn dividing roller driving motor 11, a yarn dividing roller driving reducer 12, a driving gear 13, a driven gear 14, a main yarn dividing roller gear 15 and a driven yarn dividing roller gear 16, the yarn dividing roller driving motor is connected with the yarn dividing roller driving reducer, the yarn dividing roller driving reducer is fixed on the upper cross beam, a driving gear is arranged on a main shaft of the yarn dividing roller driving reducer, the driven gear is arranged below the driving gear on the upper cross beam, the main yarn dividing roller gear is arranged on the yarn dividing roller in a driving mode, the driven yarn dividing roller is arranged on the driven yarn dividing roller from the yarn dividing roller, and the driving gear, The driven gear, the main yarn dividing roller gear and the driven yarn dividing roller gear are wound with a first gear belt 17. When the cloth opening and closing device works, the wire dividing roller driving motor drives the wire dividing roller to drive the speed reducer to drive the driving gear to rotate through the main shaft of the speed reducer, under the action of the first gear belt 17, the first gear belt 17 is meshed with the lower portion of the main wire dividing roller gear 15, the first gear belt 17 is meshed with the upper portion of the auxiliary wire dividing roller gear 16, when the first gear belt 17 rotates, the main wire dividing roller gear 15 and the auxiliary wire dividing roller gear 16 are driven to rotate in opposite directions, cloth is also sequentially wound around the upper portion of the driving wire dividing roller 9 and the lower portion of the driven wire dividing roller 10, and the cloth can be completely opened due to the fact that the driving wire dividing roller 9 and the driven wire dividing roller 10 rotate in opposite directions.

A group of main drive adjusting roller assemblies II are respectively arranged on the upper left side part of the frame, on the upper cross beam and on the left side of the cloth opening assembly; the main drive adjusting roller assembly comprises a main drive shaft 18 and a main drive device for driving the main drive shaft to rotate, the two ends of the main drive shaft are respectively supported by bearings, the main drive device comprises a main drive motor 19, a main drive motor reducer 20, a driving drive gear 21 and a driven drive gear 22, the main drive motor reducer is connected with the main drive motor, the output shaft of the main drive motor reducer is connected with the driving drive gear, the main drive shaft is provided with the driven drive gear, and the driving drive gear and the driven drive gear are connected through a second gear belt 23. The main driving adjusting roller assembly II in the embodiment is also provided with a cloth tension adjusting assembly for adjusting tension, one main driving adjusting roller assembly is arranged closer to the position of a cloth vehicle through the arrangement of the double main driving adjusting roller assemblies, tension generated by overlong cloth stretching can be effectively relieved, the other main driving adjusting roller assembly is arranged closer to a cloth sticking device, and the adjusted cloth can be stuck to the guide belt at once.

The upper part of the main drive adjusting roller assembly positioned on the upper left of the frame is provided with a single wire splitting roller assembly III; the single wire dividing roller assembly comprises a single wire dividing roller shaft 24 and a single wire dividing roller driving motor 25, two ends of the single wire dividing roller shaft are respectively supported through bearings, the single wire dividing roller driving motor is installed on the side portion of the rack through a motor base 26, and a main shaft of the single wire dividing roller driving motor is connected with the single wire dividing roller shaft through a coupling 27.

An inclined cloth guide roller 28 is arranged at the bottom of the upper cross beam and between the left guide roller and the single wire dividing roller, and the left guide roller is also arranged obliquely; and a plurality of groups of cloth guide rollers 29 are arranged on the upper beam, between the right guide roller and the cloth opening assembly, and between the left guide roller and the main driving adjusting roller on the upper beam.

The single wire separating roller shaft of the single wire separating roller assembly is obliquely arranged, the main driving shaft of the main driving adjusting roller assembly at the upper left side part of the rack is also obliquely arranged, and the single wire separating roller shaft is parallel to the main driving shaft of the main driving adjusting roller assembly at the upper left side part of the rack.

In this embodiment, in order to cooperate with the printing guide belt, since the printing guide belt has an inclination angle, the main driving shaft of the main driving adjusting roller assembly is also arranged in an inclined manner by arranging the inclined cloth guide roller, the inclined left guide roller, the inclined single yarn splitting roller assembly and the upper left side portion of the frame, and the cloth is changed into the inclination angle same as that of the printing guide belt by the above combination arrangement, so that the printing of the cloth is facilitated.

The working principle of the invention is as follows: the cloth is fed from the cloth vehicle and firstly contacts with the large-amplitude bending roll when the cloth rises, so that the folding phenomenon generated in the rising process of the cloth can be well solved, then the cloth is thoroughly opened through a plurality of groups of cloth guide rolls and two driving yarn dividing rolls and driving yarn dividing rolls which rotate in opposite directions, and the cloth enters a first main driving adjusting roll assembly, and the tension generated by overlong drawn cloth is relieved by the first main driving adjusting roll assembly; then the fabric enters another main driving adjusting roller assembly through other groups of fabric guide rollers and a single yarn dividing roller assembly, the adjusted fabric can be attached to a printing guide belt, and the frequency converter controls the synchronization of the two main driving shafts so as to achieve the effect of zero tension of the fabric in operation.

The above embodiments are specific descriptions of the present invention, which are only used for further illustration, and should not be construed as limiting the scope of the present invention, and the non-essential modifications and adaptations by those skilled in the art according to the above disclosure are within the scope of the present invention.