CN209162336U - A kind of full-automatic sample loom of multifunctional small-size - Google Patents

Abstract

The utility model designs a kind of full-automatic sample loom of multifunctional small-size, including three axis independence let-off mechanisms, face tension detection system, mouth open system, beating-up mechanism, picking motion, weft selecting mechanism, Jian Wei mechanism, cut-pile mechanism, independent cloth-winding mechanism and using computer display as the Digitizing And Control Unit of operation interface.It is characterized in that the multi-functional sample loom can weave space fabric, towel cloth and cut pile fabric.

Description

A multifunctional small automatic weaving machine

technical field

The invention relates to a textile machine, in particular to a multifunctional small-scale automatic weaving machine which can manufacture spacer fabrics, cut pile fabrics and towel fabrics.

Background technique

Traditional small looms can only weave fabrics with a single shed. However, with the development of the times, such traditional small looms can no longer meet the needs of universities and scientific research units, but they are limited by funds and laboratory space. The limitation is not suitable for purchasing multiple devices to meet the needs of use. Therefore, a multi-functional loom is urgently needed to realize weaving a variety of fabrics on one machine, thereby saving the funds and laboratory space of universities and scientific research units.

SUMMARY OF THE INVENTION

In view of the characteristics of the prior art, the technical problem to be solved by the present invention is to provide a multifunctional small automatic weaving machine, which includes a three-axis independent let-off mechanism, a cloth surface tension detection system, an opening system, a beating-up mechanism, and a weft insertion mechanism. mechanism, weft selection mechanism, weft cutting mechanism, pile cutting mechanism, independent cloth winding mechanism, and a digital control system with a computer display as the operating interface, the three-axis independent let-off mechanism includes three independent let-off systems , In each let-off system, the let-off stepper motor is installed on the frame, the output shaft of the let-off stepper motor is mechanically connected with the input hole of the let-off reducer, and the output shaft of the let-off reducer is mechanically connected with the warp shaft;

The cloth surface tension detection mechanism includes three independent units. In each independent unit, one end of the S-type tension and pressure sensor is connected to the wall panel through bolts, and the other end of the S-type tension and pressure sensor is connected to the rear beam bracket through bolts. The rear beam bracket is mechanically connected with the rear beam, and the rear beam bracket is installed on the frame through the bearing seat;

The opening system includes nine groups of upper opening mechanisms, nine groups of lower opening mechanisms, and two groups of three-position opening mechanisms. In each group of upper opening mechanisms, the upper opening cylinder is installed on the opening upper cylinder mounting plate, and the wire rope connector is installed on the opening. On the protruding shaft of the upper opening cylinder, the wire rope connector is connected to the upper opening heald frame through the wire rope through the guide wheel, and the upper opening heald frame is connected to the frame through the return heald spring. On the mounting plate, the wire rope connector is installed on the protruding shaft of the lower open cylinder. The wire rope connector is connected to the lower open heald frame through the wire rope through the guide wheel, and the lower open heald frame is connected to the frame through the return spring. Each group has three openings In the mechanism, the lower cylinder is installed on the lower cylinder mounting plate, the upper cylinder is connected with the lower cylinder through the cylinder connecting sleeve, the wire rope connector is installed on the extension shaft of the upper cylinder, and the wire rope connector is connected to the three-position heald frame through the wire rope through the guide wheel. The upper end of the three heald frame is connected with the frame through the return spring;

In the beating-up mechanism, the beating-up motor is mounted on the beating-up motor seat, the beating-up motor wheel is mounted on the beating-up motor shaft, the beating-up pulley is mounted on the beating-up eccentric wheel shaft, and the beating-up eccentric wheel shaft passes through the bearing seat. Connected with the frame, the beating-up pulley and the beating-up motor wheel are connected by the beating-up timing belt, the eccentric wheel shaft is mechanically connected with the eccentric wheel, the bearing is installed on the outside of the eccentric wheel, and the eccentric wheel bearing seat is installed on the outside of the bearing, and the eccentric wheel bearing seat passes through the joint bearing It is connected with the reed seat, the reed seat is connected with the frame through the bearing seat, and the reed seat is mechanically connected with the steel reed;

In the weft insertion mechanism, two weft insertion cylinders are installed on the weft insertion cylinder support one by one, and a weft insertion rapier is installed on the output rod of each cylinder;

In the weft selection mechanism, the four upper weft selection cylinders are installed on the support bending plate of the weft selection cylinder, the upper weft selection rod is installed on each upper weft selection cylinder, and the four lower weft selection cylinders are installed on the support bend of the weft selection cylinder. On the board, a lower weft selection rod is installed on each lower weft selection cylinder;

In the weft-cutting mechanism, the cylinder body of the weft-cutting cylinder is mechanically connected with the weft-cutting base, the weft-cutting fixed blade is installed on the weft-cutting base, the output rod of the weft-cutting cylinder is mechanically connected with the weft-cutting slider, and the weft-cutting movement is performed. The blade is installed on the weft-cutting slider;

In the pile cutting mechanism, the pile cutting cylinder is installed on the cutting blade mounting plate, the cutting blade is mechanically connected with the piston rod of the pile cutting cylinder, the cutting blade is installed on two linear guide sliders, and the two linear guide rails slide. The block is installed on the linear guide rail, the linear guide rail is installed on the cutting knife mounting plate, and the cutting knife is installed on the cutting knife plate;

The independent cloth winding mechanism includes two pairs of independent cloth winding rollers, the upper cloth winding motor is installed on the frame, the upper layer cloth winding motor shaft is mechanically connected with the input hole of the upper layer reducer, and the upper layer reducer output shaft is connected with the upper layer roller. The cloth driving roller is mechanically connected, the upper cloth winding driven roller is pressed tightly on the upper cloth winding driving roller under the action of the upper layer spring, the lower cloth winding motor is installed on the frame, and the lower cloth winding motor shaft is mechanically connected to the lower reducer input hole. The output shaft of the lower reducer is mechanically connected with the lower cloth winding driving roller, and the lower cloth winding driven roller is pressed against the lower cloth winding driving roller under the action of the lower layer spring.

The three-axis independent let-off mechanism includes a let-off stepping motor, a reducer and a warp beam. The three groups of warp beams are driven and controlled by an independent stepping motor, which can accurately control the feeding of each shaft according to the characteristics of the fabric. The amount.

The cloth surface tension detection system includes three sets of S-type tension and pressure sensors, back beam brackets and back beams, which can independently detect the cloth surface tension of the three let-off shafts. After comparing the relationship between the let-off amount and the cloth surface tension, each weave can be adjusted. The let-off amount of the shaft, so as to stabilize the cloth surface tension on each let-off shaft.

The three-position opening mechanism includes an upper-position air cylinder, a lower-position air cylinder, a heald frame and a return heald spring, so that the heald frame can have three working positions, so that the equipment can weave spacer fabrics.

The pile cutting mechanism includes a cutting blade mounting plate, a cutting pile cylinder, a cutting blade plate, a cutting blade and a linear guide rail group, which enables the equipment to weave cut pile fabrics, and the device can be dismantled as a whole when weaving spacer fabrics and towel fabrics.

The multifunctional small automatic weaving machine can weave towel fabrics.

Description of drawings

1 is a schematic diagram of the overall structure (front view) of an embodiment of a multifunctional small-scale automatic weaving machine of the present invention;

FIG. 2 is a schematic diagram of the overall structure (axonometric view) of an embodiment of the multifunctional small automatic weaving machine of the present invention;

3 is a schematic diagram of a cloth surface tension detection mechanism of an embodiment of the multifunctional small-scale automatic loom of the present invention;

4 is a schematic diagram of a three-position opening mechanism of an embodiment of the multifunctional small-scale automatic weaving machine of the present invention;

FIG. 5 is a schematic diagram of the lower opening mechanism of an embodiment of the multifunctional small automatic weaving machine of the present invention;

6 is a schematic diagram of the upper opening mechanism of an embodiment of the multifunctional small automatic weaving machine of the present invention;

FIG. 7 is a schematic diagram of the beating-up mechanism of an embodiment of the multifunctional small-scale fully automatic prototype loom of the present invention;

FIG. 8 is a schematic diagram of the weft insertion mechanism of an embodiment of the multifunctional small automatic weaving machine of the present invention;

FIG. 9 is a schematic diagram of the weft selection mechanism of an embodiment of the multifunctional small automatic weaving machine of the present invention;

10 is a schematic diagram of the weft cutting mechanism of an embodiment of the multifunctional small-scale automatic weaving machine of the present invention;

Fig. 11 is a schematic diagram of a pile cutting mechanism of an embodiment of the multifunctional small automatic weaving machine of the present invention;

Fig. 12 is a schematic diagram of an independent cloth winding mechanism of an embodiment of the multifunctional small-scale automatic weaving machine of the present invention;

Detailed ways

The present invention is described in more detail below in conjunction with specific embodiments and the accompanying drawings:

Example 1

When weaving cut pile fabrics

The multifunctional small automatic weaving machine of the present invention (see Figs. 1-12) includes a three-axis independent let-off mechanism 1, a cloth surface tension detection system 2, an opening system 3, a beating-up mechanism 4, a weft insertion mechanism 4, and a weft selection mechanism 6. Weft cutting mechanism 7, pile cutting mechanism 8, independent cloth winding mechanism 9, and a digital control system with a computer as the upper computer.

The three-axis independent let-off mechanism includes three independent let-off systems. In each let-off system, a let-off stepper motor 11 is installed on the frame. The output shaft of the let-off stepper motor 11 and the let-off deceleration are The input hole of the machine 12 is mechanically connected, and the output shaft of the let-off reducer 12 is mechanically connected with the warp shaft 13; the three groups of independent let-off mechanisms are all driven by independent stepping motors, and are driven by three independent stepping motors in the digital control system. Send through the stepper motor driver to drive and control. In each group, the stepper motor 11 is sent through the speed reducer 12 to drive the warp shaft 13 . When weaving cut pile fabric, it is necessary to use three warp beams at the same time, and select the warp beam to be used in the upper machine and set the let-off amount of each warp beam.

The cloth surface tension detection mechanism includes three independent units. In each independent unit, one end of the S-type tension and pressure sensor 21 is connected to the wall panel through bolts, and the other end of the S-type tension and pressure sensor 21 is connected to the rear beam bracket through bolts. 23 connection, the rear beam bracket 23 is mechanically connected with the rear beam 22, the rear beam bracket 23 is installed on the frame through the bearing seat, and the rear beam support 24 is installed on the bracket; the three S-type tension and pressure sensors 21 are independently detected, and each group The cloth surface tension detection mechanism 2 corresponds to a set of independent let-off mechanisms 1. When weaving cut pile fabrics, the user presets a cloth surface tension and let-off amount for each warp beam used by the upper machine before weaving starts. , during the weaving process, the S-type tension and pressure sensor 21 will continuously detect the cloth surface tension of the corresponding warp beam, and transmit the data to the digital control system, and the digital control system will compare the data with the preset cloth surface tension , to control the let-off amount of the warp beam corresponding to the S-type tension and pressure sensor 21, so as to keep the cloth surface tension uniform throughout the weaving process.

The opening system described includes nine groups of upper opening mechanisms, nine groups of lower opening mechanisms and two groups of three-position opening mechanisms. In each group of upper opening mechanisms, the upper opening cylinder 311 is installed on the opening upper cylinder mounting plate, and the wire rope connector 312 Installed on the protruding shaft of the upper opening cylinder 311, the wire rope connector 312 is connected to the upper opening heald frame 314 through the wire rope through the guide wheel, and the upper opening heald frame 314 is connected to the frame through the return heald spring 316, which is used by all heald frames of the equipment. The heddles 315 are asymmetrical up and down on the heddle eyelet. When using the upper opening mechanism, a certain number of healds 315 are installed on the upper opening heald frame 314, and the installation direction is that the long side is at the bottom and the short side is at the top. Method: The lower opening cylinder 321 of each set of lower opening mechanism is installed on the lower opening cylinder mounting plate, the wire rope connecting piece 312 is installed on the protruding shaft of the lower opening cylinder 321, and the wire rope connecting piece 312 is connected to the lower opening heald frame 324 through the wire rope through the guide wheel. Connection, the lower open heald frame 324 is connected to the frame through the return heald spring 316. When using the lower open mechanism, a certain number of healds 315 are installed on the lower open heald frame 324, and the installation direction is that the long side is on the upper short side. In the lower method; in each group of three-position opening mechanisms, the lower cylinder 331 is installed on the lower cylinder mounting plate, the upper cylinder 333 is connected to the lower cylinder 331 through the cylinder connecting sleeve 332, and the wire rope connector 312 is installed on the protruding shaft of the upper cylinder 333 On the upper side, the wire rope connector 312 is connected with the upper end of the three-position heald frame 336 through the guide wheel through the wire rope, and the lower end of the three-position heald frame 336 is connected with the frame through the return spring 316. When the three-position opening mechanism is used, the required certain A number of healds 315 are installed on the three-position heald frame 336, and the installation direction is a method in which the long side is up and the short side is down. In the opening system, each heald frame is driven by an independent air cylinder and controlled by an independent solenoid valve.

In the described beating-up mechanism, the beating-up motor 42 is installed on the beating-up motor seat 41, the beating-up motor wheel 43 is installed on the shaft of the beating-up motor 42, and the beating-up pulley 44 is installed on the beating-up eccentric wheel shaft 48. The weft eccentric wheel shaft 48 is connected with the frame through the bearing seat, the beating-up pulley 44 and the beating-up motor wheel 43 are connected with the beating-up timing belt, the eccentric wheel shaft 48 is mechanically connected with the eccentric wheel 45, the bearing is installed outside the eccentric wheel 45, and the bearing is installed outside The eccentric wheel bearing seat 46, the eccentric wheel bearing seat 46 is connected with the reed seat 47 through the joint bearing, the reed seat 47 is connected with the frame through the bearing seat, and the reed seat 47 is mechanically connected with the steel reed 49; the beating-up motor is independent The servo motor is driven and controlled by the beating-up servo driver in the digital control system. When the equipment is running, the beating-up motor 42 passes the beating-up motor wheel 43, beating-up pulley 44, beating-up eccentric wheel shaft 48, eccentric wheel 45, eccentric The wheel bearing seat 46 and the reed seat 47 drive the reed 49 to perform a reciprocating beating-up motion.

In the described weft insertion mechanism, the upper weft insertion cylinder 52 is installed on the weft insertion cylinder support 53, an upper weft insertion rapier 55 is installed on the output rod of the upper weft insertion cylinder 52, and the lower weft insertion cylinder 51 is installed on the weft insertion cylinder. On the support 53, a lower weft insertion rapier 54 is installed on the output rod of the lower weft insertion cylinder 51, and when weaving the cut pile fabric, the upper weft insertion rapier 55 and the lower weft insertion rapier 54 carry out weft insertion work simultaneously, the described The upper weft insertion cylinder 52 and the lower weft insertion cylinder 51 are independent cylinders, which are driven and controlled by the upper weft insertion solenoid valve and the lower weft insertion solenoid valve in the digital control system.

In the described weft selection mechanism, four upper-layer weft-selecting cylinders 64 are installed on the weft-selecting cylinder support bending plate 62, each upper-layer weft-selecting cylinder 64 is installed with an upper-layer weft-selecting rod 65, and the four lower-layer weft-selecting cylinders 63 are installed on The weft selection cylinder supports the bent plate 65, and the lower layer weft selection rod 61 is installed on each lower layer weft selection cylinder 63. When weaving the cut pile fabric, the upper and lower two groups of weft selection mechanisms work simultaneously, and all the upper layer weft selection cylinders 64 and The lower weft selection cylinder 63 is driven and controlled by an independent weft selection solenoid valve;

In the weft-cutting mechanism, the cylinder body of the weft-cutting cylinder 71 is mechanically connected to the weft-cutting base 72, the weft-cutting fixed blade 74 is installed on the weft-cutting base 72, and the output rod of the weft-cutting cylinder 71 is connected to the weft-cutting slider 75. Mechanically connected, the weft-cutting movable blade 73 is installed on the weft-cutting slider 75, and the weft-cutting cylinder 71 drives the weft-cutting movable blade 73 to do linear reciprocating motion through the weft-cutting slider 75, and is fixed on the weft-cutting base 72. The weft-cutting fixed blade 74 cooperates with the weft-cutting fixed blade 74 to complete the weft-cutting work. The weft-cutting cylinder is an independent cylinder, which is driven and controlled by the weft-cutting solenoid valve in the digital control system;

In the pile cutting mechanism, the pile cutting cylinder 84 is installed on the cutting blade mounting plate 86, the cutting blade plate 85 is mechanically connected with the piston rod of the pile cutting cylinder 84, and the cutting blade plate 85 is installed on the two linear guide sliders 87. , two linear guide sliders 87 are installed on the linear guide 82, the linear guide 82 is installed on the cutting knife mounting plate 86, the cutting knife 81 is installed on the cutting knife plate 85, and the cutting pile cylinder 84 passes through the cutting knife plate 85. The guide rail slide block 87, the linear guide rail 82 drives the cutting knife 81 to cut the pile, and the pile cutting cylinder 84 is an independent cylinder, which is driven and controlled by the cutting pile solenoid valve in the digital control system;

The independent cloth winding mechanism includes two pairs of independent cloth winding rollers, the upper cloth winding motor 91 is installed on the frame, the shaft of the upper cloth winding motor 91 is mechanically connected with the input hole of the upper reducer 92, and the upper layer reducer 92 outputs the output. The shaft is mechanically connected with the upper cloth winding driving roller 94, the upper cloth winding driven roller 93 is pressed on the upper cloth winding driving roller 94 under the action of the upper spring, the lower cloth winding motor 98 is installed on the frame, and the lower cloth winding motor The shaft 98 is mechanically connected with the input hole of the lower reducer 97, the output shaft of the lower reducer 97 is mechanically connected with the lower cloth winding driving roller 96, and the lower cloth winding driven roller 95 is pressed against the lower cloth winding driving roller 96 under the action of the lower spring. Above, the upper-layer cloth winding motor 91 is driven by the upper-layer reducer 92, the upper-layer cloth winding driving roller 94, the lower-layer cloth winding motor 98 drives the lower-layer cloth winding driving roller 96 through the lower-layer reducer 97, and the upper layer rolling The cloth motor 91 and the lower cloth winding motor 98 are independent stepping motors, which are driven and controlled by the upper cloth winding stepping motor driver and the lower cloth winding stepping motor driver in the digital control system.

The digital control system of the multifunctional small automatic weaving machine of the invention includes a computer, a programmable controller, a solenoid valve, a stepping motor driver and a servo driver. According to the pre-set weaving parameters in the computer, the programmable controller transmits data with the frequency conversion controller and the servo driver, and drives each motor and solenoid valve to operate according to the required rotational speed and action. The computer is used to complete the man-machine dialogue function, which is convenient and fast. Various weaving process parameters can be set on the computer: including pattern layout, weft yarn rule, weaving speed, weft density, weaving type, cloth surface tension, cutting pile height, etc. These process parameters are transmitted to the programmable controller to control the weaving process, and the programmable controller transmits the real-time state of detection or calculation to the computer for display.

Embodiment 2

When weaving spacer fabrics

The multifunctional small automatic weaving machine of the present invention (refer to Figures 1-12) includes a three-axis independent let-off mechanism 1, a cloth surface tension detection system 2, an opening system 3, a beating-up mechanism 4, a weft insertion mechanism 4, a weft selection mechanism Mechanism 6, weft cutting mechanism 7, independent cloth winding mechanism 9, and digital control system with computer as upper computer.

The three-axis independent let-off mechanism includes three independent let-off systems. In each let-off system, a let-off stepper motor 11 is installed on the frame. The output shaft of the let-off stepper motor 11 and the let-off deceleration are The input hole of the machine 12 is mechanically connected, and the output shaft of the let-off reducer 12 is mechanically connected with the warp shaft 13; the three groups of independent let-off mechanisms are all driven by independent stepping motors, and are driven by three independent stepping motors in the digital control system. Send through the stepper motor driver to drive and control. In each group, the stepper motor 11 is sent through the speed reducer 12 to drive the warp shaft 13 . When weaving spacer fabrics, it is necessary to use three warp beams at the same time, and select the warp beam to be used in the upper machine and set the let-off amount of each warp beam.

The cloth surface tension detection mechanism includes three independent units. In each independent unit, one end of the S-type tension and pressure sensor 21 is connected to the wall panel through bolts, and the other end of the S-type tension and pressure sensor 21 is connected to the rear beam through bolts. The bracket 23 is connected, the rear beam bracket 23 is mechanically connected with the rear beam 22, the rear beam bracket 23 is installed on the frame through the bearing seat, and the rear beam support 24 is installed on the bracket; the three S-type tension and pressure sensors 21 are independently detected, and each The cloth surface tension detection mechanism 2 corresponds to a group of independent let-off mechanisms 1. When weaving the spacer fabric, the user presets a cloth surface tension and let-off amount for each warp beam used by the upper computer before weaving starts. During the weaving process, the S-type tension and pressure sensor 21 will continuously detect the cloth surface tension of the corresponding warp beam, and transmit the data to the digital control system, and the digital control system will compare the data with the preset cloth surface tension, The warp let-off amount of the warp beam corresponding to the S-type tension and pressure sensor 21 is controlled, so as to keep the cloth surface tension uniform throughout the weaving process.

The opening system described includes nine groups of upper opening mechanisms, nine groups of lower opening mechanisms and two groups of three-position opening mechanisms. In each group of upper opening mechanisms, the upper opening cylinder 311 is mounted on the upper opening cylinder mounting plate, and the wire rope connecting piece 312 Installed on the protruding shaft of the upper opening cylinder 311, the wire rope connector 312 is connected to the upper opening heald frame 314 through the wire rope through the guide wheel, and the upper opening heald frame 314 is connected to the frame through the return heald spring 316, which is used by all heald frames of the equipment. The heddles 315 are asymmetrical up and down on the heddle eyelet. When using the upper opening mechanism, a certain number of healds 315 are installed on the upper opening heald frame 314, and the installation direction is that the long side is at the bottom and the short side is at the top. Method: The lower opening cylinder 321 of each set of lower opening mechanism is installed on the lower opening cylinder mounting plate, the wire rope connecting piece 312 is installed on the protruding shaft of the lower opening cylinder 321, and the wire rope connecting piece 312 is connected to the lower opening heald frame 324 through the wire rope through the guide wheel. Connection, the lower open heald frame 324 is connected to the frame through the return heald spring 316. When using the lower open mechanism, a certain number of healds 315 are installed on the lower open heald frame 324, and the installation direction is that the long side is on the upper short side. In the lower method; in each group of three-position opening mechanisms, the lower cylinder 331 is installed on the lower cylinder mounting plate, the upper cylinder 333 is connected to the lower cylinder 331 through the cylinder connecting sleeve 332, and the wire rope connector 312 is installed on the protruding shaft of the upper cylinder 333 On the upper side, the wire rope connector 312 is connected with the upper end of the three-position heald frame 336 through the guide wheel through the wire rope, and the lower end of the three-position heald frame 336 is connected with the frame through the return spring 316. When the three-position opening mechanism is used, the required certain A number of healds 315 are installed on the three-position heald frame 336, and the installation direction is the method in which the long side is up and the short side is down. In the opening system, each heald frame is driven by an opposite cylinder and controlled by an independent solenoid valve.

In the described beating-up mechanism, the beating-up motor 42 is installed on the beating-up motor seat 41, the beating-up motor wheel 43 is installed on the shaft of the beating-up motor 42, and the beating-up pulley 44 is installed on the beating-up eccentric wheel shaft 48. The weft eccentric wheel shaft 48 is connected with the frame through the bearing seat, the beating-up pulley 44 and the beating-up motor wheel 43 are connected with the beating-up timing belt, the eccentric wheel shaft 48 is mechanically connected with the eccentric wheel 45, the bearing is installed outside the eccentric wheel 45, and the bearing is installed outside The eccentric wheel bearing seat 46, the eccentric wheel bearing seat 46 is connected with the reed seat 47 through the joint bearing, the reed seat 47 is connected with the frame through the bearing seat, and the reed seat 47 is mechanically connected with the steel reed 49; the beating-up motor is independent The servo motor is driven and controlled by the beating-up servo driver in the digital control system. When the equipment is running, the beating-up motor 42 passes the beating-up motor wheel 43, beating-up pulley 44, beating-up eccentric wheel shaft 48, eccentric wheel 45, eccentric The wheel bearing seat 46 and the reed seat 47 drive the reed 49 to perform a reciprocating beating-up motion.

In the described weft insertion mechanism, the upper weft insertion cylinder 52 is installed on the weft insertion cylinder support 53, an upper weft insertion rapier 55 is installed on the output bar of the upper weft insertion cylinder 52, and the lower weft insertion cylinder 51 is installed on the cylinder support 53. On the output bar of the lower layer weft insertion cylinder 51, a lower layer weft insertion rapier 54 is installed, and when weaving the spacer fabric, the upper layer weft insertion rapier 55 and the lower layer weft insertion rapier 54 carry out the weft insertion work simultaneously, and the described upper layer weft insertion rapier 54 Both the weft cylinder 52 and the lower weft insertion cylinder 51 are independent cylinders, which are driven and controlled by the upper weft insertion solenoid valve and the lower weft insertion solenoid valve in the digital control system.

In the described weft selection mechanism, four upper-layer weft-selecting cylinders 64 are installed on the weft-selecting cylinder support bending plate 62, each upper-layer weft-selecting cylinder 64 is installed with an upper-layer weft-selecting rod 65, and the four lower-layer weft-selecting cylinders 63 are installed on The weft selection cylinder supports the bent plate 65, and the lower layer weft selection rod 61 is installed on each lower layer weft selection cylinder 63. When weaving the cut pile fabric, the upper and lower two groups of weft selection mechanisms work simultaneously, and all the upper layer weft selection cylinders 64 and The lower weft selection cylinder 63 is driven and controlled by an independent weft selection solenoid valve;

In the weft-cutting mechanism, the cylinder body of the weft-cutting cylinder 71 is mechanically connected to the weft-cutting base 72, the weft-cutting fixed blade 74 is installed on the weft-cutting base 72, and the output rod of the weft-cutting cylinder 71 is connected to the weft-cutting slider 75. Mechanically connected, the weft-cutting movable blade 73 is installed on the weft-cutting slider 75, and the weft-cutting cylinder 71 drives the weft-cutting movable blade 73 to do linear reciprocating motion through the weft-cutting slider 75, and is fixed on the weft-cutting base 72. The weft-cutting fixed blade 74 cooperates with the weft-cutting fixed blade 74 to complete the weft-cutting work. The weft-cutting cylinder is an independent cylinder, which is driven and controlled by the weft-cutting solenoid valve in the digital control system;

The independent cloth winding mechanism includes two pairs of independent cloth winding rollers, the upper cloth winding motor 91 is installed on the frame, the shaft of the upper cloth winding motor 91 is mechanically connected with the input hole of the upper reducer 92, and the upper layer reducer 92 outputs the output. The shaft is mechanically connected with the upper cloth winding driving roller 94, the upper cloth winding driven roller 93 is pressed on the upper cloth winding driving roller 94 under the action of the upper spring, the lower cloth winding motor 98 is installed on the frame, and the lower cloth winding motor The shaft 98 is mechanically connected with the input hole of the lower reducer 97, the output shaft of the lower reducer 97 is mechanically connected with the lower cloth winding driving roller 96, and the lower cloth winding driven roller 95 is pressed against the lower cloth winding driving roller 96 under the action of the lower spring. Above, the upper-layer cloth winding motor 91 is driven by the upper-layer reducer 92, the upper-layer cloth winding driving roller 94, the lower-layer cloth winding motor 98 drives the lower-layer cloth winding driving roller 96 through the lower-layer reducer 97, and the upper layer rolling The cloth motor 91 and the lower cloth winding motor 98 are independent stepping motors, which are driven and controlled by the upper cloth winding stepping motor driver and the lower cloth winding stepping motor driver in the digital control system.

The digital control system of the multifunctional small automatic weaving machine of the invention includes a computer, a programmable controller, a solenoid valve, a stepping motor driver and a servo driver. According to the pre-set weaving parameters in the computer, the programmable controller transmits data with the frequency conversion controller and the servo driver, and drives each motor and solenoid valve to operate according to the required rotational speed and action. The computer is used to complete the man-machine dialogue function, which is convenient and quick, and various weaving process parameters can be set on the computer: including pattern layout, weft yarn law, weaving speed, weft density, weaving type, cloth surface tension, interval height, etc. The process parameters are transmitted to the programmable controller to control the weaving process, and the programmable controller transmits the real-time state of detection or calculation to the computer for display.

Embodiment 3

when weaving terry

The multifunctional small automatic weaving machine of the present invention (refer to Figures 1-12) includes a three-axis independent let-off mechanism 1, a cloth surface tension detection system 2, an opening system 3, a beating-up mechanism 4, a weft insertion mechanism 4, a weft selection mechanism Mechanism 6, weft cutting mechanism 7, independent cloth winding mechanism 9, and digital control system with computer as upper computer.

The three-axis independent let-off mechanism includes three independent let-off systems. In each let-off system, a let-off stepper motor 11 is installed on the frame. The output shaft of the let-off stepper motor 11 and the let-off deceleration are The input hole of the machine 12 is mechanically connected, and the output shaft of the let-off reducer 12 is mechanically connected with the warp shaft 13; the three groups of independent let-off mechanisms are all driven by independent stepping motors, and are driven by three independent stepping motors in the digital control system. Send through the stepper motor driver to drive and control. In each group, the stepper motor 11 is sent through the speed reducer 12 to drive the warp shaft 13 . When weaving terry fabric, it is necessary to use two warp beams at the same time, and select the warp beam used in the upper machine and set the let-off amount of each warp beam.

The cloth surface tension detection mechanism includes three independent units. In each independent unit, one end of the S-type tension and pressure sensor 21 is connected to the wall panel through bolts, and the other end of the S-type tension and pressure sensor 21 is connected to the rear beam through bolts. The bracket 23 is connected, the rear beam bracket 23 is mechanically connected with the rear beam 22, the rear beam bracket 23 is installed on the frame through the bearing seat, and the rear beam support 24 is installed on the bracket; the three S-type tension and pressure sensors 21 are independently detected, and each The cloth surface tension detection mechanism 2 corresponds to a set of independent let-off mechanisms 1. When weaving towel fabrics, the user presets a cloth surface tension and let-off amount for each warp beam used by the upper machine before weaving starts. During the weaving process, the S-type tension and pressure sensor 21 will continuously detect the cloth surface tension of the corresponding warp beam, and transmit the data to the digital control system, and the digital control system will compare the data with the preset cloth surface tension, The warp let-off amount of the warp beam corresponding to the S-type tension and pressure sensor 21 is controlled, so as to keep the cloth surface tension uniform throughout the weaving process.

The opening system described includes nine groups of upper opening mechanisms, nine groups of lower opening mechanisms and two groups of three-position opening mechanisms. In each group of upper opening mechanisms, the upper opening cylinder 311 is mounted on the upper opening cylinder mounting plate, and the wire rope connecting piece 312 Installed on the protruding shaft of the upper opening cylinder 311, the wire rope connector 312 is connected to the upper opening heald frame 314 through the wire rope through the guide wheel, and the upper opening heald frame 314 is connected to the frame through the return heald spring 316, which is used by all heald frames of the equipment. The heddles 315 are asymmetrical up and down on the heddle eyelet. When using the upper opening mechanism, a certain number of healds 315 are installed on the upper opening heald frame 314, and the installation direction is that the long side is at the bottom and the short side is at the top. Method: The lower opening cylinder 321 of each set of lower opening mechanism is installed on the lower opening cylinder mounting plate, the wire rope connecting piece 312 is installed on the protruding shaft of the lower opening cylinder 321, and the wire rope connecting piece 312 is connected to the lower opening heald frame 324 through the wire rope through the guide wheel. Connection, the lower open heald frame 324 is connected to the frame through the return heald spring 316. When using the lower open mechanism, a certain number of healds 315 are installed on the lower open heald frame 324, and the installation direction is that the long side is on the upper short side. In the lower method; in each group of three-position opening mechanisms, the lower cylinder 331 is installed on the lower cylinder mounting plate, the upper cylinder 333 is connected to the lower cylinder 331 through the cylinder connecting sleeve 332, and the wire rope connector 312 is installed on the protruding shaft of the upper cylinder 333 On the upper side, the wire rope connector 312 is connected with the upper end of the three-position heald frame 336 through the guide wheel through the wire rope, and the lower end of the three-position heald frame 336 is connected with the frame through the return spring 316. When the three-position opening mechanism is used, the required certain A number of healds 315 are installed on the three-position heald frame 336, and the installation direction is the method in which the long side is up and the short side is down. In the described opening system, each heald frame is driven by an opposite cylinder and controlled by an independent solenoid valve. When weaving the towel fabric, only the lower opening heald frame 324 is used.

In the described beating-up mechanism, the beating-up motor 42 is installed on the beating-up motor seat 41, the beating-up motor wheel 43 is installed on the shaft of the beating-up motor 42, and the beating-up pulley 44 is installed on the beating-up eccentric wheel shaft 48. The weft eccentric wheel shaft 48 is connected with the frame through the bearing seat, the beating-up pulley 44 and the beating-up motor wheel 43 are connected with the beating-up timing belt, the eccentric wheel shaft 48 is mechanically connected with the eccentric wheel 45, the bearing is installed outside the eccentric wheel 45, and the bearing is installed outside The eccentric wheel bearing seat 46, the eccentric wheel bearing seat 46 is connected with the reed seat 47 through the joint bearing, the reed seat 47 is connected with the frame through the bearing seat, and the reed seat 47 is mechanically connected with the steel reed 49; the beating-up motor is independent The servo motor is driven and controlled by the beating-up servo driver in the digital control system. When the equipment is running, the beating-up motor 42 passes through the beating-up motor wheel 43, beating-up pulley 44, beating-up eccentric wheel shaft 48, eccentric wheel 45, eccentric The wheel bearing seat 46 and the reed seat 47 drive the reed 49 to perform a reciprocating beating-up motion. The computer transmits the preset terry height to the digital control system, and the digital control system drives and controls the reed to make alternate long and short beating-up motions through the beating-up servo driver.

In the described weft insertion mechanism, the lower weft insertion cylinder 51 is installed on the weft insertion cylinder support 53, and a lower weft insertion rapier 54 is installed on the output bar of the lower weft insertion cylinder 51. When weaving the towel fabric, the lower weft insertion cylinder is installed. 51 is an independent cylinder, which is driven and controlled by the lower weft insertion solenoid valve in the digital control system.

In the described weft selection mechanism, the four lower weft selection cylinders 63 are installed on the weft selection cylinder support bending plate 65, and the lower weft selection rods 61 are installed on each lower weft selection cylinder 63. All lower weft selection cylinders 63 are driven and controlled by independent weft selection solenoid valves;

In the weft-cutting mechanism, the cylinder body of the weft-cutting cylinder 71 is mechanically connected to the weft-cutting base 72, the weft-cutting fixed blade 74 is installed on the weft-cutting base 72, and the output rod of the weft-cutting cylinder 71 is connected to the weft-cutting slider 75. Mechanically connected, the weft-cutting movable blade 73 is installed on the weft-cutting slider 75, and the weft-cutting cylinder 71 drives the weft-cutting movable blade 73 to do linear reciprocating motion through the weft-cutting slider 75, and is fixed on the weft-cutting base 72. The weft-cutting fixed blade 74 cooperates with the weft-cutting fixed blade 74 to complete the weft-cutting work. The weft-cutting cylinder is an independent cylinder, which is driven and controlled by the weft-cutting solenoid valve in the digital control system;

In the described independent cloth winding mechanism, the lower cloth winding motor 98 is installed on the frame, the shaft of the lower cloth winding motor 98 is mechanically connected with the input hole of the lower reducer 97, and the output shaft of the lower reducer 97 is mechanically connected with the lower cloth winding driving roller 96. Connected, the lower cloth winding driven roller 95 is pressed on the lower cloth winding driving roller 96 under the action of the lower layer spring, and the lower layer cloth winding motor 98 is an independent stepper motor. Fabric stepper motor driver drive and control.

The digital control system of the multifunctional small automatic weaving machine of the invention includes a computer, a programmable controller, a solenoid valve, a stepping motor driver and a servo driver. According to the pre-set weaving parameters in the computer, the programmable controller transmits data with the frequency conversion controller and the servo driver, and drives each motor and solenoid valve to operate according to the required rotational speed and action. The computer is used to complete the man-machine dialogue function, which is convenient and fast. Various weaving process parameters can be set on the computer: including pattern layout, weft yarn law, weaving speed, weft density, weaving type, cloth surface tension, terry height, etc. These process parameters are transmitted to the programmable controller to control the weaving process, and the programmable controller transmits the real-time state of detection or calculation to the computer for display.

Claims (6)

1. a kind of full-automatic sample loom of multifunctional small-size, including three axis independence let-off mechanisms, face tension detection system, opening system System, beating-up mechanism, picking motion, weft selecting mechanism, Jian Wei mechanism, cut-pile mechanism, independent cloth-winding mechanism and with Computer display Device is the Digitizing And Control Unit of operation interface, it is characterised in that in the three axis independence let-off mechanisms, including three independences Feeding system of warp, warp let-off stepper motor is mounted on the rack in each feeding system of warp, and warp let-off stepper motor output shaft subtracts with the warp let-off Fast machine input hole mechanical connection, warp let-off speed reducer output shaft and warp beam are mechanically connected；

In the face tension testing agency, including three independent units, S type tension and compression sensing in each independent unit Device one end connect by bolt with wallboard, and the S type tension-compression sensor other end passes through bolt and connect with rear boom support, rear boom support and Back rest mechanical connection, rear boom support are mounted on the rack by bearing block；

In the open loop system, including nine groups of upper opening mechanisms, nine groups of under shed mechanisms and two groups of three shedding mechanisms, every group Upper opening cylinder is mounted on opening upper cylinder mounting plate in upper opening mechanism, and wirerope connector is mounted on upper opening cylinder On projecting shaft, wirerope connector is connect through directive wheel with upper opening heald frame by wirerope, and upper opening heald frame is by returning comprehensive bullet Spring is connect with rack, and under shed cylinder is mounted under shed cylinder mounting plate in every group of under shed mechanism, wirerope connector It being mounted on the projecting shaft of under shed cylinder, wirerope connector is connect through directive wheel under shed heald frame by wirerope, under Opening heald frame is connect by return spring with rack, and in every group of three shedding mechanisms, the next cylinder is mounted on the next cylinder installation On plate, upper cylinder is connect by cylinder connector sleeve with the next cylinder, and wirerope connector is mounted on the projecting shaft of upper cylinder On, wirerope connector is connect through directive wheel with the upper end of three heald frames by wirerope, and the lower end of three heald frames is comprehensive by returning Spring is connect with rack；

In the beating-up mechanism, beating motor is mounted on beating motor cabinet, and beating motor wheel is mounted on beating motor shaft, Beating belt wheel is mounted on beating camshaft, and beating camshaft is connect by bearing block with rack, beating belt wheel and beating Motor wheel synchronizes band connection by beating up, and camshaft and eccentric wheel are mechanically connected, and bearing, bearing outside are installed on the outside of eccentric wheel Setting-up eccentricity wheel bearing seat, eccentric shaft bearing seat are connect by oscillating bearing with slay, and slay is connect by bearing block with rack, Slay and reed are mechanically connected；

In the picking motion, two wefting insertion cylinders are mounted on one on the other on wefting insertion air cylinder support, the output of each cylinder One wefting insertion sword head is installed on bar；

In the weft selecting mechanism, four upper layer choosing latitude cylinders are mounted on and select on latitude cylinder supports bent plate, layer choosing latitude on each A layer weft selecting rod is installed on cylinder, four lower layer choosing latitude cylinders, which are mounted on, to be selected on latitude cylinder supports bent plate, each lower layer choosing latitude Lower layer's weft selecting rod is installed on cylinder；

In the Jian Wei mechanism, cuts the cylinder body of latitude cylinder and cut latitude pedestal mechanical connection, cut latitude fixed blade and be mounted on and cut latitude On pedestal, cuts latitude cylinder output rod and cut filling slippage block mechanical connection, cut latitude movable blades and be mounted on and cut on filling slippage block；

In the cut-pile mechanism, cut pile cylinder is mounted on cutter mounting plate, and the piston rod of cutter plate and cut pile cylinder is mechanical Connection, cutter plate are mounted on two straight-line guide rail slide blocks, and two straight-line guide rail slide blocks are mounted in linear guide, linear guide It is mounted on cutter mounting plate, cutter is installed on cutter plate；

In the independent cloth-winding mechanism, including two pairs of independent cloth beams, upper layer batching motor are mounted on the rack, upper layer volume Cloth motor shaft and upper layer speed reducer input hole are mechanically connected, and upper layer speed reducer output shaft and upper layer batching drive roll are mechanically connected, Upper layer batching driven voller is pressed on the batching drive roll of upper layer under the action of the spring of upper layer, and lower layer's batching motor is mounted on rack On, lower layer's batching motor shaft and lower layer's speed reducer input hole are mechanically connected, lower layer's speed reducer output shaft and lower layer's batching drive roll Mechanical connection, lower layer's batching driven voller are pressed on lower layer's batching drive roll under the action of lower layer's spring.

2. the full-automatic sample loom of a kind of multifunctional small-size according to claim 1, it is characterised in that three axis are independent Let-off mechanism includes warp let-off stepper motor, speed reducer and warp beam, and three groups of warp beams are driven and controlled by independent stepper motor, can The warp run-in of each axis is accurately controlled according to the characteristic of fabric.

3. the full-automatic sample loom of a kind of multifunctional small-size according to claim 1, it is characterised in that the face tension Detection system include three groups of S type tension-compression sensors, rear boom support and the back rest, can three warp axis of independent detection face tension, The warp run-in of the adjustable each beam of a loom of relationship by comparing warp run-in and face tension, to stablize in each warp axis Face tension.

4. the full-automatic sample loom of a kind of multifunctional small-size according to claim 1, it is characterised in that the shedding mechanism Including upper cylinder, the next cylinder, heald frame and return spring, can making heald frame, there are three working positions, so that equipment be allow to weave Space fabric.

5. the full-automatic sample loom of a kind of multifunctional small-size according to claim 1, it is characterised in that the cut-pile mechanism Including cutter mounting plate, cut pile cylinder, cutter plate, cutter and linear guide group, equipment can be made to weave cut pile fabric, need to weave It can be by the device overall pulling down when space fabric and towel cloth.

6. the full-automatic sample loom of a kind of multifunctional small-size according to claim 1, it is characterised in that described is multi-functional small The full-automatic sample loom of type can weave towel cloth.