CN201053055Y - Frequency conversion control flexible belt circular weaving machine - Google Patents

Abstract

A frequency conversion control soft belt circular loom, which consists of guide wheel, rotary shuttle body, weaving ring, large bevel gear, double shuttle seat, upper operation panel, frame, double shuttle seat bearing bush, large helical gear, yarn breaking automatic It is composed of stop device, small helical gear, motor output shaft gear, intermediate transmission gear, energy consumption braking device, motor, base plate, intermediate column, drafting device, transmission gear and electric control device. The utility model has motor frequency conversion control, advanced technology, excellent performance, fast weaving speed, high efficiency, safe system, reliable braking, automatic parking when yarn breaks, clean and tidy working environment, and good product quality.

Description

Frequency conversion control soft belt circular loom

Technical field:

The utility model relates to a weaving processing machine suitable for various chemical fibers, cotton fibers and blended fibers, especially suitable for producing fire hoses, agricultural irrigation hoses and other liquid conveyor belts.

Background technique:

At present, domestic circular looms generally adopt a single-shuttle mechanism, which reciprocates up and down. The structure is simple, and the loom speed is slow. , the work efficiency is quite low. Its braking method adopts electromagnetic braking, which has poor reliability and is easy to cause burning of the transmission part. At the same time, it does not have the function of automatic parking when the yarn breaks, so the fabric is not smooth and beautiful, and the quality is also very unstable.

Invention content:

The technical problem to be solved by the utility model is: to overcome the defects of the above-mentioned prior art, and provide a frequency conversion machine with fast weaving speed, high efficiency, reliable braking, automatic parking when yarn breaks, motor frequency conversion control, advanced technology, and good product quality. Control soft belt circular loom.

The technical solution adopted by the utility model is: this frequency conversion control soft belt circular loom is composed of a guide wheel, a rotary shuttle body, a weaving ring, a large bevel gear, a double shuttle seat, an upper operation panel, a frame, and a double shuttle seat bearing lining. Set, large helical gear, automatic stop device for yarn breakage, small helical gear, motor output shaft gear, intermediate transmission gear, energy consumption braking device, motor, bottom plate, intermediate column, drafting device, transmission gear and electric control device, The frame is installed on the bottom plate, and the automatic stop device for yarn breakage is installed on the frame. The middle column is fixed in the middle of the bottom plate, the weaving ring is fixed on the top of the middle column, and the large bevel gear is fixed on the middle column. Shuttle seat bearing bushing, the lower end of the double shuttle seat bearing bush is fixed with a large helical gear, the upper end of the double shuttle seat bearing bush is fixed with a double shuttle seat, the motor is equipped with an energy consumption braking device, the motor output shaft gear and the intermediate transmission The gears are connected to the transmission, and the output shaft of the motor is also connected to the small helical gear on the transmission coaxial shaft. The small helical gear meshes with the large helical gear. The electric control device includes a frequency converter, a transformer, a rectifier and a relay, and the motor is controlled by the output connection of the frequency converter.

In the above-mentioned technical scheme, the rotary shuttle body is an arc-shaped structure, on which freely rotatable front and rear rollers are installed, and freely rotatable guide wheels are also installed on the upper, lower and outer surfaces of the shuttle body, as well as the weft yarn bobbins and the weft yarn hooks. , the weft hook is connected with the rotary shuttle body through the adjustment screw, the double rotary shuttle body is freely placed on the double shuttle seat, the double shuttle seat rotates with the bearing bush of the double shuttle seat, and the rotary shuttle body is respectively connected to the front and rear of the double shuttle seat through the front and rear rollers. The roller contacts and clings to the inner ring of the guide wheel and rotates with the double shuttle seat.

In the above-mentioned technical scheme, the thread-splitting wheel that can rotate freely is housed on the double shuttle seat, and the line-splitting wheel is inclined to be close to the inner ring of the guide wheel, and the rotation of the double-shuttle seat drives the thread-splitting wheel to rotate relatively, and the double-rotating shuttle body passes through the roller and the thread-splitting wheel. The rollers on the double shuttle seat contact and rotate together with the double shuttle seat.

In the above technical solution, the yarn breaking automatic stop device is composed of an upper plate, a lower plate, and a spring hook. The upper plate and the lower plate are fixed on the frame, and one end of the spring of the spring hook is hung on the upper plate, and the other end is fixed on the spring hook body. On the top, the upper end of the spring hook hooks the yarn, and the lower end hangs in the air and breaks away from the lower plate.

In the above technical solution, the drafting device includes a set of reduction gears, a set of drafting rollers, a manual control system and transmission gears.

In the above technical solution, the electronic control device includes machine jog control, machine continuous operation control, motor stop control, automatic stop control for yarn breakage, and frequency converter speed control. The frequency converter can adopt the SB40 series all-digital general-purpose frequency conversion speed regulator of Senlan Frequency Converter or the "Almighty King" SB60/61 series frequency converter.

The utility model is a frequency conversion control soft belt circular loom, which is suitable for weaving processing of raw materials such as various chemical fibers, cotton fibers and blended fibers. It can weave various round soft belts with an outlet diameter between 20mm and 102mm. It is especially suitable for various manufacturers to produce fire hoses, agricultural irrigation hoses and other liquid conveyor belts. Its characteristics are:

1. This machine is a new type of circular loom with a guide wheel, a double-arc rotary shuttle, and a thread separating wheel that can rotate freely. This machine has advanced technology, excellent performance, and fast weaving speed, up to 26m/hour, which is more than 6 times that of ordinary looms.

2. The machine is equipped with a set of automatic stop device for yarn breakage, so that the machine can stop automatically if the yarn breakage occurs during the weaving process, so as to connect the yarn and ensure the smoothness and beauty of the fabric.

3. This machine adopts advanced variable frequency control system, the speed of the motor, the working and stopping mode of the motor can be set and adjusted according to the needs. Make the machine in the best working condition by setting the corresponding parameters.

4. The braking method of this machine adopts energy-consuming braking, the braking is simple and reliable, and the rotating parts are not easy to wear.

5. The machine is easy to operate, and the control system is safe and reliable. The operator can start and stop the machine within 360°. One operator can take care of four machines at the same time. Compared with ordinary looms, the work efficiency is greatly improved.

6. A set of manual auxiliary device is installed in the drafting device. When there is a sudden power failure or failure, it can be operated manually, so as to withdraw in time and prevent yarn breakage. It is also easy to maintain.

7. The main moving parts of the machine adopt a closed structure, there is no oil dripping or leaking phenomenon of ordinary looms, and the whole working environment is clean and tidy.

Description of drawings:

Fig. 1 is the structural representation of the utility model

Figure 2 is a schematic diagram of the longitudinal structure of the utility model drafting device

Figure 3 is a schematic diagram of the horizontal section structure of the drafting device of the present invention

Fig. 4 is the electrical schematic diagram of the utility model

Detailed ways:

The main structure of this machine is shown in attached drawing 1, which includes: guide wheel 1, rotary shuttle body 2, weaving ring 3, large bevel gear 4, double shuttle seat 5, upper operation panel 6, frame 7, double shuttle seat bearing bush 8. Large helical gear 9, yarn breaking automatic stop device 10, small helical gear 11, intermediate transmission gear 12, motor output shaft gear 13, energy consumption braking device 14, motor 15, bottom plate 16, intermediate column 17, drafting device 18. Transmission gear 19 and electric control device, etc., the complete machine is installed on the base plate 16, on which there is a frame 7, which plays the role of supporting the complete machine and connecting various parts, a middle column 17 is fixed in the center of the base plate, and the weaving ring 3 is fixed at the top of the middle column. The large bevel gear 4 is fixed on the middle column, and the middle part of the middle column is equipped with a double shuttle seat bearing bush 8, the lower end of the double shuttle seat bearing bush is fixed with a large helical gear 9, and the upper end is fixed with a double shuttle seat 5, and the double shuttle seat The double shuttle seat bearing bush can be driven by the large helical gear to rotate together with the double shuttle seat bearing bush.

The motor 15 is provided with a dynamic braking device 14, which can realize the opening and closing of the whole machine. The power of the motor is transmitted to the gear 12 on the intermediate transmission part and the small helical gear 11 (30 teeth) on the coaxial through the gear 13 on the output shaft. 9 meshing, so as to complete the transmission of power.

The rotary shuttle body is an arc-shaped structure, on which freely rotatable front and rear rollers are housed, and freely rotatable guide wheels, as well as weft bobbins and weft hooks are also provided on the upper, lower and outer sides of the shuttle body. The weft yarn hook is connected with the rotary shuttle body through an adjustable adjusting screw rod. Weave soft belts of different calibers, replace corresponding weft yarn hooks and weaving loops 3, and simultaneously adjust the adjusting screw on the rotary shuttle body so that the centers of the two weft yarn hooks coincide with the weaving loop centers. The double rotary shuttle body is freely placed on the double shuttle seat 5, and the double shuttle seat rotates with the bearing bush of the double shuttle seat. The inner ring of the guide wheel rotates together with the double shuttle seat.

Small bevel gears are housed on the double shuttle seat, meshing with the fixed large bevel gear 4, due to the rotation of the double shuttle seat, thereby driving the small bevel gear to rotate on the large bevel gear, so that each roller on the double shuttle seat rotates. Freely rotatable thread-splitting wheels are housed on the double shuttle seat, and the thread-splitting wheels are inclined to be close to the inner ring of the guide wheel. Due to the rotation of the double shuttle seat, it drives the splitting wheel to rotate relatively, and the double rotary shuttle body rotates together with the double shuttle seat through the contact between the roller and the roller on the double shuttle seat. Complete the actions of interlacing and separating warp yarns and threading weft yarns, so as to realize the high-speed weaving process.

Broken yarn automatic stop device 10 is made up of upper plate, lower plate, spring hook. The upper plate and the lower plate are both aluminum plates, fixed on the frame. One end of the spring of the spring hook is hung on the upper plate, and the other end is fixed on the spring hook body. When working, the upper end of the spring hook hooks the yarn, and the lower end hangs in the air and breaks away from the lower plate. When the yarn is broken, the spring hook falls and contacts the lower plate, the corresponding circuit is powered off, the motor brakes, and the machine stops working immediately.

Referring to Fig. 2 and Fig. 3, the structural diagram of the drafting device mainly includes a set of reduction gears, a set of drafting rollers, a manual control system and a transmission gear 19, the transmission gear 19 has 44 teeth.

The soft belt is drawn out by the meshing of the transmission gear 19 and the large helical gear 9, and the motion is transmitted to the worm shaft 20. The worm 21 on the worm shaft 20 meshes with the worm wheel 23 on the worm shaft 22, and the speed change gear on the shaft 22 24 meshes with the speed change gear 26 on the shaft 25 to transmit the motion to the shaft 25, and the gear 27 on the shaft 25 drives the gear 32 through the gear 29 on the intermediate shaft 28 and the gear 31 on the shaft 30, and the connection between the gear 32 and the gear 33 Mesh, drive roller 40 to rotate. Simultaneously, the gear 32 meshes with the gear 34 to drive the roller 35 coaxial with the gear 34 to rotate. The engagement of the gear 34 and the gear 36 drives the roller 51 to rotate, and the gear 37 coaxial with the gear 36 meshes with the gear 38 to drive the roller 39 coaxial with the gear 38 to rotate. Through the deceleration of worm gear, worm screw and various sets of gears, the speed of fabric stretching can be reached. The braided soft belt can be pulled out from the knitting ring in the axial direction through this device, and the soft belt is drawn in by the relative rotation of the roller 40 and the roller 35, and then the soft belt is turned by the roller 51 and the roller 39. Draw it out along the horizontal direction to complete the whole drawing process.

By changing the gear set transmission gear 24 and the transmission gear 26, the transmission ratio is adjusted to obtain different drafting speeds to weave soft belts of different diameters. Loosen the screw, rotate the rotating arm 41, and the speed change gear 24 and the speed change gear 26 are disengaged, so that the gear train can be replaced.

The manual control system includes three bevel gears 42,43,44, an upper clutch 45, a lower clutch 46, a shift fork 47, a joystick 48, and a handwheel shaft 49.

The joystick 48 is connected with the shift fork 47 through the link mechanism, the bevel gear 43 is fixed on the handwheel shaft 49, the lower clutch 46 and the bevel gear 42 are connected on the worm shaft, the upper clutch 45 and the bevel gear 44 are connected to the shaft of the gear 50 superior. When a power failure or failure occurs, the joystick 48 can be pushed to disengage the shift fork 47 from the upper clutch 45, the upper clutch is combined with the lower clutch, and then the handwheel shaft is turned to make the bevel gear 43 move forward to mesh with the bevel gear 42, and the handwheel shaft is continued to be rotated It can drive the worm shaft to rotate to drive the parts of the drafting device to move, and the bevel gear 43 can mesh with the bevel gear 44 at the same time, thereby driving the large helical gear transmission, and then driving the double shuttle seat to rotate.

Disengage the upper and lower clutches, turn the handwheel shaft, and the bevel gears 42, 43 are engaged, and can move the parts of the drafting device to adjust the looseness and tightness of the warp by turning the handwheel shaft. Disengage the meshing of speed change gear 24,26, and bevel gear 43 meshes with bevel gear 44, and by turning the hand wheel shaft, the large helical gear drives the double shuttle seat to rotate, so that the double rotary shuttle body is in a position suitable for operation.

The electric control device of the utility model adopts advanced frequency conversion control technology, mainly including: jog control of the motor; continuous operation control of the motor; parking control of the motor; automatic parking control of broken yarn; See attached drawing 4 for the electrical schematic diagram:

1. Jog control of the machine: close the switch HK, the electric fan is working, the red indicator light on the electric control cabinet is on, the transformer is working, press the button switch DAX3 (green) on the side circumference of the operation panel, K3 and K1 are closed, and the frequency conversion The device works, and the machine jogs.

2. Continuous operation control of the machine: close the switch HK, the electric fan works, the red indicator light on the electric control cabinet lights up, the transformer works, press and hold the button switch DAX3 (green) on the side circumference of the operation panel, the motor starts, and then at the same time Press and hold the start button switch DAX2 (black) on the peripheral surface of the operation panel, K4 will pull in, and the motor will run continuously. Then release the switches DAX2, DAX3.

3. Stop control: Press any one of the three button switches DAX1 (red) on the peripheral surface of the operation panel to stop the machine.

4. Automatic parking control for yarn breakage: When yarn breakage occurs in a certain area, the spring hook resets and shorts, the red indicator light in the corresponding area on the operation panel lights up, K1 and K2 are disconnected, and the machine stops working.

5. Frequency conversion speed regulation control: The parameters that have been set are: F132＝6 (the number of poles of the motor of the machine); F113＝50 (the frequency of the motor). Basic parameters: F112=5; F114=7; F115=2.5; F140=1. Operation control mode: F200=1; F201=2; F202=2; F203=2; F206=2. Terminal function parameter: F413＝13 (OP6 function). V/F control: F514=2; F515=5; F516=20; F518=1. Timing control and protection function: F708=1; F711=1. The above parameters are reference values, and other parameters are built-in parameters of the inverter, which should be set by the user according to the actual situation. For details, see the inverter user manual. The frequency converter can adopt the SB40 series all-digital general-purpose frequency conversion speed regulator of "Senlan Frequency Conversion" or the SB60/61 series frequency converter of "Almighty King".

Claims (6)

1. variable frequency control Soft ribbon circular loom; it is characterized in that by guide roller; the rotary shuttle body; knit ring; large bevel gear; two shuttle seats; last guidance panel; frame; two shuttle seat bearing inserts; large helical gear; the broken yarn automatic stop arrangement; bevel pinion; the motor output shaft gear; intermediate drive gear; the dynamic braking device; motor; base plate; middle standing pillar; drafting system; travelling gear and electric control gear are formed; frame is installed on the base plate; the broken yarn automatic stop arrangement is installed on the frame; the base plate center fixed has middle standing pillar; knit and encircle the top of being fixed in middle standing pillar; large bevel gear is fixed on the middle standing pillar; two shuttle seat bearing inserts are equipped with at the middle part of middle standing pillar; the lower end of two shuttle seat bearing inserts is fixed with large helical gear; the fixing two shuttle seats in the upper end of two shuttle seat bearing inserts; motor is provided with the dynamic braking device; the motor output shaft gear is connected transmission with intermediate drive gear; motor output shaft also connects the coaxial bevel pinion of transmission; bevel pinion and large helical gear engagement; electric control gear comprises frequency converter; transformer; rectifier and relay, motor connects control by frequency converter output.

2. variable frequency control Soft ribbon circular loom according to claim 1, it is characterized in that the rotary shuttle body is an arcuate structure, forward and backward roller free to rotate is housed on it, upper and lower and the lateral surface of shuttle body has guide wheel free to rotate, and weft yarn tube, weft yarn hook, the weft yarn hook connects by adjusting screw rod and rotary shuttle sports association, dual rotary shuttle body freely is positioned on two shuttle seats, two shuttle seats rotate with two shuttle seat bearing inserts, the rotary shuttle body contacts with the front and rear rolling wheel of two shuttle seats respectively by front and rear rolling wheel, is close to the guide roller inner ring and rotatablely moves with two shuttle seats.

3. variable frequency control Soft ribbon circular loom according to claim 1, it is characterized in that being equipped with on two shuttle seats the separated time wheel that can rotate freely, the separated time wheel is close to the inner ring of guide roller at a slant, the rotation of two shuttle seats drives the separated time crop rotation and rotates relatively, and dual rotary shuttle body contacts and rotates with two shuttle seats by the roller of roller on two shuttle seats.

4. variable frequency control Soft ribbon circular loom according to claim 1; it is characterized in that the broken yarn automatic stop arrangement is made up of upper plate, lower plate, carbine; upper plate, lower plate are fixed on the frame; spring one end of carbine hangs on the upper plate; the other end is fixed on the spring coupler body; yarn, the unsettled disengaging lower plate in lower end are hooked in the carbine upper end.

5. variable frequency control Soft ribbon circular loom according to claim 1 is characterized in that drafting system comprises one group of reduction gearing, one group of drawing-off running roller, manual control system and travelling gear.

6. variable frequency control Soft ribbon circular loom according to claim 1 is characterized in that electric control gear comprises that the control of machine crawl, machine move control, motor parking control, the control of broken yarn automatic stopping, frequency converter timing control continuously.

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