CN107938045B - Glass fiber three-in-one doubling and twisting machine - Google Patents
Glass fiber three-in-one doubling and twisting machine Download PDFInfo
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- CN107938045B CN107938045B CN201711375851.4A CN201711375851A CN107938045B CN 107938045 B CN107938045 B CN 107938045B CN 201711375851 A CN201711375851 A CN 201711375851A CN 107938045 B CN107938045 B CN 107938045B
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- twist
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H7/00—Spinning or twisting arrangements
- D01H7/02—Spinning or twisting arrangements for imparting permanent twist
- D01H7/90—Arrangements with two or more spinning or twisting devices of different types in combination
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/14—Warning or safety devices, e.g. automatic fault detectors, stop motions ; Monitoring the entanglement of slivers in drafting arrangements
- D01H13/16—Warning or safety devices, e.g. automatic fault detectors, stop motions ; Monitoring the entanglement of slivers in drafting arrangements responsive to reduction in material tension, failure of supply, or breakage, of material
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H7/00—Spinning or twisting arrangements
- D01H7/02—Spinning or twisting arrangements for imparting permanent twist
- D01H7/24—Flyer or like arrangements
- D01H7/48—Eyes or like guiding arrangements
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H7/00—Spinning or twisting arrangements
- D01H7/02—Spinning or twisting arrangements for imparting permanent twist
- D01H7/52—Ring-and-traveller arrangements
- D01H7/56—Ring-and-traveller arrangements with freely-rotatable rings; with braked or dragged rings ; Lubricating arrangements therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention relates to a glass fiber three-in-one doubling and twisting machine, which comprises a frame, wherein at least one compound doubling and twisting unit is arranged on the frame, the compound doubling and twisting unit comprises a primary twisting spindle, a doubling guide hook, a traction roller, a first lead hook, a second twisting spindle and a second twisting ring, the primary twisting spindle is provided with three, a primary twisting broken yarn detector is arranged on glass fiber drawn by each primary twisting spindle, a second twisting broken yarn detector is arranged at one position of the lead hook, a lifting driving mechanism is connected with a lead hook plate and the second twisting ring plate, and the doubling and twisting machine further comprises a PLC (programmable logic controller) which is connected with the primary twisting broken yarn detector, the second twisting motor, the first twisting motor and the traction motor. The invention improves the production efficiency of 3 strands of glass fibers. When a strand of single-wire glass fiber is broken, the first twisting motor and the second twisting motor are controlled to stop, so that unqualified products are prevented from being generated, and when the yarn is broken by the second twisting, the first twisting motor and the second twisting motor are controlled to stop, and yarn winding is prevented from occurring; the shape of the yarn winding formation can be controlled.
Description
Technical Field
The invention belongs to the technical field of glass fiber production devices, and particularly relates to a glass fiber three-in-one doubling and twisting machine.
Background
The products produced by using glass fiber yarn as basic material have wide application in the machinery of many industries such as food, electrician, decoration, environmental protection and aviation. Glass fiber doubled and twisted yarns are divided according to the number of strands, and usually have 2, 3, 4, 5, 6, etc. or even more strands; and 2 strands and 3 strands of glass fiber doubling yarns are the variety specifications with the largest use amount.
In the current industry, a traditional two-in-one doubling and twisting machine is generally used for producing products with three-in-one specifications, and the productivity efficiency is less than 50% of that of the products with two-in-one specifications due to the equipment structure and the linkage mode, so that the improvement of the production capacity of a single doubling and twisting machine and the expansion of the variety structure are restricted.
Disclosure of Invention
The invention aims to provide a three-in-one doubling and twisting machine for glass fibers, which solves the problems that the productivity efficiency is less than 50% of that of a two-in-one specification product when 3 strands of glass fibers are doubled at present, so that the improvement of the production capacity of a single doubling and twisting machine and the expansion of a variety structure are restricted.
The invention relates to a glass fiber three-in-one doubling and twisting machine, which comprises a frame, wherein at least one doubling and twisting unit is arranged on the frame, the doubling and twisting unit comprises a first twisting spindle, a doubling guide hook, a traction roller, a first lead hook, a second twisting spindle and a second twisting ring, the first twisting spindle is rotatably arranged on the frame and is connected with a first twisting motor, the second twisting spindle penetrates through the second twisting ring to be rotatably arranged on the frame and is connected with the second twisting motor, the second twisting ring is fixedly arranged on a second twisting ring plate, the first lead hook is arranged on the lead hook plate, the traction roller is connected with a traction motor, three first twisting spindles are arranged, the first twisting broken yarn detector is arranged on the glass fiber led out by each first twisting spindle, the first lead hook is provided with the second twisting broken yarn detector, the second twisting ring plate and the second twisting ring plate are connected with a lifting driving mechanism, and the doubling machine further comprises a PLC controller, and the PLC is connected with the first twisting broken yarn detector, the second twisting motor and the traction motor.
The lifting driving mechanism comprises a servo motor, a gearbox, a synchronous belt wheel I and a synchronous belt wheel II, a polish rod I and a polish rod II which are parallel to each other are arranged above the synchronous belt, two ends of the polish rod I and the polish rod II are fixed on a frame, a driving plate is arranged between the polish rod I and the polish rod II, a sliding sleeve I and a sliding sleeve II are respectively arranged on the polish rod I and the polish rod II, the upper side and the lower side of one end of the driving plate are respectively fixed with the sliding sleeve I and the sliding sleeve II, the other end of the driving plate is in sliding connection with the frame, the lower side of the sliding sleeve II is fixed with the synchronous belt, and the driving plate is connected with the double-twist ring plate through a traction belt. The synchronous belt is characterized in that a collision block is fixed below the synchronous belt, a first sensor and a second sensor are respectively arranged on the inner sides of the first synchronous belt wheel and the second synchronous belt wheel, the first sensor is connected with the second sensor, and the PLC is connected with the servo motor.
The traction roller is provided with two traction rollers, the traction rollers are fixedly provided with traction rotating shafts, the traction rotating shafts are arranged on a traction roller shell through bearings, one ends of the two traction rotating shafts are connected through a belt, a first belt pulley and a second belt pulley, a driven gear is fixed on one traction rotating shaft, a traction motor is connected with a traction main shaft, a plurality of driving gears are arranged on the traction main shaft, the driving gears are connected with the driven gears through the first driven gears, the first driven gears are arranged on the traction roller shell through bearings and pin shafts, the upper end of the traction roller shell is hinged to a frame, the lower end of the traction roller shell is hinged to a cylinder, the other end of the cylinder is fixed on the frame, an electromagnetic valve is connected to the cylinder, a yarn guide hook is fixed on the traction roller shell, and a wire hook is fixed on the lower portion of the traction roller shell.
The primary twisting broken yarn detector comprises a micro-switch, the micro-switch is fixed on the frame and connected with the controller, a deflector rod is arranged below the micro-switch, the middle part of the deflector rod is rotatably arranged on the frame, the other end of the deflector rod is bent into a hook body, and the hook body is lapped on the glass fiber.
Two support plates are fixed on the frame, a connecting shaft is fixedly connected between the two support plates, three rotating sleeves are arranged on the connecting shaft, three deflector rods are arranged on the connecting shaft, and the middle parts of the deflector rods are fixed with the rotating sleeves. One end of the three deflector rods, which is far away from the hook body, is fixed through a connecting rod, and the connecting rod is positioned below the contact piece of the micro switch. Connecting bars are fixed at two ends of the connecting rod, the middle part of each connecting bar is wound on the connecting shaft and can rotate around the connecting shaft, the connecting bars at two sides are far away from the connecting rod ends and are connected with each other, and the connecting bar interconnecting ends are located below the deflector rods. A grinding wheel is arranged between the hook body and the connecting shaft, the grinding wheel is connected with a mounting plate through a rotating shaft, and the other end of the mounting plate is fixed on the frame.
The double-twist broken yarn detector is a photoelectric sensor, a supporting body is arranged beside a wire hook, one end of the supporting body is rotatably mounted on a wire hook plate through a pin shaft, a tensioning spring is arranged on the lower portion of the supporting body, one end of the tensioning spring is fixed with the wire hook plate, the other end of the tensioning spring is fixed with the middle of the lower portion of the supporting body, a U-shaped opening is formed in the end portion of the other end of the supporting body, the wire hook is fixed in the middle of the inner side wall of the U-shaped opening, and the double-twist broken yarn detector is mounted on two side walls of the U-shaped opening.
The primary twisting spindle and the secondary twisting spindle comprise a spindle disc main body and a positioning block, the spindle disc main body is fixedly arranged at the lower end of a rotating shaft, at least 2 positioning protrusions are arranged on the upper end face of the spindle disc main body, the positioning block is arranged on the rotating shaft above the spindle disc main body, a bobbin is sleeved on the periphery of the positioning block, a plurality of blind holes are formed in the periphery of the positioning block, a spring pin is arranged in each blind hole, and a positioning clamping groove is formed in the bottom of the bobbin.
The bobbin bottom is provided with not less than two deep floor, and adjacent deep floor department leaves the interval, and this interval forms the location draw-in groove, and this interval equals the bellied thickness of location, the locating piece is provided with two, sets up respectively in pivot upper portion and pivot lower part, and the locating piece on upper portion passes through fastening screw to be installed in the pivot, and the locating piece thread installation of lower part is in the pivot.
The top of the spindle disk main body is provided with an annular groove, the positioning bulge is welded at the bottom of the annular groove, the positioning bulge is of a trapezoid structure with the upper side shorter than the lower side, and the joints of the top surface, the side edges and the ground of the positioning block are provided with chamfers.
The machine frame at one side of the primary twisting spindle and the secondary twisting spindle is provided with 3 grinding guide wheels in a rotating mode, 3 strands of primary twisting glass fibers are respectively lapped on 3 wire guides, a plurality of L-shaped protection rods are arranged between the wire guides at two sides, one end of each L-shaped protection rod is fixed on the machine frame, and the primary twisting glass fibers are located above the L-shaped protection rods at the other end of each L-shaped protection rod.
Compared with the prior art, the invention has the advantages that:
1. by designing a special 3-strand twisting structure, the production efficiency of the 3-strand glass fiber is improved.
2. By arranging the first twisting broken yarn detector, the first twisting motor and the second twisting motor are controlled to stop rotating when the single-wire glass fiber has a broken yarn, so that unqualified products are prevented from being generated.
3. The double-twist broken yarn detector is arranged to monitor the double-twist condition, and the primary twisting motor and the double-twist motor are controlled to stop rotating when the double-twist broken yarn is broken, so that yarn winding is prevented.
4. The wire hook I, the balloon ring and the double-twist ring can be controlled to lift by a lifting driving mechanism, so that the winding and forming shape of the yarn is controlled.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram showing a front view of a first twist broken yarn detector;
FIG. 3 is a schematic diagram of a structure of a double twist broken yarn detector;
FIG. 4 is a schematic view of the structure of the primary twisting spindle;
FIG. 5 is a schematic top view of a spindle disk;
fig. 6 is a schematic view of the bottom structure of the bobbin;
FIG. 7 is an enlarged schematic view of the structure shown at B in FIG. 4;
FIG. 8 is a schematic top view of a primary twist break detector;
FIG. 9 is a schematic view of the structure of the hook end of the lever;
FIG. 10 is a schematic diagram of a front view of a lift drive mechanism;
FIG. 11 is a schematic top view of a first embodiment of a runner;
FIG. 12 is a schematic top view of a third link;
FIG. 13 is a schematic drawing of a drawing structure of the double-twist ring plate;
FIG. 14 is a schematic view of a traction belt drive pulley;
FIG. 15 is a schematic view of the connection of the double-twist ring plate to the frame;
FIG. 16 is a schematic view of the structure of the pulling roller;
FIG. 17 is an expanded schematic view of A-A of FIG. 16;
FIG. 18 is a schematic view of the mounting structure of a wire hook III;
in the figure: 1. 1-1 parts of primary twisting spindles, 1-2 parts of rotating shafts, positioning blocks, 1-3 parts of spring pins, 1-4 parts of glass fibers, 1-5 parts of positioning protrusions, 1-6 parts of positioning clamping grooves, 1-7 parts of spindle disc bodies, 1-8 parts of annular grooves, 1-9 parts of bobbins, 1-10 parts of reinforcing rib plates, 2 parts of frames, 3 parts of primary twisting broken yarn detectors, 3-1 parts of hooks, 3-2 parts of supporting plates, 3-3 parts of micro-switches, 3-4 parts of mounting plates, 3-5 parts of connecting rods, 3-6 parts of deflector rods, 3-7 parts of connecting strips, 3-8 parts of connecting shafts, 3-9 parts of rotating sleeves, 4 parts of traction rollers, 4-1 parts of driven gears, 4-2 parts of belts, 4-3 parts of pulleys, 4-4 parts of doubling guide hooks, 4-5 parts of pulleys and two parts of pulleys, 4-6 parts of traction roller shell, 4-7 parts of pin shaft, 4-8 parts of driven gear II, 4-9 parts of jacking sleeve, 4-10 parts of traction rotating shaft, 5 parts of double-twist broken yarn detector, 5-1 parts of tension spring, 5-2 parts of supporting body, 5-3 parts of wire hook I, 6 parts of double-twist spindle, 7 parts of double-twist ring plate, 8 parts of double-twist ring, 9 parts of wire hook plate, 10 parts of wire grinding wheel, 11 parts of L-shaped protective rod, 12 parts of wire hook III, 12-1 parts of shock-absorbing rod, 12-2 parts of pressing sleeve, 12-3 parts of supporting rod, 12-4 parts of nut, 12-5 parts of shock-absorbing spring, 13 parts of polish rod I, 14 parts of driving plate, 15 parts of connecting rod I, 16 parts of sliding sleeve I, 17 parts of connecting rod III, 18 parts of connecting rod II, 19 parts of polish rod II, 20 parts of polish rod II, the sensor I, 21, the sliding sleeve II, 22, the collision block II, 23, the sensor II, 24, the synchronous pulley II, 25, the hanging bracket, 26, the supporting shaft, 27, the traction wheel, 28, the traction belt driving guide wheel, 29, the traction belt, 30, the synchronous pulley I, 31 and the slideway.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings.
The three-in-one doubling and twisting machine for glass fiber as shown in fig. 1 to 18 comprises a frame 2, wherein at least one compound doubling and twisting unit is arranged on the frame 2, the compound doubling and twisting unit is arranged along the front and rear directions of the frame 2, the compound doubling and twisting unit comprises a primary twisting spindle 1, a doubling guide hook, a traction roller 4, a wire hook 5-3, a double twisting spindle 6 and a double twisting ring 8, the primary twisting spindle 1 is rotatably arranged on the frame 2 and is connected with a primary twisting motor, the double twisting spindle 6 passes through the double twisting ring 8, is rotatably arranged on the frame 2 and is connected with the double twisting motor, the double twisting ring 8 is fixedly arranged on a double twisting ring plate 7, the wire hook 5-3 is arranged on a wire hook plate 9, the traction roller 4 is connected with a traction motor, the primary twisting spindle 1 is provided with three, the position of each primary twisting spindle 1 drawn glass fiber 1-4 is provided with a primary twisting detector 3, the wire hook 5-3 is provided with the double twisting detector 5, the wire hook plate 9 and the double twisting ring plate 7 are connected with the double twisting motor, and the double twisting motor is further connected with the primary twisting detector and the PLC. The top of the double-twist ring 8 is provided with an annular slide rail, a slide block is arranged on the annular slide rail, a yarn hook is fixed on the inner side of the slide block, glass fibers after doubling and twisting are hung on the yarn hook during spinning, then a yarn tube is wound, and the yarn hook rotates on the annular slide rail along with the slide block.
The upper side of the double-twist ring 8 is provided with a balloon ring, yarns can not be beaten to the frame 2 during doubling and twisting of the balloon ring, the balloon ring is fixed with the double-twist ring plate 7, the lifting driving mechanism comprises a servo motor, a gearbox, a synchronous belt wheel I30 and a synchronous belt wheel II 24, a polish rod I13 and a polish rod II 19 which are parallel to each other are arranged above the synchronous belt, two ends of the polish rod I13 and the polish rod II 19 are fixed on the frame 2, a driving plate 14 is arranged between the polish rod I13 and the polish rod II 19, a sliding sleeve I16 and a sliding sleeve II 21 are respectively arranged on the polish rod I13 and the polish rod II 19, the upper side and the lower side of one end of the driving plate 14 are respectively fixed with the sliding sleeve I16 and the sliding sleeve II 21, the other end of the driving plate 14 is in sliding connection with the frame 2, the lower side of the sliding sleeve II 21 is fixed with the synchronous belt, and the driving plate 14 is connected with the double-twist ring plate 7 through a traction belt 29. The double-twist ring plate 7 is fixed with the wire hook plate 9, a collision block 22 is fixed below the synchronous belt, a first sensor 20 and a second sensor 23 are respectively arranged on the inner sides of the first synchronous belt pulley 30 and the second synchronous belt pulley 24, the first sensor 20 and the second sensor 23 are connected with a PLC (programmable logic controller), and the PLC is connected with a servo motor. The collision block 22 is hinged with a first connecting rod 15, the middle part and the other end of the first connecting rod 15 are respectively hinged with a second connecting rod 18 and a third connecting rod 17, the other end of the second connecting rod 18 is hinged with a first sliding sleeve 16, and the third connecting rod 17 is hinged with the frame 2. The frame 2 is provided with a traction belt driving guide wheel 28, and a traction belt 29 is arranged on the periphery of the traction belt driving guide wheel 28. The traction belt driving guide wheel 28 comprises a hanging bracket 25, a supporting shaft 26 and traction wheels 27, wherein two ends of the supporting shaft 26 are fixed on the frame 2 through the hanging bracket 25, the traction wheels 27 are provided with three, the three traction wheels 27 are rotatably installed on the supporting shaft 26 through bearings, and annular clamping grooves are formed in the peripheries of the traction wheels 27 on two sides. The speed of the double twisting motor is 2500rpm-3900rpm, the rising speed of the ring is 0.25-0.4 m/s, and the falling speed of the ring is 0.35-0.5 m/s. The compound doubling and twisting units in the same row in the front-back direction of the frame 2 share a servo motor, and the compound twisting ring plates of each compound doubling and twisting unit are connected with a driving plate through a traction belt, and the movement of the driving plate drives the compound twisting ring plates of a whole row of compound doubling and twisting units to lift. The PLC controller controls the servo motor to rotate, drives the synchronous pulley I30 and the synchronous belt to rotate, then the sliding sleeve II 21 slides along the polished rod I13, so that the driving plate 14 is driven to move left and right, the traction belt 29 pulls the double-twist ring plate 7 to move up and down, the lifting of the ring is completed, when the ring moves to the left and right limiting positions, the collision block 22 touches corresponding sensors, the sensors signal the PLC controller, and the PLC controller controls the servo motor to rotate reversely.
The traction roller 4 is provided with two traction rollers, wherein the traction rollers 4 are fixedly provided with traction rotating shafts 4-10, the traction rotating shafts 4-10 are arranged on a traction roller shell 4-6 through bearings, one ends of the two traction rotating shafts 4-10 are connected with a belt 4-2, a belt pulley I4-3 and a belt pulley II 4-5 through a belt, one traction rotating shaft 4-10 is fixedly provided with a driven gear II 4-8, a traction motor is connected with a traction main shaft, the traction main shaft is provided with a plurality of driving gears, the driving gears are connected with the driven gears II 4-8 through a driven gear I4-1, the driven gears I4-1 are arranged on the traction roller shell 4-6 through bearings and pin shafts 4-7, the upper end of the traction roller shell 4-6 is hinged on a frame 2, the lower end of the traction roller shell is hinged with a cylinder, the other end of the cylinder is fixed on the frame 2, the cylinder is connected with an electromagnetic valve, a yarn guide hook 4-4 is fixed on the traction roller shell 4-6, and a wire hook II is fixed on the lower part of the traction roller shell 4-6. The three strands of glass fibers 1-4 after primary twisting pass through doubling guide hooks 4-4, are wound on two traction rollers 4, and finally pass through guide hooks II. The compound doubling and twisting units in the same row in the front-back direction of the frame 2 share a traction motor, and the cylinder can be started through the corresponding electromagnetic valve to control the engagement and disengagement of the driven gear I4-1 and the driven gear II 4-8, so that the traction roller 4 in the single compound doubling and twisting unit is controlled to start and stop.
The first twisting broken yarn detector 3 comprises a micro switch 3-3, the micro switch 3-3 is fixed on the frame 2, the micro switch 3-3 is connected with a controller, a deflector rod 3-6 is arranged below the micro switch 3-3, the middle part of the deflector rod 3-6 is rotatably arranged on the frame 2, the other end of the deflector rod 3-6 is bent into a hook body 3-1, and the hook body 3-1 is lapped on the glass fiber 1-4.
Two support plates 3-2 are fixed on the frame 2, a connecting shaft 3-8 is fixedly connected between the two support plates 3-2, three rotating sleeves 3-9 are arranged on the connecting shaft 3-8, three shifting levers 3-6 are arranged, and the middle parts of the shifting levers 3-6 are fixed with the rotating sleeves 3-9. One end of the three deflector rods 3-6, which is far away from the hook body 3-1, is fixed through a connecting rod 3-5, and the connecting rod 3-5 is positioned below the contact piece of the micro switch 3-3. Connecting strips 3-7 are fixed at two ends of the connecting rod 3-5, the middle part of the connecting strip 3-7 is wound on the connecting shaft 3-8 and can rotate around the connecting shaft 3-8, the connecting strips 3-7 at two sides are far away from the connecting rod 3-5 end and are connected with each other, and the connecting ends of the connecting strips 3-7 are positioned below the deflector rod 3-6. A grinding wheel guide 10 is arranged between the hook body 3-1 and the connecting shaft 3-8, the grinding wheel guide 10 is connected with a mounting plate 3-4 through a rotating shaft, and the other end of the mounting plate 3-4 is fixed on the frame 2.
The glass fiber 1-4 penetrates from one end of the guide grinding wheel 10 far away from the hook body 3-1, penetrates out from one end close to the hook body 3-1, the hook body 3-1 is lapped on the guide grinding wheel 10, when one or more strands of broken yarns exist in the three strands of primary twisting glass fiber, the hook body 3-1 lacks support, moves downwards under the action of gravity, drives the rotating sleeve 3-9 to rotate around the connecting shaft 3-8, enables the connecting rod 3-5 connected with the other end of the deflector rod 3-6 to touch a contact piece of the micro switch 3-3, and accordingly signals a PLC controller to start the micro switch 3-3, and the PLC controller controls the primary twisting motor to stop.
A wire hook three 12 is arranged on a frame 2 above a primary twisting spindle 1, a supporting rod 12-3 is fixed on the wire hook three 12, a damping rod 12-1 is fixed at the other end of the supporting rod 12-3, a pressing sleeve 12-2 is sleeved outside the damping rod 12-1, the pressing sleeve 12-2 is fixed above the frame 2 through screws, a through hole is arranged on the frame 2, a nut 12-4 is arranged at the lower end of the damping rod 12-1 through the through hole, a damping spring 12-5 is arranged between the nut 12-4 and the bottom of the frame 2, and the damping spring 12-5 is sleeved on the damping rod 12-1. The transmission of vibrations caused by the operation of the wire hook three 12 to the machine frame 2 can be reduced.
The double-twist broken yarn detector can be a mechanical type with the same structure as the first-twist broken yarn detector and is arranged on a wire hook plate 9, the double-twist broken yarn detector 5 can also be a photoelectric sensor, the specific structure is that a supporting body 5-2 is arranged beside a wire hook 5-3, one end of the supporting body 5-2 is rotatably arranged on the wire hook plate 9 through a pin shaft, a tensioning spring 5-1 is arranged at the lower part of the supporting body 5-2, one end of the tensioning spring 5-1 is fixed with the wire hook plate 9, the other end of the tensioning spring is fixed with the middle of the lower part of the supporting body 5-2, a U-shaped notch is arranged at the end part of the other end of the supporting body 5-2, the wire hook 5-3 is fixed in the middle of the inner side wall of the U-shaped notch, and the double-twist broken yarn detector 5 is arranged on two side walls of the U-shaped notch. The photoelectric sensor detects the shake of the glass fiber 1-4 in the wire hook 5-3, and when the glass fiber 1-4 is not shake, namely, no light changes, signals are transmitted to the PLC.
The primary twisting spindle 1 and the secondary twisting spindle 6 comprise a spindle disc main body 1-7 and a positioning block 1-2, the spindle disc main body 1-7 is fixedly arranged at the lower end of a rotating shaft 1-1, at least 2 positioning protrusions 1-5 are arranged on the upper end face of the spindle disc main body 1-7, the positioning block 1-2 is arranged on the rotating shaft 1-1 above the spindle disc main body 1-7, a spool 1-9 is sleeved on the periphery of the positioning block 1-2, a plurality of blind holes are formed in the periphery of the positioning block 1-2, a spring pin 1-3 is arranged in each blind hole, and a positioning clamping groove 1-6 is formed in the bottom of the spool 1-9.
The yarn tube is characterized in that at least two reinforcing rib plates 1-10 are arranged at the bottom of the yarn tube 1-9, a space is reserved at the position of each adjacent reinforcing rib plate 1-10, a positioning clamping groove 1-6 is formed at the space, the space is equal to the thickness of a positioning protrusion 1-5, two positioning blocks 1-2 are arranged on the upper portion of a rotating shaft 1-1 and the lower portion of the rotating shaft 1-1 respectively, the upper positioning blocks 1-2 are installed on the rotating shaft 1-1 through fastening screws, and the lower positioning blocks 1-2 are installed on the rotating shaft 1-1 in a threaded mode.
The top of the spindle disk main body 1-7 is provided with an annular groove 1-8, the positioning bulge 1-5 is welded at the bottom of the annular groove 1-8, the positioning bulge 1-5 is of a trapezoid structure with the upper side shorter than the lower side, and the joint of the top surface, the side edge and the ground of the positioning block 1-2 is provided with a chamfer.
The machine frame 2 on one side of the primary twisting spindle 1 and the secondary twisting spindle 6 is provided with 3 grinding guide wheels 10 in a rotating mode, 3 strands of primary twisting glass fibers 1-4 are respectively lapped on 3 wire guides, a plurality of L-shaped protective rods 11 are arranged between the wire guides on two sides, one end of each L-shaped protective rod 11 is fixed on the machine frame 2, and the primary twisting glass fibers 1-4 are located above the other end of each L-shaped protective rod 11.
In conclusion, the invention improves the production efficiency of 3 strands of glass fibers by designing a special 3-strand twisting structure. By arranging the first twisting broken yarn detector, the first twisting motor and the second twisting motor are controlled to stop rotating when the single-wire glass fiber has a broken yarn, so that unqualified products are prevented from being generated. The double-twist broken yarn detector is arranged to monitor the double-twist condition, and the primary twisting motor and the double-twist motor are controlled to stop rotating when the double-twist broken yarn is broken, so that yarn winding is prevented. The wire hook I, the balloon ring and the double-twist ring can be controlled to lift by a lifting driving mechanism, so that the winding and forming shape of the yarn is controlled.
Claims (9)
1. The utility model provides a glass fiber trinity doubling and twisting machine, includes frame (2), is provided with at least one compound doubling and twisting unit on frame (2), compound doubling and twisting unit includes first twist spindle (1), doubling guide hook, traction roller (4), wire hook one (5-3), compound twist spindle (6) and compound twist ring (8), and first twist spindle (1) rotate and install on frame (2) and be connected with first twist motor, compound twist spindle (6) pass compound twist ring (8) rotate install on frame (2) and link to each other with the compound twist motor, compound twist ring (8) fixed mounting is on compound twist ring board (7), wire hook one (5-3) are installed on wire hook board (9), its characterized in that: the drawing roller (4) is connected with a drawing motor, the number of the primary twisting spindles (1) is three, a primary twisting broken yarn detector (3) is arranged on the glass fiber (1-4) drawn by each primary twisting spindle (1), a secondary twisting broken yarn detector (5) is arranged at a wire hook (5-3), a wire hook plate (9) and a secondary twisting ring plate (7) are both connected with a lifting driving mechanism, the doubling and twisting machine further comprises a PLC (programmable logic controller) which is connected with the primary twisting broken yarn detector (3), the secondary twisting broken yarn detector (5), the secondary twisting motor, the primary twisting motor and the drawing motor;
the primary twisting broken yarn detector (3) comprises a micro switch (3-3), the micro switch (3-3) is fixed on the frame (2), the micro switch (3-3) is connected with the PLC, a deflector rod (3-6) is arranged below the micro switch (3-3), the middle part of the deflector rod (3-6) is rotatably arranged on the frame (2), one end of the deflector rod (3-6) is bent to form a hook body (3-1), and the hook body (3-1) is lapped on the glass fiber (1-4).
2. The glass fiber triple twisting frame according to claim 1, wherein: the novel double-twist steel collar is characterized in that an air ring is arranged above the double-twist steel collar (8), the air ring is fixed with a double-twist steel collar plate (7), the lifting driving mechanism comprises a servo motor, a gearbox, a synchronous belt wheel I (30) and a synchronous belt wheel II (24), a polished rod I (13) and a polished rod II (19) which are parallel to each other are arranged above the synchronous belt, two ends of the polished rod I (13) and the polished rod II (19) are fixed on a frame (2), a driving plate (14) is arranged between the polished rod I (13) and the polished rod II (19), a sliding sleeve I (16) and a sliding sleeve II (21) are respectively arranged on the polished rod I (13) and the polished rod II (19), the upper side and the lower side of one end of the driving plate (14) are respectively fixed with the sliding sleeve I (16) and the sliding sleeve II (21), the other end of the driving plate (14) is in sliding connection with the frame (2), the lower side of the sliding sleeve II (21) is fixed with the synchronous belt, and the driving plate (14) is connected with the double-twist steel collar plate (7) through a traction belt (29).
3. The glass fiber triple twisting frame according to claim 2, wherein: the synchronous belt is characterized in that a collision block (22) is fixed below the synchronous belt, a first sensor (20) and a second sensor (23) are respectively arranged on the inner sides of the first synchronous belt pulley (30) and the second synchronous belt pulley (24), the first sensor (20) and the second sensor (23) are connected with a PLC (programmable logic controller), and the PLC is connected with a servo motor.
4. The glass fiber triple twisting frame according to claim 1, wherein: the traction roller (4) is provided with two traction rollers (4), each traction roller (4) is fixedly provided with a traction rotating shaft (4-10), each traction rotating shaft (4-10) is installed on a traction roller shell (4-6) through a bearing, one end of each traction rotating shaft (4-10) is connected with a belt (4-2), a belt pulley I (4-3) and a belt pulley II (4-5) through a belt, one traction rotating shaft (4-10) is fixedly provided with a driven gear II (4-8), a traction motor is connected with a traction main shaft, each traction main shaft is provided with a plurality of driving gears, each driving gear is connected with the driven gear II (4-8) through a driven gear I (4-1), each driven gear I (4-1) is installed on the traction roller shell (4-6) through a bearing and a pin shaft (4-7), the upper end of each traction roller shell (4-6) is hinged on a frame (2), the other end of each cylinder is hinged with a cylinder, the other end of each cylinder is fixedly arranged on the frame (2), a guide hook (4-4) is fixedly arranged on the traction roller shell (4-6), and a guide wire hook (4-6) is fixedly arranged on the traction roller shell (4-6).
5. The glass fiber triple twisting frame according to claim 1, wherein: the double-twist broken yarn detector (5) is a photoelectric sensor, a supporting body (5-2) is arranged beside a first wire hook (5-3), one end of the supporting body (5-2) is rotatably mounted on a wire hook plate (9) through a pin shaft, a tensioning spring (5-1) is arranged at the lower part of the supporting body (5-2), one end of the tensioning spring (5-1) is fixed with the wire hook plate (9), the other end of the tensioning spring is fixed with the middle of the lower part of the supporting body (5-2), a U-shaped opening is formed in the end part of the other end of the supporting body (5-2), the first wire hook (5-3) is fixed at the middle of the inner side wall of the U-shaped opening, and the double-twist broken yarn detector (5) is mounted on two side walls of the U-shaped opening.
6. The glass fiber triple twisting frame according to claim 1, wherein: the primary twisting spindle (1) and the secondary twisting spindle (6) comprise a spindle disc main body (1-7), a positioning block (1-2) and a rotating shaft (1-1), the spindle disc main body (1-7) is fixedly arranged at the lower end of the rotating shaft (1-1), at least 2 positioning protrusions (1-5) are arranged on the upper end face of the spindle disc main body (1-7), the positioning block (1-2) is arranged on the rotating shaft (1-1) above the spindle disc main body (1-7), a spool (1-9) is sleeved on the periphery of the positioning block (1-2), a plurality of blind holes are formed in the periphery of the positioning block (1-2), spring pins (1-3) are arranged in the blind holes, and positioning clamping grooves (1-6) are formed in the bottoms of the spools (1-9).
7. The glass fiber triple twisting frame according to claim 6, wherein: the yarn tube is characterized in that at least two reinforcing rib plates (1-10) are arranged at the bottom of the yarn tube (1-9), a space is reserved at the position of each adjacent reinforcing rib plate (1-10), a positioning clamping groove (1-6) is formed at the space, the space is equal to the thickness of each positioning protrusion (1-5), two positioning blocks (1-2) are arranged on the upper portion of the rotating shaft (1-1) and the lower portion of the rotating shaft (1-1) respectively, the upper positioning blocks (1-2) are mounted on the rotating shaft (1-1) through fastening screws, and the lower positioning blocks (1-2) are mounted on the rotating shaft (1-1) in a threaded mode.
8. The glass fiber triple twisting frame of claim 7 wherein: the top of the spindle disk main body (1-7) is provided with an annular groove (1-8), the positioning bulge (1-5) is welded at the bottom of the annular groove (1-8), the positioning bulge (1-5) is of a trapezoid structure with the upper side shorter than the lower side, and the joint of the top surface, the side edge and the side surface of the positioning block (1-2) and the ground is respectively provided with a chamfer.
9. The glass fiber triple twisting frame according to claim 1, wherein: the novel double-twist yarn guide device is characterized in that 3 yarn guide wheels (10) are rotatably arranged on a frame (2) on one side of the primary twisting spindle (1) and the secondary twisting spindle (6), 3 strands of primary twisting glass fibers (1-4) are respectively arranged on the 3 yarn guide wheels (10), a plurality of L-shaped protective rods (11) are arranged between the yarn guide wheels (10) on two sides, one end of each L-shaped protective rod (11) is fixed on the frame (2), and the primary twisting glass fibers (1-4) are located above the other end of each L-shaped protective rod (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711375851.4A CN107938045B (en) | 2017-12-19 | 2017-12-19 | Glass fiber three-in-one doubling and twisting machine |
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| CN201711375851.4A CN107938045B (en) | 2017-12-19 | 2017-12-19 | Glass fiber three-in-one doubling and twisting machine |
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| CN107938045B true CN107938045B (en) | 2023-06-13 |
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| CN109402808B (en) * | 2018-12-31 | 2023-11-28 | 郑州登电玄武石纤有限公司 | Basalt fiber twisting device |
| CN109706563A (en) * | 2019-01-15 | 2019-05-03 | 绍兴华裕纺机有限公司 | The straight tube tube positioning structure of chemical fibre two-for-one twisting spindles |
| CN111424347B (en) * | 2020-03-30 | 2021-09-28 | 浙江凯成智能设备股份有限公司 | Primary and secondary twisting integrated machine |
| CN115506055B (en) * | 2022-07-26 | 2023-11-03 | 南通支云纺织工艺品有限公司 | Twisting machine for textile fabric production |
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| JP2006219770A (en) * | 2005-02-09 | 2006-08-24 | Nippon Electric Glass Co Ltd | Glass yarn-wound article, method for producing the same and glass cloth |
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