CN111573418A - Method for synchronously conveying, tensioning and adjusting multiple textile yarns - Google Patents
Method for synchronously conveying, tensioning and adjusting multiple textile yarns Download PDFInfo
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- CN111573418A CN111573418A CN202010428912.4A CN202010428912A CN111573418A CN 111573418 A CN111573418 A CN 111573418A CN 202010428912 A CN202010428912 A CN 202010428912A CN 111573418 A CN111573418 A CN 111573418A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
- B65H59/12—Stationary elements arranged to deflect material from straight path
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/40—Applications of tension indicators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/31—Textiles threads or artificial strands of filaments
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Abstract
The invention relates to a method for synchronously conveying, tensioning and adjusting multiple strands of textile yarns, which uses a yarn tensioning device, wherein the yarn tensioning device comprises a bottom plate, a top plate, a bottom tensioning mechanism and a top tensioning mechanism, and the specific method flow when the yarn tensioning device is adopted to synchronously tension and adjust the multiple strands of yarns is as follows: the device comprises a device adjusting mechanism, a yarn traction mechanism, a tension coarse adjusting mechanism, a tension fine adjusting mechanism and a yarn conveying mechanism, wherein the top tensioning mechanism comprises a top adjusting frame, a mounting rod, a connecting rod, a lifting plate, a lifting cylinder, a top tensioning ring and an adjusting branched chain. The top tensioning mechanism and the bottom tensioning mechanism are matched together to tension the yarn, so that the yarn can be kept in a tensioning state in the conveying process, the top tensioning mechanism is adjustable in vertical position, the height can be adjusted adaptively according to the tensioning degree of the yarn in the conveying process, and the tensioning force is adjusted.
Description
Technical Field
The invention relates to the field of spinning, in particular to a method for synchronously conveying, tensioning and adjusting multiple strands of textile yarns.
Background
The yarn is a textile, is processed into products with certain fineness by various textile fibers, is used for weaving, rope making, thread making, knitting, embroidery and the like, and is divided into staple fiber yarn, continuous filament yarn and the like. The yarn needs to be kept under tension during its transport for subsequent processing.
There are some problems in the process of tensioning a yarn using existing equipment: (1) in the yarn conveying process, the yarn tensioning degree is difficult to keep consistent, and in order to adjust the tensioning force in time, the tensioning force needs to be monitored manually or by a precise detection instrument, so that the operation cost is high; (2) the existing tensioning equipment is often used for adjusting the tensioning force at one time, and the adjustment amplitude is large at each time, so that the situation that the yarn is broken due to excessive stretching caused by excessive adjustment amplitude is easy to occur, and the rejection rate of the produced yarn is increased.
In order to solve the problems, the invention provides a method for synchronously conveying, tensioning and adjusting multiple strands of textile yarns.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a method for synchronously conveying, tensioning and adjusting multiple strands of textile yarns uses a yarn tensioning device, the yarn tensioning device comprises a bottom plate, a top plate, a bottom tensioning mechanism and a top tensioning mechanism, and the specific method flow when the yarn tensioning device is used for synchronously tensioning and adjusting the multiple strands of yarns is as follows:
s1, adjusting a device, namely performing adaptive adjustment on a bottom tensioning mechanism and a top tensioning mechanism according to the actual number of strands of the yarns;
s2, yarn traction: the yarns penetrate through the bottom tensioning mechanism and the top tensioning mechanism one by one, so that the yarns can be in a continuous fold line type structure;
s3, roughly adjusting the tension force, namely preliminarily adjusting the tension force of the top tension mechanism according to the tension degree and the material strength of the yarn;
s4, fine adjustment of tension force: finely adjusting the tension of the top tensioning mechanism according to the tension degree and material strength of the yarns;
s5, yarn conveying: synchronously conveying a plurality of strands of yarns by matching a yarn tensioning device with traction equipment;
the upper end of the bottom plate is provided with a bottom tensioning mechanism, the upper end of the bottom tensioning mechanism is provided with a top tensioning mechanism, the top tensioning mechanism is arranged on the top plate, and the top plate is sequentially provided with four sliding grooves from left to right;
the top tensioning mechanism comprises a top adjusting frame, mounting rods, connecting rods, a lifting plate, a lifting cylinder, a top tensioning ring and an adjusting branched chain, the lower end of a sliding groove formed in the top plate is sequentially provided with three mounting rods from front to back in a sliding fit mode, the left and right adjacent mounting rods are connected through the connecting rods, the middle parts of the mounting rods positioned on the left and right sides of the top plate are provided with adjusting holes, the top adjusting frame penetrates through the adjusting holes to be mounted at the lower end of the top plate, the upper ends of the mounting rods are connected with the lower end of the lifting plate, the lifting cylinder is mounted between the lifting plate and the top plate, the lower ends of the mounting rods are provided with the top tensioning ring, the adjusting branched chain is mounted between;
the mounting rod comprises a guide cylinder, a primary lifting rod, a positioning cylinder, a secondary lifting rod and a connecting cylinder, the guide cylinder is of a hollow cylinder structure with an upper opening and a lower opening, the guide cylinder is mounted in a sliding groove in a sliding fit manner, the primary lifting rod is mounted in the guide cylinder in a sliding fit manner, the lower end of the primary lifting rod is connected with the upper end of the positioning cylinder, the positioning cylinder is of a hollow cylinder structure with a lower opening, the middle part of the positioning cylinder positioned at the left side and the right side of the top plate is provided with a regulating hole penetrating forwards and backwards and a fixing screw hole penetrating leftwards and rightwards, the inner wall of the regulating hole is attached to the outer wall of the top regulating frame, the lower end of the positioning cylinder is provided with the secondary lifting rod in a sliding fit manner, a spring is connected between the secondary lifting rod and the positioning cylinder, the lower end of the secondary lifting, a square through groove is formed in the rear side of the connecting cylinder, and the opening in the lower end of the connecting cylinder corresponds to the position of a circular through hole formed in the top tensioning ring; the lifting cylinder drives the lifting plate to move up and down, so that the first-level lifting rod can be driven to move synchronously, the purpose of preliminarily adjusting the tension applied to the yarn by the top tensioning ring is achieved, the second-level lifting rod can be driven to move linearly up and down relative to the positioning cylinder by adjusting the branched chain, the purpose of finely adjusting the tension applied to the yarn by the top tensioning ring is achieved, and the yarn can be kept in a stable tensioning state in the conveying process.
The adjusting branched chain comprises a driving spring, a driving rod, a driving rack and a first transition gear, the driving rod is installed in the connecting cylinder in a sliding fit mode, the upper end of the driving rod is connected with the inner wall of the connecting cylinder through a driving spring, the lower end of the driving rod is of an arc surface structure, the driving rack is installed on the side wall of the driving rod, the rear side of the driving rack penetrates through the square through groove and is meshed with the front side of the first transition gear, the rear side of the first transition gear is meshed with the front side of the second transition gear, the front side of the second transition gear is meshed with the front side of the driven rack, the lower end of the driven rack is installed on the outer wall of the top tensioning ring, the upper end of the driven rack is installed in the limiting frame in a sliding fit mode, the limiting frame is installed at the lower end of the mounting frame, the mounting frame is installed on the side wall of the positioning cylinder, and the first transition; the driving spring can drive the driving rod to move linearly up and down according to the pressure received, when the driving rod drives the driving rack to move upwards, the tensioning degree of the representative yarn is weakened, and at the moment, under the transmission action of the first transition gear and the second transition gear, the driven rack can move upwards synchronously along with the driving rack, so that the top tensioning ring is driven to move upwards for a certain distance to tighten the yarn.
Preferably, the bottom tensioning mechanism comprises a bottom adjusting frame, supporting rods, a linkage rod and a bottom tensioning ring, three rows of supporting rods are sequentially arranged at the upper end of the bottom plate from left to right in a sliding fit mode, the supporting rods and the mounting rods are arranged in a staggered mode, the left and right adjacent supporting rods are connected through the linkage rod, adjusting round holes are formed in the middle of the supporting rods positioned at the left and right sides of the bottom plate, the bottom adjusting frame penetrates through the adjusting holes to be mounted at the upper end of the bottom plate, and the bottom tensioning ring is mounted;
preferably, the top tension ring comprises a main ring body, a bearing block and a bearing spring, the main ring body is installed at the lower end of the connecting cylinder, a circular through hole is formed in the upper end of the main ring body, the bearing block is installed on the inner wall of the lower end of the main ring body in a sliding fit mode, the upper end of the bearing block is of an arc surface structure, and the bearing spring is connected between the lower end of the bearing block and the inner wall of the main ring body; after passing the main ring body with the yarn, the yarn can produce decurrent pressure to the bearing piece, because the pressure that applies the bearing piece when the yarn is in the tensioning state is greater than the pressure that applies the bearing piece when the yarn is in the relaxation state, consequently bearing spring can drive bearing piece rebound one end distance after the yarn relaxes, and then promotes actuating lever rebound corresponding distance.
Preferably, the bottom tension ring comprises a main body, a pressing block and a butt joint rod, the main body is installed at the upper end of the support rod, the pressing block is installed on the inner wall of the lower end of the main body in a sliding fit mode, the pressing block is connected with the inner wall of the main body through the pressing block, and the upper end of the pressing block is in contact with the lower end of the butt joint rod in a sliding fit mode; the pressing block is pressed downwards, so that yarns can be placed in the gap between the pressing block and the butt joint rod, and then the pressing block is loosened, so that the upper end of the pressing block is tightly attached to the lower end of the butt joint rod, and the phenomenon of wire jumping of the yarns in the conveying process is prevented.
Preferably, the driving rack includes sliding block, dogtooth and receives the piece, and sliding block quantity is two, and two sliding blocks are installed on the actuating lever lateral wall through sliding fit mode bilateral symmetry, and the dogtooth is down evenly installed from last to the sliding block rear side, and the piece that receives is installed in the sliding block outside, receives the piece and is the right triangle structure, receives the piece right-angle side and is connected in the sliding block outside.
Preferably, the left side and the right side of the inner wall of the connecting cylinder are both provided with extrusion strips, the extrusion strips are approximately of an inverted right-angled trapezoidal structure, the inner sides of the extrusion strips are of an inclined plane structure, and the inner sides of the extrusion strips are connected with the inclined edges of the pressure blocks in a sliding fit manner; when the driving spring drives the driving rack to move downwards, the extrusion strip generates outward pulling force to the pressed block, the pressed block moves outwards, the distance between the two sliding blocks is increased, when the driving spring drives the driving rack to move upwards, the extrusion strip generates inward pushing force to the pressed block, the pressed block moves inwards, the distance between the two sliding blocks is reduced, when the distance between the convex teeth arranged on the two sliding blocks is larger than the thickness of the first transition gear, the driving rack cannot drive the first transition gear to rotate, otherwise, when the distance between the convex teeth arranged on the two sliding blocks is smaller than the thickness of the first transition gear, the driving rack can drive the first transition gear to rotate.
Preferably, the bottom tension ring main body and the top tension ring main ring body are identical in structure, the main ring body is of a character-shaped structure, a clamping column is arranged at the upper end of a notch of the main ring body, the top end of the clamping column is of a spherical structure, the top end of the clamping column is made of rubber, a stop block is arranged between the upper end and the lower end of the notch of the main ring body in a sliding fit mode, a clamping groove is formed in the upper end of the stop block, the clamping column is clamped in the clamping groove, and the width of; after putting into the main ring body with the yarn, alright promote the dog and upwards slide for the card post joint prevents that the yarn from deviating from in the main ring body at transportation process in the draw-in groove.
Preferably, the top adjusting frame and the bottom adjusting frame are identical in structure, the top adjusting frame comprises two mounting blocks, two locking columns and two positioning rods, the two mounting blocks are symmetrically mounted at the lower end of the top plate in a front-back manner in a sliding fit manner, the positioning rods are arranged between the two mounting blocks, the positioning rods are uniformly provided with positioning screw holes from front to back, the front ends and the back ends of the positioning rods are provided with locking screw holes, the locking columns are mounted in the locking screw holes in a threaded fit manner, and the upper ends of the locking columns are connected with the lower ends of the mounting blocks in a rotating manner; the position of installation pole and bracing piece can be adjusted according to actual need, and the back is unscrewed from the locating lever to the locking post, still can increase and decrease the quantity of installation pole and bracing piece according to actual need to later can carry out the tensioning to the yarn of corresponding thigh number and adjust.
Preferably, when the driving spring extends to the maximum length, the lower end of the driving rack is tightly attached to the inner wall of the lower end of the square through groove, and when the driving spring is compressed to the minimum length, the upper end of the driving rack is tightly attached to the inner wall of the upper end of the square through groove.
Preferably, when the driving racks are symmetrically arranged in the square through groove up and down, the distance between the convex teeth arranged on the two sliding blocks is just equal to the thickness of the first transition gear; when the driving rack is arranged in the square through groove in a vertically symmetrical manner, the tension degree of the yarn is proper, when the driving rack continues to move downwards from the current position, the compression block arranged on the sliding block is subjected to outward tensile force of the extrusion strip, so that the distance between the two sliding blocks is increased, and therefore, in the downward movement process of the driving rack, the convex teeth cannot be meshed with the first transition gear, and cannot drive the driven rack to move synchronously under the transmission action of the first transition gear and the second transition gear, otherwise, when the driving rack continues to move upwards from the current position, the compression block arranged on the sliding block is subjected to inward thrust of the extrusion strip, so that the distance between the two sliding blocks is reduced, and therefore, in the upward movement process of the driving rack, the convex teeth can be meshed with the first transition gear, so that the driven rack can be driven to move synchronously under the transmission action of the first transition gear and the second transition gear, when the intra-annular yarn of top tensioning is in the tensioning state promptly, the drive rack can not drive driven rack and carry out synchronous motion, when the intra-annular yarn of top tensioning is in slightly lax state, the drive rack can not drive driven rack and carry out synchronous motion, make the top tensioning ring can one section distance of rebound, until stretching the yarn to the tensioning state, realized according to the tensioning degree of yarn in time, automatically regulated's purpose top tensioning ring position, need not to carry out real-time supervision through the manual mode, also need not to adopt precision equipment to measure the tensioning degree of yarn.
The invention has the beneficial effects that:
1. the top tensioning mechanism and the bottom tensioning mechanism are matched together to tension the yarn, so that the yarn can be kept in a tensioning state in the conveying process, the top tensioning mechanism is adjustable in vertical position, the height can be adjusted adaptively according to the tensioning degree of the yarn in the conveying process, and the tensioning force is adjusted.
2. The top tensioning mechanism and the bottom tensioning mechanism can adjust the corresponding structure quantity and the front and back positions according to the number of the yarns to be conveyed, and can adjust the height of the top tensioning mechanism in a secondary mode so as to achieve the purpose of accurately controlling the tensioning force.
3. According to the adjusting branched chain, when the driving rack is driven by the driving rod to move upwards, the tensioning degree of yarn is reduced, at the moment, under the transmission action of the first transition gear and the second transition gear, the driven rack can synchronously move upwards along with the driving rack, so that the top tensioning ring is driven to move upwards for a certain distance to tension the yarn, the purpose of timely and automatically adjusting the position of the top tensioning ring according to the tensioning degree of the yarn is achieved, real-time monitoring through a manual mode is not needed, and the tensioning degree of the yarn is not needed to be measured through precise equipment.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a front view of the yarn tensioner of the present invention;
FIG. 3 is a top view of the invention between the top plate and the primary lift pins;
FIG. 4 is a right side view of the yarn tensioner of the present invention;
FIG. 5 is a cross-sectional view of the present invention between the drive rod, drive rack and connecting cylinder;
FIG. 6 is an enlarged view of the portion of FIG. 4 from the A direction;
FIG. 7 is an enlarged view of the invention taken from the line B of FIG. 4;
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a method for synchronously feeding, tensioning and adjusting multiple strands of textile yarns uses a yarn tensioning device, which comprises a bottom plate 1, a top plate 2, a bottom tensioning mechanism 3 and a top tensioning mechanism 4, and the specific method flow when the yarn tensioning device is used for synchronously tensioning and adjusting the multiple strands of yarns is as follows:
s1, adjusting a device, namely performing adaptive adjustment on a bottom tensioning mechanism 3 and a top tensioning mechanism 4 according to the actual number of strands of the yarns;
s2, yarn traction: the yarns penetrate through the bottom tensioning mechanism 3 and the top tensioning mechanism 4 one by one, so that the yarns can be in a continuous fold line type structure;
s3, roughly adjusting the tension force, namely preliminarily adjusting the tension force of the top tension mechanism 4 according to the tension degree and the material strength of the yarn;
s4, fine adjustment of tension force: finely adjusting the tension of the top tension mechanism 4 according to the tension degree and material strength of the yarn;
s5, yarn conveying: synchronously conveying a plurality of strands of yarns by matching a yarn tensioning device with traction equipment;
the upper end of the bottom plate 1 is provided with a bottom tensioning mechanism 3, the upper end of the bottom tensioning mechanism 3 is provided with a top tensioning mechanism 4, the top tensioning mechanism 4 is arranged on the top plate 2, and four sliding grooves are sequentially formed in the top plate 2 from left to right;
the bottom tensioning mechanism 3 comprises a bottom adjusting frame 31, supporting rods 32, a linkage rod 33 and a bottom tensioning ring 34, three rows of supporting rods 32 are sequentially installed at the upper end of the bottom plate 1 from left to right in a sliding fit mode, the supporting rods 32 and the installation rods 42 are arranged in a staggered mode, the left and right adjacent supporting rods 32 are connected through the linkage rod 33, adjusting circular holes are formed in the middles of the supporting rods 32 at the left and right sides of the bottom plate 1, the bottom adjusting frame 31 penetrates through the adjusting holes to be installed at the upper end of the bottom plate 1, and the bottom tensioning ring 34 is installed at the;
the bottom tension ring 34 comprises a main body 341, a pressing block 342, a pressing block 343 and a butt joint rod 344, wherein the main body 341 is installed at the upper end of the support rod 32, the pressing block 342 is installed on the inner wall of the lower end of the main body 341 in a sliding fit manner, the pressing block 342 is connected with the inner wall of the main body 341 through the pressing block 343, and the upper end of the pressing block 342 is in contact with the lower end of the butt joint rod 344 in a sliding fit manner; the pressing block 342 is pressed downwards, so that the yarns can be put in after a gap is formed between the pressing block 342 and the butt joint rod 344, and then the pressing block 342 is loosened, so that the upper end of the pressing block 342 is tightly attached to the lower end of the butt joint rod 344, and the phenomenon of wire jumping of the yarns in the conveying process is avoided.
The main body 341 of the bottom tension ring 34 is identical to the main ring body 461 of the top tension ring 46 in structure, the main ring body 461 is in a C-shaped structure, a clamping column 461a is arranged at the upper end of a gap of the main ring body 461, the top end of the clamping column 461a is in a spherical structure, the top end of the clamping column 461a is made of rubber, a stopper 461b is arranged between the upper end and the lower end of the gap of the main ring body 461 in a sliding fit manner, a clamping groove is formed in the upper end of the stopper 461b, the clamping column 461a is clamped in the clamping groove, and the width of; after putting into the main ring body 461 with the yarn, alright promote dog 461b and upwards slide for card post 461a joint prevents that the yarn from deviating from in the main ring body 461 in transportation.
The top tensioning mechanism 4 comprises a top adjusting frame 41, mounting rods 42, connecting rods 43, a lifting plate 44, a lifting cylinder 45, top tensioning rings 46 and adjusting branched chains 47, the lower ends of sliding grooves formed in the top plate 2 are sequentially provided with the three mounting rods 42 from front to back in a sliding fit mode, the left and right adjacent mounting rods 42 are connected through the connecting rods 43, the middle parts of the mounting rods 42 positioned on the left and right sides of the top plate 2 are provided with adjusting holes, the top adjusting frame 41 penetrates through the adjusting holes to be mounted at the lower end of the top plate 2, the upper ends of the mounting rods 42 are connected with the lower ends of the lifting plate 44, the lifting cylinder 45 is mounted between the lifting plate 44 and the top plate 2, the lower ends of the mounting rods 42 are provided with the top tensioning rings 46, the adjusting branched chains 47 are mounted between the top tensioning rings 46;
the top adjusting frame 41 and the bottom adjusting frame 31 have the same structure, the top adjusting frame 41 comprises two mounting blocks 411, two locking columns 412 and two positioning rods 413, the two mounting blocks 411 are symmetrically mounted at the lower end of the top plate 2 in a front-back manner in a sliding fit manner, the positioning rods 413 are arranged between the two mounting blocks 411, the positioning rods 413 are uniformly provided with positioning screw holes from front to back, the front ends and the back ends of the positioning rods 413 are provided with locking screw holes, the locking columns 412 are mounted in the locking screw holes in a threaded fit manner, and the upper ends of the locking columns 412 are connected with the lower ends of the mounting blocks 411 in a rotating manner; the positions of the mounting rod 42 and the supporting rod 32 can be adjusted according to actual requirements, and after the locking column 412 is unscrewed from the positioning rod 413, the number of the mounting rod 42 and the supporting rod 32 can be increased or decreased according to actual requirements, so that the corresponding number of yarns can be tensioned and adjusted.
The mounting rod 42 comprises a guide cylinder 421, a first-stage lifting rod 422, a positioning cylinder 423, a second-stage lifting rod 424 and a connecting cylinder 425, the guide cylinder 421 is a hollow cylinder structure with an upper opening and a lower opening, the guide cylinder 421 is mounted in a sliding groove in a sliding fit manner, the first-stage lifting rod 422 is mounted in the guide cylinder 421 in a sliding fit manner, the lower end of the first-stage lifting rod 422 is connected with the upper end of the positioning cylinder 423, the positioning cylinder 423 is a hollow cylinder structure with a lower opening, the middle parts of the positioning cylinders 423 on the left side and the right side of the top plate 2 are provided with adjusting holes penetrating from front to back and fixed screw holes penetrating from left to right, the inner walls of the adjusting holes are clung to the outer wall of the top adjusting frame 41, the lower end of the positioning cylinder 423 is provided with the second-stage lifting rod 424 in a sliding fit manner, a spring is connected between the second-stage lifting rod, the connecting cylinder 425 is of a hollow cylindrical structure with an opening at the lower end, a square through groove is formed in the rear side of the connecting cylinder 425, and the opening at the lower end of the connecting cylinder 425 corresponds to a circular through hole formed in the top tensioning ring 46; drive lifter plate 44 through lift cylinder 45 and reciprocate to can drive one-level lifter 422 and carry out synchronous motion, reach the tensile force that top tensioning ring 46 was applyed to the yarn and carry out preliminary adjustment's purpose, then can drive second grade lifter 424 relative positioning section of thick bamboo 423 through adjusting branched chain 47 and carry out linear motion from top to bottom, reach the tensile force that top tensioning ring 46 was applyed to the yarn and carry out fine adjustment's purpose, make the yarn can keep stable tensioning state in transportation process.
The top tension ring 46 comprises a main ring body 461, a bearing block 462 and a bearing spring 463, the main ring body 461 is installed at the lower end of the connecting cylinder 425, a circular through hole is formed in the upper end of the main ring body 461, the bearing block 462 is installed on the inner wall of the lower end of the main ring body 461 in a sliding fit mode, the upper end of the bearing block 462 is of an arc surface structure, and the bearing spring 463 is connected between the lower end of the bearing block 462 and the inner wall of the main ring body 461; after passing the yarn through main ring 461, the yarn can produce downward pressure to bearing block 462, because the pressure that exerts the bearing block 462 when the yarn is in the tensioning state is greater than the pressure that exerts the bearing block 462 when the yarn is in the relaxation state, so bearing spring 463 can drive bearing block 462 upward movement one end distance after the yarn relaxes, and then promote actuating lever 472 upward movement corresponding distance.
The adjusting branched chain 47 comprises a driving spring 471, a driving rod 472, a driving rack 473, a first transition gear 474, a second transition gear 475, a driven rack 476, a limiting frame 477 and a mounting frame 478, wherein the driving rod 472 is installed in the connecting cylinder 425 in a sliding fit manner, the upper end of the driving rod 472 is connected with the inner wall of the connecting cylinder 425 through the driving spring 471, the lower end of the driving rod 472 is of an arc surface structure, the driving rack 473 is installed on the side wall of the driving rod 472, the rear side of the driving rack 473 passes through the square through groove and is meshed with the front side of the first transition gear 474, the rear side of the first transition gear 474 is meshed with the front side of the second transition gear 475, the front side of the second transition gear 475 is meshed with the front side of the driven rack 476, the lower end of the driven rack 476 is installed on the outer wall of the top tension ring 46, the upper end of the driven rack 476 is installed, the mounting frame 478 is mounted on the side wall of the positioning cylinder 423, and the first transition gear 474 and the second transition gear 475 are both mounted on the side wall of the mounting frame 478 through bearings; the driving spring 471 can drive the driving rod 472 to move up and down linearly according to the pressure, when the driving rod 472 drives the driving rack 473 to move upwards, the tension degree of the yarn is weakened, and at the moment, under the transmission action of the first transition gear 474 and the second transition gear 475, the driven rack 476 can move upwards synchronously along with the driving rack 473, so that the top tension ring 46 is driven to move upwards for a certain distance to tension the yarn.
The driving rack 473 comprises two sliding blocks 4731, convex teeth 4732 and pressed blocks 4733, the two sliding blocks 4731 are arranged on the side wall of the driving rod 472 in a bilateral symmetry mode in a sliding fit mode, the convex teeth 4732 are uniformly arranged on the rear side of the sliding block 4731 from top to bottom, the pressed blocks 4733 are arranged on the outer side of the sliding block 4731, the pressed blocks 4733 are in right-angled triangle structures, and the right-angled edges of the pressed blocks 4733 are connected with the outer side of the sliding blocks 4731.
When the driving spring 471 is extended to the longest length, the lower end of the driving rack 473 is tightly attached to the inner wall of the lower end of the square through groove, and when the driving spring 471 is compressed to the shortest length, the upper end of the driving rack 473 is tightly attached to the inner wall of the upper end of the square through groove.
When the driving racks 473 are symmetrically arranged in the square through groove up and down, the distance between the convex teeth 4732 arranged on the two sliding blocks 4731 is exactly equal to the thickness of the first transition gear 474; when the driving rack 473 is symmetrically arranged up and down in the square through slot, the tension of the yarn is proper, when the driving rack 473 moves downwards from the current position, the pressure-receiving blocks 4733 mounted on the sliding blocks 4731 are pulled outwards by the extrusion strips 425a, so that the distance between the two sliding blocks 4731 increases, therefore, during the downward movement of the driving rack 473, the convex teeth 4732 cannot be engaged with the first transition gear 474, and cannot drive the driven rack 476 to synchronously move under the transmission action of the first transition gear 474 and the second transition gear 475, on the contrary, when the driving rack 473 moves upwards from the current position, the pressure-receiving blocks 4733 mounted on the sliding blocks 4731 are pushed inwards by the extrusion strips 425a, so that the distance between the two sliding blocks 4731 decreases, therefore, during the upward movement of the driving rack 473, the convex teeth 4732 can be engaged with the first transition gear 474, so that the driven rack 476 can be driven by the transmission action of the first transition gear 474 and the second transition gear 475 to further move Row synchronous motion, when the yarn in the top tensioning ring 46 is in the tensioning state promptly, drive rack 473 can not drive driven rack 476 and carry out synchronous motion, when the yarn in the top tensioning ring 46 is in slightly lax state, drive rack 473 can not drive driven rack 476 and carry out synchronous motion, make top tensioning ring 46 can one section distance of rebound, until stretching to the tensioning state with the yarn, realized that the tensioning degree according to the yarn carries out in time top tensioning ring 46 position, automatically regulated's purpose, need not to carry out real-time supervision through the manual mode, also need not to adopt precision equipment to measure the tensioning degree of yarn.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A textile yarn multistrand synchronous conveying tensioning adjusting method uses a yarn tensioning device which comprises a bottom plate (1), a top plate (2), a bottom tensioning mechanism (3) and a top tensioning mechanism (4), and is characterized in that: the specific method flow when the yarn tensioning device is adopted to synchronously tension and adjust the multi-strand yarns is as follows:
s1, device adjustment, namely performing adaptive adjustment on a bottom tensioning mechanism (3) and a top tensioning mechanism (4) according to the actual number of strands of the yarns;
s2, yarn traction: the yarns penetrate through the bottom tensioning mechanism (3) and the top tensioning mechanism (4) one by one, so that the yarns can be in a continuous broken line type structure;
s3, roughly adjusting the tension force, namely preliminarily adjusting the tension force of the top tension mechanism (4) according to the tension degree and the material strength of the yarn;
s4, fine adjustment of tension force: finely adjusting the tension of the top tension mechanism (4) according to the tension degree and the material strength of the yarns;
s5, yarn conveying: synchronously conveying a plurality of strands of yarns by matching a yarn tensioning device with traction equipment;
the upper end of the bottom plate (1) is provided with a bottom tensioning mechanism (3), the upper end of the bottom tensioning mechanism (3) is provided with a top tensioning mechanism (4), the top tensioning mechanism (4) is arranged on the top plate (2), and four sliding grooves are sequentially formed in the top plate (2) from left to right;
the top tensioning mechanism (4) comprises a top adjusting frame (41), mounting rods (42), connecting rods (43), lifting plates (44), lifting cylinders (45), top tensioning rings (46) and adjusting branched chains (47), the lower ends of sliding grooves formed in the top plate (2) are sequentially provided with three mounting rods (42) from front to back in a sliding fit mode, the left and right adjacent mounting rods (42) are connected through the connecting rods (43), the middle parts of the mounting rods (42) on the left and right sides of the top plate (2) are provided with adjusting holes, the top adjusting frame (41) penetrates through the adjusting holes to be mounted at the lower end of the top plate (2), the upper ends of the mounting rods (42) are connected with the lower ends of the lifting plates (44), the lifting cylinders (45) are mounted between the lifting plates (44) and the top plate (2), the top tensioning rings (46) are mounted at the lower ends of the mounting rods (42), the adjusting branched chains (47) are mounted between the top tensioning rings, and the upper end of the top tensioning ring (46) is provided with a circular through hole;
the mounting rod (42) comprises a guide cylinder (421), a first-stage lifting rod (422), a positioning cylinder (423), a second-stage lifting rod (424) and a connecting cylinder (425), the guide cylinder (421) is of a hollow cylinder structure with an upper opening and a lower opening, the guide cylinder (421) is mounted in a sliding groove in a sliding fit mode, the first-stage lifting rod (422) is mounted in the guide cylinder (421) in a sliding fit mode, the lower end of the first-stage lifting rod (422) is connected with the upper end of the positioning cylinder (423), the positioning cylinder (423) is of a hollow cylinder structure with an opening at the lower end, the middle parts of the positioning cylinders (423) on the left side and the right side of the top plate (2) are provided with adjusting holes which penetrate from front to back and fixing screw holes which penetrate from left to right, the inner walls of the adjusting holes are clung to the outer wall of the top adjusting frame (41), the lower end of the positioning cylinder (423) is provided with, the lower end of the secondary lifting rod (424) is connected with the upper end of a connecting cylinder (425), the lower end of the connecting cylinder (425) is connected with the upper end of a top tensioning ring (46), the connecting cylinder (425) is of a hollow cylindrical structure with an open lower end, a square through groove is formed in the rear side of the connecting cylinder (425), and the open lower end of the connecting cylinder (425) corresponds to a circular through hole formed in the top tensioning ring (46);
the adjusting branched chain (47) comprises a driving spring (471), a driving rod (472), a driving rack (473), a first transition gear (474), a second transition gear (475), a driven rack (476), a limiting frame (477) and an installation frame (478), wherein the driving rod (472) is installed in the connecting cylinder (425) in a sliding fit mode, the upper end of the driving rod (472) is connected with the inner wall of the connecting cylinder (425) through the driving spring (471), the lower end of the driving rod (472) is of an arc surface structure, the driving rack (473) is installed on the side wall of the driving rod (472), the rear side of the driving rack (473) penetrates through the square through groove and is meshed with the front side of the first transition gear (474), the rear side of the first transition gear (474) is meshed with the front side of the second transition gear (475), the front side of the second transition gear (475) is meshed with the front side of the driven rack (476), the lower end of the driven rack (476) is installed on the outer, driven rack (476) upper end is installed in spacing (477) through sliding fit, and spacing (477) are installed at mounting bracket (478) lower extreme, and mounting bracket (478) are installed on location section of thick bamboo (423) lateral wall, and a transition gear (474) all installs on mounting bracket (478) lateral wall through the bearing with No. two transition gear (475).
2. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 1, characterized in that: bottom straining device (3) are including bottom alignment jig (31), bracing piece (32), gangbar (33) and bottom tension ring (34), turn right from a left side and install three rows of bracing pieces (32) in proper order bottom plate (1) upper end through the sliding fit mode, bracing piece (32) and installation pole (42) staggered arrangement control and be connected through gangbar (33) between adjacent bracing piece (32), it has seted up the regulation round hole to be located bottom plate (1) left and right sides bracing piece (32) middle part, bottom alignment jig (31) pass the regulation hole and install in bottom plate (1) upper end, bottom tension ring (34) are installed to bracing piece (32) upper end.
3. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 1, characterized in that: top tensioning ring (46) include main ring body (461), bearing piece (462) and bearing spring (463), and main ring body (461) is installed at connecting cylinder (425) lower extreme, and circular through-hole has been seted up to main ring body (461) upper end, installs bearing piece (462) through sliding fit on the inner wall of main ring body (461) lower extreme, and bearing piece (462) upper end is the arc surface structure, is connected with bearing spring (463) between bearing piece (462) lower extreme and main ring body (461) inner wall.
4. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 2, characterized in that: bottom tensioning ring (34) include main part (341), suppression piece (342), suppression piece (343) and butt joint pole (344), and main part (341) are installed in bracing piece (32) upper end, install suppression piece (342) through sliding fit on the main part (341) lower extreme inner wall, are connected through suppression piece (343) between suppression piece (342) and main part (341) inner wall, and suppression piece (342) upper end contacts through sliding fit with butt joint pole (344) lower extreme.
5. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 1, characterized in that: drive rack (473) include sliding block (4731), dogtooth (4732) and receive piece (4733), sliding block (4731) quantity is two, install on actuating lever (472) lateral wall through sliding fit mode bilateral symmetry two sliding blocks (4731), sliding block (4731) rear side is from last down evenly installed dogtooth (4732), sliding block (4731) outside is installed and is received piece (4733), receive piece (4733) and be the right triangle structure, receive piece (4733) right-angle side and be connected with sliding block (4731) outside.
6. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 5, characterized in that: extrusion strips (425a) are installed on the left side and the right side of the inner wall of the connecting cylinder (425), the extrusion strips (425a) are approximately of an inverted right-angled trapezoid structure, the inner side of each extrusion strip (425a) is of an inclined surface structure, and the inner side of each extrusion strip (425a) is connected with the inclined edge of the compression block (4733) in a sliding fit mode.
7. The method for synchronously feeding and tensioning multiple strands of textile yarns as claimed in claim 4, wherein the method comprises the following steps: bottom tensioning ring (34) main part (341) are the same with top tensioning ring (46) main ring body (461) structure, main ring body (461) is C style of calligraphy structure, main ring body (461) breach upper end is provided with card post (461a), card post (461a) top is spherical structure, card post (461a) top is the rubber material, install dog (461b) through sliding fit mode between the upper and lower both ends of main ring body (461) breach, the draw-in groove has been seted up to dog (461b) upper end, card post (461a) joint is in the draw-in groove, the draw-in groove width is less than card post (461a) top diameter.
8. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 2, characterized in that: top alignment jig (41) are the same with bottom alignment jig (31) structure, top alignment jig (41) are including installation piece (411), locking post (412) and locating lever (413), installation piece (411) quantity is two, symmetrical installation is at roof (2) lower extreme around two installation pieces (411) are through sliding fit mode, locating lever (413) have been arranged between two installation pieces (411), evenly seted up the location screw on locating lever (413) in the past backward, the locking screw has all been seted up at both ends around locating lever (413), install locking post (412) through the screw-thread fit mode in the locking screw, locking post (412) upper end is connected with installation piece (411) lower extreme through the rotation mode.
9. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 6, characterized in that: when the driving spring (471) extends to the maximum length, the lower end of the driving rack (473) is tightly attached to the inner wall of the lower end of the square through groove, and when the driving spring (471) is compressed to the minimum length, the upper end of the driving rack (473) is tightly attached to the inner wall of the upper end of the square through groove.
10. The method for synchronously feeding and tensioning multiple strands of textile yarns according to claim 6, characterized in that: when the driving racks (473) are symmetrically arranged in the square through groove up and down, the distance between the convex teeth (4732) arranged on the two sliding blocks (4731) is equal to the thickness of the first transition gear (474).
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| CN113148766A (en) * | 2021-04-22 | 2021-07-23 | 许震 | Integrated system for tensioning, adjusting and conveying textile yarns |
| CN113800323A (en) * | 2021-09-23 | 2021-12-17 | 江苏德华纺织有限公司 | Intelligent incoming line soft clamping device and method for textile machine |
| CN114888104A (en) * | 2022-05-27 | 2022-08-12 | 江苏锦瑞金属制品有限公司 | Wire drawing machine with tension adjusting mechanism for metal material processing |
| CN115262070A (en) * | 2022-09-20 | 2022-11-01 | 宿迁华棉纺织有限公司 | Yarn guide equipment for textile processing |
| CN118579599A (en) * | 2024-08-06 | 2024-09-03 | 武汉御拓激光设备有限公司 | Cable positioning device and method for marine charging pile |
| CN118701874A (en) * | 2024-08-30 | 2024-09-27 | 盐城市纺织染整产业园实业开发有限公司 | Yarn tensioning adjustment structure for textile machinery |
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| CN113800323A (en) * | 2021-09-23 | 2021-12-17 | 江苏德华纺织有限公司 | Intelligent incoming line soft clamping device and method for textile machine |
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