CN113529322B - Drafting and shaping device for polyester knitted fabric - Google Patents

Drafting and shaping device for polyester knitted fabric Download PDF

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Publication number
CN113529322B
CN113529322B CN202110782193.0A CN202110782193A CN113529322B CN 113529322 B CN113529322 B CN 113529322B CN 202110782193 A CN202110782193 A CN 202110782193A CN 113529322 B CN113529322 B CN 113529322B
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fabric
feeding
reciprocating
drafting
gear
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CN113529322A (en
Inventor
沈春蕾
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Zhejiang Refulgence Textile Co ltd
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Zhejiang Refulgence Textile Co ltd
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C3/00Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics
    • D06C3/06Stretching, tentering or spreading textile fabrics; Producing elasticity in textile fabrics by rotary disc, roller, or like apparatus
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00Heating or cooling textile fabrics
    • D06C7/02Setting

Abstract

The invention discloses a drafting and shaping device for polyester knitted fabric, and belongs to the field of fabric production and processing mechanical equipment. According to the fabric processing support, the fabric feeding guide roller and the fabric discharging guide roller are sequentially and horizontally connected to the fabric processing support in a rotating mode, the fabric reciprocating rotating plate is arranged on the fabric processing support between the fabric feeding guide roller and the fabric discharging guide roller, a fabric drafting gear is coaxially and vertically fixedly arranged in the middle of the fabric reciprocating rotating plate along the side of the fabric processing support, a fabric drafting toothed plate at the output end of a fabric drafting cylinder is meshed with the fabric drafting gear coaxially fixed in the middle of the fabric reciprocating rotating plate, reciprocating drafting rotating rollers are symmetrically arranged at two sides of the fabric reciprocating rotating plate respectively, and the output end of a fabric pulling and transmitting machine is in transmission connection with a fabric pulling and transmitting guide roller through a fabric pulling and transmitting belt. The invention has reasonable structural design, can efficiently and stably carry out sectional drafting shaping processing in the process of conveying the knitted fabric, improves the production and processing automation degree of the knitted fabric, and meets the requirements of processing and use.

Description

Drafting and shaping device for polyester knitted fabric
Technical Field
The invention belongs to the field of fabric production and processing mechanical equipment, and particularly relates to a drafting and shaping device for polyester knitted fabric.
Background
The knitted fabric is a fabric formed by knitting yarns with knitting needles to form loops and mutually stringing the loops, and is different from the woven fabric in the form of the yarns in the fabric. The knitted fabric is widely applied to products such as clothing fabric and lining, home textile and the like, is loved by wide consumers, has better elasticity, is moisture-absorbing, breathable, comfortable and warm-keeping, is the most widely used fabric for clothing, is mainly made of natural fibers such as cotton and hemp wool, and also has chemical fibers such as nylon, acrylic fiber, polyester and the like, has rich structure change, various varieties and special appearance, is widely used for underwear, T-shirts and the like in the past, and has greatly improved application performance along with development of the knitting industry and birth of a novel finishing process, and is almost suitable for all kinds of clothing. Along with the development of the market and the continuous improvement of living standard, the requirements of people on the knitted fabric are higher and higher, so that the knitted fabric is required to be attractive and warm, soft and comfortable in hand feeling and excellent in stretching elasticity. The prior knitted fabric has poor dimensional stability, particularly, the knitted fabric manufactured by adopting polyester fiber weaving processing is easy to deform after being used for a certain period, and the knitted fabric is easy to deform, so that the knitted fabric is required to be drawn and shaped after being woven and molded by the polyester fiber in the production and processing process of the knitted fabric, the knitted fabric has a relatively stable form, and is not easy to deform during long-period use, and a stable breathable and warm-keeping effect is achieved. The existing knitted fabric is difficult to realize continuous and stable drafting and shaping in the conveying process of the knitted fabric in the production and processing process, the existing knitted fabric drafting equipment is complex in structure and troublesome to operate, the efficiency of the knitted fabric drafting and shaping processing is difficult to realize, the fabric cannot be subjected to sectional, stable and orderly drafting and shaping processing in the continuous conveying process in the knitted fabric drafting process, the accurate and effective drafting and processing of the knitted fabric are difficult to realize, insufficient or excessive drafting of the knitted fabric is easy to be caused, the production and processing quality of the knitted fabric is difficult to be ensured, and the requirement of large-scale continuous production of the knitted fabric cannot be met.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art and provide the drafting and shaping device for the terylene knitting fabric, which has reasonable structural design, can efficiently and stably carry out sectional drafting and shaping processing in the knitting fabric conveying process, improves the production and processing automation degree of the knitting fabric and meets the processing and use requirements.
In order to solve the technical problems, the invention adopts the following technical scheme: a draft setting device for dacron knitting surface fabric, its characterized in that: the drafting and shaping device for the polyester knitted fabric comprises a fabric processing bracket, a fabric feeding guide roller, a fabric discharging guide roller, a fabric reciprocating rotating plate, a reciprocating drafting rotating roller, a fabric pulling guide roller and a fabric pulling motor, wherein the fabric feeding guide roller and the fabric discharging guide roller are sequentially and horizontally rotated and connected to the fabric processing bracket along the conveying direction of the knitted fabric, the fabric reciprocating rotating plate is arranged on the fabric processing bracket between the fabric feeding guide roller and the fabric discharging guide roller, a fabric feeding press roller is horizontally rotated and connected on the fabric processing bracket on the upper side of the fabric feeding guide roller, the fabric feeding guide roller and the fabric feeding press roller are mutually parallel and tightly attached, the fabric feeding guide roller is coaxially and vertically fixedly provided with a fabric feeding gear along the side of the fabric processing bracket, the fabric feeding press roller is coaxially and vertically fixedly provided with a front pressing gear along the side of the fabric processing bracket, the fabric feeding gear and the front pressing gear have the same size structure, a feeding upper gear and a feeding lower gear which are in meshed connection are sequentially and vertically connected on a fabric processing support at one side of the middle part of the fabric feeding gear and the front pressing gear in a rotating manner from top to bottom, the feeding upper gear and the front pressing gear are in meshed connection, the feeding lower gear is in meshed connection with the fabric feeding gear, a feeding positioning swing rod is arranged on the fabric processing support at one side above the fabric feeding press roller, the feeding positioning swing rod is in an L-shaped structure, the corner of the feeding positioning swing rod is rotationally connected with the fabric processing support, a feeding positioning toothed plate matched with the front pressing gear is arranged at the lower side of the front pressing gear end, a feeding positioning tension spring is arranged between the feeding positioning swing rod and the fabric processing support, a feeding bearing pushing baffle is fixedly arranged at the feeding positioning swing rod along the fabric reciprocating plate end, the feeding supporting baffle plate and the feeding positioning swing rod are integrally formed, the fabric discharging press roller is horizontally and rotatably connected to the fabric processing support on the upper side of the fabric discharging guide roller, the fabric discharging guide roller and the fabric discharging press roller are mutually parallel and are in compaction fit, the fabric discharging guide roller is coaxially and vertically fixedly provided with a fabric discharging gear along the side of the fabric processing support, the fabric discharging press roller is coaxially and vertically fixedly provided with a rear compaction gear along the side of the fabric processing support, the fabric discharging gear and the rear compaction gear have the same size structure, the fabric processing support on one side of the middle of the fabric discharging gear and the rear compaction gear is sequentially and vertically rotatably connected with a discharging upper gear and a discharging lower gear which are in meshed connection from top to bottom, the discharging upper gear and the rear compaction gear are in meshed connection, the discharging lower gear and the fabric discharging gear are in meshed connection, a discharge positioning swing rod is arranged on a fabric processing support at one side below the fabric discharge guide roller, the discharge positioning swing rod is of an L-shaped structure, the corner of the discharge positioning swing rod is rotationally connected with the fabric processing support, a discharge positioning toothed plate matched with a fabric discharge gear is arranged at the upper side of the discharge positioning swing rod along the fabric discharge gear end, a discharge positioning tension spring is arranged between the discharge positioning swing rod and the fabric processing support, a discharge thrust baffle is fixedly arranged at the discharge positioning swing rod along the fabric reciprocating plate end, the discharge thrust baffle and the discharge positioning swing rod are integrally formed, the middle part of the fabric reciprocating plate is rotationally connected with the fabric processing support, a fabric drafting gear is coaxially and vertically fixedly arranged at the middle part of the fabric reciprocating plate along the fabric processing support, a toothed plate reciprocating support is fixedly arranged on the fabric processing support at one side of the fabric drafting gear, the toothed plate reciprocating support is internally and slidably provided with a fabric drafting toothed plate which is meshed with a fabric drafting gear, one side end part of the toothed plate reciprocating support is fixedly provided with a fabric drafting cylinder, the output end of the fabric drafting cylinder is fixedly connected with the end part of the fabric drafting toothed plate, two sides of the fabric reciprocating rotating plate are respectively symmetrically provided with a drafting reciprocating guide groove, two sides of the fabric reciprocating rotating plate are respectively provided with a drafting reciprocating guide plate, the drafting reciprocating guide plates are slidably arranged in the drafting reciprocating guide grooves, a reciprocating drafting roller is horizontally and rotatably connected with the drafting reciprocating guide plates, a spring installation guide rod is fixedly arranged in the drafting reciprocating guide grooves, the spring installation guide rod is parallel to the length direction of the fabric reciprocating rotating plate, the drafting reciprocating guide plate is slidably arranged on the spring installation guide rod at the outer side of the drafting reciprocating guide plate, a guide plate pushing spring is sleeved on the spring installation guide rod, the drafting reciprocating guide plate is vertically and rotatably connected with a roller conveying guide wheel along the side of the fabric processing support, an elliptical arc plate is fixedly arranged on the fabric processing brackets at two sides of the fabric drafting gear along the rotating direction of the fabric reciprocating rotating plate, a rotating roller transferring guide wheel rolls along the surface of the elliptical arc plate, swing rod rotating push plates are fixedly arranged at the end parts of the two sides of the fabric reciprocating rotating plate respectively, a material pulling starting switch and a drafting limit switch are arranged on the fabric processing brackets at two sides of the fabric reciprocating rotating plate along the rotating direction respectively, a front material storage cylinder is vertically and fixedly arranged on the fabric processing brackets at the lower sides of the middle parts of the fabric reciprocating rotating plate and the fabric feeding guide rollers, a front lifting bracket is horizontally and fixedly arranged at the output end of the front material storage cylinder, a front material storage rotating roller is horizontally connected on the front lifting bracket in a rotating manner, a rear material storage cylinder is vertically and fixedly arranged on the fabric processing brackets at the upper sides of the middle parts of the fabric reciprocating rotating plate and the fabric discharging guide rollers, the fabric pulling and conveying device comprises a fabric pulling and conveying support, a fabric pulling and conveying press roller, a fabric pulling and conveying belt, a fabric conveying belt and a fabric conveying belt.
Further, the end parts of the swing rod rotating pushing plates at the two sides of the fabric reciprocating rotating plate are rotatably connected with swing rod pushing rollers.
Further, draw the fixed surface fabric processing support that sets up in surface fabric reciprocal rotating plate edge surface fabric ejection of compact deflector roll end upside of material start-up switch, the draft limit switch activity sets up in the surface fabric processing support of surface fabric reciprocal rotating plate edge surface fabric ejection of compact deflector roll end downside, is provided with the arc on the surface fabric processing support in oval arc outside and adjusts the guide slot, and the draft limit switch activity sets up in the arc and adjusts the guide slot, is provided with between draft limit switch and the arc and adjusts the guide slot and adjust the locking bolt.
Further, the front storage cylinder and the rear storage cylinder on two sides of the fabric reciprocating rotating plate are driven in parallel by the same air source.
Further, a fabric compression spring is arranged between the upper side of the pressing lifting guide plates at the two ends of the fabric pulling and conveying press roller and the fabric pulling and conveying support.
Further, the outer side surface of the fabric pulling and conveying guide roller is provided with a fabric pulling and conveying adhesive layer in a laminating mode.
Further, the fabric pulling and conveying motor is a servo motor.
Compared with the prior art, the invention has the following advantages and effects: the invention has reasonable structural design, the fabric reciprocating rotating plate is arranged on the fabric processing bracket between the fabric feeding guide roller and the fabric discharging guide roller, the two ends of the fabric reciprocating rotating plate are respectively and symmetrically provided with the reciprocating drafting rotating rollers, so that the fabric is driven to synchronously swing in the same direction by the fabric reciprocating rotating plate in the process of sequentially conveying along the fabric feeding guide roller and the fabric discharging guide roller, the drafting processing of the knitted fabric can be efficiently and stably realized, the fabric feeding guide roller and the fabric feeding press roller are mutually parallel and tightly attached, the feeding upper gear and the front compaction gear coaxially fixed by the fabric feeding press roller are in meshed connection, the feeding lower gear and the fabric feeding gear coaxially fixed by the fabric feeding guide roller are in meshed connection, the feeding upper gear and the feeding lower gear are mutually in meshed connection, the fabric feeding guide roller and the fabric feeding press roller can synchronously rotate in opposite directions to realize the conveying and guiding of the knitted fabric, a feeding positioning toothed plate matched with the front pressing gear is arranged on the lower side of the front pressing gear end through a feeding positioning oscillating bar, a feeding positioning tension spring is arranged between the feeding positioning oscillating bar and the fabric processing bracket, a feeding supporting baffle is fixedly arranged on the feeding positioning oscillating bar along the fabric reciprocating plate end, the feeding positioning oscillating bar is pulled clockwise by the feeding positioning tension spring, the feeding positioning toothed plate at the end of the feeding positioning oscillating bar is meshed and connected with the front pressing gear, the fabric feeding guide roller and the fabric feeding press roller can be stably in a static state, when the fabric reciprocating plate pushes the feeding supporting baffle in the swinging process, the feeding positioning oscillating bar swings anticlockwise, the feeding positioning toothed plate is disconnected with the front pressing gear, the fabric feeding guide roller and the fabric feeding press roller can conveniently and smoothly rotate to drive the knitted fabric to convey and guide materials, the fabric feeding guide roller and the fabric feeding press roller are mutually parallel and are in compaction fit, the upper discharging gear and the fabric feeding press roller are coaxially fixed, the lower discharging gear and the fabric discharging guide roller are coaxially fixed, the fabric discharging gear is in engagement connection, the upper discharging gear and the lower discharging gear are in engagement connection, the fabric feeding guide roller and the fabric feeding press roller can synchronously rotate in opposite directions to realize the conveying and guiding of the knitted fabric, an ejection positioning toothed plate matched with the fabric discharging gear is arranged along the upper side of the fabric discharging gear end through an ejection positioning swing rod, an ejection positioning tension spring is arranged between the ejection positioning swing rod and a fabric processing support, an ejection bearing baffle is fixedly arranged along the fabric reciprocating rotary plate end, the ejection positioning swing rod is in traction in a clockwise direction by the ejection positioning tension spring, when the fabric reciprocating rotary plate pushes the fabric feeding guide roller and the fabric feeding press roller to synchronously rotate in opposite directions, the fabric feeding positioning toothed plate pushes the ejection positioning toothed plate to generate counter-clockwise, the fabric is in contact with the fabric reciprocating rotary plate, the fabric is smoothly driven by the fabric reciprocating rotary guide roller, the fabric is in contact with the fabric reciprocating rotary cylinder, the fabric is smoothly drafted by the fabric reciprocating rotary guide roller, and the fabric is in contact with the fabric reciprocating rotary guide roller, the fabric is smoothly rotates along the fabric, and the fabric reciprocating toothed plate, and the fabric is smoothly rotates along the fabric, and the fabric reciprocating guide roller by the fabric, and the fabric is in a middle, and the fabric is smoothly rotates and rotates along the fabric reciprocating guide roller and rotates by the roller and the fabric roller smoothly, and rotates by the roller and rotates in the roller and rotates by the roller and the roller smoothly. The fabric reciprocating rotating plate can continuously, efficiently and stably swing in a reciprocating manner, the drafting reciprocating guide grooves on two sides of the fabric reciprocating rotating plate are respectively provided with a drafting reciprocating guide plate in a sliding manner, the reciprocating drafting rotating rollers are horizontally connected with the drafting reciprocating guide plates in a rotating manner, so that the reciprocating swing of the fabric reciprocating rotating plate can drive the reciprocating drafting rotating rollers on two sides to synchronously move, the reciprocating drafting rotating rollers can carry out drafting shaping on knitted fabrics in the moving process, the drafting reciprocating guide plates are arranged on spring mounting guide rods in a sliding manner, guide plate pushing springs are sleeved on the spring mounting guide rods on the outer sides of the drafting reciprocating guide plates, the drafting reciprocating guide plates are vertically connected with rotating roller conveying guide wheels along the fabric processing support sides of the fabric drafting gears in a rotating direction of the fabric reciprocating rotating plate respectively fixedly provided with elliptical arc plates, the roller transfer guide wheel rolls along the surface of the elliptical arc plate, so that the fabric reciprocating rotary plate can move along the circular arc direction under the drive of the fabric reciprocating rotary plate in the reciprocating swing process, meanwhile, the roller transfer guide wheel can be utilized to roll along the surface of the elliptical arc plate, the reciprocating rotary roller can move along the spring mounting guide rod in the moving process, the drafting efficiency and quality of the knitted fabric can be effectively improved, the swing rod rotary push plates are fixedly arranged at the two side ends of the fabric reciprocating rotary plate respectively, the fabric feeding guide roller and the fabric feeding compression roller are bonded and compressed and are in a static state in the anticlockwise swing process, the fabric discharging guide roller and the fabric discharging compression roller are bonded and compressed and are in a static state, the knitted fabric between the fabric feeding guide roller and the fabric discharging guide roller does not generate translational transmission, the anticlockwise rotation of the fabric reciprocating rotating plate can drive the knitted fabric to be efficiently and stably drawn and shaped, when the fabric reciprocating rotating plate resets and swings clockwise to a horizontal position, the swing rod rotating pushing plates at the two ends of the fabric reciprocating rotating plate are utilized to respectively push the feeding positioning swing rods and the discharging positioning swing rods at the two sides to swing anticlockwise, so that the fabric feeding guide roller and the fabric discharging guide roller can respectively and smoothly rotate to drive the knitted fabric to convey and guide materials, the swing rod rotating pushing plate ends at the two sides of the fabric reciprocating rotating plate are utilized to rotate and are connected with swing rod pushing rollers, so that the swing rod rotating pushing plate can be smoother and more convenient when pushing the feeding positioning swing rods and the discharging positioning swing rods, the front material storing rotating roller is horizontally rotated and connected on the front lifting support at the output end of the front material storing cylinder, the rear material storing rotating roller is horizontally rotated and connected on the rear lifting support at the output end of the rear material storing cylinder, when the fabric reciprocating rotating plate finishes drafting processing on the knitted fabric, the front storage rotating roller is driven by the front storage air cylinder to vertically move downwards, the rear storage rotating roller is driven by the rear storage air cylinder to vertically move upwards, the knitted fabric after drafting processing between the fabric feeding guide roller and the fabric discharging guide roller can be efficiently and stably stored, the knitted fabric is always in a compact and orderly state, deflection and deflection skew caused by loosening and scattering of the knitted fabric are avoided, the fabric processing brackets on two sides of the fabric reciprocating rotating plate along the rotating direction are respectively provided with a material pulling starting switch and a drafting limit switch, the reciprocating swing of the fabric reciprocating rotating plate can be limited, when the fabric reciprocating rotating plate clockwise swings and the material pulling starting switch are in touch sensing, the fabric pulling and transmitting machine is started to drive the knitted fabric to horizontally pull and transmit, meanwhile, the front storage cylinder drives the front storage rotary roller to vertically move upwards, the rear storage cylinder drives the rear storage rotary roller to vertically move downwards, the knitted fabric after drafting processing between the fabric feeding guide roller and the fabric discharging guide roller can be efficiently and stably conveyed to a subsequent process, when the fabric reciprocating rotary plate swings anticlockwise and is separated from contact with the pulling starting switch, the fabric pulling motor stops pulling and guiding the knitted fabric, the anticlockwise swing amplitude of the fabric reciprocating rotary plate can be limited by utilizing the drafting limiting switch, the efficient and accurate drafting shaping processing of the knitted fabric can be realized, when the fabric reciprocating rotary plate swings clockwise and is separated from contact with the drafting limiting switch, the front storage cylinder drives the front storage rotary roller to vertically move downwards and the rear storage cylinder drives the rear storage rotary roller to vertically move upwards, the knitted fabric after drafting processing is stored, the front material storage cylinder and the rear material storage cylinder on two sides of the fabric reciprocating rotating plate are driven in parallel by the same air source, so that the front material discharge rotating roller and the rear material storage rotating roller can always and synchronously move up and down in opposite directions, the drafting limit switch is movably arranged on the fabric processing bracket of the fabric reciprocating rotating plate along the lower side of the fabric discharge guide roller end, the drafting limit switch is movably arranged on the arc-shaped adjusting guide groove, an adjusting locking bolt is arranged between the drafting limit switch and the arc-shaped adjusting guide groove, the drafting limit switch can be adjusted and locked and fixed along the arc-shaped adjusting guide groove, the proper drafting amplitude can be efficiently and accurately selected according to the type specification of the knitted fabric, the accuracy of the drafting and shaping processing of the knitted fabric is improved, the knitted fabric can be fully and completely drafted, the fabric pulling and feeding compression roller and the fabric pulling and feeding guide roller are horizontally arranged on the fabric pulling and feeding bracket in sequence from top to bottom, the fabric pulling and feeding machine comprises a fabric pulling and feeding machine, a fabric pulling and feeding roller, a fabric pulling and feeding machine, a fabric pulling and feeding belt, a fabric pulling and feeding roller, a fabric pulling and feeding machine and a fabric pulling and feeding guide roller.
Drawings
Fig. 1 is a schematic diagram of the front view structure of the present invention.
Fig. 2 is a schematic drawing showing a front view of the drafting system of the present invention.
Fig. 3 is a schematic front view of the fabric reciprocatory panel and its related structure of the present invention.
Fig. 4 is a schematic top view of the fabric shuttle plate and its related structure of the present invention.
Fig. 5 is an enlarged schematic view of the front view at a of the present invention.
In the figure: 1. the fabric processing, 2, the fabric feeding and guiding roller, 3, the fabric feeding and guiding roller, 4, the fabric reciprocating rotary plate, 5, the back drawing rotary roller, 23, the fabric pulling and guiding roller, 7, the fabric pulling and guiding motor, 8, the fabric feeding and guiding roller, 9, the fabric feeding and guiding gear, 10, the front compacting gear, 11, the feeding upper gear, 12, the feeding lower gear, 13, the feeding positioning swing rod, 14, the feeding positioning toothed plate, 15, the feeding positioning tension spring, 16, the feeding push rod, 17, the fabric discharging and guiding roller, 18, 19, the rear compacting gear, 20, the upper gear, 21, the lower gear, 22, the discharging positioning swing rod, 23, the discharging positioning toothed plate, 24, the discharging positioning tension spring, 25, the material pushing baffle, 26, the fabric pulling and guiding roller, 27, the toothed plate, 29, the fabric drawing cylinder, 30, the reciprocating guide groove, 31, the reciprocating guide rod, 32, the spring mounting guide rod, 33, 34, the roller guide roller, 35, the elliptic arc-shaped plate, 36, 37, 38, the front compacting and the material pulling and guiding roller, 48, the front compacting and the back drawing guide roller, 48, the front compacting and the fabric guiding roller, the back driving guide, the front compacting and the upper roller, the front compacting and the back drawing guide roller, the front and the back roller, and the back driving guide, and the front and the back driving roller, and the front and the back roller. 54. And (5) pulling and conveying the adhesive layer by the fabric.
Detailed Description
For further description of the present invention, the following examples are illustrative of the present invention and the present invention is not limited to the following examples.
As shown in fig. 1, 2, 3, 4 and 5, the drafting and shaping device for the polyester knitted fabric comprises a fabric processing bracket 1, a fabric feeding guide roller 2, a fabric discharging guide roller 3, a fabric reciprocating plate 4, a reciprocating drafting roller 5, a fabric pulling guide roller 6 and a fabric pulling motor 7, wherein the fabric feeding guide roller 2 and the fabric discharging guide roller 3 are sequentially and horizontally connected with the fabric processing bracket 1 in a rotating manner along the conveying direction of the knitted fabric, the fabric reciprocating plate 4 is arranged on the fabric processing bracket 1 between the fabric feeding guide roller 2 and the fabric discharging guide roller 3, the fabric feeding press roller 8 is horizontally connected on the fabric processing bracket 1 at the upper side of the fabric feeding guide roller 2 in a rotating manner, the fabric feeding guide roller 2 and the fabric feeding press roller 8 are mutually parallel and are in compaction and lamination arrangement, the fabric feeding guide roller 2 is coaxially and vertically fixedly provided with a fabric feeding gear 9 along the side of the fabric processing support 1, the fabric feeding press roller 8 is coaxially and vertically fixedly provided with a front pressing gear 10 along the side of the fabric processing support 1, the fabric feeding gear 9 and the front pressing gear 10 have the same size structure, the fabric processing support 1 on the middle side of the fabric feeding gear 9 and the front pressing gear 10 is sequentially and vertically connected with a feeding upper gear 11 and a feeding lower gear 12 which are in meshed connection from top to bottom in a rotating manner, the feeding upper gear 11 is in meshed connection with the front pressing gear 10, the feeding lower gear 12 is in meshed connection with the fabric feeding gear 9, the fabric processing support 1 on the side above the fabric feeding press roller 8 is provided with a feeding positioning swing rod 13, the feeding positioning swing rod 13 is of an L-shaped structure, the corner of the feeding positioning swing rod 13 is rotationally connected with the fabric processing support 1, a feeding positioning swing rod 13 is provided with a feeding positioning toothed plate 14 which is matched with the front pressing gear 10 along the lower side of the end of the front pressing gear 10, a feeding positioning tension spring 15 is arranged between the feeding positioning swing rod 13 and the fabric processing bracket 1, a feeding supporting baffle 16 is fixedly arranged at the end of the feeding positioning swing rod 13 along the fabric reciprocating plate 4, the feeding supporting baffle 16 and the feeding positioning swing rod 13 are integrally formed, the fabric processing bracket 1 at the upper side of the fabric discharging guide roller 3 is horizontally and rotatably connected with a fabric discharging press roller 17, the fabric discharging guide roller 3 and the fabric discharging press roller 17 are mutually parallel and are in pressing fit, the fabric discharging guide roller 3 is coaxially and vertically fixedly provided with a fabric discharging gear 18 along the side of the fabric processing bracket 1, the fabric discharging press roller 17 is coaxially and vertically fixedly provided with a rear pressing gear 19 along the side of the fabric processing bracket 1, the fabric discharging gear 18 and the rear pressing gear 19 have the same size structure, a discharging upper gear 20 and a discharging lower gear 21 which are mutually meshed are sequentially and vertically connected on the fabric processing support 1 on one side of the middle part of the fabric discharging gear 18 and the rear pressing gear 19 in a rotating manner from top to bottom, the discharging upper gear 20 is in meshed connection with the rear pressing gear 19, the discharging lower gear 21 is in meshed connection with the fabric discharging gear 18, a discharging positioning swing rod 22 is arranged on the fabric processing support 1 on one side below the fabric discharging guide roller 3, the discharging positioning swing rod 22 is of an L-shaped structure, the corner of the discharging positioning swing rod 22 is rotationally connected with the fabric processing support 1, a discharging positioning toothed plate 23 which is matched with the fabric discharging gear 18 is arranged on the upper side of the end of the fabric discharging gear 18 along the fabric discharging positioning swing rod 22, a discharging positioning tension spring 24 is arranged between the discharging positioning swing rod 22 and the fabric processing support 1, the discharging positioning swing rod 22 is fixedly provided with a discharging push-supporting baffle plate 25 along the end of the fabric reciprocating rotating plate 4, the discharging push-supporting baffle plate 25 and the discharging positioning swing rod 22 are integrally formed and arranged, the middle part of the fabric reciprocating rotating plate 4 is rotatably connected with a fabric processing bracket 1, the middle part of the fabric reciprocating rotating plate 4 is coaxially and vertically fixedly provided with a fabric drafting gear 26 along the side of the fabric processing bracket 1, the fabric processing bracket 1 on one side of the fabric drafting gear 26 is fixedly provided with a toothed plate reciprocating bracket 27, the toothed plate reciprocating bracket 27 is internally and slidably provided with a fabric drafting toothed plate 28 meshed with the fabric drafting gear 26, one side end part of the toothed plate reciprocating bracket 27 is fixedly provided with a fabric drafting cylinder 29, the output end of the fabric drafting cylinder 29 is fixedly connected with the end part of the fabric drafting toothed plate 28, two sides of the fabric reciprocating rotating plate 4 are respectively symmetrically provided with a drafting reciprocating guide groove 30, the two sides of the fabric reciprocating rotating plate 4 are respectively provided with a draft reciprocating guide plate 31, the draft reciprocating guide plates 31 are arranged in a sliding manner in a draft reciprocating guide groove 30, a reciprocating draft rotating roller 5 is horizontally and rotatably connected with the draft reciprocating guide plate 31, a spring mounting guide rod 32 is fixedly arranged in the draft reciprocating guide groove 30, the spring mounting guide rod 32 is parallel to the length direction of the fabric reciprocating rotating plate 4, the draft reciprocating guide plate 31 is arranged in the spring mounting guide rod 32 in a sliding manner, a guide plate pushing spring 33 is sleeved on the spring mounting guide rod 32 at the outer side of the draft reciprocating guide plate 31, the draft reciprocating guide plate 31 is vertically and rotatably connected with a roller transferring guide wheel 34 along the side of the fabric processing bracket 1, oval arc plates 35 are respectively and fixedly arranged on the fabric processing brackets 1 at the two sides of the fabric drafting gear 26 along the rotating direction of the fabric reciprocating rotating plate 4, the roller transferring guide wheel 34 rolls along the surface of the oval arc plates 35, the fabric reciprocating plate 4 is fixedly provided with swing rod rotating push plates 36 at two side ends respectively, fabric processing supports 1 at two sides of the fabric reciprocating plate 4 along the rotating direction are respectively provided with a material pulling start switch 37 and a drafting limit switch 38, a front storage cylinder 39 is vertically and fixedly arranged on the fabric processing support 1 at the lower side of the middle part of a fabric feeding guide roller 2, a front lifting support 40 is horizontally and fixedly arranged at the output end of the front storage cylinder 39, a front storage rotating roller 41 is horizontally and rotatably connected on the front lifting support 40, a rear storage cylinder 42 is vertically and fixedly arranged on the fabric processing support 1 at the upper side of the fabric reciprocating plate 4 and the middle part of the fabric discharging guide roller 3, a rear lifting support 43 is horizontally and fixedly arranged at the output end of the rear storage cylinder 42, a fabric pulling support 45 is vertically and fixedly arranged on the fabric processing support 1 at the lower side of the fabric discharging guide roller 3, a material pulling press roller 46 and a fabric pulling guide roller 6 are sequentially and horizontally arranged from top to bottom, a fabric pulling motor 45 is horizontally arranged at the two sides of the fabric pulling support 45, and is connected with the fabric feeding guide roller 45 in a material pulling channel 45 in a vertical direction, and the fabric feeding guide roller 45 is horizontally and is connected with the fabric feeding guide roller 45 in a material pulling direction, and the fabric feeding roller 45 is horizontally and fixedly arranged at the fabric feeding guide roller 45.
The end parts of the swing rod rotating push plates 36 on the two sides of the fabric reciprocating plate 4 are rotatably connected with the swing rod pushing rollers 50, so that the swing rod rotating push plates 36 can be smoother and more convenient when pushing the feeding positioning swing rods 13 and the discharging positioning swing rods 22. According to the invention, the material pulling starting switch 37 is fixedly arranged on the fabric processing support 1 of the fabric reciprocating plate 4 along the upper side of the end of the fabric discharging guide roller 3, the drafting limit switch 38 is movably arranged on the fabric processing support 1 of the fabric reciprocating plate 4 along the lower side of the end of the fabric discharging guide roller 3, so that the reciprocating swing of the fabric reciprocating plate 4 can be limited, the arc-shaped adjusting guide groove 51 is arranged on the fabric processing support 1 outside the elliptical arc plate 35, the drafting limit switch 38 is movably arranged on the arc-shaped adjusting guide groove 51, the adjusting locking bolt 52 is arranged between the drafting limit switch 38 and the arc-shaped adjusting guide groove 51, so that the proper drafting amplitude can be efficiently and accurately selected according to the type specification of the knitted fabric, the accuracy of the drafting shaping processing of the knitted fabric is improved, and the knitted fabric can be fully and completely drafted. The front storage cylinder 39 and the rear storage cylinder 42 on two sides of the fabric reciprocating rotating plate 4 are driven in parallel by adopting the same air source, so that the front discharging rotating roller 41 and the rear storage rotating roller 44 can always synchronously and oppositely lift. According to the fabric pulling and conveying roller 46, the fabric pressing springs 53 are arranged between the upper sides of the pressing lifting guide plates 48 at the two ends of the fabric pulling and conveying roller 46 and the fabric pulling and conveying support 45, so that the attaching and pressing degree of the fabric pulling and conveying roller 46 and the fabric pulling and conveying guide roller 6 can be effectively improved. The fabric pulling and conveying adhesive layer 54 is attached to the outer side surface of the fabric pulling and conveying guide roller 6, so that the fabric pulling and conveying guide roller 6 can efficiently and stably pull the knitted fabric to convey and guide the knitted fabric. The fabric pulling motor 7 is a servo motor, so that the knitted fabric can be accurately and smoothly pulled in a sectional translation mode.
By adopting the technical scheme, when the drafting setting device for the polyester knitted fabric is used, the fabric processing bracket 1 is arranged between the fabric feeding guide roller 2 and the fabric discharging guide roller 3 through the fabric reciprocating rotating plate 4, the reciprocating drafting rotating rollers 5 are symmetrically arranged at the two ends of the fabric reciprocating rotating plate 4 respectively, so that the knitted fabric is synchronously and equidirectionally swung by utilizing the fabric reciprocating rotating plate 4 in the process of sequentially conveying along the fabric feeding guide roller 2 and the fabric discharging guide roller 3, the drafting processing of the knitted fabric can be efficiently and stably realized, the feeding upper gear 11 is meshed and connected with the front compacting gear 10 coaxially fixed by the fabric feeding guide roller 2 and the fabric feeding guide roller 8, the feeding lower gear 12 is meshed and connected with the fabric feeding gear 9 coaxially fixed by the fabric feeding guide roller 2, the feeding upper gear 11 and the feeding lower gear 12 are meshed and connected with each other, so that the fabric feeding guide roller 2 and the fabric feeding press roller 8 can synchronously rotate in opposite directions to realize the conveying and guiding of the knitted fabric, a feeding positioning toothed plate 14 matched with the front pressing gear 10 is arranged along the lower side of the end of the front pressing gear 10 through a feeding positioning oscillating bar 13, a feeding positioning tension spring 15 is arranged between the feeding positioning oscillating bar 13 and the fabric processing bracket 1, a feeding thrust baffle 16 is fixedly arranged at the end of the feeding positioning oscillating bar 13 along the fabric reciprocating plate 4, the feeding positioning oscillating bar 13 is pulled clockwise by the feeding positioning tension spring 15, the feeding positioning toothed plate 14 at the end of the feeding positioning oscillating bar 13 is meshed and connected with the front pressing gear 10, so that the fabric feeding guide roller 2 and the fabric feeding press roller 8 can be stably in a static state, when the fabric reciprocating rotating plate 4 pushes the feeding carrier baffle 16 in the swinging process, the feeding positioning swinging rod 13 swings anticlockwise, the feeding positioning toothed plate 14 is disconnected with the front pressing gear 10, so that the fabric feeding guide roller 2 and the fabric feeding pressing roller 8 can rotate conveniently and smoothly to drive the knitted fabric to convey and guide materials, the fabric discharging guide roller 3 and the fabric discharging pressing roller 17 are mutually parallel and pressed and attached, the discharging upper gear 20 is meshed with the rear pressing gear 19 coaxially fixed to the fabric discharging pressing roller 17, the discharging lower gear 21 is meshed with the fabric discharging gear 18 coaxially fixed to the fabric discharging guide roller 3, the discharging upper gear 20 is meshed with the discharging lower gear 21, so that the fabric discharging guide roller 3 and the fabric discharging pressing roller 17 can synchronously rotate in opposite directions to realize conveying and guiding of the knitted fabric, a discharge positioning toothed plate 23 which is matched with the fabric discharge gear 18 is arranged on the upper side of the end of the fabric discharge gear 18 through a discharge positioning oscillating bar 22, a discharge positioning tension spring 24 is arranged between the discharge positioning oscillating bar 22 and the fabric processing bracket 1, a discharge thrust bearing baffle 25 is fixedly arranged on the end of the fabric reciprocating plate 4, the discharge positioning oscillating bar 22 is pulled clockwise by the discharge positioning tension spring 24, the discharge positioning toothed plate 23 on the end of the discharge positioning oscillating bar 22 is meshed and connected with the fabric discharge gear 18, so that the fabric discharge guide roller 3 and the fabric discharge press roller 17 can be stably in a static state, when the fabric reciprocating plate 4 pushes the discharge thrust baffle 25 in the swinging process, the discharge positioning oscillating bar 22 swings anticlockwise, the discharge positioning toothed plate 23 is disconnected with the fabric discharge gear 18, the fabric discharging guide roller 3 and the fabric discharging press roller 17 can conveniently and smoothly rotate to drive the knitted fabric to convey and guide the fabric, the middle part of the fabric reciprocating rotating plate 4 is rotatably connected with the fabric processing bracket 1, the fabric drafting toothed wheel 26 is coaxially and fixedly arranged at the middle part of the fabric reciprocating rotating plate 4, the fabric drafting toothed plate 28 at the output end of the fabric drafting cylinder 29 is meshed with the fabric drafting toothed wheel 26, the fabric drafting toothed wheel 26 is driven by the fabric drafting cylinder 29 to rotate, the fabric reciprocating rotating plate 4 can continuously and stably reciprocate, the drafting reciprocating guide grooves 30 at two sides of the fabric reciprocating rotating plate 4 are respectively provided with the drafting reciprocating guide plates 31 in a sliding manner, the reciprocating drafting rotating rollers 5 are horizontally rotated and connected with the drafting reciprocating guide plates 31, the reciprocating rotating rollers 5 at two sides can be driven to synchronously move by the reciprocating drafting rotating rollers 5 of the reciprocating rotating plates 4, the reciprocating rotating rollers 5 at two sides can be in a drafting shaping manner in the moving process, the reciprocating rotating guide plates 31 are slidably arranged on spring mounting guide rods 32, pushing springs 33 are sleeved on the spring mounting guide rods 32 on the outer sides of the drafting reciprocating guide plates 31, the fabric reciprocating guide plates 31 are vertically rotated along the fabric processing bracket 1 side, the fabric reciprocating rotating plates are vertically and are connected with the reciprocating rotating guide plates 34 along the arc-shaped rollers 35 which can be rotated along the rotating direction of the reciprocating rotating plates 35 along the reciprocating rotating surfaces of the reciprocating rotating plates 4, the reciprocating rotating plates 35 can be arranged along the reciprocating rotating direction of the reciprocating rotating plates 35, and can also can rotate along the reciprocating rotating guide rollers 35 along the reciprocating rotating shafts 35 which do not rotate along the reciprocating rotating shafts 35 arranged on the reciprocating rotating shafts 35 and can respectively and can rotate along the reciprocating rotating and move along the reciprocating guide rollers 35 along the reciprocating rollers 35 arranged on the circular guide rollers 35 and are arranged on the rotating and are mounted, the reciprocating drafting roller 5 is realized to move along the spring mounting guide rod 32 in the moving process, the drafting efficiency and quality of the knitted fabric can be effectively improved, the swing rod rotating push plates 36 are fixedly arranged at the two side ends of the fabric reciprocating rotating plate 4 respectively, the fabric reciprocating rotating plate 4 is in the anticlockwise swinging process, the fabric feeding guide roller 2 and the fabric feeding press roller 8 are in the laminating and pressing state, the fabric discharging guide roller 3 and the fabric discharging press roller 17 are in the laminating and pressing state, the knitted fabric between the fabric feeding guide roller 2 and the fabric discharging guide roller 3 is not in the static state, the anticlockwise rotation of the fabric reciprocating rotating plate 4 can drive the efficient and stable drafting and shaping processing of the knitted fabric, when the fabric reciprocating rotating plate 4 is reset and swings clockwise to the horizontal position, the swing rod rotating push plates 36 at the two ends of the fabric reciprocating plate 4 are utilized to respectively push the feeding positioning swing rods 13 and the discharging positioning swing rods 22 at the two sides to swing anticlockwise, so that the fabric feeding guide roller 2 and the fabric discharging guide roller 3 can respectively and smoothly rotate to drive the knitted fabric to convey and guide materials, the swing rod rotating push plates 36 at the two sides of the fabric reciprocating plate 4 are utilized to rotate and are connected with the swing rod pushing roller 50, so that the swing rod rotating push plates 36 can smoothly and conveniently push the feeding positioning swing rods 13 and the discharging positioning swing rods 22, the front material storage rotating roller 41 is horizontally rotated and connected on the front lifting support 40 at the output end of the front material storage cylinder 39, the rear material storage rotating roller 44 is horizontally rotated and connected on the rear lifting support 43 at the output end of the rear material storage cylinder 42, so that when the fabric reciprocating plate 4 swings clockwise when the knitted fabric is drafted, the front material storage rotating roller 41 is driven to vertically move downwards by the front material storage cylinder 39, the back storage cylinder 42 drives the back storage rotary roller 44 to vertically move upwards, so that the knitted fabric after drafting between the fabric feeding guide roller 2 and the fabric discharging guide roller 3 can be efficiently and stably stored, the knitted fabric is always in a compact and orderly state, deflection caused by loose and scattered knitted fabric is avoided, the fabric processing brackets 1 on two sides of the fabric reciprocating rotary plate 4 along the rotating direction are respectively provided with the pulling start switch 37 and the drafting limit switch 38, the reciprocating swing of the fabric reciprocating rotary plate 4 can be limited, when the fabric reciprocating rotary plate 4 is in contact with the pulling start switch 37 in a clockwise swing mode, the fabric pulling motor 7 starts to drive the knitted fabric to horizontally and horizontally move, the front storage cylinder 39 drives the front storage rotary roller 41 to vertically move upwards, the back storage rotary roller 44 is driven to vertically move downwards, the knitted fabric after drafting between the fabric feeding guide roller 2 and the fabric discharging guide roller 3 can be efficiently and stably conveyed to the back channel through the fabric processing bracket 1, when the fabric reciprocating rotary plate 4 is in a counter-clockwise swing mode and the pulling start switch 37 is separated from the contact with the pulling start switch 37, the fabric can be accurately and horizontally moved downwards by the fabric pulling start switch 7 when the fabric reciprocating rotary plate 4 swings clockwise, the fabric is in contact with the drafting guide roller 38 when the fabric reciprocating rotary plate 4 rotates clockwise, the fabric is driven by the drafting guide roller 39 to vertically and the fabric is in contact with the drafting guide roller 4 in a counter-clockwise swing mode, the fabric can be accurately and the fabric can be conveyed to realize forward and the stretching and the fabric after the fabric is in a vertical and vertically and downwards moved by the front storage rotary mode by the front storage cylinder 39 is in a vertical mode. The front material storage cylinder 39 and the rear material storage cylinder 42 on two sides of the fabric reciprocating plate 4 are driven in parallel by adopting the same air source, so that the front material discharge roller 41 and the rear material storage roller 44 can always and synchronously move up and down in opposite directions, the draft limit switch 38 is movably arranged on the fabric processing bracket 1 of the fabric reciprocating plate 4 along the lower side of the end of the fabric discharge guide roller 3, the draft limit switch 38 is movably arranged on the arc-shaped adjusting guide groove 51, an adjusting locking bolt 52 is arranged between the draft limit switch 38 and the arc-shaped adjusting guide groove 51, the draft limit switch 38 can be adjusted and locked and fixed along the arc-shaped adjusting guide groove 51, the proper draft amplitude can be efficiently and accurately selected according to the type specification of the knitted fabric, the accuracy of the draft shaping processing of the knitted fabric is improved, the full and complete draft processing of the knitted fabric is ensured, the fabric pulling and feeding roller 46 and the fabric pulling and feeding roller 6 are horizontally arranged on the fabric pulling and feeding bracket 45 in sequence from top to bottom, the output end of the fabric pulling and feeding motor 7 is connected with the fabric pulling and feeding roller 6 in a transmission way by adopting a fabric pulling and feeding belt 49, the fabric pulling and feeding roller 46 is used for being attached and pressed with the fabric pulling and feeding roller 6, the fabric pulling and feeding motor 7 drives the fabric pulling and feeding roller 6 to rotate, so that smooth and orderly pulling and feeding and guiding of the knitted fabric can be realized, the fabric pressing spring 53 is arranged between the upper side of the pressing material lifting guide plate 48 at the two ends of the fabric pulling and feeding roller 46 and the fabric pulling and feeding bracket 45, the attaching and pressing degree of the fabric pulling and feeding roller 46 and the fabric pulling and feeding roller 6 can be effectively improved, the fabric pulling and feeding adhesive layer 54 is attached to the outer side surface of the fabric pulling and feeding roller 6, the knitted fabric can be effectively and stably pulled and conveyed by using the fabric pulling and feeding motor 7 as a servo motor, the accurate and smooth sectional translation pulling of the knitted fabric is ensured. Through the structure, the invention has reasonable structural design, can efficiently and stably carry out sectional drafting shaping processing in the process of conveying the knitted fabric, improves the automation degree of the production processing of the knitted fabric, and meets the requirements of processing and use.
The foregoing description of the invention is merely exemplary of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the scope of the invention as defined in the accompanying claims.

Claims (6)

1. A draft setting device for dacron knitting surface fabric, its characterized in that: the drafting and shaping device for the polyester knitted fabric comprises a fabric processing bracket, a fabric feeding guide roller, a fabric discharging guide roller, a fabric reciprocating rotating plate, a reciprocating drafting rotating roller, a fabric pulling guide roller and a fabric pulling motor, wherein the fabric feeding guide roller and the fabric discharging guide roller are sequentially and horizontally rotated and connected to the fabric processing bracket along the conveying direction of the knitted fabric, the fabric reciprocating rotating plate is arranged on the fabric processing bracket between the fabric feeding guide roller and the fabric discharging guide roller, a fabric feeding press roller is horizontally rotated and connected on the fabric processing bracket on the upper side of the fabric feeding guide roller, the fabric feeding guide roller and the fabric feeding press roller are mutually parallel and tightly attached, the fabric feeding guide roller is coaxially and vertically fixedly provided with a fabric feeding gear along the side of the fabric processing bracket, the fabric feeding press roller is coaxially and vertically fixedly provided with a front pressing gear along the side of the fabric processing bracket, the fabric feeding gear and the front pressing gear have the same size structure, a feeding upper gear and a feeding lower gear which are in meshed connection are sequentially and vertically connected on a fabric processing support at one side of the middle part of the fabric feeding gear and the front pressing gear in a rotating manner from top to bottom, the feeding upper gear and the front pressing gear are in meshed connection, the feeding lower gear is in meshed connection with the fabric feeding gear, a feeding positioning swing rod is arranged on the fabric processing support at one side above the fabric feeding press roller, the feeding positioning swing rod is in an L-shaped structure, the corner of the feeding positioning swing rod is rotationally connected with the fabric processing support, a feeding positioning toothed plate matched with the front pressing gear is arranged at the lower side of the front pressing gear end, a feeding positioning tension spring is arranged between the feeding positioning swing rod and the fabric processing support, a feeding bearing pushing baffle is fixedly arranged at the feeding positioning swing rod along the fabric reciprocating plate end, the feeding supporting baffle plate and the feeding positioning swing rod are integrally formed, the fabric discharging press roller is horizontally and rotatably connected to the fabric processing support on the upper side of the fabric discharging guide roller, the fabric discharging guide roller and the fabric discharging press roller are mutually parallel and are in compaction fit, the fabric discharging guide roller is coaxially and vertically fixedly provided with a fabric discharging gear along the side of the fabric processing support, the fabric discharging press roller is coaxially and vertically fixedly provided with a rear compaction gear along the side of the fabric processing support, the fabric discharging gear and the rear compaction gear have the same size structure, the fabric processing support on one side of the middle of the fabric discharging gear and the rear compaction gear is sequentially and vertically rotatably connected with a discharging upper gear and a discharging lower gear which are in meshed connection from top to bottom, the discharging upper gear and the rear compaction gear are in meshed connection, the discharging lower gear and the fabric discharging gear are in meshed connection, a discharge positioning swing rod is arranged on a fabric processing support at one side below the fabric discharge guide roller, the discharge positioning swing rod is of an L-shaped structure, the corner of the discharge positioning swing rod is rotationally connected with the fabric processing support, a discharge positioning toothed plate matched with a fabric discharge gear is arranged at the upper side of the discharge positioning swing rod along the fabric discharge gear end, a discharge positioning tension spring is arranged between the discharge positioning swing rod and the fabric processing support, a discharge thrust baffle is fixedly arranged at the discharge positioning swing rod along the fabric reciprocating plate end, the discharge thrust baffle and the discharge positioning swing rod are integrally formed, the middle part of the fabric reciprocating plate is rotationally connected with the fabric processing support, a fabric drafting gear is coaxially and vertically fixedly arranged at the middle part of the fabric reciprocating plate along the fabric processing support, a toothed plate reciprocating support is fixedly arranged on the fabric processing support at one side of the fabric drafting gear, the toothed plate reciprocating support is internally and slidably provided with a fabric drafting toothed plate which is meshed with a fabric drafting gear, one side end part of the toothed plate reciprocating support is fixedly provided with a fabric drafting cylinder, the output end of the fabric drafting cylinder is fixedly connected with the end part of the fabric drafting toothed plate, two sides of the fabric reciprocating rotating plate are respectively symmetrically provided with a drafting reciprocating guide groove, two sides of the fabric reciprocating rotating plate are respectively provided with a drafting reciprocating guide plate, the drafting reciprocating guide plates are slidably arranged in the drafting reciprocating guide grooves, a reciprocating drafting roller is horizontally and rotatably connected with the drafting reciprocating guide plates, a spring installation guide rod is fixedly arranged in the drafting reciprocating guide grooves, the spring installation guide rod is parallel to the length direction of the fabric reciprocating rotating plate, the drafting reciprocating guide plate is slidably arranged on the spring installation guide rod at the outer side of the drafting reciprocating guide plate, a guide plate pushing spring is sleeved on the spring installation guide rod, the drafting reciprocating guide plate is vertically and rotatably connected with a roller conveying guide wheel along the side of the fabric processing support, an elliptical arc plate is fixedly arranged on the fabric processing brackets at two sides of the fabric drafting gear along the rotating direction of the fabric reciprocating rotating plate, a rotating roller transferring guide wheel rolls along the surface of the elliptical arc plate, swing rod rotating push plates are fixedly arranged at the end parts of the two sides of the fabric reciprocating rotating plate respectively, a material pulling starting switch and a drafting limit switch are arranged on the fabric processing brackets at two sides of the fabric reciprocating rotating plate along the rotating direction respectively, a front material storage cylinder is vertically and fixedly arranged on the fabric processing brackets at the lower sides of the middle parts of the fabric reciprocating rotating plate and the fabric feeding guide rollers, a front lifting bracket is horizontally and fixedly arranged at the output end of the front material storage cylinder, a front material storage rotating roller is horizontally connected on the front lifting bracket in a rotating manner, a rear material storage cylinder is vertically and fixedly arranged on the fabric processing brackets at the upper sides of the middle parts of the fabric reciprocating rotating plate and the fabric discharging guide rollers, the output end of the rear storage cylinder is horizontally and fixedly provided with a rear lifting support, the rear lifting support is horizontally and rotatably connected with a rear storage rotary roller, a fabric pulling and conveying support is vertically and fixedly arranged on a fabric processing support at the adjacent side of the fabric discharging guide roller, a fabric pulling and conveying press roller and a fabric pulling and conveying guide roller are sequentially and horizontally arranged on the fabric pulling and conveying support from top to bottom, material pressing lifting channels are vertically arranged on the fabric pulling and conveying supports at the two sides of the fabric pulling and conveying press roller respectively, the fabric pulling and feeding machine comprises a fabric pulling and feeding support, a fabric pulling and feeding motor, a fabric pulling and feeding roller, a fabric pulling and feeding belt, a fabric pulling and feeding guide roller, a fabric pulling and feeding belt and a fabric feeding guide roller, wherein the fabric pulling and feeding guide roller is horizontally connected with the fabric pulling and feeding support in a rotating manner, the fabric pulling and feeding motor is horizontally fixedly arranged on one side of the fabric pulling and feeding support, and the output end of the fabric pulling and feeding motor is in transmission connection with the fabric pulling and feeding guide roller through the fabric pulling and feeding belt; the fabric pulling and conveying motor is a servo motor.
2. The draft setting apparatus for polyester knitted fabric according to claim 1, wherein: the ends of the swing rod rotating pushing plates on the two sides of the fabric reciprocating plate are rotatably connected with swing rod pushing rollers.
3. The draft setting apparatus for polyester knitted fabric according to claim 1, wherein: the material pulling starting switch is fixedly arranged on the fabric processing support of the fabric reciprocating rotating plate along the upper side of the fabric discharging guide roller end, the drafting limit switch is movably arranged on the fabric processing support of the fabric reciprocating rotating plate along the lower side of the fabric discharging guide roller end, the arc-shaped adjusting guide groove is formed in the fabric processing support on the outer side of the oval-shaped arc plate, the drafting limit switch is movably arranged in the arc-shaped adjusting guide groove, and the adjusting locking bolt is arranged between the drafting limit switch and the arc-shaped adjusting guide groove.
4. The draft setting apparatus for polyester knitted fabric according to claim 1, wherein: the front storage cylinder and the rear storage cylinder on two sides of the fabric reciprocating plate are driven in parallel by the same air source.
5. The draft setting apparatus for polyester knitted fabric according to claim 1, wherein: and a fabric compression spring is arranged between the upper side of the material pressing lifting guide plate at two ends of the fabric pulling and conveying press roller and the fabric pulling and conveying support.
6. The draft setting apparatus for polyester knitted fabric according to claim 1, wherein: the surface of the outer side of the fabric pulling and conveying guide roller is provided with a fabric pulling and conveying adhesive layer in a laminating mode.
CN202110782193.0A 2021-07-12 2021-07-12 Drafting and shaping device for polyester knitted fabric Active CN113529322B (en)

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Application Number Priority Date Filing Date Title
CN202110782193.0A CN113529322B (en) 2021-07-12 2021-07-12 Drafting and shaping device for polyester knitted fabric

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Application Number Priority Date Filing Date Title
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CN114395829B (en) * 2021-12-08 2023-05-30 嘉兴厚亿纺织股份有限公司 Drafting device for blended yarns
CN116065317A (en) * 2023-04-07 2023-05-05 徐州璞素室内装饰材料有限公司 Automatic shaping device for curtain fabric

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CN109371522A (en) * 2018-10-18 2019-02-22 浙江云飞扬羊绒有限公司 A kind of yarn segmentation draft mechanism
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