CN205839228U - A kind of weaving drawing frame - Google Patents

Abstract

This utility model belongs to textile technology field, discloses a kind of weaving drawing frame, for solving the baroque problem that existing drawing frame exists.This utility model includes frame, feeding hopper, sliver pressure roller, drafting system, buncher, calender roller and collecting vessel, described sliver pressure roller, drafting system, buncher and calender roller are arranged in frame, described sliver pressure roller includes central shaft, the periphery of described central shaft is arranged with roller body and forms an installation cavity between the inwall of roller body and the outer wall of central shaft, the two ends of described roller body link together with central shaft through connection strap, the strip through-hole connected with installation cavity is offered on described roller body, described strip through-hole is arranged with the axis direction along roller body, on the excircle of described central shaft, gib block is installed, on described gib block, briquetting is installed, the cutter extending in strip through-hole are installed on described briquetting, the periphery of the gib block between described briquetting and central shaft is arranged with stretching spring.

Description

A kind of weaving drawing frame

Technical field

This utility model belongs to technical field of textile equipment, is specifically related to a kind of weaving drawing frame.

Background technology

The effect of drawing frame is that the internal structure to fiber processes, thus improves its long segment uniformity, drops simultaneously Low weight irregularity, makes the straightening of fibers in strip parallel, reduces crotch, makes fineness meet regulation.Make variety classes or difference The raw material of quality is mixed evenly, and reaches the mixing ratio of regulation.Drawing frame by drafter form be divided into roller draft drawing frame and The big class of gill box two.Cotton Drawing Frame have simple eye, two, four eyed etc. multiple.Many one threads are fed, through and close, make after drawing-off Become the title single-head draw frame of an one thread；Export two drawing frames of title of two one threads, remaining the like.Every drawing frame has Individually drive system.Drawing frame is made up of feeding part, drawing-off part, one-tenth bar part and some automatons etc..Existing skill In art, the technical literature about drawing frame is the most more, and the such as utility model patent of Application No. 201320376691.6 discloses A kind of drawing frame, including the sliver mechanism, roller drafting mechanism and the coiler mechanism that are sequentially communicated, roller drafting mechanism includes first Drafting system, the second drafting system and the 3rd drafting system；First drafting system includes the first driving means, some concentrics Pressure roller and the first roller of some concentrics, drive some pressure rollers and first roller by the first driving means；Second drawing-off dress Put and include the second driving means, the second roller of some concentrics and the 3rd roller of some concentrics, drive dress by second Put some second rollers of driving and the 3rd roller；3rd drafting system includes the 4th sieve of the 3rd driving means, some concentrics Draw and the feed roller of some concentrics, drive some 4th roller and feed rollers by the 3rd driving means；Coiler mechanism Including four-drive device, some circle bar dishes, some articles of buckets and some articles of bucket driving wheels, circle bar dish is located on the bung of bar bucket Side and be located at below pressure roller, connection strap bucket driving wheel fixed by bar bucket, drives some circle bar dishes and article bucket by four-drive device Driving wheel；Roller drafting mechanism also includes that frame, first, second, third and fourth roller and feed roller are movably connected in frame successively On, pressure roller is located at below first roller and is flexibly connected with frame；First and third driving means is connected to the side of frame, and second Driving means is connected to the opposite side of frame.

The utility model patent of Application No. 201420198479.X discloses a kind of drawing frame, including drawing frame body, In drawing frame body, the position near bottom is provided with conveyer belt, and drafting body is provided with operating board, drafting body near the position at top The upper position near operating board is fixed with tear device；Tear device includes that the left side being fixedly connected on drawing frame body is fixed Seat is fixed on plate and the right side, and left fixed plate and the right side are fixed and be provided with middle fixing plate between seat, and left fixed plate and the right side are fixed and be provided with between seat Fixing post；The two ends, left and right of fixing post are fixed with outside left bearing and right bearing, left bearing and right bearing and are socketed with sleeve, sleeve Roll left cylinder and right cylinder it is divided into by middle fixing plate；There is on cylinder helically disposed absorption projection；The upper surface of sleeve sets There are some anti-skidding stripeds in ring shape；The outer surface of cylinder, right cylinder and the absorption projection of rolling left is covered with rubber membrane；Absorption projection End has round and smooth chamfering.

Such as above-mentioned drawing frame, mainly include that guiding mechanism, haulage gear, buncher, calender roller close collecting vessel group Become, but drawing frame is in use, owing to the burr on broken string or cotton thread can be wound onto the guide roller of guiding mechanism On, need the line these being wound around to take off from guide roller wastes time and energy very much, operates extremely difficult, it is most important that can cause Draw yarn difficulty, cause equipment to stop, the most also can cause later stage weave faults, in order to solve the problems referred to above, in prior art also Being related to remove the drawing frame of the cotton linter being wound around on guide roller, the utility model of such as Application No. 201420443151.X is special Profit discloses a kind of drawing frame, and including frame, frame is provided with guide strip roller and sliver bearing, and cotton sliver enters sliver through guide strip roller Hole, sliver bearing includes that column and crossbeam, column and crossbeam inside are hollow structure, and guide strip roller is cylindrical hollow configuration, one End seal is closed, and one end is provided with opening, and opening part outer round surface is provided with external screw thread, crossbeam is provided with the female circular hole of band, leads Being threaded connection between bar roller and crossbeam, guide strip roller outer round surface is provided with the grooving of indent, and grooving inwall is provided with uniform Air vent, column bottom is provided with air outlet, and air outlet is connected with negative-pressure air fan by air inducing pipeline；Grooving is arranged on guide strip roller At least one place.But velveteen is carried out clearly by the way of being provided with inlet scoop on a guide and forming negative pressure by this equipment Remove, although part velveteen can be got rid of, but the velveteen being wound around on guide roller cannot be removed, and the design of negative pressure Cause energy resource consumption bigger.

The utility model patent of Application No. 201420802799.1 discloses a kind of drawing frame, including guiding mechanism with lead Drawing mechanism, guiding mechanism is arranged on the porch of haulage gear, and haulage gear includes fuselage, is provided with by driven by motor in fuselage Carry-over pinch rolls, the front of carry-over pinch rolls is provided with sliver block, and the rear of carry-over pinch rolls is provided with buncher, and the rear of buncher is provided with Curved catheter, the lower section of curved catheter is provided with compacting roller, and sliver block is positioned at the porch of haulage gear, and guiding mechanism includes Rack Body, the both sides of Rack Body are provided with guide roller, hinged on Rack Body and the position corresponding with guide roller are provided with pendulum Dynamic component, tilting member is fixedly installed cutter, and the plane at cutter place is parallel with the length direction of guide roller, swings Parts bottom is provided with blows afloat box, and the opening blowing afloat box is inwardly arranged, and the lower surface of Rack Body is provided with can be along its length The mobile parts of movement, mobile parts are provided with the air blowing parts being connected with air pump, air blowing parts with blow afloat box accordingly It is provided with venthole.The velveteen being wound around on a guide is got rid of by the way of cutter by this device, it is possible to increase remove Effect, but structure needs the effect of external force to control the cutting operation of cutter, thus causes device structure complicated, and Consume the substantial amounts of energy.

Utility model content

The problem that the structure that this utility model exists to solve existing drawing frame is complicated, energy consumption is high；And provide one to spin Knit with drawing frame, the velveteen being wound around on Wire guide roller can be fallen by surface trimming under the effect that need not external force.

For solving above-mentioned technical problem, this utility model be the technical scheme is that

A kind of weaving drawing frame, including frame, feeding hopper, sliver pressure roller, drafting system, buncher, calender roller and Collecting vessel, described sliver pressure roller, drafting system, buncher and calender roller be arranged in frame, and the cotton sliver in feeding hopper is successively In sliver pressure roller, drafting system, buncher, calender roller to collecting vessel, it is characterised in that during described sliver pressure roller includes Mandrel, the periphery of described central shaft is arranged with roller body and forms an installation between the inwall of roller body and the outer wall of central shaft Chamber, the two ends of described roller body link together with central shaft through connection strap, described roller body offers and connects with installation cavity Strip through-hole, described strip through-hole with along roller body axis direction arrange, the excircle of described central shaft is provided with Gib block, described gib block is provided with briquetting, and described briquetting is provided with the cutter extending in strip through-hole, described pressure The periphery of the gib block between block and central shaft is arranged with stretching spring.

Further, the excircle of described central shaft is provided with at least two gib blocks being parallel to each other.

Further, described strip through-hole includes the first through hole and the second through hole being interconnected, described second through hole Width is more than the width of the first through hole, and described first through hole is positioned at the outside of the second through hole, and described second through hole is mutual with briquetting Adaptive；The degree of depth of described second through hole is more than the degree of depth of briquetting, and described cutter extend in the first through hole.

Further, the inwall of described roller body is provided with for limiting plate in the second through hole that briquetting is spacing.

Further, the inwall of described roller body being provided with adjusting screw rod, described limiting plate is set on adjusting screw rod, Described adjusting screw rod is equipped for regulating limiting plate adjusting nut of position on adjusting screw rod.

Further, the lower end of described roller body is equipped with suction machine, and described suction machine includes cabinet, joins in described cabinet Being provided with by the centrifugal blower driving driven by motor to rotate, the upper end of described centrifugal blower is provided with the first screen plate, described first mistake Cabinet on the upside of filter plate is provided with air intake passage, and the downside of described cabinet offers air outlet, and the periphery of described centrifugal blower is sheathed There is the first spiral duct, upper-end contact first screen plate of described first spiral duct, the cross section of described first spiral duct Area is less than the cross-sectional area of the first screen plate, and described air intake passage is arranged on the top of the first screen plate, and described air intake leads to Having spacing between road and the first screen plate, the cross-sectional area of described air intake passage is less than the cross section face of the first screen plate Long-pending, the inwall of described air intake passage is provided with the rotation direction of spiral deflector, the rotation direction of described spiral deflector and the first spiral duct Unanimously.

Further, the periphery of described first screen plate is provided with the second spiral duct, and described first screen plate is arranged on The lower end of two spiral ducts.

Further, the rotation direction of described second spiral duct is consistent with the rotation direction of the first spiral duct；Described first spiral Air channel, the second spiral duct and air intake passage form airtight space.

Compared with prior art, this utility model has the advantages that

In use, roller body, during normal rotation, works as cutting to weaving drawing frame of the present utility model When cutter moves to the top half of roller body, centrifugal force mutually balances with the pulling force of gravity and spring so that cutter will not be stretched Go out roller body, from without cutting, it is ensured that guide the normal work of pressure roller；When cutter run to lowest positions, Centrifugal force and gravity in the same direction, so that the centrifugal force of cutter and gravity are more than the pulling force of spring, thus carry Dynamic cutter stretch out the outer velveteen line to being wound around of roller body and cut, thus prevent velveteen to be wrapped on guiding pressure roller, compare In prior art, utility model need not extra power and drives cutter work, it is possible to reduce the consumption of the energy, this reality simultaneously It is structure as a whole with roller body owing to whole cutter sweep is arranged with novel, there is the feature of compact conformation.

This utility model is by arranging at least two gib blocks being parallel to each other, it is simple to ensure that cutter are along roller body Uniform force everywhere on axis direction, improves the effect of cutting.

This utility model strip through-hole and the design of limiting plate, can either realize the position-limiting action to briquetting, can protect again Card briquetting can move along the radial direction of roller body, thus drives the motion of cutter, it is ensured that in use The effect of cutting can either be realized, do not interfere with again the normal use guiding pressure roller.

Roller body of the present utility model is joined by arranging suction machine, under the effect of centrifugal blower, the spiral helicine suction of wind And thus adsorb the end of a thread of cut-out, it is possible to even if the end of a thread absorption cut away being walked, prevent the end of a thread after cutting in workshop Floating, the suction machine of utility model can improve the adsorption efficiency of the end of a thread simultaneously.The end of a thread simultaneously adsorbed spiral shell in air intake passage Precession enters, owing to the cross-sectional area of air intake passage is less than the cross-sectional area of the first screen plate, simultaneously because air intake passage with There is between first screen plate gap, the end of a thread outside whipping under the influence of centrifugal force when leaving air intake passage, thus getting rid of In the periphery of the first screen plate, prevent the local gathering that the end of a thread contacts at the first spiral duct and the first screen plate, thus prevent The end of a thread blocks the first screen plate, keeps blast during centrifugal blower absorption, reduces the frequency of cleaning screen plate simultaneously, improves suction The work efficiency of machine.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model；

Fig. 2 is the broken section figure structure schematic representation of guiding pressure roller of the present utility model；

Fig. 3 is the structural representation of suction machine of the present utility model；

Labelling in figure: 1, frame, 2, feeding hopper, 3, guide pressure roller, 4, suction machine, 5, cotton sliver, 6, drafting system, 7, boundling Device, 8, calender roller, 9, collecting vessel, 31, central shaft, 32, roller body, 33, gib block, 34, stretching spring, 35, briquetting, 36, First through hole, the 37, second through hole, 38, adjusting screw rod, 39, limiting plate, 310, cutter, 41, cabinet, 42, drive motor, 43, First spiral duct, the 44, first screen plate, the 45, second spiral duct, 46, air intake passage, 47, spiral deflector, 48, air-out Mouthful.

Detailed description of the invention

Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only that this practicality is new The a part of embodiment of type, is not whole embodiments.Based on the embodiment in this utility model, the ordinary skill people of this area Member obtained under not making creative work premise other used by embodiment, broadly fall into protection model of the present utility model Enclose.

In conjunction with accompanying drawing, weaving drawing frame of the present utility model includes frame 1, feeding hopper 2, sliver pressure roller 3, drafting system 6, buncher 7, calender roller 8 and collecting vessel 9, described sliver pressure roller 3, drafting system 6, buncher 7 and calender roller 8 are arranged on In frame 1, the cotton sliver 5 in feeding hopper 2 sequentially passes through sliver pressure roller 3, drafting system 6, buncher 7, calender roller 8 to collecting vessel In 9, described sliver pressure roller 3 includes that central shaft 31, the periphery of described central shaft 31 are arranged with roller body 32 and roller body 32 Forming an installation cavity between the outer wall of inwall and central shaft 31, the two ends of described roller body 32 are connected with central shaft 31 through connection strap Together, wherein central shaft is located in frame through bearing holder (housing, cover), thus drives the rotation of roller body 32, and described roller body 32 is offered The strip through-hole connected with installation cavity, described strip through-hole is had to arrange with the axis direction along roller body 31, described central shaft Gib block 33 is installed on the excircle of 31, described gib block 33 is provided with briquetting 35, described briquetting 35 is provided with extension Entering the cutter 310 in strip through-hole, the periphery of the gib block 33 between described briquetting 35 and central shaft 31 is arranged with stretching bullet Spring 34.Roller body 32 is during normal rotation, when cutter move to the top half of roller body, and centrifugal force and gravity Mutually balance with the pulling force of spring so that cutter will not stretch out roller body, from without cutting, it is ensured that guide pressure roller Normal work；When cutter run to lowest positions, centrifugal force and gravity in the same direction so that cutter Centrifugal force and gravity more than the pulling force of spring, thus drive cutter to stretch out the outer velveteen line to being wound around of roller body and cut Cutting, thus prevent velveteen to be wrapped on guiding pressure roller, compared to prior art, utility model need not extra power drive and cuts Cutter works, it is possible to reducing the consumption of the energy, this utility model is integrated with roller body owing to whole cutter sweep is arranged simultaneously Structure, has the feature of compact conformation.

Further, the excircle of described central shaft 31 is provided with at least two gib blocks being parallel to each other 33, is i.e. Say that gib block 33 arranges at least two along the length direction of central shaft 31, it is simple to ensure the cutter axis side along roller body Uniform force everywhere upwards, improves the effect of cutting.

Further, as a kind of preferably mode of this utility model, described strip through-hole includes first be interconnected Through hole 36 and the second through hole 37, the width of described second through hole 37 more than the width of the first through hole 36, i other words the first through hole and Second through hole is connected together the strip through-hole forming cross section in " convex " shape, and described first through hole 36 is positioned at the second through hole The outside of 37, described second through hole 37 is mutually adapted with briquetting 35；The degree of depth of described second through hole 337 is deep more than briquetting 35 Degree, i other words briquetting 35 can slidably reciprocate in the second through hole 37, described cutter 310 extend in the first through hole 36.

Be provided with on the inwall of described roller body 32 of the present utility model for by spacing for briquetting 35 in the second through hole 37 Limiting plate 39, wherein the upper side and lower side of briquetting is provided with limiting plate 39, by two pieces of limiting plates being mutually correspondingly arranged 39 realize the position-limiting action to briquetting, it is ensured that briquetting can slide in the second through hole.

This utility model strip through-hole and the design of limiting plate, can either realize the position-limiting action to briquetting, can protect again Card briquetting can move along the radial direction of roller body, thus drives the motion of cutter, it is ensured that in use The effect of cutting can either be realized, do not interfere with again the normal use guiding pressure roller.

As a kind of preferably mode of this utility model, the inwall of described roller body 32 is provided with adjusting screw rod 38, institute Stating limiting plate 39 to be set on adjusting screw rod 38, described adjusting screw rod 38 is equipped for regulating limiting plate 39 at adjusting screw rod 38 The adjusting nut of upper position, is realized the position of briquetting 36, thus regulates the level of stretch of stretching spring by adjusting nut, it is simple to Use under the different operating mode of regulation, improves practicality of the present utility model.

Further, the lower end of described roller body 31 is equipped with suction machine 4, including cabinet 41, arranges in described cabinet 41 Having by driving the centrifugal blower that is rotated of motor 42, the upper end of described centrifugal blower is provided with the first screen plate 44, and described first Cabinet 41 on the upside of screen plate 44 is provided with air intake passage 46, and the downside of described cabinet 41 offers air outlet 48, described centrifugal wind The periphery of machine is arranged with the first spiral duct 43, upper-end contact first screen plate 44 of described first spiral duct 43, and described The cross-sectional area of one spiral duct 43 is less than the cross-sectional area of the first screen plate 44, and described air intake passage 46 is arranged on first The top of screen plate 44, has spacing between described air intake passage 46 and the first screen plate 44, described air intake passage 46 transversal Face area is less than the cross-sectional area of the first screen plate 44, and the inwall of described air intake passage 46 is provided with spiral deflector 47, described The rotation direction of spiral deflector 47 is consistent with the rotation direction of the first spiral duct 3.This utility model is during using, at centrifugal wind Under the effect of machine, the spiral helicine suction of wind also thus adsorbs the end of a thread of cut-out, it is possible to even if the end of a thread absorption cut away being walked, anti- Only floating in workshop of the end of a thread after cutting, the suction machine of utility model can improve the adsorption efficiency of the end of a thread simultaneously.Simultaneously The end of a thread of absorption enters at air intake passage internal coiling, owing to the cross-sectional area of air intake passage is less than the cross section of the first screen plate Area, simultaneously because have gap between air intake passage and the first screen plate, the end of a thread when leaving air intake passage at centrifugal force Outside whipping under effect, thus getting rid of the periphery at the first screen plate, prevent the end of a thread at the first spiral duct and the first screen plate The local gathering of contact, thus prevent the end of a thread from blocking the first screen plate, keep blast during centrifugal blower absorption, reduce clear simultaneously The frequency of reason screen plate, improves the work efficiency of suction machine.

As a kind of preferably mode of this utility model, the periphery of described first screen plate 44 is provided with the second spiral duct 45, described first screen plate 44 is arranged on the lower end of the second spiral duct 45.The end of a thread of absorption and chip are through passing through air intake passage In rear entrance the second spiral duct, and get rid of in the periphery of the second spiral duct 45, and circulate under spiral wind action always, Thus prevent from blocking the first screen plate 44, prevent the end of a thread poly-on the first screen plate 44 of the first spiral duct 43 upper end simultaneously Collection, thus prevent the end of a thread from blocking the first screen plate 44, keep blast during centrifugal blower absorption, reduce cleaning screen plate simultaneously Frequency, improves the work efficiency of suction machine.

Rotation as this utility model a kind of preferably mode, the rotation direction of the second spiral duct 45 and the first spiral duct 43 To unanimously；Described first spiral duct the 43, second spiral duct 45 and air intake passage 46 form airtight space.

Claims (8)

1. a weaving drawing frame, including frame, feeding hopper, sliver pressure roller, drafting system, buncher, calender roller and receipts Collecting bucket, described sliver pressure roller, drafting system, buncher and calender roller are arranged in frame, and the cotton sliver in feeding hopper is worn successively Cross in sliver pressure roller, drafting system, buncher, calender roller to collecting vessel, it is characterised in that described sliver pressure roller includes center Axle, the periphery of described central shaft is arranged with roller body and forms an installation between the inwall of roller body and the outer wall of central shaft Chamber, the two ends of described roller body link together with central shaft through connection strap, described roller body offers and connects with installation cavity Strip through-hole, described strip through-hole with along roller body axis direction arrange, the excircle of described central shaft is provided with Gib block, described gib block is provided with briquetting, and described briquetting is provided with the cutter extending in strip through-hole, described pressure The periphery of the gib block between block and central shaft is arranged with stretching spring.

Weaving drawing frame the most according to claim 1, it is characterised in that be provided with on the excircle of described central shaft to Few two gib blocks being parallel to each other.

Weaving drawing frame the most according to claim 2, it is characterised in that described strip through-hole includes be interconnected One through hole and the second through hole, the width of described second through hole is more than the width of the first through hole, and described first through hole is positioned at second and leads to The outside in hole, described second through hole is mutually adapted with briquetting；Described cutter extend in the first through hole.

Weaving drawing frame the most according to claim 3, it is characterised in that be provided with on the inwall of described roller body for By spacing for the briquetting limiting plate in the second through hole.

Weaving drawing frame the most according to claim 4, it is characterised in that be provided with regulation on the inwall of described roller body Screw rod, described limiting plate is set on adjusting screw rod, and described adjusting screw rod is equipped for regulating limiting plate at adjusting screw rod The adjusting nut of position.

6. according to the arbitrary described weaving drawing frame of claim 1-5, it is characterised in that the lower end of described roller body is equipped Suction machine, described suction machine includes cabinet, be equipped in described cabinet by drive driven by motor rotate centrifugal blower, described from The upper end of heart-wind syndrome machine is provided with the first screen plate, and the cabinet on the upside of described first screen plate is provided with air intake passage, under described cabinet Side offers air outlet, and the periphery of described centrifugal blower is arranged with the first spiral duct, the upper termination of described first spiral duct Touching the first screen plate, the cross-sectional area of described first spiral duct is less than the cross-sectional area of the first screen plate, described air intake Passage is arranged on the top of the first screen plate, has spacing, described air intake passage between described air intake passage and the first screen plate Cross-sectional area less than the cross-sectional area of the first screen plate, the inwall of described air intake passage is provided with spiral deflector, described The rotation direction of spiral deflector is consistent with the rotation direction of the first spiral duct.

Weaving drawing frame the most according to claim 6, it is characterised in that the periphery of described first screen plate is provided with second Spiral duct, described first screen plate is arranged on the lower end of the second spiral duct.

Weaving drawing frame the most according to claim 7, it is characterised in that the rotation direction and first of described second spiral duct The rotation direction of spiral duct is consistent；Described first spiral duct, the second spiral duct and air intake passage form airtight space.