CN201165590Y - Short fibre transport mechanism of melt blown nonwoven fabric processor - Google Patents

Abstract

The utility model relates to a short fiber conveying mechanism of the melt-blown non-woven fabric processing machine, which belongs to the technical field of the non-woven machinery. The short fiber conveying mechanism comprises a box body, a combing roller, an air flow groove, a backup plate and a cotton driving roller; the short fiber conveying mechanism is characterized in that an air flow cover extends at the upper part of the air flow groove, an air inlet opening is contracted to form in the center of the top part of the air flow groove, the lower part of the air flow groove extends to the lower part of a working platform and forms a cotton blowing tube which is contracted in a flat shape; the cotton driving roller is connected on the external wall of the box wall corresponding to the length direction of the box body through a pair of cotton driving roller adjustment devices; the combing roller is penetrated into the air flow groove. The short fiber conveying mechanism has the advantages that the cotton driving roller is ensured to adapt to the driving of the short fiber cotton blankets with different thicknesses; the short fibers carried by the air flow and blown out from the cotton blowing tube which extends to the lower part of the working platform and corresponds to the melting and extrusion mechanism is guaranteed, and the short fibers and the hot melting fibers which are extruded from the melting and extrusion mechanism are merged and stuck to form into the melt-blown fiber layer.

Description

The staple fiber delivery mechanism of melt blown nonwoven cloth processor

Technical field

The utility model belongs to field of non-weaving textile machinery technology, be specifically related to a kind of staple fiber delivery mechanism of melt blown nonwoven cloth processor, be used for using processing the melt spraying non-woven fabrics finished product with the melt extruded mechanism of melt blown nonwoven cloth processor and combined shaping mechanism synergy.

Background technology

Melt spraying non-woven fabrics is by the on-woven product that abroad takes the lead in developing, by the upper and lower two-layer meagre on-woven fiber layer of cloth that is rich in pore with occupy constituting between the on-woven fiber layer of cloth, say sandwich (sandwich) form that shows as from structure with the on-woven fiber blocking fibrage that contains the heat fusing binder fiber (custom claims layer of meltblown fibers) together.Restorability when compression when this melt spraying non-woven fabrics product compresses on thickness direction and release is very excellent, has ultimate attainment bulkiness, elasticity, gas permeability, warmth retention property as sheet material integral body, thereby receives the concern of apparel industry.For example: when melt spraying non-woven fabrics is used as the pad material (also claiming lining or liner) of the product such as down coat, eiderdown quilt, can embody advantages such as ventilative, the warmth retention property more even more ideal than natural down.But, so far still useless the founding certainly of success in the processing melt spraying non-woven fabrics of China is equipped with, again since offshore company in order to ensure in the advantage of China market and not outlet device of melt spraying non-woven fabrics product, even in the literature as U.S. Pat 5508102, US4931355, US4755178, US4623576, US4604313 etc. are also very limited to the disclosure degree of complete melt spraying non-woven fabrics equipment, therefore, the clothes of present China, the employed melt spraying non-woven fabrics of bedding manufacturing enterprise is dependence on import helplessly, be subjected to the price restraining factors bigger, lose the market competitiveness of final products.In view of this, the applicant thinks and is necessary that the autonomous angle of the industry that stands in is broken through.The applicant explores, and it is terse and dispose reasonable, easy to use and operation requires not harsh, cheap and can satisfy the melt blown nonwoven cloth processor (patent application is arranged in addition) that the nonwoven production industry is used successfully to have developed structure.As the melt spraying non-woven fabrics complete machine, mainly contain melt extruded mechanism and staple fiber delivery mechanism and combined shaping mechanism and form, the responsibility of melt extruded mechanism is that plastic particle processing is become the heat fusing fiber; The task of staple fiber delivery mechanism is staple fibre to be transported to spinning head the place ahead of melt extruded mechanism and to force staple fibre and the heat fusing fiber converges to be sticked together and forms the layer of meltblown fibers of heat fusing binder fiber; The function of combined shaping mechanism is to make two width of cloth or deserve to be called down two-layer non-woven fibre cloth the layer of meltblown fibers envelope is constituted the melt spraying non-woven fabrics finished product.In above-mentioned three mechanisms, the structure of staple fiber delivery mechanism has certain being particular about, for example: should make and drive cotton roller and adapt to the staple fibre cotton blanket of different-thickness is driven to the carding roller effectively; Should guarantee successfully to be transported to the position that the heat fusing fiber that is able to extrude with melt extruded mechanism converges mutually by the fluffy staple fibre that carding roller comb is got.

Summary of the invention

Task of the present utility model is to provide a kind of can making to drive cotton roller and the different staple fibre cotton blanket of thickness is effectively driven and can be ensured will successfully be transported to the position of converging mutually with the heat fusing fiber by the staple fibre that carding roller comb is got and force staple fibre and the effective adhesion of heat fusing fiber and form the staple fiber delivery mechanism of the melt blown nonwoven cloth processor of layer of meltblown fibers.

Task of the present utility model is finished like this, a kind of staple fiber delivery mechanism of melt blown nonwoven cloth processor, and it comprises a casing, is located on the workbench; One carding roller is arranged in the case chamber of casing, articulate with the corresponding tank wall of the length direction of casing and with the connection that is located at the carding roller drive unit transmission on the workbench; One airslide communicates with the case chamber of casing every the back of being located at casing and at the length direction corresponding to the carding roller; One backup plate is fixed with the corresponding tank wall of the length direction of casing the side on the upper side at the rear side corresponding to the carding roller; One drives the cotton roller that drives of transporting to the carding roller with being used for that the transmission of cotton roller drive unit connects of driving that is located on the workbench with the staple fibre cotton blanket, is attached on the corresponding tank wall of length direction of casing and portion is corresponding on the upper side at the rear side of the place ahead of described backup plate and carding roller; Characteristics are: the top of described airslide extends one and is used for pressure air is incorporated into the air bell that airslide goes, the center of top of air bell is narrow to shorten an air inlet that is used to scoop out pressure air into, and the bottom of airslide extends to the below of described workbench and be formed with the cotton pipe of spray of further taking the staple fibre ejection of being got by carding roller comb with the narrow air-flow that is used for the air feed chute that contracts of flat; The described cotton roller that drives drives on the outer wall of corresponding tank wall of length direction that the cotton roller regulator is connected described casing by a pair of; The length direction of described carding roller probes into airslide at the nearly middle part corresponding to described airslide.

In a specific embodiment of the present utility model, described air bell extends top in airslide in any one direct or indirect mode of extending.

In another specific embodiment of the present utility model, described further with flat narrow contract be meant the spray cotton pipe the narrow gradually vallecular cavity diameter that shortens into less than airslide of lumen diameter.

Go back in the specific embodiment of the present utility model, the described a pair of cotton roller regulator that drives respectively includes a pressure arm, the rear end hub setting of this pressure arm is in the tank wall outside of casing, front end sleeve is located to be adjusted on the screw rod, the lower end of adjusting screw rod is fixed on the screw bolt seat, screw bolt seat is received the tank wall outside at casing, the upper end of adjusting screw rod is equipped with spring, the lower end of spring contacts with pressure arm, the upper end contacts with the adjustment nut, the adjustment nut revolves to fit over adjusts on the screw rod described nearly middle part of driving the cotton roller hub setting at pressure arm.

In another specific embodiment of the present utility model, described roller drive unit comprises one first motor, this first motor is fixed on the workbench, be installed with first sprocket wheel on the power output shaft of first motor, be arranged with an end of first chain on first sprocket wheel, the other end of first chain is nested with on second sprocket wheel, and second sprocket wheel is fixed on and drives on the cotton roller.

In another specific embodiment of the present utility model, on the described casing and be hinged with one corresponding to the place ahead of carding roller and be used for the carding roller is in the protecting cover that covers the state of protecting.

More of the present utility model and in specific embodiment, described carding roller drive unit comprises second motor, first driving belt, first driven wheel, second motor is installed on the workbench, first driving wheel is fixed on the power output shaft of second motor, first driven pulley is fixed on the carding roller and is stretched on the outer roller axle of the tank wall of length direction of described casing, and the two ends of first driving belt are nested with respectively on first driven wheel.

In of the present utility model and then specific embodiment, the surface of described carding roller is useful on broach from staple fibre to staple fibre cotton blanket comb that get with any one arranged in form in rule format or the irregular form.

Of the present utility model again more and in specific embodiment, described broach tilts.

In again of the present utility model and then specific embodiment, the angle of inclination of described inclination is 10-35 °.

The advantage of technical scheme disclosed in the utility model: owing to will drive cotton roller and be linked on the casing, therefore can make and drive cotton roller and adapt to automatically the staple fibre cotton blanket of different-thickness is driven by a pair of cotton roller regulator that drives; Because airslide is reasonable in design, can not only make pressure air be incorporated into airslide, and can ensure by air-flow and take staple fibre from spraying with the melt extruded mechanism cotton pipe of corresponding spray of being stretched over workbench below, converge adhesion with heat fusing fiber that the melt extruded machine is extruded and become layer of meltblown fibers.

Description of drawings

Fig. 1 is a specific embodiment structure chart of the staple fiber delivery mechanism of the utility model melt blown nonwoven cloth processor.

Fig. 2 is Fig. 1 mechanism and melt extruded mechanism, the combined shaping mechanism schematic diagram of assembly mutually.

Fig. 3 is the structure chart of the combined shaping mechanism of Fig. 2 signal.

Fig. 4 for the staple fiber delivery mechanism of melt blown nonwoven cloth processor of the present utility model with staple fibre with the heat fusing fiber converges and confession combined shaping mechanism is combined into the schematic diagram of melt spraying non-woven fabrics.

The specific embodiment

For make your auditor especially the public can fully understand technical spirit of the present utility model, special be explained in detail with concrete embodiment in conjunction with the accompanying drawings, but all just descriptions of embodiment do not constitute restriction to technical solutions of the utility model.

Please see Fig. 1, casing 1 as staple fiber delivery mechanism is fixedly installed on the workbench 28, the tank wall of the both sides of the length direction of this casing 1 also is that the left and right sides tank wall of shown position state constitutes symmetry substantially, the roller axle at the two ends of carding roller 17 respectively passes through bearing block 27 hub settings on described both sides box wall, and pair of bearing 27 usefulness bolts or other similar fixture are fixed on the axle bed support 26, and axle bed support 26 is fixed on the outer wall of tank wall of correspondence of length direction of casing 1.The roller body surface in the case chamber of casing 1 that carding roller 17 is positioned at entire body be furnished with broach 18, and the crown of broach 18 forms and, incline direction is towards the direction of rotation of carding roller 17 or claim towards the following backup plate that also will mention 10, preferred angle of inclination is 10-35 °, be preferably 10-25 °, more preferably 10-20 ° is preferably 15 °.As embodiment, given broach 18 with conformation of rules be formed on the carding roller 17, so-called conformation of rules (formula) is meant between every row's broach 18 and is formed with essentially identical spacing.Yet if broach 18 is arranged in the surface of carding roller 17 in random governed mode, so this mode is irregular form, from the carding effect of reality preferred the former.The effect of broach 18 is that signal staple fibre cotton blanket 29 combs are in the drawings got staple fibre 105 (Fig. 4 shows), the alleged here staple fibre cotton blanket 29 preferred polyster fibre cotton blankets that adopt.

Carding roller 17 is driven by carding roller drive unit, when second motor 16 on being fixed on workbench 28 is worked, just drive 13 rotations of first driven pulley by first driving wheel 15 by first driving belt 14, because first driven pulley 13 is the roller mouth axle axle heads that are fixed on carding roller 17, therefore drive its rotation by first driven pulley 13, in rotary course by broach 18 to getting staple fibre by driving staple fibre cotton blanket 29 combs that cotton roller 24 is driven to.Drive for the staple fibre cotton blanket 29 that drives 24 pairs of different-thickness of cotton roller (grammes per square metre) can both be remained valid, the two ends that therefore will drive cotton roller 24 link with the corresponding tank wall of the length direction of casing 1 by means of a pair of cotton roller regulator of setting up that drives.The a pair of structure of mentioning below of driving the cotton roller regulator belongs to structure preferred but not that be limited to, one end of the pressure arm 7 of each device articulates by the outer wall of little axle 8 with casing 1, the other end of pressure arm 7 is set on by the screw hole on it 22 and adjusts on the screw rod 23, adjusting screw rod 23 is vertically fixed on the screw bolt seat 2, on adjustment screw rod 23, be equipped with a spring 21, and dispose adjustment nut 20 in the top ends of adjusting screw rod 23.When regulating clockwise or counterclockwise when adjusting nut 20, just can be by 7 effects of 21 pairs of pressure arms of spring, make to be nested with to upwarp or the degree that drops is limited at an end of adjusting the pressure arm 7 on the screw rod 23.Driving the two ends of cotton roller 24 and the nearly middle part of a pair of pressure arm 7 articulates and drives any end (present embodiment is selected left end) of cotton roller 24 and drive cotton roller regulator transmission connection.When first motor, 3 work that are fixed on the workbench 28, be fixed on second sprocket wheel 6 that drives on the cotton roller 24 by first sprocket wheel 4 on power output shaft that is fixed on first motor 3 or the title motor shaft by 5 drives of first chain, drive cotton roller 24 rotation thereby make, by driving that cotton roller 24 will draw and staple fibre cotton blanket 29 in the passage that drives cotton roller 24 and the backup plate 10 drives and transports to carding roller 17.Backup plate 10 is being fixed with the corresponding tank wall of the length direction of casing 1 side on the upper side corresponding to the rear side of carding roller 17, with the place ahead corresponding (parallel) of the air drain plate 30 of airslide 9.

Be hinged with a protecting cover 19 in the front side of casing 1 and corresponding to the portion on the upper side of carding roller 17 by hinge or bearing pin, when carding roller 17 was in running order, protecting cover 19 lids closed, and when the operation that will clear up and so on, then opened protecting cover 19.At the rear side of casing 1 or claim the back of casing 1 and be that carrier has been separated out an airslide 9 with casing 1 in zone corresponding to the length direction of carding roller 17, the part of carding roller 17 corresponding to and probe into the vallecular cavity (Fig. 2 shows) at the middle part of airslide 9.The top of airslide 9 extends one and is used for compressed air is incorporated into the air bell 11 that vallecular cavity goes, and, the center of top of air bell 11 is narrow to contract and constitutes one and be used to scoop out compressed-air actuated air inlet 12, in the present embodiment, air bell 11 has been arranged on indirectly the top of airslide 9, here two bodies of being said that are meant air bell 11 and airslide 9 that extend are indirectly processed, then with screw and add sealing gasket air bell 11 and airslide 9 tops are fixed, if in the processing of the top of airslide 9 one, so this formal definition is for directly extending with air bell 11.The bottom of airslide 9 constitutes the cotton pipe 25 of spray with the narrow form that contracts gradually, and this spray is cotton manages 25 spinneret 41 places as the spinning head 38 of the melt extruded mechanism of melt blown nonwoven cloth processor of passing that workbench 28 also will mention below extending to.When pressure air or claim compressed air by pipeline when air inlet 12 is incorporated in the vallecular cavity of airslide 9, just force the cotton mouthful of 25a ejection of the spray of staple fibre 105 through spraying cotton pipe 25 of getting from carding roller 17 comb by air, the staple fibre 105 of ejection converges mutually and mixes to be sticked together with the heat fusing fiber 104 (Fig. 4 signal) that is sprayed by spinneret 41 and forms layer of meltblown fibers 106 (Fig. 4 shows).

Please consult Fig. 2, this figure has provided that staple fiber delivery mechanism of the present utility model matches with melt extruded mechanism, combined shaping mechanism and the overall structure that constitutes complete melt blown nonwoven cloth processor, melt extruded mechanism with level be located on the platform 43 of support 47, and combined shaping mechanism is disposed at the below of staple fiber delivery mechanism of the present utility model.

On the platform 43 of support 47, be installed with second guide rail 44, second roller, 45 sliding the fitting on second guide rail 44 of screw case support 33 bottoms of melt extruded mechanism, platform 43 links or claims to dock by skeleton and workbench 28, the staff can climb to platform 43, workbench 28 and carry out corresponding operation, for example, and for example staple fibre cotton blanket conveying roller 31 is changed or the like to the feed hopper 36 feeding plastic pellets of melt extruded mechanism.Here the plastic pellet of mentioning is PP, is polypropylene particles.Polypropylene particles is fed feed hopper 36, carry out heat fusing by the screw case 37 that is located on the screw case support 33, heating head 46 on the material liquid outlet passage of screw case 37 (employing electrical heating) heating, the spinneret 41 that enters spinning head 38 after filtering through filter screen 39 is again extruded, form heat fusing fiber 104, promptly form polypropylene fibre.The work of the screw rod in the screw case 37 is driven by motor 48, specifically: drive the screw shaft belt pulley 35 that is fixed on the screw shaft by the motor pulley on the power output shaft of motor 48 32 by belt 34.Shown in figure, on spinning head 38, also offer a plurality of gas vent passages 40, the preferred amount of gas vent passage 40 is 3, they are alternate offering around centre gangway 42, each gas vent passage 40 is with respect to spinneret 41 axioversions, and equidistantly is apart 120 ° of configurations around spinneret 41 ring-types.Do not allow and explain, the effect of gas vent passage 40 is to make each strand air-flow that comes out from each passage can produce effects equivalent to the material of extruding the centre gangway 42.Gas vent passage 40 is 12-45 ° with spinneret 41 longitudinal axis, is preferably 15-40 °, and more preferably 25-35 °, be preferably 28-32 °, the hot-air in the gas vent passage 40 is by introducing with the pipeline that the hot-air source of the gas connects mutually.

Staple fibre cotton blanket conveying roller above-mentioned 31 hub settings are supported on the 31a at a pair of axle bed, and axle bed support 31a is fixed on the workbench 28.

Please see that Fig. 3 and continuation are in conjunction with Fig. 2, Fig. 3 has provided a kind of specific embodiment structure of combined shaping mechanism, and the effect that this combined shaping mechanism is taken on is to be that the upper and lower surface of the layer of meltblown fibers 106 handed over of first, second non-woven fibre cloth 50,71 and front is carried out complexing and formed melt spraying non-woven fabrics finished product 87 with two-layer non-woven fibre cloth meagre and that be rich in pore.The particular location of combined shaping mechanism occupy the below of the staple fiber delivery mechanism that the utility model recommends, and more particularly is in the below of workbench 28, and corresponding with the spinning head 38 of melt extruded mechanism.A frame 60 as combined shaping mechanism constitutes guideways or claims rolling pair by the second a pair of parallel guide rail 61 on two group of second roller 62 of its two bottom sides and the terrace that is laid in.Because frame 60 can be mobile according to needing, and therefore can adjust the appropriate distance between combined shaping mechanism and the spinning head 38 as required.The a pair of upper and lower air entraining pipe 53,55 of combined shaping mechanism is configured on the portal frame 89 of axle bed support 70, by shown in Figure 3, the two ends of last air entraining pipe 53 are separately fixed on a pair of top chock 88, and top chock 88 can be slided up or down and fits on the portal frame 89, each top chock 88 connects firmly with the adjustment screw 86 that is engaged on the portal frame 89 accordingly, adjust screw 86 by suitable/counterclockwise adjusting, just can make top chock 88 up or move down, so that go up the spacing increase between air entraining pipe 53 and the following air entraining pipe 55 or dwindle.As shown in the above description, but last air entraining pipe 53 be up-down adjustment be arranged on the portal frame 89, and down the two ends of air entraining pipe 55 are fixed on a pair of step 100, a pair of step 100 is fixed on the portal frame 89, hence one can see that, and following air entraining pipe 55 is nonadjustable.On the tube wall of a side of the top spinning head of repeatedly mentioning 38 and along the length direction of upper and lower air entraining pipe 53,55, respectively offer air channel 75 53,55 of upper and lower air entraining pipes, the width of air channel 75 is preferably 2-5cm, be preferably 4cm, the two ends of upper and lower air entraining pipe 53,55 are connected by pipeline and negative pressure generator such as vavuum pump or negative-pressure air fan.A pair of upper and lower composite roll 52,54 respectively passes through pair of bearings 78 hub settings on upper and lower air entraining pipe 53,55, and maintain the gap between the outer wall of the inwall of upper and lower composite roll 52,54 and upper and lower air entraining pipe 53,55, on the roll body of upper and lower composite roll 52,54, be densely covered with hole shape and be not subjected to the concrete suction hole 102 that limits, by suction hole 102 air is caused air channel 75, so arrive by first, second tube chamber dividing plate 101,99 respectively in the tube chamber of upper and lower air entraining pipe 53,55 institute in corresponding and the bleed chamber 77 that air channel 75 communicates that sets out.Described a pair of first, second tube chamber dividing plate 101,99 promptly distributes with the splayed of 90 ° of the deflections to the right shown in scheming with horizontally-arranged, this setup helps gas collection, makes to draw respectively and first, second non-woven fibre cloth 50,71 to the upper and lower composite roll 52,54 produces good subsides roller effect.The same end of upper and lower composite roll 52,54 disposes the upper and lower composite roll gear 79,76 that both are engaged with each other respectively, and wherein, following composite roll gear 76 connects with the transmission of composite roll drive unit.The 3rd motor 85 work when the composite roll drive unit, after being fixed on first reduction box, 66 decelerations on the frame 60, drive the 3rd sprocket wheel 81 by the 4th sprocket wheel 84 on the output shaft of first reduction box 66 through second chain 83, because the 3rd sprocket wheel 81 connects firmly in hub setting on the pinion seat 82 that is arranged on frame 60 mutually with pinion 80, therefore drive pinion 80 rotations by the 3rd sprocket wheel 81, again because pinion 80 is to be meshed with following composite roll gear 76, therefore order about down 76 rotations of composite roll gear by pinion 80, make a pair of upper and lower composite roll 52,54 rotations.Be used for the guiding of the second non-woven fibre cloth 71 or claim to carry out the transition to down composite roll 54 gets on a pair of first, second down transition roller 73,98 respectively by transition roller seat 74,97 under first, second hub setting in axle bed support 103 and frame 60, be used for the first non-woven fibre cloth 50 is directed into that composite roll 52 gets at least one go up transition roller 72 then hub setting at workbench shown in Figure 2 28, more particularly, hub setting is at the back side of workbench 28.Show by figure is detailed, a pair of first, second is in fabric input mouth one side of composite roll 54 down in position of transition roller 73,98 down, last transition roller 72 is then corresponding to fabric input mouth one side of last composite roll 52, here said fabric input mouth one side is meant 52,54 those sides towards spinning head 38 of upper and lower composite roll, and then can be obtained understanding by the arrow in opposite directions that is indicated on the upper and lower composite roll shown in Figure 3 52,54.The first non-woven fibre cloth 50 is carried by last door curtain made of cloth roller 49, and last door curtain made of cloth roller 49 hub settings are on last door curtain made of cloth roller bearing 51 (Fig. 2 shows), and the optimum position of last door curtain made of cloth roller bearing 51 is located on the workbench 28; The second non-woven fibre cloth 71 is provided by following door curtain made of cloth roller 67, and following door curtain made of cloth roller 67 hub settings are on following door curtain made of cloth roller bearing 68, and following door curtain made of cloth roller bearing 68 preferably is located at the bottom of frame 60.

Please specifically see Fig. 3, for the center of the fabric input mouth that makes a pair of upper and lower composite roll 52,54 on the portal frame 89 that is located at axle bed support 70 can be good corresponding with spinning head 38, therefore a pair of axle bed support 70 has adopted the design that liftable is adjusted, specifically realize by axle bed support lowering or hoisting gear, the two ends hub setting of a hand wheel shaft 92 of this axle bed support lowering or hoisting gear is on frame 60, parallel with the length direction of axle bed support 70, on hand wheel shaft 92, be fixed with a pair of transmission bevel gear 103, and set firmly an adjustment handwheel 93 in an end end of hand wheel shaft 92; Two pairs of worm screw casees 69 (four) of axle bed support lowering or hoisting gear are configured in position corresponding to the frame 60 of below, axle bed support 70 two ends, the adjusting screw(rod) 95 of each worm gear case 69 is fixing with axle bed support 70, and each connects with 103 transmissions of transmission bevel gear by a worm shaft 96 that disposes worm shaft gear 94 worm gear case 69.When handwheel 93 is adjusted in clockwise manipulation, hand wheel shaft 92 rotations, drive a pair of simultaneously and its engaged worm shaft gear 94 by a pair of transmission bevel gear 103 on the hand wheel shaft 92, make a pair of worm shaft 96 rotations, make by worm shaft 96 on the adjusting screw(rod) 95 of each worm gear case 69 and lift, finally make axle bed support 70 take upper and lower composite roll 52,54 and rise, vice versa.

Still ask for an interview Fig. 3 and in conjunction with Fig. 2, one-tenth winding up roller 56 as combined shaping mechanism is hubbed on a pair of one-tenth winding up roller support 58, become winding up roller support 58 to be fixed on an end top of frame 60, become winding up roller 56 and the transmission of rolling roll driving apparatus to connect, to collect rolling via the melt spraying non-woven fabrics finished product 87 that fabric guide roll 90 is derived by becoming winding up roller 56, fabric guide roll 90 by 91 hub settings of fabric guide roll pivot seat on axle bed support 70, and corresponding to exit slot one side of upper and lower composite roll 52,54.The rolling roll driving apparatus that provides comprises the 4th motor 65, the 4th motor 65 and 64 assembly of second reduction box and be installed on the frame 60, on the final stage power output shaft of second reduction box 64, set firmly the 6th sprocket wheel 63, an end of socket the 3rd chain 59 on the 6th sprocket wheel 63, and the other end of the 3rd chain 59 is nested with on the 5th sprocket wheel 57, and the 5th sprocket wheel 57 is installed in into the roll shaft axle head of winding up roller 56.

Ask for an interview Fig. 4 and in conjunction with Fig. 1 to Fig. 3, the applicant narrates operation principle of the present utility model, motor 48 work of melt extruded mechanism, screw case 37 operations, melt extrude by the polypropylene particles of the screw rod in the screw case 37 feed hopper 36 feedings, heating head 46, screen pack 39 on passage enter spinning head 38, and from spinneret 41 ejections, the material of ejection is a heat fusing fiber 104.In the work of aforesaid melt extruded mechanism, staple fiber delivery mechanism of the present utility model and combined shaping mechanism are all in running order.The staple fibre cotton blanket 29 that unwinding (separating) goes out on staple fibre lap conveying roller 31 enters backup plate 10 and drives the cotton passage that draws between the cotton roller 24, driving cotton roller 24 rotates under the effect of roller drive unit, staple fibre cotton blanket 29 dragged downwards draw, arrive at carding roller 17, get staple fibre 105 by 18 combs of the broach that plays the plucking effect on the carding roller 17, the staple fibre 105 that comb is got shows as puffy, enter into airslide 9, because the air inlet 12 of airslide 9 is to be connect by pipeline and the source of the gas with pressure air, therefore the air-flow of being introduced by air inlet 12 forces staple fibre 105 cotton mouthful of 25a ejection of spray from the cotton pipe 25 of spray of airslide 9 bottoms, and because the cotton mouthful 25a of the spray of the cotton pipe 25 of spray is positioned at the place ahead of spinning head 38 just, more particularly just in time corresponding to the place ahead of spinneret 41, so, staple fibre 105 is that polyacrylic heat fusing fiber 104 converges mutually and is sticked together with the material of spinneret 41 ejection just, forms the fluffy layer of meltblown fibers 106 just as apperance as the continuous fish scale by Fig. 4 signal.Meanwhile, by last, following door curtain made of cloth roller 49, draw on 67 two first, the second non-woven fibre cloth 50,70 respectively through last transition roller 72 and a pair of second, first time transition roller 98, draw after 73 the transition and to last, following composite roll 52, on 54, because it is last, following composite roll 52, being covered with respectively on 54 has suction hole 102, and suction hole 102 be opened in, following air entraining pipe 53, air channel 75 on 55 communicates, again because last, following air entraining pipe 53,55 two ends respectively connect with negative pressure generator or title vacuum extractor by the pipeline of butt joint, therefore under suction function, can make first, the second non-woven fibre cloth 50,70 post reliably last, following composite roll 52, on 54 the roller wall.Because of the aforesaid heat fusing fibrage 106 that is obtained by melt extruded mechanism and staple fiber delivery mechanism synergy is sprayed onto on a pair of, following composite roll 52, the 54 roller lip lips that form each other, promptly be injected to first, the second non-woven fibre cloth 50, between 70, therefore under suction function, can make pass through on, following composite roll 52, between 54 first, the second non-woven fibre cloth 50,70 with heat fusing fibrage 106 envelopes and be sticked together, last, following composite roll 52,54 rear side is that exit slot one side forms fluffy, soft, whippy melt spraying non-woven fabrics finished product 87 (Fig. 2 to Fig. 4 shows).Melt spraying non-woven fabrics finished product 87 is derived and by one-tenth winding up roller 56 rollings as drive roll, is drive roll owing to become winding up roller 56 through fabric guide roll 90 (Fig. 3 shows), and therefore, upper and lower door curtain made of cloth roller 49,67 belongs to driven roll, need not be equipped with the independent cloth power that moves back.Through the applicant melt spraying non-woven fabrics finished product 87 of identical grammes per square metre is paid test organization with natural down and test, the result shows that indexs such as gas permeability, warmth retention property, elasticity all are better than natural down.So, utilize the utility model processing machine to can be China's down coat, bedding provide technical guarantee with the pad material.

Claims (10)

1, a kind of staple fiber delivery mechanism of melt blown nonwoven cloth processor, it comprises a casing (1), is located on the workbench (28); One carding roller (17) is arranged in the case chamber of casing (1), articulate with the corresponding tank wall of the length direction of casing (1) and with the connection that is located at the carding roller drive unit transmission on the workbench (28); One airslide (9) communicates with the case chamber of casing (1) every the back of being located at casing (1) and at the length direction corresponding to carding roller (17); One backup plate (10) is fixed with the corresponding tank wall of the length direction of casing (1) side on the upper side at the rear side corresponding to carding roller (17); One be located on the workbench (28) drive that the transmission of cotton roller drive unit connects be used for the staple fibre cotton blanket drive transport to carding roller (17) drive cotton roller (24), be attached on the corresponding tank wall of length direction of casing (1) and portion is corresponding on the upper side at the rear side of the place ahead of described backup plate (10) and carding roller (17); The top that it is characterized in that described airslide (9) extends one and is used for pressure air is incorporated into the air bell (11) that airslide (9) goes, the center of top of air bell (11) is narrow to shorten an air inlet (12) that is used to scoop out pressure air into, and the bottom of airslide (9) extends to the below of described workbench (28) and be formed with the cotton pipe of spray (25) of further taking the staple fibre ejection of being got by carding roller (17) comb with the narrow air-flow that is used for air feed chute (9) that contracts of flat; The described cotton roller (24) that drives drives on the outer wall of corresponding tank wall of length direction that the cotton roller regulator is connected described casing (1) by a pair of; The length direction of described carding roller (17) probes into airslide (9) at the nearly middle part corresponding to described airslide (9).

2, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 1 is characterized in that described air bell (11) extends in the top of airslide (9) in any one direct or indirect mode of extending.

3, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 1 is characterized in that describedly further being meant the narrow gradually vallecular cavity diameter that shortens into less than airslide (9) of lumen diameter of the cotton pipe of spray (25) with narrow the contracting of flat.

4, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 1, it is characterized in that the described a pair of cotton roller regulator that drives respectively includes a pressure arm (7), the rear end hub setting of this pressure arm (7) is in the tank wall outside of casing (1), front end sleeve is located to be adjusted on the screw rod (23), the lower end of adjusting screw rod (23) is fixed on the screw bolt seat (2), screw bolt seat (2) is received the tank wall outside at casing (1), the upper end of adjusting screw rod (23) is equipped with spring (21), the lower end of spring (21) contacts with pressure arm (7), the upper end contacts with adjustment nut (20), adjustment nut (20) revolves to fit over adjusts on the screw rod (23) described nearly middle part of driving cotton roller (24) hub setting at pressure arm (7).

5, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 1, it is characterized in that described roller drive unit comprises one first motor (3), this first motor (3) is fixed on the workbench (28), be installed with first sprocket wheel (4) on the power output shaft of first motor (3), be arranged with an end of first chain (5) on first sprocket wheel (4), the other end of first chain (5) is nested with on second sprocket wheel (6), and second sprocket wheel (6) is fixed on and drives on the cotton roller (24).

6, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 1 is characterized in that described casing (1) is gone up and is hinged with one corresponding to the place ahead of carding roller (17) being used for carding roller (17) is in the protecting cover (19) that covers the state of protecting.

7, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 1, it is characterized in that described carding roller drive unit comprises second motor (16), first driving belt (14), first is main, driven pulley (15,13), second motor (16) is installed on the workbench (28), first driving wheel (15) is fixed on the power output shaft of second motor (16), first driven pulley (13) is fixed on carding roller (17) and is stretched on the outer roller axle of the tank wall of length direction of described casing (1), and the two ends of first driving belt (14) are nested with first main respectively, driven pulley (15,13) on.

8,, it is characterized in that the surface of described carding roller (17) is useful on broach (18) from staple fibre to staple fibre cotton blanket comb that get with any one arranged in form in rule format or the irregular form according to the staple fiber delivery mechanism of claim 1 or 6 or 7 described melt blown nonwoven cloth processors.

9, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 8 is characterized in that described broach (18) tilts.

10, the staple fiber delivery mechanism of melt blown nonwoven cloth processor according to claim 9, the angle of inclination that it is characterized in that described inclination is 10-35 °.

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