CN1060253A - Stenter - Google Patents
Stenter Download PDFInfo
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- CN1060253A CN1060253A CN91109091A CN91109091A CN1060253A CN 1060253 A CN1060253 A CN 1060253A CN 91109091 A CN91109091 A CN 91109091A CN 91109091 A CN91109091 A CN 91109091A CN 1060253 A CN1060253 A CN 1060253A
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- stenter
- laminate
- tentering
- air
- gripper shoe
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- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
A pair of tentering wheel is to be rotatably installed in the body on a pair of gripper shoe, article one, strap lug is around tentering wheel top and many rotary pulleys, be sent to the film on the tentering wheel, be clipped in belt and tentering the wheel between and be transferred, produced and, face film by ventilating duct and blow away by fan with the air stream that heater heats, and by being installed in the bellows on the body, the circulation return fan, the tentering wheel is cooled off by local in tank.Gripper shoe can be connected with screw rod with changeing, thereby can change distance and angle between plate.The stretching, extension width of film or stretching, extension ratio are to regulate with the mode that changes distance and angle like this.
Description
The present invention relates to ductile long lamelliform spare of tentering on width, polyethylene film (comprising the film that cracks) for example, net, braided fiber and non-woven fiber.
Among the Japanese Patent No. 57-30056, a kind of known stenter is arranged, these facility have a pair of gripper shoe, input side in long lamelliform spare, and its spacing is from less and bigger in the outlet side distance.Tentering wheel and endless belt are contained on the gripper shoe, so that by clamp lamelliform spare between wheel and belt, this lamelliform spare of tentering on width uses far infra-red heater or hot-air, lamelliform spare is heated to the temperature that is suitable for tentering.
Spline shaft with lamelliform spare input side of gripper shoe is connected, and the other end can be around a rotation that links to each other with fluted shaft at outlet side, and this removable in the horizontal direction.
In this stenter, after being heated to a certain temperature at ductile lamelliform spare, radiant heat or hot-air loose owing to it not being collected, so there is the shortcoming of a large amount of thermal loss.In addition when using far infra-red heater, owing to be difficult to radiant heat is carried out temperature control, so exist if stop laminate, to make this part fusing itself and the shortcoming of infringement product quality, in this stenter, though two blocks of plates can make the width dimension of laminate adjustable by being connected with spline shaft, motionless far infra-red heater and chewing makes it the extension region of whole laminate can not be heated to constant temperature.
In above-mentioned stenter, during the laminate tentering, when with radiant heat or hot air laminate, tentering wheel and endless belt are heated simultaneously, laminate is heated once, tentering wheel and belt then are heated to and the same temperature of laminate continuously, the laminate that is clipped in like this between wheel and belt can be wrinkling, the worst is, and the wrinkle district that becomes is melted and adheres on tentering wheel and the belt and damage, and around with rotary pulley that belt engages on, and produced owing to cause thermal damage makes the shortcoming that the life-span of belt itself obviously shortens.
In above-mentioned stenter, it does not have explanation how to regulate between gripper shoe and the problem of definite angle, so be necessary to improve the method that width or stretching, extension ratio are stretched in the adjusting of ductile plates or film.
The stenter that the purpose of this invention is to provide a kind of hot air circulate, the hot-air of its circulation are to blow away facing to ductile long laminate, so can improve the thermal efficiency that whole laminate is heated to constant temperature, obtain stable product quality.
The further purpose of the present invention provides a kind of stenter, and it can prevent that ductile long laminate from corrugating or the crack, and can prevent that the temperature of conveyer from descending.
A further object of the invention provides a kind of stenter, the stretching, extension width of the ductile long laminate of its more convenient adjusting or stretching, extension ratio.
According to a kind of situation of the present invention, the stenter that is provided comprises a body; A pair of in body shelf respect to one another, a pair of tentering wheel, each is taken turns and is contained on the shelf; , the belt on the tentering wheel; One ductile long laminate, it is sandwiched in tentering wheel and by between the belt on pulley; Hot air generator is used to produce air stream, it is heated into hot-air, and blows hot-air facing to laminate; The hot air circulate passage is used to the hot-air that circulates and blow facing to laminate.
By the present invention, hot-air is to blow away and circulate facing to laminate or film.So after the laminate heating, utilize preheated air again and improve the thermal efficiency, whole in addition laminate is heated to constant temperature simultaneously, thereby obtains stable product quality.
According to another kind of situation of the present invention, the stenter that is provided comprises: conveyer, be used to carry near a long laminate that is sandwiched in that, thus on the laminate width with its broadening; Heater is used for the transmission heating laminate on conveyer; Cooling device is used for cooling transport device.
The present invention prevents the wrinkling and crackle of laminate, and can prevent that temperature from descending.
By another situation of the present invention, the stenter that is provided comprises a body; A pair of clamping conveyer is used to clamp and transmits a ductile long laminate, so as laminate width broadening it; Input side variable in distance device is used at the laminate width, moves at least one clamping conveyer at the input side of laminate, thereby has changed distance between a pair of clamping conveyer at input side; Outlet side variable in distance device is used at the laminate width, moves at least one clamping conveyer at the outlet side of laminate, thereby has changed distance between a pair of clamping conveyer at outlet side.
Inputing or outputing side, the distance between the gripper shoe can change arbitrarily, so need not interrupt the operation of machine, just can change the stretching, extension width of laminate or stretch ratio.
Existing the present invention by embodiment mode and consult accompanying drawing and give in narration, wherein:
Fig. 1 is a stenter perspective view of the present invention,
Fig. 2 is the gripper shoe in the stenter, the cross-section side view of hot air circulate passage and hot-air guided plate,
Fig. 3 is a gripper shoe, the plane of hot air circulate passage and hot-air guided plate,
Fig. 4 is the plane of heat-air generation device,
Fig. 5 is the plane of gripper shoe and stretching, extension-width/stretching, extension-rate regulation mechanism,
Fig. 6 is the front view of gripper shoe and stretching, extension-width/stretching, extension-rate regulation mechanism,
Fig. 7 is the amplification profile diagram of A part among Fig. 6,
Fig. 8 is the perspective view of heat-air guide plate in the stenter,
Fig. 9 is heat-air guide plate internal structure view,
Figure 10 is the portable plate Caster view in heat-air guide plate,
Figure 11 is the wires top view that coil spring is received heat-air guide plate,
Figure 12 is that hydraulic cylinder is received a wires top view,
Figure 13 is arranged on the coil spring view between the portable plate,
Figure 14 shows the hydraulic cylinder view that is arranged between the portable plate,
Figure 15 is three tank views that two pulleys of cooling and belt are used,
Figure 16 is the view of another kind of gripper shoe,
Figure 17 to 21 is various stretching, extension-width/stretching, extension-rate regulation mechanism views.
Fig. 1, numeral 1 is represented the body of Re-air circulation stenter, 2 representatives are contained in the pedestal of organism bottom, the a pair of gripper shoe of 3 and 3 representatives, their distances between the input side " I " of ductile long layer-shape thing or film " F " are smaller, and it is bigger at outlet side " O ", the 4th, stretching, extension-width/stretching, extension-rate regulation mechanism, be used to make gripper shoe 3 and 3 to move towards each other direction and direction away from each other, 4C is a tank, as cooling device, be used to cool off following tentering pulley, heat-air the generation device of 5 representative gripper shoe 3 and 3 tops in body 1,6 and 6 the representatives input side " I " of film " F " and heat-air circulation duct that outlet side " O " is located in body 1,7 represent in tentering pulley 3a on gripper shoe 3 and 3 and the heat-air guide element between the 3a.
As shown in Figure 1, gripper shoe 3 and 3 comprises the side plate 32 and 32 that horizontal base plate 31 and 31 and Chao Re-air generation device 5 directions are extended, and forms L shaped shape.In Fig. 5 and 6, gripper shoe 3 and 3 horizontal base plate 31 and 31 be located on the substrate 2 a pair of stroke track 21 and 21 and a pair of positioning track 22 and 22 on, on stroke track 21 surfaces, embed many steel ball 21a, to cause gripper shoe 3 and 3 removable on the width of film " F ".The positioning screw 22a and the 22a that slidably cooperate with positioning track 22 engage with long opening 31a and 31a on horizontal base plate 31 and 31, and nut 22b and 22b and screw engages are so that gripper shoe 3 and 3 is installed on the substrate 2.
As shown in figs. 1 and 3, film " F " is clamped and is deployed on the side plate 32 and 32 inwall of gripper shoe 3 and 3, and tentering pulley 3a and 3a regulate chucking power relatively there.
By motor 33 being connected on side plate 32 outer walls, tentering pulley 3a and 3a are according to being rotated by the input side " I " of the film direction to outlet side " O ", via many pulleys 34 that are installed in the rotation of side plate 32 and 32, tape loop 3b and 3b in tentering wheel 3a and first part top, garden of 3a are tightened up.As shown in Figure 2, rotation along with pulley, in the belt of first garden part of tentering pulley 3a and the belt circulation of first part top, garden of tentering pulley 3a, input and output side " I " and " O " at film " F " locate, have a pair of tension pulley 35 and 35, they are connected on the side plate 32 movably, by mobile tension pulley 35 and 35, can be adjusted in the clamping force of the film " F " between pulley 3a and the band 3b.
Axle 3a ' and the 3a ' of tentering pulley 3a and 3a are connected on the motor 33 and 33 that is contained in a pair of variable-ratio on side plate 32 and 32, motor 33 and 33 drive membrane " F " are rotated according to the direction from input side " I " to outlet side " O ", motor 33 and 33 comprises speed change gear and can realize the multistage or stepless variation rotary speed of tentering pulley 3a and 3a, speed change gear is not mechanical system but electric system, d.c. motor for example, an inverter motor and an electromagnetic clutch.
(a) rotation at the motor 33 at film " F " advance position place is controlled to than low velocity, the rotating speed that makes one of them be connected to the tentering pulley 3a on the motor temporarily reduces, thereby the leading end of order rotates by the same speed of the end that lags behind, or
(b) rotation of the motor 33 of the stagnant rear end of film " F " is changed to fair speed, thereby another rotating speed that is connected to the tentering pulley 3a on the motor is temporarily increased, so that the end that lags behind is rotated with the same speed of leading end.
Cooling device is made up of tank 4C, and it is installed on the lower inner wall of side plate 32, and the lower position of tentering pulley 3a is dipped in wherein.This tank 4C non-clamping zone of water " W " the cooling tentering pulley 3a that is stored in wherein.
As Fig. 5,6, shown in 7, extension width/spread ratios governor motion 4 comprises an input side variable in distance 4A of mechanism, be used for mobile gripper shoe 3 and 3 on the width of film " F ",, also comprise an outlet side variable in distance 4B of mechanism so that change the tentering pulley 3a of film " F " input side and the distance between the 3a, be used for mobile gripper shoe 3a and 3a on the width of film " F ", so that change the tentering pulley 3a of film " F " outlet side and the distance between the 3a.
The input side variable in distance 4A of mechanism has pair of brackets 41 and 41, and this support is contained on prodger 36 and 36 rotationally around axle 41a and 41a.This prodger 36 and 36, is stretched out from gripper shoe 31 and 31 against horizontal base plate 31 and 31 at film " F " input side place.Also have to regulate stretch first screw rod 42 of width, it is supported in the bearing 23 and 23 of pedestal 2 of film " F " input, and the reverse thread 42a at middle part and 42b engage with support 41 and 41.Participate in stretching second screw rod 44 of width adjusting, it is connected on first screw rod by chain 43, the two ends of bar 44 are supported on the upper side wall 11 and 11 of body 1, and the reverse thread 44a and the 44b at middle part engage with spherical bearing (not shown) on the side plate 32 and 32 of gripper shoe 3 and 3.
The outlet side variable in distance 4B of mechanism has a pair of the 3rd screw rod 45 and 45, be used to regulate the stretching, extension ratio of film " F " outlet side, automatic adjusting spherical bearing 22C and 22C that one end of bar 45 is supported on pedestal 2 swingably go up (Fig. 7), relative end of thread 45a and 45a engage with the prodger 37 and 37 of gripper shoe 3 and 3, also have a pair of participation to stretch the 4th screw rod 47 and 47 of rate regulation, they are connected on the 3rd screw rod 45 and 45 by chain 46 and 46 respectively, bar 47 and 47 end are by the self-aligning bearing (not shown), be contained in the upper side wall 11 and 11 of body 1, relative end of thread 47a and 47a engage with the side plate 32 and 32 of gripper shoe 3 and 3.
As shown in Figure 5, in stenter, gripper shoe 3 wherein and 3 governor motions 4 by above-mentioned stretching, extension width/stretching, extension ratio couple together, and when the handle of first screw rod 42 was pressed anticlockwise, support 41 and 41 moved towards direction closer to each other along pedestal 2.Otherwise when the handle of first screw rod 42 was pressed right rotation, support 41 and 41 courts direction away from each other moved, thereby had regulated the distance between the gripper shoe 3 and 3, had changed the stretching, extension ratio of stenter operating period film " F ".
In order to regulate the stretching, extension ratio of film " F ", the 3rd screw rod 45 and 45 handle are pressed rightabout and are rotated, so that gripper shoe 3 and 3 changes around support 41 and 41 according to same direction, so that change angle between the gripper shoe 3 and 3.
As Fig. 2, shown in 4, hot air generator 5 has a fan 51, heater 52, flow regulator 53 and airway 54.Can be between the side plate 32 and 32 of gripper shoe 3 and 3, facing with each other provides two or more fans 51 and heater 52, heater is crossed in the circulation of air that fan 51 produces, and be heated to the temperature that is suitable for tentering film " F ", so that the generation hot-air, the fan 51 of this Hot air quilt back and 51 blows out facing to flow regulator 53.This flow regulator 53 is oriented to " V " font between heater 52 and 52, so that hot-air is directed to airway 54 from heater, airway 54 have one between flow control board 53 vertical airway 54a and below horizontal communication road 54b, can regulate the wind direction adjusting plate 54a1 among each airway 54a and the 54b, 54a1 ... 54b1, the angle of 54b1, so regulate the distribution of hot-air, this hot-air faces the centre of the tentering passage of film " F " and blows.As shown in Figure 4, a pair of gas block panel 55 and 55 is contained in two ends of the horizontal communication road 54b in the airway 54 slidably, is to decide with the position of gripper shoe 3 owing to slide, so deep bead 55 and 55 prevents that hot-air from leaking outside.
As Fig. 2, shown in 3, hot air circulate passage 6 and 6 is located at the input and output side of the film " F " of gripper shoe 3 and 3.The antetheca 12 that comprises body 1 at the hot air circulate passage 6 of film " F " input side, a seal 12a, it extends to the side plate 32 and 32 and at a pair of heat-resisting fabric bellows 61 and 61 on side plate 32 and 32 of being fixed to of seal 12a top of gripper shoe 3 and 3 in the lower end.These bellows 61 are connected with antetheca 12 with magnet at side, so that form the seal channel that is communicated with fan 51 in the hot air generator 5.
The hot air circulate passage 6 of film " F " outlet side, the rear wall 13 that one body 1 is arranged, extend to the side plate 32 of gripper shoe 3 and 3 and a seal 13a of 32 in rear wall 13 lower ends, a pair of heat-resisting fabric bellows 62 and 62 that are fixed to side plate 32 and 32 sides in seal 13a top.These bellows 62 are connected with antetheca 12 with 62, so form a seal channel that is communicated with fan 51 in the hot air generator 5.
Though at seal 12a, form a very little air gap between 13a and the film " F " because with respect to the discharge of fan 51 with the balance between supplying with, the overhead air-flow in historical facts or anecdotes border everywhere the limit go be limited to the degree of ignoring.
As shown in Figures 8 to 10, the hot-air guided plate 7 between the gripper shoe 3 and 3 has a fixed head 7a, and the post 72 that it is fixed in the support 71 of pedestal 2 is supporting. Portable plate 7b and 7b between portable plate, are provided with fixed head.Fixed head 7a is made up of the polylith plate that is contained in first top, garden of tentering pulley 3a, portable plate 7b couples together with every block of plate of fixed head 7a slidably, portable plate 7b is pushed into device and promotes, in other words, portable plate 7b is by promoting in the pouring weight 75 of metal wire 73 other ends direction towards tentering pulley 3a, metal wire 73 is suspended in the support 71 by the pulley 74 that supports on 71, and the Caster 7C outside portable plate 7b side is slidably on the inwall of tentering pulley 3a.
As Figure 11, shown in 12, in hot-air guided plate 7 is not pouring weight 75, but a coil spring 75a that can link to each other with metal wire 73 other ends, or a hydraulic cylinder 75b, so that promote portable plate 7b towards tentering pulley 3a direction.As scheme shown in the B, a coil spring 7b can be positioned the bottom of fixed head 7, or can be at the hydraulic cylinder 77 in the following location of fixed head 7a, as shown in figure 14, so that facing to piston rod 77a and 77a action, thereby promote portable plate 7b and 7b facing to tentering pulley 3a and 3a.
In this embodiment of stenter, when stretching distance or the angle that width/stretching, extension rate regulation mechanism 4 regulates between two gripper shoes 3 and 3, so that when the stretching, extension width of the film " F " of definite tentering or stretching, extension ratio, as shown in Figure 3, according to distance between gripper shoe 3 and 3 or angle, portable plate 7b and 7b move and engage with tentering pulley 3a and 3a.
In this embodiment, if the film of tentering " F " right and wrong are infiltrative, or poor permeability, then pass through the hot-air of hot air generator 5, be that blow the centre that faces the tentering passage of film " F ", and cross the surface of film, mobile towards the direction of input side and outlet side " I " and " O ", so that film is heated to constant temperature.Hot-air is inhaled into 51 li in fan in the hot air generator 5 by hot air circulate passage 6 and 6 then.
If this film is permeable, for example be a film that cracks, then by hot air generator, hot-air is that blow away the centre that faces film, and it is mobile towards input and output side " I " and " O " direction to cross the surface of film, and film is heated to constant temperature.On the other hand, the hot-air by film along hot-air guided plate 7 towards input and output side " I " and " O " direction flow, and be inhaled into 51 li in fan in the hot air generator 5 by hot air circulate passage 6 and 6.Like this, the hot-air of 51 li of suction fans is heated to original temperature again by the heater in the hot air generator 52.
Do so like this, thermal air current is separated by hot-air guided plate 7, and is airtight and be inhaled into 51 li in fan in the hot air generator 5 by hot air circulate passage 6 and 6, thus can prevent that hot-air from escaping, and can prevent that cold air is drawn in the body.
By stenter of the present invention, make said structure, but be not only limited to this kind embodiment scheme, in the scope of described claim, might carry out various changes and modification.The foregoing description shows that this heater 52 is arranged in the front of hot air generator 5 fans 51, but this heater also can be positioned between flow regulator 53 and the airway 54.Below the passage 54 of hot air generator 5, or in the inside of hot air circulate passage 6, can adorn a known temperature sensor, can detect the temperature and the flow velocity that is used for regulating by fan in the hot air generator 51 of hot-air with this sensor, or can open and close upper heater 52 automatically, thereby the temperature of control hot-air with sensor.
In this embodiment of stenter, be clipped in the film " F " between tentering pulley 3a and the endless belt, by hot air generator 5, hot air is arrived certain temperature, directly use hot-air heated tentering pulley 3a and endless belt 3b in the non-clamp area of film " F " by hot air generator 5, cool off with the water among the tank 4C.
In the above-described embodiments, only to tentering pulley 3a cooling, but as shown in figure 15, two tension pulleies 34 and endless belt 3b all can be cooled.
In addition, hot-air can flow up or down by outer conduit, or film can heat with a far infra-red heater, and tentering pulley 3a and endless belt 3b can cool off with the cooling air.
In this stenter, on the level board 31 and 31 of gripper shoe 3 and 3, Caster is installed, so that make gripper shoe removable on pedestal 2.
As shown in figure 16, stroke track 152 can be installed, imbed some steel balls 151 in orbit, and a sliding part 153 slidably on steel ball 151 is installed, gripper shoe 3 and 3 can be suspended on below the sliding part 153.
Stretch width/stretching, extension rate regulation mechanism 4 and can adopt the structure shown in Figure 17 to 20.At Figure 17, in 18, the input side variable in distance 4A of mechanism has a pedestal 2 with guide rail 171, and on guide rail, sliding part 172 is clamped on width slidably.The prodger 36 of a gripper shoe 3 is connected with sliding part 172 by pin 173 is rotating.A cylinder 174 is fixed on the pedestal 2, and the bar 175 of driving cylinder 174 is connected with pin 173.In Figure 19 and 20, the outlet side variable in distance 4B of mechanism has a driving cylinder 176, is connected with the sidewall 11 of body 1 rotationally by pin 177.The bar 178 of driving cylinder 176 is connected with the horizontal base plate 31 of output place rotationally by pin 179.
Stretch width/stretching, extension rate regulation mechanism 4 and can adopt structure shown in Figure 21.Along the stroke track 21 among the input side variable in distance 4A of mechanism, here adorn a guide rail 154, the sliding part 165 that is fixed on gripper shoe 3 bottoms by this guide rail is hung slidably, driving and driven sprocket 155 and 156 are contained in two ends of guide rail 154, loop chain 157 is looped around between driving and driven sprocket 155 and 156, sliding part 165 is connected with loop chain 157, the drive sprocket 158 that is provided with rotates with drive sprocket 155, driven pulley 159 is located at drive sprocket 158 tops, loop chain 160 is around sprocket wheel 158 and 159, the top of driven pulley 156 is provided with driven pulley 161, and loop chain 162 is looped around driven pulley 161 and between the driven pulley 163 that driven pulley 159 rotates.The upper end of gripper shoe 3 installs on the loop chain 162, and when drive sprocket 155 and 158 drove by manual drives or by motor, gripper shoe 3 moved in a horizontal direction, and the outlet side variable in distance 4B of mechanism also can be made of similar mode.
Above-mentioned only relating to according to most preferred embodiment of the present invention, but the present invention is not subjected to above-mentioned restriction, and those skilled in the art can carry out various changes and modifications, and do not exceed the scope of described claim.
Claims (28)
1, a kind of stenter comprises:
A body,
The a pair of shelf that in body, faces with each other,
The a pair of tentering wheel that is installed to separately on the shelf,
, the belt on the tentering wheel, the laminate of a ductile length is sandwiched between tentering wheel and the belt, this belt on pulley,
Hot air generator is used to produce air stream, it is heated into hot-air, and blows hot-air facing to laminate, and the hot air circulate passage is used to the hot-air that circulates and blow facing to laminate.
2, stenter as claimed in claim 1 also comprises the hot-air guiding device, is used for guiding hot-air to enter the hot air circulate passage by laminate.
3, stenter as claimed in claim 1, it is characterized in that hot air generator comprises the fan that produces air stream, air stream is heated into the heater of hot-air, the flow regulator of guiding hot-air, airway between flow regulator and shelf is used to regulate the distribution of the hot-air that blows facing to laminate.
4, stenter as claimed in claim 1 is characterized in that the hot air circulate passage comprises the seal that is installed in the bellows on the body and is installed in laminate input and output crosswind case lower end.
5, stenter as claimed in claim 4 is characterized in that bellows are installed on the body with magnet.
6, stenter as claimed in claim 3, it is characterized in that ventilating duct comprises top vertically airway and following horizontal communication road, airway separately has many adjustable plates that flow to, and the angle of plate is adjustable, has therefore regulated the distribution of the hot-air that blows facing to laminate.
7, stenter as claimed in claim 6 is characterized in that a pair of gas block panel is connected with the end in horizontal communication road slidably, leaks outside so that prevent hot-air.
8, stenter as claimed in claim 1 is characterized in that the hot-air guiding device is included in the air guide plate of the arch formula between the shelf.
9, stenter as claimed in claim 8 is characterized in that the hot-air guided plate comprises fixed head and the movable plate that supports with pillar, and fixed head is arranged between the movable plate, and movable plate, is pushed facing to the tentering wheel via a Caster by propulsion plant.
10, stenter as claimed in claim 9, it is characterized in that propulsion plant comprise one be installed into metal wire that portable plate links to each other on pouring weight.
11, stenter as claimed in claim 9, it is characterized in that propulsion plant comprise one be installed into metal wire that portable plate links to each other on coil spring.
12, stenter as claimed in claim 9, it is characterized in that propulsion plant comprise one be installed into metal wire that portable plate links to each other on hydraulic cylinder.
13, stenter as claimed in claim 9 is characterized in that propulsion plant comprises the coil spring that is arranged between the portable plate.
14, stenter as claimed in claim 9 is characterized in that propulsion plant comprises the hydraulic cylinder that is arranged between the portable plate.
15, a kind of stenter comprises:
Conveyer is used to carry the laminate of nipped length thereabout, thus in the laminate width broadening it.
Heater is used for during the conveying on the conveyer, the heating laminate and
Cooling device is used for cooling transport device.
16, stenter as claimed in claim 15 is characterized in that conveyer comprises a pair of tentering wheel, many rotary pulleys and a belt on tentering wheel and the pulley, so laminate is sandwiched in that tentering is taken turns and belt between and be transferred.
17, stenter as claimed in claim 16 is characterized in that cooling device comprises a tank, is used to cool off the tentering wheel part of not clamping laminate.
18, stenter as claimed in claim 17 is characterized in that cooling device comprises a tank, is used to cool off the rotary pulley that is wound with belt.
19, a kind of stenter comprises:
A body,
A pair of clamping conveyer, be used to clamp and carry the laminate of ductile length, so that on this part width broadening it, input side variable in distance device, be used at the laminate input side,, move at least one clamping conveyer along this part width, thereby change a pair of clamping conveyer between input side distance and
Outlet side is used at the laminate outlet side apart from modifier, along the part width, moves at least one clamping conveyer, thereby changes the distance of a pair of clamping conveyer at outlet side.
20, stenter as claimed in claim 19, it is characterized in that pedestal is installed in the body, comprise a pair of gripper shoe with this clamping conveyer, every gripper shoe by a vertical panel and in body a horizontal base plate of lower end form, be installed to a pair of tentering wheel on the gripper shoe, with the belt on the tentering wheel, therefore, this laminate is sandwiched between tentering wheel and the belt and is transmitted.
21, stenter as claimed in claim 20, it is characterized in that installing on the pedestal positioning track that has cannelure and the stroke track that steel ball is arranged, so, gripper shoe and positioning track are coupled together by the long opening of gripper shoe and groove and screw joint of location-plate.
22, stenter as claimed in claim 21, it is characterized in that input side variable in distance device comprises, a support at input side, it is around being connected with a prodger of stretching out with the horizontal base plate rightabout of gripper shoe that an axle rotates, one first screw rod, it has the reverse thread that is connected with support by the bearing supporting and at the middle part, with second screw rod, it links to each other with first screw rod by a chain, and two is supported on the place of body upper side wall, the middle reverse thread of second screw rod and the side plate of gripper shoe are connected, and outlet side variable in distance device comprises; The 3rd screw rod at outlet side, it is supported on the pedestal by one of spherical bearing swingably, the part that suspends of the relative end of thread and gripper shoe is connected, the 4th screw rod, it is connected with the 3rd screw rod by a chain, a upper side wall place that is supported on body, the relative end of thread is connected with the side plate of gripper shoe.
23, stenter as claimed in claim 20 is characterized in that stroke track and sliding part that is embedded with many steel balls mounted thereto, and this sliding part slidably, and is hung on the gripper shoe on steel ball.
24, stenter as claimed in claim 20, it is characterized in that input side variable in distance device has a guide rail on body, movably sliding part by guide supporting, a prodger, it stretches out and passes through pin from gripper shoe and is connected with sliding part rotationally, a driving cylinder that is fixed on the matrix, the bar and the pin of driving cylinder join.
25, stenter as claimed in claim 20 is characterized in that outlet side variable in distance device, has a driving cylinder to be connected with the sidewall of body rotationally by pin, and the bar of driving cylinder links to each other by the horizontal base plate of pin with the gripper shoe at outlet side place.
26, stenter as claimed in claim 20, it is characterized in that input side and outlet side variable in distance device, a guide rail that follows the journey orbital motion is arranged, a sliding part that movably links to each other and be fixed on the gripper shoe with guide rail, first initiatively and on the driven sprocket round first loop chain around guide rail two, sliding part is connected with first loop chain, second drive sprocket rotates with first sprocket wheel, on second driven sprocket round second loop chain, on second driven sprocket of this loop chain on second drive sprocket, the 3rd driven sprocket can rotate together with second driven sprocket, round the 3rd loop chain on the 3rd driven sprocket, this ring chain is connected with gripper shoe on the 4th driven sprocket.
27, a kind of stenter comprises:
A pair of clamping conveyer is used for clamping and carries long laminate, so as on the laminate width broadening it, pair of engage members is used for supporting to respectively right clamping conveyer,
Bracing or strutting arrangement is used for supporting movably support member on width,
A pair of drive unit is used for driving separately the clamping conveyer.
28, stenter as claimed in claim 27 is characterized in that drive unit has a motor.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP222095/90 | 1990-08-23 | ||
| JP22209590A JP2983263B2 (en) | 1990-08-23 | 1990-08-23 | Hot air circulation type stretching machine |
| JP243146/90 | 1990-09-13 | ||
| JP25628890A JP2985894B2 (en) | 1990-09-26 | 1990-09-26 | Stretching machine |
| JP256288/90 | 1990-09-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1060253A true CN1060253A (en) | 1992-04-15 |
| CN1031119C CN1031119C (en) | 1996-02-28 |
Family
ID=26524676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91109091 Expired - Fee Related CN1031119C (en) | 1990-08-23 | 1991-08-22 | Stretching machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1031119C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100343041C (en) * | 2003-01-30 | 2007-10-17 | 三菱重工业株式会社 | Tenter oven |
| CN102320126A (en) * | 2011-09-01 | 2012-01-18 | 山东通佳机械有限公司 | Adjustable plastic netting material transversal stretching device |
| CN103072261A (en) * | 2011-08-31 | 2013-05-01 | 株式会社日本制钢所 | Transverse stretching method and device thereof |
| CN103420200A (en) * | 2013-08-20 | 2013-12-04 | 泉州市汉威机械制造有限公司 | Elastic membrane stretching and compounding device |
| CN104690952A (en) * | 2015-03-16 | 2015-06-10 | 安徽国风塑业股份有限公司 | Transversely-pulling air bellow applied to biaxially oriented film production line |
| CN107297886A (en) * | 2017-08-14 | 2017-10-27 | 深圳市鑫友道科技有限公司 | Phase difference compensation film making apparatus and method |
| CN112030365A (en) * | 2020-08-18 | 2020-12-04 | 江苏贝尔机械有限公司 | Receiving and forming machine for melt-blown fabric roller |
-
1991
- 1991-08-22 CN CN 91109091 patent/CN1031119C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100343041C (en) * | 2003-01-30 | 2007-10-17 | 三菱重工业株式会社 | Tenter oven |
| CN103072261A (en) * | 2011-08-31 | 2013-05-01 | 株式会社日本制钢所 | Transverse stretching method and device thereof |
| CN103072261B (en) * | 2011-08-31 | 2015-06-10 | 株式会社日本制钢所 | Transverse stretching method and device thereof |
| CN102320126A (en) * | 2011-09-01 | 2012-01-18 | 山东通佳机械有限公司 | Adjustable plastic netting material transversal stretching device |
| CN102320126B (en) * | 2011-09-01 | 2013-10-23 | 山东通佳机械有限公司 | Adjustable plastic netting material transversal stretching device |
| CN103420200A (en) * | 2013-08-20 | 2013-12-04 | 泉州市汉威机械制造有限公司 | Elastic membrane stretching and compounding device |
| CN103420200B (en) * | 2013-08-20 | 2016-04-27 | 泉州市汉威机械制造有限公司 | A kind of elastic membrane stretching set composite |
| CN104690952A (en) * | 2015-03-16 | 2015-06-10 | 安徽国风塑业股份有限公司 | Transversely-pulling air bellow applied to biaxially oriented film production line |
| CN107297886A (en) * | 2017-08-14 | 2017-10-27 | 深圳市鑫友道科技有限公司 | Phase difference compensation film making apparatus and method |
| CN112030365A (en) * | 2020-08-18 | 2020-12-04 | 江苏贝尔机械有限公司 | Receiving and forming machine for melt-blown fabric roller |
| CN112030365B (en) * | 2020-08-18 | 2024-04-12 | 江苏贝尔机械股份有限公司 | Melt-blown cloth roller receiving forming machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1031119C (en) | 1996-02-28 |
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