CN208052575U - The high inflation film manufacturing machine vane of control accuracy - Google Patents

Abstract

The utility model discloses a kind of inflation film manufacturing machine vane that control accuracy is high, belongs to inflation film manufacturing machine field of components, including wind bottom of chamber ring, wind chamber middle ring, wind chamber outer shroud, adjusting ring, wind chamber apical ring, wind bottom of chamber ring are threadedly coupled with wind chamber middle ring；The wind chamber middle ring is planar rings, is provided with lower air inlet hole and multi-turn thereon into new ventilation slot, petticoat is threadedly coupled with wind chamber outer shroud in wind chamber, and wind chamber middle ring inward flange is threadedly coupled with splitting ring；The cross section of the wind chamber outer shroud is frame-type directed downwardly；The cross section of the adjusting ring is the U-type groove body with horizontal filler ring, and the middle and lower part of outer edge-on ring is equipped with multiple rows of adjusting air holes being staggered；The wind chamber apical ring is taken by horizontal snap ring on the horizontal filler ring for being placed on adjusting ring, and inclined-plane is equipped with multiple rows of upper exhaust vent, and outside air supplying ring is equipped with multiple rows of enterprising air holes being staggered；Wind chamber outer shroud is threadedly coupled with adjusting ring；Wind chamber apical ring can rotate in adjusting ring；The utility model has the air outlet of upper, middle and lower three, improves the thickness uniformity and quality of finished films.

Description

The high inflation film manufacturing machine vane of control accuracy

Technical field

The utility model is related to a kind of inflation film manufacturing machine component, more particularly to a kind of inflation film manufacturing machine vane that control accuracy is high.

Background technology

Inflation film manufacturing machine is in the widely used key equipment of film blow blowing industry, in order to meet wanting for film blow blowing moulding process It asks, needs that a vane is arranged on die head coaxial line, to play the requirement of cooling and shaping, the quality of cooling effect directly affects To the thin and thick uniformity, transparency, film performance after molding of film, while also influencing yield.Traditional vane is high pressure The cooling air that wind turbine generates is by the air inlet of vane into air-inlet chamber, wind into being divided into again by plate washer and air holes after air-inlet chamber Air outlet and lower air outlet, the root of beneath air outlet cooling film, and the air outlet on pushing up can hold up film bubble, by upper and lower Adjustment changes the air output of lower air outlet gap and upper air outlet, and since the gap of lower air outlet is bigger, air outlet cannot be adjusted Section, air output is uneven and is easy dispersion, unstable so as to cause film root, influences the thickness uniformity of film, and upper air outlet is only adopted Equally distributed aperture is enclosed with 4-5, air pressure air flow is insufficient, and cooling efficiency is extremely low, causes film bubble unstable, and film diameter fluctuation is big, Coolable film diameter range is small.

Invention content

The purpose of this utility model is to provide a kind of with the air duct of upper, middle and lower three and the air outlet of upper, middle and lower three Inflation film manufacturing machine vane, lower air outlet aperture is adjustable so that outlet air not will disperse uniformly, can stablize film root, middle air outlet and upper outlet air The air quantity and wind pressure of mouth are adjustable, and cooling efficiency is high, improves the thickness uniformity and quality of the finished films after blown film greatly, Improve the range of cooling film diameter so that yield is improved.

The utility model proposes a kind of inflation film manufacturing machine vanes that control accuracy is high, including wind bottom of chamber ring, wind chamber from bottom to top Middle ring, wind chamber outer shroud, adjusting ring, wind chamber apical ring,

The cross section approximation U-type groove body of wind bottom of chamber ring, outer side ring are provided with the first screw hole, pass through the screw hole and wind chamber Middle ring is threadedly coupled；

The wind chamber middle ring is planar rings, is provided with the air inlet hole under the multi-turn of inside thereon, is also provided with close to outside Multi-turn is into new ventilation slot, and petticoat is threadedly coupled with wind chamber outer shroud in wind chamber, and wind chamber middle ring inward flange is threadedly coupled with splitting ring；

The cross section of the wind chamber outer shroud is frame-type directed downwardly, is equipped with medial shaft ring, ring, the interior table of medial shaft ring are erected in outside Face is equipped with internal thread；

The cross section of the adjusting ring is the U-type groove body with horizontal filler ring, is equipped with outer edge-on ring, interior edge-on ring, outer edge-on Ring is connected to horizontal filler ring, and outer edge-on ring outer surface is equipped with external screw thread, and the middle and lower part of outer edge-on ring is equipped with multiple rows of adjusting being staggered Air holes, interior edge-on ring is close to splitting ring；

The cross section of the wind chamber apical ring be inclined-plane frame-type directed downwardly, including outside air supplying ring, inside becate, inclined-plane ring, Horizontal snap ring, wind chamber apical ring are taken by horizontal snap ring on the horizontal filler ring for being placed on adjusting ring, and inclined-plane is equipped with multiple rows of uniformly distributed upper Exhaust vent, outside air supplying ring are equipped with multiple rows of enterprising air holes being staggered corresponding with the adjusting air holes outside adjusting ring on edge-on ring；

Wind chamber outer shroud is threadedly coupled with adjusting ring；

Wind chamber apical ring is in relatively turnable tolerance fit with adjusting ring, and wind chamber apical ring can rotate in adjusting ring；

It is welded the upper pressurizing ring extended downwardly on wind chamber outer shroud, the lower supercharging upwardly extended is welded in wind chamber middle ring Circle；

The interior edge-on ring of splitting ring and adjusting ring forms middle air outlet, and the interior annular of splitting ring and wind bottom of chamber ring goes out under Air port.

Preferably, the outer edge of the wind chamber middle ring is provided with the second screw hole, is connected by the second screw hole and wind chamber outer shroud screw thread It connects, inner edges are provided with third screw hole, are threadedly coupled with splitting ring by third screw hole.

The external screw thread of adjusting ring and the screw-internal thread fit of wind chamber outer shroud form mobilizable threaded connection, when work rotation adjust Ring is saved, the axial position of regulation ring is made to change.

Be connected regulation handle on wind chamber apical ring, and arc limit slot is provided on wind chamber apical ring, limit is equipped in arc limit slot Position column, limited post are connected in by screw thread on adjusting ring.

The relative position of wind chamber apical ring and adjusting ring can be made to change by regulation handle, to the enterprising air holes of wind chamber apical ring It is in the adjusting air holes of adjusting ring and is aligned the state for communicating, partly communicating or being not communicated with.

Wind bottom of chamber ring and wind chamber middle ring form the lower air duct being closed, wind chamber middle ring, wind chamber outer shroud, upper pressurizing ring, under Pressurizing ring collectively forms booster cavity, middle air duct；Adjusting ring and wind chamber apical ring collectively form the upper air duct of closure.

The splitting ring cross section is in approximate water-drop-shaped, and splitting ring is mobilizable threaded connection with wind chamber middle ring, point The position of stream circle can adjust up and down, to adjust the aperture of lower air outlet.

The adjusting air holes, enterprising air holes are equipped with two rows；The upper exhaust vent of the wind chamber apical ring is arranged equipped with 4-6；In wind chamber Ring has 2-3 rows into new ventilation slot；The lower air inlet hole of wind chamber middle ring has 3-5 rows.

The utility model has the beneficial effects that：It is adjusted in the effective travel of limited post by regulation handle, it can be with The relative position of wind chamber apical ring and adjusting ring is set to change, to pair of the adjusting air holes of the enterprising air holes and adjusting ring of wind chamber apical ring Neat state changes, to realize that the air quantity for adjusting upper air duct and wind pressure are adjusted；Limited post is nut bolt, can effectively be controlled The rotational travel of wind chamber apical ring processed, while its nut can limit wind chamber apical ring and cannot move up；Pass through wind chamber outer shroud and tune Matching thread on pitch circle carries out corresponding up and down adjustment, and the axial position of regulation ring is made to change, to the pressure in air duct in change Air outlet air quantity and wind pressure size in the control of power chamber size because the wind of lower air duct be by the wind in middle air duct under multi-turn air inlet hole Enter, also just changes the air quantity and wind pressure size of lower air outlet indirectly；Splitting ring is mobilizable spiral shell with wind chamber middle ring Line connects, and the position of splitting ring can adjust up and down, and so as to accurately adjust the aperture of lower air outlet, and cross section is in water-drop-shaped Splitting ring lower part be arc, the interior side ring of the arc and wind bottom of chamber ring cooperatively forms lower air outlet, and cambered surface is conducive to reduce to wind The resistance of stream plays the role of distinguished and admirable water conservancy diversion, and under adjusting when the aperture of air outlet, even if splitting ring position changes up and down, In lower air duct it is distinguished and admirable can swimmingly from lower air outlet blow out；The lower air outlet gap of the utility model is small so that outlet air is equal It is even not will disperse, film root can be stablized, increase the middle air outlet not having in existing inflation film manufacturing machine, high wind and the wind chamber top of middle air outlet 4-6 arranges the upper exhaust vent cooperation of even cloth on ring, and air output is sufficient and uniform, steady, can hold film bubble well, lower air outlet is opened Spend adjustable, the air quantity and wind pressure of middle air outlet and upper air outlet are adjustable, can thus be required accurately to blowing according to manufacture Film finished product is controlled, and cooling efficiency is high, and cooling film diameter range is wide, not only substantially increase film the thickness uniformity and Quality, and pass through the range of the cooling film diameter of raising so that yield is improved.

In short, can individually control single air outlet through the above structure can also control 2 or 3 air outlets simultaneously, The requirement different from wind pressure to the air quantity of high-pressure blast of different materials, diameter can be achieved, to meet the film system of different-thickness, diameter Make requirement, the gap of air outlet is bigger under effective solution tradition vane, and air outlet cannot be adjusted, and air output is uneven and easy Dispersion, it is unstable so as to cause film root, the thickness uniformity of film is influenced, and upper air outlet air pressure air flow is insufficient, cooling efficiency pole It is low, cause film bubble unstable, the defects of film diameter fluctuation is big, and coolable film diameter range is small.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the installation diagram of limited post；

Reference numeral：Wind bottom of chamber ring 1, wind chamber middle ring 2, wind chamber outer shroud 3, adjusting ring 4, wind chamber apical ring 5, outer side ring 6, first Screw hole 7, lower air inlet hole 8 erect ring 12, outer edge-on ring 13, interior edge-on ring into new ventilation slot 9, splitting ring 10, medial shaft ring 11, outside 14, horizontal filler ring 15, adjusting air holes 16, outside air supplying ring 17, inside becate 18, inclined-plane ring 19, horizontal snap ring 20, upper exhaust vent 21, enterprising air holes 22, upper pressurizing ring 23, lower pressurizing ring 24, middle air outlet 25, lower air outlet 26, the second screw hole 27, third screw hole 28, regulation handle 29, arc limit slot 30, limited post 31, lower air duct 32, booster cavity 33, middle air duct 34, upper air duct 35.

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific implementation mode

It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this Utility model.

Embodiment one

The high inflation film manufacturing machine vane of the control accuracy of the present embodiment, including wind bottom of chamber ring 1, wind chamber middle ring 2, wind from bottom to top Chamber outer shroud 3, adjusting ring 4, wind chamber apical ring 5, the cross section approximation U-type groove body of wind bottom of chamber ring 1, outer side ring 6 are provided with first Screw hole 7 is threadedly coupled by the screw hole with wind chamber middle ring 2；The wind chamber middle ring 2 is planar rings, is provided with thereon close to inside Air inlet hole 8 under multi-turn are also provided with the multi-turn close to outside into new ventilation slot 9, and 2 outer edge of wind chamber middle ring connects with 3 screw thread of wind chamber outer shroud It connects, 2 inward flange of wind chamber middle ring is threadedly coupled with splitting ring 10；The cross section of the wind chamber outer shroud 3 is frame-type directed downwardly, is equipped with interior Ring 11 is erected in side, ring 12 is erected in outside, and the inner surface of medial shaft ring 11 is equipped with internal thread；The cross section of the adjusting ring 4 is band water The U-type groove body of ring is lifted, outer edge-on ring 13, interior edge-on ring 14 are equipped with, outer edge-on ring 13 is connected to horizontal filler ring 15, outer edge-on ring 13 outer surfaces are equipped with external screw thread, and the middle and lower part of outer edge-on ring 13 is equipped with multiple rows of adjusting air holes 16 being staggered, and interior edge-on ring 14 is close Splitting ring 10；The cross section of the wind chamber apical ring 5 be inclined-plane frame-type directed downwardly, including outside air supplying ring 17, inside becate 18, tiltedly Face ring 19, horizontal snap ring 20, wind chamber apical ring 5 are taken by horizontal snap ring 20 on the horizontal filler ring 15 for being placed on adjusting ring 4, inclined-plane ring 19 Equipped with multiple rows of uniformly distributed upper exhaust vent 21, outside air supplying ring 17 is equipped with opposite with the adjusting air holes 16 outside adjusting ring on edge-on ring 13 The multiple rows of enterprising air holes 22 being staggered answered；Wind chamber outer shroud 3 is threadedly coupled with adjusting ring 4；Wind chamber apical ring 5 is in adjusting ring 4 can phase To the tight fit of rotation, wind chamber apical ring 5 can the rotation in adjusting ring 4；The upper pressurizing ring extended downwardly is welded on wind chamber outer shroud 3 23, the lower pressurizing ring 24 upwardly extended is welded in wind chamber middle ring 2；During the interior edge-on ring 14 of splitting ring 10 and adjusting ring 4 is formed The interior annular of air outlet 25, splitting ring 10 and wind bottom of chamber ring 1 is at lower air outlet 26.The outer edge of the wind chamber middle ring is provided with Two screw holes 27, compartment of terrain is equipped with 6-8 to the second screw hole 27 in the circumferential, is threadedly coupled with wind chamber outer shroud 3 by the second screw hole 27, Inner edges are provided with third screw hole 28, are threadedly coupled with splitting ring 10 by third screw hole 28.The external screw thread and wind chamber of adjusting ring 4 The screw-internal thread fit of outer shroud 3 forms mobilizable threaded connection, and rotating adjustment ring when work makes the axial position of regulation ring 4 change Become.Be connected regulation handle 29 on wind chamber apical ring 5, and arc limit slot 30 is provided on wind chamber apical ring 5, is equipped in arc limit slot 30 Limited post 31, limited post 31 are connected in by screw thread on adjusting ring 4 across wind chamber apical ring 5.It can make wind chamber by regulation handle 29 The relative position of apical ring and adjusting ring changes, to which the adjusting air holes 16 of enterprising air holes 22 and the adjusting ring of wind chamber apical ring is in pair The state for communicating, partly communicating or being not communicated with together.Wind bottom of chamber ring 1 forms the lower air duct 32 being closed, wind chamber with wind chamber middle ring 2 Middle ring 2, wind chamber outer shroud 3, upper pressurizing ring 23, lower pressurizing ring 24 collectively form booster cavity 33, middle air duct 34；Adjusting ring 4 and wind Chamber apical ring 5 collectively forms the upper air duct 35 of closure.10 cross section of the splitting ring is in approximate water-drop-shaped, splitting ring 10 and wind Chamber middle ring 2 is mobilizable threaded connection, and the position of splitting ring 10 can adjust up and down, to adjust the aperture of lower air outlet 26. The adjusting air holes 16, enterprising air holes 22 are equipped with two rows；The upper exhaust vent 21 of the wind chamber apical ring 6 is arranged equipped with 4-6；Wind chamber middle ring 2 into new ventilation slot 9 have 2-3 rows；The lower air inlet hole 8 of wind chamber middle ring 2 has 3-5 rows.

When work, high-pressure blast forms pressure chamber by entering booster cavity 33 into new ventilation slot 9, by pressurizing ring 33 and changes wind It is divided into two tunnels after pressure, passes through adjust air holes 16 all the way, enterprising air holes 22 branches to upper air duct 35, air duct during another way enters 34, then lower air duct 32 is entered by the lower air inlet hole 8 in wind chamber middle ring 2；High-pressure blast passes through respectively from upper air duct 35, middle air duct 34 Upper exhaust vent 21, middle air outlet 25 are blown out, fast and effectively that film bubble is cooling and hold up, and avoid original 1 air outlet Cooling efficiency is low；The high-pressure blast of lower air duct 32 is blown out from lower air outlet 26, is targetedly cooled and shaped to film root.

The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention, Equivalent structure transformation made by using the description of the utility model and the drawings is applied directly or indirectly in relevant Technical field is included in the scope of patent protection of the utility model.

Claims (8)

1. a kind of inflation film manufacturing machine vane that control accuracy is high, which is characterized in that including from bottom to top wind bottom of chamber ring, wind chamber middle ring, Wind chamber outer shroud, adjusting ring, wind chamber apical ring,

The cross section approximation U-type groove body of wind bottom of chamber ring, outer side ring are provided with the first screw hole, pass through the screw hole and wind chamber middle ring It is threadedly coupled；

The wind chamber middle ring is planar rings, is provided with the air inlet hole under the multi-turn of inside thereon, is also provided with the multi-turn close to outside Into new ventilation slot, petticoat is threadedly coupled with wind chamber outer shroud in wind chamber, and wind chamber middle ring inward flange is threadedly coupled with splitting ring；

The cross section of the wind chamber outer shroud is frame-type directed downwardly, is equipped with medial shaft ring, ring is erected in outside, on the inner surface of medial shaft ring Equipped with internal thread；

The cross section of the adjusting ring is the U-type groove body with horizontal filler ring, is equipped with outer edge-on ring, interior edge-on ring, and outer edge-on ring connects Then horizontal filler ring, outer edge-on ring outer surface are equipped with external screw thread, and the middle and lower part of outer edge-on ring is equipped with multiple rows of adjusting air holes being staggered, Interior edge-on ring is close to splitting ring；

The cross section of the wind chamber apical ring is inclined-plane frame-type directed downwardly, including outside air supplying ring, inside becate, inclined-plane ring, level Snap ring, wind chamber apical ring are taken by horizontal snap ring on the horizontal filler ring for being placed on adjusting ring, and inclined-plane is equipped with multiple rows of uniformly distributed upper outlet air Hole, outside air supplying ring are equipped with multiple rows of enterprising air holes being staggered corresponding with the adjusting air holes outside adjusting ring on edge-on ring；

Wind chamber outer shroud is threadedly coupled with adjusting ring；

Wind chamber apical ring is in relatively turnable tolerance fit with adjusting ring, and wind chamber apical ring can rotate in adjusting ring；

It is welded the upper pressurizing ring extended downwardly on wind chamber outer shroud, the lower pressurizing ring upwardly extended is welded in wind chamber middle ring；

The interior edge-on ring of splitting ring and adjusting ring forms middle air outlet, and the interior annular of splitting ring and wind bottom of chamber ring is at lower outlet air Mouthful.

2. the high inflation film manufacturing machine vane of control accuracy according to claim 1, which is characterized in that the outside of the wind chamber middle ring Edge is provided with the second screw hole, is threadedly coupled with wind chamber outer shroud by the second screw hole, inner edges are provided with third screw hole, pass through third spiral shell Hole is threadedly coupled with splitting ring.

3. the high inflation film manufacturing machine vane of control accuracy according to claim 1, which is characterized in that the external screw thread and wind of adjusting ring The screw-internal thread fit of chamber outer shroud forms mobilizable threaded connection, and rotating adjustment ring when work makes the axial position of regulation ring change Become.

4. the high inflation film manufacturing machine vane of control accuracy according to claim 1, which is characterized in that be connected tune on wind chamber apical ring Handle is saved, arc limit slot is provided on wind chamber apical ring, is equipped with limited post in arc limit slot, limited post is connected in tune by screw thread On pitch circle.

5. the high inflation film manufacturing machine vane of control accuracy according to claim 1, which is characterized in that can make wind by regulation handle The relative position of chamber apical ring and adjusting ring changes, and is aligned to which the enterprising air holes of wind chamber apical ring is in the adjusting air holes of adjusting ring The state for communicating, partly communicating or being not communicated with.

6. the high inflation film manufacturing machine vane of control accuracy according to claim 1, which is characterized in that wind bottom of chamber ring and wind chamber Middle ring forms the lower air duct being closed, and wind chamber middle ring, wind chamber outer shroud, upper pressurizing ring, lower pressurizing ring collectively form booster cavity, apoplexy Road；Adjusting ring and wind chamber apical ring collectively form the upper air duct of closure.

7. the high inflation film manufacturing machine vane of control accuracy according to claim 1, which is characterized in that the splitting ring cross section is in Approximate water-drop-shaped, splitting ring are mobilizable threaded connection with wind chamber middle ring, and the position of splitting ring can adjust up and down, to adjust The aperture of the lower air outlet of section.

8. the high inflation film manufacturing machine vane of control accuracy according to claim 1, which is characterized in that the adjusting air holes, enterprising Air holes is equipped with two rows；The upper exhaust vent of the wind chamber apical ring is arranged equipped with 4-6；Wind chamber middle ring has 2-3 rows into new ventilation slot；In wind chamber The lower air inlet hole of ring has 3-5 rows.