CN210820857U - Calendering air knife adjustment mechanism for plastic film production - Google Patents
Calendering air knife adjustment mechanism for plastic film production Download PDFInfo
- Publication number
- CN210820857U CN210820857U CN201921555657.9U CN201921555657U CN210820857U CN 210820857 U CN210820857 U CN 210820857U CN 201921555657 U CN201921555657 U CN 201921555657U CN 210820857 U CN210820857 U CN 210820857U
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- Prior art keywords
- air knife
- plate
- gear
- connecting plate
- plastic film
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- Expired - Fee Related
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- 239000002985 plastic film Substances 0.000 title claims abstract description 39
- 229920006255 plastic film Polymers 0.000 title claims abstract description 39
- 238000003490 calendering Methods 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 238000005096 rolling process Methods 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of air knife accessories, in particular to a calendering air knife adjusting mechanism for plastic film production, which has the advantages of easy adjustment of air outlet direction, high precision and reduced use limitation; the air knife comprises a front plate, an air knife and a rear plate, wherein the front end and the rear end of the air knife are respectively provided with a front connecting rod and a rear connecting rod, the right end of the air knife is communicated with a hose, and the left end of the air knife is provided with an air outlet; the movable plate is characterized by further comprising a left connecting plate, a right connecting plate, a left rotating shaft, a right rotating shaft, a threaded rod, a first gear, a rack, a fixed rod, a movable plate and a supporting shaft, wherein the rear ends of the left connecting plate and the right connecting plate are respectively connected with the left end and the right end of the front side wall of the front plate, two groups of first ball bearings are respectively arranged on the left connecting plate and the right connecting plate, the left rotating shaft and the right rotating shaft are respectively in key connection with the two groups of first ball bearings, and the movable plate is.
Description
Technical Field
The utility model relates to an air knife auxiliary device's technical field especially relates to a plastic film production is with calendering air knife adjustment mechanism.
Background
As is well known, a calendering air knife adjusting mechanism for plastic film production is an auxiliary device which is used in the production and processing process of plastic films, enables a cast plastic film sheet to be attached to a chill roll after being extruded by an extruder, enables the cast plastic film sheet to be better subjected to subsequent treatment, and is widely used in the field of air knives; the existing calendering air knife adjusting mechanism for producing the plastic film comprises a front plate, an air knife and a rear plate, wherein the front end and the rear end of the air knife are respectively provided with a front connecting rod and a rear connecting rod which are respectively connected with the front plate and the rear plate; when the existing calendering air knife adjusting mechanism for plastic film production is used, a hose is communicated with an external compressed air input end, a front plate and a rear plate need to be fixed from the outside, and compressed air is blown out along an air outlet; the existing calendering air knife adjusting mechanism for plastic film production is found to be inconvenient for adjusting the air outlet direction of compressed air and has high use limitation.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an air-out direction easily adjusts to the precision is high, reduces to use the plastic film production of limitation with calendering air knife adjustment mechanism.
The utility model discloses a calendering air knife adjustment mechanism for plastic film production, including front bezel, air knife and back plate, air knife front end and rear end are provided with front connecting rod and back connecting rod respectively, and air knife right-hand member intercommunication is provided with the hose, and the air knife left end is provided with the air outlet; the movable plate is characterized by further comprising a left connecting plate, a right connecting plate, a left rotating shaft, a right rotating shaft, a threaded rod, a first gear, a rack, a fixed rod, a movable plate and a supporting shaft, wherein the rear ends of the left connecting plate and the right connecting plate are respectively connected with the left end and the right end of the front side wall of the front plate, two groups of first ball bearings are respectively arranged on the left connecting plate and the right connecting plate, the left rotating shaft and the right rotating shaft are respectively in key connection with the two groups of first ball bearings, the movable plate is provided with a threaded hole and a sliding hole, the threaded rod penetrates through the threaded hole, the left end and the right end of the threaded rod are respectively connected with the left rotating shaft and the right rotating shaft, the fixed rod penetrates through the sliding hole, the left end and the right end of the fixed rod are respectively connected with the left connecting plate and the right connecting plate, the bottom end of, the front connecting rod front end with first gear key-type connection, first gear and rack meshing, right side pivot right-hand member are provided with the second gear, and front bezel right side wall is provided with third ball bearing, back shaft and third ball bearing key-type connection are provided with the third gear on the back shaft, second gear and third gear meshing, and the back shaft right-hand member is provided with the rolling disc.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism still includes the support ring, the support ring left end is provided with the opening, support ring and front bezel fixed connection, and the support ring is provided with fourth ball bearing, back shaft and fourth ball bearing key-type connection.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism, the rolling disc lateral wall is provided with anti-skidding line.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism, preceding connecting rod right-hand member is provided with the pointer, and the lateral wall is provided with the angle line before the front bezel.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism still includes two sets of nuts, two sets of nuts all spiral shell dress to the threaded rod on to two sets of nuts all contact with the movable plate.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism, the dead lever is cylindricly.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism, third gear external diameter is less than second gear external diameter.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism, left side connecting plate and right connecting plate all weld with the front bezel.
Compared with the prior art, the beneficial effects of the utility model are that: the hose communicates with external compressed air input, front bezel and back plate need the external world to be fixed, under third ball bearing's effect, it makes back shaft and third gear revolve to rotate the rolling disc, at left connecting plate, right connecting plate, under two sets of first ball bearing's the mutually supporting, the rolling disc rotates and makes the second gear, left side pivot, right side pivot and threaded rod rotate, the movable plate can not rotate under the effect of threaded rod and dead lever, thereby the rolling disc rotates and makes the rack take place lateral displacement, because rack and first gear engagement, under two sets of second ball bearing's cooperation, the air knife, first gear, preceding connecting rod and back connecting rod are rotatable, thereby the rolling disc rotates the angle that makes the air knife and changes, the air-out direction is easily adjusted, and the precision is high, reduce and use the limitation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a partial enlarged view of portion B of FIG. 1;
FIG. 4 is an enlarged view of a portion C of FIG. 1;
FIG. 5 is a right side elevational view of the connection of the front plate, the second ball bearing and the front connecting rod;
in the drawings, the reference numbers: 1. a front plate; 2. an air knife; 3. a front connecting rod; 4. a hose; 5. a left connecting plate; 6. a left rotating shaft; 7. a threaded rod; 8. a first gear; 9. a rack; 10. fixing the rod; 11. moving the plate; 12. a support shaft; 13. a first ball bearing; 14. a second ball bearing; 15. a second gear; 16. a third ball bearing; 17. a third gear; 18. rotating the disc; 19. a support ring; 20. a fourth ball bearing; 21. anti-skid lines; 22. a pointer; 23. an angle line; 24. and a nut.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 5, the calendering air knife adjusting mechanism for producing plastic films of the present invention comprises a front plate 1, an air knife 2 and a rear plate, wherein the front end and the rear end of the air knife 2 are respectively provided with a front connecting rod 3 and a rear connecting rod, the right end of the air knife 2 is communicated with a hose 4, and the left end of the air knife 2 is provided with an air outlet; the device also comprises a left connecting plate 5, a right connecting plate, a left rotating shaft 6, a right rotating shaft, a threaded rod 7, a first gear 8, a rack 9, a fixed rod 10, a moving plate 11 and a supporting shaft 12, wherein the rear ends of the left connecting plate 5 and the right connecting plate are respectively connected with the left end and the right end of the front side wall of the front plate 1, two groups of first ball bearings 13 are respectively arranged on the left connecting plate 5 and the right connecting plate, the left rotating shaft 6 and the right rotating shaft are respectively connected with the two groups of first ball bearings 13, the moving plate 11 is provided with a threaded hole and a sliding hole, the threaded rod 7 penetrates through the threaded hole, the left end and the right end of the threaded rod 7 are respectively connected with the left rotating shaft 6 and the right rotating shaft, the fixed rod 10 penetrates through the sliding hole, the left end and the right end of the fixed rod 10 are respectively connected with the left connecting plate 5 and the right connecting plate, the bottom end of the rack 9 is connected with the, the front end of the front connecting rod 3 is in key connection with a first gear 8, the first gear 8 is meshed with a rack 9, a second gear 15 is arranged at the right end of a right rotating shaft, a third ball bearing 16 is arranged on the right side wall of the front plate 1, a supporting shaft 12 is in key connection with the third ball bearing 16, a third gear 17 is arranged on the supporting shaft 12, the second gear 15 is meshed with the third gear 17, and a rotating disc 18 is arranged at the right end of the supporting shaft 12; the hose communicates with external compressed air input, front bezel and back plate need the external world to be fixed, under third ball bearing's effect, it makes back shaft and third gear revolve to rotate the rolling disc, at left connecting plate, right connecting plate, under two sets of first ball bearing's the mutually supporting, the rolling disc rotates and makes the second gear, left side pivot, right side pivot and threaded rod rotate, the movable plate can not rotate under the effect of threaded rod and dead lever, thereby the rolling disc rotates and makes the rack take place lateral displacement, because rack and first gear engagement, under two sets of second ball bearing's cooperation, the air knife, first gear, preceding connecting rod and back connecting rod are rotatable, thereby the rolling disc rotates the angle that makes the air knife and changes, the air-out direction is easily adjusted, and the precision is high, reduce and use the limitation.
The utility model discloses a calendering air knife adjustment mechanism for plastic film production still includes support ring 19, and support ring 19 left end is provided with the opening, and support ring 19 and front bezel 1 fixed connection, support ring 19 are provided with fourth ball bearing 20, and back shaft 12 is connected with fourth ball bearing 20 key; the support ring and the fourth ball bearing improve the stability of the support shaft when rotating.
The utility model discloses a calendering air knife adjusting mechanism for plastic film production, the outer side wall of a rotating disc 18 is provided with anti-skid lines 21; the non-slip threads increase the friction with the user.
The utility model discloses a calendering air knife adjusting mechanism for plastic film production, the right end of a front connecting rod 3 is provided with a pointer 22, and the front side wall of a front plate 1 is provided with an angle line 23; the pointer rotates along with the rotation of the front connecting rod, the pointer points on an angle line, and the angle of the air knife is recorded by comparing the angle line.
The utility model discloses a calendering air knife adjustment mechanism for plastic film production, still include two sets of nuts 24, two sets of nuts 24 are all screwed onto threaded rod 7, and two sets of nuts 24 are all contacted with movable plate 11; after the angle of the air knife is adjusted, the two groups of nuts are screwed to enable the two groups of nuts to be in contact with the moving plate, and the use reliability is improved.
The utility model discloses a calendering air knife adjusting mechanism for plastic film production, a fixed rod 10 is cylindrical; the fixed rod is cylindrical, and friction is reduced.
The utility model discloses a calendering air knife adjusting mechanism for producing plastic films, the outer diameter of a third gear 17 is smaller than the outer diameter of a second gear 15; the outer diameter of the third gear is smaller than that of the second gear, so that labor is saved, and the precision of the angle of the air knife can be improved.
The utility model discloses a calendering air knife adjusting mechanism for producing plastic films, a left connecting plate 5 and a right connecting plate are both welded with a front plate 1; and the left connecting plate and the right connecting plate are both welded with the front plate, so that the use reliability is improved.
The utility model discloses a calendering air knife adjustment mechanism for plastic film production, the hose communicates with external compressed air input, front bezel and back plate need the external world to fix, left connecting plate and right connecting plate all weld with the front bezel, under the effect of support ring, fourth ball bearing and third ball bearing, rotate the rolling disc and make back shaft and third gear rotate, under the mutual cooperation of left connecting plate, right connecting plate, two sets of first ball bearing, the rolling disc rotates and makes second gear, left pivot, right pivot and threaded rod rotate, the movable plate can not rotate under the effect of threaded rod and dead lever, thereby the rolling disc rotates and makes the rack take place lateral displacement, because rack and first gear mesh, under the cooperation of two sets of second ball bearing, the air knife, first gear, preceding connecting rod and back connecting rod can rotate, thereby the angle that the rolling disc rotates and makes the air knife changes, the pointer rotates along with the rotation of the front connecting rod, the pointer is on an angle line, the angle of the air knife is recorded through comparison of the angle line, after the angle of the air knife is adjusted, the two groups of nuts are screwed to enable the two groups of nuts to be in contact with the moving plate, the outer diameter of the third gear is smaller than that of the second gear, labor is saved, and the precision of the angle of the air knife can be improved.
The utility model discloses a production of plastic film is with calendering air knife adjustment mechanism, above the mounting means, the connected mode or the mode that sets up of all parts are welding, riveting or other common mechanical modes, wherein can slide/rotate fixedly promptly for slide/rotate the state under not dropping, seal when sealed intercommunication is two connecting pieces intercommunications promptly, and concrete structure, model and the coefficient index of all its parts are its from taking the technique, as long as can reach all can implementing of its beneficial effect, the event is no longer repeated here.
The calendering air knife adjusting mechanism for producing the plastic film of the utility model, under the condition of not explaining the contrary, "up-down, left-right, front-back, inside-outside, vertical and horizontal" and other orientation words included in the term only represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the numerical terms "first," "second," and "third," etc. do not denote any particular quantity or order, but rather are used to distinguish one from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A calendering air knife adjusting mechanism for plastic film production comprises a front plate (1), an air knife (2) and a rear plate, wherein the front end and the rear end of the air knife (2) are respectively provided with a front connecting rod (3) and a rear connecting rod, the right end of the air knife (2) is communicated with a hose (4), and the left end of the air knife (2) is provided with an air outlet; the novel gear box is characterized by further comprising a left connecting plate (5), a right connecting plate, a left rotating shaft (6), a right rotating shaft, a threaded rod (7), a first gear (8), a rack (9), a fixed rod (10), a moving plate (11) and a supporting shaft (12), wherein the rear ends of the left connecting plate (5) and the right connecting plate are respectively connected with the left end and the right end of the front side wall of the front plate (1), two groups of first ball bearings (13) are respectively arranged on the left connecting plate (5) and the right connecting plate, the left rotating shaft (6) and the right rotating shaft are respectively connected with the two groups of first ball bearings (13) in a key mode, the moving plate (11) is provided with a threaded hole and a sliding hole, the threaded rod (7) penetrates through the threaded hole, the left end and the right end of the threaded rod (7) are respectively connected with the left rotating shaft (6) and the right rotating shaft, the fixed rod (10) penetrates through the sliding hole, rack (9) bottom is connected with movable plate (11) top, front bezel (1) and back plate all are provided with second ball bearing (14), and preceding connecting rod (3) and back connecting rod respectively with two sets of second ball bearing (14) key-type connection, preceding connecting rod (3) front end with first gear (8) key-type connection, first gear (8) and rack (9) meshing, the right-hand member of turning round is provided with second gear (15), and front bezel (1) right side wall is provided with third ball bearing (16), back shaft (12) and third ball bearing (16) key-type connection are provided with third gear (17) on back shaft (12), and second gear (15) and third gear (17) meshing, back shaft (12) right-hand member are provided with rolling disc (18).
2. The calendering air knife adjusting mechanism for producing the plastic film as recited in claim 1, further comprising a support ring (19), wherein the left end of the support ring (19) is provided with an opening, the support ring (19) is fixedly connected with the front plate (1), the support ring (19) is provided with a fourth ball bearing (20), and the support shaft (12) is in key connection with the fourth ball bearing (20).
3. A calendering air knife regulating mechanism for plastic film production as in claim 2 wherein the outer side wall of said rotating disc (18) is provided with anti-slip threads (21).
4. A calendering air knife regulating mechanism for plastic film production as in claim 3 wherein the right end of the front connecting rod (3) is provided with a pointer (22) and the front side wall of the front plate (1) is provided with an angle line (23).
5. A calendering air knife adjustment mechanism for plastic film production as in claim 4 further comprising two sets of nuts (24), said two sets of nuts (24) being threaded onto the threaded rod (7) and both sets of nuts (24) being in contact with the moving plate (11).
6. Calendering air knife adjustment mechanism for the production of plastic films as in claim 5, characterized in that the fixing bar (10) is cylindrical.
7. A calendering air knife adjustment mechanism for plastic film production as in claim 6 wherein the third gear (17) outer diameter is smaller than the second gear (15) outer diameter.
8. A calendering air knife adjustment mechanism for the production of plastic films as in claim 7, characterized in that the left web (5) and the right web are both welded to the front plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921555657.9U CN210820857U (en) | 2019-09-18 | 2019-09-18 | Calendering air knife adjustment mechanism for plastic film production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921555657.9U CN210820857U (en) | 2019-09-18 | 2019-09-18 | Calendering air knife adjustment mechanism for plastic film production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210820857U true CN210820857U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921555657.9U Expired - Fee Related CN210820857U (en) | 2019-09-18 | 2019-09-18 | Calendering air knife adjustment mechanism for plastic film production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210820857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046631A (en) * | 2020-07-29 | 2020-12-08 | 盐城工学院 | A running gear for paddy field operation agricultural vehicle |
-
2019
- 2019-09-18 CN CN201921555657.9U patent/CN210820857U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046631A (en) * | 2020-07-29 | 2020-12-08 | 盐城工学院 | A running gear for paddy field operation agricultural vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |