CN210174188U - BOPP film casting film piece biaxial stretching preheating mechanism - Google Patents
BOPP film casting film piece biaxial stretching preheating mechanism Download PDFInfo
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- CN210174188U CN210174188U CN201920804355.4U CN201920804355U CN210174188U CN 210174188 U CN210174188 U CN 210174188U CN 201920804355 U CN201920804355 U CN 201920804355U CN 210174188 U CN210174188 U CN 210174188U
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- preheating
- frame
- riser
- guide frame
- bottom plate
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- 239000011127 biaxially oriented polypropylene Substances 0.000 title claims abstract description 23
- 229920006378 biaxially oriented polypropylene Polymers 0.000 title claims abstract description 20
- 238000005266 casting Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 238000007664 blowing Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 3
- 230000010354 integration Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 238000007790 scraping Methods 0.000 abstract description 8
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
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- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Abstract
The utility model discloses a BOPP film casting sheet bidirectional stretching preheating mechanism, which comprises a bottom plate, the periphery of the upper end surface of the bottom plate is connected with a plurality of supporting upright posts, the upper end surfaces of the supporting upright posts are fixedly connected with a top plate, a first material guide frame, a first preheating frame, a second material guide frame, a second preheating frame and a third material guide frame are sequentially arranged between the bottom plate and the top plate from left to right, the hot blowing device is arranged in the middle of the upper end face of the top plate, the structure is simple, the structure is clear and understandable, the film is transmitted through the material guide frame, the oil scraping is carried out on the surface of the coated film through the oil scraping plate in the transmission process, the influence on heating and stretching is avoided, the film is preheated through the preheating frame, and is continuously preheated through hot blowing in the preheating transmission process, the preheating roller on the preheating frame can be driven to move up and down through the cylinder, so that the preheating and stretching effect of the film is realized, and the preheating effect is improved.
Description
Technical Field
The utility model relates to a BOPP film production facility technical field specifically is a BOPP film casts diaphragm biaxial stretching and preheats mechanism.
Background
BOPP biaxially oriented polypropylene film. It is a kind of sheet or thick film made up by using high-molecular polypropylene melt through a long and narrow head, then drawing in two perpendicular directions (longitudinal direction and transverse direction) simultaneously or stepwise in a special drawing machine at a certain temp. and set speed, and making it undergo the processes of proper cooling or heat treatment or special processing (corona, coating, etc.). BOPP film needs preheat it before tensile, makes it soft, and the film damages the fracture when avoiding tensile, and consequently, tensile preheating device is indispensable, and traditional preheating effect is not good, and preheats discontinuous, and is discontinuous, preheats the effect not high, film fracture phenomenon appears easily moreover, and simply stretches the film in preheating the in-process, then can shorten the time for follow-up tensile operation, improves the effect, consequently, needs a BOPP film to cast diaphragm biaxial stretching and preheats the mechanism.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a BOPP film casting film piece biaxial stretching preheats mechanism to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a BOPP film casting film biaxial stretching preheats mechanism, includes the bottom plate, the bottom plate up end is connected with a plurality of support posts all around, a plurality of support post up end fixedly connected with roof, from left to right have set gradually first guide frame between bottom plate and the roof, first preheating frame, second guide frame, second preheating frame and third guide frame, install hot blast apparatus in the middle of the roof up end.
Preferably, first guide frame includes the riser, the riser is provided with two sets ofly, and two sets of risers are both sides setting around between roof and bottom plate, and the below is rotated and is provided with first pivot between the front and back side riser, first pivot surface is provided with the guide roller.
Preferably, the upper end face of the bottom plate is provided with a first mounting plate, the first mounting plate is fixedly provided with an oil scraping plate through a plurality of first bolts, the oil scraping plate is arranged below the material guide roller, and the second material guide frame, the third material guide frame and the first material guide frame are arranged in the same structure.
Preferably, the first frame of preheating includes the second riser, the second riser is provided with two sets ofly, and two sets of second risers both sides set up around between roof and bottom plate, and the relative side end face of front and back side second riser is provided with the slider, rotates between the front and back side slider to be connected with the second pivot, second pivot surface is provided with preheating roll, is connected with the mount between the front and back side end face about the slider, and the relative side end face of upper and lower both sides mount is provided with the second mounting panel, the installation is provided with the heating plate on the second mounting panel, the heating plate is through a plurality of second bolts and second mounting panel fixed connection.
Preferably, the end face of one side opposite to the second vertical plate on the front side and the rear side is provided with a sliding groove, the sliding block is integrally provided with a connecting block, the connecting block is arranged in the sliding groove, the upper end face of the top plate is provided with an air cylinder, the output end of the air cylinder penetrates through the top plate and is fixedly connected with a fixing frame above a preheating roller, and the second preheating frame and the first preheating frame are arranged in the same structure.
Preferably, the hot blast device comprises an air heater, the input end of the air heater is connected with an air inlet pipe, the output end of the air heater is connected with one end of an air outlet pipe, the other end of the air outlet pipe penetrates through the top plate and is fixedly connected with a transverse pipe, and the lower end of the transverse pipe is connected with a plurality of hot air branch pipes.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, the structure is clear understandable, and the film transmits through the work or material rest, carries out the diolame surface through the frizing board in the transmission course and scrapes oil, avoids producing the influence to the heating is tensile, and the film preheats through preheating the frame, and preheats in succession through hot blast in preheating transmission process, can drive through the cylinder and preheat the preheating roll on the frame and be elevating movement, realizes that the film preheats tensile effect, improves and preheats the effect.
Drawings
FIG. 1 is a schematic view of an overall structure of a biaxially oriented pre-heating mechanism for a BOPP film casting sheet;
FIG. 2 is a schematic structural view of a first material guiding frame of a biaxially oriented polypropylene (BOPP) film casting sheet preheating mechanism;
FIG. 3 is a schematic structural view of a first preheating frame of a biaxially oriented polypropylene (BOPP) film casting sheet preheating mechanism;
fig. 4 is a schematic view of a connection structure of a second vertical plate and a sliding block of a biaxially oriented polypropylene (BOPP) film casting preheating mechanism.
In the figure: 1-a third material guide frame, 2-a second preheating frame, 3-a second material guide frame, 4-a first preheating frame, 5-a second vertical plate, 6-a first material guide frame, 7-a first vertical plate, 8-a bottom plate, 9-a preheating roller, 10-a supporting upright post, 11-a top plate, 12-a transverse pipe, 13-an air outlet pipe, 14-an air inlet pipe, 15-a hot air blower, 16-a hot air blower, 17-a hot air branch pipe, 18-a connecting block, 19-a material guide roller, 20-a first bolt, 21-an oil scraping plate, 22-a first mounting plate, 23-a first rotating shaft, 24-a sliding block, 25-a second rotating shaft, 26-a fixing frame, 27-a sliding groove, 28-an air cylinder, 29-a heating plate, 30-a second bolt and 31-a second mounting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a BOPP film casting film biaxial stretching preheats mechanism, includes bottom plate 8, 8 up end of bottom plate are connected with a plurality of support posts 10 all around, a plurality of support posts 10 up end fixedly connected with roof 11, from left to right have set gradually first guide frame 6 between bottom plate 8 and the roof 11, first preheating frame 4, second guide frame 3, second preheating frame 2 and third guide frame 1, install hot blast apparatus 16 in the middle of the 11 up end of roof.
The BOPP film enters the preheating structure from the first material guide frame 6, then sequentially enters the first preheating frame 4, the second material guide frame 3 and the second preheating frame 2, and finally is conveyed away from the third material guide frame 1 to perform the next step of working procedure, wherein the hot air blowing device 16 is used for hot air blowing of the film between the first preheating frame 4 and the second preheating frame 2.
Preferably, the first material guiding frame 6 comprises two groups of first vertical plates 7, the two groups of first vertical plates 7 are arranged at the front side and the rear side between the top plate 11 and the bottom plate 8, a first rotating shaft 23 is rotatably arranged below the first vertical plates 7 at the front side and the rear side, a material guiding roller 19 is arranged on the outer surface of the first rotating shaft 23, a first mounting plate 22 is arranged on the upper end surface of the bottom plate 8, oil scraping plates 21 are fixedly mounted on the first mounting plate 22 through a plurality of first bolts 20, the oil scraping plates 21 are arranged below the material guiding roller 19, the second material guiding frame 3, the third material guiding frame 1 and the first material guiding frame 6 are arranged in the same structure, the first preheating frame 4 comprises second vertical plates 5, the two groups of second vertical plates 5 are arranged at the front side and the rear side between the top plate 11 and the bottom plate 8, a sliding block 24 is arranged at the end surface of the second vertical plates 5 at the front side and the rear side, rotate between the side slider 24 around being connected with second pivot 25, second pivot 25 surface is provided with preheating roller 9, is connected with mount 26 between the terminal surface about the side slider 24 around, and the relative side end surface of upper and lower both sides mount 26 is provided with second mounting panel 31, the installation is provided with heating plate 29 on the second mounting panel 31, heating plate 29 is through a plurality of second bolts 30 and second mounting panel 31 fixed connection, and the relative side end surface of front and back both sides second riser 5 is provided with spout 27, the integration of slider 24 is provided with connecting block 18, connecting block 18 sets up in spout 27, cylinder 28 is installed to roof 11 up end, cylinder 28 output passes roof 11 and preheating roller 9 top mount 26 fixed connection, the second preheats the same setting of frame 2 and first preheating frame 4 structure.
The film is transmitted through the material guide roller 19 in the first material guide frame 6, in the transmission process, the oil scraping plate 21 can scrape oil on the surface of the film, the preheating effect and the subsequent operation are improved, then the film passes through the preheating roller 9 on the first preheating frame 4, the heating sheets 29 on the upper side and the lower side of the preheating roller 9 are heated, the heating sheets 29 on the upper side directly preheat the upper surface of the film, the heating sheets 29 on the lower side heat the preheating roller 9 firstly, then the preheating pipe 9 preheats the lower surface of the film, the efficient preheating effect of the film is realized, in addition, the cylinder 28 can drive the fixing frame 26 and the preheating roller 9 to do lifting operation along the sliding groove 27, the stretching operation in the preheating transmission process of the film is realized, and the stretching expansion is performed in the preheating process of the film transmission.
The hot air blowing device 16 comprises an air heater 15, the input end of the air heater 15 is connected with an air inlet pipe 14, the output end of the air heater 15 is connected with one end of an air outlet pipe 13, the other end of the air outlet pipe 13 penetrates through a top plate 11 and is fixedly connected with a transverse pipe 12, and the lower end of the transverse pipe 12 is connected with a plurality of hot air branch pipes 17.
In the film carries out transmission process between the first preheating frame 4 and the second preheating frame 2 of the left and right sides, the hot-air that air heater 25 made is followed out tuber pipe 13 blowout, follows afterwards from violently managing 12 and violently managing the blowout of hot-blast branch 17 of 12 bottoms of pipe, carries out the hot-blast to the film upper surface, avoids preheating the back fast cooling for preheating the process is continuous, improves and preheats the effect.
It is preferred that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention can be embodied in other specific forms without departing from the spirit or essential characteristics thereof, as will be apparent to those skilled in the art. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a BOPP film casting film piece biaxial stretching preheats mechanism, includes bottom plate (8), its characterized in that: the hot air blowing device is characterized in that a plurality of supporting stand columns (10) are connected to the periphery of the upper end face of the bottom plate (8), a top plate (11) is fixedly connected to the upper end face of the supporting stand columns (10), a first material guide frame (6), a first preheating frame (4), a second material guide frame (3), a second preheating frame (2) and a third material guide frame (1) are sequentially arranged between the bottom plate (8) and the top plate (11), and a hot air blowing device (16) is installed in the middle of the upper end face of the top plate (11).
2. The BOPP film casting sheet biaxial stretching preheating mechanism of claim 1, wherein: first guide frame (6) include first riser (7), first riser (7) are provided with two sets ofly, and two sets of first riser (7) both sides set up around between roof (11) and bottom plate (8), and the below is rotated and is provided with first pivot (23) between front and back side first riser (7), first pivot (23) surface is provided with guide roller (19).
3. The BOPP film casting sheet biaxial stretching preheating mechanism of claim 2, wherein: bottom plate (8) up end is provided with first mounting panel (22), there are frizing (21) through a plurality of first bolt (20) fixed mounting on first mounting panel (22), frizing (21) are arranged in guide roller (19) below and are set up, second guide frame (3), third guide frame (1) and first guide frame (6) structure are the same to be set up.
4. The BOPP film casting sheet biaxial stretching preheating mechanism of claim 3, wherein: first preheating frame (4) include second riser (5), second riser (5) are provided with two sets ofly, and two sets of second riser (5) both sides set up around between roof (11) and bottom plate (8), and the relative side end face of front and back side second riser (5) is provided with slider (24), rotates between front and back side slider (24) and is connected with second pivot (25), second pivot (25) surface is provided with preheating roll (9), is connected with between the front and back side slider (24) the terminal surface about between mount (26), and the relative side end face of upper and lower both sides mount (26) is provided with second mounting panel (31), the installation is provided with heating plate (29) on second mounting panel (31), heating plate (29) are through a plurality of second bolt (30) and second mounting panel (31) fixed connection.
5. The BOPP film casting sheet biaxial stretching preheating mechanism of claim 4, wherein: the relative side end face of both sides second riser (5) is provided with spout (27) around, slider (24) integration is provided with connecting block (18), connecting block (18) set up in spout (27), cylinder (28) are installed to roof (11) up end, roof (11) and preheating roller (9) top mount (26) fixed connection are passed to cylinder (28) output, the second preheats frame (2) and first preheating frame (4) the same setting of structure.
6. The BOPP film casting sheet biaxial stretching preheating mechanism of claim 5, wherein: hot blast apparatus (16) include air heater (15), air heater (15) input is connected with air-supply line (14), air-out pipe (13) one end is connected to air heater (15) output, air-out pipe (13) other end passes roof (11) and fixedly connected with violently manage (12), violently manage (12) lower extreme and be connected with a plurality of hot-blast branch pipes (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920804355.4U CN210174188U (en) | 2019-05-31 | 2019-05-31 | BOPP film casting film piece biaxial stretching preheating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920804355.4U CN210174188U (en) | 2019-05-31 | 2019-05-31 | BOPP film casting film piece biaxial stretching preheating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210174188U true CN210174188U (en) | 2020-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920804355.4U Expired - Fee Related CN210174188U (en) | 2019-05-31 | 2019-05-31 | BOPP film casting film piece biaxial stretching preheating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210174188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115416272A (en) * | 2022-09-16 | 2022-12-02 | 华瑞达包装材料股份有限公司 | Stretching device is used in production of BOPP film |
-
2019
- 2019-05-31 CN CN201920804355.4U patent/CN210174188U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115416272A (en) * | 2022-09-16 | 2022-12-02 | 华瑞达包装材料股份有限公司 | Stretching device is used in production of BOPP film |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200324 |