CN219903319U - Stretching machine for stretching film - Google Patents
Stretching machine for stretching film Download PDFInfo
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- CN219903319U CN219903319U CN202223547865.9U CN202223547865U CN219903319U CN 219903319 U CN219903319 U CN 219903319U CN 202223547865 U CN202223547865 U CN 202223547865U CN 219903319 U CN219903319 U CN 219903319U
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- stretching
- heating roller
- temperature control
- film
- control heating
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- 238000010438 heat treatment Methods 0.000 claims abstract description 138
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 18
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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 relates to the technical field of film stretching equipment and discloses a stretching machine for stretching films, which comprises a stretching box body and a film body, wherein two heating roller mechanisms capable of heating the film body are arranged at the left end of the inside of the stretching box body in parallel, each heating roller mechanism comprises a temperature control heating roller, a liquid storage cavity is formed in the inside of each temperature control heating roller, air duct pipes are uniformly distributed on the front surface of each temperature control heating roller along the axial direction and are communicated with the rear end of an annular cavity of each temperature control heating roller, heating wires are arranged in each air duct pipe, three electric telescopic rods are uniformly distributed on the inner wall of the bottom of the right end of the stretching box body, stretching top rollers are respectively arranged above the electric telescopic rods at the two ends, and the same heating roller mechanisms are arranged above the electric telescopic rods in the middle. According to the utility model, the heating temperature of the film body is conveniently regulated and controlled by the arrangement of the heating roller mechanism, so that the heating effect and the stretching quality of the film body are effectively improved.
Description
Technical Field
The utility model relates to the technical field of film stretching equipment, in particular to a stretching machine for stretching a film.
Background
The film stretcher is mainly equipment for stretching a film, and in the process of stretching the film, the film is heated, and the stretching forming temperature is generally controlled between 85 ℃ and 90 ℃.
The application number 201721700055.9 discloses a film stretcher, which comprises a bottom plate, rollers, a door-shaped bracket, a heating device, springs, stretching rollers, a mounting plate, an electric push rod, a compression roller, a second movable block and a threaded rod, wherein the heating device comprises a first heating roller and a second heating roller,
the temperature of the first heating roller and the second heating roller of the film stretcher of the comparison document is uncontrollable when the film stretcher is used, so that the heating effect of a film to be stretched cannot be guaranteed, the stretching quality of the film can be directly influenced by the excessively low temperature or the excessively high temperature, the heating effect of the film can be directly influenced by the stretching roller at the rear end after the film stretcher heats the film to be stretched through the first heating roller and the second heating roller, the film still can not be guaranteed to be at the heating temperature, and therefore, the film stretcher has the use defect and cannot be guaranteed to be stretched.
To this end, we propose a stretcher for film stretching.
Disclosure of Invention
The utility model mainly solves the technical problems in the prior art and provides a stretching machine for stretching a film.
In order to achieve the above purpose, the stretching machine for stretching the film comprises a stretching box body and a film body, wherein a film inlet and a film outlet are respectively formed in the left side and the right side of the stretching box body, two heating roller mechanisms capable of heating the film body are arranged in parallel at the left end inside the stretching box body, each heating roller mechanism comprises a temperature control heating roller, the temperature control heating rollers are of annular structures, the rear ends of the temperature control heating rollers are of sealing shapes, a liquid storage cavity is formed in the temperature control heating rollers, air duct pipes are uniformly distributed in the front of the temperature control heating rollers along the axial direction and are of L-shaped structures, each air duct pipe is inserted into the liquid storage cavity, the rear end of each air duct pipe is fixedly sleeved on the inner side wall of the annular cavity at the rear end of the temperature control heating roller, each air duct pipe is communicated with the rear end of the annular cavity of the temperature control heating roller, heating wires are uniformly distributed on the bottom inner wall at the right end of the stretching box body, three electric telescopic rods are arranged above the electric telescopic rods at the two ends, and the electric telescopic rods at the two ends are respectively provided with telescopic rods above the electric telescopic rods at the middle part, and the electric telescopic rods are arranged above the electric telescopic rods are the electric telescopic rods.
Further, the front end opening of each temperature control heating roller is provided with a shaft disc respectively, the shaft disc is located at the axle center of the annular cavity of the temperature control heating roller, the outer side wall of the shaft disc is uniformly distributed with supporting rods along the axial direction, and the other end of each supporting rod is fixedly connected with the inner side wall of the annular cavity of the temperature control heating roller.
Further, the heating roller mechanism further comprises a heating roller support, and the rear end of each temperature control heating roller and the shaft disc at the front end of each temperature control heating roller are connected to the heating roller support through rotating shafts.
Further, a temperature sensor is arranged in the liquid storage cavity on each temperature control heating roller.
Further, the hot roller support of the inside left lower extreme of tensile case body fixed mounting is on the end inner wall of tensile case body, and the top fixedly connected with two round pin poles of the inside left upper end hot roller support of tensile case body, the top of two round pin poles is movable the embolia respectively at the left end top of tensile case body.
Further, the outer side walls of the lower ends of the two pin rods are respectively sleeved with pressing springs in a movable mode, and the upper end and the lower end of each pressing spring are respectively attached to the top inner wall of the stretching box body and the top of the hot roller support at the left upper end inside the stretching box body.
Further, the back of each shaft disc is fixedly provided with an exhaust motor respectively, and a fan blade is arranged on a transmission shaft of each exhaust motor respectively.
Further, two stretching top rollers are respectively connected with a top roller bracket through a rotating shaft, and the two top roller brackets are respectively and fixedly arranged on two electric telescopic rods at the left end and the right end.
Further, the top end of the electric telescopic rod in the middle is fixedly arranged with the hot roller support at the right end inside the stretching box body.
Further, adjusting press rolls are distributed above the two stretching top rolls, and the two adjusting press rolls are connected with press roll supports through rotating shafts respectively.
Further, the top ends of the two compression roller brackets are respectively movably sleeved with adjusting screws, and the two adjusting screws are respectively connected to the top end of the stretching box body through threads.
Advantageous effects
The utility model provides a stretcher for stretching a film. The beneficial effects are as follows:
1. the stretching machine for stretching the film is characterized in that a film body to be stretched enters from a film inlet at the left side of a stretching box body, passes between temperature control heating rollers of two heating roller mechanisms at the left end inside the stretching box body, bypasses from the top ends of stretching top rollers at the left end respectively, bypasses from the bottom ends of the heating roller mechanisms between the two stretching top rollers, bypasses from the top ends of stretching top rollers at the right end, heats the temperature control heating rollers and water in a liquid storage cavity on the temperature control heating rollers through heating wires in each air duct pipe while passing the film body through the two heating roller mechanisms at the left end inside the stretching box body, monitors the water temperature in the liquid storage cavity through a temperature sensor in the liquid storage cavity, so that the film body to be stretched can be heated, the fan blades are driven by the air draft motor to rotate at the front end of the annular cavity of the temperature control heating roller, so that the outside air can be pumped into the annular cavity of the temperature control heating roller through each air duct pipe on the temperature control heating roller and discharged from the opening at the front end of the annular cavity of the temperature control heating roller, in the process, the temperature of the heating wire in each air duct pipe and the water temperature in the liquid storage cavity can be cooled and processed respectively, the temperature regulation and control operation of the heating roller mechanism is realized, after the heated film body passes through the heating roller mechanism between the two stretching top rollers and the two stretching top rollers, the heights of the heating roller mechanism between the two stretching top rollers are respectively regulated by three electric telescopic rods, so that the stretching operation can be realized through the matching of the height difference between the two stretching top rollers and the temperature control heating roller between the two stretching top rollers, and the heating roller mechanism between the two stretching top rollers can assist the heating effect of the heated film body, so that the heating effect of the film body is effectively ensured, the stretching effect of the film body is ensured, the heating temperature of the film body is conveniently regulated and controlled through the arrangement of the heating roller mechanism, and the heating effect and the stretching quality of the film body are effectively improved.
2. This a stretching machine for film is tensile, through the pin, hold the spring, adjust the compression roller, compression roller support and adjusting screw's setting, through the elasticity effect of holding the spring, make the inside upper left heating roller mechanism of stretching box body carry out the cooperation of holding with the inside lower left heating roller mechanism of stretching box body, guarantee the contact effect of two accuse temperature heating rollers of the inside left end of film body and stretching box body, and then guaranteed the heating effect of film body, can drive the regulation compression roller on two compression roller supports respectively through rotatory two adjusting screw and follow vertical direction and remove, thereby the interval that can adjust two regulation compression rollers and two tensile top rollers is with the thickness of adaptation film body and to the dynamics of holding of film body.
Drawings
The structures, proportions, sizes, etc. shown in this description are for illustration purposes only and are not intended to limit the scope of the utility model, which is otherwise, used by those skilled in the art to which this utility model pertains.
FIG. 1 is a schematic elevational cross-sectional view of a unitary structure;
fig. 2 is a schematic front sectional view of the temperature-controlled heating roller.
Legend description:
1. stretching a box body; 21. a temperature-controlled heating roller; 22. a heat roller bracket; 23. an air duct pipe; 24. a shaft disc; 25. a brace rod; 26. an exhaust motor; 27. a fan blade; 28. a liquid storage cavity; 3. a pin rod; 4. a pressing spring; 5. an electric telescopic rod; 6. stretching the top roller; 7. a top roller bracket; 8. adjusting a press roller; 9. a press roll bracket; 10. adjusting a screw; 11. a film body.
Detailed Description
1-2, a stretching machine for stretching a film comprises a stretching box body 1 and a film body 11, wherein a film inlet and a film outlet are respectively formed in the left side and the right side of the stretching box body 1, two heating roller mechanisms capable of heating the film body 11 are arranged at the left end of the inside of the stretching box body 1 in parallel, each heating roller mechanism comprises a temperature control heating roller 21, each temperature control heating roller 21 is of a ring-shaped structure, the rear end of each temperature control heating roller 21 is of a sealing shape, a liquid storage cavity 28 is formed in the inside of each temperature control heating roller 21, water is injected into each liquid storage cavity 28, air duct pipes 23 are uniformly distributed in the front of each temperature control heating roller 21 along the axial direction, each air duct pipe 23 is of an L-shaped structure, each air duct pipe 23 is alternately arranged in each liquid storage cavity 28, the rear end of each air duct pipe 23 is fixedly sleeved on the inner side wall of the ring cavity at the rear end of each temperature control heating roller 21, each air duct pipe 23 is communicated with the rear end of the annular cavity of the temperature control heating roller 21, heating wires are arranged in each air duct pipe 23, three electric telescopic rods 5 are uniformly distributed on the inner wall of the bottom of the right end of the stretching box body 1, stretching top rollers 6 are respectively arranged above the electric telescopic rods 5 at the two ends, the same heating roller mechanism is arranged above the electric telescopic rods 5 in the middle, a shaft disc 24 is respectively arranged at the opening of the front end of each temperature control heating roller 21, the shaft disc 24 is positioned at the axial center of the annular cavity of the temperature control heating roller 21, supporting rods 25 are uniformly distributed on the outer side wall of the shaft disc 24 along the axial direction, the other end of each supporting rod 25 is fixedly connected with the inner side wall of the annular cavity of the temperature control heating roller 21, the heating roller mechanism also comprises a heating roller bracket 22, the rear end of each temperature control heating roller 21 and the shaft disc 24 at the front end of the temperature control heating roller 21 are connected on the heating roller bracket 22 through a rotating shaft, the temperature control heating roller comprises a stretching box body 1, a liquid storage cavity 28 on the stretching box body 1 is internally provided with a temperature sensor, a hot roller support 22 at the left lower end of the stretching box body 1 is fixedly arranged on the bottom inner wall of the stretching box body 1, two pin rods 3 are fixedly connected to the top ends of the hot roller support 22 at the left upper end of the stretching box body 1, the top ends of the two pin rods 3 are respectively movably sleeved on the top of the left end of the stretching box body 1, the outer side walls of the lower ends of the two pin rods 3 are respectively movably sleeved with a pressing spring 4, the upper end and the lower end of each pressing spring 4 are respectively attached to the top inner wall of the stretching box body 1 and the top of the hot roller support 22 at the left upper end of the stretching box body 1, an exhaust motor 26 is fixedly arranged on the back of each shaft disk 24, fan blades 27 are respectively arranged on the transmission shaft of each exhaust motor 26, two stretching top rollers 6 are respectively connected with a top roller support 7 through a rotating shaft, the top ends of the two electric telescopic rods 5 are respectively movably sleeved on the left end and right end of the stretching box body 1, the top ends of the two electric telescopic rods 5 are respectively movably sleeved on two compression rollers 10 through two adjusting screw shafts 9, and the top roller supports 10 are respectively movably connected to the top roller supports 10 are respectively arranged on the two compression rollers 10.
The working principle of the utility model is as follows: when in use, the film body 11 to be stretched enters from the film inlet at the left side of the stretching box body 1 and passes between the temperature control heating rollers 21 of the two heating roller mechanisms at the left end inside the stretching box body 1, then respectively bypasses the top ends of the stretching top rollers 6 at the left end, bypasses the bottom ends of the heating roller mechanisms between the two stretching top rollers 6, bypasses the top ends of the stretching top rollers 6 at the right end, passes the film body 11 through the two heating roller mechanisms at the left end inside the stretching box body 1, heats the temperature control heating roller 21 and water in the liquid storage cavity 28 on the temperature control heating roller 21 through the heating wire in each air duct pipe 23, monitors the water temperature in the liquid storage cavity 28 through the temperature sensor in the liquid storage cavity 28, thereby heating the film body 11 to be stretched, when the temperature sensor detects that the water temperature is too high, the fan blades 27 are driven by the air draft motor 26 to rotate at the front end of the annular cavity of the temperature control heating roller 21, so that the outside air can be pumped into the annular cavity of the temperature control heating roller 21 through each air duct pipe 23 on the temperature control heating roller 21 and discharged from the opening of the front end of the annular cavity of the temperature control heating roller 21, in the process, the temperature of the heating wire in each air duct pipe 23 and the water temperature in the liquid storage cavity 28 can be respectively reduced, the temperature regulation and control operation of the heating roller mechanism is realized, the heated film body 11 passes through the heating roller mechanism between the two stretching top rollers 6 and the two stretching top rollers 6, the heights of the heating roller mechanism between the two stretching top rollers 6 are respectively regulated by the three electric telescopic rods 5, thereby carry out the cooperation of difference in height through the accuse temperature heating roller 21 between two stretching top rollers 6 and the two stretching top rollers 6 and can realize carrying out stretching operation to the film body 11 that passes, and the heating roller mechanism between two stretching top rollers 6 can carry out the effect of supplementary continuous heat to the film body 11 that heats, effectively guaranteed the heating effect of film body 11 and guaranteed the stretching effect of film body 11, through the setting of heating roller mechanism, be convenient for regulate and control the heating temperature of film body 11, effectively improved the heating effect and the stretching quality of film body 11.
Through the setting of round pin pole 3, hold spring 4, adjust compression roller 8, compression roller support 9 and adjusting screw 10, through the elasticity effect of pressure hold spring 4, make the inside upper left end's of stretching box body 1 heating roller mechanism carry out the pressure cooperation of holding with the inside lower left end's of stretching box body 1 heating roller mechanism, guarantee the contact effect of film body 11 and the inside left end's of stretching box body two accuse temperature heating rollers 21, and then guaranteed the heating effect of film body 11, can drive the regulation compression roller 8 on two compression roller supports 9 respectively through rotatory two adjusting screw 10 and follow vertical direction and remove, thereby the interval that can adjust two regulation compression rollers 8 and two stretching top rollers 6 is with the thickness of adaptation film body 11 and to the dynamics of holding of film body 11.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (7)
1. A stretcher for film stretching comprises a stretching box body (1) and a film body (11), wherein a film inlet and a film outlet are respectively formed in the left surface and the right surface of the stretching box body (1), and the stretcher is characterized in that: the stretching box is characterized in that two heating roller mechanisms capable of heating the film body (11) are arranged at the left end of the stretching box body (1) in parallel, each heating roller mechanism comprises a temperature control heating roller (21), each temperature control heating roller (21) is of an annular structure, the rear ends of the temperature control heating rollers (21) are in a sealing shape, liquid storage cavities (28) are formed in the temperature control heating rollers (21), air duct pipes (23) are uniformly distributed on the front surfaces of the temperature control heating rollers (21) along the axial direction, each air duct pipe (23) is of an L-shaped structure, each air duct pipe (23) is alternately arranged in the liquid storage cavities (28), the rear end of each air duct pipe (23) is fixedly sleeved on the inner side wall of the annular cavity at the rear end of the temperature control heating roller (21), each air duct pipe (23) is communicated with the rear end of the annular cavity of the temperature control heating roller (21), heating wires are uniformly distributed in each air duct pipe (23), three electric telescopic rods (5) are uniformly distributed on the inner walls of the bottom of the right end of the stretching box body (1), and the electric telescopic rods (5) at the two ends are respectively provided with telescopic rods (6) above the stretching rods.
2. A stretcher for stretching a film according to claim 1, wherein: the front end opening of each temperature control heating roller (21) is provided with a shaft disc (24) respectively, the shaft disc (24) is located at the axle center of the annular cavity of the temperature control heating roller (21), the outer side wall of the shaft disc (24) is uniformly provided with supporting rods (25) along the axial direction, and the other end of each supporting rod (25) is fixedly connected with the inner side wall of the annular cavity of the temperature control heating roller (21).
3. A stretcher for stretching a film according to claim 1, wherein: the heating roller mechanism further comprises a heating roller support (22), the rear end of each temperature control heating roller (21) and a shaft disc (24) at the front end of each temperature control heating roller (21) are connected to the heating roller support (22) through a rotating shaft, and a temperature sensor is arranged in a liquid storage cavity (28) on each temperature control heating roller (21).
4. A stretcher for stretching a film according to claim 3, wherein: the hot roller support (22) of the inside left lower extreme of tensile case body (1) fixed mounting is on the end inner wall of tensile case body (1), the top fixedly connected with two round pin poles (3) of the inside left upper end hot roller support (22) of tensile case body (1), the top of two round pin poles (3) is movable respectively to embolia at the left end top of tensile case body (1), the lower extreme lateral wall of two round pin poles (3) is movable respectively to embolia has pressure to hold spring (4), the upper and lower both ends of every pressure to hold spring (4) are laminated with the top inner wall of tensile case body (1) and the hot roller support (22) top of the inside left upper end of tensile case body (1) respectively.
5. A stretcher for stretching a film according to claim 2, wherein: an exhaust motor (26) is fixedly arranged on the back surface of each shaft disc (24), and fan blades (27) are arranged on a transmission shaft of each exhaust motor (26).
6. A stretcher for stretching a film as set forth in claim 4, wherein: the two stretching top rollers (6) are respectively connected with a top roller bracket (7) through a rotating shaft, the two top roller brackets (7) are respectively and fixedly arranged on two electric telescopic rods (5) at the left end and the right end, and the top end of the middle electric telescopic rod (5) is fixedly arranged with a hot roller bracket (22) at the right end inside the stretching box body (1).
7. A stretcher for stretching a film as set forth in claim 6, wherein: two the top distribution of tensile top roller (6) is provided with regulation compression roller (8), and two regulation compression rollers (8) are connected with compression roller support (9) through the pivot respectively, and the top of two compression roller supports (9) is movable respectively to be emboliaed adjusting screw (10), and two adjusting screw (10) are at the top of tensile case body (1) through threaded connection respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223547865.9U CN219903319U (en) | 2022-12-27 | 2022-12-27 | Stretching machine for stretching film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223547865.9U CN219903319U (en) | 2022-12-27 | 2022-12-27 | Stretching machine for stretching film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219903319U true CN219903319U (en) | 2023-10-27 |
Family
ID=88421547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223547865.9U Active CN219903319U (en) | 2022-12-27 | 2022-12-27 | Stretching machine for stretching film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219903319U (en) |
-
2022
- 2022-12-27 CN CN202223547865.9U patent/CN219903319U/en active Active
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