CN212422253U - Strong cross membrane stretching equipment - Google Patents
Strong cross membrane stretching equipment Download PDFInfo
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- CN212422253U CN212422253U CN202020526678.4U CN202020526678U CN212422253U CN 212422253 U CN212422253 U CN 212422253U CN 202020526678 U CN202020526678 U CN 202020526678U CN 212422253 U CN212422253 U CN 212422253U
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
- B29C71/02—Thermal after-treatment
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Abstract
The utility model belongs to the technical field of film production, a powerful alternately tensile equipment of membrane is disclosed, including blown film device (1) and at least one cold and hot processing stretching unit, cold and hot processing stretching unit includes nervous formula heat treatment stretching mechanism (2) and lax formula cold treatment stretching mechanism (3), during production, alternately the membrane is successively through nervous formula heat treatment stretching mechanism (2) and lax formula cold treatment stretching mechanism (3). The utility model discloses eliminate the internal stress of powerful alternately membrane steadily, avoided the film phenomenon such as shrink and curl to appear.
Description
Technical Field
The utility model belongs to the technical field of film production, concretely relates to powerful alternately tensile equipment of membrane.
Background
Compared with the common film, the strong cross film has higher tearing strength and dimensional stability and better waterproof performance; and the high and low temperature resistance is excellent, and the weather resistance can adapt to the climate change in hot and cold regions. Excellent extensibility and tensile property, and is suitable for deformation of the structural base layer. The crossed membrane is a high molecular material, microscopically large molecular weight molecules, macroscopically, like an elastic curved filament, interlaced together. However, when the strong cross membrane is produced, the film is acted by external force in the stretching process, so that the inside of the strong cross membrane has larger internal stress, thereby affecting the quality of products. When applied to a waterproofing membrane after being formed into a finished cross-membrane, the waterproofing membrane is susceptible to a large amount of shrinkage and curling due to the high temperature to be withstood. However, the existing equipment for producing strong crossed membranes has the defects.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model aims to provide a strong cross membrane stretching device.
The utility model discloses the technical scheme who adopts does: a strong cross film stretching device comprises a film blowing device and at least one cold and hot treatment stretching unit, wherein the cold and hot treatment stretching unit comprises a tension type heat treatment stretching mechanism and a relaxation type cold treatment stretching mechanism, and when in production, cross films pass through the tension type heat treatment stretching mechanism and the relaxation type cold treatment stretching mechanism in sequence.
Furthermore, the cold and hot treatment stretching unit also comprises a tension adjusting device, so that the tension of the strong crossed film in the stretching process is kept constant.
Furthermore, the tension adjusting device comprises a frame A, a first floating roller is arranged at one end of the linkage rod, the end part of the rotating shaft is connected with the linkage rod, the linkage rod is connected with the first floating roller, a precise cylinder is arranged on the frame A, an output shaft of the precise cylinder is movably connected with the linkage rod, and a first tension roller is arranged on the frame A.
Furthermore, a bending roll is arranged on the frame A.
Furthermore, the tension type heat treatment stretching mechanism comprises a frame B, and a plurality of heating rollers are arranged on the frame B.
Further, a press-fit roller is arranged on the frame B.
Furthermore, the relaxation type cold treatment stretching mechanism comprises a rack C, and a plurality of cooling rollers are arranged on the rack C.
Further, a second tension roller and a second floating roller are arranged on the machine frame C.
Further, the equipment also comprises a deviation correcting device and a winding device for collecting the strong crossed films.
Further, the winding device is a double-station winding machine.
The utility model has the advantages that: by means of the tension type heat treatment stretching mechanism with tension type heat treatment function and the relaxation type cold treatment stretching mechanism with relaxation type cold treatment function, the internal stress of the strong crossed film is stably eliminated, and the phenomena of shrinkage, curling and the like of the film are avoided.
Drawings
FIG. 1 is a schematic structural view of a film blowing apparatus;
FIG. 2 is a schematic view of a drawing unit for cold and hot treatment;
FIG. 3 is a schematic structural view of a winding device;
FIG. 4 is a front view of the tensioning device;
FIG. 5 is a side view of the tensioning device;
FIG. 6 is a schematic view of the structure of the tension type heat treatment stretching mechanism;
FIG. 7 is a schematic structural view of a relaxation type cold processing stretching mechanism;
in the figure: the device comprises a film blowing device 1, a tension type heat treatment stretching mechanism 2, a relaxation type cold treatment stretching mechanism 3, a tension adjusting device 4, a frame A5, a first floating roll 6, a rotating shaft 7, a linkage rod 8, a precision cylinder 9, a first tension roll 10, a bending roll 11, a frame B12, a heating roll 13, a pressing roll 14, a frame C15, a cooling roll 16, a second tension roll 17, a second floating roll 18, a deviation correcting device 19, a winding device 20, a gear A21, a gear B22, a sensor base 23 and a chain wheel 24.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "upper", "front", "rear", "left", "right", "bottom", "side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present embodiments.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1 to 3, a strong cross film stretching apparatus includes a film blowing device 1 and at least one cold and heat treatment stretching unit, the film blowing device 1 is used for forming a strong cross film, the cold and heat treatment stretching unit includes a tension type heat treatment stretching mechanism 2 and a relaxation type cold treatment stretching mechanism 3, and during production, the cross film passes through the tension type heat treatment stretching mechanism 2 and the relaxation type cold treatment stretching mechanism 3 in sequence. The device also comprises a deviation correcting device 19 and a winding device 20 for collecting the powerful crossed films, wherein the deviation correcting device 19 prevents the crossed films from deviating in the stretching process. Preferably, the winding device 20 is a double-station winding machine.
Through the tension type heat treatment and the relaxation type cold treatment, the stabilization and the elimination of the internal stress are realized. The tension type heat treatment reduces the internal stress by making the molecules move to the balance position continuously at high temperature, the relaxation type cold treatment stabilizes the internal stress by shortening the length of the track through low-temperature treatment and reducing the action of external force, and the stability of the film at high temperature is adjusted and controlled by adjusting the heat treatment temperature, the heat recovery time of the base material and the track necking quantity of the relaxation cold treatment section in production under the two conditions.
Example two
As shown in fig. 1 to 3, a strong cross film stretching apparatus includes a film blowing device 1 and at least one cold and heat treatment stretching unit, the film blowing device 1 is used for forming a strong cross film, the cold and heat treatment stretching unit includes a tension type heat treatment stretching mechanism 2 and a relaxation type cold treatment stretching mechanism 3, and during production, the cross film passes through the tension type heat treatment stretching mechanism 2 and the relaxation type cold treatment stretching mechanism 3 in sequence. The device also comprises a deviation correcting device 19 and a winding device 20 for collecting the powerful crossed films, wherein the deviation correcting device 19 prevents the crossed films from deviating in the stretching process. Preferably, the winding device 20 is a double-station winding machine.
Through the tension type heat treatment and the relaxation type cold treatment, the stabilization and the elimination of the internal stress are realized. The tension type heat treatment reduces the internal stress by making the molecules move to the balance position continuously at high temperature, the relaxation type cold treatment stabilizes the internal stress by shortening the length of the track through low-temperature treatment and reducing the action of external force, and the stability of the film at high temperature is adjusted and controlled by adjusting the heat treatment temperature, the heat recovery time of the base material and the track necking quantity of the relaxation cold treatment section in production under the two conditions.
As shown in fig. 4 and 5, the stretching unit for cold and heat treatment further comprises a tension adjusting device 4 for keeping the tension of the strong crossed film constant during the stretching process, and the tension adjusting device 4 is arranged before the tension type heat treatment stretching mechanism 2 for enabling the crossed film to pass through the tension adjusting device 4. Specifically, the tension adjusting device 4 comprises a frame A5, a rotating shaft 7 is arranged on the frame A5, the end of the rotating shaft 7 is connected with a linkage rod 8, one end of the linkage rod 8 is provided with a first floating roller 6, a precise cylinder 9 is arranged on the frame A5, and the precise cylinder 9 is fixedly connected with the frame A5. An output shaft of the precision cylinder 9 is movably connected with the linkage rod 8, and a first tension roller 10 is arranged on the frame A5. The linkage rod 8 is rotated through the precision air cylinder 9, the position of the first floating roller 6 is changed, and therefore the tension of the powerful crossed membrane is adjusted.
Preferably, the end of the rotating shaft 7 is connected with a gear A21, a sensor base 23 which can rotate freely is arranged on the frame A5, the sensor base 23 is connected with a gear B22, the gear A21 is meshed with the gear B22, an angle sensor is arranged on the sensor base 23, and the angle sensor is connected with the precision air cylinder 9. When the balance between the tension of the crossed film and the acting force of the precise air cylinder 9 is damaged, the rotating shaft 7 rotates, under the action of the gear A21 and the gear B22, after the angle sensor collects signals, the precise air cylinder 9 works to push the linkage rod 8 to rotate, and the position of the first floating roller 6 is adjusted, so that the tension is balanced. The precision cylinder 14 can be a cylinder with the model number of KSCS-63-78-S0-B0-P.
EXAMPLE III
As shown in fig. 1 to 3, a strong cross film stretching apparatus includes a film blowing device 1 and at least one cold and heat treatment stretching unit, the film blowing device 1 is used for forming a strong cross film, the cold and heat treatment stretching unit includes a tension type heat treatment stretching mechanism 2 and a relaxation type cold treatment stretching mechanism 3, and during production, the cross film passes through the tension type heat treatment stretching mechanism 2 and the relaxation type cold treatment stretching mechanism 3 in sequence. The device also comprises a deviation correcting device 19 and a winding device 20 for collecting the powerful crossed films, wherein the deviation correcting device 19 prevents the crossed films from deviating in the stretching process. Preferably, the winding device 20 is a double-station winding machine.
Through the tension type heat treatment and the relaxation type cold treatment, the stabilization and the elimination of the internal stress are realized. The tension type heat treatment reduces the internal stress by making the molecules move to the balance position continuously at high temperature, the relaxation type cold treatment stabilizes the internal stress by shortening the length of the track through low-temperature treatment and reducing the action of external force, and the stability of the film at high temperature is adjusted and controlled by adjusting the heat treatment temperature, the heat recovery time of the base material and the track necking quantity of the relaxation cold treatment section in production under the two conditions.
As shown in fig. 4 and 5, the stretching unit for cold and heat treatment further comprises a tension adjusting device 4 for keeping the tension of the strong crossed film constant during the stretching process, and the tension adjusting device 4 is arranged before the tension type heat treatment stretching mechanism 2 for enabling the crossed film to pass through the tension adjusting device 4. Specifically, the tension adjusting device 4 comprises a frame A5, a rotating shaft 7 is arranged on the frame A5, the end of the rotating shaft 7 is connected with a linkage rod 8, one end of the linkage rod 8 is provided with a first floating roller 6, a precise cylinder 9 is arranged on the frame A5, and the precise cylinder 9 is fixedly connected with the frame A5. An output shaft of the precision cylinder 9 is movably connected with the linkage rod 8, and a first tension roller 10 is arranged on the frame A5. The linkage rod 8 is rotated through the precision air cylinder 9, the position of the first floating roller 6 is changed, and therefore the tension of the powerful crossed membrane is adjusted.
Preferably, the end of the rotating shaft 7 is connected with a gear A21, a sensor base 23 which can rotate freely is arranged on the frame A5, the sensor base 23 is connected with a gear B22, the gear A21 is meshed with the gear B22, an angle sensor is arranged on the sensor base 23, and the angle sensor is connected with the precision air cylinder 9. When the balance between the tension of the crossed film and the acting force of the precise air cylinder 9 is damaged, the rotating shaft 7 rotates, under the action of the gear A21 and the gear B22, after the angle sensor collects signals, the precise air cylinder 9 works to push the linkage rod 8 to rotate, and the position of the first floating roller 6 is adjusted, so that the tension is balanced. The precision cylinder 14 can be a cylinder with the model number of KSCS-63-78-S0-B0-P.
As shown in fig. 4, the frame a5 is provided with a bending roll 11 for flattening the crossed film of the out-feed roll tension control device 2; the quality of the product is ensured by the arrangement of the bending roller 9.
Example four
As shown in fig. 1 to 3, a strong cross film stretching apparatus includes a film blowing device 1 and at least one cold and heat treatment stretching unit, the film blowing device 1 is used for forming a strong cross film, the cold and heat treatment stretching unit includes a tension type heat treatment stretching mechanism 2 and a relaxation type cold treatment stretching mechanism 3, and during production, the cross film passes through the tension type heat treatment stretching mechanism 2 and the relaxation type cold treatment stretching mechanism 3 in sequence. The device also comprises a deviation correcting device 19 and a winding device 20 for collecting the powerful crossed films, wherein the deviation correcting device 19 prevents the crossed films from deviating in the stretching process. Preferably, the winding device 20 is a double-station winding machine.
Through the tension type heat treatment and the relaxation type cold treatment, the stabilization and the elimination of the internal stress are realized. The tension type heat treatment reduces the internal stress by making the molecules move to the balance position continuously at high temperature, the relaxation type cold treatment stabilizes the internal stress by shortening the length of the track through low-temperature treatment and reducing the action of external force, and the stability of the film at high temperature is adjusted and controlled by adjusting the heat treatment temperature, the heat recovery time of the base material and the track necking quantity of the relaxation cold treatment section in production under the two conditions.
As shown in fig. 4 and 5, the stretching unit for cold and heat treatment further comprises a tension adjusting device 4 for keeping the tension of the strong crossed film constant during the stretching process, and the tension adjusting device 4 is arranged before the tension type heat treatment stretching mechanism 2 for enabling the crossed film to pass through the tension adjusting device 4. Specifically, the tension adjusting device 4 comprises a frame A5, a rotating shaft 7 is arranged on the frame A5, the end of the rotating shaft 7 is connected with a linkage rod 8, one end of the linkage rod 8 is provided with a first floating roller 6, a precise cylinder 9 is arranged on the frame A5, and the precise cylinder 9 is fixedly connected with the frame A5. An output shaft of the precision cylinder 9 is movably connected with the linkage rod 8, and a first tension roller 10 is arranged on the frame A5. The linkage rod 8 is rotated through the precision air cylinder 9, the position of the first floating roller 6 is changed, and therefore the tension of the powerful crossed membrane is adjusted.
Preferably, the end of the rotating shaft 7 is connected with a gear A21, a sensor base 23 which can rotate freely is arranged on the frame A5, the sensor base 23 is connected with a gear B22, the gear A21 is meshed with the gear B22, an angle sensor is arranged on the sensor base 23, and the angle sensor is connected with the precision air cylinder 9. When the balance between the tension of the crossed film and the acting force of the precise air cylinder 9 is damaged, the rotating shaft 7 rotates, under the action of the gear A21 and the gear B22, after the angle sensor collects signals, the precise air cylinder 9 works to push the linkage rod 8 to rotate, and the position of the first floating roller 6 is adjusted, so that the tension is balanced. The precision cylinder 14 can be a cylinder with the model number of KSCS-63-78-S0-B0-P.
As shown in fig. 4, the frame a5 is provided with a bending roll 11 for flattening the crossed film of the out-feed roll tension control device 2; the quality of the product is ensured by the arrangement of the bending roller 9.
As shown in fig. 6, the tension type heat treatment stretching mechanism 2 includes a frame B12, a plurality of heating rollers 13 are disposed on the frame B12, a nip roller 14 is disposed on the frame B12, and the nip roller 14 is driven by a hydraulic cylinder or an electric cylinder. In production, the crossed film passes through each of the heating rollers 13 in sequence, and the crossed film passing through the pressing roller 14 and one of the heating rollers 13 is pressed by adjusting the gap between the pressing roller 14 and the one of the heating rollers 13.
Preferably, the rack B12 is provided with a plurality of chain wheels 24, and the chain wheels sequentially pass through the heating rollers, and finally form a closed-loop chain transmission chain under the action of the chain wheels 24, so as to realize the operation of driving the plurality of heating rollers 13 by single drive.
EXAMPLE five
As shown in fig. 1 to 3, a strong cross film stretching apparatus includes a film blowing device 1 and at least one cold and heat treatment stretching unit, the film blowing device 1 is used for forming a strong cross film, the cold and heat treatment stretching unit includes a tension type heat treatment stretching mechanism 2 and a relaxation type cold treatment stretching mechanism 3, and during production, the cross film passes through the tension type heat treatment stretching mechanism 2 and the relaxation type cold treatment stretching mechanism 3 in sequence. The device also comprises a deviation correcting device 19 and a winding device 20 for collecting the powerful crossed films, wherein the deviation correcting device 19 prevents the crossed films from deviating in the stretching process. Preferably, the winding device 20 is a double-station winding machine.
Through the tension type heat treatment and the relaxation type cold treatment, the stabilization and the elimination of the internal stress are realized. The tension type heat treatment reduces the internal stress by making the molecules move to the balance position continuously at high temperature, the relaxation type cold treatment stabilizes the internal stress by shortening the length of the track through low-temperature treatment and reducing the action of external force, and the stability of the film at high temperature is adjusted and controlled by adjusting the heat treatment temperature, the heat recovery time of the base material and the track necking quantity of the relaxation cold treatment section in production under the two conditions.
As shown in fig. 4 and 5, the stretching unit for cold and heat treatment further comprises a tension adjusting device 4 for keeping the tension of the strong crossed film constant during the stretching process, and the tension adjusting device 4 is arranged before the tension type heat treatment stretching mechanism 2 for enabling the crossed film to pass through the tension adjusting device 4. Specifically, the tension adjusting device 4 comprises a frame A5, a rotating shaft 7 is arranged on the frame A5, the end of the rotating shaft 7 is connected with a linkage rod 8, one end of the linkage rod 8 is provided with a first floating roller 6, a precise cylinder 9 is arranged on the frame A5, and the precise cylinder 9 is fixedly connected with the frame A5. An output shaft of the precision cylinder 9 is movably connected with the linkage rod 8, and a first tension roller 10 is arranged on the frame A5. The linkage rod 8 is rotated through the precision air cylinder 9, the position of the first floating roller 6 is changed, and therefore the tension of the powerful crossed membrane is adjusted.
Preferably, the end of the rotating shaft 7 is connected with a gear A21, a sensor base 23 which can rotate freely is arranged on the frame A5, the sensor base 23 is connected with a gear B22, the gear A21 is meshed with the gear B22, an angle sensor is arranged on the sensor base 23, and the angle sensor is connected with the precision air cylinder 9. When the balance between the tension of the crossed film and the acting force of the precise air cylinder 9 is damaged, the rotating shaft 7 rotates, under the action of the gear A21 and the gear B22, after the angle sensor collects signals, the precise air cylinder 9 works to push the linkage rod 8 to rotate, and the position of the first floating roller 6 is adjusted, so that the tension is balanced. The precision cylinder 14 can be a cylinder with the model number of KSCS-63-78-S0-B0-P.
As shown in fig. 4, the frame a5 is provided with a bending roll 11 for flattening the crossed film of the out-feed roll tension control device 2; the quality of the product is ensured by the arrangement of the bending roller 9.
As shown in fig. 6, the tension type heat treatment stretching mechanism 2 includes a frame B12, a plurality of heating rollers 13 are disposed on the frame B12, a nip roller 14 is disposed on the frame B12, and the nip roller 14 is driven by a hydraulic cylinder or an electric cylinder. In production, the crossed film passes through each of the heating rollers 13 in sequence, and the crossed film passing through the pressing roller 14 and one of the heating rollers 13 is pressed by adjusting the gap between the pressing roller 14 and the one of the heating rollers 13.
Preferably, the rack B12 is provided with a plurality of chain wheels 24, and the chain wheels sequentially pass through the heating rollers, and finally form a closed-loop chain transmission chain under the action of the chain wheels 24, so as to realize the operation of driving the plurality of heating rollers 13 by single drive.
As shown in fig. 7, the relaxation cold processing stretching mechanism 3 includes a frame C15, and a plurality of cooling rollers 16 are provided on a frame C15. The machine frame C15 is provided with a second tension roller 17 and a second floating roller 18. The second dancer roll 18 is arranged in the same manner as the first dancer roll 6, and during production, the crossed film passes through the second dancer roll 18, the second tension roll 17, and then the heating rolls 13.
EXAMPLE six
As shown in fig. 1 to 3, a strong cross film stretching apparatus includes a film blowing device 1 and at least one cold and heat treatment stretching unit, the film blowing device 1 is used for forming a strong cross film, the cold and heat treatment stretching unit includes a tension type heat treatment stretching mechanism 2 and a relaxation type cold treatment stretching mechanism 3, and during production, the cross film passes through the tension type heat treatment stretching mechanism 2 and the relaxation type cold treatment stretching mechanism 3 in sequence. The device also comprises a deviation correcting device 19 and a winding device 20 for collecting the powerful crossed films, wherein the deviation correcting device 19 prevents the crossed films from deviating in the stretching process. Preferably, the winding device 20 is a double-station winding machine.
Through the tension type heat treatment and the relaxation type cold treatment, the stabilization and the elimination of the internal stress are realized. The tension type heat treatment reduces the internal stress by making the molecules move to the balance position continuously at high temperature, the relaxation type cold treatment stabilizes the internal stress by shortening the length of the track through low-temperature treatment and reducing the action of external force, and the stability of the film at high temperature is adjusted and controlled by adjusting the heat treatment temperature, the heat recovery time of the base material and the track necking quantity of the relaxation cold treatment section in production under the two conditions.
As shown in fig. 4 and 5, the stretching unit for cold and heat treatment further comprises a tension adjusting device 4 for keeping the tension of the strong crossed film constant during the stretching process, and the tension adjusting device 4 is arranged before the tension type heat treatment stretching mechanism 2 for enabling the crossed film to pass through the tension adjusting device 4. Specifically, the tension adjusting device 4 comprises a frame A5, a rotating shaft 7 is arranged on the frame A5, the end of the rotating shaft 7 is connected with a linkage rod 8, one end of the linkage rod 8 is provided with a first floating roller 6, a precise cylinder 9 is arranged on the frame A5, and the precise cylinder 9 is fixedly connected with the frame A5. An output shaft of the precision cylinder 9 is movably connected with the linkage rod 8, and a first tension roller 10 is arranged on the frame A5. The linkage rod 8 is rotated through the precision air cylinder 9, the position of the first floating roller 6 is changed, and therefore the tension of the powerful crossed membrane is adjusted.
Preferably, the end of the rotating shaft 7 is connected with a gear A21, a sensor base 23 which can rotate freely is arranged on the frame A5, the sensor base 23 is connected with a gear B22, the gear A21 is meshed with the gear B22, an angle sensor is arranged on the sensor base 23, and the angle sensor is connected with the precision air cylinder 9. When the balance between the tension of the crossed film and the acting force of the precise air cylinder 9 is damaged, the rotating shaft 7 rotates, under the action of the gear A21 and the gear B22, after the angle sensor collects signals, the precise air cylinder 9 works to push the linkage rod 8 to rotate, and the position of the first floating roller 6 is adjusted, so that the tension is balanced. The precision cylinder 14 can be a cylinder with the model number of KSCS-63-78-S0-B0-P.
As shown in fig. 4, the frame a5 is provided with a bending roll 11 for flattening the crossed film of the out-feed roll tension control device 2; the quality of the product is ensured by the arrangement of the bending roller 9.
As shown in fig. 6, the tension type heat treatment stretching mechanism 2 includes a frame B12, a plurality of heating rollers 13 are disposed on the frame B12, a nip roller 14 is disposed on the frame B12, and the nip roller 14 is driven by a hydraulic cylinder or an electric cylinder. In production, the crossed film passes through each of the heating rollers 13 in sequence, and the crossed film passing through the pressing roller 14 and one of the heating rollers 13 is pressed by adjusting the gap between the pressing roller 14 and the one of the heating rollers 13.
Preferably, the rack B12 is provided with a plurality of chain wheels 24, and the chain wheels sequentially pass through the heating rollers, and finally form a closed-loop chain transmission chain under the action of the chain wheels 24, so as to realize the operation of driving the plurality of heating rollers 13 by single drive.
As shown in fig. 7, the relaxation cold processing stretching mechanism 3 includes a frame C15, and a plurality of cooling rollers 16 are provided on a frame C15. The machine frame C15 is provided with a second tension roller 17 and a second floating roller 18. The second dancer roll 18 is arranged in the same manner as the first dancer roll 6, and during production, the crossed film passes through the second dancer roll 18, the second tension roll 17, and then the heating rolls 13.
As shown in fig. 3, a traction device is arranged between the deviation rectifying device 19 and the winding device 20, the traction device comprises a frame D and a traction roller arranged on the frame D, and meanwhile, a floating roller with the same installation structure as the first floating roller 6 is also arranged on the frame D, so that the tension balance of the strong crossed film can be ensured.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (10)
1. A powerful cross membrane stretching equipment which is characterized in that: the device comprises a film blowing device (1) and at least one cold and hot treatment stretching unit, wherein the cold and hot treatment stretching unit comprises a tension type heat treatment stretching mechanism (2) and a relaxation type cold treatment stretching mechanism (3), and during production, a crossed film passes through the tension type heat treatment stretching mechanism (2) and the relaxation type cold treatment stretching mechanism (3) in sequence.
2. A strong cross-membrane stretching apparatus as claimed in claim 1, wherein: the cold and hot treatment stretching unit also comprises a tension adjusting device (4) which keeps the tension of the strong crossed film constant in the stretching process.
3. A strong cross-membrane stretching apparatus as claimed in claim 2, wherein: the tension adjusting device (4) comprises a frame A (5), a rotating shaft (7) is arranged on the frame A (5), a linkage rod (8) is connected to the end of the rotating shaft (7), a first floating roller (6) is arranged at one end of the linkage rod (8), a precise cylinder (9) is arranged on the frame A (5), an output shaft of the precise cylinder (9) is movably connected with the linkage rod (8), and a first tension roller (10) is arranged on the frame A (5).
4. A strong cross-membrane stretching apparatus as claimed in claim 3, wherein: and a bending roller (11) is arranged on the frame A (5).
5. A strong cross-membrane stretching apparatus as claimed in claim 1, wherein: the tension type heat treatment stretching mechanism (2) comprises a frame B (12), and a plurality of heating rollers (13) are arranged on the frame B (12).
6. A strong cross-membrane stretching apparatus as claimed in claim 5, wherein: and a press-fit roller (14) is arranged on the frame B (12).
7. A strong cross-membrane stretching apparatus as claimed in claim 1, wherein: the relaxation type cold treatment stretching mechanism (3) comprises a rack C (15), and a plurality of cooling rollers (16) are arranged on the rack C (15).
8. A strong cross-membrane stretching apparatus as claimed in claim 7, wherein: and a second tension roller (17) and a second floating roller (18) are arranged on the rack C (15).
9. A strong cross-membrane stretching apparatus as claimed in claim 1, wherein: the equipment also comprises a deviation correcting device (19) and a winding device (20) for collecting the strong crossed membranes.
10. A strong cross-membrane stretching apparatus as claimed in claim 9, wherein: the winding device (20) is a double-station winding machine.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920859297 | 2019-06-06 | ||
| CN2019208592975 | 2019-06-06 |
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| CN212422253U true CN212422253U (en) | 2021-01-29 |
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| CN202010280543.9A Pending CN111452398A (en) | 2019-06-06 | 2020-04-10 | Strong cross membrane stretching equipment |
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Effective date of registration: 20211018 Address after: 434000 Ba Ling Shan Zhen Wang Chang Cun, Jingzhou District, Jingzhou City, Hubei Province Patentee after: JINGZHOU YUSHI PLASTIC INDUSTRY Co.,Ltd. Address before: 434000 3008, 3rd floor, office building, Hubei Yuxiang livestock and poultry Co., Ltd., north of Taihui Road, high tech Industrial Park, Jingzhou District, Jingzhou City, Hubei Province Patentee before: Heshi polymer technology (Hubei) Co.,Ltd. |
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