Polycarbonate film stretching device
By introducing an industrial camera and electromagnet system into the film stretching device, real-time detection and fixation of the film stretching process are achieved, solving the problem of insufficient fracture monitoring in traditional devices and improving the safety and continuity of production.
Patent Information
- Application Number
- CN202423285318.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-30
AI Technical Summary
Traditional film stretching equipment lacks effective monitoring methods, which means that it cannot react in time when the film breaks during the stretching process, resulting in production interruption and material waste.
An industrial camera is used to monitor the film stretching process in real time. Equipped with an electromagnet and magnet system, the film is visually detected to prevent breakage and controlled by auxiliary rollers to fix the film and prevent the breakage from spreading.
It enables precise control and real-time detection of the film stretching process, reducing production accidents and material losses caused by breakage, and improving the safety and continuity of production.
Smart Images
Figure CN223720175U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to polycarbonate film processing technical field, specifically a polycarbonate film stretching device. BACKGROUND
[0002] Polycarbonate film has excellent mechanical properties, optical properties and thermal stability and so on, has the extensive application in numerous fields such as electronics, optics, packaging and so on. In the production and processing of polycarbonate film, stretching process is the extremely key link, and it can significantly improve the physical properties of film, such as improving the strength, toughness and dimensional stability of film.
[0003] However, the traditional film stretching device often has some deficiencies, and it lacks effective monitoring means, when the film breaks and other abnormal conditions occur in the stretching process, it cannot react in time, and it is easy to cause production interruption and material waste.
[0004] Therefore, the utility model provides a polycarbonate film stretching device to solve the above problems. UTILITY MODEL CONTENTS
[0005] In view of the deficiencies of the prior art, the utility model provides a polycarbonate film stretching device, which solves the above problems.
[0006] To achieve the above purpose, the utility model realizes the following technical scheme: a polycarbonate film stretching device, including the bottom plate, the top of the bottom plate is provided with conveying assembly, the conveying assembly is provided with stretching assembly, the stretching assembly includes the first vertical plate and the second vertical plate, the first vertical plate and the second vertical plate are all fixedly installed on the top of the bottom plate, the first vertical plate is rotatably connected with the first stretching roller, the second vertical plate is rotatably connected with the second stretching roller, the top of the bottom plate is fixedly installed with the support, the bottom of the support is fixedly installed with the industrial camera, the industrial camera is located between the first stretching roller and the second stretching roller, the inside of the first vertical plate and the second vertical plate is all provided with the sliding slot, the sliding slot is slidably connected with the sliding block, the front and rear sliding blocks are rotatably connected with the auxiliary roller, and the left and right auxiliary rollers are located above the first stretching roller and the second stretching roller.
[0007] Preferably, the outside of the first vertical plate is fixedly installed with the first stretching motor, the outside of the second vertical plate is fixedly installed with the second stretching motor, the output end of the first stretching motor is movably penetrated through the inside of the first vertical plate and is fixedly connected with the first stretching roller, and the output end of the second stretching motor is movably penetrated through the inside of the second vertical plate and is fixedly connected with the second stretching roller.
[0008] Preferably, a spring is fixedly installed between the bottom of the sliding block and the inner bottom of the sliding groove, an electromagnet is fixedly installed on the inner top of the sliding groove, and a magnet block is fixedly installed on the top of the sliding block, the magnet block being opposite to the electromagnet in polarity.
[0009] Preferably, the film passes between the first stretching roller and the auxiliary roller, and passes between the second stretching roller and the auxiliary roller, and the industrial camera is located above the film between the two auxiliary rollers.
[0010] Preferably, the conveying assembly comprises support side plates fixedly installed on the top of the bottom plate, and a containing roller is rotatably connected between the two support side plates, a first motor is fixedly installed on the front of the support side plate, and the output end of the first motor is movably penetrated through the inside of the support side plate and fixedly connected with the containing roller.
[0011] Preferably, the top of the bottom plate is fixedly installed with a first side plate, a second side plate and a third side plate, a first conveying roller is rotatably connected between the first side plates, a second conveying roller is rotatably connected between the second side plates, and a third conveying roller is rotatably connected between the third side plates.
[0012] Preferably, the first conveying roller and the second conveying roller are located on the right side of the first stretching roller, and the third conveying roller is located on the left side of the second stretching roller, and the film is located at the bottom of the first conveying roller, the second conveying roller and the third conveying roller.
[0013] Preferably, a heating box is fixedly installed on the top of the bottom plate, the heating box is located between the first conveying roller and the second conveying roller, and the heating box is located above the film.
[0014] Beneficial effects
[0015] The polycarbonate film stretching device has the following beneficial effects compared with the prior art:
[0016] 1. The polycarbonate film stretching device, by setting the first stretching motor and the second stretching motor to drive the first stretching roller and the second stretching roller respectively, and utilizing the speed difference between the two to realize accurate stretching of the film, can conveniently adjust the stretching degree according to the needs, effectively improving the precision and quality stability of the film stretching.
[0017] 2. The polycarbonate film stretching device is provided with an industrial camera in the stretching assembly, which can perform real-time visual detection on the film during stretching. Once the film stretching is detected to be broken, the interaction between the electromagnet and the magnet block can be quickly controlled by the controller to make the auxiliary roller move downward to fix the film, preventing the broken film from collapsing, greatly reducing the production accidents and material losses caused by film rupture, and improving the safety and continuity of the production process. BRIEF DESCRIPTION OF DRAWINGS
[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.
[0019] Figure 1 is the external structure perspective view of the present application;
[0020] Figure 2 is the overall structure perspective view of the present application;
[0021] Figure 3 is the side structure perspective of the present application;
[0022] Figure 4 is the Figure 3 structure enlarged view of A in the figure.
[0023] In the figure: 1, bottom plate; 2, conveying assembly; 21, supporting side plate; 22, containing roller; 23, first motor; 24, first side plate; 25, first conveying roller; 26, second side plate; 27, second conveying roller; 28, heating box; 29, third side plate; 210, third conveying roller; 3, stretching assembly; 31, first vertical plate; 32, first stretching roller; 33, second vertical plate; 34, second stretching roller; 35, first stretching motor; 36, second stretching motor; 37, auxiliary roller; 38, support; 39, industrial camera; 310, sliding groove; 311, sliding block; 312, spring; 313, magnet block; 314, electromagnet. DETAILED DESCRIPTION
[0024] It should be noted that in the description of the embodiments of the present application, the terms "front, back, left, right, up, down" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. The terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0025] The present application will be further described in detail below by means of drawings and examples.
[0026] Referring to Figures 1 to 4 The embodiment of the application provides a polycarbonate film stretching device, which comprises a bottom plate 1, a conveying assembly 2 is arranged on the top of the bottom plate 1, stretching assemblies 3 are arranged between the conveying assemblies 2, the stretching assemblies 3 comprise first vertical plates 31 and second vertical plates 33, the first vertical plates 31 and the second vertical plates 33 are fixedly installed on the top of the bottom plate 1, first stretching rollers 32 are rotatably connected between the first vertical plates 31, second stretching rollers 34 are rotatably connected between the second vertical plates 33, a support 38 is fixedly installed on the top of the bottom plate 1, an industrial camera 39 is fixedly installed on the bottom of the support 38, the industrial camera 39 is located between the first stretching rollers 32 and the second stretching rollers 34, a sliding groove 310 is formed in the inside of each of the first vertical plates 31 and the second vertical plates 33, a sliding block 311 is slidably connected in the inside of the sliding groove 310, auxiliary rollers 37 are rotatably connected between front and rear sliding blocks 311, and left and right auxiliary rollers 37 are located above the first stretching rollers 32 and the second stretching rollers 34 respectively.
[0027] A first stretching motor 35 is fixedly installed on the outside of each of the first vertical plates 31, a second stretching motor 36 is fixedly installed on the outside of each of the second vertical plates 33, the output end of the first stretching motor 35 is movably penetrated through the inside of each of the first vertical plates 31 and is fixedly connected with the first stretching rollers 32, the output end of the second stretching motor 36 is movably penetrated through the inside of each of the second vertical plates 33 and is fixedly connected with the second stretching rollers 34. A spring 312 is fixedly installed between the bottom of each of the sliding blocks 311 and the inner bottom of each of the sliding grooves 310, an electromagnet 314 is fixedly installed on the inner top of each of the sliding grooves 310, a magnet block 313 is fixedly installed on the top of each of the sliding blocks 311, and the magnetic poles of the magnet block 313 and the electromagnet 314 opposite to each other are opposite. A film passes between the first stretching rollers 32 and the auxiliary rollers 37, the film passes between the second stretching rollers 34 and the auxiliary rollers 37, and the industrial camera 39 is located above the film between the two auxiliary rollers 37. The industrial camera 39, the electromagnet 314 and a controller are electrically connected.
[0028] In the embodiment, when the film is stretched, the film passes between the first stretching roller 32 and the second stretching roller 34, and the film is pressed by the auxiliary roller 37. The first stretching roller 32 and the second stretching roller 34 are driven to rotate by the first stretching motor 35 and the second stretching motor 36. The film is stretched by the first stretching roller 32 rotating at a speed greater than the speed at which the second stretching roller 34 rotates. The greater the speed difference between the first stretching roller 32 and the second stretching roller 34, the greater the degree of stretching. When the film is stretched, the film being stretched is visually detected by the industrial camera 39 above. When a break in the film is detected, the current supplied to the electromagnet 314 is increased by the controller. After the current of the electromagnet 314 is increased, the repulsive force between the electromagnet 314 and the magnet block 313 is increased. The sliding block 311 is moved downward by the increased repulsive force, thereby moving the auxiliary roller 37 downward. The film is fixed by the auxiliary roller 37 pressing downward, thereby preventing the broken film from collapsing.
[0029] Referring to Figures 1 to 4 In one aspect of the embodiment, the conveying assembly 2 includes support side plates 21 fixedly installed on the top of the base plate 1. A containing roller 22 is rotatably connected between the two support side plates 21. A first motor 23 is fixedly installed on the front of the support side plate 21. The output end of the first motor 23 is movably penetrated through the inside of the support side plate 21 and is fixedly connected with the containing roller 22.
[0030] A first side plate 24, a second side plate 26, and a third side plate 29 are fixedly installed on the top of the base plate 1. A first conveying roller 25 is rotatably connected between the first side plate 24. A second conveying roller 27 is rotatably connected between the second side plate 26. A third conveying roller 210 is rotatably connected between the third side plate 29. The first conveying roller 25 and the second conveying roller 27 are located to the right of the first stretching roller 32. The third conveying roller 210 is located to the left of the second stretching roller 34. The film is located at the bottom of the first conveying roller 25, the second conveying roller 27, and the third conveying roller 210. A heating box 28 is fixedly installed on the top of the base plate 1. The heating box 28 is located between the first conveying roller 25 and the second conveying roller 27. The heating box 28 is located above the film.
[0031] In the embodiment, when the film is stretched, the containing roller 22 is driven to rotate by the first motor 23. The film is conveyed by the rotation of the containing roller 22. When the film is conveyed, the film is guided by the first conveying roller 25, the second conveying roller 27, and the third conveying roller 210. When the film is guided, the film below is heated by the heating box 28. The stretching effect of the film is ensured by heating the film. The film conveyed by the third conveying roller 210 is connected with a cooling mechanism and a winding mechanism. The film after stretching is cooled by the cooling mechanism. The film is cooled and shaped. After shaping, the film is wound by the winding mechanism.
[0032] Meanwhile, the contents not described in detail in the specification are all the prior art known to those skilled in the art.
[0033] Working principle: when the film is stretched, the film passes between the first stretching roller 32 and the second stretching roller 34, and the auxiliary roller 37 extrudes the film, the first stretching motor 35 and the second stretching motor 36 are started to drive the first stretching roller 32 and the second stretching roller 34 to rotate, the film is stretched by the rotation speed of the first stretching roller 32 being greater than that of the second stretching roller 34, and the greater the speed difference between the first stretching roller 32 and the second stretching roller 34, the greater the degree of stretching, and when stretching, the industrial camera 39 above visually detects the film stretched below, when the film is detected to be stretched and broken, the controller increases the current flowing into the electromagnet 314, after the current of the electromagnet 314 increases, the repulsive force between the electromagnet 314 and the magnet block 313 increases, the sliding block 311 is moved downward through the increase of the repulsive force, so as to move the auxiliary roller 37 downward, the auxiliary roller 37 is extruded downward to fix the film, so as to prevent the broken film from collapsing; when the film is stretched, the first motor 23 drives the containing roller 22 to rotate, the film is conveyed by the rotation of the containing roller 22, the film is guided by the first conveying roller 25, the second conveying roller 27 and the third conveying roller 210 during conveying, and the film below is heated by the heating box 28 during guiding, the heating of the film ensures the stretching effect of the film, and the film conveyed by the third conveying roller 210 is connected with the cooling mechanism and the winding mechanism, the film after stretching is cooled by the cooling mechanism, the film is cooled and shaped, and the film after shaping is wound by the winding mechanism.
[0034] It should be noted that, in the present document, the terms such as first and second, etc. are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between such entities or operations. Also, the terms "comprises", "comprising", or any other variations 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0035] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the principles and spirit of the application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A polycarbonate film stretching apparatus comprising a base plate (1), characterized in that: The top of the bottom plate (1) is provided with a conveying assembly (2), the conveying assembly (2) is provided with a stretching assembly (3), the stretching assembly (3) comprises a first vertical plate (31) and a second vertical plate (33), the first vertical plate (31) and the second vertical plate (33) are both fixedly installed on the top of the bottom plate (1), the first vertical plate (31) is rotatably connected with the first stretching roller (32), the second vertical plate (33) is rotatably connected with the second stretching roller (34), the top of the bottom plate (1) is fixedly installed with a support (38), the bottom of the support (38) is fixedly installed with an industrial camera (39), the industrial camera (39) is located between the first stretching roller (32) and the second stretching roller (34), the inside of the first vertical plate (31) and the second vertical plate (33) is provided with a sliding groove (310), the sliding groove (310) is slidably connected with a sliding block (311), the front and rear sliding blocks (311) are rotatably connected with auxiliary rollers (37), and the left and right auxiliary rollers (37) are located above the first stretching roller (32) and the second stretching roller (34) respectively.
2. A polycarbonate film stretching apparatus according to claim 1, wherein: The outside of the first vertical plate (31) is fixedly installed with a first stretching motor (35), the outside of the second vertical plate (33) is fixedly installed with a second stretching motor (36), the output end of the first stretching motor (35) is movably penetrated into the inside of the first vertical plate (31) and is fixedly connected with the first stretching roller (32), and the output end of the second stretching motor (36) is movably penetrated into the inside of the second vertical plate (33) and is fixedly connected with the second stretching roller (34).
3. A polycarbonate film stretching apparatus according to claim 2, wherein: The spring (312) is fixedly installed between the bottom of the sliding block (311) and the inner bottom of the sliding groove (310), the electromagnet (314) is fixedly installed on the inner top of the sliding groove (310), the magnet block (313) is fixedly installed on the top of the sliding block (311), and the magnet poles of the magnet block (313) and the electromagnet (314) are opposite.
4. A polycarbonate film stretching apparatus according to claim 3, wherein: The film passes between the first stretching roller (32) and the auxiliary roller (37), the film passes between the second stretching roller (34) and the auxiliary roller (37), and the industrial camera (39) is located above the film between the two auxiliary rollers (37).
5. A polycarbonate film stretching apparatus according to claim 1, wherein: The conveying assembly (2) comprises a supporting side plate (21), the supporting side plate (21) is fixedly installed on the top of the bottom plate (1), and the supporting side plates (21) are rotatably connected with containing rollers (22) between the two supporting side plates (21). The front surface of the supporting side plate (21) is fixedly installed with a first motor (23), and the output end of the first motor (23) is movably penetrated into the inside of the supporting side plate (21) and is fixedly connected with the containing roller (22).
6. A polycarbonate film stretching apparatus according to claim 5, wherein: The top of the bottom plate (1) is fixedly installed with a first side plate (24), a second side plate (26) and a third side plate (29), the first side plates (24) are rotatably connected with first conveying rollers (25) between the first side plates (24), the second side plates (26) are rotatably connected with second conveying rollers (27) between the second side plates (26), and the third side plates (29) are rotatably connected with third conveying rollers (210) between the third side plates (29).
7. A polycarbonate film stretching apparatus according to claim 6, wherein: The first conveying roller (25) and the second conveying roller (27) are located on the right side of the first stretching roller (32), and the third conveying roller (210) is located on the left side of the second stretching roller (34), and the film is located at the bottom of the first conveying roller (25), the second conveying roller (27) and the third conveying roller (210).
8. A polycarbonate film stretching apparatus according to claim 7, wherein: The top of the bottom plate (1) is fixedly provided with a heating box (28), and the heating box (28) is located between the first conveying roller (25) and the second conveying roller (27), and the heating box (28) is located above the film.