Sheet-to-roll dry film pressing device

Abstract

The utility model relates to a sheet-to-sheet rolling and pressing dry film device which comprises a pair of vertical supports, two installation shaft rods which are symmetrically arranged up and down are fixed between the two vertical supports, inner cavities are formed in the two installation shaft rods, flow guide notches communicated with the inner cavities are evenly distributed in the outer walls of the two installation shaft rods, and electric heating rods are installed in the two inner cavities. And an air supply mechanism is arranged at the side part of one vertical bracket. The air supply mechanism works to convey external air into the inner cavity, the external air is blown out through the flow guide notches and the air outlets in sequence, moisture can be helped to volatilize, the electric heating rod works to generate heat, on one hand, the heat can be transmitted to the pressing roller body, drying of film-shaped flexible products can be accelerated, and on the other hand, the drying efficiency is improved. Meanwhile, air in the inner cavity can be heated, so that flowing hot air flow is formed, moisture volatilization is further accelerated, secondary pollution to a film-shaped flexible product due to the fact that moisture is left on the compression roller body is effectively avoided, and the drying quality of the product is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dry film pressing devices, in particular to a sheet-to-roll dry film pressing device. Background Art

[0002] After processing, some flexible film products usually need to be washed to remove the impurities adsorbed on their surface. However, water will remain on the products after washing, so the products need to be dried. Currently, the main drying method is to use a roller to roll the flexible film products to squeeze out the water in the products.

[0003] However, during use of the existing film drying device, the water squeezed out of the product is easy to adhere to the surface of the pressing roller and is not easy to disperse, which is easy to cause secondary pollution to the product and affect the drying effect of the film-like flexible product. Utility Model Content

[0004] The utility model aims to provide a sheet-to-roll dry film pressing device with good drying effect, which effectively solves the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions.

[0006] A sheet-to-roll film drying device comprises a pair of vertical brackets, two mounting shafts symmetrically arranged up and down are fixed between the two vertical brackets, both mounting shafts have inner cavities, and the outer walls of the two mounting shafts are evenly provided with guide grooves communicating with the inner cavity, and electric heating rods are installed in the two inner cavities; an air supply mechanism is provided on the side of one of the vertical brackets for conveying external air into the inner cavity to form an air flow; pressing roller bodies that cooperate with each other to dry the product are rotatably installed on the outside of the two mounting shafts, an annular cavity is formed between the inner wall of the circular cavity in the pressing roller body and the outer wall of the mounting shaft, and air outlet holes communicating with the circular cavity are evenly provided on the outer walls of the two pressing roller bodies; a driving mechanism is provided on the vertical bracket, and the driving mechanism is used to drive the two pressing roller bodies to rotate

[0007] The air supply mechanism is used to transport external air into the inner cavity and blow it out through the guide slots and the air outlet holes in turn, which can help the water volatilize. Secondly, the electric heating rod generates heat. On the one hand, the heat can be transferred to the roller body, which can accelerate the drying of the film-like flexible product. On the other hand, it can also heat the air in the inner cavity to form a flowing hot air flow, which further accelerates the volatilization of water, effectively avoids the water remaining on the roller body and causing secondary pollution to the film-like flexible product, and improves the drying quality of the product.

[0008] Furthermore, the driving mechanism includes a mounting seat, a driving motor and a main gear; a second gear ring and a third gear ring are respectively fixed to one end of the two pressure roller bodies, and the second gear ring and the third gear ring are correspondingly meshed; a first gear ring is fixed to the end of one of the pressure roller bodies away from the second gear ring; the driving motor is installed on one of the vertical brackets through the mounting seat, and the main gear is fixed on the output shaft of the driving motor and is correspondingly meshed with the first gear ring.

[0009] By driving the motor, the air output shaft can drive the main gear to rotate, and the rotating main gear can drive the first gear ring and one of the pressure rollers to rotate. Under the meshing drive of the second gear ring and the third gear ring, the other pressure roller can be driven to rotate, thereby providing a stable drive for the rotation, conveying and pressing action of the two pressure rollers.

[0010] Furthermore, the air supply mechanism includes an installation box, an air pump, a guide pipe, a first connecting pipe and a second connecting pipe; the first connecting pipe and the second connecting pipe respectively penetrate into the two installation shafts and are correspondingly communicated with the inner cavity; the installation box is fixed therein and on the side of the vertical bracket, the air pump is installed in the installation box, one end of the guide pipe extends into the installation box and is connected to the air pump; the other end of the guide pipe is communicated with the first connecting pipe and the second connecting pipe.

[0011] The air pump can pump air into the two inner cavities in sequence through the guide pipe and the first connecting pipe and the guide pipe and the second connecting pipe, providing an air transportation function for the flowing air flow. Secondly, the air transportation in the two inner cavities shares a transportation system, saving the investment in equipment costs.

[0012] Furthermore, the sheet-to-roll dry film pressing device also includes a one-inlet and two-outlet three-way valve, the input end of the three-way valve is connected to the guide pipe, and the two output ends of the three-way valve are respectively connected to the first connecting pipe and the second connecting pipe.

[0013] The three-way valve can be used to divert the air output from the guide pipe into the first connecting pipe and the second connecting pipe. The structure and layout are reasonable and the utility model is high.

[0014] Furthermore, bearings are sleeved on the outside of the two mounting shafts, the outer edge walls of the bearings are fixed to the inner wall of the circular cavity, and the inner edge walls of the bearings are fixed to the outer walls of the mounting shafts.

[0015] The pressure roller body can be rotatably mounted on the mounting shaft rod by means of the bearing, so that the pressure roller body and the mounting shaft rod have the ability to rotate relative to each other.

[0016] Furthermore, an air inlet aligned with the air inlet portion of the air pump is provided on the installation box, and a dust filter is installed in the air inlet.

[0017] An air inlet is provided on the installation box to facilitate the entry of external air into the installation box. A dust filter is provided in the air inlet to facilitate filtering of dust and impurities in the external air, thereby avoiding contamination of the membrane flexible product or blockage of the pipeline.

[0018] Compared with the prior art, the beneficial effects of the present invention are as follows.

[0019] The utility model delivers external air into the inner cavity through the operation of the air supply mechanism, and blows it out through the guide slots and the air outlet holes in sequence, which can help the volatilization of moisture. Secondly, the electric heating rod generates heat. On the one hand, the heat can be transferred to the pressing roller body, which can accelerate the drying of the film-like flexible product. On the other hand, it can also heat the air in the inner cavity to form a flowing hot air flow, which further accelerates the volatilization of moisture, effectively avoids moisture remaining on the pressing roller body and causing secondary pollution to the film-like flexible product, and improves the drying quality of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is one of the three-dimensional schematic diagrams of the overall structure of the utility model;

[0021] Figure 2 This is the second three-dimensional schematic diagram of the overall structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the installation of the pressing roller body and the mounting shaft rod structure in the utility model.

[0024] In the figure: 1. vertical bracket; 2. mounting shaft; 21. inner cavity; 22. guide groove; 23. electric heating rod; 3. bearing; 4. roller body; 41. circular cavity; 42. annular cavity; 43. air outlet; 5. driving mechanism; 51. mounting seat; 52. driving motor; 53. main gear; 54. first gear ring; 55. second gear ring; 56. third gear ring; 6. air supply mechanism; 61. mounting box; 611. air inlet; 612. dust filter; 62. air pump; 63. guide pipe; 64. first connecting pipe; 65. second connecting pipe; 66. three-way valve. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 4 The utility model provides a sheet-to-roll film pressing and drying device, comprising a pair of vertical brackets 1, two symmetrically arranged mounting shafts 2 are fixed between the two vertical brackets 1, both mounting shafts 2 have inner cavities 21, and the outer walls of the two mounting shafts 2 are evenly provided with guide grooves 22 that penetrate the inner cavity 21, and electric heating rods 23 are installed in the two inner cavities 21; an air supply mechanism 6 is provided on the side of one of the vertical brackets 1 for conveying external air into the inner cavity 21 to form an air flow; the outsides of the two mounting shafts 2 are rotatably installed with pressing roller bodies 4 that cooperate with each other to press and dry the product, an annular cavity 42 is formed between the inner wall of the circular cavity 41 in the pressing roller body 4 and the outer wall of the mounting shaft 2, and the outer walls of the two pressing roller bodies 4 are evenly provided with air outlet holes 43 that communicate with the circular cavity 41; a driving mechanism 5 is provided on the vertical bracket 1, and the driving mechanism 5 is used to drive the two pressing roller bodies 4 to rotate.

[0027] When the device is used to press dry the washed flexible film product, the flexible film product is passed between the two pressing roller bodies 4, and the driving mechanism 5 drives the two pressing roller bodies 4 to rotate, so that the flexible film product is conveyed and pressed dry at the same time. Under the squeezing of the two pressing roller bodies 4, the moisture in the flexible film product can be squeezed out. At the same time, the air supply mechanism 6 conveys the external air into the inner cavity 21, and blows it out through the guide groove 22 and the air outlet 43 in turn, which can help the volatilization of moisture. Secondly, the electric heating rod 23 generates heat. On the one hand, the heat can be transferred to the pressing roller body 4, which can accelerate the drying of the flexible film product. On the other hand, the air in the inner cavity 21 can also be heated to form a flowing hot air flow, which further accelerates the volatilization of moisture.

[0028] Specifically, the driving mechanism 5 includes a mounting seat 51, a driving motor 52 and a main gear 53. A second gear ring 55 and a third gear ring 56 are fixed to one end of each of the two roller bodies 4, and the second gear ring 55 and the third gear ring 56 are meshed with each other. A first gear ring 54 is fixed to the end of one of the roller bodies 4 away from the second gear ring 55. The driving motor 52 is mounted on one of the vertical brackets 1 through the mounting seat 51. The main gear 53 is fixed to the output shaft of the driving motor 52 and meshes with the first gear ring 54. When the driving motor 52 is working, the output shaft can drive the main gear 53 to rotate. The rotating main gear 53 can drive the first gear ring 54 and one of the roller bodies 4 to rotate. Under the meshing driving action of the second gear ring 55 and the third gear ring 56, the other roller body 4 can be driven to rotate, thereby providing a stable drive for the rotation, transportation and pressing action of the two roller bodies 4.

[0029] Specifically, the air supply mechanism 6 includes an installation box 61, an air pump 62, a guide pipe 63, a first connecting pipe 64 and a second connecting pipe 65; the first connecting pipe 64 and the second connecting pipe 65 respectively penetrate into the two installation shafts 2 and communicate with the inner cavity 21; the installation box 61 is fixed therein and on the side of the vertical bracket 1, the air pump 62 is installed in the installation box 61, one end of the guide pipe 63 extends into the installation box 61 and communicates with the air pump 62; the other end of the guide pipe 63 communicates with the first connecting pipe 64 and the second connecting pipe 65. The air pump 62 works to pump air into the two inner cavities 21 in sequence through the guide pipe 63 and the first connecting pipe 64 as well as the guide pipe 63 and the second connecting pipe 65, providing an air delivery function for the flowing air flow. Secondly, the air delivery in the two inner cavities 21 shares a common delivery system, saving the investment in equipment costs.

[0030] Specifically, the sheet-to-roll dry film pressing device further includes a one-in-two-out three-way valve 66, the input end of the three-way valve 66 is connected to the guide pipe 63, and the two output ends of the three-way valve 66 are respectively connected to the first connecting pipe 64 and the second connecting pipe 65. The three-way valve 66 can be used to divert the air output from the guide pipe 63 to the first connecting pipe 64 and the second connecting pipe 65, and the structure layout is reasonable, and the utility model is high.

[0031] Specifically, the two mounting shafts 2 are sleeved with bearings 3, the outer edge wall of the bearings 3 is fixed to the inner wall of the circular cavity 41, and the inner edge wall of the bearings 3 is fixed to the outer wall of the mounting shaft 2. The bearings 3 can be used to rotatably mount the pressure roller body 4 on the mounting shaft 2, so that the pressure roller body 4 and the mounting shaft 2 have the ability to rotate relative to each other.

[0032] Specifically, the installation box 61 is provided with an air inlet 611 aligned with the air inlet of the air pump 62, and a dust filter 612 is installed in the air inlet 611. By providing the air inlet 611 on the installation box 61, it is convenient for external air to enter the installation box 61, and at the same time, the dust filter 612 is provided in the air inlet 611, so as to filter dust and impurities in the external air, thereby avoiding contamination of the film-like flexible product or clogging of the pipeline.

[0033] The above is a detailed description of the utility model in combination with specific embodiments, and it cannot be determined that the specific implementation methods of the present invention are limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, making several equivalent substitutions or obvious modifications without departing from the concept of the present invention, and having the same performance or use, should be regarded as belonging to the patent protection scope of the utility model determined by the submitted claims.

Claims

1. A sheet-to-roll dry film pressing device, comprising a pair of vertical supports (1), characterized in that: Two symmetrically arranged mounting shafts (2) are fixed between the two vertical brackets (1), each of the two mounting shafts (2) has an inner cavity (21), and each of the outer walls of the two mounting shafts (2) is provided with guide grooves (22) penetrating the inner cavity (21), and each of the two inner cavities (21) is provided with an electric heating rod (23); An air supply mechanism (6) is provided on the side of one of the vertical supports (1) for conveying external air into the inner cavity (21) to form an air flow; The two mounting shafts (2) are rotatably mounted with pressing roller bodies (4) that cooperate with each other to press the product dry, an annular cavity (42) is formed between the inner wall of the circular cavity (41) in the pressing roller body (4) and the outer wall of the mounting shaft (2), and the outer walls of the two pressing roller bodies (4) are evenly provided with air outlet holes (43) that communicate with the circular cavity (41); The vertical support (1) is provided with a driving mechanism (5), and the driving mechanism (5) is used to drive the two pressing roller bodies (4) to rotate.

2. The sheet-to-roll dry film pressing device according to claim 1, characterized in that: The driving mechanism (5) comprises a mounting seat (51), a driving motor (52) and a main gear (53); a second gear ring (55) and a third gear ring (56) are respectively fixed to one end of each of the two pressing roller bodies (4); the second gear ring (55) and the third gear ring (56) are correspondingly meshed; A first toothed ring (54) is fixed to an end portion of one of the pressure roller bodies (4) away from the second toothed ring (55); The driving motor (52) is mounted on one of the vertical brackets (1) via the mounting seat (51), and the main gear (53) is fixed on the output shaft of the driving motor (52) and meshes with the first gear ring (54) accordingly.

3. The sheet-to-roll dry film pressing device according to claim 1, characterized in that: The air supply mechanism (6) comprises a mounting box (61), an air pump (62), a flow guide pipe (63), a first connecting pipe (64) and a second connecting pipe (65); The first connecting tube (64) and the second connecting tube (65) respectively penetrate into the two mounting shafts (2) and are correspondingly communicated with the inner cavity (21); The installation box (61) is fixed therein and on a side of the vertical support (1), the air pump (62) is installed in the installation box (61), and one end of the guide tube (63) extends into the installation box (61) and is in communication with the air pump (62); The other end of the flow guide pipe (63) is in communication with the first connecting pipe (64) and the second connecting pipe (65).

4. The sheet-to-roll dry film pressing device according to claim 3, characterized in that: It also comprises a one-inlet-two-outlet three-way valve (66), wherein the input end of the three-way valve (66) is in communication with the flow guide pipe (63), and the two output ends of the three-way valve (66) are in communication with the first connecting pipe (64) and the second connecting pipe (65), respectively.

5. The sheet-to-roll dry film pressing device according to claim 1, characterized in that: The two mounting shafts (2) are both sleeved with bearings (3) on their exteriors, the outer edge walls of the bearings (3) being fixed to the inner walls of the circular cavity (41), and the inner edge walls of the bearings (3) being fixed to the outer walls of the mounting shafts (2).

6. The sheet-to-roll dry film pressing device according to claim 3, characterized in that: The installation box (61) is provided with an air inlet (611) aligned with the air inlet portion of the air pump (62), and a dustproof filter (612) is installed in the air inlet (611).

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