PTFE air purification film calender guide plate with heating function

Abstract

The utility model discloses a PTFE (Polytetrafluoroethylene) air purification film calender guide plate with a heating function, which comprises a calendering component, a guide plate, a heating component and a heating component, wherein the calendering component comprises an upper compression roller and a lower compression roller which are used for calendering molding; the guide assembly comprises a seat body, a sliding seat and a guide plate, the seat body is arranged on one side of the calendering assembly, a driving motor is arranged on the seat body, the output end of the driving motor is connected with a driving gear, the sliding seat is slidably connected to the seat body, a rack is arranged on the sliding seat, the rack is meshed with the driving gear, and the guide plate is fixedly installed on the sliding seat. And a heating rod is arranged in the guide plate. Compared with the prior art, the guide plate solves the problem that an existing guide plate cannot heat and preserve heat of raw materials to be calendered.

Description

Technical Field

[0001] The utility model belongs to the technical field of PTFE air purification membranes, and particularly relates to a guide plate for a calender of a PTFE air purification membrane with a heating function. Background Art

[0002] An air purification membrane is made of polytetrafluoroethylene as raw material, and after being puffed, calendered and biaxially stretched, it forms a microporous film. When producing a PTFE air purification membrane, a guide plate guides the raw material to be calendered between the upper and lower calender rolls. For example, a calender disclosed in Chinese Patent CN206937784U includes: a guiding device, a calendering device and a winding device arranged in sequence; the guiding device includes a plurality of feeding channels, and each feeding channel is used for conveying the raw material to the calendering device for calendering. The calendering device is used for calendering a plurality of the raw materials into a plurality of calendered base belts with the same number as the raw materials and outputting them to the winding device; the winding device includes a plurality of winding rollers, and the number of the winding rollers is the same as the number of the feeding channels, and each winding roller respectively receives and winds one calendered base belt.

[0003] When producing a PTFE air purification membrane, when the raw material is guided between the upper and lower calender rolls through the guide plate, it only plays a role of guiding the direction simply and cannot effectively heat and keep warm the raw material, resulting in poor subsequent calendering effect. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a guide plate for a calender of a PTFE air purification membrane with a heating function, so as to solve the problem that the existing guide plate cannot heat and keep warm the raw material to be calendered.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a guide plate for a calender of a PTFE air purification membrane with a heating function, comprising:

[0006] A calendering assembly, which includes an upper calender roll and a lower calender roll for calendering and forming.

[0007] A guiding assembly, which includes a seat body, a sliding seat and a guide plate. The seat body is arranged on one side of the calendering assembly. A driving motor is arranged on the seat body, and the output end of the driving motor is connected with a driving gear. The sliding seat is slidably connected to the seat body. A rack is arranged on the sliding seat, and the rack meshes with the driving gear. The guide plate is fixedly installed on the sliding seat, and a heating rod is arranged in the guide plate.

[0008] As a further description of the above technical scheme:

[0009] A guide rod is arranged on the guide plate, and the guide rod is a circular rod.

[0010] As a further description of the above technical solution:

[0011] A bearing is provided on the guide plate. The outer ring of the bearing is fixedly installed on the guide plate, and the guide rod is fixedly installed on the inner ring of the bearing.

[0012] As a further description of the above technical solution:

[0013] A number of parallel mounting holes are provided on the guide plate, and the heating rod extends into the mounting holes.

[0014] As a further description of the above technical solution:

[0015] A waist-shaped hole is provided on the sliding seat. The first locking bolt passes through the pressing plate and the waist-shaped hole in sequence and is fixedly installed on the seat body.

[0016] As a further description of the above technical solution:

[0017] The rack is fixedly installed on the sliding seat through the second bolt.

[0018] As a further description of the above technical solution:

[0019] An L-shaped connecting plate is provided at one end of the sliding seat. One end of the L-shaped connecting plate is fixedly installed on the end face of the sliding seat, and the other end is fixedly installed on the end face of the rack.

[0020] In summary, due to the adoption of the above technical solution, the beneficial effects of the present utility model are as follows:

[0021] 1. In the present utility model, when the raw material is calendered, it is introduced into the gap between the upper calender roll and the lower calender roll through the guide plate. The guide plate is heated by the heating rod to ensure that the temperature of the raw material remains at about [specific temperature], improving the calendering quality. On the seat body, the driving gear drives the rack, so that the sliding seat and the guide plate move reciprocally, and the distance between the guide plate and the calendering assembly can be adjusted according to requirements and can be accurately adjusted.

[0022] 2. In the present utility model, the rack on the sliding seat is detachably installed, which is convenient for replacement. In addition, the rack is fixed to the sliding seat from two directions, namely the upper side and the side end face, effectively preventing the rack from separating from the sliding seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as a limitation of the scope. For those of ordinary skill in the art, without creative efforts, other relevant drawings can also be obtained based on these drawings.

[0024] Figure 1Schematic structure of the guide plate of a PTFE air purification film calender with heating function Figure 1 。

[0025] Figure 2 Schematic structure of the guide plate of a PTFE air purification film calender with heating function Figure 2 。

[0026] Legend:

[0027] 1. Upper pressure roller; 2. Lower pressure roller; 3. Base body; 31. Driving motor; 32. Driving gear; 4. Sliding seat; 41. Rack; 411. Second bolt; 42. Kidney-shaped hole; 43. L-shaped connecting plate; 5. Guide plate; 51. Heating rod; 52. Guide rod; 53. Bearing; 54. Mounting hole; 6. First locking bolt; 61. Pressure plate. Detailed implementation mode

[0028] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present utility model.

[0029] Please refer to Figure 1 —2, the present utility model provides a technical solution: a guide plate of a PTFE air purification film calender with heating function, including:

[0030] Calendering assembly, which includes an upper pressure roller 1 and a lower pressure roller 2 for calendering and forming;

[0031] Guide assembly, which includes a base body 3, a sliding seat 4 and a guide plate 5. The base body 3 is arranged on one side of the calendering assembly. A driving motor 31 is arranged on the base body 3. The output end of the driving motor 31 is connected to a driving gear 32. The sliding seat 4 is slidably connected to the base body 3. A rack 41 is arranged on the sliding seat 4. The rack 41 meshes with the driving gear 32. The guide plate 5 is fixedly installed on the sliding seat 4. A heating rod 51 is arranged inside the guide plate 5.

[0032] A guide rod 52 is arranged on the guide plate 5. The guide rod 52 is a circular rod. The guide rod 52 on the guide plate 5 is located on both sides of the raw material sheet, effectively guiding the transportation of the raw material sheet, avoiding position deviation, and ensuring the subsequent calendering quality.

[0033] A bearing 53 is arranged on the guide plate 5. The outer ring of the bearing 53 is fixedly installed on the guide plate 5. The guide rod 52 is fixedly installed on the inner ring of the bearing 53. The guide rod 52 can be rotatably installed, reducing the frictional resistance to the raw material sheet.

[0034] A plurality of parallel mounting holes 54 are provided on the guide plate 5, and the heating rods 51 extend into the mounting holes 54. The number and positions of the heating rods 51 can be flexibly adjusted according to the heating requirements to ensure the temperature control effect.

[0035] A kidney-shaped hole 42 is provided on the sliding seat 4. The first locking bolt 6 passes through the pressing plate 61 and the kidney-shaped hole 42 in sequence and is fixedly installed on the seat body 3, effectively preventing the sliding seat 4 from detaching from the seat body 3 and ensuring the smooth sliding of the sliding seat 4.

[0036] The rack 41 is fixedly installed on the sliding seat 4 through the second bolt 411.

[0037] An L-shaped connecting plate 43 is provided at one end of the sliding seat 4. One end of the L-shaped connecting plate 43 is fixedly installed on the end face of the sliding seat 4, and the other end is fixedly installed on the end face of the rack 41. The rack 41 is detachably installed for easy replacement. In addition, the rack 41 is fixed to the sliding seat 4 from two directions, namely the upper side face and the side end face, effectively preventing the rack 41 from separating from the sliding seat 4.

[0038] Working principle: When the raw material is calendered, it is introduced into the gap between the upper calender roll 1 and the lower calender roll 2 through the guide plate 5. The guide plate 5 is heated by the heating rods 51 to ensure that the temperature of the raw material remains at about 45 degrees, improving the calendering quality. On the seat body 3, the driving gear 32 drives the rack 41, causing the sliding seat 4 and the guide plate 5 to reciprocate, adjusting the distance between the guide plate 5 and the calendering assembly according to the requirements, and it can be accurately adjusted.

[0039] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent replacements or changes, and should be covered within the protection scope of the present invention.

Claims

1. A PTFE air purification membrane calender guide plate with heating function, characterized in that: include: A calendering assembly, comprising an upper pressing roller and a lower pressing roller for calendering; The guide assembly includes a seat body, a sliding seat and a guide plate. The seat body is arranged on one side of the calendering assembly. A driving motor is arranged on the seat body. The output end of the driving motor is connected to the driving gear. The sliding seat is slidably connected to the seat body. A rack is arranged on the sliding seat. The rack is meshed with the driving gear. The guide plate is fixedly installed on the sliding seat. A heating rod is arranged inside the guide plate.

2. The PTFE air purification membrane calender guide plate with heating function according to claim 1, characterized in that: The guide plate is provided with a guide rod, and the guide rod is a round rod body.

3. The PTFE air purification membrane calender guide plate with heating function according to claim 2, characterized in that: A bearing is arranged on the guide plate, an outer ring of the bearing is fixedly mounted on the guide plate, and the guide rod is fixedly mounted on an inner ring of the bearing.

4. The PTFE air purification membrane calender guide plate with heating function according to claim 1, characterized in that: The guide plate is provided with a plurality of mounting holes arranged in parallel, and the heating rods extend into the mounting holes.

5. The PTFE air purification membrane calender guide plate with heating function according to claim 1, characterized in that: The sliding seat is provided with a waist-shaped hole, and the first locking bolt passes through the pressing plate and the waist-shaped hole in sequence and is fixedly installed on the seat body.

6. The PTFE air purification membrane calender guide plate with heating function according to claim 1, characterized in that: The rack is fixedly mounted on the sliding seat by a second bolt.

7. The PTFE air purification membrane calender guide plate with heating function according to claim 6, characterized in that: An L-shaped connecting plate is arranged at one end of the sliding seat, one end of the L-shaped connecting plate is fixedly mounted on the end surface of the sliding seat, and the other end of the L-shaped connecting plate is fixedly mounted on the end surface of the rack.

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