Adjusting structure and PTFE film transverse stretching equipment thereof

Abstract

The utility model relates to the technical field of PTFE (Polytetrafluoroethylene) film production, and discloses an adjusting structure and PTFE film transverse stretching equipment thereof, the adjusting structure comprises a back plate and an olive roller, the olive roller is arranged on one side of the back plate; the connecting assembly is arranged between the olive roller and the back plate and used for adjusting the position of the olive roller, the connecting assembly comprises a first connecting plate and a second connecting plate, the second connecting plate is slidably arranged in the vertical direction of the back plate, the first connecting plate is slidably arranged on one side of the second connecting plate, and the first connecting plate is slidably arranged in the horizontal direction; the olive roller is rotatably connected with the first connecting plate, the second connecting plate capable of vertically sliding is arranged, the height of the olive roller is adjusted, the first connecting plate capable of horizontally sliding is matched, the position of the olive roller is adjusted, biaxial position adjustment of the olive roller is achieved, the olive roller is in a spindle shape, and a plurality of same back plates and olive rollers can be arranged; and the positions of the adjacent olive rollers can be flexibly adjusted, the stretching effect on a film is better, and the adjustability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of PTFE film production, in particular to an adjusting structure and a PTFE film transverse stretching device thereof. Background Art

[0002] The PTFE microporous membrane prepared by using PTFE is widely used in the fields of chemical industry, electronics, petroleum, instruments and meters, etc. Stretching the film transversely is one of the processes.

[0003] The prior art discloses a device for adjusting the transverse stretching uniformity of a PTFE film (publication number: CN114407381A), which includes a winding roller, a degreasing tank, a positioning roller, a driving roller, an olive roller device for extruding the middle part of the blank film, a flattening roller, an electrostatic eliminating device and a winding roller arranged in sequence; the olive roller device includes a plurality of olive roller parts, and the olive roller parts are in the shape of a rugby ball with the diameter gradually decreasing from the middle area to both ends.

[0004] In the prior art, the film is transversely extended from the middle position by squeezing the film with a spindle-shaped roller. However, the position of the olive roller is fixed, and the change in the position of two adjacent olive rollers will affect the stretching degree of the film. Therefore, it is necessary to adjust the position of the roller according to the specific process. The roller with a fixed position limits the adjustment of the stretching degree of the film, and there is a certain room for optimization.

[0005] Therefore, we propose an adjusting structure and a PTFE film transverse stretching device thereof. Content of the Utility Model

[0006] The utility model mainly solves the technical problem that it is difficult to adjust the fixed position of the roller, and provides an adjusting structure and a PTFE film transverse stretching device thereof.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme. An adjusting structure includes:

[0008] A backboard and an olive roller, the olive roller is arranged on one side of the backboard;

[0009] A connecting component, which is arranged between the olive roller and the backboard for adjusting the position of the olive roller. The connecting component includes a first connecting plate and a second connecting plate. The second connecting plate is slidably arranged along the vertical direction of the backboard. The first connecting plate is slidably arranged on one side of the second connecting plate, and the first connecting plate is slidably arranged along the horizontal direction. The olive roller is rotatably connected to the first connecting plate;

[0010] A first locking structure, which is arranged between the second connecting plate and the backboard for locking the position of the second connecting plate;

[0011] The second locking structure is arranged between the first connecting plate and the second connecting plate and is used for locking the position of the first connecting plate.

[0012] As a preferred embodiment of the present utility model, the first locking structure includes a first clamping rod, a longitudinal channel and positioning holes. The first clamping rod is elastically connected to the second connecting plate. A longitudinal channel is vertically opened on the front wall of the back plate, and a plurality of positioning holes are opened on the inner side wall of the longitudinal channel. The second connecting plate is slidably arranged in the longitudinal channel, and the first clamping rod can be clamped with the positioning holes.

[0013] As a preferred embodiment of the present utility model, the second connecting plate forms a rectangular block structure, and the second connecting plate is used in cooperation with the longitudinal channel.

[0014] As a preferred embodiment of the present utility model, a vertical groove adapted to the first clamping rod is opened on the side wall of the second connecting plate. The first clamping rod is slidably arranged in the vertical groove. A spring is fixedly connected in the vertical groove, and the spring is fixedly connected to the first clamping rod. A cylinder is integrally formed on the side wall of the first clamping rod, and the cylinder is adapted to the positioning hole, and the cylinder is inserted into the positioning hole.

[0015] As a preferred embodiment of the present utility model, the second locking structure includes a guide rod, a thrust rod, a transverse channel and thrust holes. The guide rod is fixedly connected to the second connecting plate. A transverse channel is opened on the back of the first connecting plate. The guide rod is slidably connected to the transverse channel. The thrust rod is elastically connected to the guide rod. A plurality of thrust holes are opened on the inner wall of the transverse channel, and the thrust rod can be clamped with the thrust holes.

[0016] As a preferred embodiment of the present utility model, the guide rod forms a rectangular rod structure, and the guide rod is fixedly connected to the front wall of the second connecting plate, and the transverse channel is adapted to the guide rod.

[0017] As a preferred embodiment of the present utility model, a horizontal groove is opened on the front wall of the guide rod. The thrust rod is slidably arranged in the horizontal groove. A return spring is fixedly installed in the horizontal groove, and the return spring is fixedly connected to the thrust rod. A protrusion is arranged on the front wall of the thrust rod, and the protrusion is adapted to the thrust hole.

[0018] A PTFE film horizontal stretching device includes a frame, and all the above-mentioned adjusting structures are arranged on the frame. The back plate is fixedly installed on one side of the frame by bolts.

[0019] The present utility model provides an adjusting structure and a PTFE film horizontal stretching device thereof. It has the following beneficial effects:

[0020] 1. The adjustment structure and its PTFE film horizontal stretching device can adjust the height of the olive roller by setting the vertically slidable second connecting plate, and cooperate with the horizontally slidable first connecting plate to adjust the position of the olive roller, realizing the two-axis position adjustment of the olive roller. The olive roller is spindle-shaped, and multiple identical back plates and olive rollers can be set, which can flexibly adjust the positions of adjacent olive rollers, resulting in a better stretching effect on the film and stronger adjustability.

[0021] 2. For the adjustment structure and its PTFE film horizontal stretching device, by pressing the first clamping rod, the first clamping rod slides in the vertical groove and compresses the spring, and the cylinder of the first clamping rod separates from the positioning hole. Then, the olive roller is pushed to make the second connecting plate slide vertically in the longitudinal channel, realizing the height adjustment of the olive roller. When releasing the first clamping rod, the first clamping rod abuts against the inner side wall of the longitudinal channel, and the cylinder is clamped with the positioning hole at the corresponding position, realizing the height locking of the second connecting plate. By pressing the stop push rod, the stop push rod slides in the horizontal groove and compresses the return spring, and the protrusion of the stop push rod separates from the stop hole. Then, the olive roller is pushed to slide horizontally, and the guide rod slides in the transverse channel. After reaching the predetermined position, release the stop push rod, and the stop push rod resets and abuts against the first connecting plate, and the protrusion of the stop push rod is clamped into the stop hole at the corresponding position, realizing the position locking of the guide rod. The operation is simple and easy to use.

[0022] 3. For the adjustment structure and its PTFE film horizontal stretching device, by installing several back plates on the frame, the olive roller on one side of each back plate can perform displacements and adjustments in two axial directions, which is convenient for adjusting the relative positions of adjacent two olive rollers according to requirements, and further enables the stretching degree of the film to be adjusted. The adjustability is strong, and the adjustment method is simple and flexible. Description of the Drawings

[0023] Figure 1 It is the overall three-dimensional view of the present invention;

[0024] Figure 2 It is the three-dimensional view of the back plate of the present invention;

[0025] Figure 3 It is the installation schematic diagram of the second connecting plate and the first connecting plate of the present invention;

[0026] Figure 4 It is the installation schematic diagram of the guide rod and the second connecting plate of the present invention;

[0027] Figure 5 It is the rear three-dimensional view of the first connecting plate of the present invention.

[0028] Legend Explanation: 10, back plate; 11, olive roller; 20, first connecting plate; 21, second connecting plate; 22, first clamping rod; 23, longitudinal channel; 24, positioning hole; 30, guide rod; 31, stop push rod; 32, transverse channel; 33, stop hole. Specific implementation mode

[0029] An adjusting structure and its PTFE film transverse stretching device, as Figure 1 shown, including:

[0030] Back plate 10 and olive roller 11, the olive roller 11 is arranged on one side of the back plate 10;

[0031] As Figure 1 shown, a connecting component is arranged between the olive roller 11 and the back plate 10 for adjusting the position of the olive roller 11. The connecting component includes a first connecting plate 20 and a second connecting plate 21. The second connecting plate 21 is slidably arranged along the vertical direction of the back plate 10. The first connecting plate 20 is slidably arranged on one side of the second connecting plate 21. The first connecting plate 20 is slidably arranged along the horizontal direction. The olive roller 11 is rotatably connected to the first connecting plate 20. In this solution, by setting the vertically slidable second connecting plate 21 to adjust the height of the olive roller 11 and cooperating with the horizontally slidable first connecting plate 20 to adjust the position of the olive roller 11, the bi-axial position adjustment of the olive roller 11 is realized. The olive roller 11 is spindle-shaped. Multiple identical back plates 10 and olive rollers 11 can be arranged, and the position of adjacent olive rollers 11 can be flexibly adjusted, which has a better stretching effect on the film and stronger adjustability;

[0032] As Figure 2 and Figure 3 shown, a first locking structure is arranged between the second connecting plate 21 and the back plate 10 for locking the position of the second connecting plate 21;

[0033] The first locking structure includes a first clamping rod 22, a longitudinal channel 23 and a positioning hole 24. The first clamping rod 22 is elastically connected to the second connecting plate 21. A longitudinal channel 23 is vertically opened on the front wall of the back plate 10. A plurality of positioning holes 24 are opened on the inner side wall of the longitudinal channel 23. The second connecting plate 21 is slidably arranged in the longitudinal channel 23. The first clamping rod 22 can be clamped with the positioning hole 24. The second connecting plate 21 forms a rectangular block structure. The second connecting plate 21 and the longitudinal channel 23 are used in cooperation. A vertical groove adapted to the first clamping rod 22 is opened on the side wall of the second connecting plate 21. The first clamping rod 22 is slidably arranged in the vertical groove. A spring is fixedly connected in the vertical groove. The spring is fixedly connected to the first clamping rod 22. A cylinder is integrally formed on the side wall of the first clamping rod 22. The cylinder is adapted to the positioning hole 24. The cylinder is inserted into the positioning hole 24. The first clamping rod 22 slides left and right;

[0034] To adjust and lock the second connecting plate 21, by pressing the first clamping rod 22, the first clamping rod 22 slides in the vertical groove and compresses the spring. The cylinder of the first clamping rod 22 is separated from the positioning hole 24, and the olive roller 11 is pushed to make the second connecting plate 21 slide vertically in the longitudinal channel 23, realizing the height adjustment of the olive roller 11. When the first clamping rod 22 is released, the first clamping rod 22 abuts against the inner side wall of the longitudinal channel 23, and the cylinder is clamped with the positioning hole 24 at the corresponding position, realizing the height locking of the second connecting plate 21.

[0035] As Figure 4 and Figure 5 shown, the second locking structure is arranged between the first connecting plate 20 and the second connecting plate 21 for locking the position of the first connecting plate 20;

[0036] The second locking structure includes a guide rod 30, a thrust rod 31, a transverse channel 32 and a thrust hole 33. The guide rod 30 is fixedly connected with the second connecting plate 21. A transverse channel 32 is opened on the back of the first connecting plate 20. The guide rod 30 is slidably connected with the transverse channel 32. The thrust rod 31 is elastically connected with the guide rod 30. A plurality of thrust holes 33 are opened on the inner wall of the transverse channel 32. The thrust rod 31 can be clamped with the thrust hole 33. The guide rod 30 forms a rectangular rod structure. The guide rod 30 is fixedly connected with the front wall of the second connecting plate 21. The transverse channel 32 is adapted to the guide rod 30. A horizontal groove is opened on the front wall of the guide rod 30. The thrust rod 31 is slidably arranged in the horizontal groove. A return spring is fixedly installed in the horizontal groove. The return spring is fixedly connected with the thrust rod 31. A protrusion is arranged on the front wall of the thrust rod 31, and the protrusion is adapted to the thrust hole 33. Similarly, to lock the lateral position of the olive roller 11, by pressing the thrust rod 31, the thrust rod 31 slides in the horizontal groove and compresses the return spring. The protrusion of the thrust rod 31 is separated from the thrust hole 33, and the olive roller 11 is pushed to slide horizontally. The guide rod 30 slides in the transverse channel 32. After reaching the predetermined position, the thrust rod 31 is released, and the thrust rod 31 resets and abuts against the first connecting plate 20. The protrusion of the thrust rod 31 is inserted into the thrust hole 33 at the corresponding position, realizing the position locking of the guide rod 30. The operation is simple and easy to use. It should be noted that the thrust rod 31 slides in the front-back direction.

[0037] Not shown in the figure, a PTFE film transverse stretching device includes a frame. The frame is provided with all the above-mentioned adjusting structures. The back plate 10 is fixedly installed on one side of the frame by bolts. By installing a plurality of back plates 10 on the frame, the olive rollers 11 on one side of each back plate 10 can perform displacements and adjustments in two axial directions, facilitating the adjustment of the relative positions of adjacent two olive rollers 11 according to requirements, and further enabling the stretching degree of the film to be adjusted. The adjustability is strong, and the adjustment method is simple and flexible. Of course, in order to realize the film conveying, a conveying roller, a winding roller and a plurality of guide rollers should also be installed on the frame. The specific setting method has been detailedly disclosed in the prior art and will not be elaborated here.

[0038] Working principle of the utility model: Press the first clamping rod 22, the first clamping rod 22 slides in the vertical groove and compresses the spring, the cylinder of the first clamping rod 22 is separated from the positioning hole 24, and the olive roller 11 is pushed to make the second connecting plate 21 slide vertically in the longitudinal channel 23, so as to realize the height adjustment of the olive roller 11;

[0039] Press the stop push rod 31, the stop push rod 31 slides in the horizontal groove and compresses the return spring, the protrusion of the stop push rod 31 is separated from the stop push hole 33, the olive roller 11 is pushed to slide horizontally, and the guide rod 30 slides in the transverse channel 32. After reaching the predetermined position, release the stop push rod 31, the stop push rod 31 resets and abuts against the first connecting plate 20, and the protrusion of the stop push rod 31 is clamped into the stop push hole 33 at the corresponding position, so as to realize the position locking of the guide rod 30.

[0040] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection claimed by the utility model is defined by the appended claims and their equivalents.

Claims

1. An adjustment structure, characterized in that, Comprising: A back plate (10) and an olive roller (11), the olive roller (11) being arranged on one side of the back plate (10); A connecting component arranged between the olive roller (11) and the back plate (10) for adjusting the position of the olive roller (11). The connecting component includes a first connecting plate (20) and a second connecting plate (21). The second connecting plate (21) is slidably arranged along the vertical direction of the back plate (10). The first connecting plate (20) is slidably arranged on one side of the second connecting plate (21), and the first connecting plate (20) is slidably arranged along the horizontal direction. The olive roller (11) is rotatably connected to the first connecting plate (20); A first locking structure arranged between the second connecting plate (21) and the back plate (10) for locking the position of the second connecting plate (21); A second locking structure arranged between the first connecting plate (20) and the second connecting plate (21) for locking the position of the first connecting plate (20).

2. The adjustment structure according to claim 1, wherein: The first locking structure includes a first clamping rod (22), a longitudinal channel (23) and a positioning hole (24). The first clamping rod (22) is elastically connected to the second connecting plate (21). A longitudinal channel (23) is vertically opened on the front wall of the back plate (10), and a plurality of positioning holes (24) are opened on the inner side wall of the longitudinal channel (23). The second connecting plate (21) is slidably arranged in the longitudinal channel (23), and the first clamping rod (22) can be clamped with the positioning hole (24).

3. The adjustment structure according to claim 2, characterized in that: The second connecting plate (21) forms a rectangular block structure, and the second connecting plate (21) is used in cooperation with the longitudinal channel (23).

4. The adjustment structure according to claim 2, characterized in that: A vertical groove adapted to the first clamping rod (22) is opened on the side wall of the second connecting plate (21). The first clamping rod (22) is slidably arranged in the vertical groove. A spring is fixedly connected in the vertical groove, and the spring is fixedly connected to the first clamping rod (22). A cylinder is integrally formed on the side wall of the first clamping rod (22), and the cylinder is adapted to the positioning hole (24). The cylinder is inserted into the positioning hole (24).

5. The adjustment structure according to claim 1, characterized in that: The second locking structure includes a guide rod (30), a thrust rod (31), a transverse channel (32) and a thrust hole (33). The guide rod (30) is fixedly connected to the second connecting plate (21). A transverse channel (32) is opened on the back of the first connecting plate (20). The guide rod (30) is slidably connected to the transverse channel (32). The thrust rod (31) is elastically connected to the guide rod (30). A plurality of thrust holes (33) are opened on the inner wall of the transverse channel (32), and the thrust rod (31) can be clamped with the thrust hole (33).

6. The adjustment structure according to claim 5, characterized in that: The guide rod (30) forms a rectangular rod structure, and the guide rod (30) is fixedly connected to the front wall of the second connecting plate (21). The transverse channel (32) is adapted to the guide rod (30).

7. The adjustment structure according to claim 5, wherein: A horizontal groove is opened on the front wall of the guide rod (30). The thrust rod (31) is slidably arranged in the horizontal groove. A return spring is fixedly installed in the horizontal groove, and the return spring is fixedly connected to the thrust rod (31). A protrusion is arranged on the front wall of the thrust rod (31), and the protrusion is adapted to the thrust hole (33).

8. A PTFE film transverse stretching device, comprising a frame, characterized in that: The adjusting structure described in any one of claims 1-7 is provided on the frame, and the back plate (10) is fixedly installed on one side of the frame by bolts.

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