A polytetrafluoroethylene blank cutting and processing lathe

Abstract

The invention discloses a polytetrafluoroethylene blank cutting lathe, which relates to the technical field of polytetrafluoroethylene processing equipment. In view of the existing polytetrafluoroethylene blank cutting lathe, which has a single function, is inconvenient to perform efficient quantitative cutting of batches of polytetrafluoroethylene films, and is inconvenient to replace the unwinding roller, which increases the workload of workers and has poor use effect, the following scheme is proposed, including a lathe body, on which two first fixed plates, two second fixed plates, two third fixed plates and two fourth fixed plates are fixedly welded, the same cross plate is fixedly welded between the two fourth fixed plates, and the same unwinding roller is movably installed on the two first fixed plates. The invention has reasonable design and simple operation, can perform quantitative cutting of batches of polytetrafluoroethylene films, and is convenient for replacing the unwinding roller, which reduces the workload of workers, has good use effect, and is worthy of popularization and use.

Description

Technical Field

[0001] The invention relates to the technical field of polytetrafluoroethylene processing equipment, in particular to a polytetrafluoroethylene blank cutting and processing lathe. Background Art

[0002] Polytetrafluoroethylene, commonly known as the "king of plastics", is a high molecular polymer made by polymerizing tetrafluoroethylene as a monomer. It is widely used in the electrical industry and is used as an insulation layer for power and signal lines in aerospace, aviation, electronics, instruments, computers and other industries. It can be used to make films, tube sheet rods, bearings, washers, valves, chemical pipelines, pipe fittings, equipment container linings, etc. In the process of processing polytetrafluoroethylene films, it is necessary to cut them. In order to improve production efficiency, a polytetrafluoroethylene blank cutting lathe is urgently needed.

[0003] However, the existing polytetrafluoroethylene blank cutting lathe has a single function, is inconvenient for efficient quantitative cutting of batches of polytetrafluoroethylene films, and is inconvenient for replacing the unwinding roller, which increases the workload of workers and has poor use effect. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings of the existing polytetrafluoroethylene blank cutting lathe, which has a single function, is inconvenient for efficient quantitative cutting of batches of polytetrafluoroethylene films, is inconvenient for replacing the unwinding roller, increases the workload of workers, and has poor use effect. A polytetrafluoroethylene blank cutting lathe is proposed.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] A polytetrafluoroethylene blank cutting and processing lathe, comprising a lathe body, two first fixed plates, two second fixed plates, two third fixed plates and two fourth fixed plates are fixedly welded on the lathe body, a same cross plate is fixedly welded between the two fourth fixed plates, a same unwinding roller is movably mounted on the two first fixed plates, a rectangular hole is opened on the two second fixed plates, a same positioning roller is movably connected in the two rectangular holes, a movable plate is slidably arranged on the inner walls of the two rectangular holes, the movable plate is in contact with the positioning roller, a first spring is fixedly welded on the inner wall of the top side of the rectangular hole, and the bottom end of the first spring is fixedly welded to the top side of the corresponding movable plate;

[0007] A grab roller is rotatably arranged between the two third fixed plates, and four sliding bars are slidably arranged on the lathe body, and a support plate is fixedly welded to the bottom ends of the four sliding bars, and a vertical plate is fixedly welded to the top ends of the corresponding two sliding bars, and a first servo motor is fixedly installed on the third fixed plate at the rear side, and an output shaft of the first servo motor is fixedly welded to the grab roller, and a second servo motor is fixedly installed on the vertical plate at the rear side, and a reciprocating screw is fixedly welded on the output shaft of the second servo motor, and the reciprocating screw is rotatably arranged with the two vertical plates, and a movable sleeve is provided on the reciprocating screw, and a cutting head is fixedly installed on the bottom side of the movable seat;

[0008] A first cylinder is fixedly installed on the top side of the horizontal plate, a connecting plate is fixedly welded on the output shaft of the first cylinder, two vertical rods are slidably arranged on the connecting plate, the bottom ends of the two vertical rods are fixedly installed with the same attraction seat, two second springs are fixedly welded on the bottom side of the connecting plate, the bottom ends of the two second springs are fixedly welded to the top side of the attraction seat, a second cylinder is fixedly welded on the bottom side of the lathe body, and the output shaft of the second cylinder is fixedly arranged on the top side of the support plate.

[0009] In a preferred embodiment, two fifth fixing plates are fixedly welded to the lathe body, and a common guide roller is rotatably provided on one side of the two fifth fixing plates close to each other.

[0010] In a preferred embodiment, a same limiting rod is fixedly welded to one side of the two vertical plates close to each other, and the movable seat is slidably sleeved on the limiting rod.

[0011] In a preferred embodiment, four legs are fixedly welded to the top side of the lathe body, the four legs are symmetrically arranged in pairs, and anti-slip pads are provided at the bottom ends of the four legs.

[0012] In a preferred embodiment, a slide groove is provided on one side of the two fourth fixing plates close to each other, and a connecting seat is fixedly welded on the front side and the rear side of the connecting plate, and the connecting seat is slidably arranged in the corresponding slide groove.

[0013] In a preferred embodiment, sliding holes are formed on the two fourth fixing plates, and connecting shafts are fixedly welded to the front and rear sides of the connecting plates, and the connecting shafts are slidably connected in the corresponding sliding holes.

[0014] In a preferred embodiment, guide grooves are provided on the inner walls on both sides of the rectangular hole, and slide seats are fixedly welded on both sides of the movable plate, and the slide seats are slidably arranged in the corresponding guide grooves.

[0015] In a preferred embodiment, a groove is formed on the top side of the lathe body, and the cutting head is adapted to fit into the groove.

[0016] In the present invention, the polytetrafluoroethylene blank placing and cutting lathe described above places a unwinding roller loaded with polytetrafluoroethylene on two first fixed plates, stretches the polytetrafluoroethylene film under the grabbing roller, positions the roller, starts the first servo motor, and the rotation of the output shaft of the first servo motor drives the grabbing roller to rotate. The rotation of the grabbing roller moves the polytetrafluoroethylene film from right to left, thereby reducing the workload of workers;

[0017] In the present invention, a polytetrafluoroethylene blank cutting and processing lathe is described. When the polytetrafluoroethylene moves to a moving position, the air pump drives the suction seat to generate suction, and the suction seat sucks the polytetrafluoroethylene film. The first cylinder is started, and the output shaft of the first cylinder drives the connecting plate to move to the left, and the suction seat drives the polytetrafluoroethylene film to move to the left. When the connecting plate moves to a certain position, the first cylinder is closed. At this time, the second cylinder is started, and the output shaft of the second cylinder drives the supporting plate to move downward, and the supporting plate drives the sliding rod to move downward. When the cutting head contacts the polytetrafluoroethylene film, the second cylinder is closed, the second servo motor is started, and the output shaft of the second servo motor drives the reciprocating screw to rotate, and the rotation of the reciprocating screw drives the moving seat to move, and the movement of the moving seat drives the cutting head to move, so as to achieve the effect of cutting polytetrafluoroethylene;

[0018] The invention has reasonable design and simple operation, can quantitatively cut batches of polytetrafluoroethylene films, is easy to replace unwinding rollers, reduces the workload of workers, has good use effect, and is worthy of popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the three-dimensional structure of a polytetrafluoroethylene blank cutting and processing lathe proposed by the present invention;

[0020] Figure 2 This is a schematic structural diagram of part A of a polytetrafluoroethylene blank cutting and processing lathe proposed by the present invention;

[0021] Figure 3 A schematic diagram of the three-dimensional structure of a polytetrafluoroethylene blank cutting and processing lathe proposed by the present invention;

[0022] Figure 4 A schematic diagram of the three-dimensional structure of a polytetrafluoroethylene blank cutting and processing lathe proposed by the present invention;

[0023] Figure 5 This is a front view of a polytetrafluoroethylene blank cutting and processing lathe proposed by the present invention;

[0024] Figure 6A top view of a polytetrafluoroethylene blank cutting lathe proposed by the present invention;

[0025] Figure 7 The present invention is a three-dimensional schematic diagram of the partial structure of a polytetrafluoroethylene blank cutting and processing lathe proposed by the present invention.

[0026] In the figure: 1. lathe body; 2. first fixed plate; 3. second fixed plate; 4. third fixed plate; 5. fourth fixed plate; 6. horizontal plate; 7. unwinding roller; 8. positioning roller; 9. moving plate; 10. first spring; 11. grab roller; 12. slide bar; 13. support plate; 14. vertical plate; 15. first servo motor; 16. second servo motor; 17. reciprocating screw; 18. moving seat; 19. limit rod; 20. first cylinder; 21. connecting plate; 22. slide groove; 23. attraction seat; 24. slide hole; 25. vertical rod; 26. second spring; 27. fifth fixed plate; 28. guide roller; 29. ​​second cylinder; 30. connecting shaft. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0028] Reference Figure 1-7 , an embodiment provided by the present scheme: a polytetrafluoroethylene blank cutting and processing lathe, comprising a lathe body 1, on which two first fixed plates 2, two second fixed plates 3, two third fixed plates 4 and two fourth fixed plates 5 are fixedly welded, a same cross plate 6 is fixedly welded between the two fourth fixed plates 5, a same unwinding roller 7 is movably mounted on the two first fixed plates 2, rectangular holes are opened on the two second fixed plates 3, a same positioning roller 8 is movably connected in the two rectangular holes, a moving plate 9 is slidably arranged on the inner walls of the two rectangular holes, the moving plate 9 is in contact with the positioning roller 8, a first spring 10 is fixedly welded on the inner wall of the top side of the rectangular hole, and the bottom end of the first spring 10 is fixedly welded to the top side of the corresponding moving plate 9;

[0029] A grab roller 11 is rotatably arranged between the two third fixed plates 4. Four slide bars 12 are slidably arranged on the lathe body 1. A support plate 13 is fixedly welded to the bottom ends of the four slide bars 12. A vertical plate 14 is fixedly welded to the top ends of the corresponding two slide bars 12. A first servo motor 15 is fixedly installed on the third fixed plate 4 at the rear side. The output shaft of the first servo motor 15 is fixedly welded to the grab roller 11. A second servo motor 16 is fixedly installed on the vertical plate 14 at the rear side. A reciprocating screw 17 is fixedly welded on the output shaft of the second servo motor 16. The reciprocating screw 17 is rotatably arranged with the two vertical plates 14. A movable sleeve is provided on the reciprocating screw 17. A cutting head is fixedly installed on the bottom side of the movable seat 18.

[0030] A first cylinder 20 is fixedly installed on the top side of the horizontal plate 6, and a connecting plate 21 is fixedly welded on the output shaft of the first cylinder 20. Two vertical rods 25 are slidably arranged on the connecting plate 21, and the same attraction seat 23 is fixedly installed on the bottom ends of the two vertical rods 25. Two second springs 26 are fixedly welded on the bottom side of the connecting plate 21, and the bottom ends of the two second springs 26 are fixedly welded to the top side of the attraction seat 23. A second cylinder 29 is fixedly welded on the bottom side of the lathe body 1, and the output shaft of the second cylinder 29 is fixedly arranged on the top side of the support plate 13.

[0031] Reference Figure 1 In this embodiment, a same limiting rod 19 is fixedly welded on one side of the two vertical plates 14 close to each other, and the moving seat 18 is slidably sleeved on the limiting rod 19 to limit the movement of the moving seat 18.

[0032] Reference Figure 1 In this embodiment, a slide groove 22 is provided on the side where the two fourth fixed plates 5 are close to each other, and a connecting seat is fixedly welded on the front and rear sides of the connecting plate 21. The connecting seat is slidably arranged in the corresponding slide groove 22, so that the movement of the connecting plate 21 is more stable.

[0033] Reference Figure 2 In this embodiment, guide grooves are provided on the inner walls of both sides of the rectangular hole, and slide seats are fixedly welded on both sides of the movable plate 9. The slide seats are slidably arranged in the corresponding guide grooves, so that the movable plate 9 is always in a horizontal state.

[0034] Reference Figure 3 In this embodiment, a groove is provided on the top side of the lathe body 1, and the cutting head is adapted to the groove, so that the cutting head can cut the polytetrafluoroethylene film easily.

[0035] Reference Figure 3 In this embodiment, two fifth fixing plates 27 are fixedly welded on the lathe body 1, and a same guide roller 28 is rotatably provided on one side of the two fifth fixing plates 27 close to each other, so as to guide the polytetrafluoroethylene film.

[0036] Reference Figure 4 In this embodiment, four legs are fixedly welded on the top side of the lathe body 1. The four legs are symmetrically arranged in pairs, and anti-slip pads are provided at the bottom ends of the four legs to provide stable support for the lathe body 1.

[0037] Reference Figure 5 In this embodiment, sliding holes 24 are provided on the two fourth fixed plates 5, and connecting shafts 30 are fixedly welded on the front and rear sides of the connecting plate 21. The connecting shafts 30 are slidably connected in the corresponding sliding holes 24 to facilitate the suction seat 23 to adsorb the polytetrafluoroethylene film.

[0038] Working principle: first, place the unwinding roller 7 loaded with polytetrafluoroethylene on the two first fixed plates 2, stretch the polytetrafluoroethylene film under the grabbing roller 11, position the roller 8, start the first servo motor 15, the rotation of the output shaft of the first servo motor 15 drives the grabbing roller 11 to rotate, the rotation of the grabbing roller 11 makes the polytetrafluoroethylene film move from right to left, when the polytetrafluoroethylene moves to the first moving position, the air pump drives the suction seat 23 to generate suction, the suction seat 23 sucks the polytetrafluoroethylene film, the first cylinder 20 is started, the output shaft of the first cylinder 20 drives the connecting plate 21 to move to the left, the suction seat 23 drives the polytetrafluoroethylene film to move to the left, when the connecting plate 21 moves to a certain When the cutting head contacts the polytetrafluoroethylene film, the second cylinder 29 is closed and the second servo motor 16 is started. The output shaft of the second servo motor 16 drives the reciprocating screw 17 to rotate. The rotation of the reciprocating screw 17 drives the moving seat 18 to move. The movement of the moving seat 18 drives the cutting head to move, so as to achieve the effect of cutting polytetrafluoroethylene. When the cutting is completed, the cut polytetrafluoroethylene can be removed. In this way, batches of polytetrafluoroethylene films can be efficiently cut.

[0039] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0040] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0041] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A polytetrafluoroethylene blank cutting lathe, comprising a lathe body (1), characterized in that: Two first fixed plates (2), two second fixed plates (3), two third fixed plates (4) and two fourth fixed plates (5) are fixedly welded on the lathe body (1); a common horizontal plate (6) is fixedly welded between the two fourth fixed plates (5); a common unwinding roller (7) is movably mounted on the two first fixed plates (2); rectangular holes are provided on the two second fixed plates (3); a common positioning roller (8) is movably connected in the two rectangular holes; a movable plate (9) is slidably arranged on the inner walls of the two rectangular holes; the movable plate (9) is in contact with the positioning roller (8); a first spring (10) is fixedly welded on the inner wall of the top side of the rectangular hole; the bottom end of the first spring (10) is fixedly welded to the top side of the corresponding movable plate (9); A grab roller (11) is rotatably arranged between the two third fixed plates (4); four slide bars (12) are slidably arranged on the lathe body (1); the bottom ends of the four slide bars (12) are fixedly welded with a support plate (13); the top ends of the corresponding two slide bars (12) are fixedly welded with a vertical plate (14); a first servo motor (15) is fixedly installed on the third fixed plate (4) located at the rear side; the output shaft of the first servo motor (15) is fixedly welded to the grab roller (11); a second servo motor (16) is fixedly installed on the vertical plate (14) located at the rear side; a reciprocating screw (17) is fixedly welded on the output shaft of the second servo motor (16); the reciprocating screw (17) is rotatably arranged with the two vertical plates (14); a movable sleeve is provided on the reciprocating screw (17); a cutting head is fixedly installed on the bottom side of the movable seat (18); A first cylinder (20) is fixedly mounted on the top side of the transverse plate (6); a connecting plate (21) is fixedly welded on the output shaft of the first cylinder (20); two vertical rods (25) are slidably mounted on the connecting plate (21); the bottom ends of the two vertical rods (25) are fixedly mounted with a same attraction seat (23); two second springs (26) are fixedly welded on the bottom side of the connecting plate (21); the bottom ends of the two second springs (26) are fixedly welded to the top side of the attraction seat (23); a second cylinder (29) is fixedly welded on the bottom side of the lathe body (1); the output shaft of the second cylinder (29) is fixedly mounted on the top side of the support plate (13).

2. A polytetrafluoroethylene blank cutting lathe according to claim 1, characterized in that: Two fifth fixing plates (27) are fixedly welded on the lathe body (1), and a common guide roller (28) is rotatably arranged on the side of the two fifth fixing plates (27) close to each other.

3. A polytetrafluoroethylene blank cutting lathe according to claim 1, characterized in that: A same limiting rod (19) is fixedly welded to one side of the two vertical plates (14) close to each other, and the movable seat (18) is slidably sleeved on the limiting rod (19).

4. A polytetrafluoroethylene blank cutting lathe according to claim 1, characterized in that: Four legs are fixedly welded to the top side of the lathe body (1), the four legs are symmetrically arranged in pairs, and anti-slip pads are provided at the bottom ends of the four legs.

5. A polytetrafluoroethylene blank cutting lathe according to claim 1, characterized in that: A sliding groove (22) is provided on the side where the two fourth fixing plates (5) are close to each other, and a connecting seat is fixedly welded on the front side and the rear side of the connecting plate (21), and the connecting seat is slidably arranged in the corresponding sliding groove (22).

6. A polytetrafluoroethylene blank cutting lathe according to claim 1, characterized in that: The two fourth fixing plates (5) are each provided with a sliding hole (24), and the front and rear sides of the connecting plate (21) are both fixedly welded with a connecting shaft (30), and the connecting shaft (30) is slidably connected in the corresponding sliding hole (24).

7. A polytetrafluoroethylene blank cutting lathe according to claim 1, characterized in that: Guide grooves are provided on the inner walls of both sides of the rectangular hole, and sliding seats are fixedly welded on both sides of the movable plate (9), and the sliding seats are slidably arranged in the corresponding guide grooves.

8. The polytetrafluoroethylene blank cutting lathe according to claim 1, characterized in that: A groove is provided on the top side of the lathe body (1), and the cutting tool head is adapted to fit the groove.

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