A sealing retaining ring positioning and cutting mechanism

Abstract

The utility model discloses a sealing retaining ring positioning and cutting mechanism, comprising a cutting box, a movable frame and a cylinder, brackets are installed at the four corners of the bottom end of the cutting box, slide rails are installed on both sides of the inner wall of the cutting box, and a movable frame is arranged inside the slide rails, a first motor is arranged at the bottom end of the cutting box, and a screw rod penetrating the movable frame is installed at the output end of the first motor, the outer wall of the screw rod is meshed with the inner wall of the movable frame, an extension frame is installed on the rear wall of the cutting box, and a fixed shaft is arranged inside the extension frame, a movable frame is hinged on the outer wall of the fixed shaft, a bracket is installed at the bottom end of the movable frame, and a second motor is arranged at the top end of the movable frame, the device drives the rotating shaft to rotate through the second motor, so that the cutting equipment body cuts the sealing retaining ring, then the positioning rod contacts the sealing retaining ring, and the push plate tightens the spring, thereby pressing the sealing retaining ring to improve stability.

Description

Technical Field

[0001] The utility model relates to the technical field of sealing retaining ring processing, in particular to a sealing retaining ring positioning and cutting mechanism. Background Art

[0002] Nowadays, for moving seals: when the working pressure P<10MPa, generally no retaining ring is set; when P>10MPa, a retaining ring can be set on the pressure-bearing surface of the O-shaped seal. When the O-shaped seal is under unidirectional pressure, one retaining ring is set on the pressure-bearing surface; when it is under bidirectional pressure, two retaining rings are set. For fixed seals: when P≤32MPa, generally no retaining ring is set; when P>32MPa, a retaining ring can be set on the pressure-bearing surface. Retaining ring material: polytetrafluoroethylene, nylon 6, nylon 1010. Hardness HS≥90°.

[0003] However, the existing sealing retaining ring positioning and cutting mechanism has the following problems during use: during the traditional positioning cutting, the heat is high, and the cutting stability of the sealing retaining ring is not high, which cannot meet the market demand. Utility Model Content

[0004] The utility model aims to provide a sealing retaining ring positioning and cutting mechanism to solve the related problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sealing retaining ring positioning and cutting mechanism, comprising a cutting box, a movable frame and a cylinder, brackets are installed at the four corners of the bottom end of the cutting box, slide rails are installed on both sides of the inner wall of the cutting box, and a movable frame is arranged inside the slide rails, a first motor is arranged at the bottom end of the cutting box, and a screw rod penetrating the movable frame is installed at the output end of the first motor, the outer wall of the screw rod is meshed with the inner wall of the movable frame, an extension frame is installed on the rear wall of the cutting box, and a fixed shaft is arranged inside the extension frame, and the outer wall of the fixed shaft is hinged with the movable frame, a bracket is installed at the bottom end of the movable frame, a second motor is arranged at the top of the movable frame, and a rotating shaft is installed at the output end of the second motor through a coupling, and the bottom end of the rotating shaft is installed in contact with the inner wall of the bracket, a cylinder is arranged at the bottom end of the turntable, and a cutting equipment body is installed at the output end of the cylinder, and positioning mechanisms for positioning the sealing retaining ring are installed on both sides of the cutting equipment body.

[0006] The technical solution provides a sealing retaining ring positioning and cutting mechanism, wherein the outer walls of the fixed shaft and the extension frame are provided with through holes, and the interior of the through holes is provided with screws.

[0007] The technical solution provides a sealing retaining ring positioning and cutting mechanism, wherein a thread groove is provided inside the movable frame, and the inside of the thread groove is meshed with the outer wall of the screw rod.

[0008] The technical solution provides a sealing retaining ring positioning and cutting mechanism, which includes an extension plate and a positioning rod. The extension plates are installed on both sides of the cutting equipment body, and mounting holes are provided inside the extension plates. The mounting holes are provided inside the positioning rods, and a universal wheel is installed at the bottom end of the positioning rod, and a push plate is installed on the outer wall of the positioning rod.

[0009] The technical solution provides a sealing retaining ring positioning and cutting mechanism, wherein the outer wall of the positioning rod is sleeved with a spring, and the two sides of the spring are respectively in contact with the inner walls of the push plate and the extension plate.

[0010] Compared with the prior art, the utility model provides a sealing retaining ring positioning and cutting mechanism, which has the following beneficial effects:

[0011] 1. The utility model starts the second motor to drive the rotating shaft to rotate, so that the cutting device body cuts the sealing retaining ring. Then, the positioning rod contacts the sealing retaining ring, and the push plate tightens the spring, thereby pressing the sealing retaining ring to improve stability.

[0012] 2. The utility model starts the first motor to drive the screw rod to rotate, so that the screw rod drives the movable frame to move in the slide rail, and then the movable frame moves up and down at the position of the slide rail to fix the sealing rings at different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0014] Figure 2 For the utility model Figure 1 A schematic diagram of the enlarged structure at point A;

[0015] Figure 3 It is a schematic diagram of a top view and cross-section structure of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the utility model.

[0017] In the figure: 1. cutting box; 2. bracket; 3. slide rail; 4. first motor; 5. screw; 6. moving frame; 7. movable frame; 8. second motor; 9. rotating shaft; 10. bracket; 11. turntable; 12. cylinder; 13. cutting equipment body; 14. extension plate; 15. positioning rod; 16. universal wheel; 17. push plate; 18. spring; 19. extension frame; 20. fixed shaft. DETAILED DESCRIPTION

[0018] 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.

[0019] Embodiment 1, as Figure 1-2 As shown, the utility model provides a technical solution: a sealing retaining ring positioning and cutting mechanism, comprising a cutting box 1, a movable frame 7 and a cylinder 12, a bracket 2 is installed at the four corners of the bottom end of the cutting box 1, slide rails 3 are installed on both sides of the inner wall of the cutting box 1, and a moving frame 6 is arranged inside the slide rail 3, a first motor 4 is arranged at the bottom end of the cutting box 1, and a screw rod 5 penetrating the moving frame 6 is installed at the output end of the first motor 4, the outer wall of the screw rod 5 is meshed with the inner wall of the moving frame 6, a threaded groove is opened inside the moving frame 6, and the inside of the threaded groove is meshed with the outer wall of the screw rod 5, by starting the first motor 4 to drive the screw rod 5 to rotate, so that the screw rod 5 drives the moving frame 6 to move in the slide rail 3, and then the moving frame 6 moves up and down at the position of the slide rail 3 to fix sealing retaining rings of different heights.

[0020] Embodiment 2, as Figure 1-4 As shown, the utility model provides a technical solution: a sealing retaining ring positioning and cutting mechanism, comprising a fixed shaft 20 and an extension frame 19, the outer wall of which is provided with a through hole, and a screw is arranged inside the through hole, the rear wall of the cutting box 1 is installed with an extension frame 19, and the interior of the extension frame 19 is provided with a fixed shaft 20, the outer wall of the fixed shaft 20 is hinged with a movable frame 7, the bottom end of the movable frame 7 is installed with a bracket 10, the top end of the movable frame 7 is provided with a second motor 8, and the output end of the second motor 8 is installed with a rotating shaft 9 through a coupling, the bottom end of the rotating shaft 9 is provided with a contact with the inner wall of the bracket 10, the bottom end of the turntable 11 is provided with a cylinder 12, and the output end of the cylinder 12 is installed with a cutting device body 13, and the two sides of the cutting device body 13 are provided with A positioning mechanism for positioning the sealing retaining ring, the positioning mechanism includes an extension plate 14 and a positioning rod 15, the extension plates 14 are installed on both sides of the cutting device body 13, and the extension plates 14 are provided with mounting holes inside, the mounting holes are provided with positioning rods 15 inside, and the bottom end of the positioning rod 15 is provided with a universal wheel 16, a push plate 17 is installed on the outer wall of the positioning rod 15, a spring 18 is sleeved on the outer wall of the positioning rod 15, and the two sides of the spring 18 are respectively fitted with the push plate 17 and the inner wall of the extension plate 14, by starting the second motor 8 to drive the rotating shaft 9 to rotate, so that the cutting device body 13 cuts the sealing retaining ring, then the positioning rod 15 contacts the sealing retaining ring, and the push plate 17 tightens the spring 18, thereby pressing the sealing retaining ring to improve stability.

[0021] Working principle: firstly, the external power supply is turned on, and the movable frame 7 rotates around the fixed axis 20, so that the movable frame 7 drives the cylinder 12 to be inserted under the movable frame 6, and then the sealing ring is placed on the movable frame 6, and then the first motor 4 is started to drive the screw rod 5 to rotate, so that the screw rod 5 drives the movable frame 6 to move in the slide rail 3, and then the movable frame 6 drives the sealing ring to move upward to the bottom of the cutting device body 13, and the second motor 8 is started to drive the rotating shaft 9 to rotate, so that the cutting device body 13 cuts the sealing ring, and then the positioning rod 15 contacts the sealing ring, and the push plate 17 tightens the spring 18, so that the sealing ring is pressed to improve stability;

[0022] By placing cooling liquid at the cutting box 1 to cool the sealing retaining ring, the cooling performance is improved.

[0023] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A sealing retaining ring positioning and cutting mechanism, comprising a cutting box (1), a movable frame (7) and a cylinder (12), characterized in that: Brackets (2) are installed at the four corners of the bottom end of the cutting box (1), slide rails (3) are installed on both sides of the inner wall of the cutting box (1), and a movable frame (6) is arranged inside the slide rails (3), a first motor (4) is arranged at the bottom end of the cutting box (1), and a screw rod (5) penetrating the movable frame (6) is installed at the output end of the first motor (4), and the outer wall of the screw rod (5) is meshed with the inner wall of the movable frame (6), an extension frame (19) is installed on the rear wall of the cutting box (1), and a fixed shaft (20) is arranged inside the extension frame (19), and the fixed shaft (20) is arranged inside the fixed shaft (20). The outer wall of the fixed shaft (20) is hinged with a movable frame (7), the bottom end of the movable frame (7) is installed with a bracket (10), the top end of the movable frame (7) is provided with a second motor (8), and the output end of the second motor (8) is installed with a rotating shaft (9) through a coupling, and the bottom end of the rotating shaft (9) is installed with a contact with the inner wall of the bracket (10), the bottom end of the rotating disk (11) is provided with a cylinder (12), and the output end of the cylinder (12) is installed with a cutting device body (13), and positioning mechanisms for positioning the sealing retaining ring are installed on both sides of the cutting device body (13).

2. A sealing ring positioning and cutting mechanism according to claim 1, characterized in that: The outer walls of the fixed shaft (20) and the extension frame (19) are provided with through holes, and screws are arranged inside the through holes.

3. A sealing ring positioning and cutting mechanism according to claim 1, characterized in that: The movable frame (6) is provided with a thread groove inside, and the inside of the thread groove is meshed with the outer wall of the screw rod (5).

4. A sealing ring positioning and cutting mechanism according to claim 1, characterized in that: The positioning mechanism comprises an extension plate (14) and a positioning rod (15), the extension plates (14) are installed on both sides of the cutting device body (13), and a mounting hole is arranged inside the extension plate (14), a positioning rod (15) is arranged inside the mounting hole, and a universal wheel (16) is installed at the bottom end of the positioning rod (15), and a push plate (17) is installed on the outer wall of the positioning rod (15).

5. A sealing ring positioning and cutting mechanism according to claim 4, characterized in that: The outer wall of the positioning rod (15) is sleeved with a spring (18), and two sides of the spring (18) are respectively in contact with the inner walls of the push plate (17) and the extension plate (14).

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