Fixed trimming device for rubber sealing ring

Abstract

The utility model relates to the technical field of rubber sealing ring processing, in particular to a fixed trimming device for a rubber sealing ring, which comprises a workbench, the middle of the workbench is fixedly connected with a fixed disc, the center of the fixed disc is connected with a central wheel through a central column, and one side of the central wheel is meshed and connected with a driving wheel. A rubber sealing ring is placed in a trimming groove, a motor drives a driving rod and a driving wheel to rotate, then a center wheel and the driving wheel which are meshed with the driving rod and the driving wheel are promoted to rotate clockwise, a positioning rod moves outwards along the track of an arc-shaped hole, and at the moment, a connecting rod also moves outwards along the groove direction to push a limiting arc-shaped block to open outwards; according to the rubber sealing ring trimming device, the rubber sealing ring can be accurately fixed in the trimming groove according to the inner ring size of the rubber sealing ring, position deviation of the rubber sealing ring in the subsequent trimming process is effectively prevented, and the rubber sealing ring trimming device is suitable for rubber sealing rings of various sizes.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber sealing ring processing technical field especially relates to a kind of fixed trimming device for rubber sealing ring. BACKGROUND

[0002] Rubber sealing ring is by one or several parts Annular cover, fixed in the bearing one ring or washer and with another ring or washer contact or form narrow Labyrinth gap, prevent lubricating oil leakage and foreign matter invasion, in rubber sealing ring in production process, for the sealing rubber ring after opening mould generally there is excess flash, need to trim the outer edge, so that rubber sealing ring is in the size of qualified.

[0003] And in the existing trimming device of rubber sealing ring, such as the rubber sealing ring trimming device disclosed in the authorized announcement No.CN 219522787U, different replacement plates are replaced, different sizes of positioning grooves are formed on the replacement plates, so that the positioning grooves can be combined with the sizes of different rubber sealing rings to fix the rubber sealing rings.Although the different sizes of positioning grooves on the replacement plates can adapt to rubber sealing rings of different sizes and meet the needs of equipment in different application scenarios, however, the work process of frequently replacing the replacement plates is obviously inconvenient, and frequent replacement of the replacement plates not only increases labor cost, but also may cause wear or deformation of the replacement plates due to frequent operation, which affects the reliability of fixation and the service life of the fixed trimming device, and further reduces the flexibility and adaptability of the device. SUMMARY

[0004] The utility model aims at solving the shortcomings in the prior art and provides a fixed trimming device for rubber sealing ring.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A fixed trimming device for rubber sealing ring, comprising a workbench, a fixed disc is fixedly connected to the middle part of the workbench, a center wheel is connected to the center of the fixed disc through a center column, a drive wheel is meshingly connected to one side of the center wheel, a drive rod is fixedly connected to the middle part of the drive wheel, and an electric motor is connected to the drive rod which penetrates through the drive wheel;

[0007] A groove is formed in the outer wall of the fixed disc, a connecting rod is slidably connected in the groove, the connecting rod extends to the outside of the groove and is fixedly connected to a limiting arc-shaped block, a positioning rod is fixedly connected to the outer wall on the side of the connecting rod away from the limiting arc-shaped block, and an arc-shaped hole is formed in the center wheel for the positioning rod to slide.

[0008] Preferably, the middle part of the workbench is provided with a trimming groove for placing the rubber sealing ring, the outer part of the trimming groove and the outer wall of the workbench are provided with a sliding groove, the sliding groove is slidably connected with a sliding block, the end of the sliding block is fixedly connected with a mounting seat, the inner wall of the mounting seat is fixedly connected with a connecting block, the side of the connecting block away from the mounting seat is provided with a trimming blade, and the trimming blade is in arc shape and abuts against the side edge of the rubber sealing ring.

[0009] Preferably, the workbench is fixedly connected with a supporting partition plate, the bottom of the supporting partition plate is fixedly connected with a fixed recess, the bottom of the fixed recess is provided with a driving motor, the output end of the driving motor is connected with a connecting shaft, the connecting shaft penetrates through the supporting partition plate and is fixedly connected with a rotating disc, the outer wall of the rotating disc is symmetrically provided with two supporting rods, and the end of the supporting rod away from the rotating disc is fixedly connected with the bottom of the sliding block.

[0010] Preferably, the outer wall of the workbench is symmetrically provided with a rectangular groove, the rectangular groove is provided with a first protective plate, and the outer wall of the first protective plate is slidably connected with a second protective plate.

[0011] The workbench has the advantages that:

[0012] The rubber sealing ring is placed in the trimming groove, the driving rod and the driving wheel are driven to rotate by the motor, then the center wheel meshing with the driving wheel rotates clockwise, the positioning rod moves outward along the track of the arc-shaped hole, at this time, the connecting rod also moves outward along the groove direction, the limiting arc-shaped block is pushed to open outward until it contacts the rubber sealing ring, so that the rubber sealing ring can be accurately fixed in the trimming groove according to the size of the inner ring of the rubber sealing ring, the position deviation of the rubber sealing ring in the subsequent trimming process is effectively prevented, the device is suitable for rubber sealing rings of various sizes, and the inner ring diameter of the rubber sealing ring can be adaptively adjusted without frequent replacement, so that the flexibility and adaptability of the device are improved.

[0013] The connecting shaft and the rotating disc are driven to rotate by the driving motor, the supporting rods and the sliding blocks on the two sides are driven to rotate in the sliding grooves along the tracks of the sliding grooves when the rotating disc rotates, the mounting seat and the connecting block at the end of the sliding block are driven to rotate when the sliding block rotates, and the trimming blade at the end of the connecting block is driven to rotate along the edge of the rubber sealing ring when the connecting block rotates, so that the edge of the rubber sealing ring is trimmed, redundant materials on the edge of the rubber sealing ring are removed, and the edge of the rubber sealing ring is neat. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model provides a kind of total structure schematic view for the fixed trimming device of rubber sealing ring;

[0015] Figure 2The utility model provides a kind of fixed edging device's workbench structural schematic diagram for rubber sealing ring;

[0016] Figure 3 The utility model provides a kind of fixed edging device's for rubber sealing ring Figure 2 Amplification point structure schematic diagram in A point in middle;

[0017] Figure 4 The utility model provides a kind of fixed edging device's fixed disc structure schematic diagram for rubber sealing ring;

[0018] Figure 5 The utility model provides a kind of fixed edging device's rotating disc structure schematic diagram for rubber sealing ring.

[0019] In the drawing,

[0020] 1, workbench;2, fixed disc;3, center column;4, center wheel;5, driving wheel;6, driving rod;7, connecting rod;8, limit arc block;9, positioning rod;10, arc hole;11, edging groove;12, sliding block;13, mounting seat;14, connecting block;15, edging blade;16, support partition;17, fixed recess;18, driving motor;19, rotating disc;20, support rod;21, rectangular groove;22, first protective plate;23, second protective plate. Specific embodiments

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] The contents not described in detail in the specification belong to the prior art known to those skilled in the art.

[0023] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings. The specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the existing technology. The machinery, parts and equipment adopt conventional models in the existing technology. The circuit connection adopts conventional connection mode in the existing technology, which will not be described in detail here.

[0024] Embodiment

[0025] Refer to Figures 1-5The utility model provides a kind of fixed trimming device for rubber sealing ring, including workbench 1, the middle part of workbench 1 is fixedly connected with fixed disc 2, the center of fixed disc 2 is connected with center wheel 4 by center column 3, one side of center wheel 4 is engagedly connected with driving wheel 5, driving wheel 5 middle part is fixedly connected with driving rod 6, driving rod 6 penetrates driving wheel 5 and is connected with motor;

[0026] The outer wall of fixed disc 2 is provided with a groove, the connecting rod 7 is slidably connected in the groove, the connecting rod 7 extends to the outside of the groove and is fixedly connected with the limiting arc block 8, the outer wall of the side, away from the limiting arc block 8 of the connecting rod 7, is fixedly connected with the positioning rod 9, and the arc hole 10 for the positioning rod 9 to slide is formed in the center wheel 4.

[0027] The middle part of workbench 1 is provided with trimming groove 11 that can place rubber sealing ring, and the outer part of trimming groove 11 and the outer wall of workbench 1 are provided with sliding groove, the sliding groove is slidably connected with sliding block 12, the end of sliding block 12 is fixedly connected with mounting seat 13, the inner wall of mounting seat 13 is fixedly connected with connecting block 14, the side, away from mounting seat 13 of connecting block 14, is provided with trimming blade 15, and trimming blade 15 is in arc shape and abuts against the side of rubber sealing ring.

[0028] Workbench 1 is fixedly connected with supporting partition 16, the bottom of supporting partition 16 is fixedly connected with fixed recess 17, the bottom of fixed recess 17 is provided with driving motor 18, the output end of driving motor 18 is connected with connecting shaft, connecting shaft penetrates supporting partition 16 and is fixedly connected with rotating disc 19, the outer wall of rotating disc 19 is provided with two support rods 20, and the end, away from rotating disc 19 of support rod 20, is connected with the bottom of sliding block 12.

[0029] The outer wall of workbench 1 is provided with rectangular groove 21, and the first protective plate 22 is arranged in the rectangular groove 21, and the outer wall of the first protective plate 22 is slidably connected with the second protective plate 23.

[0030] When the rubber sealing ring needs to be trimmed in the embodiment, first, the rubber sealing ring is placed in the trimming groove 11 of the workbench 1, then the motor is started according to the size of the inner diameter of the rubber sealing ring, the motor drives the driving rod 6 to rotate, the driving rod 6 drives the driving wheel 5 to rotate when rotating, the center wheel 4 on one side of the driving wheel 5 is in meshing motion with the driving wheel 5 when the driving wheel 5 rotates, thereby the positioning rod 9 is driven to slide in the arc-shaped hole 10 along the track of the arc-shaped hole 10 when the driving wheel 5 rotates in the clockwise direction, the connecting rod 7 is driven to move outward along the groove when the positioning rod 9 gradually slides outward along the arc-shaped hole 10, the limiting arc-shaped block 8 is driven to open outward when the connecting rod 7 moves, until the limiting arc-shaped block 8 contacts the rubber sealing ring, thereby the rubber sealing ring can be fixed in the trimming groove 11 by the limiting arc-shaped block 8 according to the size of the inner ring of the rubber sealing ring, so as to prevent the rubber sealing ring from being deviated in the subsequent trimming process.

[0031] Further, when the rubber sealing ring is fixed, the driving motor 18 is started, the driving motor 18 drives the connecting shaft and the rotating disc 19 to rotate when running, the supporting rod 20 on both sides is driven to rotate when the rotating disc 19 rotates, the sliding block 12 at the end of the supporting rod 20 is driven to rotate in the sliding groove along the track of the sliding groove when the supporting rod 20 rotates, the mounting seat 13 at the end of the sliding block 12 is driven to rotate with the connecting block 14 when the sliding block 12 rotates, thereby the trimming blade 15 at the end of the connecting block 14 is driven to rotate and abut against the edge of the rubber sealing ring when the connecting block 14 rotates, thereby the edge of the rubber sealing ring can be trimmed, the redundant material of the edge of the rubber sealing ring is removed, and the edge of the rubber sealing ring is kept neat, the second protective plate 23 is pulled when the rubber sealing ring is trimmed, thereby the rubber sealing ring can be protected when trimmed, and the redundant waste of the rubber sealing ring is prevented from splashing to the outside of the workbench 1 in the trimming process.

[0032] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0033] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" are only used for descriptive purpose and are not to be construed as indicating or implying relative importance or a specific number of the technical features indicated. Thus, the features defined with "first", "second", "third", "fourth", "fifth", "sixth", "seventh" and "eighth" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more than two, unless otherwise specifically limited.

[0034] The above description is only the preferred embodiment of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A device for trimming and fixing rubber sealing rings, comprising a worktable (1), characterized in that, The middle part of the workbench (1) is fixedly connected with a fixed disc (2), the center of the fixed disc (2) is connected with a center wheel (4) through a center column (3), one side of the center wheel (4) is engagedly connected with a driving wheel (5), the middle part of the driving wheel (5) is fixedly connected with a driving rod (6), the driving rod (6) penetrates through the driving wheel (5) and is connected with a motor; The outer wall of the fixed disc (2) is provided with a groove, the connecting rod (7) is slidably connected in the groove, the connecting rod (7) extends to the outside of the groove and is fixedly connected with a limiting arc-shaped block (8), the outer wall of the side of the connecting rod (7) away from the limiting arc-shaped block (8) is fixedly connected with a positioning rod (9), the center wheel (4) is provided with an arc-shaped hole (10) for the positioning rod (9) to slide.

2. The device for fixing and trimming of rubber sealing rings according to claim 1, characterized in that, The middle part of the workbench (1) is provided with a trimming groove (11) for placing a rubber sealing ring, the outside of the trimming groove (11) and the outer wall of the workbench (1) are provided with a sliding groove, the sliding groove is slidably connected with a sliding block (12), the end of the sliding block (12) is fixedly connected with a mounting seat (13), the inner wall of the mounting seat (13) is fixedly connected with a connecting block (14), the connecting block (14) is provided with a trimming blade (15) away from the mounting seat (13), the trimming blade (15) is in abutment with the side edge of the rubber sealing ring.

3. The device for fixing and trimming of rubber sealing rings according to claim 2, characterized in that, The workbench (1) is fixedly connected with a supporting partition plate (16), the bottom of the supporting partition plate (16) is fixedly connected with a fixed recess (17), the bottom of the fixed recess (17) is provided with a driving motor (18), the output end of the driving motor (18) is connected with a connecting shaft, the connecting shaft penetrates through the supporting partition plate (16) and is fixedly connected with a rotating disc (19), the outer wall of the rotating disc (19) is symmetrically provided with two supporting rods (20), one end of the supporting rod (20) away from the rotating disc (19) is connected with the bottom of the sliding block (12).

4. The device for fixing and trimming of rubber sealing rings according to claim 1, characterized in that, The outer wall of the workbench (1) is symmetrically provided with a rectangular groove (21), the rectangular groove (21) is provided with a first protective plate (22), the outer wall of the first protective plate (22) is slidably connected with a second protective plate (23).

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