1. The high-strength low-pressure variable sealing ring is characterized by comprising the following raw materials in percentage by weight: 22-38 parts of low-temperature-resistant silicon rubber, 45-55 parts of modified polyurethane resin rubber, 12-34 parts of polycarbodiimide, 10-13 parts of white carbon black, 8-12 parts of graphite, 1.4-2.5 parts of TMTD, 3-6.3 parts of emulsifier, 2.4-5.8 parts of anti-aging agent, 2.6-4.8 parts of nano zinc oxide, 0.05-0.1 part of triallyl isocyanurate, 7-9 parts of sodium phytate and 1.3-1.9 parts of glass fiber.

2. A process for producing a high and low strength seal ring according to claim 1, comprising the steps of;

the method comprises the following steps: weighing low-temperature-resistant silicone rubber, modified polyurethane resin rubber, polycarbodiimide, white carbon black, graphite, TMTD, an emulsifier, an anti-aging agent, nano zinc oxide, triallyl isocyanurate, sodium phytate and glass fiber according to the proportion, then placing the materials in a stirring kettle for mixing, controlling the mixing temperature at 70-90 ℃, and stirring for 40-45min at the speed of 600r/min with 500 organic solvents to obtain a mixture;

step two: heating the mixture to 110-130 ℃ for 8-12min to obtain rubber compound;

step three: and placing the rubber compound on a sealing ring die, heating to 75-85 ℃, heating for 3.5-6.5min, cooling at normal temperature, removing burrs through an edge cutting device after cooling, and obtaining the sealing ring with high and low pressure change strength after removing the burrs.

3. The utility model provides a according to claim 2 the side cut device of the sealing washer that intensity high-low pressure becomes, its characterized in that, the side cut device of side cut device for step three, including base (1), the top of base (1) is connected with the intermittent type that is used for sealing washer intermittent type to move promotes the structure, intermittent type promotes the structrual joint to have the supporting component that is used for the sealing washer to put, intermittent type promotes the structrual joint to have Z shape support frame (9), Z shape support frame (9) are connected with the altitude mixture control subassembly, the altitude mixture control subassembly is connected with the runner assembly, the runner assembly is connected with the structure of cleaing away that is used for interior outer lane deckle edge to clear away, and the cutting width of cleaing away the structure is adjusted according to the sealing washer size.

4. The edge cutting device for the high-strength low-voltage variable sealing ring according to claim 3, wherein the intermittent pushing structure comprises a support frame (2), a driving roller (3), a belt pulley (4), a Z-shaped rod (12), a square-shaped return plate (13), an electric push rod (14) and an L-shaped block (15), the support frame (2) is fixedly installed at the top of the base (1), the support frame (2) is rotatably connected with the driving roller (3) through a bearing fixedly connected with the support frame, the outer end of the driving roller (3) is fixedly connected with the belt pulley (4), the outer wall of the support frame (2) is fixedly provided with the L-shaped block (15), the side wall of the L-shaped block (15) is fixedly provided with the electric push rod (14), the output end of the electric push rod (14) is fixedly connected with the square-shaped return plate (13), one group of the driving rollers (3) is fixedly connected with the Z-shaped return plate, and the Z-shaped rod (12) is rotationally connected with the support frame (2).

5. The edge cutting device for the sealing ring with the high strength and the low pressure change according to claim 4, wherein the supporting assembly comprises a supporting block (5), a supporting disc (6) and a mounting groove (7), the supporting block (5) is uniformly and fixedly mounted on the outer wall of the belt pulley (4), the supporting disc (6) is fixedly connected to the top of the supporting block (5), the mounting groove (7) is formed in the top of the supporting disc (6), and the mounting groove (7) is different in size.

6. The edge cutting device for the sealing ring with the high and low pressure change strength as claimed in claim 5, wherein the mounting sleeve (16) is fixedly mounted at the upper end of the side wall of the support frame (2), the bottom of the Z-shaped support frame (9) is inserted into the mounting sleeve (16), and the mounting sleeve (16) is fixedly connected with the Z-shaped support frame (9) through bolts.

7. The edge cutting device for the sealing ring with high strength and low pressure change is characterized in that the air cylinder (10) is selected as the height adjusting component, and the air cylinder (10) is fixedly arranged at the top of the Z-shaped supporting frame (9).

8. The edge cutting device for the sealing ring with the high strength and the low pressure change as claimed in claim 7, wherein the rotating assembly comprises a rotating motor (8), a return plate (11) and a rotating shaft (17), the return plate (11) is fixedly installed at the bottom of the output end of the cylinder (10), the rotating motor (8) is fixedly installed at the inner top of the return plate (11), the rotating shaft (17) is fixedly connected with the output shaft of the rotating motor (8), and the return plate (11) is rotatably connected with the rotating shaft (17) through a bearing fixedly connected with the rotating shaft.

9. The edge cutting device for the sealing ring with the high strength and the low pressure change as claimed in claim 8, wherein the clearing structure comprises a rotating nut (18), a rotating rod (19), a first cutter (20), a second cutter (21), a sliding block (22), a thread groove (23) and an m-shaped plate (28), the m-shaped plate (28) is fixedly arranged at the bottom of the rotating shaft (17), the m-shaped plate (28) is rotatably connected with the rotating rod (19) through a bearing fixedly connected with the rotating rod, the outer end of the rotating rod (19) is fixedly connected with the rotating nut (18), the rotating rod (19) is provided with the thread groove (23), the rotating rod (19) is connected with the sliding block (22) through the thread groove (23) and the sliding block, the bottom of the rotating rod (22) is respectively connected with the first cutter (20) and the second cutter (21), and the second cutter (21) is in contact with the inner, the first cutter (20) is in contact with the outer wall of the sealing ring in a fitting mode.

10. The edge cutting device for the sealing ring with the high strength and the low pressure as claimed in claim 9, wherein the two ends of the m-shaped plate (28) are further connected with a braking structure for braking the rotating rod (19), the braking structure comprises a spring (24), a top plate (25), a sliding rod (26) and a brake disc (27), the spring (24) is fixedly installed at the two ends of the top of the rotating rod (19), the top fixedly connected with top plate (25) of the spring (24), the bottom fixedly connected with sliding rod (26) of the top plate (25), the bottom of the sliding rod (26) penetrates through the brake disc (27) fixedly connected with the rear of the m-shaped plate (28), and the bottom of the brake disc (27) is in contact with the rotating rod (19) in a fitting manner.

Background

The sealing ring is a material or a part for preventing fluid or solid particles from leaking from adjacent joint surfaces and preventing impurities such as external dust or moisture from invading parts in the machine equipment, generally works under certain pressure and temperature conditions, sealing effects of sealing rings with different structures and different materials are different under different conditions, and once the sealing of the sealing ring fails, the use of the equipment is directly influenced.

At present, the low and high that presses of intensity of sealing washer for the sealed effect of sealing washer is unsatisfactory, can't satisfy the sealed requirement of equipment, and simultaneously, deckle edge easily appears during the sealing washer shaping, and deckle edge all is the manual work to go on, is difficult for holding the size when getting rid of, produces the substandard product easily.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a high-strength low-pressure variable seal ring.

In order to achieve the purpose, the invention adopts the following technical scheme:

a high-strength low-pressure variable seal ring comprises the following raw materials in percentage by weight: 22-38 parts of low-temperature-resistant silicon rubber, 45-55 parts of modified polyurethane resin rubber, 12-34 parts of polycarbodiimide, 10-13 parts of white carbon black, 8-12 parts of graphite, 1.4-2.5 parts of TMTD, 3-6.3 parts of emulsifier, 2.4-5.8 parts of anti-aging agent, 2.6-4.8 parts of nano zinc oxide, 0.05-0.1 part of triallyl isocyanurate, 7-9 parts of sodium phytate and 1.3-1.9 parts of glass fiber.

A production process of a sealing ring with high strength and low pressure change comprises the following steps;

the method comprises the following steps: weighing low-temperature-resistant silicone rubber, modified polyurethane resin rubber, polycarbodiimide, white carbon black, graphite, TMTD, an emulsifier, an anti-aging agent, nano zinc oxide, triallyl isocyanurate, sodium phytate and glass fiber according to the proportion, then placing the materials in a stirring kettle for mixing, controlling the mixing temperature at 70-90 ℃, and stirring for 40-45min at the speed of 600r/min with 500 organic solvents to obtain a mixture;

step two: heating the mixture to 110-130 ℃ for 8-12min to obtain rubber compound;

step three: and placing the rubber compound on a sealing ring die, heating to 75-85 ℃, heating for 3.5-6.5min, cooling at normal temperature, removing burrs through an edge cutting device after cooling, and obtaining the sealing ring with high and low pressure change strength after removing the burrs.

The utility model provides a side cut device of sealing washer that intensity high-low pressure becomes, side cut device are step three's side cut device, the on-line screen storage device comprises a base, the top of base is connected with the intermittent type promotion structure that is used for sealing washer intermittent type to remove, intermittent type promotion structure is connected with the supporting component that is used for the sealing washer to put, intermittent type promotion structure is connected with Z shape support frame, Z shape support frame is connected with altitude mixture control subassembly, altitude mixture control subassembly is connected with the runner assembly, the runner assembly is connected with and is used for interior outer lane deckle edge to clear away the structure, and clears away the cutting width of structure and adjust according to the sealing washer size.

Preferably, intermittent type promotes structure includes support frame, drive roller, belt pulley, Z shape pole, returns word board, electric putter and L shape piece, support frame fixed mounting is at the top of base, the support frame passes through fixed connection's bearing and is connected with the drive roller rotation, the outer end fixedly connected with belt pulley of drive roller, the outer wall fixed mounting of support frame has the L shape piece, the lateral wall fixed mounting of L shape piece has electric putter, electric putter's output fixedly connected with returns word board, and wherein a set of drive roller fixedly connected with returns the Z shape pole that the word board cooperation was used, and Z shape pole and support frame rotate to be connected.

Preferably, the supporting assembly comprises a supporting block, a supporting disk and a mounting groove, the supporting block is uniformly and fixedly mounted on the outer wall of the belt pulley, the supporting disk is fixedly connected to the top of the supporting block, the mounting groove is formed in the top of the supporting disk, and the mounting groove is different in size.

Preferably, the upper end of the side wall of the support frame is fixedly provided with an installation sleeve, the bottom of the Z-shaped support frame is inserted into the installation sleeve, and the installation sleeve is fixedly connected with the Z-shaped support frame through a bolt.

Preferably, the height adjusting assembly selects an air cylinder, and the air cylinder is fixedly installed at the top of the Z-shaped supporting frame.

Preferably, the rotating assembly comprises a rotating motor, a return plate and a rotating shaft, the return plate is fixedly installed at the bottom of the output end of the cylinder, the rotating motor is fixedly installed at the inner top of the return plate, the rotating shaft is fixedly connected with an output shaft of the rotating motor, and the return plate is rotatably connected with the rotating shaft through a bearing fixedly connected with the rotating shaft.

Preferably, clear away the structure and include rotation nut, dwang, first cutter, second cutter, sliding block, thread groove and m shaped plate, m shaped plate fixed mounting is in the bottom of axis of rotation, the m shaped plate rotates through fixed connection's bearing and is connected with the dwang, the outer end fixedly connected with of dwang rotates the nut, the thread groove has been seted up to the dwang, the dwang has the sliding block through thread groove threaded connection, the bottom of sliding block is connected with first cutter and second cutter respectively, the second cutter contacts with the laminating of sealing washer inner wall, first cutter contacts with the laminating of sealing washer outer wall.

Preferably, the both ends of m-shaped plate still are connected with the braking structure that is used for the dwang braking, the braking structure includes spring, roof, slide bar and brake disc, spring fixed mounting is at the top both ends of dwang, the top fixedly connected with roof of spring, the bottom fixedly connected with slide bar of roof, the bottom of slide bar runs through m-shaped plate back fixedly connected with brake disc, the bottom and the dwang laminating contact of brake disc.

The invention provides a high-strength low-voltage variable sealing ring, which has the beneficial effects that:

1. put supporting component's mounting groove with the sealing washer, the electric putter of rethread intermittent type push structure drives back word board round trip movement, it rotates to return word board and move Z shape pole, a set of drive roller of Z shape pole drive rotates, again with other drive roller cooperation drive belt pulley intermittent type nature equidistant removal, make things convenient for sealing washer intermittent type nature in the mounting groove to remove under the structure, then altitude mixture control subassembly drives first cutter and removes the top department to the supporting disk, at last rotating component's rotation motor drives the axis of rotation and rotates, the axis of rotation drives second cutter and first cutter and rotates, the second cutter is to sealing washer inner wall unhairing limit, first cutter is to sealing washer outer wall unhairing limit, make the device conveniently carry out unhairing limit.

2. Rotate respectively according to the size of sealing washer and clear away the swivel nut of structure, swivel nut drives the dwang and rotates, and the dwang passes through the thread groove and drives the slider respectively and remove, and the slider drives second cutter and first cutter removal, second cutter and the contact of sealing washer inner wall, first cutter and the contact of sealing washer outer wall for the device is fit for not unidimensional sealing washer.

3. The spring that brakes the structure drives the roof downstream, and the roof passes through the spring and presses the brake disc on the dwang, realizes braking the dwang and handles, and the rotation orbit of first cutter and second cutter is unchangeable, and the unhairing limit size is held the accuracy, avoids producing the substandard product.

4. According to the invention, the sealing ring is prepared from low-temperature-resistant silicon rubber, modified polyurethane resin rubber, polycarbodiimide, white carbon black, graphite, TMTD, an emulsifier, an anti-aging agent, nano zinc oxide, triallyl isocyanurate, sodium phytate and glass fiber, and the white carbon black, the graphite and the glass fiber are beneficial to uniform dispersion of substances, the connectivity of a net structure of each substance is improved, the strength of the sealing ring is improved, and low pressure change is realized, so that the sealing effect of the sealing ring is ideal, and the sealing requirement of equipment is met.

Drawings

Fig. 1 is a schematic structural diagram of a high-strength low-pressure variable seal ring according to the present invention;

FIG. 2 is a rear view of the structure of a high-low pressure variable strength seal ring according to the present invention;

FIG. 3 is a schematic view of a supporting block and a connecting structure thereof of the trimming device of the high-strength low-voltage variable seal ring provided by the invention;

FIG. 4 is a schematic view of an air cylinder and a connecting structure thereof of the edge cutting device for the high-strength low-pressure variable seal ring provided by the invention;

fig. 5 is a schematic structural diagram of an L-shaped block of the edge cutting device of the high-strength low-voltage variable seal ring according to the present invention;

fig. 6 is an enlarged schematic view of the structure at the position a of the edge cutting device for the high-strength low-pressure variable seal ring provided by the invention.

In the figure: 1. the automatic cutting machine comprises a base 2, a support frame 3, a driving roller 4, a belt pulley 5, a support block 6, a support plate 7, a mounting groove 8, a rotating motor 9, a Z-shaped support frame 10, an air cylinder 11, a square-shaped return plate 12, a Z-shaped rod 13, a square-shaped return plate 14, an electric push rod 15, an L-shaped block 16, a mounting sleeve 17, a rotating shaft 18, a rotating nut 19, a rotating rod 20, a first cutter 21, a second cutter 22, a sliding block 23, a threaded groove 24, a spring 25, a top plate 26, a sliding rod 27, a brake disc 28 and an m-shaped plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1:

a high-strength low-pressure variable seal ring comprises the following raw materials in percentage by weight: 22 parts of low-temperature-resistant silicon rubber, 55 parts of modified polyurethane resin rubber, 34 parts of polycarbodiimide, 10 parts of white carbon black, 8 parts of graphite, 2.5 parts of TMTD, 3 parts of emulsifier, 2.4 parts of anti-aging agent, 4.8 parts of nano zinc oxide, 0.1 part of triallyl isocyanurate, 9 parts of sodium phytate and 1.3 parts of glass fiber.

A production process of a sealing ring with high strength and low pressure change comprises the following steps;

the method comprises the following steps: weighing low-temperature-resistant silicone rubber, modified polyurethane resin rubber, polycarbodiimide, white carbon black, graphite, TMTD, an emulsifier, an anti-aging agent, nano zinc oxide, triallyl isocyanurate, sodium phytate and glass fiber according to a proportion, then placing the materials in a stirring kettle for mixing, controlling the mixing temperature at 70 ℃, and stirring for 45min at 600r/min to obtain a mixture;

step two: heating the mixture to 130 ℃ for 12min to obtain rubber compound;

step three: placing the rubber compound on a sealing ring die, heating to 85 ℃, heating for 3.5min, then cooling at normal temperature, removing burrs through an edge cutting device after cooling, and obtaining the sealing ring with high strength and low pressure change after removing the burrs.

Example 2:

the invention is another preferable embodiment, which is different from embodiment 1 in that the sealing ring with high strength and low pressure change comprises the following raw materials by weight percent: 38 parts of low-temperature-resistant silicon rubber, 45 parts of modified polyurethane resin rubber, 12 parts of polycarbodiimide, 13 parts of white carbon black, 12 parts of graphite, 1.4 parts of TMTD, 6.3 parts of emulsifier, 5.8 parts of anti-aging agent, 2.6 parts of nano zinc oxide, 0.05 part of triallyl isocyanurate, 7 parts of sodium phytate and 1.9 parts of glass fiber.

A production process of a sealing ring with high strength and low pressure change comprises the following steps;

the method comprises the following steps: weighing low-temperature-resistant silicone rubber, modified polyurethane resin rubber, polycarbodiimide, white carbon black, graphite, TMTD, an emulsifier, an anti-aging agent, nano zinc oxide, triallyl isocyanurate, sodium phytate and glass fiber according to a proportion, then placing the materials in a stirring kettle for mixing, controlling the mixing temperature at 90 ℃, and stirring for 40min at 500r/min to obtain a mixture;

step two: heating the mixture to 110 ℃, and heating for 8min to obtain rubber compound;

step three: placing the rubber compound on a sealing ring die, heating to 75 ℃, heating for 6.5min, then cooling at normal temperature, removing burrs through an edge cutting device after cooling, and obtaining the sealing ring with high strength and low pressure change after removing burrs.

The quality tests were carried out on the sealing rings of examples 1 and 2, and the test results are as follows:

	strength (N/m)2)	Tensile Strength (MPa)	Compression set (%)
				Example 1	78.5	21.2	5.6
Example 2	77.9	21.4	5.8

From the above data, the strength of the seal ring becomes high and low.

The sealing ring is prepared from low-temperature-resistant silicon rubber, modified polyurethane resin rubber, polycarbodiimide, white carbon black, graphite, TMTD, an emulsifier, an anti-aging agent, nano zinc oxide, triallyl isocyanurate, sodium phytate and glass fibers, the white carbon black, the graphite and the glass fibers are beneficial to uniform dispersion of substances, the connectivity of a net structure of each substance is improved, the strength of the sealing ring is improved, and low pressure change is realized, so that the sealing effect of the sealing ring is ideal, and the sealing requirement of equipment is met.

Example 3:

referring to fig. 1, 2 and 5, the edge cutting device of the high-low pressure-variable-strength sealing ring comprises a base 1, the top of the base 1 is connected with an intermittent pushing structure for intermittent movement of the sealing ring, the intermittent pushing structure comprises a support frame 2, a driving roller 3, a belt pulley 4, a Z-shaped rod 12, a square-shaped plate 13, an electric push rod 14 and an L-shaped block 15, the support frame 2 is fixedly installed at the top of the base 1, the support frame 2 is rotatably connected with the driving roller 3 through a fixedly connected bearing, the outer end of the driving roller 3 is fixedly connected with the belt pulley 4, the outer wall of the support frame 2 is fixedly provided with the L-shaped block 15, the side wall of the L-shaped block 15 is fixedly provided with the electric push rod 14, the output end of the electric push rod 14 is fixedly connected with the square-shaped plate 13, one group of the driving rollers 3 is fixedly connected with the Z-shaped rod 12 matched with the square-shaped plate 13, the Z-shaped rod 12 is rotatably connected with the support frame 2, so that the support assembly can be pushed to move intermittently;

referring to fig. 1 and 3, the intermittent pushing structure is connected with a supporting assembly for placing the sealing ring, the supporting assembly comprises a supporting block 5, a supporting disc 6 and a mounting groove 7, the supporting block 5 is uniformly and fixedly mounted on the outer wall of the belt pulley 4, the top of the supporting block 5 is fixedly connected with the supporting disc 6, the top of the supporting disc 6 is provided with the mounting groove 7, and the mounting grooves 7 are different in size and are suitable for mounting the sealing rings with different sizes;

referring to fig. 1 and 2, a mounting sleeve 16 is fixedly mounted at the upper end of the side wall of the support frame 2 of the intermittent pushing structure, the bottom of the Z-shaped support frame 9 is inserted into the mounting sleeve 16, and the mounting sleeve 16 is fixedly connected with the Z-shaped support frame 9 through a bolt.

Referring to fig. 1, a Z-shaped support frame 9 is connected with a height adjusting assembly, the height adjusting assembly selects an air cylinder 10, and the air cylinder 10 is fixedly installed at the top of the Z-shaped support frame 9, so that the height can be conveniently adjusted;

referring to fig. 1 and 4, a cylinder 10 is connected with a rotating assembly, the rotating assembly comprises a rotating motor 8, a square plate 11 and a rotating shaft 17, the square plate 11 is fixedly installed at the bottom of an output end of the cylinder 10, the rotating motor 8 is fixedly installed at the inner top of the square plate 11, the rotating shaft 17 is fixedly connected with an output shaft of the rotating motor 8, the square plate 11 is rotatably connected with the rotating shaft 17 through a bearing fixedly connected with the bearing, a sealing ring is placed in a mounting groove 7 of the supporting assembly, the square plate 13 is driven to move back and forth through an electric push rod 14 of an intermittent pushing structure, the square plate 13 drives a Z-shaped rod 12 to rotate, the Z-shaped rod 12 drives a group of driving rollers 3 to rotate, the driving rollers 3 are matched with other driving rollers 3 to drive belt pulleys 4 to intermittently move at equal intervals, the sealing ring in the mounting groove 7 is convenient to intermittently move to the position under a clearing structure, and then the height adjusting assembly drives a first cutting knife 20 and the first cutting knife 20 to move to the top of a supporting plate 6, finally, a rotating motor 8 of the rotating assembly drives a rotating shaft 17 to rotate, the rotating shaft 17 drives a second cutter 21 and a first cutter 20 to rotate, the second cutter 21 removes burrs on the inner wall of the sealing ring, and the first cutter 20 removes burrs on the outer wall of the sealing ring, so that the device can conveniently remove burrs;

referring to fig. 1, 4 and 6, a removing structure for removing burrs of the inner and outer rings is connected to a rotating shaft 17, the cutting width of the removing structure is adjusted according to the size of a sealing ring, the removing structure comprises a rotating nut 18, a rotating rod 19, a first cutter 20, a second cutter 21, a sliding block 22, a thread groove 23 and an m-shaped plate 28, the m-shaped plate 28 is fixedly installed at the bottom of the rotating shaft 17, the m-shaped plate 28 is rotatably connected with the rotating rod 19 through a fixedly connected bearing, the outer end of the rotating rod 19 is fixedly connected with the rotating nut 18, the rotating rod 19 is provided with the thread groove 23, the rotating rod 19 is in threaded connection with the sliding block 22 through the thread groove 23, the bottom of the sliding block 22 is respectively connected with the first cutter 20 and the second cutter 21, the second cutter 21 is in contact with the inner wall of the sealing ring in an attaching manner, the first cutter 20 is in contact with the outer wall of the sealing ring in an attaching manner, the rotating nut 18 of the removing structure is respectively rotated according to the size of the sealing ring, the rotating nut 18 drives the rotating rod 19 to rotate, the rotating rod 19 drives the sliding block 22 to move through the thread groove 23 respectively, the sliding block 22 drives the second cutter 21 and the first cutter 20 to move, the second cutter 21 is in contact with the inner wall of the sealing ring, and the first cutter 20 is in contact with the outer wall of the sealing ring, so that the device is suitable for sealing rings of different sizes.

Referring to fig. 1 and 6, both ends of the m-shaped plate 28 are further connected with a braking structure for braking the rotating rod 19, the braking structure includes a spring 24, a top plate 25, a sliding rod 26 and a braking disc 27, the spring 24 is fixedly installed at both ends of the top of the rotating rod 19, the top fixedly connected with top plate 25 of the spring 24, the bottom fixedly connected with sliding rod 26 of the top plate 25, the bottom of the sliding rod 26 penetrates through the m-shaped plate 28 and then is fixedly connected with the braking disc 27, the bottom of the braking disc 27 is in contact with the rotating rod 19 in an attaching manner, the spring 24 of the braking structure drives the top plate 25 to move downwards, the top plate 25 presses the braking disc 27 on the rotating rod 19 through the spring 24, braking processing of the rotating rod 19 is achieved, the rotating tracks of the first cutter 20 and the second cutter 21 are unchanged, the deburring size is accurately grasped, and defective products are avoided.

The working principle is as follows: the rotating nut 18 of the clearing structure is rotated respectively according to the size of the sealing ring, the rotating nut 18 drives the rotating rod 19 to rotate, the rotating rod 19 drives the sliding block 22 to move respectively through the thread groove 23, the sliding block 22 drives the second cutter 21 and the first cutter 20 to move, the second cutter 21 is contacted with the inner wall of the sealing ring, the first cutter 20 is contacted with the outer wall of the sealing ring, so that the device is suitable for sealing rings with different sizes, the spring 24 of the braking structure drives the top plate 25 to move downwards after the positions of the first cutter 20 and the second cutter 21 are adjusted, the top plate 25 presses the brake disc 27 on the rotating rod 19 through the spring 24, the braking treatment of the rotating rod 19 is realized, the rotating tracks of the first cutter 20 and the second cutter 21 are unchanged, the deburring size is accurately grasped, defective products are avoided, the sealing ring is placed in the mounting groove 7 corresponding to the supporting component, and the electric push rod 14 of the intermittent push structure drives the letter returning plate 13 to move back and forth, go back word board 13 and drive Z shape pole 12 and rotate, a set of drive roller 3 of Z shape pole 12 drive rotates, again with the equidistant removal of 4 intermittent type nature of other drive roller 3 cooperation drive belt pulleys, make things convenient for the sealing washer intermittent type nature in the mounting groove 7 to remove under the structure, then the altitude mixture control subassembly drives first cutter 20 and removes to the top department of supporting disk 6, last rotating assembly's rotation motor 8 drives axis of rotation 17 and rotates, axis of rotation 17 drives second cutter 21 and first cutter 20 and rotates, second cutter 21 is to the sealing washer inner wall unhairing limit, first cutter 20 is to the sealing washer outer wall unhairing limit, make the device conveniently go on unhairing limit.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.