CN112192374B

CN112192374B - A grinding device for machining of mechanical seal spare

Info

Publication number: CN112192374B
Application number: CN202010987754.6A
Authority: CN
Inventors: 兰迪; 罗淑颖; 张耀东
Original assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Current assignee: Henan Childrens Hospital Zhengzhou Childrens Hospital
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-12-07
Anticipated expiration: 2040-09-18
Also published as: CN112192374A

Abstract

The invention discloses a polishing device for machining a mechanical sealing element, which comprises an air cylinder, an underframe, a polishing box, a controller, an observation window, a motor, a polishing wheel and a positioning mechanism.

Description

A grinding device for machining of mechanical seal spare

Technical Field

The invention relates to the related field of polishing devices, in particular to a polishing device for machining a mechanical sealing element.

Background

Mechanical seal belongs to one of accurate, the comparatively complicated mechanical basic component of structure, is the key part of equipment such as various pumps, synthetic cauldron of reaction, turbo compressor, dive motor, and mechanical seal need use corresponding grinding device at the in-process of the processing of polishing, and then can effectively polish mechanical seal.

When grinding device polishes mechanical seal, need fix mechanical seal usually for the quality that improves to polish, and fixed mechanical seal is fixed and is mostly gone on with the dismantlement process is artifical, fixes too simply to make mechanical seal stability reduce, and fixes too complicacy and make the dismantlement process slow again, scatters everywhere easily at the process of polishing sweeps simultaneously, endangers health.

Disclosure of Invention

Accordingly, to address the above-described deficiencies, the present invention provides a grinding device for machining a mechanical seal.

The invention is realized in such a way that a polishing device for machining a mechanical sealing element is constructed, the polishing device comprises an air cylinder and a bottom frame, the air cylinder is arranged at the front end of the top end face of a polishing box, a piston rod at the bottom of the air cylinder penetrates through the top end face of the polishing box and then is rotationally connected with the middle part of the top end face of a motor, the bottom frame is locked at the bottom end face of the polishing box, a controller is locked at the top of the rear end face of the polishing box, an observation window is embedded at the bottom of the rear end face of the polishing box, an output shaft at the rear end of the motor is fastened at an inner ring of a polishing wheel, a positioning mechanism is arranged at the inner side of the polishing box and comprises an L-shaped plate, a fixed clamping plate, a movable clamping plate, an auxiliary clamping mechanism, a spring, a guide rod, a sliding chute, a connecting plate, a transmission mechanism, an L-shaped supporting plate and a fixed bolt, the L-shaped plate is slidably arranged at the inner side of an opening arranged at the middle part of the right end face of the polishing box, the fixed clamping plate is fastened at the right end face of the L-shaped plate, the movable clamping plate is connected to the left end face of the inner side of the sliding groove through a spring, the auxiliary clamping mechanism is arranged at the left end of the inner side of the polishing box, two ends of the guide rod are fastened to the middle portions of the left end face and the right end face of the inner side of the sliding groove respectively, the guide rod vertically penetrates through the bottom of the right end face of the movable clamping plate, the sliding groove is vertically formed in the left end of the bottom end face of the inner side of the L-shaped plate, the connecting plate is fixedly locked at the left end of the bottom end face of the L-shaped plate and penetrates through the inner side of a through hole formed in the middle portion of the bottom end face of the inner side of the polishing box, the transmission mechanism is arranged at the bottom of the connecting plate, and the L-shaped supporting plate is locked with two opposite faces of the fixed clamping plate and the movable clamping plate in the left and right directions through fixing bolts.

Preferably, the auxiliary clamping mechanism comprises an electric motor, a worm wheel, a transmission block, a hollow plate, a sector gear, a rack and a sliding frame, the electric motor is installed at the top of the left end face of the inner side of the polishing box, an output shaft at the bottom of the electric motor is connected with the top end face of the worm, the middle of the front end face of the worm wheel is rotatably connected with the left end of the front end face of the inner side of the polishing box through a rotating shaft, the worm wheel is meshed with the right end face of the worm, the transmission block is arranged at the edge of the rear end face of the worm wheel, the transmission block movably extends into the inner side of the hollow plate, the hollow plate is fastened on the top end face of the sector gear, the top of the front end face of the sector gear is rotatably connected with the front end face of the inner side of the polishing box through a rotating shaft, the sector gear is meshed with the top end face of the rack, the rack is slidably installed at the top of the sliding frame, and the sliding frame is fixedly locked at the middle of the left end face of the inner side of the polishing box.

Preferably, the transmission mechanism comprises a mounting groove, a connecting frame, a self-locking motor, a gear, a transmission rack and a sealing plate, the mounting groove is formed in the middle of the bottom end face of the polishing box, the connecting frame is slidably mounted on the front end face of the inner side of the mounting groove, the self-locking motor is mounted on the rear end face of the connecting frame, the middle of the top end face of the self-locking motor is connected to the bottom end face of the connecting plate, the inner ring of the gear is fastened on an output shaft at the rear end of the self-locking motor, the gear is meshed with the top end face of the transmission rack, the transmission rack is arranged in the middle of the top end face of the sealing plate, and the sealing plate is locked at the bottom end of the inner side of the mounting groove.

Preferably, the spring and the guide rod are symmetrically arranged at the front end and the rear end of the bottom of the movable clamping plate, and the inner side of the spring covers the left end of the outer side of the guide rod.

Preferably, the left and right opposite faces of the fixed splint and the movable splint are provided with screw holes matched with the fixed bolts, and the screw holes are equidistantly provided with more than two left and right opposite faces of the fixed splint and the movable splint.

Preferably, the top end face of the L-shaped supporting plate, the left and right opposite faces of the fixed clamping plate and the movable clamping plate are provided with rubber sheets, and the thickness of each rubber sheet is 0.15 cm-0.25 cm.

Preferably, the rack is of a T-shaped structure, and a silica gel sheet is arranged on the right end face of the rack.

Preferably, the transmission block is cylindrical, and the rear end face of the transmission block is flush with the rear end face of the hollow plate.

Preferably, the sealing plate is T-shaped, and the bottom end of the inner side of the mounting groove is provided with a corresponding connecting groove.

Preferably, the connecting frame is of a U-shaped structure, and the left end and the right end of the connecting frame and the self-locking motor are provided with corresponding connecting threaded holes.

The invention has the following advantages: the invention provides a grinding device for machining mechanical sealing elements through improvement, and compared with the same type of equipment, the grinding device has the following improvement:

the method has the advantages that: according to the polishing device for machining the mechanical sealing element, the positioning mechanism is arranged on the inner side of the polishing box, the movable clamping plate is clamped at the left end of the workpiece more stably by applying thrust to the movable clamping plate through the rack, when the workpiece needs to be taken out, the workpiece can be taken out quickly because the workpiece is only preliminarily clamped and fixed through the elasticity of the spring, and the L-shaped plate is sealed in the polishing process to prevent scraps from flying outwards, so that the workpiece is clamped more quickly and stably, the workpiece is convenient to take out quickly, and the scraps are prevented from flying out.

The method has the advantages that: according to the polishing device for machining the mechanical sealing element, the rubber sheets are arranged on the top end face of the L-shaped supporting plate and the left and right opposite faces of the fixed clamping plate and the movable clamping plate, and the thickness of each rubber sheet is 0.15 cm-0.25 cm, so that the L-shaped supporting plate, the fixed clamping plate and the movable clamping plate are matched to fix a workpiece more stably.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cylinder connection of the present invention;

FIG. 3 is a schematic view of the positioning mechanism of the present invention in elevation and cross-sectional configuration;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3 according to the present invention;

fig. 5 is an enlarged view of the structure at B in fig. 3 according to the present invention.

Wherein: cylinder-1, chassis-2, grinding box-3, controller-4, observation window-5, motor-7, grinding wheel-8, positioning mechanism-6, L-shaped plate-61, fixed splint-62, movable splint-63, auxiliary clamping mechanism-64, spring-65, guide bar-66, slide groove-67, connecting plate-68, transmission mechanism-69, L-shaped supporting plate-610, fixed bolt-611, electric motor-641, worm-642, worm wheel-643, transmission block-644, hollow plate-645, sector gear-646, rack-647, sliding rack-648, mounting groove-691, connecting rack-692, self-locking motor-693, gear-694, transmission rack-695, 695, And a sealing plate-696.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

referring to fig. 1 and 2, the present invention provides a polishing device for machining a mechanical seal by an improvement, including a cylinder 1 and a chassis 2, wherein the cylinder 1 is installed at the front end of the top end face of a polishing box 3, a piston rod at the bottom of the cylinder 1 penetrates through the top end face of the polishing box 3 and then is rotatably connected with the middle part of the top end face of a motor 7, the chassis 2 is locked at the bottom end face of the polishing box 3, a controller 4 is locked at the top of the rear end face of the polishing box 3, an observation window 5 is embedded at the bottom of the rear end face of the polishing box 3, and an output shaft at the rear end of the motor 7 is fastened at the inner ring of a polishing wheel 8.

Referring to fig. 3, the present invention provides a polishing device for machining a mechanical seal by improving, a positioning mechanism 6 is disposed inside a polishing box 3, the positioning mechanism 6 includes an L-shaped plate 61, a fixed clamp plate 62, a movable clamp plate 63, an auxiliary clamping mechanism 64, a spring 65, a guide rod 66, a sliding slot 67, a connecting plate 68, a transmission mechanism 69, an L-shaped support plate 610 and a fixed bolt 611, the L-shaped plate 61 is slidably mounted inside an opening formed in the middle of the right end face of the polishing box 3, the fixed clamp plate 62 is fastened to the right end of the bottom end face inside the L-shaped plate 61, the movable clamp plate 63 is connected to the left end face inside the sliding slot 67 through the spring 65, screw holes matched with the fixed bolt 611 are formed in the left and right opposite faces of the fixed clamp plate 62 and the movable clamp plate 63, and two or more screw holes are equidistantly formed in the left and right opposite faces of the fixed clamp plate 62 and the movable clamp plate 63, so that the L-shaped support plate 610 can be fixed at different heights to adapt to workpieces with different thicknesses, the auxiliary clamping mechanism 64 is arranged at the left end of the inner side of the grinding box 3, two ends of a guide rod 66 are respectively fastened in the middle of the left end and the right end of the inner side of a sliding groove 67, the guide rod 66 vertically penetrates through the bottom of the right end face of the movable clamping plate 63, a spring 65 and the guide rod 66 are symmetrically arranged at the front end and the rear end of the bottom of the movable clamping plate 63, the inner side of the spring 65 covers the left end of the outer side of the guide rod 66, so that the movable clamping plate 63 can move horizontally more stably, the sliding groove 67 is vertically arranged at the left end of the bottom end face of the inner side of the L-shaped plate 61, a connecting plate 68 is fixedly locked at the left end of the bottom end face of the L-shaped plate 61, the connecting plate 68 penetrates through the inner side of a through opening formed in the middle of the bottom end face of the inner side of the grinding box 3, a transmission mechanism 69 is arranged at the bottom of the connecting plate 68, two opposite faces of the left end face and the left of the fixed clamping plate 62 and the movable clamping plate 63 are locked by fixing bolts 611, rubber sheets are arranged on the top end face of the L-shaped supporting plate 610 and the opposite faces of the fixed clamping plate 62 and the movable clamping plate 63, and the thickness of the rubber sheet is 0.15cm to 0.25cm, so that the L-shaped supporting plate 610 is matched with the fixed clamping plate 62 and the movable clamping plate 63 to stably fix the workpiece.

Referring to fig. 4, the present invention provides a grinding device for machining a mechanical seal by improving, wherein the auxiliary clamping mechanism 64 includes an electric motor 641, a worm 642, a worm wheel 643, a transmission block 644, a hollow plate 645, a sector gear 646, a rack 647 and a sliding frame 648, the electric motor 641 is installed on the top of the left end face of the inner side of the grinding box 3, the output shaft of the bottom of the electric motor 641 is connected with the top end face of the worm 642, the middle part of the front end face of the worm wheel 643 is rotatably connected with the left end of the front end face of the inner side of the grinding box 3 through a rotating shaft, the worm wheel 643 is engaged with the right end face of the worm 642, the transmission block 644 is arranged at the edge of the rear end face of the worm wheel 643, the transmission block 644 is movably inserted into the inner side of the hollow plate 645, the transmission block 644 is cylindrical, and the rear end face of the transmission block 644 is flush with the rear end face of the hollow plate 645, so that the transmission block 644 can stably drive the hollow plate 645 to rotate, the hollow plate 645 is fastened on the top end face of the sector gear 646, the top of the front end face of the sector gear 646 is rotationally connected with the front end face of the inner side of the grinding box 3 through a rotating shaft, the top end faces of the sector gear 646 and the rack 647 are meshed with each other, the rack 647 is slidably mounted at the top of the sliding frame 648, the rack 647 is of a T-shaped structure, and the right end face of the rack 647 is provided with a silica gel sheet, so that the rack 647 stably applies thrust to the movable clamp plate 63, and the sliding frame 648 is fixedly locked in the middle of the left end face of the inner side of the grinding box 3.

Referring to fig. 5, the present invention provides a polishing apparatus for machining a mechanical seal by improving a transmission mechanism 69, the transmission mechanism 69 includes a mounting groove 691, a connecting frame 692, a self-locking motor 693, a gear 694, a transmission rack 695 and a sealing plate 696, the mounting groove 691 is opened in the middle of the bottom end surface of the polishing box 3, the connecting frame 692 is slidably mounted on the front end surface of the inner side of the mounting groove 691, the self-locking motor 693 is mounted on the rear end surface of the connecting frame 692, the connecting frame 692 is U-shaped, and corresponding connection screw holes are formed at the left and right ends of the connecting frame 692 and the self-locking motor 693, so that the self-locking motor 693 is more stably mounted, the middle of the top end surface of the self-locking motor 693 is connected to the bottom end surface of the connecting plate 68, the inner ring of the gear 694 is fastened on the output shaft at the rear end of the self-locking motor 693, the gear 694 is engaged with the top end surface of the transmission rack 695, the transmission rack 695 is disposed in the middle of the top end surface of the sealing plate 696, the sealing plate 696 is locked to the bottom end of the mounting groove 691, the sealing plate 696 is in a T-shaped shape, and the bottom end of the inner side of the mounting groove 691 is provided with a corresponding connecting groove, so that the sealing plate 696 can be conveniently and stably mounted.

Example two:

according to the polishing device for machining the mechanical sealing element, the vertical distance between the top end face of the controller 4 and the bottom end face of the bottom frame 2 is 1m to 1.5m, the controller 4 is convenient to operate, the rear end face of the observation window 5 is flush with the rear end face of the polishing box 3, the width of the observation window 5 is half of the width of the polishing box 3, and the polishing condition inside the polishing box 3 can be observed more comprehensively.

The invention provides a grinding device for machining a mechanical sealing element through improvement, and the working principle of the grinding device is as follows;

firstly, the device is stably placed at a designated position as a whole, and the controller 4 is connected to an external power supply;

secondly, a workpiece to be polished can be placed on the top end face of the L-shaped supporting plate 610, a leftward thrust is applied to the movable clamp plate 63 in the placing process, so that the movable clamp plate 63 moves leftward and the spring 65 is stressed and compressed, and after the workpiece is placed on the top end face of the L-shaped supporting plate 610, the thrust applied to the movable clamp plate 63 is cancelled, so that the movable clamp plate 63 moves rightward under the elastic force of the spring 65 to clamp and fix the workpiece;

thirdly, the self-locking motor 693 is controlled to drive the gear 694 to rotate, so that the gear 694 is matched with the transmission rack 695 in the rotating process to drive the self-locking motor 693, the connecting plate 68, the L-shaped plate 61 and the workpiece on the top of the L-shaped plate 61 to move leftwards to the inner side of the grinding box 3;

fourthly, at this time, the electric motor 641 is electrified to output an output shaft to drive the worm 642 and the worm wheel 643 to rotate, the worm wheel 643 drives the rack 647 to move rightwards through the transmission block 644 in cooperation with the hollow plate 645, the rack 647 applies thrust to the movable clamp plate 63 to enable the movable clamp plate 63 to be clamped at the left end of the workpiece more stably, and external air pressure equipment connected with the air cylinder 1 is controlled to enable the piston rod of the air cylinder 1 to push the motor 7 to move downwards, and meanwhile, the motor 7 is started to drive the grinding wheel 8 to rotate to grind the workpiece;

fifthly, after the grinding is finished, the self-locking motor 693 is electrified to output an shaft to drive the gear 694 to rotate, the gear 694 rotates on the transmission rack 695, and the gear 694 drives the self-locking motor 693, the connecting plate 68, the L-shaped plate 61 and the workpiece on the top of the L-shaped plate 61 to move rightwards to be separated from the inner side of the grinding box 3.

The invention provides a grinding device for machining mechanical seals through improvement, an electric motor 641 is electrified to output an shaft to drive a worm 642 and a worm wheel 643 to rotate, the worm wheel 643 is matched with a hollow plate 645 through a transmission block 644 to drive a rack 647 to move rightwards, the rack 647 applies thrust to a movable clamping plate 63 to enable the movable clamping plate 63 to be clamped at the left end of a workpiece more stably, a self-locking motor 693 is electrified to output the shaft to drive a gear 694 to rotate, the gear 694 rotates on the transmission rack 695, the gear 694 drives the self-locking motor 693, a connecting plate 68, an L-shaped plate 61 and the workpiece at the top of the L-shaped plate 61 to move rightwards to be separated from the inner side of a grinding box 3, and as the workpiece is only primarily clamped and fixed through the elastic force of a spring 65 at the moment, the workpiece can be taken out quickly, the beneficial effects of clamping the workpiece more quickly and stably and facilitating quick taking out are achieved, and simultaneously scrap flying out is prevented, the rubber sheets are arranged on the top end face of the L-shaped supporting plate 610 and the left and right opposite faces of the fixed clamping plate 62 and the movable clamping plate 63, and the thickness of each rubber sheet is 0.15 cm-0.25 cm, so that the L-shaped supporting plate 610, the fixed clamping plate 62 and the movable clamping plate 63 are matched to fix a workpiece more stably.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A polishing device for machining a mechanical sealing element comprises a cylinder (1) and an underframe (2), wherein the cylinder (1) is installed at the front end of the top end face of a polishing box (3), a piston rod at the bottom of the cylinder (1) penetrates through the top end face of the polishing box (3) and then is rotatably connected with the middle of the top end face of a motor (7), the underframe (2) is locked on the bottom end face of the polishing box (3), a controller (4) is locked on the top of the rear end face of the polishing box (3), an observation window (5) is embedded in the bottom of the rear end face of the polishing box (3), and an output shaft at the rear end of the motor (7) is fastened on the inner ring of a polishing wheel (8);

the method is characterized in that: the grinding machine further comprises a positioning mechanism (6), the positioning mechanism (6) is arranged on the inner side of the grinding box (3), the positioning mechanism (6) comprises an L-shaped plate (61), a fixed clamping plate (62), a movable clamping plate (63), an auxiliary clamping mechanism (64), a spring (65), a guide rod (66), a sliding groove (67), a connecting plate (68), a transmission mechanism (69), an L-shaped supporting plate (610) and a fixing bolt (611), the L-shaped plate (61) is slidably mounted on the inner side of an opening formed in the middle of the right end face of the grinding box (3), the fixed clamping plate (62) is fastened at the right end of the inner bottom end face of the L-shaped plate (61), the movable clamping plate (63) is connected to the inner left end face of the sliding groove (67) through the spring (65), the auxiliary clamping mechanism (64) is arranged at the inner left end of the grinding box (3), two ends of the guide rod (66) are fastened at the middle of the inner left end and the right end of the inner side of the sliding groove (67) respectively, the guide rod (66) vertically penetrates through the bottom of the right end face of the movable clamping plate (63), the sliding groove (67) is vertically formed in the middle left end of the bottom end face of the inner side of the L-shaped plate (61), the connecting plate (68) is fixedly locked at the left end of the bottom end face of the L-shaped plate (61), the connecting plate (68) penetrates through the inner side of a through opening formed in the middle of the bottom end face of the inner side of the grinding box (3), the transmission mechanism (69) is arranged at the bottom of the connecting plate (68), the L-shaped supporting plate (610) is locked with two opposite surfaces of the fixed clamping plate (62) and the movable clamping plate (63) through a fixing bolt (611), the auxiliary clamping mechanism (64) comprises an electric motor (641), a worm (642), a worm wheel (643), a transmission block (644), a hollow plate (645), a sector gear (646), a rack (647) and a sliding frame (648), and the electric motor (641) is arranged at the top of the left end face of the inner side of the grinding box (3), an output shaft at the bottom of an electric motor (641) is connected with the top end face of a worm (642), the middle of the front end face of the worm wheel (643) is rotatably connected with the left end of the front end face of the inner side of the grinding box (3) through a rotating shaft, the worm wheel (643) is meshed with the right end face of the worm (642), the transmission block (644) is arranged at the edge of the rear end face of the worm wheel (643), the transmission block (644) movably extends into the inner side of a hollow plate (645), the hollow plate (645) is fastened on the top end face of a sector gear (646), the top of the front end face of the sector gear (646) is rotatably connected with the front end face of the inner side of the grinding box (3) through a rotating shaft, the sector gear (646) is meshed with the top end face of a rack (647), the rack (647) is slidably mounted at the top of a sliding frame (648), the sliding frame (648) is locked and fixed at the middle of the left end face of the inner side of the grinding box (3), and the transmission mechanism (69) comprises a mounting groove (691), The grinding box comprises a connecting frame (692), a self-locking motor (693), a gear (694), a transmission rack (695) and a sealing plate (696), wherein the mounting groove (691) is arranged in the middle of the bottom end face of the grinding box (3), the connecting frame (692) is slidably mounted on the front end face of the inner side of the mounting groove (691), the self-locking motor (693) is mounted on the rear end face of the connecting frame (692), the middle of the top end face of the self-locking motor (693) is connected to the bottom end face of the connecting plate (68), the inner ring of the gear (694) is fastened on the output shaft of the rear end of the self-locking motor (693), the gear (694) and the top end face of the transmission rack (695) are meshed with each other, the transmission rack (695) is arranged in the middle of the top end face of the sealing plate (696), and the sealing plate (696) is locked at the bottom end of the inner side of the mounting groove (691).

2. A grinding device for machining of mechanical seals, according to claim 1, characterized in that: the spring (65) and the guide rod (66) are symmetrically provided with two front ends and two rear ends at the bottom of the movable clamping plate (63), and the inner side of the spring (65) covers the left end of the outer side of the guide rod (66).

3. A grinding device for machining of mechanical seals, according to claim 1, characterized in that: the left and right opposite surfaces of the fixed splint (62) and the movable splint (63) are provided with screw holes matched with the fixed bolt (611), and more than two left and right opposite surfaces of the fixed splint (62) and the movable splint (63) are arranged at equal intervals in the screw holes.

4. A grinding device for machining of mechanical seals, according to claim 1, characterized in that: the left and right opposite surfaces of the top end surface of the L-shaped supporting plate (610), the fixed clamping plate (62) and the movable clamping plate (63) are provided with rubber sheets, and the thickness of each rubber sheet is 0.15 cm-0.25 cm.

5. A grinding device for machining of mechanical seals, according to claim 1, characterized in that: the rack (647) is of a T-shaped structure, and a silica gel sheet is arranged on the right end face of the rack (647).

6. A grinding device for machining of mechanical seals, according to claim 1, characterized in that: the transmission block (644) is cylindrical, and the rear end face of the transmission block (644) is flush with the rear end face of the hollow plate (645).

7. A grinding device for machining of mechanical seals, according to claim 1, characterized in that: the sealing plate (696) is T-shaped, and the bottom end of the inner side of the mounting groove (691) is provided with a corresponding connecting groove.

8. A grinding device for machining of mechanical seals, according to claim 1, characterized in that: the connecting frame (692) is of a U-shaped structure, and corresponding connecting threaded holes are formed in the left end and the right end of the connecting frame (692) and the self-locking motor (693).