CN111975611A

CN111975611A - Two-side polishing equipment for metal blocks

Info

Publication number: CN111975611A
Application number: CN202010943373.8A
Authority: CN
Inventors: 黄增珏
Original assignee: Wenzhou Kongyunru Electronic Technology Co ltd
Current assignee: Wenzhou Kongyunru Electronic Technology Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2020-11-24

Abstract

The invention discloses a two-side polishing device for metal blocks, which comprises a machine body, wherein a containing cavity is arranged in the machine body, a clamping mechanism is arranged in the containing cavity, the clamping mechanism comprises a first motor fixedly arranged on the inner wall of the front side of the containing cavity, the rear end of the first motor is rotatably provided with a first rotating shaft, the rear end surface of the first rotating shaft is rotatably arranged on the inner wall of the rear side of the containing cavity, two first driving rollers are fixedly arranged on the first rotating shaft, a second rotating shaft is rotatably arranged between the inner walls of the front side and the rear side of the containing cavity, and two first driven rollers are fixedly arranged on the second rotating shaft. After the processing is finished, the power can be automatically cut off to transmit the metal blocks.

Description

Two-side polishing equipment for metal blocks

Technical Field

The invention relates to the field of metal surface processing, in particular to a device for polishing two sides of a metal block.

Background

The processing of metal blocks is common in metal product factories, and the metal blocks need to be correspondingly polished after being processed and formed to improve the surface gloss, while most of the existing metal block polishing equipment is polished on one side, and when both sides are required, the metal blocks can only be turned over by workers, so that the time and the labor are wasted.

Disclosure of Invention

The invention aims to provide a device for polishing two sides of a metal block, which overcomes the problems of low polishing efficiency of the two sides of the metal block and the like.

The invention is realized by the following technical scheme.

The invention relates to a two-side polishing device for metal blocks, which comprises a machine body, wherein a containing cavity is arranged in the machine body, a clamping mechanism is arranged in the containing cavity, the clamping mechanism comprises a first motor fixedly arranged on the inner wall of the front side of the containing cavity, the rear end of the first motor is rotatably provided with a first rotating shaft, the rear end surface of the first rotating shaft is rotatably arranged on the inner wall of the rear side of the containing cavity, two first driving rollers are fixedly arranged on the first rotating shaft, a second rotating shaft is rotatably arranged between the inner walls of the front side and the rear side of the containing cavity, two first driven rollers are fixedly arranged on the second rotating shaft, the two first driving rollers and the two first driven rollers are respectively connected through two first belts, first fixing plates are fixedly arranged on the two first belts, a first electromagnet is fixedly arranged between the two first fixing plates, and two working box bodies are symmetrically and fixedly arranged at the lower ends of the two first fixing plates by taking the first electromagnet as a center, the working box is internally provided with a power-on cavity, the power-on cavity is far away from the inner wall of the first electromagnet side and is fixedly provided with a first fixed plate, the inner wall of the upper side of the power-on cavity is fixedly provided with a first conductive block, a second conductive block and a supporting plate, the second conductive block is positioned between the first conductive block and the supporting plate, the lower end face of the second conductive block is fixedly provided with a fixed seat, the supporting plate is far away from the end of the first electromagnet and is provided with a first sliding block in a sliding manner, the first sliding block is connected with the fixed seat through a connecting rod, the working box body is close to the inner wall of the first electromagnet side and is provided with a rotating rod in a rotating manner, the rotating rod is far away from the upper end of the first electromagnet side and is fixedly provided with a push rod, the first fixed plate, the first conductive block, the first electromagnet and the second conductive, the other end of the first wire is connected with the second conductive block; a lifting mechanism is arranged in the containing cavity and comprises a bearing plate fixedly arranged on the inner wall of the front side and the rear side of the containing cavity, a second motor is fixedly arranged at the lower end of the bearing plate, a third rotating shaft is rotatably arranged at the upper end of the second motor and penetrates through the upper end surface and the lower end surface of the bearing plate, a sector gear is fixedly arranged on the third rotating shaft, the lower end surface of the sector gear is close to the upper end surface of the bearing plate, two fixing shafts are fixedly arranged at the upper end of the bearing plate in a bilateral symmetry manner by taking the third rotating shaft as the center, driven gears are respectively rotatably arranged on the two fixing shafts and are respectively meshed with the sector gear, two bottom cases are symmetrically arranged at the upper end of the bearing plate in a front-and-rear direction by taking the third rotating shaft as the center, a fourth rotating shaft is rotatably arranged between the two bottom cases and the bearing plate, and a transmission, the two transmission gears can be meshed with the sector gears, a sliding plate is arranged between the two bottom shells in a sliding mode, the two fourth rotating shafts penetrate through the sliding plate, the two fourth rotating shafts are connected with the sliding plate through threads inside the sliding plate, a push plate is fixedly arranged at the upper end of the sliding plate, a shell is rotatably arranged at the upper end of the bearing plate, and the inner side of the shell is meshed with the two driven gears; a conversion mechanism is arranged in the containing cavity and comprises a third motor fixedly arranged on the inner wall of the front side of the containing cavity, the third motor is positioned on the upper side of the first motor, a fifth rotating shaft is rotatably arranged at the rear end of the third motor, two second driving rollers are fixedly arranged on the fifth rotating shaft, sixth rotating shafts are rotatably arranged on the inner walls of the front side and the rear side of the containing cavity, two second driven rollers are fixedly arranged on the sixth rotating shafts and are respectively connected with the two sixth rotating shafts through two second belts, second fixing plates are fixedly arranged on the two second belts, a second electromagnet is fixedly arranged between the two second fixing plates, a protective shell is fixedly arranged at the upper ends of the two second fixing plates, a working cavity is arranged in the protective shell, an air compressor is fixedly arranged on the inner wall of the upper side of the working cavity, and a casing is fixedly arranged at the lower end of the air compressor, a pressure cavity is arranged in the air pressure shell, a piston is arranged between the inner walls of the left side and the right side of the pressure cavity in a sliding manner, a push block is fixedly arranged at the lower end of the piston and penetrates through the inner wall of the lower side of the pressure cavity, a moving shell is fixedly arranged at the upper end of the second electromagnet, the lower end face of the push block is fixedly arranged at the upper end of the moving shell, a moving cavity is arranged in the moving shell, a second power supply block and a fixed box are fixedly arranged on the inner wall of the upper side of the moving cavity, the fixed box is positioned at the rear side of the second power supply block, a compression cavity is arranged in the fixed box, a polishing wheel is arranged between the inner walls of the front side and the rear side of the compression cavity in a sliding manner and penetrates through the inner wall of the right side of the compression cavity, a first spring is fixedly arranged between the inner wall of the left side of the compression cavity and the left, the second power supply block is connected with the fourth conductive block through a second wire, one end of the second wire is connected with the fourth conductive block, and the other end of the second wire is connected with the fifth conductive block.

Preferably, the clamping mechanism further comprises a fixed shell fixedly arranged on the inner wall of the lower side of the electrifying cavity, a movable cavity is arranged in the fixed shell, a first groove is arranged on the inner wall of the upper side of the movable cavity, a second slide block is arranged on the inner wall of the lower side of the movable cavity in a sliding manner, a second groove is arranged at the upper end of the second sliding block, a second spring is fixedly arranged on the inner wall of the lower side of the second groove, the upper end of the second spring is fixedly provided with a push block which is arranged on the inner walls of the left side and the right side of the second groove in a sliding way, a third spring and a string are fixedly arranged on the second sliding block close to the first electromagnet end, the third spring is fixedly arranged on the inner wall of the movable cavity close to the first electromagnet end, the string runs through the movable cavity is close to the inner wall of the first electromagnet side, and the other end of the string is fixedly connected with the lower end of the rotating rod.

Preferably, the conversion mechanism further comprises a push rod fixedly arranged on the inner wall of the upper side of the containing cavity, and the push rod is positioned between the two second driven rollers.

Preferably, accomodate fixed two dogs that are equipped with between chamber front and back side inner wall, accomodate the fixed fourth motor that is equipped with of chamber rear side inner wall, fourth motor front end rotates and is equipped with the seventh pivot, the seventh pivot is located two between the dog, the terminal surface rotates to set up before the seventh pivot accomodates chamber front side inner wall, the fixed polishing wheel that is equipped with in the seventh pivot, the right side the dog with accomodate chamber right side inner wall snap-on and be equipped with the transition pole, the right side the dog right-hand member is fixed and is equipped with the deflector, the deflector is located the transition pole downside, left side the dog left end is fixed and is equipped with the water storage box, the water storage box left end is fixed and is equipped with the water pump, the water pump left end is fixed and.

The invention has the beneficial effects that: when the metal block transmission device is used, the metal block can be fixed only by placing the metal block on the built-in electromagnet, the metal block can be lifted by the conversion mechanism after one side of the metal block is polished, then the magnet on the upper side of the metal block is adsorbed and fixed, the trouble of manual reversing is omitted, and the metal block can be transmitted out by automatically powering off after the metal block is processed.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the embodiment of the present invention in the direction of A-A in FIG. 1;

FIG. 3 is a schematic view of the embodiment of the present invention in the direction B-B in FIG. 1;

FIG. 4 is a schematic view of the embodiment of the present invention in the direction of C-C in FIG. 1;

FIG. 5 is a schematic view of the embodiment of the present invention in the direction D-D in FIG. 1;

FIG. 6 is a schematic view of the embodiment of the present invention in the direction E-E of FIG. 1;

FIG. 7 is a schematic view showing the direction F-F in FIG. 1 according to an embodiment of the present invention.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The two-side polishing device for metal blocks, which is described with reference to fig. 1 to 7, includes a machine body 10, a storage cavity 11 is provided in the machine body 10, a clamping mechanism 90 is provided in the storage cavity 11, the clamping mechanism 90 includes a first motor 48 fixedly provided on the inner wall of the front side of the storage cavity 11, a first rotating shaft 50 is rotatably provided at the rear end of the first motor 48, the rear end face of the first rotating shaft 50 is rotatably provided on the inner wall of the rear side of the storage cavity 11, two first driving rollers 51 are fixedly provided on the first rotating shaft 50, a second rotating shaft 12 is rotatably provided between the inner walls of the front side and the rear side of the storage cavity 11, two first driven rollers 13 are fixed on the second rotating shaft 12, the two first driving rollers 51 and the two first driven rollers 13 are respectively connected by two first belts 19, and first fixing plates 16 are fixedly provided on the two first belts 19, two fixed first electro-magnet 15 that is equipped with between the first fixed plate 16, two first fixed plate 16 lower extreme uses first electro-magnet 15 is fixed two work box 14 that are equipped with as central symmetry, be equipped with circular telegram chamber 54 in the work box 14, circular telegram chamber 54 keeps away from first electro-magnet 15 side inner wall is fixed and is equipped with first fixed plate 16, circular telegram chamber 54 upside inner wall is fixed and is equipped with first conducting block 27, second conducting block 28 and backup pad 34, second conducting block 28 is located first conducting block 27 with between the backup pad 34, the fixed fixing base 29 that is equipped with of terminal surface under the second conducting block 28, backup pad 34 keeps away from first electro-magnet 15 end slides and is equipped with first slider 33, first slider 33 with fixing base 29 passes through connecting rod 30 and connects, work box 14 is close to first electro-magnet 15 side inner wall rotates and is equipped with dwang 32, a push rod 31 is fixedly arranged at the upper end of the rotating rod 32 far away from the first electromagnet 15, the first fixing plate 16, the first conductive block 27, the first electromagnet 15 and the second conductive block 28 are connected through a first electric wire 26, one end of the first electric wire 26 is connected with the first conductive block 27, the other end of the first electric wire 26 is connected with the second conductive block 28, the rotating rod 32 rotates to drive the push rod 31 to push the first sliding block 33, the first sliding block 33 pushes the second conductive block 28 through the connecting rod 30, and the second conductive block 28 is in contact with the first conductive block 27 for electrification; a lifting mechanism 91 is arranged in the accommodating cavity 11, the lifting mechanism 91 comprises a bearing plate 36 fixedly arranged on the inner wall of the front and rear side of the accommodating cavity 11, a second motor 35 is fixedly arranged at the lower end of the bearing plate 36, a third rotating shaft 39 is rotatably arranged at the upper end of the second motor 35, the third rotating shaft 39 penetrates through the upper and lower end faces of the bearing plate 36, a sector gear 40 is fixedly arranged on the third rotating shaft 39, the lower end face of the sector gear 40 is close to the upper end face of the bearing plate 36, two fixing shafts 84 are fixedly arranged at the upper end of the bearing plate 36 in a bilateral symmetry manner by taking the third rotating shaft 39 as the center, driven gears 37 are rotatably arranged on the two fixing shafts 84, the two driven gears 37 are engaged with the sector gear 40, two bottom shells 41 are symmetrically arranged at the front and rear of the upper end of the bearing plate 36 by taking the third rotating shaft 39 as the center, and a fourth rotating shaft 42 is rotatably arranged between the two bottom shells 41, a transmission gear 43 is fixedly arranged on each of the two fourth rotating shafts 42, the two transmission gears 43 can be engaged with the sector gear 40, a sliding plate 44 is slidably arranged between the two bottom cases 41, the two fourth rotating shafts 42 penetrate through the sliding plate 44, the two fourth rotating shafts 42 are in threaded connection with the inside of the sliding plate 44, a push plate 45 is fixedly arranged at the upper end of the sliding plate 44, a housing 38 is rotatably arranged at the upper end of the bearing plate 36, the inner side of the housing 38 is engaged with the two driven gears 37, the second motor 35 drives the third rotating shaft 39 to rotate, the third rotating shaft 39 drives the sector gear 40 to rotate, the sector gear 40 drives the driven gear 37 to rotate through engagement with the driven gear 37, the driven gear 37 drives the housing 38 to rotate through engagement with the housing 38, and the sector gear 40 drives the transmission gears 43 to rotate through engagement with the transmission gears 43, the transmission gear 43 drives the fourth rotating shaft 42 to rotate, and the fourth rotating shaft 42 drives the sliding plate 44 to slide up and down through threaded connection, so as to drive the push plate 45 to slide up and down; a switching mechanism 92 is arranged in the receiving cavity 11, the switching mechanism 92 includes a third motor 49 fixedly arranged on the inner wall of the front side of the receiving cavity 11, the third motor 49 is positioned on the upper side of the first motor 48, a fifth rotating shaft 52 is rotatably arranged at the rear end of the third motor 49, two second driving rollers 53 are fixedly arranged on the fifth rotating shaft 52, sixth rotating shafts 71 are rotatably arranged on the inner wall of the front side and the rear side of the receiving cavity 11, two second driven rollers 70 are fixedly arranged on the sixth rotating shafts 71, the two second driven rollers 70 and the two sixth rotating shafts 71 are respectively connected through two second belts 47, a second fixing plate 46 is fixedly arranged on each of the two second belts 47, a second electromagnet 55 is fixedly arranged between the two second fixing plates 46, a protective shell 56 is fixedly arranged at the upper end of each of the two second fixing plates 46, a working cavity 57 is arranged in the protective shell 56, an air compressor 58 is fixedly arranged on the inner wall of the upper side of the working cavity 57, an air pressure casing 59 is fixedly arranged at the lower end of the air compressor 58, a pressure cavity 60 is arranged in the air pressure casing 59, a piston 61 is arranged between the left inner wall and the right inner wall of the pressure cavity 60 in a sliding manner, a push block 62 is fixedly arranged at the lower end of the piston 61, the push block 62 penetrates through the inner wall of the lower side of the pressure cavity 60, a moving shell 63 is fixedly arranged at the upper end of the second electromagnet 55, the lower end face of the push block 62 is fixedly arranged at the upper end of the moving shell 63, a moving cavity 64 is arranged in the moving shell 63, a second power supply block 65 and a fixed box 73 are fixedly arranged on the inner wall of the upper side of the moving cavity 64, the fixed box 73 is positioned at the rear side of the second power supply block 65, a compression cavity 74 is arranged in the fixed box 73, a polishing wheel 76, a first spring 75 is fixedly arranged between the inner wall of the left side of the compression cavity 74 and the left end of the polishing wheel 76, a third conductive block 67 is fixedly arranged at the right end of the polishing wheel 76, a fourth conductive block 66 and a fifth conductive block 68 are fixedly arranged on the inner wall of the upper side of the motion cavity 64, the third conductive block 67 is arranged between the fourth conductive block 66 and the fifth conductive block 68 in a sliding manner, the second power supply block 65, the fourth conductive block 66, the fifth conductive block 68 and the second electromagnet 55 are connected through a second wire 69, one end of the second wire 69 is connected with the fourth conductive block 66, the other end of the second wire 69 is connected with the fifth conductive block 68, the pneumatic press 58 drives the piston 61 to slide, the piston 61 pushes the push block 62, and the push block 62 pushes the motion shell 63.

Beneficially, the clamping mechanism 90 further includes a fixed housing 17 fixedly disposed on the lower inner wall of the power-on cavity 54, a movable cavity 18 is disposed in the fixed housing 17, a first groove 83 is disposed on the upper inner wall of the movable cavity 18, a second slider 20 is slidably disposed on the lower inner wall of the movable cavity 18, a second groove 21 is disposed on the upper end of the second slider 20, a second spring 22 is fixedly disposed on the lower inner wall of the second groove 21, a push block 23 is fixedly disposed on the upper end of the second spring 22, the push block 23 is slidably disposed on the left and right inner walls of the second groove 21, a third spring 24 and a string 25 are fixedly disposed on the second slider 20 near the first electromagnet 15, the third spring 24 is fixedly disposed on the movable cavity 18 near the inner wall of the first electromagnet 15 near the first electromagnet 15, the string 25 penetrates through the movable cavity 18 near the inner wall of the first electromagnet 15, the other end of the string 25 is fixedly connected to the lower end of the rotating rod 32.

Advantageously, the conversion mechanism 92 further includes a push rod 72 fixedly disposed on an upper inner wall of the receiving chamber 11, and the push rod 72 is located between the two second driven rollers 70.

Beneficially, accomodate fixed two dogs 89 that are equipped with between chamber 11 front and back side inner wall, accomodate chamber 11 rear side inner wall fixed and be equipped with fourth motor 78, fourth motor 78 front end rotates and is equipped with seventh pivot 77, seventh pivot 77 is located two between the dog 89, the terminal surface rotates to set up before the seventh pivot 77 accomodates chamber 11 front side inner wall, the fixed polishing wheel 76 that is equipped with in the seventh pivot 77, the right side dog 89 with accomodate chamber 11 right side inner wall direct fixation and be equipped with transition pole 87, the right side dog 89 right-hand member is fixed and is equipped with deflector 88, deflector 88 is located transition pole 87 downside, the left side dog 89 left end is fixed and is equipped with water storage box 79, water storage box 79 left end is fixed and is equipped with water pump 80, water pump 80 left end is fixed and is equipped with shower nozzle 81.

In the initial state, the third spring 24 and the first spring 75 are in the normal state, and the second spring 22 is in the compressed state.

When the device is used, a metal block is placed at the upper end of the first electromagnet 15, the metal block presses the rotating rod 32, the rotating rod 32 pushes the first sliding block 33 through the push rod 31, the first sliding block 33 pushes the second conductive block 28 through the connecting rod 30, the second conductive block 28 and the first conductive block 27 are contacted and electrified, the first electromagnet 15 adsorbs the metal block, meanwhile, the rotating rod 32 pulls the second sliding block 20 through the string 25, the push block 23 compresses the second spring 22, the first motor 48 is started, the first motor 48 drives the first rotating shaft 50 to rotate, the first rotating shaft 50 drives the first driving roller 51 to rotate, the first driving roller 51 drives the first driven roller 13 through the first belt 19, the first belt 19 transmits the first fixing plate 16 to the upper side of the lifting mechanism 91, the second motor 35 is started, the second motor 35 drives the third rotating shaft 39 to rotate, the third rotating shaft 39 drives the sector gear 40 to rotate, the sector gear 40 drives the driven gear 37 to rotate through meshing with the driven gear 37, the driven gear 37 drives the shell 38 to rotate through meshing with the shell 38, when the shell 38 rotates, the rotating rod 32 is jacked up, the sector gear 40 drives the transmission gear 43 to rotate through meshing with the transmission gear 43, the transmission gear 43 drives the fourth rotating shaft 42 to rotate, the fourth rotating shaft 42 drives the sliding plate 44 to slide through threaded connection, the sliding plate 44 drives the pushing plate 45 to slide and jack up the metal block, the air compressor 58 is started, the air compressor 58 drives the piston 61 to slide, the piston 61 drives the pushing block 62 to slide, the pushing block 62 drives the moving shell 63 and the second electromagnet 55 to slide downwards, the second electromagnet 55 adsorbs the metal block, the moving shell 63 and the second electromagnet 55 slide upwards and reset, the third motor 49 is started, the third motor 49 drives the fifth rotating shaft 52 to rotate, the fifth rotating shaft 52 drives the second driving roller 53 to rotate, the second driving roller 53 drives the second driven roller 70 to rotate through the second belt 47, and the second belt 47 transmits the metal block to polish, then the ejector rod 72 pushes the third conductive block 67, the third conductive block 67 is disconnected with the fourth conductive block 66 and the fifth conductive block 68, the second electromagnet 55 loses magnetic force, and the metal block falls to the compression cavity 74 and is transmitted out.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a both sides polishing equipment to metal block, includes the organism, its characterized in that: a containing cavity is arranged in the machine body, a clamping mechanism is arranged in the containing cavity and comprises a first motor fixedly arranged on the inner wall of the front side of the containing cavity, a first rotating shaft is rotatably arranged at the rear end of the first motor, the rear end face of the first rotating shaft is rotatably arranged on the inner wall of the rear side of the containing cavity, two first driving rollers are fixedly arranged on the first rotating shaft, a second rotating shaft is rotatably arranged between the inner walls of the front side and the rear side of the containing cavity, two first driven rollers are fixedly arranged on the second rotating shaft, the two first driving rollers and the two first driven rollers are respectively connected through two first belts, first fixing plates are fixedly arranged on the two first belts, a first electromagnet is fixedly arranged between the two first fixing plates, and two working box bodies are fixedly arranged at the lower ends of the two first fixing plates by taking the first electromagnet as a central symmetry, the working box is internally provided with a power-on cavity, the power-on cavity is far away from the inner wall of the first electromagnet side and is fixedly provided with a first fixed plate, the inner wall of the upper side of the power-on cavity is fixedly provided with a first conductive block, a second conductive block and a supporting plate, the second conductive block is positioned between the first conductive block and the supporting plate, the lower end face of the second conductive block is fixedly provided with a fixed seat, the supporting plate is far away from the end of the first electromagnet and is provided with a first sliding block in a sliding manner, the first sliding block is connected with the fixed seat through a connecting rod, the working box body is close to the inner wall of the first electromagnet side and is provided with a rotating rod in a rotating manner, the rotating rod is far away from the upper end of the first electromagnet side and is fixedly provided with a push rod, the first fixed plate, the first conductive block, the first electromagnet and the second conductive, the other end of the first wire is connected with the second conductive block; a lifting mechanism is arranged in the containing cavity and comprises a bearing plate fixedly arranged on the inner wall of the front side and the rear side of the containing cavity, a second motor is fixedly arranged at the lower end of the bearing plate, a third rotating shaft is rotatably arranged at the upper end of the second motor and penetrates through the upper end surface and the lower end surface of the bearing plate, a sector gear is fixedly arranged on the third rotating shaft, the lower end surface of the sector gear is close to the upper end surface of the bearing plate, two fixing shafts are fixedly arranged at the upper end of the bearing plate in a bilateral symmetry manner by taking the third rotating shaft as the center, driven gears are respectively rotatably arranged on the two fixing shafts and are respectively meshed with the sector gear, two bottom cases are symmetrically arranged at the upper end of the bearing plate in a front-and-rear direction by taking the third rotating shaft as the center, a fourth rotating shaft is rotatably arranged between the two bottom cases and the bearing plate, and a transmission, the two transmission gears can be meshed with the sector gears, a sliding plate is arranged between the two bottom shells in a sliding mode, the two fourth rotating shafts penetrate through the sliding plate, the two fourth rotating shafts are connected with the sliding plate through threads inside the sliding plate, a push plate is fixedly arranged at the upper end of the sliding plate, a shell is rotatably arranged at the upper end of the bearing plate, and the inner side of the shell is meshed with the two driven gears; a conversion mechanism is arranged in the containing cavity and comprises a third motor fixedly arranged on the inner wall of the front side of the containing cavity, the third motor is positioned on the upper side of the first motor, a fifth rotating shaft is rotatably arranged at the rear end of the third motor, two second driving rollers are fixedly arranged on the fifth rotating shaft, sixth rotating shafts are rotatably arranged on the inner walls of the front side and the rear side of the containing cavity, two second driven rollers are fixedly arranged on the sixth rotating shafts and are respectively connected with the two sixth rotating shafts through two second belts, second fixing plates are fixedly arranged on the two second belts, a second electromagnet is fixedly arranged between the two second fixing plates, a protective shell is fixedly arranged at the upper ends of the two second fixing plates, a working cavity is arranged in the protective shell, an air compressor is fixedly arranged on the inner wall of the upper side of the working cavity, and a casing is fixedly arranged at the lower end of the air compressor, a pressure cavity is arranged in the air pressure shell, a piston is arranged between the inner walls of the left side and the right side of the pressure cavity in a sliding manner, a push block is fixedly arranged at the lower end of the piston and penetrates through the inner wall of the lower side of the pressure cavity, a moving shell is fixedly arranged at the upper end of the second electromagnet, the lower end face of the push block is fixedly arranged at the upper end of the moving shell, a moving cavity is arranged in the moving shell, a second power supply block and a fixed box are fixedly arranged on the inner wall of the upper side of the moving cavity, the fixed box is positioned at the rear side of the second power supply block, a compression cavity is arranged in the fixed box, a polishing wheel is arranged between the inner walls of the front side and the rear side of the compression cavity in a sliding manner and penetrates through the inner wall of the right side of the compression cavity, a first spring is fixedly arranged between the inner wall of the left side of the compression cavity and the left, the second power supply block is connected with the fourth conductive block through a second wire, one end of the second wire is connected with the fourth conductive block, and the other end of the second wire is connected with the fifth conductive block.

2. A two-side polishing apparatus for a metal block according to claim 1, wherein: fixture still includes the set casing that circular telegram chamber downside inner wall was fixed and is equipped with, be equipped with movable chamber in the set casing, activity chamber upside inner wall is equipped with first recess, activity chamber downside inner wall slides and is equipped with the second slider, second slider upper end is equipped with the second recess, the fixed second spring that is equipped with of second recess downside inner wall, the fixed ejector pad that is equipped with in second spring upper end, the ejector pad slides and sets up side inner wall about the second recess, the second slider is close to the fixed third spring and the string that is equipped with of first electro-magnet end, the third spring is close to first electro-magnet end is fixed to be set up movable chamber is close to first electro-magnet side inner wall, the string runs through movable chamber is close to first electro-magnet side inner wall, string other end fixed connection is in the dwang lower extreme.

3. A two-side polishing apparatus for a metal block according to claim 1, wherein: the conversion mechanism further comprises a push rod fixedly arranged on the inner wall of the upper side of the containing cavity, and the push rod is located between the two second driven rollers.

4. A two-side polishing apparatus for a metal block according to claim 1, wherein: accomodate fixed two dogs that are equipped with between chamber front and back side inner wall, accomodate the fixed fourth motor that is equipped with of chamber rear side inner wall, the fourth motor front end rotates and is equipped with the seventh pivot, the seventh pivot is located two between the dog, the terminal surface rotates to set up before the seventh pivot accomodates chamber front side inner wall, the fixed polishing wheel that is equipped with in the seventh pivot, the right side the dog with accomodate chamber right side inner wall snap-on and be equipped with the transition pole, the right side the dog right-hand member is fixed and is equipped with the deflector, the deflector is located the transition pole downside, left side the dog left end is fixed and is equipped with the water storage box, the water storage box left end is fixed and is equipped with the water pump, the water pump left end is.