CN111496587B - Polishing machine for inner surface of stainless steel storage tank - Google Patents

Abstract

The invention discloses a polishing machine for the inner surface of a stainless steel storage tank, which comprises a case, a feed inlet arranged on the side wall of the case, a moving mechanism arranged on the case, a polishing mechanism arranged below the moving mechanism, a clamping mechanism arranged outside the polishing mechanism and a waste discharging mechanism arranged below the clamping mechanism, wherein the feed inlet is arranged on the side wall of the case; the polishing mechanism comprises a main rod, a first driving assembly arranged below the main rod, a first rotary disc driven by the first driving assembly to rotate, a ring-shaped piece arranged on the circumferential direction of the first rotary disc, convex teeth distributed on the inner wall of the ring-shaped piece at equal intervals along the circumferential direction of the inner circle of the ring-shaped piece, a plurality of drawing parts matched with the convex teeth and a water storage box arranged below the first rotary disc; the plurality of drawing parts are respectively distributed on the first rotating disc at equal intervals along different radial directions of the main rod. According to the invention, the polishing mechanism is arranged, so that the automatic polishing of the inner surface of the stainless steel storage tank is realized, the labor intensity of workers is greatly reduced, the inner surface of the stainless steel storage tank is uniformly polished, and the polishing effect is good.

Description

Polishing machine for inner surface of stainless steel storage tank

Technical Field

The invention belongs to the technical field of production and processing of stainless steel storage tanks, and particularly relates to a polishing machine for the inner surface of a stainless steel storage tank.

Background

When the inner surface of the existing stainless steel storage tank is polished, an operator needs to drill into the stainless steel storage tank, the polishing equipment is held by hands to polish the inner surface of the stainless steel storage tank, the polishing equipment is subjected to reverse acting force of the stainless steel storage tank on the polishing equipment when polishing the stainless steel storage tank, and the worker is the polishing equipment held by hands, so that the whole operation process consumes physical force; moreover, due to manual operation, the polishing frequency and the polishing degree of each area on the inner surface of the stainless steel storage tank are difficult to control, so that the polishing is uneven, and a better polishing effect is difficult to achieve.

Disclosure of Invention

The invention provides a polishing machine for the inner surface of a stainless steel storage tank, which can automatically polish in order to overcome the defects of the prior art.

A polishing machine for the inner surface of a stainless steel storage tank comprises a case, a feeding hole formed in the side wall of the case, a moving mechanism arranged on the case, a polishing mechanism arranged below the moving mechanism, a clamping mechanism arranged outside the polishing mechanism and a waste discharging mechanism arranged below the clamping mechanism; the polishing mechanism comprises a main rod, a first driving assembly arranged below the main rod, a first rotary disc driven by the first driving assembly to rotate, a ring-shaped piece arranged on the circumferential direction of the first rotary disc, convex teeth distributed on the inner wall of the ring-shaped piece at equal intervals along the circumferential direction of the inner circle of the ring-shaped piece, a plurality of drawing parts matched with the convex teeth and a water storage box arranged below the first rotary disc; the plurality of drawing parts are respectively distributed on the first rotating disc at equal intervals along different radial directions of the main rod.

The stainless steel storage tank is placed into the case from the feeding hole, the moving device drives the polishing mechanism to face downwards, meanwhile, the clamping mechanism is matched with the moving mechanism to clamp the stainless steel storage tank, the polishing mechanism polishes the inner wall of the stainless steel, and waste materials generated by polishing are discharged through the waste material discharge mechanism; when the polishing mechanism polishes, the main rod slowly moves downwards, meanwhile, the first driving assembly drives the first rotating disc to rotate, the first rotating disc drives the annular piece to rotate, the annular piece drives the convex teeth to rotate, and the convex teeth drive the plurality of pulling parts to pull back and forth; by arranging the grinding mechanism, the inner surface of the stainless steel storage tank is automatically polished under the driving of the moving device and the first driving assembly, so that the labor intensity of workers is greatly reduced, the inner surface of the stainless steel storage tank is more uniformly ground, and the polishing effect is good; through setting up the pull part, the motion trail of single pull part moving part is for doing the wave rotation around the mobile jib axle center, carries out scraping type to the polishing action of stainless steel storage tank internal surface, and the fixed scraping action of non-rotation length for the stainless steel storage tank internal surface convex part is polished, non-convex part is kept, and polishing effect is good.

The drawing part comprises a first gear meshed with the convex teeth, a first connecting rod connected with the first gear and the main rod, a second gear meshed with the first gear, a second rotary disc arranged on the second gear, a polishing assembly arranged on the side wall of the first rotary disc, a water outlet assembly arranged in the polishing assembly and a second connecting rod connected with the polishing assembly and the second rotary disc; the second gear is arranged on the first rotating disc.

The convex teeth rotate to drive the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives the second turntable to rotate, the second turntable drives the grinding assembly to grind the inner surface of the stainless steel storage tank through the second connecting rod, through the arrangement of the first gear, the first connecting rod, the second gear, the second turntable and the second connecting rod, the fact that one power source drives all grinding assemblies to grind is realized, the grinding times and the grinding frequency of all grinding assemblies are synchronous is guaranteed, the inner surface of the stainless steel storage tank is uniformly ground, and the polishing effect is good.

The polishing assembly comprises a fixed rod arranged on the side wall of the first rotary disc, a moving member sleeved outside the fixed rod, a moving cavity arranged in the moving member and a polishing head arranged on the side wall of one end of the moving member far away from the main rod; one end of the second connecting rod is eccentrically arranged on the second turntable, and the other end of the second connecting rod is movably connected to the moving piece; the fixed rod is far away from one end of the main rod and is provided with an annular convex part, and the shape of the movable cavity is matched with that of the annular convex part.

The second connecting rod is eccentrically arranged on the second turntable, so that when the second turntable rotates, the second connecting rod drives the moving piece to move back and forth along the length direction of the fixed rod to polish the inner surface of the stainless steel storage tank; through setting up removal chamber and annular convex part, the moving range to the moving member is injectd, prevent that the moving member from droing from the dead lever, equipment steady operation has been guaranteed, and simultaneously, annular convex part will move the chamber and separate into two parts, at the moving member round trip movement in-process, it changes to move the chamber volume that the chamber is close to the head part of polishing, lead to the pressure in the chamber also to change, the pressure of change is as the source power that goes out water assembly and go out water smoothly, it goes on in step with the play water process to have guaranteed to polish, thereby it cools down to last the head of polishing among the friction process, the life of extension head of polishing, go out the subassembly simultaneously and still can wash away the flying chips that produces among the polishing process, avoid flying chips to diffuse in the air, operating personnel's operational environment has been.

The water outlet assembly comprises a first water guide groove communicated with the movable cavity and the water storage box, a plurality of second water guide grooves communicated with the movable cavity and the outside, a first one-way valve arranged in the first water guide groove and a second one-way valve arranged in the second water guide groove; the first water chute is respectively arranged in the fixed rod and the first turntable; the plurality of second water guide grooves are distributed at equal intervals along the circumferential direction of the polishing head, are respectively arranged in the polishing head and the moving member and are obliquely arranged towards the center of the outer wall of the polishing head.

When the moving piece is close to the inner surface of the stainless steel storage tank, the volume of a chamber of the moving cavity close to the polishing head part is increased, the pressure in the chamber is reduced, and water enters the moving cavity from the water storage box through the first water chute to supplement the water; when the moving piece is far away from the inner surface of the stainless steel storage tank, the volume of a chamber of the moving cavity close to the polishing head part is reduced, the pressure in the chamber is increased, and water is sprayed outwards from the moving cavity through the second water guide grooves; the water outlet assembly is provided with the first one-way valve and the second one-way valve, so that the water flow direction is controlled, and the water outlet assembly can smoothly discharge water; through setting the second guiding gutter to the slope setting of court to the head outer wall center department of polishing, guaranteed that the hydroenergy that the play water subassembly came out can concentrate on polishing the just right stainless steel storage tank internal surface region of head, take away the piece that produces of polishing, the water of stainless steel storage tank internal surface rebound simultaneously can be just in time be beaten on polishing, gives the head cooling of polishing, has guaranteed that the hydroenergy that the play water subassembly came out can obtain maximum utilization, the water economy resource.

The moving mechanism comprises a second driving component arranged on the side wall of the case, a screw rod driven by the second driving component to rotate, an intermediate part which is rotatably sleeved in the middle of the screw rod and is matched with the screw rod in an anti-disengaging manner, two moving blocks arranged at two ends of the intermediate part, a first fixed disc arranged below the intermediate part, and a third connecting rod connecting the moving blocks and the first fixed disc; the left and right threads of the screw are arranged in reverse direction; the moving block is sleeved outside the screw rod; one end of the third connecting rod is movably connected with the moving block, and the other end of the third connecting rod is movably connected with the first fixed disc; the mobile jib is located first fixed disk below.

After the stainless steel storage tank is placed into the case, the second driving assembly is started, the second driving assembly drives the screw to rotate, the threads on the left side and the right side of the screw are arranged in a reverse direction, the two moving blocks tend to rotate under the driving of the screw, the rotating directions of the two moving blocks are opposite, but the two moving blocks are connected with the first fixed disc through the two third connecting rods, so that the two moving blocks cannot rotate in the opposite rotating directions, the two moving blocks are meshed with the threads on the screw under the rotating action of the screw and move towards the middle of the screw along the length direction of the screw, and the two moving blocks move towards each other to drive the first fixed disc to move downwards; through setting up moving mechanism, move down for grinding mechanism and provide power, guarantee the feasibility of equipment operation.

The clamping mechanism comprises a first fixing cylinder and a second fixing cylinder which are matched with the stainless steel storage tank to be polished in shape, two steel wire ropes which are respectively partially arranged in the first fixing cylinder in a penetrating manner and wound by one circle around the first fixing cylinder, a second fixing disc arranged below the intermediate piece, two fixing assemblies respectively arranged on two sides of the second fixing disc, a plurality of rotating grooves which are arranged on the first fixing disc at equal intervals along the circumferential direction of the main rod, and two L-shaped rods arranged on the first fixing disc; the first fixed cylinder is arranged above the second fixed cylinder; two ends of the steel wire rope penetrate out of the first fixing cylinder, penetrate through the intermediate piece and are fixed on the second fixing disc; the second fixed disc is provided with a disc body, two first grooves and two second grooves which are respectively and oppositely arranged on the side wall of the disc body, and a plurality of rotating blocks which are arranged at the bottom of the disc body at equal intervals along the circumferential direction of the main rod; the first open groove is a straight groove, and the second open groove is a V-shaped groove; the plurality of rotating grooves are formed between the two L-shaped rods, the side walls of the rotating grooves are obliquely arranged, and the rotating blocks are matched with the rotating grooves in shape; the fixing component comprises a fixed block arranged on the side wall of the case, a first elastic part connected with the fixed block and the side wall of the case, a first swinging part arranged above the fixed block, a second elastic part connected with the first swinging part and the side wall of the case, a third open groove arranged in the first swinging part, a stop block arranged in the third open groove, a third elastic part connected with the side wall of the third open groove close to one side of the second elastic part and the stop block, a second swinging part connected with the first swinging part and the movable block, a fourth open groove arranged in the middle of the third connecting rod, a rolling part arranged in the fourth open groove, a twisting part arranged at one end of the first swinging part close to the middle of the case, and a fourth elastic part connected with the twisting part and the first swinging part; one end of the first swinging piece is movably connected to the side wall of the case, and the other end of the first swinging piece is movably connected with the torsion piece; the rolling part is arranged below the first swinging part and comprises a first roller and a roller penetrating into the first roller, and two ends of the roller are respectively connected to two inner side walls of the third connecting rod; the shape of the side wall of the torsion piece close to one side of the second fixed disk is matched with that of the second fixed disk.

The initial positions of the two moving blocks are positioned at the left end and the right end of the screw rod, the included angle between the third connecting rod and the horizontal direction is at the minimum value in the whole movement process, the included angle between the first swinging piece and the horizontal direction is at the maximum value in the whole movement process, the extension length of the third elastic piece is at the maximum value in the whole movement process, the first fixed disc and the second fixed disc are connected together through an L-shaped rod, the height of the first fixed disc is at the maximum value in the whole movement process, and the first fixed cylinder is placed on the second fixed cylinder; the stainless steel storage tank is placed into a first fixing cylinder and a second fixing cylinder, a moving mechanism is started, a first fixing disc descends, the first fixing disc drives the second fixing disc to descend through an L-shaped rod, the two ends of a steel wire rope are pulled downwards by the second fixing disc, the middle part of the steel wire rope is sleeved in the first fixing cylinder, the first fixing cylinder ascends under the action of the steel wire rope and hoops the stainless steel storage tank tightly, in the descending process of the first fixing disc, a third connecting rod rotates downwards with a moving block as a center, an included angle between the third connecting rod and the horizontal direction is gradually enlarged, and a first swinging piece rotates downwards under the action of a second elastic piece and always abuts against a rolling piece; when the first fixing cylinder completes tightening, the first swinging piece is in a horizontal position, the shape of the side wall of the twisting piece, which is close to one side of the second fixing disc, is matched with that of the second fixing disc, the twisting piece twists the second fixing disc under the action of the fourth elastic piece, so that the second fixing disc is embedded into the twisting piece, after the second fixing disc is twisted, the L-shaped rod is over against the first open groove and is separated from the second fixing disc, the first fixing disc continues to move downwards to drive the polishing mechanism to move downwards, and the first swinging piece is kept in the horizontal position under the comprehensive action of the upward acting force of the fixing block and the first elastic piece and the downward acting force of the second swinging piece, so as to fix the second fixing disc; after polishing is finished, stopping the first driving assembly, changing the rotation direction of the second driving assembly, moving the two moving blocks towards the left end and the right end of the screw respectively to drive the first fixed disk to move upwards, enabling the L-shaped rod to pass through the first open slot when the first fixed disk passes through the second fixed disk, enabling the first fixed disk to move upwards for a small displacement continuously, enabling the rotating slot to touch the rotating block, enabling the rotating slot to be matched with the rotating block in shape and enabling the wall surface of the rotating slot to be an inclined surface, enabling the rotating slot to drive the rotating block to rotate in the ascending process, resetting the second fixed disk twisted by the twisting piece, enabling the rotating block to enter the rotating slot and be attached to the rotating slot, enabling the second open slot to push the twisting piece outwards in the twisting process of the second fixed disk due to the fact that the second open slot is V-shaped, enabling the L-shaped rod to be not opposite to the first open slot, and enabling the second fixed disk; the first fixed disc drives the second fixed disc to move upwards together, the part of the steel wire rope between the second fixed disc and the middle piece is shorter and shorter, the part of the steel wire rope between the middle piece and the first fixed cylinder is longer and longer, the stainless steel storage tank is loosened by the first fixed cylinder and falls on the second fixed cylinder gradually under the action of self gravity and the steel wire rope, and when the two moving blocks move to the left end and the right end of the screw respectively, the second driving assembly is stopped, and the stainless steel storage tank is taken out of the feeding hole; by arranging the clamping mechanism, the moving degree of the stainless steel tank body in the polishing process is reduced, repeated polishing of the same part or omission of the polished part is avoided, and the polishing effect is good; through cooperating clamping mechanism and moving mechanism, realize the self-holding to the stainless steel tank body before the polishing, loosen the automation of the stainless steel tank body after the polishing, improve equipment's degree of automation reduces workman's work content for every workman can operate simultaneously and supervise many burnishing machines, practices thrift the cost of hiring personnel of enterprise.

The waste discharging mechanism comprises a fixed plate arranged below the second fixed cylinder, a fifth open slot arranged in the middle of the fixed plate, a waste collecting chamber arranged below the fixed plate, a drainage connecting pipe arranged on the waste collecting chamber and an end cover arranged on the drainage connecting pipe; the drainage connecting pipe is communicated with the waste collecting chamber and the outside.

The scraps flushed by the water flow downwards onto the fixed plate through the stainless steel storage tank, flow into the waste collecting chamber through the fifth open groove, and are discharged through the water discharging connecting pipe, so that the waste is discharged.

Two wire protection assemblies are arranged on the side wall of the second fixed disc; the wire protecting assembly comprises a fixing piece, a second roller arranged on the side of the fixing piece and two fourth connecting rods respectively connected with the two side walls of the fixing piece and the second roller.

Through setting up the line protecting component, avoid first fixed disk to take place the scraping with wire rope at the removal in-process, cause wire rope wearing and tearing, prolong wire rope's life.

The first driving assembly comprises a first motor sleeve arranged below the main rod, a first motor arranged in the first motor sleeve and a first coupler connected with the first motor rotating rod and the first rotating disc; the second driving assembly comprises a fixer arranged on the side wall of the case, a second motor sleeve arranged on the fixer, a second motor arranged in the second motor sleeve and a second coupler connected with a rotating rod of the second motor and the screw rod.

Starting a first motor, wherein the first motor drives a first rotating disc to rotate through a first coupler; and a second motor is started, the second motor drives the screw rod to rotate through a second coupler, and the stability of the equipment is improved by arranging a first motor sleeve, a second motor sleeve, a first coupler and a second coupler.

In summary, the invention has the following advantages: through setting up grinding machanism, realize the automatic polishing of stainless steel storage tank internal surface, greatly reduced workman's intensity of labour, make stainless steel storage tank internal surface polish more evenly simultaneously, polishing effect is good.

Drawings

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

FIG. 2 is a schematic view of the stainless steel storage tank of the present invention with the stainless steel storage tank removed.

Fig. 3 is a schematic structural diagram of fig. 2 with the chassis removed.

Fig. 4 is a top view of the present invention.

Fig. 5 is a cross-sectional perspective view of fig. 4 taken along a-a.

Fig. 6 is an enlarged view of a portion a in fig. 5.

Fig. 7 is an enlarged view at B in fig. 3.

Fig. 8 is an enlarged view at C in fig. 5.

Fig. 9 is an enlarged view at D in fig. 3.

Fig. 10 is an enlarged view at E in fig. 5.

Fig. 11 is an enlarged view at F in fig. 3.

Fig. 12 is a perspective view showing the positional relationship between the rolling member and the third connecting rod in the present invention.

Fig. 13 is an enlarged view at G in fig. 12.

Fig. 14 is an enlarged view at H in fig. 3.

Fig. 15 is an enlarged view at I in fig. 3.

Fig. 16 is an enlarged view at J in fig. 3.

Fig. 17 is an enlarged view at K in fig. 1.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

As shown in fig. 1-17, a polishing machine for the inner surface of a stainless steel storage tank comprises a case 1, a feeding port 2, a moving mechanism 3, a polishing mechanism 4, a clamping mechanism 5 and a waste discharging mechanism 6;

the feed port 2 is arranged on the side wall of the case 1; the moving mechanism 3 is arranged on the case 1; the polishing mechanism 4 is arranged below the moving mechanism 3; the clamping mechanism 5 is arranged outside the polishing mechanism 4; the waste discharge mechanism 6 is provided below the clamping mechanism 5.

As shown in fig. 1 to 8, the grinding mechanism 4 includes a main rod 41, a first driving assembly 42, a first rotating disc 43, a ring member 44, a protruding tooth 45, a drawing member 46 and a water storage box 48; the first driving assembly 42 is arranged below the main rod 41; the first rotating disc 43 is driven by the first driving assembly 42 to rotate, and the first rotating disc is cylindrical; the ring member 44 is fixedly connected to the first rotating disk 43, and the outer diameter of the ring member 44 is equal to the outer diameter of the first rotating disk 43; the convex teeth 45 are fixedly connected to the inner wall of the annular piece 44 at equal intervals along the circumferential direction of the inner circle of the annular piece 44; the number of the drawing members 46 is multiple, specifically, 4, and the 4 drawing members 46 are respectively distributed on the first rotating disc 43 at equal intervals along different radial directions of the main rod 41; the water storage box 48 is screwed below the first rotary disc 43.

As shown in fig. 5-6, the first driving assembly 42 includes a first motor housing 421, a first motor 422, and a first coupling 423; the first motor cover 421 is fixedly connected below the main rod 41; the first motor 422 is installed in the first motor sleeve 421; the first coupling 423 is fixedly connected with the first motor 422 and the first rotary disc 43.

As shown in fig. 3-5 and 7-8, the drawing member 46 includes a first gear 461, a first connecting rod 462, a second gear 463, a second rotating disc 464, a grinding assembly 465, a water outlet assembly 466 and a second connecting rod 467; the first gear 461 is engaged with the convex teeth 45; one end of the first connecting rod 462 is coupled to the first gear 461, so that the first gear 461 can rotate around its own axis, and the other end of the first connecting rod 462 is fixedly connected to the main rod 41; the second gear 463 is axially connected to the first rotating disk 43, so that the second gear 463 can rotate around its axis, and the second gear 463 is meshed with the first gear 461; the second rotary disc 464 is fixedly connected to the second gear 463; the grinding component 465 is arranged on the side wall of the first rotating disc 43; the water outlet assembly 466 is disposed within the sanding assembly 465.

As shown in fig. 4-5 and 8, the polishing assembly 465 comprises a fixing rod 468, a moving member 469, a moving chamber 470 and a polishing head 471; the fixing rods 468 are fixedly connected to the side wall of the first rotating disc 43; the moving member 469 is sleeved outside the fixing rod 468 and can move along the length direction of the fixing rod 468; the moving cavity 470 is arranged in the moving part 469; the polishing head 471 is fixedly connected to a side wall of the moving member 469 far away from the main rod 41; one end of the second connecting rod 467 is eccentrically hinged on the second rotary disc 464, and the other end is hinged on the moving piece 469; the fixing rod 468 is provided with an annular protrusion 472 at one end away from the main rod 41, the moving cavity 470 is cylindrical, and the diameter of the longitudinal section of the moving cavity 470 is equal to the diameter of the outer ring of the longitudinal section of the annular protrusion 472; the polishing head 471 is a commercially available grinding wheel head.

As shown in fig. 3-5 and 7-8, the water outlet assembly 466 includes a first water chute 473, a second water chute 474, a first check valve 475 and a second check valve 476; the first water guide groove 473 is respectively provided in the fixing lever 468 and the first rotating disk 43, and the first water guide groove 473 communicates the movable chamber 470 with the water storage box 48; the number of the second water chutes 474 is multiple, specifically, 4, and the 4 second water chutes 474 are circumferentially and equally distributed along the polishing head 471; the second water guiding groove 474 is respectively arranged in the polishing head 471 and the moving member 469, and is obliquely arranged towards the center of the outer wall of the polishing head 471, the oblique angle is set to be 30 degrees, and the second water guiding groove 474 is communicated with the movable cavity 470 and the outside; the first check valve 475 is installed in the first water guide groove 473, and the control direction is that water flows only from the water storage box 48 to the movable chamber 470; the second check valve 476 is installed in the second water guide channel 474 to control the water flow to flow from the movable chamber 470 to the outside; the first check valve 475 and the second check valve 476 are commercially available check valves.

As shown in fig. 1-5 and 9, the moving mechanism 3 includes a second driving assembly 31, a screw 32, an intermediate member 33, a moving block 34, a first fixed plate 35, and a third connecting rod 36; the second driving assembly 31 is arranged on the side wall of the case 1; the left and right threads of the screw 32 are arranged in reverse direction; the middle part 33 is rotatably sleeved in the middle of the screw rod 32 and is in anti-disengagement fit with the screw rod 32, specifically, the anti-disengagement fit is realized by arranging an annular convex part on the inner side of the middle part 33 and arranging an annular concave part for embedding the convex part of the middle part 33 on the outer side of the middle part of the screw rod 32; 2 moving blocks 34 are arranged at two ends of the middle piece 33, and the moving blocks 34 are sleeved outside the screw rods 32; the first fixed disc 35 is arranged below the middle piece 33; one end of the third connecting rod 36 is hinged with the moving block 34, and the other end is hinged with the first fixed disc 35; the main rod 41 is fixedly connected below the first fixed disk 35.

As shown in fig. 3 and 9, the second driving assembly 31 includes a holder 314, a second motor sleeve 311, a second motor 312, and a second coupling 313; the fixer 314 is fixedly connected to the side wall of the case 1 and is a transverse plate; the second motor cover 311 is fixedly connected to the holder 314; the second motor 312 is installed in the second motor sleeve 311; the second coupling 313 is fixedly connected with the rotating rod of the second motor 312 and the screw 32; the first motor 422, the first coupling 423, the second motor 312, and the second coupling 313 are commercially available.

As shown in fig. 1-5 and 10-16, the clamping mechanism 5 includes a first fixed cylinder 51, a second fixed cylinder 52, a wire rope 53, a second fixed disc 54, a fixed assembly 55, a rotating groove 57, and an L-shaped rod 58; the inner walls of the first fixed cylinder 51 and the second fixed cylinder 52 are attached to the outer wall of a stainless steel storage tank to be polished, and the first fixed cylinder 51 is made of rubber; 2 steel wire ropes 53 are respectively partially arranged in the first fixed cylinder 51 in a penetrating manner and wound around the first fixed cylinder 51 for one circle, and two ends of each steel wire rope 53 penetrate out of the first fixed cylinder 51, penetrate through the intermediate piece 33 and are fixed on the second fixed disc 54; the second fixed disc 54 is arranged below the middle piece 33; 2 fixing assemblies 55 are respectively arranged at two sides of the second fixing disc 54; the rotating grooves 57 are formed in the first fixed disk 35 at equal intervals along the circumferential direction of the main rod 41; 2L-shaped rods 58 are fixedly connected to the first fixed disk 35; the first fixed cylinder 51 is arranged above the second fixed cylinder 52; the second fixed tray 54 has a tray body 541, a first slot 542, a second slot 543 and a rotating block 544; 2 first slots 542 are arranged on the side wall of the disc body 541, and the 2 first slots 542 are opposite; the number of the second slots 543 is 2, and the second slots 543 are arranged on the side wall of the tray body 541, and the 2 second slots 543 are opposite; the first slot 542 is a straight slot, and penetrates through the upper bottom surface and the lower bottom surface of the tray body 541; the second groove 543 is a V-shaped groove, extends from the upper bottom surface to the lower bottom surface, and has a distance of 2cm with the lower bottom surface; a plurality of, in particular 4, rotating blocks 544 are arranged, and are fixedly connected to the bottom of the disc body 541 at equal intervals along the circumferential direction of the main rod 41; a plurality of the rotating grooves 57, specifically 4, are arranged between the two L-shaped rods 58; the side wall of the rotating groove 57 is obliquely arranged, the oblique angle is 60 degrees, and the shape of the rotating block 544 is matched with that of the rotating groove 57, so that the rotating block 544 can be just embedded into the rotating groove 57.

As shown in fig. 3, 11-14, the fixing assembly 55 includes a fixing block 551, a first elastic member 552, a first swinging member 553, a second elastic member 554, a third opening 555, a stop 556, a third elastic member 557, a second swinging member 558, a fourth opening 559, a rolling member 560, a twisting member 561 and a fourth elastic member 562; the fixed block 551 is hinged on the side wall of the case 1, and the fixed block 551 is made of rubber; the first elastic element 552 is a torsion spring, one end of the first elastic element 552 is fixedly connected with the fixed block 551, and the other end of the first elastic element 552 is fixedly connected with the side wall of the chassis 1; the first swinging member 553 is arranged above the fixed block 551, one end of the first swinging member 553 is hinged on the side wall of the case 1, and the other end is hinged with the torsion member 561; the second elastic member 554 is a torsion spring, one end of the second elastic member 554 is fixedly connected to the first swinging member 553, and the other end is fixedly connected to the side wall of the chassis 1; the third opening 555 is opened in the first swinging member 553; the stopping block 556 is a square block, is embedded in the third opening 555, and can move along the length direction of the third opening 555; the third elastic member 557 is a spring, one end of the third elastic member 557 is fixedly connected with the side wall of the third opening 555, which is close to one side of the second elastic member 554, and the other end of the third elastic member 557 is fixedly connected with the resisting block 556; one end of the second swinging member 558 is embedded in the first swinging member 553, and can move along the length direction of the third slot 555, and the end is located at one side of the stopping block 556 far away from the third elastic member 557, and the other end is hinged to the moving block 34; the fourth slot 559 is opened in the middle of the third connecting rod 36; the rolling member 560 is installed in the fourth slot 559, and the rolling member 560 is disposed below the first swinging member 553; the rolling member 560 includes a first roller 563 and a rolling shaft 564, the rolling shaft 564 is inserted into the first roller 563, so that the first roller 563 can rotate, and two ends of the rolling shaft 564 are respectively fixedly connected to two inner side walls of the third connecting rod 36; the torsion element 561 is hinged to one end of the first swinging element 553 near the middle of the chassis 1; the fourth elastic element 562 is a torsion spring, one end of the fourth elastic element 562 is fixedly connected with the torsion element 561, and the other end is fixedly connected with the first swinging element 553; the shape of the side wall of the torsion element 561, which is close to one side of the second fixed disk 54, is matched with that of the second fixed disk 54, so that the torsion element 561 can clamp the second fixed disk 54 under the action of the fourth elastic element 562.

As shown in fig. 3 and 16, two wire protection assemblies 545 are disposed on the side walls of the second fixing plate 54; the wire protection assembly 545 comprises a fixing member 546, a second roller 547 and a fourth connecting rod 548; the fixing pieces 546 are fixedly connected to the side walls of the second fixing disc 54, and the second roller 547 is disposed on the lateral sides of the fixing pieces 546; the number of the fourth connecting rods 548 is 2, one end of the fourth connecting rod 548 is fixedly connected with the fixing member 546, and the other end of the fourth connecting rod 548 is coupled to the second roller 547, so that the second roller 5547 can rotate around its axis.

As shown in fig. 1-3 and 17, the waste discharging mechanism 6 includes a fixed plate 61, a fifth slot 62, a waste collecting chamber 63, a drain connecting pipe 64 and an end cover 65; the fixed plate 61 is fixedly connected to the rack, and the fixed plate 61 is arranged below the second fixed cylinder 52 and fixedly connected with the second fixed cylinder 52; the fifth open slot 62 is formed in the middle of the fixing plate 61; the waste collection chamber 63 is arranged below the fixed plate 61; the drain connection pipe 64 is installed on the side wall of the waste collection chamber 63; the end cover 65 is screwed on the drainage adapter 64; the drain connection 64 connects the waste collection chamber 63 to the outside, and the drain connection 64 is commercially available.

The specific working process is as follows: before polishing, the initial positions of the two moving blocks 34 are located at the left and right ends of the screw rod 32, at this time, the included angle between the third connecting rod 36 and the horizontal direction is at the minimum value in the whole moving process, the included angle between the first swinging member 553 and the horizontal direction is at the maximum value in the whole moving process, the extension length of the third elastic member 557 is at the maximum value in the whole moving process, the first fixed disc 35 and the second fixed disc 54 are connected together through the L-shaped rod 58, the height is at the maximum value in the whole moving process, and the first fixed cylinder 51 is placed on the second fixed cylinder 52.

The stainless steel storage tank is placed into the first fixed cylinder 51 and the second fixed cylinder 52, the second motor 312 is started, the second motor 312 drives the screw rod 32 to rotate through the second coupler 313, the two moving blocks 34 are meshed with threads on the screw rod 32 under the rotating action of the screw rod 32 and move towards the middle of the screw rod 32 along the length direction of the screw rod 32, and the two moving blocks 34 move towards each other to drive the first fixed disk 35 to move downwards; the first fixed disc 35 drives the second fixed disc 54 to descend through the L-shaped rod 58, the second fixed disc 54 pulls the two ends of the steel wire rope 53 downwards, and the first fixed cylinder 51 ascends under the action of the steel wire rope 53 and hoops the stainless steel storage tank tightly; during the descending process of the first fixed disk 35, the third connecting rod 36 rotates downwards around the moving block 34, the included angle between the third connecting rod and the horizontal direction gradually increases, and the first swinging member 553 rotates downwards under the action of the second elastic member 554 and is always abutted against the rolling member 560; when the first fixing cylinder 51 is tightened, the first swinging member 553 is in a horizontal position, because the shape of the side wall of the twisting member 561, which is close to one side of the second fixing disk 54, is matched with that of the second fixing disk 54, the twisting member 561 twists the second fixing disk 54 under the action of the fourth elastic member 562, so that the second fixing disk 54 is embedded into the twisting member 561, after the second fixing disk 54 is twisted, the L-shaped rod 58 directly faces the first open slot 542 and is separated from the second fixing disk 54, the first fixing disk 35 continues to move downwards to drive the grinding mechanism 4 to move downwards, and the first swinging member 553 is kept in a horizontal position under the combined action of the upward acting force of the fixing block 551 and the first elastic member 552 and the downward acting force of the second swinging member 558, so as to fix the second fixing disk 54; when the polishing mechanism 4 moves to the uppermost end of the stainless steel tank body, the first motor 422 is started, the first motor 422 drives the first rotary table 43 to rotate through the first coupling 423, the first rotary table 43 drives the ring piece 44 to rotate, the ring piece 44 drives the convex teeth 45 to rotate, the convex teeth 45 rotate to drive the first gear 461 to rotate, the first gear 461 drives the second gear 463 to rotate, the second gear 463 drives the second rotary table 464 to rotate, the second rotary table 464 drives the moving piece 469 to move back and forth in the length direction of the fixed rod 468 through the second connecting rod 467, and meanwhile, the moving piece 469 also rotates along with the first rotary table 43 to uniformly polish the inner surface of the stainless steel storage tank; during the grinding process, when the moving member 469 is close to the inner surface of the stainless steel storage tank, the volume of the chamber of the moving chamber 470 close to the grinding head 471 is increased, the pressure in the chamber is reduced, water enters the moving chamber 470 from the water storage box 48 through the first water guide groove 473 to supplement the water, when the moving member 469 is far away from the inner surface of the stainless steel storage tank, the volume of the chamber of the moving chamber 470 close to the grinding head 471 is reduced, the pressure in the chamber is increased, and the water is sprayed outwards from the moving chamber 470 through the plurality of second water guide grooves 474; the scraps flushed by the water flow downwards onto the fixed plate 61 through the stainless steel storage tank, flow into the waste collecting chamber 63 through the fifth open slot 62, and are discharged through the water discharge connecting pipe 64; after polishing is finished, the first motor 422 is stopped, the rotation direction of the second motor 312 is changed, the two moving blocks 34 move towards the left end and the right end of the screw rod 32 respectively to drive the first fixed disk 35 to move upwards, when the first fixed disk 35 passes through the second fixed disk 54, the L-shaped rod 58 penetrates through the first open slot 542, after the first fixed disk 35 continues to move upwards for a small displacement, the rotating groove 57 is touched with the rotating block 544, the rotating groove 57 drives the rotating block 544 to rotate in the ascending process to reset the second fixed disk 54 twisted by the twisting member 561, and the rotating block 544 enters the rotating groove 57 and is attached to the rotating groove 57; in the twisting process of the second fixing disc 54, the second groove 543 pushes the twisting piece 561 outwards, the L-shaped rod 58 is no longer opposite to the first groove 542, the second fixing disc 54 abuts against the inside of the L-shaped rod 58, and the first fixing disc 35 drives the second fixing disc 54 to move upwards together; in the process of moving the second fixed disc 54 upwards, the part of the steel wire rope 53 between the second fixed disc 54 and the intermediate part 33 is shorter and shorter, the part of the steel wire rope 53 between the intermediate part 33 and the first fixed cylinder 51 is longer and longer, the first fixed cylinder 51 loosens the stainless steel storage tank and falls on the second fixed cylinder 52 gradually under the action of the self gravity and the steel wire rope 53; when the two moving blocks 34 move to the left end and the right end of the screw 32, the second motor 312 is stopped, and the stainless steel storage tank is taken out.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. A polishing machine for the inner surface of a stainless steel storage tank comprises a case (1), a feeding hole (2) formed in the side wall of the case (1), a moving mechanism (3) arranged on the case (1), a polishing mechanism (4) arranged below the moving mechanism (3), a clamping mechanism (5) arranged outside the polishing mechanism (4) and a waste discharging mechanism (6) arranged below the clamping mechanism (5); the method is characterized in that: the grinding mechanism (4) comprises a main rod (41), a first driving assembly (42) arranged below the main rod (41), a first rotating disc (43) driven by the first driving assembly (42) to rotate, a ring-shaped piece (44) arranged on the circumferential direction of the first rotating disc (43), convex teeth (45) distributed on the inner wall of the ring-shaped piece (44) at equal intervals along the circumferential direction of the inner circle of the ring-shaped piece (44), a plurality of drawing parts (46) matched with the convex teeth (45) and a water storage box (48) arranged below the first rotating disc (43); the drawing parts (46) are respectively distributed on the first rotating disc (43) at equal intervals along different radial directions of the main rod (41);

the drawing part (46) comprises a first gear (461) meshed with the convex teeth (45), a first connecting rod (462) connected with the first gear (461) and the main rod (41), a second gear (463) meshed with the first gear (461), a second rotary disc (464) arranged on the second gear (463), a grinding assembly (465) arranged on the side wall of the first rotary disc (43), a water outlet assembly (466) arranged in the grinding assembly (465) and a second connecting rod (467) connected with the grinding assembly (465) and the second rotary disc (464); the second gear (463) is arranged on the first rotating disc (43);

the grinding assembly (465) comprises a fixed rod (468) arranged on the side wall of the first turntable (43), a moving member (469) sleeved outside the fixed rod (468), a moving cavity (470) arranged in the moving member (469), and a grinding head (471) arranged on the side wall of one end, far away from the main rod (41), of the moving member (469); one end of the second connecting rod (467) is eccentrically arranged on the second turntable (464), and the other end of the second connecting rod (467) is movably connected to the moving piece (469); the end, far away from the main rod (41), of the fixing rod (468) is provided with an annular convex part (472), and the shape of the moving cavity (470) is matched with that of the annular convex part (472);

the water outlet assembly (466) comprises a first water guide groove (473) for communicating the movable cavity (470) with the water storage box (48), a plurality of second water guide grooves (474) for communicating the movable cavity (470) with the outside, a first one-way valve (475) arranged in the first water guide groove (473), and a second one-way valve (476) arranged in the second water guide groove (474); the first water chute (473) is respectively arranged in the fixing rod (468) and the first rotating disc (43); the plurality of second water chutes (474) are circumferentially distributed at equal intervals along the polishing head (471), and the second water chutes (474) are respectively arranged in the polishing head (471) and the moving member (469) and are obliquely arranged towards the center of the outer wall of the polishing head (471);

the moving mechanism (3) comprises a second driving component (31) arranged on the side wall of the case (1), a screw (32) driven by the second driving component (31) to rotate, an intermediate part (33) rotatably sleeved in the middle of the screw (32) and matched with the screw (32) in a disengagement-proof manner, two moving blocks (34) arranged at two ends of the intermediate part (33), a first fixed disc (35) arranged below the intermediate part (33), and a third connecting rod (36) connecting the moving blocks (34) and the first fixed disc (35); the left and right threads of the screw rod (32) are arranged in reverse direction; the moving block (34) is sleeved outside the screw rod (32); one end of the third connecting rod (36) is movably connected with the moving block (34), and the other end of the third connecting rod is movably connected with the first fixed disc (35); the main rod (41) is arranged below the first fixed disk (35).

2. The stainless steel storage tank inner surface polishing machine of claim 1, wherein: the clamping mechanism (5) comprises a first fixing cylinder (51) and a second fixing cylinder (52) which are matched with the shape of the stainless steel storage tank to be polished, two steel wire ropes (53) which are partially arranged in the first fixing cylinder (51) in a penetrating mode and wound around the first fixing cylinder (51) for one circle respectively, a second fixing disc (54) arranged below the intermediate piece (33), two fixing assemblies (55) arranged on two sides of the second fixing disc (54) respectively, a plurality of rotating grooves (57) which are arranged on the first fixing disc (35) at equal intervals along the circumferential direction of the main rod (41), and two L-shaped rods (58) arranged on the first fixing disc (35); the first fixed cylinder (51) is arranged above the second fixed cylinder (52); two ends of the steel wire rope (53) penetrate out of the first fixing cylinder (51), penetrate through the middle piece (33) and are fixed on the second fixing disc (54); the second fixed disc (54) is provided with a disc body (541), two first open grooves (542) and two second open grooves (543) which are respectively and oppositely arranged on the side wall of the disc body (541), and a plurality of rotating blocks (544) which are arranged at the bottom of the disc body (541) at equal intervals along the circumferential direction of the main rod (41); the first open groove (542) is a straight groove, and the second open groove (543) is a V-shaped groove; a plurality of rotating grooves (57) are arranged between the two L-shaped rods (58), the side walls of the rotating grooves (57) are obliquely arranged, and the shape of the rotating block (544) is matched with that of the rotating grooves (57).

3. The stainless steel storage tank inner surface polishing machine of claim 2, wherein: the fixing component (55) comprises a fixing block (551) arranged on the side wall of the case (1), a first elastic piece (552) connected with the fixing block (551) and the side wall of the case (1), a first swinging piece (553) arranged above the fixing block (551), a second elastic piece (554) connected with the first swinging piece (553) and the side wall of the case (1), a third groove (555) arranged in the first swinging piece (553), a resisting block (556) arranged in the third groove (555), a third elastic piece (557) connected with the side wall of the third groove (555) close to one side of the second elastic piece (554) and the resisting block (556), a second swinging piece (558) connected with the first swinging piece (553) and the moving block (34), and a fourth groove (559) arranged in the middle of the third connecting rod (36), A rolling element (560) arranged in the fourth slot (559), a torsion element (561) arranged at one end of the first swinging element (553) close to the middle part of the case (1), and a fourth elastic element (562) connecting the torsion element (561) and the first swinging element (553); one end of the first swinging piece (553) is movably connected to the side wall of the case (1), and the other end of the first swinging piece is movably connected with the torsion piece (561); the rolling element (560) is arranged below the first swinging element (553), the rolling element (560) comprises a first roller (563) and a rolling shaft (564) penetrating into the first roller (563), and two ends of the rolling shaft (564) are respectively connected to two inner side walls of the third connecting rod (36); the shape of the side wall of the torsion piece (561) close to one side of the second fixed disc (54) is matched with that of the second fixed disc (54).

4. The stainless steel storage tank inner surface polishing machine of claim 2, wherein: the waste discharging mechanism (6) comprises a fixed plate (61) arranged below the second fixed cylinder (52), a fifth open slot (62) arranged in the middle of the fixed plate (61), a waste collecting chamber (63) arranged below the fixed plate (61), a drainage connecting pipe (64) arranged on the waste collecting chamber (63) and an end cover (65) arranged on the drainage connecting pipe (64); the drainage connecting pipe (64) is communicated with the waste material collecting chamber (63) and the outside.

5. The stainless steel storage tank inner surface polishing machine of claim 2, wherein: two wire protection assemblies (545) are arranged on the side wall of the second fixed disc (54); the wire protection assembly (545) comprises a fixing piece (546), a second roller (547) arranged on the side of the fixing piece (546), and two fourth connecting rods (548) respectively connecting two side walls of the fixing piece (546) and the second roller (547).

6. The stainless steel storage tank inner surface polishing machine of claim 1, wherein: the first driving assembly (42) comprises a first motor sleeve (421) arranged below the main rod (41), a first motor (422) arranged in the first motor sleeve (421) and a first coupling (423) for connecting a rotating rod of the first motor (422) with the first rotating disk (43); the second driving assembly (31) comprises a fixer (314) arranged on the side wall of the case (1), a second motor sleeve (311) arranged on the fixer (314), a second motor (312) arranged in the second motor sleeve (311) and a second coupler (313) connected with a rotating rod of the second motor (312) and the screw (32).

Images