CN211540529U - Multi-station high-precision small metal piece double-sided magnetorheological polishing machine - Google Patents
Multi-station high-precision small metal piece double-sided magnetorheological polishing machine Download PDFInfo
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- CN211540529U CN211540529U CN201922003870.5U CN201922003870U CN211540529U CN 211540529 U CN211540529 U CN 211540529U CN 201922003870 U CN201922003870 U CN 201922003870U CN 211540529 U CN211540529 U CN 211540529U
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Abstract
The utility model discloses a multi-station high-precision small metal piece double-sided magnetorheological polishing machine, which comprises a bottom plate, wherein one end of the bottom plate is provided with a polishing solution conveying mechanism, and a conveying mechanism and a polishing mechanism are arranged above the bottom plate; the polishing solution conveying mechanism comprises a liquid storage tank filled with magnetorheological fluid and a centrifugal pump, a liquid conveying pipe is connected to a water outlet of the centrifugal pump, and a water inlet pipe of the centrifugal pump is connected with the liquid storage tank; the conveying mechanism comprises two tension pulleys driven by an asynchronous motor, a conveying belt is arranged between the two tension pulleys, and a plurality of positioning grooves for clamping small metal pieces are uniformly arranged on the conveying belt at intervals; the polishing mechanism comprises a plurality of groups of spindle supports, two spindle supports form a group, and two spindles are rotatably connected between the two spindle supports of each group through bearings. The equipment can simultaneously carry out double-sided magnetorheological polishing on a plurality of objects to be polished, shortens the polishing time and improves the polishing work efficiency.
Description
Technical Field
The utility model discloses be applied to magnetic current and become the polishing field, specifically be a two-sided magnetic current of multistation high accuracy metal smallclothes becomes burnishing machine.
Background
At present, there are several types of polishing techniques for obtaining a high-precision processed surface, and the most representative polishing techniques include a float polishing method, a chemical polishing method, a particle beam polishing method, a plastic grinding method, an elastic emission processing method, and the like. The disadvantages of floating lapping and elastic shot machining are non-uniform material removal, difficulty in controlling the degree of polishing, and low polishing efficiency, and difficulty in achieving multi-station machining and double-side polishing of flat workpieces.
Magnetorheological polishing is an ultra-precision machining technology which is proposed by the former soviet union scientist KORDONSKI W and is firstly used for machining in 1974. The magnetorheological polishing is an application branch derived based on the rheological property of the magnetorheological fluid, polishing abrasive particles are added into the magnetorheological fluid, and under the action of a magnetic field, the magnetic particles are mixed with the abrasive particles to slide on the surface of a workpiece, so that the surface material of the workpiece is removed, and the polishing effect is achieved. However, the existing magnetorheological polishing has low efficiency of single polishing, and can not simultaneously carry out double-sided magnetorheological polishing on a plurality of objects to be polished.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a two-sided magnetic current becomes burnishing machine of multistation high accuracy metal smallclothes for equipment can carry out two-sided magnetic current to a plurality of polishing articles of treating simultaneously and become the polishing.
In order to solve the technical problem, the utility model discloses a multi-station high-precision small metal piece double-sided magnetorheological polishing machine, which comprises a bottom plate, wherein one end of the bottom plate is provided with a polishing solution conveying mechanism, and a conveying mechanism and a polishing mechanism are arranged above the bottom plate; the polishing solution conveying mechanism comprises a liquid storage tank filled with magnetorheological fluid and a centrifugal pump, a liquid conveying pipe is connected to a water outlet of the centrifugal pump, and a water inlet pipe of the centrifugal pump is connected with the liquid storage tank.
The conveying mechanism comprises two tensioning wheels driven by an asynchronous motor, a conveying belt is arranged between the two tensioning wheels, and a plurality of positioning grooves used for clamping small metal pieces are uniformly arranged on the conveying belt at intervals.
The polishing mechanism comprises a plurality of groups of spindle supports, the two spindle supports form a group, two spindles are rotatably connected between the two spindle supports of each group through bearings, the spindles are driven by a servo motor to rotate, polishing wheels are arranged on the spindles, the two polishing wheels of each group are respectively positioned above and below the object carrying surface of the conveyor belt, and the shortest distance between the two polishing wheels is equal to the thickness of a small metal part.
The number of the infusion tubes is two, the infusion tubes are evenly connected with liquid spraying heads at intervals, and the two infusion tubes are respectively positioned above and below the conveying belt object carrying surface.
The asynchronous motor drives the conveyor belt to rotate through the tensioning wheel so as to drive the small metal pieces clamped by the positioning grooves to circularly move between the polishing wheels, the servo motor drives the main shaft to rotate so as to drive the polishing wheels to rotate, the upper surface and the lower surface of the small metal pieces are polished, the magnetorheological fluid in the liquid storage tank is pumped into the liquid conveying pipe by the centrifugal pump in the process, and the magnetorheological fluid is sprayed out of the liquid spraying heads to the upper surface and the lower surface of the small metal pieces on the conveyor belt so as to be matched with the polishing wheels to carry out magnetorheological polishing.
Furthermore, one end of each of the two main shafts in each group of main shaft supports is connected with a belt pulley, a transmission belt is sleeved between the upper belt pulley and the lower belt pulley, an output shaft of the servo motor is connected with one of the belt pulleys, and the servo motor is matched with the transmission belt to drive the two groups of belt pulleys to rotate so as to drive the two groups of main shafts and the polishing wheels on the main shafts to rotate for polishing.
Furthermore, a filter screen is arranged in the liquid storage tank, and a water inlet pipe orifice of the centrifugal pump is positioned outside the filter screen.
Furthermore, the inner side wall of the positioning groove is vertically and symmetrically and rotatably connected with a screw rod, one end of the screw rod is fixedly connected with a rotary block, the upper wall and the lower wall of the positioning groove are respectively provided with a sliding groove, the screw rod is in threaded connection with a clamping screw block, and one end of the clamping screw block is in matched sliding connection with the sliding groove; the rotary block drives the screw to rotate, one end of the clamping screw block is located inside the sliding groove and is in sliding connection with the sliding groove, so that the clamping screw block can horizontally move on the screw when the screw rotates, and the small metal piece is extruded to one side to be clamped by being matched with the positioning groove.
Furthermore, the periphery of the bottom plate is welded with a box body wall, and the bottom plate inclines towards the liquid storage tank.
Furthermore, a splash-proof cover plate is movably connected to the wall of the box body.
Further, the thickness of the polishing wheel is larger than the length of the small metal piece.
Furthermore, the thickness of the small metal piece is greater than that of the positioning groove, and the upper surface and the lower surface of the small metal piece are located on the outer side of the positioning groove.
Furthermore, the number and the positions of the liquid spraying heads correspond to those of the polishing wheels.
The utility model adopts the above technical scheme, following beneficial effect has:
1. the equipment can simultaneously carry out double-sided magneto-rheological polishing on a plurality of objects to be polished by arranging the conveyor belt, the positioning groove, the polishing wheel and the polishing solution conveying mechanism, so that the polishing time is shortened, and the polishing working efficiency is improved;
2. the magnetorheological fluid can be recycled by arranging the inclined bottom plate, the liquid storage tank, the centrifugal pump and the filter screen, so that the using amount of the magnetorheological fluid is saved, and the polishing cost is reduced;
3. the box wall and the splash-proof cover plate are arranged to avoid the splashing of the magnetorheological fluid in the polishing process, so that the use amount of the magnetorheological fluid is saved, and the environmental sanitation is protected;
4. by arranging the belt pulley assembly, each servo motor can drive the two main shafts to rotate, so that the number of the servo motors required to be used is reduced, and the belt pulley assembly is more energy-saving and environment-friendly;
5. through setting up centre gripping locating component such as constant head tank for the device can treat the polishing thing and carry out the side direction centre gripping, can not exert an influence to the machined surface of polishing thing, has satisfied and has carried out the required clamping condition of two-sided polishing.
Drawings
The present invention will be described in further detail with reference to the following drawings and embodiments:
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a side view of the structure of the present invention;
FIG. 4 is a schematic view of the corresponding position of the liquid-jet head of the structure of the present invention;
fig. 5 is a schematic view of the clamping state of the small metal piece structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention will be combined to clearly and completely describe the technical solutions of the embodiments of the present invention.
As shown in fig. 1-5, the polishing machine comprises a bottom plate 1, a polishing solution conveying mechanism 2 is arranged at one end of the bottom plate 1, and a conveying mechanism 3 and a polishing mechanism 4 are arranged above the bottom plate 1; the polishing solution conveying mechanism 2 comprises a liquid storage tank 21 containing magnetorheological fluid and a centrifugal pump 22, a liquid conveying pipe 23 is connected to a water outlet of the centrifugal pump 22, and a water inlet pipe of the centrifugal pump 22 is connected with the liquid storage tank 21; the tank wall 5 is welded around the bottom plate 1, and the bottom plate 1 inclines towards the liquid storage tank 21. The tank wall 5 is movably connected with a splash-proof cover plate 6. The conveying mechanism 3 comprises two tension pulleys 32 driven by an asynchronous motor 31, a conveying belt 33 is arranged between the two tension pulleys 32, and a plurality of positioning grooves 34 for clamping small metal pieces 35 are uniformly arranged on the conveying belt 33 at intervals; the screw 341 is rotationally connected to the inner side wall of the positioning groove 34 in an up-down symmetrical manner, a rotary block 342 is fixedly connected to one end of the screw 341, sliding grooves 343 are formed in the upper and lower walls of the positioning groove 34, clamping screw blocks 344 are connected to the screw 341 in a threaded manner, and one end of each clamping screw block 344 is in sliding connection with the corresponding sliding groove 343 in a matched manner; the rotating rotary block 342 drives the screw 341 to rotate, and one end of the clamping screw 344 is located inside the sliding groove 343 and is slidably connected with the sliding groove 343, so that the clamping screw 344 horizontally moves on the screw 341 when the screw 341 rotates, and the small metal piece 35 is extruded to one side to be matched with the positioning groove 34 to extrude and clamp the small metal piece 35. The thickness of the small metal piece 35 is greater than that of the positioning groove 34, and the upper surface and the lower surface of the small metal piece 35 are located outside the positioning groove 34. The polishing mechanism 4 comprises a plurality of groups of spindle supports 42, the two spindle supports 42 form a group, two spindles 43 are rotatably connected between the two spindle supports 42 of each group through bearings, the spindles 43 are driven by a servo motor 41 to rotate, polishing wheels 44 are arranged on the spindles 43, the two polishing wheels 44 of each group are respectively positioned above and below the carrying surface of the conveyor belt 33, and the shortest distance between the two polishing wheels 44 is equal to the thickness of the small metal part 35; one end of two main shafts 43 in each group of main shaft brackets 42 is connected with a belt pulley 45, a transmission belt 46 is sleeved between the upper belt pulley 45 and the lower belt pulley 45, an output shaft of the servo motor 41 is connected with one belt pulley 45, and the servo motor 41 and the transmission belt 46 are matched to drive the two groups of belt pulleys 45 to rotate so as to drive the two groups of main shafts 43 and polishing wheels 44 on the main shafts to rotate for polishing operation. The thickness of the polishing wheel 44 is greater than the length of the metal piece 35. The number of the infusion tubes 23 is two, the infusion tubes 23 are evenly connected with the liquid spraying heads 231 at intervals, and the two infusion tubes 23 are respectively positioned above and below the object carrying surface of the conveyor belt 33; a filter screen 24 is arranged in the liquid storage tank 21, and a water inlet pipe orifice of the centrifugal pump 22 is positioned outside the filter screen 24. The number and position of the liquid ejecting heads 231 correspond to the polishing wheel 44. The asynchronous motor 31 drives the conveyor belt 33 to rotate through the tension wheel 32 so as to drive the small metal pieces 35 clamped by the positioning grooves 34 to circularly move among the polishing wheels 44, the servo motor 41 drives the main shaft to rotate so as to drive the polishing wheels 44 to rotate, the upper surface and the lower surface of the small metal pieces 35 are polished, the centrifugal pump 22 pumps the magnetorheological fluid in the liquid storage tank 21 into the liquid conveying pipe 23 in the process, and the magnetorheological fluid is sprayed out of the plurality of liquid spraying heads 231 to the upper surface and the lower surface of the small metal pieces 35 on the conveyor belt 33 so as to be matched with the polishing wheels 44 to carry out magnetorheological polishing.
When the magnetorheological fluid polishing device is used, a user firstly puts the small metal piece 35 into the positioning groove 34, rotates the rotary block 342 to drive the screw 341 to rotate so that the clamping screw block 344 with one end positioned in the sliding groove 343 transversely and horizontally moves on the screw 341, so that the small metal piece 35 is extruded towards one side to be matched with the positioning groove 34 to extrude and clamp the small metal piece 35, after clamping and fixing of a plurality of small metal pieces 35 are completed, the user starts the centrifugal pump 22 to pump the magnetorheological fluid in the liquid storage tank 21 into the liquid conveying pipe 23, and the magnetorheological fluid is sprayed out of the liquid spraying heads 231 to the upper surface and the lower surface of the small metal piece 35 on the conveying belt 33 to be matched with the polishing wheel 44 to perform polishing, the magnetorheological fluid after being used once falls on the bottom plate 1, due to the inclination of the bottom plate 1, the magnetorheological fluid flows back into the liquid storage tank 21 downwards to be filtered by the filter screen 24 to be used continuously, and simultaneously the user, so as to drive the two sets of spindles 43 and the polishing wheels 44 thereon to rotate to polish the small metal piece 35. Meanwhile, the asynchronous motor 31 drives the conveyor belt 33 to rotate through the tension wheel 32, so as to drive the small metal pieces 35 held by the positioning grooves 34 to circularly move among the polishing wheels 44, and the simultaneous polishing of multiple groups of small metal pieces 35 is carried out.
The above embodiments are the embodiments of the present invention, and for those skilled in the art, according to the teaching of the present invention, the equivalent changes, modifications, replacements and variations made by the claims of the present invention should all belong to the scope of the present invention without departing from the principle and spirit of the present invention.
Claims (9)
1. A multi-station high-precision small metal piece double-sided magnetorheological polishing machine comprises a bottom plate (1), wherein one end of the bottom plate (1) is provided with a polishing solution conveying mechanism (2), and a conveying mechanism (3) and a polishing mechanism (4) are arranged above the bottom plate (1); the polishing solution conveying mechanism (2) comprises a liquid storage tank (21) containing magnetorheological fluid and a centrifugal pump (22), a liquid conveying pipe (23) is connected to a water outlet of the centrifugal pump (22), and a water inlet pipe of the centrifugal pump (22) is connected with the liquid storage tank (21);
the method is characterized in that: the conveying mechanism (3) comprises two tension pulleys (32) driven by an asynchronous motor (31), a conveying belt (33) is arranged between the two tension pulleys (32), and a plurality of positioning grooves (34) for clamping small metal pieces (35) are uniformly arranged on the conveying belt (33) at intervals;
the polishing mechanism (4) comprises a plurality of groups of spindle supports (42), two spindle supports (42) form a group, two spindles (43) are rotatably connected between the two spindle supports (42) of each group through bearings, the spindles (43) are driven by a servo motor (41) to rotate, polishing wheels (44) are arranged on the spindles (43), the two polishing wheels (44) of each group are respectively positioned above and below the carrying surface of the conveyor belt (33), and the shortest distance between the two polishing wheels (44) is equal to the thickness of the small metal part (35);
the number of the infusion tubes (23) is two, the infusion tubes (23) are uniformly connected with liquid spraying heads (231) at intervals, and the two infusion tubes (23) are respectively positioned above and below the object carrying surface of the conveyor belt (33);
the asynchronous motor (31) drives the conveyor belt (33) to rotate through the tension wheel (32) so as to drive the small metal pieces (35) clamped by the positioning grooves (34) to circularly move between the polishing wheels (44), the servo motor (41) drives the main shaft to rotate so as to drive the polishing wheels (44) to rotate, the upper surface and the lower surface of each small metal piece (35) are polished, the centrifugal pump (22) pumps magnetorheological fluid in the liquid storage tank (21) into the liquid conveying pipe (23) in the process, and the magnetorheological fluid is sprayed out of the liquid spraying heads (231) to the upper surface and the lower surface of each small metal piece (35) on the conveyor belt (33) so as to be matched with the polishing wheels (44) to carry out magnetorheological polishing.
2. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 1, characterized in that: the polishing machine is characterized in that one ends of two main shafts (43) in each group of main shaft supports (42) are connected with belt pulleys (45), a transmission belt (46) is sleeved between the upper belt pulley and the lower belt pulley (45), an output shaft of a servo motor (41) is connected with one of the belt pulleys (45), and the servo motor (41) and the transmission belt (46) are matched to drive the two groups of belt pulleys (45) to rotate so as to drive the two groups of main shafts (43) and polishing wheels (44) on the main shafts to rotate for polishing operation.
3. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 1, characterized in that: a filter screen (24) is arranged in the liquid storage tank (21), and a water inlet pipe orifice of the centrifugal pump (22) is positioned on the outer side of the filter screen (24).
4. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 1, characterized in that: the inner side wall of the positioning groove (34) is vertically and symmetrically and rotatably connected with a screw rod (341), one end of the screw rod (341) is fixedly connected with a rotary block (342), the upper wall and the lower wall of the positioning groove (34) are respectively provided with a sliding groove (343), the screw rod (341) is respectively in threaded connection with a clamping screw block (344), and one end of the clamping screw block (344) is in matched sliding connection with the sliding groove (343); the rotating rotary block (342) drives the screw rod (341) to rotate, one end of the clamping screw block (344) is located inside the sliding groove (343) and is in sliding connection with the sliding groove, so that the clamping screw block (344) can horizontally move on the screw rod (341) when the screw rod (341) rotates, and the small metal piece (35) is extruded to one side to be matched with the positioning groove (34) to extrude and clamp the small metal piece (35).
5. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 1, characterized in that: the tank wall (5) is welded around the bottom plate (1), and the bottom plate (1) inclines towards the liquid storage tank (21).
6. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 5, characterized in that: the box body wall (5) is movably connected with a splash-proof cover plate (6).
7. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 1, characterized in that: the thickness of the polishing wheel (44) is larger than the length of the small metal piece (35).
8. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 1, characterized in that: the thickness of the small metal piece (35) is larger than that of the positioning groove (34), and the upper surface and the lower surface of the small metal piece (35) are located on the outer side of the positioning groove (34).
9. The multi-station high-precision small metal piece double-sided magnetorheological polishing machine according to claim 1, characterized in that: the number and the positions of the liquid spraying heads (231) correspond to those of the polishing wheels (44).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922003870.5U CN211540529U (en) | 2019-11-19 | 2019-11-19 | Multi-station high-precision small metal piece double-sided magnetorheological polishing machine |
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| CN201922003870.5U CN211540529U (en) | 2019-11-19 | 2019-11-19 | Multi-station high-precision small metal piece double-sided magnetorheological polishing machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022170697A1 (en) * | 2021-02-09 | 2022-08-18 | 华东理工大学 | Jet strengthening and polishing integrated apparatus and process |
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- 2019-11-19 CN CN201922003870.5U patent/CN211540529U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022170697A1 (en) * | 2021-02-09 | 2022-08-18 | 华东理工大学 | Jet strengthening and polishing integrated apparatus and process |
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