CN116984559A - Manufacturing process of flywheel casting - Google Patents
Manufacturing process of flywheel casting Download PDFInfo
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- CN116984559A CN116984559A CN202310969405.5A CN202310969405A CN116984559A CN 116984559 A CN116984559 A CN 116984559A CN 202310969405 A CN202310969405 A CN 202310969405A CN 116984559 A CN116984559 A CN 116984559A
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- flywheel
- assembly
- polishing
- casting
- clamping
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- 238000005266 casting Methods 0.000 title claims abstract description 63
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000005498 polishing Methods 0.000 claims abstract description 85
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 12
- 244000035744 Hura crepitans Species 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 4
- 238000002844 melting Methods 0.000 claims abstract description 4
- 230000008018 melting Effects 0.000 claims abstract description 4
- 239000003110 molding sand Substances 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 41
- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/04—Handling or stripping castings or ingots
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/01—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor for combined grinding of surfaces of revolution and of adjacent plane surfaces on work
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a manufacturing process of flywheel castings, which comprises the following steps: step one, manufacturing molding sand, namely manufacturing a sand box required by flywheel casting; secondly, casting, namely performing melting treatment on the wheel casting raw material, and casting the melted flywheel casting raw material into the flywheel casting sand box obtained in the first step to obtain a cast flywheel; step three, taking out the cast flywheel obtained in the step two, and obtaining a cooled molded flywheel casting; step four, polishing, namely placing the flywheel casting obtained in the step three and formed by cooling into flywheel polishing equipment to obtain a polished flywheel casting; the invention relates to the technical field of flywheel castings. The manufacturing process of the flywheel casting solves the problems that one polishing mechanism corresponds to one clamping mechanism in polishing operation of the flywheel, and if polishing is to be realized on cast blanks of automobile flywheels with different specifications, the clamping mechanism is to be replaced, and the process is complicated.
Description
Technical Field
The invention relates to the technical field of flywheel castings, in particular to a manufacturing process of a flywheel casting.
Background
Flywheel (flywheel), a disc-shaped part with a large moment of inertia, which acts like a single energy store. For a four-stroke engine, work is done once every four piston strokes, i.e., only the work stroke, while the three strokes of exhaust, intake and compression consume work. Therefore, the torque output from the crankshaft is periodically changed, the rotational speed of the crankshaft is also unstable, and a flywheel is provided at the rear end of the crankshaft in order to improve the situation.
At present, the flywheel generally needs to undergo sand manufacturing, pouring operation, workpiece taking operation and polishing treatment in the manufacturing process, and finally a finished flywheel casting is obtained; the following problems exist in the polishing operation process of flywheel casting blanks: in the traditional polishing operation process, one polishing mechanism corresponds to one clamping mechanism, and if polishing is to be realized on cast blanks of automobile flywheels with different specifications, the clamping mechanism is required to be replaced, so that the process is complicated; and the existing polishing equipment can not automatically turn over the flywheel, when one surface of the flywheel is polished, the flywheel needs to be manually turned over, then the flywheel is polished, the automatic turning over of the flywheel can not be realized, and the manual turning over of the flywheel needs a certain operation time, so that the double-sided polishing efficiency of the flywheel by the polishing equipment is low.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a manufacturing process of a flywheel casting, and solves the technical problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme: a manufacturing process of flywheel castings comprises the following steps:
step one, manufacturing molding sand, namely manufacturing a sand box required by flywheel casting to obtain a flywheel casting sand box;
secondly, casting, namely performing melting treatment on the wheel casting raw material, and casting the melted flywheel casting raw material into the flywheel casting sand box obtained in the first step to obtain a cast flywheel;
step three, taking out the cast flywheel obtained in the step two, and waiting for cooling and forming to obtain a cooled and formed flywheel casting;
and fourthly, polishing, namely placing the flywheel casting obtained in the third step into flywheel polishing equipment, fixing the position of the flywheel through a positioning assembly and a clamping assembly, overturning the flywheel through a driving assembly, and polishing the surface and the side wall of the flywheel through a surface polishing assembly and a side wall polishing assembly to obtain the polished flywheel casting.
As the further preference of this technical scheme, the equipment of polishing includes workstation, two support frames, drive assembly, clamping assembly, lateral wall polishing assembly, locating component and the surface polishing assembly of recess are offered at the top, the workstation includes base, fixed plate and backup pad, backup pad fixed mounting is at the top of fixed plate, fixed plate fixed mounting is at the one end top of base, two support frames fixed mounting is in the left and right sides at workstation top, drive assembly sets up on right side support frame and workstation, clamping assembly sets up on the support frame, the lateral wall polishing assembly sets up on clamping assembly, the top of the workstation that locating component set up, the surface polishing assembly sets up in locating component's top, and installs in the backup pad.
As the further preference of this technical scheme, drive assembly includes servo motor at base right side top of fixed mounting, servo motor's output is provided with first belt pulley assembly and second belt pulley assembly through the shaft coupling, one side of first belt pulley assembly corresponds each other with clamping assembly's position, one side of second belt pulley assembly is provided with two-way screw thread lead screw, and two-way screw thread lead screw rotates the recess of installing at the workstation surface, two-way screw thread lead screw's outer wall both sides threaded connection has the slide, the top of slide articulates there is the connecting rod, the other end of connecting rod is articulated with positioning assembly's bottom.
As the further preference of this technical scheme, the clamping component includes two L type fixed plates of installing on the support frame that rotate, the inboard end fixed mounting of L type fixed plate has hydraulic cylinder, and one of them hydraulic cylinder's one end and step motor pass through first belt pulley subassembly transmission and are connected, hydraulic cylinder's output fixedly connected with clamp splice, two inside groove and two logical grooves have been seted up to the inboard end of clamp splice, two logical grooves are located the both ends of inside groove, inside groove inner wall rotation is connected with two centre gripping wheels, and the centre gripping wheel is located the both ends of clamp splice, and the rotation draw-in groove has been seted up on the surface of centre gripping wheel.
As the further preference of this technical scheme, the lateral wall subassembly of polishing is including rotating two pivots of installing on two L type fixed plates, and two pivots carry out the transmission through first drive assembly and connect, the bottom fixed mounting of pivot has driving motor, and driving motor fixed mounting is in L type fixed plate bottom, is located two on the L type fixed plate the top of pivot is all fixed mounting has the grinding wheel, the one end of grinding wheel runs through the groove and extends to in the inside groove, and two pivots that are located two L type fixed plates carry out the transmission through first drive wheel, second drive wheel and drive belt and are connected.
As the further preference of this technical scheme, locating component includes the disc, the bottom fixed mounting of disc has adjustment motor, adjustment motor's output extends to disc inner chamber and fixedly connected with gear, the outer wall meshing of gear is connected with three movable block, the surface sliding connection of movable block has the locating lever, locating lever fixed mounting is at the inner chamber of disc, the top threaded connection of movable block has the slider, the top of slider passes through bolt fixedly connected with L type movable block, the top rotation of L type movable block is connected with the locating wheel.
As the further preference of this technical scheme, the surface grinding subassembly includes fixed frame of fixed mounting in the backup pad, the top fixedly connected with motor of polishing of fixed frame, the bottom rotation of fixed frame is connected with dwang and guide bar, the vertical direction sliding connection in bottom of dwang has the telescopic link, the bottom fixedly connected with of telescopic link polishes the dish, the output of motor drives the dwang through the second drive assembly and rotates, the bottom fixed mounting of fixed frame has elevator motor, elevator motor's output drives the guide bar through third drive assembly and rotates, the bottom both sides fixed mounting of fixed frame has the slide rail, sliding connection has the regulating block on the slide rail, the one end and the guide bar threaded connection of regulating block, the other end and the telescopic link outer wall rotation of regulating block are connected.
Compared with the prior art, the method has the following beneficial effects:
through the locating component that sets up for three locating wheel and flywheel's hole contact, and then make three locating wheel be located the hole of flywheel and carry out the location processing to the flywheel, and then improved the stability of flywheel body when polishing, make the effect of polishing better, ensured the production quality of flywheel.
The driving motor is started to drive the rotating shaft to rotate, and the rotating shaft is matched with the first transmission assembly, the first transmission wheel, the second transmission wheel and the transmission belt to drive the rest grinding wheels to rotate, so that the side wall of the flywheel in the grinding wheel is subjected to grinding treatment, and the grinding efficiency is improved.
Through clamping assembly and locating component that set up, flywheel casting blank's clamping position and upset position are accurate controllable, solve flywheel casting blank and correspond a fixture in the operation of polishing, if need realize polishing to the automobile flywheel casting blank of different specifications, need change fixture, the comparatively loaded down with trivial details difficult problem of technology.
The flywheel casting blank is driven to overturn through the driving assembly matched with the clamping assembly, two sides of the flywheel are polished when the flywheel is polished, the flywheel is turned by using a machine, manual turning is not needed, the problem of intelligent polishing of the flywheel on one side is solved, time is saved, and efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a driving assembly according to the present invention;
FIG. 3 is a schematic view of a clamping assembly according to the present invention;
FIG. 4 is a schematic view of a sidewall grinding assembly of the present invention;
FIG. 5 is a schematic view of a positioning assembly according to the present invention;
fig. 6 is a schematic view of the structure of the surface grinding assembly of the present invention.
In the figure: 1. a work table; 2. a support frame; 3. a drive assembly; 4. a clamping assembly; 5. a sidewall grinding assembly; 6. a positioning assembly; 7. a surface grinding assembly; 11. a base; 12. a fixing plate; 13. a support plate; 31. a stepping motor; 32. a first pulley assembly; 33. a two-way threaded screw rod; 34. a second pulley assembly; 35. a slide; 36. a connecting rod; 41. an L-shaped fixing plate; 42. a hydraulic cylinder; 43. clamping blocks; 44. an inner tank; 45. a through groove; 46. a clamping wheel; 51. a rotating shaft; 52. a driving motor; 53. grinding wheel; 54. a first driving wheel; 55. a second driving wheel; 56. a transmission belt; 57. a first transmission assembly; 61. a disc; 62. adjusting a motor; 63. a gear; 64. a moving block; 65. a positioning rod; 66. a slide block; 67. an L-shaped moving block; 68. a positioning wheel; 71. a fixed frame; 72. polishing a motor; 73. a rotating lever; 74. a telescopic rod; 75. polishing the grinding disc; 76. a second transmission assembly; 77. a lifting motor; 78. a third transmission assembly; 79. a guide rod; 710. a slide rail; 711. and an adjusting block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: a manufacturing process of flywheel castings comprises the following steps:
step one, manufacturing molding sand, namely manufacturing a sand box required by flywheel casting to obtain a flywheel casting sand box;
secondly, casting, namely performing melting treatment on the wheel casting raw material, and casting the melted flywheel casting raw material into the flywheel casting sand box obtained in the first step to obtain a cast flywheel;
step three, taking out the cast flywheel obtained in the step two, and waiting for cooling and forming to obtain a cooled and formed flywheel casting;
step four, polishing, namely placing the flywheel casting obtained in the step three into flywheel polishing equipment, fixing the position of the flywheel through a positioning component 6 and a clamping component 4, overturning the flywheel through a driving component 3, and polishing the surface and the side wall of the flywheel through a surface polishing component 7 and a side wall polishing component 5 to obtain a polished flywheel casting;
as shown in fig. 1-6, the polishing apparatus includes a workbench 1 with a groove at the top, two supporting frames 2, a driving component 3, a clamping component 4, a side wall polishing component 5, a positioning component 6 and a surface polishing component 7, the workbench 1 includes a base 11, a fixing plate 12 and a supporting plate 13, the supporting plate 13 is fixedly installed at the top of the fixing plate 12, the fixing plate 12 is fixedly installed at one end top of the base 11, the two supporting frames 2 are fixedly installed at the left and right sides of the top of the workbench 1, the driving component 3 is arranged on the right supporting frame 2 and the workbench 1, the clamping component 4 is arranged on the supporting frames 2, the side wall polishing component 5 is arranged on the clamping component 4, the positioning component 6 is arranged at the top of the workbench 1, and the surface polishing component 7 is arranged above the positioning component 6 and is installed on the supporting plate 13.
As shown in fig. 2, the driving assembly 3 includes a servo motor fixedly installed at the top of the right side of the base 11, the output end of the servo motor is provided with a first belt pulley assembly 32 and a second belt pulley assembly 34 through a coupling, one side of the first belt pulley assembly 32 corresponds to the position of the clamping assembly 4, one side of the second belt pulley assembly 34 is provided with a bidirectional screw 33, the bidirectional screw 33 is rotatably installed in a groove on the surface of the workbench 1, two sides of the outer wall of the bidirectional screw 33 are in threaded connection with a sliding seat 35, the top of the sliding seat 35 is hinged with a connecting rod 36, the other end of the connecting rod 36 is hinged with the bottom of the positioning assembly 6, in the embodiment of the invention, the first belt pulley assembly 32 and the second belt pulley assembly 34 both comprise belts for driving the two belt pulleys, and the first belt pulley assembly 32 can drive the clamping assembly 4 to rotate on the support frame 2 through starting the stepping motor 31, so as to perform one hundred eighty degrees of turnover treatment on the clamped flywheel; meanwhile, when the second belt pulley assembly 34 drives the bidirectional threaded screw 33 to rotate, the two sliding seats 35 are driven to be close to or far away from each other, so that the positioning assembly 6 is driven to move upwards or downwards through the two connecting rods 36; the driving assembly 3 can drive the clamping assembly 4 to overturn and polish the flywheel, the overturning mechanism clamps the rotated flywheel and overturns the flywheel by utilizing gravitational potential energy of the flywheel, so that the manual operation time is reduced, the polishing efficiency of the flywheel is improved, the flywheel can be automatically rotated 180 degrees after the upper surface of the flywheel is polished, and the lower surface is further upwards, so that the lower surface is polished.
As shown in fig. 3, the clamping assembly 4 includes two L-shaped fixing plates 41 rotatably mounted on the support frame 2, the inner side ends of the L-shaped fixing plates 41 are fixedly provided with hydraulic cylinders 42, one end of one hydraulic cylinder 42 is in transmission connection with the stepping motor 31 through the first belt pulley assembly 32, the output end of the hydraulic cylinder 42 is fixedly connected with a clamping block 43, the inner side ends of the two clamping blocks 43 are provided with an inner groove 44 and two through grooves 45, the two through grooves 45 are positioned at two ends of the inner groove 44, the inner walls of the inner grooves 44 are rotatably connected with two 46, the surfaces of the 46 are provided with rotating clamping grooves, in the embodiment of the invention, the flywheel is placed in the clamping grooves between the four 46, the two clamping blocks 43 are driven to move mutually by starting the hydraulic cylinders 42, the clamping blocks 43 drive the 46 to clamp and fix the flywheel, so that the flywheel is prevented from sliding offset in the polishing process, and the stability of the flywheel body in polishing is improved.
As shown in fig. 4, the sidewall polishing assembly 5 includes two rotating shafts 51 rotatably mounted on two L-shaped fixing plates 41, and the two rotating shafts 51 are in transmission connection through a first transmission assembly 57, a driving motor 52 is fixedly mounted at the bottom of the rotating shafts 51, a polishing wheel 53 is fixedly mounted at the top of the two rotating shafts 51 on the L-shaped fixing plates 41, one end of the polishing wheel 53 penetrates through the groove 45 and extends into the inner groove 44, the two rotating shafts 51 on the two L-shaped fixing plates 41 are in transmission connection with a transmission belt 56 through a first transmission wheel 54 and a second transmission wheel 55, in the embodiment of the invention, the rotating shafts 51 are driven to rotate by starting the driving motor 52, and the rotating shafts 51 are matched with the first transmission assembly 57, the first transmission wheel 54, the second transmission wheel 55 and the transmission belt 56 to drive the remaining polishing wheels 53 to rotate, so that sidewalls of flywheels in the polishing wheels 53 are polished.
As shown in fig. 5, the positioning assembly 6 includes a disc 61, an adjusting motor 62 is fixedly installed at the bottom of the disc 61, an output end of the adjusting motor 62 extends to an inner cavity of the disc 61 and is fixedly connected with a gear 63, three moving blocks 64 are connected to an outer wall of the gear 63 in a meshed manner, a positioning rod 65 is slidably connected to the surface of the moving blocks 64, the positioning rod 65 is fixedly installed in the inner cavity of the disc 61, a sliding block 66 is connected to the top of the moving blocks 64 in a threaded manner, an L-shaped moving block 67 is fixedly connected to the top of the sliding block 66 through a bolt, a positioning wheel 68 is rotatably connected to the top of the L-shaped moving block 67, in the embodiment of the invention, the diameter of the three positioning wheels 68 is smaller than the diameter of an inner hole of the flywheel, the gear 63 is driven to rotate by opening the adjusting motor 62, the gear 63 drives the three meshed moving blocks 64 to slide on the positioning rod 65, and the sliding block 66 in threaded connection with the top is driven to slide on the disc 61 when the moving block 64, so that the three positioning wheels 68 can be driven to approach each other or separate from each other, so that the three positioning wheels 68 are positioned in the inner hole of the flywheel to perform positioning treatment, and the stability of the flywheel body during polishing is improved.
As shown in fig. 6, the surface polishing assembly 7 includes a fixed frame 71 fixedly installed on a supporting plate 13, a polishing motor 72 is fixedly connected to the top of the fixed frame 71, a rotating rod 73 and a guiding rod 79 are rotatably connected to the bottom end of the fixed frame 71, a telescopic rod 74 is slidably connected to the bottom of the rotating rod 73 in the vertical direction, a polishing disc 75 is fixedly connected to the bottom of the telescopic rod 74, an output end of the polishing motor 72 drives the rotating rod 73 to rotate through a second transmission assembly 76, a lifting motor 77 is fixedly installed at the bottom of the fixed frame 71, an output end of the lifting motor 77 drives the guiding rod 79 to rotate through a third transmission assembly 78, sliding rails 710 are fixedly installed on two sides of the bottom of the fixed frame 71, an adjusting block 711 is slidably connected to the sliding rails 710, one end of the adjusting block 711 is in threaded connection with the guiding rod 79, the other end of the adjusting block 711 is in rotational connection with the outer wall of the telescopic rod 74, in the embodiment of the invention, the lifting motor 77 drives the guiding rod 79 to rotate through the third transmission assembly 78, the guiding rod 79 is located on the sliding rail 710 to move up and down, the adjusting block 711 drives the telescopic rod 74 and the polishing disc 75 to move up and down through the third transmission assembly 78, the lifting motor 75 is located on the sliding rail 710, the lifting block 711 and the lifting motor 75 is located on the upper and down motor 75 to move the polishing disc 75 and the lifting motor to rotate down along the sliding rail 75 and the sliding rail 75 to rotate through the sliding rail 75, and the driving motor 72 to rotate and the rotating motor and the driving motor to rotate and the driving motor 72 to rotate.
Working principle of flywheel casting manufacturing process: placing the flywheel on the clamping assembly 4 and the positioning assembly 6, so that an inner hole of the flywheel is positioned at the positions of three positioning wheels 68, driving the gear 63 to rotate by starting the adjusting motor 62, driving the three meshed moving blocks 64 to slide on the positioning rods 65, and driving the sliding blocks 66 in threaded connection with the tops to slide on the discs 61 when the moving blocks 64 move, so that the three positioning wheels 68 can be driven to be mutually far away, the three positioning wheels 68 are contacted with the inner hole of the flywheel, and the three positioning wheels 68 are positioned in the inner hole of the flywheel to position the flywheel, so that the stability of the flywheel body during polishing is improved;
simultaneously, the hydraulic cylinder 42 is started to drive the two clamping blocks 43 to move mutually, the clamping blocks 43 drive 46 to clamp and fix the flywheel, the flywheel is prevented from sliding and shifting in the polishing process, the stability of the flywheel body in polishing is further improved, when the flywheel is clamped by 46, the side wall of the polishing wheel 53 is positioned in the inner groove 44, the side wall is correspondingly contacted with the outer side wall of the flywheel, the driving motor 52 is started to drive the rotating shaft 51 to rotate, the rotating shaft 51 is matched with the first transmission assembly 57, the first transmission wheel 54, the second transmission wheel 55 and the transmission belt 56 to drive the rest polishing wheels 53 to rotate, and the side wall of the flywheel in the polishing wheel 53 is polished;
then, by starting the lifting motor 77, the lifting motor 77 drives the guide rod 79 to rotate through the third transmission assembly 78, the guide rod 79 drives the adjusting block 711 to be located on the sliding rail 710 to move up and down, the adjusting block 711 drives the telescopic rod 74 and the polishing disc 75 to be located on the rotating rod 73 to move up and down, by starting the polishing motor 72, the polishing motor 72 drives the rotating rod 73 to rotate through the second transmission assembly 76, and the rotating rod 73 drives the telescopic rod 74 and the polishing disc 75 to rotate, so that the polishing disc 75 polishes the flywheel surface;
after the upper surface is polished, the surface polishing assembly 7 is restored to the initial position, the adjusting motor 62 is started to reversely rotate to drive the three positioning wheels 68 to be no longer fixed to the inner hole of the flywheel, and when the stepping motor 31 is started and the second belt pulley assembly 34 drives the two sliding seats 35 to be close to or far away from each other, the positioning assembly 6 is driven to move downwards through the two connecting rods 36; meanwhile, the first belt pulley assembly 32 is driven to drive the clamping assembly 4 to rotate on the support frame 2, so that the clamped flywheel is overturned for one hundred and eighty degrees, and then the lower surface of the flywheel is polished through the surface polishing assembly 7.
In the embodiment of the invention, the circuit and the electronic components are all related to the prior art, and the technical personnel in the invention can completely realize the circuit and the electronic components, and needless to say, the protection of the invention does not relate to the improvement of the internal structure and the method, and it is noted that standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the drawing, the specific connection modes of the parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, and the mechanical, part and equipment adopt conventional models in the prior art, so that the inventor does not detail the description here.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A manufacturing process of flywheel castings is characterized in that: the method comprises the following steps:
step one, manufacturing molding sand, namely manufacturing a sand box required by flywheel casting to obtain a flywheel casting sand box;
secondly, casting, namely performing melting treatment on the wheel casting raw material, and casting the melted flywheel casting raw material into the flywheel casting sand box obtained in the first step to obtain a cast flywheel;
step three, taking out the cast flywheel obtained in the step two, and waiting for cooling and forming to obtain a cooled and formed flywheel casting;
and fourthly, polishing, namely placing the flywheel casting obtained in the third step into flywheel polishing equipment, fixing the position of the flywheel through a positioning assembly (6) and a clamping assembly (4), overturning the flywheel through a driving assembly (3), and polishing the surface and the side wall of the flywheel through a surface polishing assembly (7) and a side wall polishing assembly (5) to obtain the polished flywheel casting.
2. A process for manufacturing a flywheel casting as defined in claim 1, wherein: the polishing equipment comprises a workbench (1) with a groove formed in the top, two supporting frames (2), a driving assembly (3), a clamping assembly (4), a side wall polishing assembly (5), a positioning assembly (6) and a surface polishing assembly (7), wherein the workbench (1) comprises a base (11), a fixing plate (12) and a supporting plate (13), the supporting plate (13) is fixedly arranged at the top of the fixing plate (12), the fixing plate (12) is fixedly arranged at the top of one end of the base (11), the two supporting frames (2) are fixedly arranged on the left side and the right side of the top of the workbench (1), the driving assembly (3) is arranged on the right supporting frame (2) and the workbench (1), the clamping assembly (4) is arranged on the supporting frame (2), the side wall polishing assembly (5) is arranged on the clamping assembly (4), and the top of the workbench (1) which is arranged by the positioning assembly (6) is arranged above the positioning assembly (6), and the surface polishing assembly (7) is arranged on the supporting plate (13).
3. A process for manufacturing a flywheel casting as defined in claim 2, wherein: the driving assembly (3) comprises a servo motor (31) fixedly mounted at the top of the right side of the base (11), a first belt pulley assembly (32) and a second belt pulley assembly (34) are arranged at the output end of the servo motor (31) through a coupler, one side of the first belt pulley assembly (32) corresponds to the position of the clamping assembly (4) mutually, a bidirectional threaded screw (33) is arranged on one side of the second belt pulley assembly (34), the bidirectional threaded screw (33) is rotatably mounted in a groove on the surface of the workbench (1), a sliding seat (35) is connected with two sides of the outer wall of the bidirectional threaded screw (33) in a threaded manner, a connecting rod (36) is hinged to the top of the sliding seat (35), and the other end of the connecting rod (36) is hinged to the bottom of the positioning assembly (6).
4. A process for manufacturing a flywheel casting as defined in claim 2, wherein: the clamping assembly (4) comprises two L-shaped fixing plates (41) which are rotatably arranged on the supporting frame (2), the inner side ends of the L-shaped fixing plates (41) are fixedly provided with hydraulic cylinders (42), one end of one hydraulic cylinder (42) is in transmission connection with a stepping motor (31) through a first belt pulley assembly (32), the output ends of the hydraulic cylinders (42) are fixedly connected with clamping blocks (43), two inner grooves (44) and two through grooves (45) are formed in the inner side ends of the clamping blocks (43), the two through grooves (45) are formed in the two ends of the inner grooves (44), two clamping wheels (46) are rotatably connected to the inner walls of the inner grooves (44), the clamping wheels (46) are located at the two ends of the clamping blocks (43), and rotating clamping grooves are formed in the surfaces of the clamping wheels (46).
5. The process for manufacturing a flywheel casting as defined in claim 4, wherein: the side wall polishing assembly (5) comprises two rotating shafts (51) which are rotatably arranged on two L-shaped fixing plates (41), the two rotating shafts (51) are in transmission connection through a first transmission assembly (57), a driving motor (52) is fixedly arranged at the bottom of each rotating shaft (51), the driving motor (52) is fixedly arranged at the bottom of each L-shaped fixing plate (41), polishing wheels (53) are fixedly arranged at the tops of the two rotating shafts (51) on the L-shaped fixing plates (41), one ends of the polishing wheels (53) penetrate through grooves (45) and extend into inner grooves (44), and the two rotating shafts (51) which are arranged on the two L-shaped fixing plates (41) are in transmission connection with a transmission belt (56) through a first transmission wheel (54) and a second transmission wheel (55).
6. A process for manufacturing a flywheel casting as defined in claim 2, wherein: the positioning assembly (6) comprises a disc (61), an adjusting motor (62) is fixedly arranged at the bottom of the disc (61), the output end of the adjusting motor (62) extends to the inner cavity of the disc (61) and is fixedly connected with a gear (63), three moving blocks (64) are connected to the outer wall of the gear (63) in a meshed mode, positioning rods (65) are connected to the surfaces of the moving blocks (64) in a sliding mode, the positioning rods (65) are fixedly arranged in the inner cavity of the disc (61), sliding blocks (66) are connected to the tops of the moving blocks (64) in a threaded mode, L-shaped moving blocks (67) are fixedly connected to the tops of the sliding blocks (66) through bolts, and positioning wheels (68) are connected to the tops of the L-shaped moving blocks (67) in a rotating mode.
7. A process for manufacturing a flywheel casting as defined in claim 2, wherein: the surface polishing assembly (7) comprises a fixed frame (71) fixedly mounted on a supporting plate (13), a polishing motor (72) is fixedly connected to the top of the fixed frame (71), a rotating rod (73) and a guide rod (79) are rotatably connected to the bottom of the fixed frame (71), a telescopic rod (74) is slidably connected to the bottom of the rotating rod (73) in the vertical direction, a polishing disc (75) is fixedly connected to the bottom of the telescopic rod (74), the output end of the polishing motor (72) drives the rotating rod (73) to rotate through a second transmission assembly (76), a lifting motor (77) is fixedly mounted at the bottom of the fixed frame (71), a guide rod (79) is driven to rotate through a third transmission assembly (78), sliding rails (710) are fixedly mounted on two sides of the bottom of the fixed frame (71), an adjusting block (711) is slidably connected to the sliding rails (710), and one end of the adjusting block (711) is in threaded connection with the guide rod (79), and the other end of the adjusting block (711) is in threaded connection with the outer wall of the telescopic rod (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310969405.5A CN116984559A (en) | 2023-08-03 | 2023-08-03 | Manufacturing process of flywheel casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310969405.5A CN116984559A (en) | 2023-08-03 | 2023-08-03 | Manufacturing process of flywheel casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116984559A true CN116984559A (en) | 2023-11-03 |
Family
ID=88533480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310969405.5A Pending CN116984559A (en) | 2023-08-03 | 2023-08-03 | Manufacturing process of flywheel casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116984559A (en) |
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2023
- 2023-08-03 CN CN202310969405.5A patent/CN116984559A/en active Pending
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