CN115106864A - Forming device for machining automobile bushing and using method thereof - Google Patents
Forming device for machining automobile bushing and using method thereof Download PDFInfo
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- CN115106864A CN115106864A CN202210613547.3A CN202210613547A CN115106864A CN 115106864 A CN115106864 A CN 115106864A CN 202210613547 A CN202210613547 A CN 202210613547A CN 115106864 A CN115106864 A CN 115106864A
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- 238000003754 machining Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000005498 polishing Methods 0.000 claims abstract description 50
- 238000000465 moulding Methods 0.000 claims description 8
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000003028 elevating effect Effects 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
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- 230000035939 shock Effects 0.000 description 1
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Classifications
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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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
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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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Abstract
The invention discloses a forming device for machining an automobile lining and a using method thereof, and relates to the technical field of automobile lining machining. When the three-jaw polishing machine is used, a workpiece is fixed through the three-jaw chuck, and the other end of the workpiece is polished through the combined operation of the first lifting device, the polishing device, the second lifting device, the clamping device and the rotating cylinder, so that the whole workpiece is polished with high precision; when the polishing disc descends to polish the workpiece, the workpiece extrudes the polishing disc to drive the sliding rod to slide along the inside of the sliding hole, and the excessive descending of the second motor is prevented through the arranged spring from causing excessive polishing on the top of the workpiece, so that the workpiece is protected.
Description
Technical Field
The invention relates to the technical field of automobile bushing processing, in particular to a forming device for automobile bushing processing and a using method thereof.
Background
The auto bushing is as the part of connecting between automobile body and the wheel in the car, play to the automobile body shock attenuation, steady effect, add man-hour to the auto bushing, all polish the auto bushing through the machine, but when examining the auto bushing, a small amount of auto bushing that detects out need the manual work to polish, because people's the operation of polishing can't accomplish the high accuracy, consequently will cause partial auto bushing to be unsatisfactory, cause the nonconforming of product, people's work efficiency has been improved greatly simultaneously, so a forming device and its use method are used in auto bushing processing has been designed here so that solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a forming device for machining an automobile bushing and a using method thereof, which can efficiently polish the automobile bushing, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the invention provides a forming device for processing an automobile lining, which comprises a base, wherein a three-jaw chuck is fixedly arranged at the top of the base, a workpiece is clamped in the middle of the three-jaw chuck, a first fixing frame is symmetrically and fixedly arranged at the top of the base, a first lifting device is fixedly arranged at the top of the first fixing frame, a polishing device is fixedly arranged at the moving end of the first lifting device, a second lifting device is fixedly arranged at the position, close to the first fixing frame, at the top of the base, a clamping device is fixedly arranged at the moving end of the second lifting device, the first lifting device comprises a first limiting column, the first fixing plate and the first limiting holes are symmetrically and fixedly provided with first limiting columns in the middle of the first fixing frame, the first fixing plate is slidably arranged on the outer sides of the four first limiting columns, the first limiting holes are formed in the positions, corresponding to the first limiting columns, of the first fixing plate, and the first limiting columns are slidably connected with the first limiting holes.
When having now polishing unqualified auto bush, all polish the auto bush through artifical handheld brush of polishing, cause some auto bush not conform to the requirements.
Preferably, the first lifting device further comprises a first screw and a first motor, the first screw is rotatably mounted in the middle of the first fixing frame through a bearing, first threaded holes are symmetrically formed in two ends of the first fixing plate, the first fixing plate is in threaded connection with the first screw through the first threaded holes, the first motor is fixedly mounted at the top of the first fixing frame, and the output end of the first motor penetrates through the first fixing frame and is fixedly connected with the first screw. The first fixing plate is driven to slide along the outer side of the first limiting column through the operation of the first motor, and the top of the workpiece is polished by the polishing disc.
Preferably, grinding device includes the slide opening, the slide bar, the connecting plate, the second motor, polish the dish and the spring, the slide opening has been seted up to the middle part symmetry of first fixed plate, the inside slidable mounting of slide opening has the slide bar, the bottom fixed mounting of two slide bars has the connecting plate, the top fixed mounting of connecting plate has the second motor, the output of second motor passes connecting plate fixed mounting and has polish the dish, the top cover of slide bar is equipped with the spring, the one end of spring and the top fixed connection of slide bar, the other end of spring and the top fixed connection of first fixed plate. When the grinding disc descends to grind the top of the workpiece, the workpiece extrudes the grinding disc to drive the sliding rod to slide along the inside of the sliding hole, and excessive grinding of the top of the workpiece caused by excessive descending of the second motor is prevented through the arranged spring.
Preferably, the grinding disc is matched with the joint position of the workpiece. Realize polishing the accurate of work piece.
Preferably, the second lifting device comprises a second fixing frame, second limit posts, a second fixing plate, second limit holes, second screws, a third motor and a rotating plate, the second fixing frame is symmetrically and fixedly arranged at the top of the base close to the first fixing frame, the second limit posts are symmetrically and fixedly arranged in the middle of the second fixing frame, the second fixing plate is slidably arranged at the outer sides of the two second limit posts, the second limiting holes are formed in the positions, corresponding to the second limit posts, of the second fixing plate, the second limit posts are slidably connected with the second limit holes, the second screw is rotatably arranged in the middle of the second fixing frame through bearings, second threaded holes are symmetrically formed in two ends of the second fixing plate, the second fixing plate is in threaded connection with the second screws through the second threaded holes, the third motor is fixedly arranged at the top of the second fixing frame, and the output end of the third motor passes through the second fixing frame and is fixedly connected with the second screws, and a rotating plate is rotatably arranged between the two second fixing plates through a shaft pin. The second fixing plate and the rotating plate are driven to slide along the second limiting column through the operation of the third motor, so that the workpiece is moved.
Preferably, the clamping device comprises a hydraulic rod and a clamping block, the hydraulic rod is symmetrically and fixedly mounted on two sides of the rotating plate, and the clamping block is fixedly mounted at the moving end of the hydraulic rod. The hydraulic rod drives the clamping block to move, so that the workpiece is fixed.
Preferably, the middle part of the second fixing plate is fixedly provided with a rotary cylinder, and the output end of the rotary cylinder is fixedly connected with the rotating plate. The rotating cylinder drives the rotating plate to rotate ninety degrees.
Preferably, the use method of the molding device for machining the automobile bushing includes the following steps:
a1, when the device is used, a workpiece is placed in the middle of the three-jaw chuck and is fixed by the three-jaw chuck;
a2, the first screw rod is driven to rotate through the operation of the first motor, the first fixing plate is driven to slide along the outer side of the first limiting column through the threaded connection of the first fixing plate and the first screw rod, the second motor is lowered, the polishing disc is driven to polish the top of the workpiece through the operation of the second motor, when the polishing disc is lowered to polish the top of the workpiece, the workpiece extrudes the polishing disc to drive the sliding rod to slide along the inside of the sliding hole, and excessive polishing of the top of the workpiece caused by excessive lowering of the second motor is prevented through the arranged spring;
a3, after the top of a workpiece is polished, the operation of a first motor drives a second motor to ascend, a hydraulic rod drives a clamping block to move, the workpiece is fixed, a three-jaw chuck is sent to fix the workpiece, then a third motor drives a second screw to rotate, a second fixing plate and a rotating plate are driven to slide along a second limiting column through threaded connection of the second fixing plate and the second screw, the workpiece is ascended, then the rotating plate is driven to rotate ninety degrees through the operation of a rotary cylinder, then the second screw is driven to rotate reversely through the operation of the third motor, the second fixing plate and the rotating plate are driven to slide along the second limiting column, the workpiece is descended, and then the workpiece is fixed through the three-jaw chuck;
a4, driving the first screw rod to rotate through the operation of the first motor, driving the first fixing plate to slide along the outer side of the first limiting column through the threaded connection of the first fixing plate and the first screw rod, so as to realize the descending of the second motor, and driving the polishing disc to polish the other end of the workpiece through the operation of the second motor, so as to realize the polishing of the whole workpiece;
a5, after the workpiece is integrally polished, resetting the device, and taking out the workpiece.
Compared with the prior art, the invention has the beneficial effects that:
when the polishing machine is used, a workpiece is fixed through the three-jaw chuck, the second motor is lowered through the operation of the first lifting device, the polishing disc is driven to polish the top of the workpiece finely through the operation of the second motor, and then the other end of the workpiece is polished through the combined operation of the first lifting device, the polishing device, the second lifting device, the clamping device and the rotating cylinder, so that the whole workpiece is polished with high precision;
when the polishing disc descends to polish the workpiece, the workpiece extrudes the polishing disc to drive the sliding rod to slide along the inside of the sliding hole, and the excessive descending of the second motor is prevented through the arranged spring from causing excessive polishing on the top of the workpiece, so that the workpiece is protected.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic illustration of an explosive structure according to the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a partial structural schematic diagram of the present invention.
In the figure: 1. a base; 2. a three-jaw chuck; 3. a workpiece; 4. a first fixing frame; 5. a first lifting device; 6. a polishing device; 7. a second lifting device; 8. a clamping device; 9. a rotating cylinder; 10. a foot seat; 51. a first limit post; 52. a first fixing plate; 53. a first limit hole; 54. a first screw; 55. a first motor; 61. a slide hole; 62. a slide bar; 63. a connecting plate; 64. a second motor; 65. grinding disc; 66. a spring; 71. a second fixing frame; 72. a second limit post; 73. a second fixing plate; 74. a second limiting hole; 75. a second screw; 76. a third motor; 77. a rotating plate; 81. a hydraulic lever; 82. and (4) clamping the block.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 4, the present embodiment provides a forming device for machining an automobile bushing, including a base 1, a three-jaw chuck 2 fixedly mounted on a top of the base 1, a workpiece 3 clamped in a middle of the three-jaw chuck 2, a first fixing frame 4 symmetrically and fixedly mounted on the top of the base 1, a first lifting device 5 fixedly mounted on the top of the first fixing frame 4, a polishing device 6 fixedly mounted on a moving end of the first lifting device 5, a second lifting device 7 fixedly mounted on a position of the top of the base 1 close to the first fixing frame 4, a clamping device 8 fixedly mounted on a moving end of the second lifting device 7, the first lifting device 5 including a first limiting column 51, a first fixing plate 52 and a first limiting hole 53, a first limiting column 51 symmetrically and fixedly mounted on a middle of the first fixing frame 4, and a first fixing plate 52 slidably mounted on outer sides of the four first limiting columns 51, the first fixing plate 52 is provided with a first limiting hole 53 at a position corresponding to the first limiting post 51, and the first limiting post 51 is slidably connected with the first limiting hole 53.
Referring to fig. 1 to 4, the first lifting device 5 further includes a first screw 54 and a first motor 55, the first screw 54 is rotatably installed in the middle of the first fixing frame 4 through a bearing, first threaded holes are symmetrically formed in two ends of the first fixing plate 52, the first fixing plate 52 is in threaded connection with the first screw 54 through the first threaded holes, the first motor 55 is fixedly installed on the top of the first fixing frame 4, and an output end of the first motor 55 penetrates through the first fixing frame 4 and is fixedly connected with the first screw 54. The first motor 55 is operated to drive the first screw 54 to rotate, and the first fixing plate 52 is driven to slide along the outer side of the first limiting column 51 through the threaded connection between the first fixing plate 52 and the first screw 54, so as to realize the descending of the second motor 64.
Referring to fig. 1 to 4, the polishing device 6 includes a sliding hole 61, a sliding rod 62, a connecting plate 63, a second motor 64, a polishing disc 65 and a spring 66, the sliding hole 61 is symmetrically formed in the middle of the first fixing plate 52, the sliding rod 62 is slidably mounted inside the sliding hole 61, the connecting plate 63 is fixedly mounted at the bottoms of the two sliding rods 62, the second motor 64 is fixedly mounted at the top of the connecting plate 63, the polishing disc 65 is fixedly mounted at the output end of the second motor 64 through the connecting plate 63, the spring 66 is sleeved at the top of the sliding rod 62, one end of the spring 66 is fixedly connected with the top of the sliding rod 62, and the other end of the spring 66 is fixedly connected with the top of the first fixing plate 52. The operation through second motor 64 will drive the top of polishing dish 65 to work piece 3 and polish, when polishing dish 65 descends and polishes the top of work piece 3, work piece 3 will extrude polishing dish 65, drive slide bar 62 and slide along the inside slip of slide opening 61, prevent through the spring 66 that sets up that the excessive decline of second motor 64 from causing excessive polishing to the top of work piece 3.
Referring to fig. 1 to 4, the grinding plate 65 is disposed in cooperation with the fitting position of the workpiece 3. Realize polishing workpiece 3's accuracy.
Referring to fig. 1 to 4, the second lifting device 7 includes a second fixing frame 71, a second position-limiting post 72, a second fixing plate 73, a second position-limiting hole 74, a second screw 75, a third motor 76 and a rotating plate 77, the second fixing frame 71 is symmetrically and fixedly installed at a position close to the first fixing frame 4 on the top of the base 1, the second position-limiting posts 72 are symmetrically and fixedly installed in the middle of the second fixing frame 71, the second fixing plate 73 is slidably installed at the outer sides of the two second position-limiting posts 72, the second position-limiting hole 74 is opened at a position of the second fixing plate 73 corresponding to the second position-limiting post 72, the second position-limiting post 72 is slidably connected with the second position-limiting hole 74, the second screw 75 is rotatably installed in the middle of the second fixing frame 71 through a bearing, the second threaded holes are symmetrically opened at two ends of the second fixing plate 73, the second fixing plate 73 is in threaded connection with the second screw 75 through the second threaded hole, the third motor 76 is fixedly installed at the top of the second fixing frame 71, the output end of the third motor 76 passes through the second fixing frame 71 and is fixedly connected with the second screw 75, and a rotating plate 77 is rotatably mounted between the two second fixing plates 73 through a shaft pin. After the top of the workpiece 3 is polished, the third motor 76 drives the second screw 75 to rotate, and the second fixing plate 73 and the rotating plate 77 are driven to slide along the second limiting column 72 through the threaded connection between the second fixing plate 73 and the second screw 75, so as to lift the workpiece 3.
Referring to fig. 1 to 4, the clamping device 8 includes a hydraulic rod 81 and a clamping block 82, the hydraulic rod 81 is symmetrically and fixedly installed on both sides of the rotating plate 77, and the clamping block 82 is fixedly installed on the moving end of the hydraulic rod 81. The hydraulic rod 81 drives the clamping block 82 to move, so that the workpiece 3 is fixed.
Referring to fig. 1 to 4, a rotary cylinder 9 is fixedly installed in the middle of the second fixing plate 73, and an output end of the rotary cylinder 9 is fixedly connected to the rotating plate 77. The operation of the rotary cylinder 9 will rotate the rotating plate 77 ninety degrees.
This scheme still includes a forming device's for automobile bushing processing use application method, includes:
a1, when the device is used, a workpiece 3 is placed in the middle of the three-jaw chuck 2, and the workpiece 3 is fixed through the three-jaw chuck 2;
a2, the first screw 54 is driven to rotate through the operation of the first motor 55, the first fixing plate 52 is driven to slide along the outer side of the first limiting column 51 through the threaded connection of the first fixing plate 52 and the first screw 54, the second motor 64 is lowered, the polishing disc 65 is driven to polish the top of the workpiece 3 through the operation of the second motor 64, when the polishing disc 65 is lowered to polish the top of the workpiece 3, the workpiece 3 extrudes the polishing disc 65 to drive the sliding rod 62 to slide along the inside of the sliding hole 61, and the excessive lowering of the second motor 64 is prevented by the arranged spring 66 from excessively polishing the top of the workpiece 3;
a3, after the top of a workpiece 3 is polished, the operation of the first motor 55 drives the second motor 64 to ascend, the hydraulic rod 81 drives the clamping block 82 to move, so that the workpiece 3 is fixed, the three-jaw chuck 2 is sent to fix the workpiece 3, the operation of the third motor 76 drives the second screw 75 to rotate, the threaded connection between the second fixing plate 73 and the second screw 75 drives the second fixing plate 73 and the rotating plate 77 to slide along the second limiting column 72, so that the workpiece 3 ascends, the operation of the rotary cylinder 9 drives the rotating plate 77 to rotate ninety degrees, the operation of the third motor 76 drives the second screw 75 to reversely rotate, the second fixing plate 73 and the rotating plate 77 are driven to slide along the second limiting column 72, so that the workpiece 3 descends, and the three-jaw chuck 2 fixes the workpiece 3;
a4, the first screw 54 is driven to rotate through the operation of the first motor 55, the first fixing plate 52 is driven to slide along the outer side of the first limiting column 51 through the threaded connection between the first fixing plate 52 and the first screw 54, so that the second motor 64 is lowered, the polishing disc 65 is driven to polish the other end of the workpiece 3 through the operation of the second motor 64, and the whole workpiece 3 is polished;
a5, after the workpiece 3 is integrally polished, the device is reset, and people can take out the workpiece 3.
Example two
Please refer to fig. 1, which is a further improvement based on embodiment 1:
the bottom of the base 1 is symmetrically and fixedly provided with foot seats 10. The stability of placing base 1 is achieved.
When the device is used, a workpiece 3 is placed in the middle of the three-jaw chuck 2, the workpiece 3 is fixed through the three-jaw chuck 2, the first screw 54 is driven to rotate through the operation of the first motor 55, the first fixing plate 52 is driven to slide along the outer side of the first limiting column 51 through the threaded connection between the first fixing plate 52 and the first screw 54, the descending of the second motor 64 is realized, the polishing disc 65 is driven to polish the top of the workpiece 3 through the operation of the second motor 64, when the polishing disc 65 descends to polish the top of the workpiece 3, the workpiece 3 extrudes the polishing disc 65 to drive the sliding rod 62 to slide along the inside of the sliding hole 61, the excessive descending of the second motor 64 is prevented through the arranged spring 66 to cause excessive polishing on the top of the workpiece 3, after the top of the workpiece 3 is polished, the operation of the first motor 55 is used to drive the ascending of the second motor 64, the hydraulic rod 81 drives the clamping block 82 to move, so that the workpiece 3 is fixed, the three-jaw chuck 2 is sent to fix the workpiece 3, then the second screw 75 is driven to rotate through the operation of the third motor 76, the second fixing plate 73 and the rotating plate 77 are driven to slide along the second limiting column 72 through the threaded connection between the second fixing plate 73 and the second screw 75, so that the workpiece 3 is lifted, then the rotating plate 77 is driven to rotate ninety degrees through the operation of the rotary cylinder 9, then the second screw 75 is driven to rotate in the reverse direction through the operation of the third motor 76, the second fixing plate 73 and the rotating plate 77 are driven to slide along the second limiting column 72, so that the workpiece 3 is lowered, then the workpiece 3 is fixed through the three-jaw chuck 2, the first screw 54 is driven to rotate through the operation of the first motor 55, and the first fixing plate 52 is driven to slide along the outer side of the first limiting column 51 through the threaded connection between the first fixing plate 52 and the first screw 54, the realization is to the decline of second motor 64, and the function through second motor 64 will drive the other end of polishing dish 65 to work piece 3 and polish, realizes polishing the work piece 3 is whole, is carrying out whole back of polishing to work piece 3, resets the device, and people take out work piece 3 can.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The forming device for machining the automobile bushing comprises a base (1), wherein a three-jaw chuck (2) is fixedly mounted at the top of the base (1), a workpiece (3) is clamped at the middle part of the three-jaw chuck (2), and the forming device is characterized in that a first fixing frame (4) is symmetrically and fixedly mounted at the top of the base (1), a first lifting device (5) is fixedly mounted at the top of the first fixing frame (4), a grinding device (6) is fixedly mounted at the moving end of the first lifting device (5), a second lifting device (7) is fixedly mounted at the position, close to the first fixing frame (4), at the top of the base (1), a clamping device (8) is fixedly mounted at the moving end of the second lifting device (7), the first lifting device (5) comprises a first limiting column (51), a first fixing plate (52) and a first limiting hole (53), the middle of first mount (4) is symmetrical fixed mounting and is had first spacing post (51), four the outside slidable mounting of first spacing post (51) has first fixed plate (52), first spacing hole (53) have been seted up to first fixed plate (52) position that corresponds first spacing post (51), first spacing post (51) and first spacing hole (53) sliding connection.
2. The molding apparatus for machining an automobile bushing according to claim 1, wherein: first elevating gear (5) still include first screw rod (54) and first motor (55), first screw rod (54) are installed through bearing rotation in the middle part of first mount (4), first screw hole has been seted up to the both ends symmetry of first fixed plate (52), first fixed plate (52) are through first screw hole and first screw rod (54) threaded connection, the top fixed mounting of first mount (4) has first motor (55), first mount (4) and first screw rod (54) fixed connection are passed to the output of first motor (55).
3. The molding apparatus for machining an automobile bushing according to claim 2, wherein: grinding device (6) include slide opening (61), slide bar (62), connecting plate (63), second motor (64), polish dish (65) and spring (66), slide opening (61) have been seted up to the middle part symmetry of first fixed plate (52), the inside slidable mounting of slide opening (61) has slide bar (62), two the bottom fixed mounting of slide bar (62) has connecting plate (63), the top fixed mounting of connecting plate (63) has second motor (64), the output of second motor (64) passes connecting plate (63) fixed mounting and has polish dish (65), the top cover of slide bar (62) is equipped with spring (66), the one end of spring (66) and the top fixed connection of slide bar (62), the other end of spring (66) and the top fixed connection of first fixed plate (52).
4. The molding apparatus for machining an automobile bushing according to claim 3, wherein: the grinding disc (65) is matched with the joint position of the workpiece (3).
5. The molding apparatus for machining an automobile bushing according to claim 1, wherein: the second lifting device (7) comprises a second fixing frame (71), second limiting columns (72), a second fixing plate (73), second limiting holes (74), a second screw (75), a third motor (76) and a rotating plate (77), the second fixing frame (71) is symmetrically and fixedly installed at the top of the base (1) close to the first fixing frame (4), the second limiting columns (72) are symmetrically and fixedly installed in the middle of the second fixing frame (71), the second fixing plate (73) is slidably installed at the outer sides of the two second limiting columns (72), the second limiting holes (74) are formed in the positions, corresponding to the second limiting columns (72), of the second fixing plate (73), the second limiting columns (72) are slidably connected with the second limiting holes (74), and the second screw (75) is rotatably installed in the middle of the second fixing frame (71) through bearings, second screw hole has been seted up to the both ends symmetry of second fixed plate (73), second fixed plate (73) are through second screw hole and second screw rod (75) threaded connection, the top fixed mounting of second mount (71) has third motor (76), the output of third motor (76) passes second mount (71) and second screw rod (75) fixed connection, two install rotor plate (77) through the pivot rotation between second fixed plate (73).
6. The molding apparatus for machining an automobile bushing according to claim 5, wherein: clamping device (8) include hydraulic stem (81) and grip block (82), the bilateral symmetry fixed mounting of rotor plate (77) has hydraulic stem (81), the removal end fixed mounting of hydraulic stem (81) has grip block (82).
7. The molding apparatus for machining an automobile bushing according to claim 5, wherein: and a rotary cylinder (9) is fixedly arranged in the middle of the second fixing plate (73), and the output end of the rotary cylinder (9) is fixedly connected with the rotating plate (77).
8. The use method of the molding device for machining the automobile bushing according to claim 1 is characterized by comprising the following steps:
a1, when the device is used, a workpiece (3) is placed in the middle of the three-jaw chuck (2), and the workpiece (3) is fixed through the three-jaw chuck (2);
a2, the first screw rod (54) is driven to rotate through the operation of the first motor (55), the first fixing plate (52) is driven to slide along the outer side of the first limiting column (51) through the threaded connection of the first fixing plate (52) and the first screw rod (54), the descending of the second motor (64) is realized, the polishing disc (65) is driven to polish the top of the workpiece (3) through the operation of the second motor (64), when the polishing disc (65) descends to polish the top of the workpiece (3), the workpiece (3) extrudes the polishing disc (65), the sliding rod (62) is driven to slide along the inside of the sliding hole (61), and the excessive descending of the second motor (64) is prevented through the arranged spring (66) from causing excessive polishing on the top of the workpiece (3);
a3, after the top of a workpiece (3) is polished, a second motor (64) is driven to ascend through the operation of a first motor (55), a clamping block (82) is driven to move through a hydraulic rod (81), the workpiece (3) is fixed, a three-jaw chuck (2) is sent to fix the workpiece (3), then a second screw rod (75) is driven to rotate through the operation of a third motor (76), a second fixing plate (73) and a rotating plate (77) are driven to slide along a second limiting column (72) through the threaded connection of the second fixing plate (73) and the second screw rod (75), the workpiece (3) is ascended, then the rotating plate (77) is driven to rotate ninety degrees through the operation of a rotary cylinder (9), then the second screw rod (75) is driven to rotate reversely through the operation of the third motor (76), and the second fixing plate (73) and the rotating plate (77) are driven to slide along the second limiting column (72), the workpiece (3) is lowered, and then the workpiece (3) is fixed through the three-jaw chuck (2);
a4, the first screw rod (54) is driven to rotate through the operation of the first motor (55), the first fixing plate (52) is driven to slide along the outer side of the first limiting column (51) through the threaded connection between the first fixing plate (52) and the first screw rod (54), the second motor (64) is lowered, the polishing disc (65) is driven to polish the other end of the workpiece (3) through the operation of the second motor (64), and the workpiece (3) is integrally polished;
a5, after the workpiece (3) is integrally polished, resetting the device, and taking out the workpiece (3).
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