CN114952310A - Processing technology and equipment for babbit metal bearing bush - Google Patents
Processing technology and equipment for babbit metal bearing bush Download PDFInfo
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- CN114952310A CN114952310A CN202210766329.3A CN202210766329A CN114952310A CN 114952310 A CN114952310 A CN 114952310A CN 202210766329 A CN202210766329 A CN 202210766329A CN 114952310 A CN114952310 A CN 114952310A
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- bearing bush
- processing
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- positioning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Abstract
The invention relates to the field of bearing bush processing, in particular to a processing technology and processing equipment of a babbit alloy bearing bush. The method comprises the following steps: the box base, supporting platform, roof support, location clamping assembly and the subassembly of polishing, wherein, box base, supporting platform and roof support are used for installing other parts and confirm the installation frame of this equipment, and location clamping assembly carries out the location clamp tightly to the axle bush that needs processing, and location clamping assembly includes first location clamping mechanism and second location clamping mechanism, and second location clamping mechanism carries out preliminary location to the axle bush. The first positioning and clamping mechanism further positions the bearing bush, the grinding assembly grinds the positioned bearing bush, the power mechanism provides power, the first machining tool, the second machining tool and the third machining tool machine the to-be-machined surfaces of the bearing bush simultaneously, and compared with traditional machining equipment, the equipment is high in integration level, does not need to replace machining stations for multiple times, and can machine a plurality of to-be-machined surfaces of the two bearing bushes simultaneously.
Description
Technical Field
The invention relates to the field of bearing bush processing, in particular to a processing technology and equipment of a babbitt metal bearing bush.
Background
In the machining process of the babbitt metal bearing bush, the bearing bush needs to be subjected to rough machining and finish machining, the rough machining mainly aims to perform dehydrogenation treatment after the rough machining of the bearing bush so that hydrogen elements are separated from the bearing bush, the finish machining mainly aims to enable the roughness of a joint surface between an inner hole of the bearing bush and the babbitt metal to be less than or equal to 3.5 micrometers, and the subsequent process can be performed after the rough machining and the finish machining of the bearing bush.
Because the face that the axle bush needs to process is more, traditional rough machining can only process a face at every turn with the finish machining to after processing at every turn, need take off the axle bush, change to another machining station and fix a position again and press from both sides tightly and process, work efficiency is not high, and the process is loaded down with trivial details, increases operating personnel's work task volume, consequently needs to design a processing technology and the equipment of babbitt metal axle bush that the integrated level is high, need not to change the machining station many times, can carry out high efficiency processing.
Disclosure of Invention
In view of the above, it is necessary to provide a processing apparatus for babbitt metal bearing shell.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
a processing device of a babbitt metal bearing bush comprises:
the box body base is arranged in a vertical state, and a cavity is formed inside the box body base;
the supporting platform is fixedly arranged at the upper end of the box body base in a horizontal state, a through hole is formed in the center of the supporting platform, and the through hole corresponds to the port of the cavity in the box body base in the same axial center;
the supporting top plate is horizontally arranged above the supporting platform, a through hole is formed in the center of the supporting top plate, and the through hole of the supporting platform are coaxially corresponding;
the positioning and clamping assembly comprises a first positioning and clamping mechanism and four second positioning and clamping mechanisms, wherein the first positioning and clamping mechanism comprises a linkage device and two one-way clamping devices, the lower part of the linkage device is installed in the base of the box body, the upper part of the linkage device penetrates through a through hole of the supporting platform and is arranged at the upper end of the supporting platform, the two one-way clamping devices are symmetrically arranged at two sides of the through hole of the supporting platform, and the four second positioning and clamping mechanisms are arranged at the upper end of the supporting platform at equal intervals along the circumferential direction of the through hole;
the subassembly of polishing, including power unit, the second processing cutter, third processing cutter and two first processing cutters, wherein, power unit includes the motor, transmission pivot and interlock pipe box, the motor is vertical state flip-chip in supporting the roof top, the output shaft of motor stretches out the perforation downwards, transmission pivot and motor output shaft are with axle center fixed connection, the lateral wall of transmission pivot has the inclined plane guide way interlock pipe box cover to establish in the outside of transmission pivot along the shaping of axle center direction, two first processing cutters are the outside of symmetrical state setting at the transmission pivot, the second processing cutter sets up the middle part at the interlock pipe box, the third processing cutter sets up the bottom at the interlock pipe box.
Further, the clutch includes the worm wheel, the worm, the transmission shaft, action wheel and protection gasket, the worm is the horizontal state setting, the one end of worm stretches into the die cavity in the box base and with box base movable coupling, the other end of worm stretches out the box base, the one end fixed mounting that the worm stretches out the box base has hand round, the worm wheel sets up inside the die cavity, the worm wheel sets up with the axle center with supporting platform's through-hole, the worm wheel meshes with the worm mutually, the transmission shaft is vertical state and upwards passes the through-hole, the lower part and the worm wheel coaxial line fixed mounting of transmission shaft, the action wheel is the horizontal state setting, the fixed upper portion at the transmission shaft of cup jointing of action wheel, the lower extreme of action wheel aligns with supporting platform's upper end, the upper end fixed mounting of action wheel has protection gasket.
Further, every one-way binding clasp includes the driving rack, spacing bent pipe, rubber support block, spacing slide rail, spacing side's pipe, rubber supports layering and two extension rods, the driving rack is the horizontality setting and meshes mutually with the action wheel, spacing slide rail is the horizontality setting in the supporting platform upper end, driving rack and spacing slide rail sliding connection, spacing bent pipe is horizontality fixed mounting in the upper end of driving rack, rubber support block fixed mounting is close to one side of through-hole on the minor face of spacing bent pipe, two extension rods are vertical state fixed mounting in the upper end of spacing bent pipe, spacing side's pipe is the upper end of horizontality fixed mounting at two extension rods, rubber supports layering fixed mounting in the side that spacing side's pipe is close to the through-hole.
Further, second location clamping mechanism includes that first raises the frame, first spring, the interlock axle, rubber supports pressure head and stop collar, first raise the frame and be vertical state fixed mounting in supporting platform's upper end, the regulation is first raises the frame and is close to one side at the supporting platform center for the inboard, interlock axle activity is pegged graft at first raising the frame, rubber supports the pressure head setting and is close to the one end of axle bush at the interlock axle, stop collar fixed mounting is in the first inboard of raising the frame, the stop collar sets up with the axle center with the interlock axle, first spring housing is established in the outside of interlock axle, the one end of first spring supports the pressure head with rubber and offsets, the other end offsets with the stop collar.
Further, power unit still includes the support ring, four spacing inserted bars, four fixed rod seats, the frame is raised to two handles and four seconds, four seconds are raised the frame and are fixed mounting respectively in the upper end of four first elevated frames, the upper end that the frame was raised to four seconds to the roof fixed mounting, support ring and perforation coaxial, and support the upper end that the ring set up at the roof, motor and support ring fixed mounting, four fixed rod seats hoist and mount at the roof lower extreme along fenestrate circumferencial direction equidistant, fixed mounting is in four fixed rod seats behind four spacing inserted bars passing support ring and the roof downwards, two handles are the symmetry state and set up the periphery department at the support ring, the shaping has the logical groove of running through in the transmission pivot, spacing quarter butt is the horizontal state and passes the fixed grafting on the lateral wall of interlock pipe box behind the logical groove of running through.
Further, first processing cutter includes L shape tool bit, first knife rest, holding ring and two screws up the bolt, and the cutting edge of L shape tool bit is used for processing the plane and the side of axle bush upside port simultaneously, and first knife rest is fixed cup joints the afterbody at L shape tool bit, and the holding ring is fixed cup joints in the outside of transmission pivot, first knife rest and holding ring fixed mounting, and two screws up the bolt and are the symmetric state and distribute, and two screws up the bolt and are the horizontality and pass the holding ring and support tightly on the outer wall of transmission pivot.
Further, the second processing cutter includes bow-shaped tool bit, the second knife rest, two first spacing round pin axles and two second springs, the cutting edge of bow-shaped tool bit is used for the axle bush inner wall of simultaneous processing, second knife rest fixed mounting is at the afterbody of bow-shaped tool bit, the second knife rest shaping has the arcuation to support the pressure head, two first spacing round pin axles are inserted after passing the lateral wall of interlock pipe box and bow-shaped tool bit in the inner wall of interlock pipe box for the horizontality, two second spring cover are established in the outside of two first spacing round pin axles, the one end and the bow-shaped tool bit of second spring offset, the other end offsets with the inner wall of interlock pipe box.
Furthermore, the third cutter comprises an L-shaped short cutter head, a third cutter frame, two third springs and two second limit pin shafts, a cutting edge of the L-shaped short cutter head is used for machining the plane and the side face of the lower side port of the bearing bush at the same time, the third cutter frame is fixedly installed at the tail of the L-shaped short cutter head, the third cutter frame is formed with a semi-arc abutting head, the two second limit pin shafts are in a horizontal state, penetrate through the side wall of the linkage pipe sleeve and the third cutter frame and then are inserted into the inner wall of the linkage pipe sleeve, the two third spring sleeves are arranged outside the two second limit pin shafts, one end of each third spring abuts against the corresponding third cutter frame, and the other end of each third spring abuts against the inner wall of the linkage pipe sleeve.
A processing technique and equipment of babbitt metal bearing bush, the equipment processing the babbitt metal bearing bush comprises the following concrete steps:
s1, in the positioning stage, after the Babbitt metal bearing bush fixed die is formed, after the two Babbitt metal bearing bushes are aligned, parameters of a positioning and clamping assembly are adjusted according to specific diameters of the two Babbitt metal bearing bushes;
s2, in the processing stage, when the motor is started, the first processing cutter, the second processing cutter and the third processing cutter start to work, and the specific expression is as follows: the first processing cutter is used for simultaneously processing the plane and the side face of the port above the bearing bush, the second processing cutter is used for simultaneously processing the inner wall of the bearing bush, the inner wall of the bearing bush and the transition faces of the ports on the two sides of the bearing bush, and the third processing cutter is used for processing the plane and the side face of the port below the bearing bush, namely, simultaneously processing a plurality of processing faces of the bearing bush.
Compared with the prior art, the invention has the beneficial effects that:
one is as follows: the equipment has high integration level, integrates the multi-surface processing of the bearing bush, and does not need to be replaced to another processing station for re-processing after one processing surface is processed;
the second step is as follows: the device has high processing efficiency, and cutters acting on different processing surfaces can process simultaneously, thereby greatly improving the processing efficiency of the bearing bush and improving the economic benefit;
and thirdly: the equipment can be used for positioning and processing bearing bushes with different sizes, and the applicability of the equipment is greatly improved.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a first perspective view of the base of the case of the present invention after being partially cut;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is a first partial mechanical schematic of the present invention;
FIG. 5 is an enlarged view of the structure at B in FIG. 4;
FIG. 6 is a second partial mechanical schematic of the present invention;
FIG. 7 is a partially exploded perspective view of the mechanism of the present invention;
figure 8 is a schematic perspective view of a portion of the sanding assembly of the present invention;
FIG. 9 is a partially exploded perspective view of the sanding assembly of the present invention;
figure 10 is a partially exploded perspective view of the sanding assembly of the present invention shown in cross-section.
The reference numbers in the figures are:
1. a base of the box body; 2. a cavity; 3. a support platform; 4. a through hole; 5. supporting a top plate; 6. perforating; 7. positioning the clamping assembly; 8. a first positioning and clamping mechanism; 9. a linkage; 10. a protective pad; 11. a driving wheel; 12. a drive shaft; 13. a worm gear; 14. a worm; 15. a hand crank; 16. a one-way clamp; 17. a drive rack; 18. a limiting bent pipe; 19. a rubber pressing block; 20. a limiting slide rail; 21. an extension pole; 22. limiting the square tube; 23. pressing the strip with rubber; 24. a second positioning and clamping mechanism; 25. a first elevation frame; 26. a first spring; 27. a linkage shaft; 28. a rubber pressing head; 29. a limiting sleeve; 30. polishing the assembly; 31. a power mechanism; 32. a motor; 33. a second elevation frame; 34. a transmission rotating shaft; 35. a bevel guide groove; 36. the through groove is penetrated; 37. a linkage pipe sleeve; 38. a short limiting rod; 39. a support ring; 40. a limiting inserted rod; 41. a fixed rod seat; 42. a handle; 43. a first machining tool; 44. an L-shaped cutter head; 45. a first tool holder; 46. a positioning ring; 47. screwing down the bolt; 48. a second machining tool; 49. an arcuate cutter head; 50. a second tool holder; 51. an arc-shaped pressure resisting head; 52. a first limit pin shaft; 53. a second spring; 54. a third machining tool; 55. an L-shaped short cutter head; 56. a third tool holder; 57. a half-arc pressing head; 58. a second limit pin shaft; 59. and a third spring.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 10, a processing apparatus for babbitt metal bush comprises:
the box body base 1 is arranged in a vertical state, and a cavity 2 is formed in the box body base 1;
the supporting platform 3 is fixedly arranged at the upper end of the box body base 1 in a horizontal state, a through hole 4 is formed in the center of the supporting platform 3, and the through hole 4 coaxially corresponds to the port of the cavity 2 in the box body base 1;
the supporting top plate 5 is horizontally arranged above the supporting platform 3, a through hole 6 is formed in the center of the supporting top plate 5, and the through hole 6 is coaxially corresponding to the through hole 4 of the supporting platform 3;
the positioning and clamping assembly 7 comprises a first positioning and clamping mechanism 8 and four second positioning and clamping mechanisms 24, wherein the first positioning and clamping mechanism 8 comprises a linkage 9 and two one-way clampers 16, the lower part of the linkage 9 is installed in the box body base 1, the upper part of the linkage 9 penetrates through the through hole 4 of the supporting platform 3 and is arranged at the upper end of the supporting platform 3, the two one-way clampers 16 are symmetrically arranged at two sides of the through hole 4 of the supporting platform 3, and the four second positioning and clamping mechanisms 24 are arranged at the upper end of the supporting platform 3 at equal intervals along the circumferential direction of the through hole 4;
the polishing assembly 30 comprises a power mechanism 31, a second processing tool 48, a third processing tool 54 and two first processing tools 43, wherein the power mechanism 31 comprises a motor 32, a transmission rotating shaft 34 and a linkage pipe sleeve 37, the motor 32 is arranged above the supporting top plate 5 in an inverted mode in a vertical state, an output shaft of the motor 32 extends downwards to form a through hole 6, the transmission rotating shaft 34 and the output shaft of the motor 32 are fixedly connected with the same axis, a slope guide groove 35 is formed in the side wall of the transmission rotating shaft 34 along the axis direction and is sleeved outside the transmission rotating shaft 34 in a linkage mode, the two first processing tools 43 are arranged outside the transmission rotating shaft 34 in a symmetrical mode, the second processing tool 48 is arranged in the middle of the linkage pipe sleeve 37, and the third processing tool 54 is arranged at the bottom of the linkage pipe sleeve 37.
Referring to fig. 4, 6 and 7, the linkage 9 includes a worm wheel 13 and a worm 14, transmission shaft 12, action wheel 11 and protection gasket 10, worm 14 is the horizontal state setting, worm 14's one end stretches into die cavity 2 in the box base 1 and with box base 1 movable coupling, box base 1 is stretched out to worm 14's the other end, worm 14 stretches out box base 1's one end fixed mounting has crank 15, worm wheel 13 sets up inside die cavity 2, worm wheel 13 sets up with the axle center with supporting platform 3's through-hole 4, worm wheel 13 meshes with worm 14 mutually, transmission shaft 12 is vertical state upwards passes through-hole 4, the lower part of transmission shaft 12 and worm wheel 13 coaxial line fixed mounting, action wheel 11 is the horizontal state setting, action wheel 11 is fixed the cup joint on the upper portion of transmission shaft 12, the lower extreme of action wheel 11 aligns with supporting platform 3's upper end, the upper end fixed mounting of action wheel 11 has protection gasket 10. When the device works, an operator rotates the hand crank 15, the hand crank 15 rotates to drive the worm 14 to rotate, the worm 14 is meshed with the worm wheel 13, the worm 14 rotates to drive the worm wheel 13 to rotate, the transmission shaft 12 is fixedly connected with the worm wheel 13 in the same axis, the transmission shaft 13 rotates to drive the transmission shaft 12 to rotate, the driving wheel 11 is fixedly connected with the transmission shaft 12 in the same axis, the transmission shaft 12 rotates to drive the driving wheel 11 to rotate, the protection gasket 10 is fixedly installed at the upper end of the driving wheel 11, the protection gasket 10 enables the driving wheel 11 to be prevented from mechanical damage caused by friction of parts, meanwhile, the worm wheel 13 and the worm 14 have self-locking performance, after the driving wheel 11 rotates in place, the worm wheel 13 is matched with the worm 14 to enable the driving wheel 11 not to rotate.
Referring to fig. 1, 6 and 7, each one-way clamping device 16 includes a transmission rack 17, a limiting bent pipe 18, a rubber pressing block 19, a limiting slide rail 20, a limiting square pipe 22, a rubber pressing block 23 and two extension rods 21, the transmission rack 17 is arranged in a horizontal state and meshed with the driving wheel 11, the limiting slide rail 20 is arranged at the upper end of the supporting platform 3 in a horizontal state, the transmission rack 17 is slidably connected with the limiting slide rail 20, the limiting bent pipe 18 is fixedly arranged at the upper end of the transmission rack 17 in a horizontal state, the rubber pressing block 19 is fixedly arranged at one side of the short edge of the limiting bent pipe 18 close to the through hole 4, the two extension rods 21 are fixedly arranged at the upper end of the limiting bent pipe 18 in a vertical state, the limiting square pipe 22 is fixedly arranged at the upper ends of the two extension rods 21 in a horizontal state, and the rubber pressing block 23 is fixedly arranged at the side of the limiting square pipe 22 close to the through hole 4. The device during operation, after two axle bushes are laminated together, inside the axle bush stretched into equipment downwards, adjusted one-way binding clasp 16 by action wheel 11 rotation this moment and pressed from both sides tight the axle bush, the concrete performance is: because the driving wheel 11 is meshed with the transmission rack 17, the driving wheel 11 rotates to drive the transmission rack 17 to move, at the moment, the two transmission racks 17 move oppositely, the limiting bent pipe 18 is fixedly arranged at the upper end of the transmission rack 17, the limiting bent pipe 18 is driven to move by the opposite movement of the two transmission racks 17, the two limiting bent pipes 18 simultaneously move towards the circle center of the through hole 4 to position and clamp the lower parts of the two bearing bushes, when the limiting bent pipe 18 is close to the bearing bushes, the rubber pressing block 19 arranged on the side surface of the limiting bent pipe 18 is pressed against the bearing bushes, because the rubber pressing block 19 has elasticity, when the outer wall of the lower part of the bearing bush is clamped, the rubber pressing block 19 is pressed against the bearing bushes, the rubber pressing block 19 can position and clamp the bearing bushes and can ensure that the outer wall of the lower part of the bearing bushes are not damaged, when the limiting bent pipe 18 drives the rubber pressing block 19 to position and clamp the lower part of the bearing bushes, because extension rod 21 fixed mounting is in the upper end of spacing bent pipe 18, and the spacing square pipe 22 of being connected with extension rod 21 fixed mounting can remove along with the removal of spacing bent pipe 18, along with the removal of spacing square pipe 22, the rubber that sets up in spacing square pipe 22 side supports layering 23 and finally can support tightly with the outer wall on axle bush upper portion, and rubber supports layering 23 this moment can guarantee again not to damage the outer wall on axle bush upper portion when can fix a position the clamp to axle bush upper portion.
Referring to fig. 4 and 5, the second positioning and clamping mechanism 24 includes a first raising frame 25, a first spring 26, a linkage shaft 27, a rubber pressure-resisting head 28 and a position-limiting sleeve 29, the first raising frame 25 is fixedly mounted at the upper end of the supporting platform 3 in a vertical state, it is specified that one side of the first raising frame 25 close to the center of the supporting platform 3 is an inner side, the linkage shaft 27 is movably inserted in the first raising frame 25, the rubber pressure-resisting head 28 is arranged at one end of the linkage shaft 27 close to the bearing bush, the position-limiting sleeve 29 is fixedly mounted at the inner side of the first raising frame 25, the position-limiting sleeve 29 and the linkage shaft 27 are coaxially arranged, the first spring 26 is sleeved outside the linkage shaft 27, one end of the first spring 26 is abutted against the rubber pressure-resisting head 28, and the other end is abutted against the position-limiting sleeve 29. When the axle bush stretches into inside the equipment, 24 counter shaft bushes of second location clamping mechanism advance the location, ensure that the axle bush remains stable when stretching into inside the equipment, and the concrete expression does: when the bearing bush stretches into the inside of the equipment, the bearing bush abuts against the rubber pressure resisting head 28, along with downward movement of the bearing bush, the rubber pressure resisting head 28 is extruded by the bearing bush to move towards the direction far away from the bearing bush, the rubber pressure resisting head 28 moves to drive the linkage shaft 27 to move, the linkage shaft 27 is movably inserted in the first lifting frame 25, when the linkage shaft 27 moves, the first spring 26 sleeved outside the linkage shaft 27 is pressed, one end of the pressed first spring 26 abuts against the rubber pressure resisting head 28, the other end of the pressed first spring abuts against the limiting sleeve 29, after the bearing bush is machined and pulled away, the first spring 26 restores to the original position under the action of elastic deformation force, at the moment, the first spring 26 pushes the linkage shaft 27 to restore to the original position, and preparation is made for initial positioning of the bearing bush next time.
Referring to fig. 2 and 3, the power mechanism 31 further includes a supporting ring 39, four limit inserting rods 40, four fixing rod seats 41, two handles 42 and four second raising frames 33, wherein the four second raising frames 33 are respectively and fixedly installed at the upper ends of the four first raising frames 25, the supporting top plate 5 is fixedly installed at the upper ends of the four second raising frames 33, the supporting ring 39 is coaxial with the through hole 6, the supporting ring 39 is disposed at the upper end of the supporting top plate 5, the motor 32 is fixedly installed with the supporting ring 39, the four fixing rod seats 41 are hung at the lower end of the supporting top plate 5 at equal intervals along the circumferential direction of the through hole 6, the four limit inserting rods 40 are downward passed through the supporting ring 39 and the supporting top plate 5 and then fixedly installed in the four fixing rod seats 41, the two handles 42 are symmetrically disposed at the outer edge of the supporting ring 39, a through groove 36 is formed on the transmission shaft 34 (refer to fig. 8), the short limit rod 38 passes through the through groove 36 in a horizontal state and then is fixedly inserted on the side wall of the linkage pipe sleeve 37. The supporting ring 39 is arranged at the upper end of the supporting top plate 5, the fixing rod seat 41 is inversely arranged at the lower end of the supporting top plate 5, the fixing rod seat 41 fixes the lower ends of the four limit inserting rods 40, when the shaft bush needs to be processed, when an operator upwards lifts the handles 42, the two handles 42 are fixedly installed with the supporting ring 39, under the action of the four limit inserting rods 40, the supporting ring 39 upwards moves, the motor 32 is fixedly connected with the supporting ring 39, the movement of the supporting ring 39 drives the motor 32 to upwards move, the motor 32 upwards moves to drive the transmission rotating shaft 34 fixedly connected with the output shaft of the motor 32 to upwards move, the limit short rod 38 passes through the through groove 36 of the transmission rotating shaft 34, after the transmission rotating shaft 34 upwards moves for a distance, the limit short rod 38 is contacted with the lower end notch box of the through groove 36, at the moment, the limit short rod 38 is driven by the transmission rotating shaft 34 to upwards move, the linkage pipe sleeve 37 is fixedly connected with the limit short rod 38, the upward displacement of the short limit rod 38 can drive the linkage pipe sleeve 37 to move upwards, when the linkage pipe sleeve 37 is separated from the equipment, the bearing bush needing to be machined can be placed in the equipment, then the handle 42 is moved downwards, other parts in the power mechanism 31 reset along a lifting path, and when the linkage pipe sleeve 37 is positioned in the two bearing bushes, the motor 32 can be started to machine the bearing bush.
Referring to fig. 8, 9 and 10, the first machining tool 43 includes an L-shaped tool bit 44, a first tool rest 45, a positioning ring 46 and two tightening bolts 47, wherein a cutting edge of the L-shaped tool bit 44 is used for simultaneously machining a plane and a side surface of an upper side port of a bearing bush, the first tool rest 45 is fixedly sleeved on a tail portion of the L-shaped tool bit 44, the positioning ring 46 is fixedly sleeved on the outside of the transmission rotating shaft 34, the first tool rest 45 and the positioning ring 46 are fixedly installed, the two tightening bolts 47 are symmetrically distributed, and the two tightening bolts 47 horizontally penetrate through the positioning ring 46 and then abut against an outer wall of the transmission rotating shaft 34. When the device works, the fixed sleeve of the positioning ring 46 is arranged outside the transmission rotating shaft 34, after the specific position of the positioning ring 46 is adjusted according to the size of a bearing bush, two tightening bolts 47 are in a symmetrical state and penetrate through the positioning ring 46 to abut against the transmission rotating shaft 34, the positioning ring 46 is kept fixed by the two tightening bolts 47, one end of the first tool rest 45 is fixedly connected with the positioning ring 46, the other end of the first tool rest is fixedly connected with the L-shaped tool bit 44 in an inserting mode, when the rotating shaft rotates, the positioning ring 46 can rotate along with the rotating shaft, the first tool rest 45 fixedly connected with the positioning ring 46 can rotate, the L-shaped tool bit 44 fixedly inserted into the first tool rest 45 can rotate, and the cutting edges of the two rotating L-shaped tool bits 44 process the plane and the side face of the bearing bush at the port.
Referring to fig. 8, 9 and 10, the second processing tool 48 includes an arcuate tool bit 49, a second tool holder 50, two first limit pins 52 and two second springs 53, a cutting edge of the arcuate tool bit 49 is used for processing an inner wall of a bearing bush, the second tool holder 50 is fixedly mounted at a tail portion of the arcuate tool bit 49, the second tool holder 50 is formed with an arc-shaped pressure-resisting head 51, the two first limit pins 52 penetrate through a side wall of the interlocking pipe sleeve 37 and the arcuate tool bit 49 in a horizontal state and are inserted into the inner wall of the interlocking pipe sleeve 37, the two second springs 53 are sleeved outside the two first limit pins 52, one end of each second spring 53 is abutted against the arcuate tool bit 49, and the other end is abutted against the inner wall of the interlocking pipe sleeve 37. When the device works, as the lower end of the transmission rotating shaft 34 extends into the device, the inclined plane guide groove 35 of the transmission rotating shaft 34 is contacted with the arc-shaped pressure resisting head 51 of the second tool rest 50, as the transmission rotating shaft 34 moves downwards, the half-arc pressure resisting head 57 of the second tool rest 50 moves along the inclined plane guide groove 35 of the transmission rotating shaft 34, the arc-shaped pressure resisting head 51 moves along the inclined plane guide groove 35 to push the arc-shaped tool bit 49 to approach to the inner wall of the bearing bush, when the cutting edge of the arc-shaped tool bit 49 is contacted with the inner wall of the bearing bush, the tool body of the arc-shaped tool bit 49 is clamped in the inner wall of the linkage pipe sleeve 37, at the moment, when the transmission rotating shaft 34 drives the linkage pipe sleeve 37 to rotate, the arc-shaped tool bit 49 clamped in the inner wall of the linkage pipe sleeve 37 is driven to rotate, the cutting edge of the rotating arc-shaped tool bit 49 processes the inner wall of the bearing bush, when the second tool rest 50 is pushed by the transmission rotating shaft 34, the second tool rest 50 moves horizontally along the two first limit pin shafts 52, at this time, the two second springs 53 are compressed, after the machining is finished, when the transmission rotating shaft 34 is pulled away from the linkage pipe sleeve 37, the second tool holder 50 loses the abutting pressure of the transmission rotating shaft 34, the compressed second spring 53 is reset under the action of elastic force, the reset second spring 53 pushes the second tool holder 50 to move, at this time, the second tool holder 50 moves to the central position of the linkage pipe sleeve 37, the movement of the second tool holder 50 drives the arc-shaped tool bit 49 to be far away from the inner wall of the bearing bush, at this time, the arc-shaped tool bit 49 is located inside the linkage pipe sleeve 37, and the linkage pipe sleeve 37 is convenient to separate from the bearing bush.
Referring to fig. 8, 9 and 10, the third machining tool 54 includes an L-shaped short tool bit 55, a third tool rest 56, two third springs 59 and two second limit pin shafts 58, a cutting edge of the L-shaped short tool bit 55 is used for machining a plane and a side surface of a lower side port of a bearing bush at the same time, the third tool rest 56 is fixedly installed at a tail portion of the L-shaped short tool bit 55, the third tool rest 56 is formed with a half-arc abutting head 57, the two second limit pin shafts 58 penetrate through a side wall of the linkage pipe sleeve 37 and the third tool rest 56 in a horizontal state and are inserted into an inner wall of the linkage pipe sleeve 37, the two third springs 59 are sleeved outside the two second limit pin shafts 58, one end of each third spring 59 abuts against the third tool rest 56, and the other end abuts against the inner wall of the linkage pipe sleeve 37. When the device works, when the lower end of the transmission rotating shaft 34 extends into the bottom of the linkage pipe sleeve 37, the inclined plane guide groove 35 of the transmission rotating shaft 34 contacts with the half-arc pressing head 57 of the third tool rest 56, along with the downward movement of the transmission rotating shaft 34, the half-arc pressing head 57 of the third tool rest 56 moves along the inclined plane guide groove 35 of the transmission rotating shaft 34, at the moment, the movement of the half-arc pressing head 57 along the inclined plane guide groove 35 can push the third tool rest 56 to approach to the port of the bearing bush, the L-shaped short tool bit 55 is fixedly connected with the third tool rest 56, the movement of the third tool rest 56 drives the L-shaped short tool bit 55 to move, when the L-shaped short tool bit 55 is pressed against the port of the bearing bush, the third tool rest 56 is clamped in the inner wall of the linkage pipe sleeve 37, at the moment, when the transmission rotating shaft 34 drives the linkage pipe sleeve 37 to rotate, the L-shaped short tool bit 55 clamped in the inner wall of the linkage pipe sleeve 37 is driven to rotate, the plane and the side surface of the port of the lower end of the rotating L-shaped short tool bit 55, when the third tool holder 56 is pushed by the transmission rotating shaft 34, the third tool holder 56 moves in the horizontal direction along the second limit pin 58, at this time, the two third springs 59 are compressed, when the transmission rotating shaft 34 is pulled away from the linkage pipe sleeve 37 after the machining is finished, the third tool holder 56 loses the abutting pressure of the transmission rotating shaft 34, the compressed third spring 59 is reset under the action of elastic force, the reset third spring 59 pushes the third tool holder 56 to move, at this time, the third tool holder 56 moves to the central position of the linkage pipe sleeve 37, the movement of the third tool holder 56 drives the L-shaped short tool bit 55 to be away from the port of the bearing bush, at this time, the L-shaped short tool bit 55 is located inside the linkage pipe sleeve 37, and the linkage pipe sleeve 37 is convenient to be separated from the bearing bush.
A processing technology of a babbitt metal bearing bush comprises the following specific steps:
s1, in the positioning stage, after the Babbitt metal bearing bush fixed die is formed, after the two Babbitt metal bearing bushes are aligned, parameters of the positioning and clamping assembly 7 are adjusted according to specific diameters of the two Babbitt metal bearing bushes, when the two bearing bushes extend into the equipment, firstly, the two bearing bushes can contact with the second positioning and clamping mechanism 24, the second positioning and clamping mechanism 24 carries out primary positioning on the middle parts of the two bearing bushes, but as the two bearing bushes continue to extend downwards, the two bearing bushes can contact with the rubber pressing block 19 arranged on the side surface of the limiting bent pipe 18, at the moment, the rubber pressing strip 23 is pressed against the upper parts of the bearing bushes, when an operator rotates the hand crank 15, the hand crank is slowly clamped along with the two one-way clampers 16, and further positioning of the bearing bushes is completed;
s2, in the machining stage, when the motor 32 is started, the first machining tool 43, the second machining tool 48, and the third machining tool 54 start to work, which is specifically represented as: the first machining tool 43 simultaneously machines the plane and the side face of the port above the bearing bush, the second machining tool 48 simultaneously machines the transition faces of the inner wall and the inner wall of the bearing bush and the ports on the two sides, and the third machining tool 54 machines the plane and the side face of the port below the bearing bush, namely simultaneously finishes machining a plurality of machining faces of the bearing bush.
The specific working principle of the equipment is as follows: when installing the bearing bush, an operator firstly attaches the side planes of the two bearing bushes together, then the operator lifts the handle 42 to move the supporting ring 39 upwards, at the same time, the supporting ring 39 moves in the vertical direction under the guidance of the four short limiting rods 38, the upward movement of the supporting ring 39 drives the motor 32 to move upwards, the output shaft of the motor 32 is connected with the transmission rotating shaft 34, the motor 32 moves upwards to drive the transmission rotating shaft 34 to move upwards, when the transmission rotating shaft 34 moves upwards, the short limiting rods 38 move along the through grooves 36 of the transmission rotating shaft 34, when the short limiting rods 38 move to the notches below the through grooves 36, the short limiting rods 38 are in contact with the transmission rotating shaft 34, at the same time, the movement of the transmission rotating shaft 34 drives the short limiting rods 38 to move upwards, the interlocking pipe sleeves 37 fixedly connected with the short limiting rods 38 also move upwards, when the interlocking pipe sleeves 37 are separated from the equipment, the operator places the bearing shell into the apparatus ready for machining, and after the bearing shell is placed, the operator lifts the handle 42 to move the support ring 39 downward, at which time the parts are repositioned along the path of the lifting movement.
The concrete process of putting the bearing bush into the equipment by an operator is as follows: the bearing bush that the laminating is in the same place stretches into inside the equipment, at first fix a position (refer to fig. 4 and fig. 6) through second location clamping mechanism 24 initially, namely at this moment along with the bearing bush slowly stretches into inside the equipment, the bearing bush contacts with rubber pressure head 28, along with the decline of bearing bush, rubber pressure head 28 is pushed by the bearing bush, rubber pressure head 28 moves to the direction of keeping away from the bearing bush, with the continuous moving shaft 27 that rubber pressure head 28 fixed mounting keeps away from the direction of bearing bush and moves, in the rubber pressure head 28 removal process, the first spring 26 of cover in the continuous moving shaft 27 outside is covered and is pressed slowly, because first spring 26 self has elasticity, the first spring 26 that is pressed gives rubber pressure head 28 counter-acting force, this counter-acting force makes rubber pressure head 28 support tightly in the bearing bush outer wall department, four rubber pressure heads 28 act on the bearing bush outer wall simultaneously, make the bearing bush fix a position initially, facilitating subsequent further positioning and clamping. The further positioning and clamping of the bearing bush is embodied in that (refer to fig. 2, 6 and 7) when the lower end of the bearing bush contacts with the protective pad 10, an operator rotates the hand crank 15, the rotation of the hand crank 15 drives the worm 14 to rotate, the worm 14 is in meshing transmission with the worm wheel 13, the worm wheel 14 rotates to drive the worm wheel 13 to rotate, the worm wheel 13 rotates to drive the transmission shaft 12 fixedly connected with the worm wheel 12 to rotate, the transmission shaft 12 rotates to drive the driving wheel 11 fixedly connected with the transmission shaft to rotate, the driving wheel 11 is in meshing transmission with the two transmission racks 17, the rotation of the driving wheel 11 drives the two transmission racks 17 meshed with the driving wheel to move in opposite directions, at the moment, the two limit curved pipes 18 fixedly connected with the two transmission racks 17 move in opposite directions (refer to fig. 6), and because the bearing bush is located right above the driving wheel 11 at the moment, the two limit curved pipes 18 moving in opposite directions clamp the bearing bush, the concrete expression is that when the short sides of two limit curved pipes 18 are gradually close to the outer wall under the bearing bush, the rubber pressing blocks 19 arranged on the short side of the limit curved pipes 18 are gradually pressed against the bearing bush, when the limit curved pipes 18 move, the extension rod 21 is fixedly connected with the limit curved pipes 18, the limit square pipes 22 are fixedly arranged at the upper ends of the extension rods 21, so the limit square pipes 22 can also move along with the movement of the limit curved pipes 18, at the moment, because the limit square pipes 22 and the limit curved pipes 18 are positioned on the same vertical plane, when the limit curved pipes 18 are gradually close to the outer wall under the bearing bush, the limit square pipes 22 synchronously move and gradually close to the outer wall above the bearing bush, the rubber pressing strips 23 arranged on the side of the limit square pipes 22 are gradually pressed against the bearing bush, at the moment, the two rubber pressing blocks 19 position and clamp the lower part of the bearing bush, and the two rubber pressing strips 23 position and clamp the upper part of the bearing bush, the bearing bush is finally positioned and the bearing bush is ensured not to move in the working process of the equipment.
Referring to fig. 8 and 9, when the equipment starts to polish the bearing bush, as the transmission rotating shaft 34 descends, the interlocking pipe sleeve 37 is slidably mounted below the transmission rotating shaft 34, so that the bottom end of the interlocking pipe sleeve 37 contacts with the upper end of the protective pad 10 first, at this time, the interlocking pipe sleeve 37 does not move downwards any more, the limit short rod 38 is fixedly connected with the interlocking pipe sleeve 37, the limit short rod 38 stops moving, but the upper notch of the through groove 36 in the transmission rotating shaft 34 does not stop moving between the contact limit short rods 38, so that the transmission rotating shaft 34 continues to move downwards.
Along with the lower end of the transmission rotating shaft 34 extending into the interior of the linkage pipe sleeve 37, the transmission rotating shaft 34 will act on the second processing tool 48 first, which is specifically represented as follows: (refer to fig. 10) the inclined plane guide slot 35 of the transmission shaft 34 contacts with the arc pressing head 51 of the second tool holder 50, as the transmission shaft 34 moves downwards, the half arc pressing head 57 of the second tool holder 50 moves along the inclined plane guide slot 35 of the transmission shaft 34, the arc pressing head 51 moves along the inclined plane guide slot 35 to push the arc cutter head 49 to approach the inner wall of the bush, when the cutting edge of the arc cutter head 49 contacts with the inner wall of the bush, the cutter body of the arc cutter head 49 is clamped in the inner wall of the linkage pipe sleeve 37, at this time, when the transmission shaft 34 drives the linkage pipe sleeve 37 to rotate, the arc cutter head 49 clamped in the inner wall of the linkage pipe sleeve 37 is driven to rotate, the cutting edge of the rotating arc cutter head 49 processes the inner wall of the bush, when the second tool holder 50 is pushed by the transmission shaft 34, the second tool holder 50 moves horizontally along the two first limit pin shafts 52, at this time, the two second springs 53 are compressed, after the machining is finished, when the transmission rotating shaft 34 is pulled away from the linkage pipe sleeve 37, after the second tool holder 50 loses the abutting force of the transmission rotating shaft 34, the compressed second spring 53 is reset under the action of elastic force, the reset second spring 53 pushes the second tool holder 50 to move, at this time, the second tool holder 50 moves to the central position of the linkage pipe sleeve 37, the movement of the second tool holder 50 drives the arc-shaped tool bit 49 to be away from the inner wall of the bearing bush, at this time, the arc-shaped tool bit 49 is located inside the linkage pipe sleeve 37, and the linkage pipe sleeve 37 is convenient to separate from the bearing bush.
When the lower end of the transmission shaft 34 extends into the bottom of the linkage pipe sleeve 37, the transmission shaft 34 will act on the third processing tool 54, which is specifically represented as: (refer to fig. 10) the inclined plane guide slot 35 of the transmission shaft 34 contacts with the half-arc pressing head 57 of the third tool holder 56, as the transmission shaft 34 moves downwards, the half-arc pressing head 57 of the third tool holder 56 moves along the inclined plane guide slot 35 of the transmission shaft 34, at this time, the movement of the half-arc pressing head 57 along the inclined plane guide slot 35 will push the third tool holder 56 to approach to the end opening of the bearing bush, the L-shaped short tool head 55 is fixedly connected with the third tool holder 56, the movement of the third tool holder 56 will drive the L-shaped short tool head 55 to move, when the L-shaped short tool head 55 is tightly pressed with the end opening of the bearing bush, the third tool holder 56 will be clamped in the inner wall of the interlocking pipe sleeve 37, at this time, when the transmission shaft 34 drives the interlocking pipe sleeve 37 to rotate, the L-shaped short tool head 55 clamped in the inner wall of the interlocking pipe sleeve 37 will be driven to rotate, the rotating L-shaped short tool head 55 will process the plane and the side surface of the end opening of the bearing bush at the lower side, when the third tool holder 56 is pushed by the transmission shaft 34, the third tool rest 56 moves horizontally along the second limit pin 58, at this time, the two third springs 59 are compressed, when the machining is finished and the transmission rotating shaft 34 is pulled away from the linkage pipe sleeve 37, the third tool rest 56 loses the abutting pressure of the transmission rotating shaft 34, the compressed third spring 59 is reset under the action of elastic force, the reset third spring 59 pushes the third tool rest 56 to move, at this time, the third tool rest 56 moves to the center position of the linkage pipe sleeve 37, the movement of the third tool rest 56 drives the L-shaped short tool bit 55 to be away from the port of the bearing bush, at this time, the L-shaped short tool bit 55 is located inside the linkage pipe sleeve 37, and the linkage pipe sleeve 37 is convenient to be detached from the bearing bush.
For the first machining tool 43, the positioning and machining of the first machining tool 43 are embodied as: (refer to fig. 10 here) the positioning ring 46 is fixedly sleeved outside the transmission rotating shaft 34, after the specific position of the positioning ring 46 is adjusted according to the size of the bearing bush, two tightening bolts 47 penetrate through the positioning ring 46 and abut against the transmission rotating shaft 34, the positioning ring 46 is kept fixed by the two tightening bolts 47, one end of the first tool rest 45 is fixedly connected with the positioning ring 46, and the other end of the first tool rest 45 is fixedly inserted with the L-shaped tool bit 44.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (9)
1. The processing equipment of the babbitt metal bearing bush is characterized by comprising the following components:
the box body base (1) is arranged in a vertical state, and a cavity (2) is formed in the box body base (1);
the supporting platform (3) is fixedly arranged at the upper end of the box body base (1) in a horizontal state, a through hole (4) is formed in the center of the supporting platform (3), and the through hole (4) corresponds to the port of the cavity (2) in the box body base (1) in the same axial center;
the supporting top plate (5) is horizontally arranged above the supporting platform (3), a through hole (6) is formed in the center of the supporting top plate (5), and the through hole (6) corresponds to the through hole (4) of the supporting platform (3) in the same axial center;
the positioning and clamping assembly (7) comprises a first positioning and clamping mechanism (8) and four second positioning and clamping mechanisms (24), wherein the first positioning and clamping mechanism (8) comprises a linkage device (9) and two one-way clamping devices (16), the lower part of the linkage device (9) is installed in the box body base (1), the upper part of the linkage device (9) penetrates through a through hole (4) of the supporting platform (3) and is arranged at the upper end of the supporting platform (3), the two one-way clamping devices (16) are symmetrically arranged on two sides of the through hole (4) of the supporting platform (3), and the four second positioning and clamping mechanisms (24) are arranged at the upper end of the supporting platform (3) at equal intervals along the circumferential direction of the through hole (4);
the grinding assembly (30) comprises a power mechanism (31), a second processing cutter (48), a third processing cutter (54) and two first processing cutters (43), the power mechanism (31) comprises a motor (32), a transmission rotating shaft (34) and a linkage pipe sleeve (37), the motor (32) is arranged above the supporting top plate (5) in an inverted mode in a vertical state, an output shaft of the motor (32) extends downwards out of the through hole (6), the transmission rotating shaft (34) is fixedly connected with the output shaft of the motor (32) in a coaxial mode, a slope guide groove (35) is formed in the side wall of the transmission rotating shaft (34) along the axis direction, the linkage pipe sleeve (37) is sleeved outside the transmission rotating shaft (34), the two first machining tools (43) are arranged outside the transmission rotating shaft (34) in a symmetrical mode, the second machining tool (48) is arranged in the middle of the linkage pipe sleeve (37), and the third machining tool (54) is arranged at the bottom of the linkage pipe sleeve (37).
2. The processing equipment of the babbitt metal bearing bush according to claim 1, characterized in that the linkage device (9) comprises a worm wheel (13), a worm (14), a transmission shaft (12), a driving wheel (11) and a protective gasket (10), wherein the worm (14) is arranged in a horizontal state, one end of the worm (14) extends into a cavity (2) in the box body base (1) and is movably coupled with the box body base (1), the other end of the worm (14) extends out of the box body base (1), one end of the worm (14) extending out of the box body base (1) is fixedly provided with a hand crank (15), the worm wheel (13) is arranged inside the cavity (2), the worm wheel (13) and a through hole (4) of the supporting platform (3) are coaxially arranged, the worm wheel (13) is meshed with the worm (14), the transmission shaft (12) vertically upwards penetrates through the through hole (4), the lower part of the transmission shaft (12) and the worm wheel (13) are coaxially and fixedly arranged, the driving wheel (11) is arranged in a horizontal state, the driving wheel (11) is fixedly sleeved on the upper portion of the transmission shaft (12), the lower end of the driving wheel (11) is aligned with the upper end of the supporting platform (3), and the upper end of the driving wheel (11) is fixedly provided with a protective gasket (10).
3. The processing equipment of the babbit metal bearing bush according to claim 2, characterized in that each one-way clamp (16) comprises a transmission rack (17), a limit curved tube (18), a rubber pressing block (19), a limit slide rail (20), a limit square tube (22), a rubber pressing strip (23) and two extension rods (21), the transmission rack (17) is arranged in a horizontal state and meshed with the driving wheel (11), the limit slide rail (20) is arranged at the upper end of the supporting platform (3) in a horizontal state, the transmission rack (17) is connected with the limit slide rail (20) in a sliding manner, the limit curved tube (18) is fixedly arranged at the upper end of the transmission rack (17) in a horizontal state, the rubber pressing block (19) is fixedly arranged at one side of the short edge of the limit curved tube (18) close to the through hole (4), and the two extension rods (21) are fixedly arranged at the upper end of the limit curved tube (18) in a vertical state, the limiting square tube (22) is fixedly installed at the upper ends of the two extension rods (21) in a horizontal state, and the rubber supporting strip (23) is fixedly installed on the side face, close to the through hole (4), of the limiting square tube (22).
4. The babbitt metal bearing bush processing equipment is characterized in that the second positioning and clamping mechanism (24) comprises a first lifting frame (25), a first spring (26), a linkage shaft (27), a rubber pressure resisting head (28) and a limiting sleeve (29), the first lifting frame (25) is fixedly arranged at the upper end of the supporting platform (3) in a vertical state, one side, close to the center of the supporting platform (3), of the first lifting frame (25) is specified to be an inner side, the linkage shaft (27) is movably inserted into the first lifting frame (25), the rubber pressure resisting head (28) is arranged at one end, close to the bearing bush, of the linkage shaft (27), the limiting sleeve (29) is fixedly arranged at the inner side of the first lifting frame (25), the limiting sleeve (29) and the linkage shaft (27) are coaxially arranged, the first spring (26) is sleeved outside the linkage shaft (27), one end of the first spring (26) is abutted against the rubber pressure resisting head (28), the other end is propped against a limit sleeve (29).
5. The processing equipment of the babbitt metal bearing bush according to claim 4, wherein the power mechanism (31) further comprises a supporting ring (39), four limit inserting rods (40), four fixing rod seats (41), two handles (42) and four second lifting frames (33), the four second lifting frames (33) are respectively and fixedly installed at the upper ends of the four first lifting frames (25), a supporting top plate (5) is fixedly installed at the upper ends of the four second lifting frames (33), the supporting ring (39) is coaxial with the through hole (6), the supporting ring (39) is arranged at the upper end of the supporting top plate (5), the motor (32) is fixedly installed with the supporting ring (39), the four fixing rod seats (41) are hung at the lower end of the supporting top plate (5) at equal intervals along the circumferential direction of the through hole (6), the four limit inserting rods (40) downwards penetrate through the supporting ring (39) and the supporting top plate (5) and then are fixedly installed in the four fixing rod seats (41), the two handles (42) are symmetrically arranged at the outer edge of the supporting ring (39), the transmission rotating shaft (34) is provided with a through groove (36), and the limiting short rod (38) penetrates through the through groove (36) in a horizontal state and then is fixedly inserted on the side wall of the linkage pipe sleeve (37).
6. The processing equipment for the babbitt metal bearing bush is characterized in that the first processing tool (43) comprises an L-shaped tool bit (44), a first tool rest (45), a positioning ring (46) and two tightening bolts (47), the cutting edge of the L-shaped tool bit (44) is used for simultaneously processing the plane and the side surface of the upper side port of the bearing bush, the first tool rest (45) is fixedly sleeved at the tail part of the L-shaped tool bit (44), the positioning ring (46) is fixedly sleeved outside the transmission rotating shaft (34), the first tool rest (45) and the positioning ring (46) are fixedly installed, the two tightening bolts (47) are distributed in a symmetrical state, and the two tightening bolts (47) penetrate through the positioning ring (46) in a horizontal state and abut against the outer wall of the transmission rotating shaft (34).
7. The processing equipment of the babbitt metal bearing bush according to claim 1, wherein the second processing cutter (48) comprises an arched cutter head (49), a second cutter frame (50), two first limit pin shafts (52) and two second springs (53), the cutting edge of the arched cutter head (49) is used for processing the inner wall of the bearing bush, the second cutter frame (50) is fixedly installed at the tail part of the arched cutter head (49), an arched pressure resisting head (51) is formed on the second cutter frame (50), the two first limit pin shafts (52) penetrate through the side wall of the linkage pipe sleeve (37) and the arched cutter head (49) in a horizontal state and are inserted into the inner wall of the linkage pipe sleeve (37), two second springs (53) are sleeved outside the two first limiting pin shafts (52), one ends of the second springs (53) are abutted against the arched tool bit (49), and the other ends of the second springs are abutted against the inner wall of the linkage pipe sleeve (37).
8. The processing equipment of the babbitt metal bearing bush according to claim 1, characterized in that the third processing tool (54) comprises an L-shaped short tool bit (55), a third tool holder (56), two third springs (59) and two second limit pin shafts (58), the cutting edge of the L-shaped short tool bit (55) is used for simultaneously processing the plane and the side surface of the lower side port of the bearing bush, the third tool holder (56) is fixedly arranged at the tail part of the L-shaped short tool bit (55), the third tool holder (56) is formed with a semi-arc pressing head (57), the two second limit pin shafts (58) horizontally penetrate through the side wall of the linkage pipe sleeve (37) and the third tool holder (56) and then are inserted into the inner wall of the linkage pipe sleeve (37), two third springs (59) are sleeved outside the two second limiting pin shafts (58), one end of each third spring (59) abuts against the third tool rest (56), and the other end of each third spring abuts against the inner wall of the linkage pipe sleeve (37).
9. A processing technology of a babbitt metal bearing shell, which comprises the processing equipment of the babbitt metal bearing shell as claimed in any one of claims 1 to 8, and is characterized in that the processing equipment comprises the following specific steps:
s1, in the positioning stage, after the Babbitt metal bearing bush fixed die is formed, after the two Babbitt metal bearing bushes are aligned, parameters of a positioning and clamping assembly (7) are adjusted according to specific diameters of the two Babbitt metal bearing bushes, when the two bearing bushes extend into the equipment, firstly, the two bearing bushes can contact with a second positioning and clamping mechanism (24), the second positioning and clamping mechanism (24) performs coarse positioning on the middle parts of the two bearing bushes, but as the two bearing bushes continue to extend downwards, the two bearing bushes can contact with a rubber pressing block (19) arranged on the side surface of a limiting bent pipe (18), at the moment, a rubber pressing strip (23) abuts against the upper parts of the bearing bushes, and when an operator rotates a hand crank (15), the hand crank slowly clamps along with two one-way clamping devices (16), and further positioning of the bearing bushes is completed;
s2, in the processing stage, when the motor (32) is started, the first processing cutter (43), the second processing cutter (48) and the third processing cutter (54) start to work, which is specifically represented as follows: the first machining tool (43) machines the plane and the side face of the port above the bearing bush at the same time, the second machining tool (48) machines the inner wall and the transition face of the inner wall and the ports on the two sides of the bearing bush at the same time, and the third machining tool (54) machines the plane and the side face of the port below the bearing bush, namely, the machining of multiple machining faces of the bearing bush is completed at the same time.
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| CN202210766329.3A CN114952310B (en) | 2022-07-01 | 2022-07-01 | Processing technology and equipment for babbit alloy bearing bush |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210766329.3A CN114952310B (en) | 2022-07-01 | 2022-07-01 | Processing technology and equipment for babbit alloy bearing bush |
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| CN114952310B CN114952310B (en) | 2022-12-06 |
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| CN114952310B (en) | 2022-12-06 |
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Denomination of invention: The processing technology and equipment of a babbitt alloy bearing bush Effective date of registration: 20230309 Granted publication date: 20221206 Pledgee: Zhejiang Zhuji Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang zhanggui Bearing Technology Co.,Ltd. Registration number: Y2023980034275 |