CN105014504A - Milling system and method for mill roller and bearing bushes of presser - Google Patents
Milling system and method for mill roller and bearing bushes of presser Download PDFInfo
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- CN105014504A CN105014504A CN201510370413.3A CN201510370413A CN105014504A CN 105014504 A CN105014504 A CN 105014504A CN 201510370413 A CN201510370413 A CN 201510370413A CN 105014504 A CN105014504 A CN 105014504A
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- bearing shell
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- roller
- roll shaft
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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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
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Abstract
The invention relates to manufacturing of bearing bushes. The invention discloses a milling system and method for a mill roller and bearing bushes of a presser in order to overcome the defects that the milling efficiency of the mill roller and the bearing bushes of an existing presser is low and the milling quality is not high. The milling system comprises the bearing bushes to be milled, the mill roller matched with the bearing bushes, a milling platform, bearing pedestals and a power device. The milling platform comprises two working tables arranged in the left and right direction. The tabletops of the two working tables are located on the same plane. The bearing bushes and the bearing pedestals are arranged at the two ends of the mill roller. The bearing pedestals are fixedly arranged on the working tables. The power device is connected with the mill roller and drives the mill roller to rotate. The mill roller rotates to mill the bearing bushes. In the milling system, when the bearing bushes are milled, the mill roller is supported by the bearing pedestals and the bearing bushes; the force borne when the mill roller and the bearing bushes are milled is quite close to the force borne when the mill roller and the bearing bushes work; in the milling process, the mill roller rotates, the bearing bushes located at the two ends of the mill roller are synchronously milled; the bearing bushes at the two ends are located on the same horizontal plane after being milled; and the milling quality and efficiency are high.
Description
Technical field
The present invention relates to the processing and manufacturing of bearing shell, more particularly, relate to a kind of squeezer and squeeze roll shaft watt milling system and method for grinding.
Background technology
Squeezing roller and bearing shell are the strength members of sugar refinery squeezer, and it is arranged on the axle journal two ends of squeezer top roller, preliminary roller and rear roller, and one end that every root squeezes roll shaft neck has top bearing shell and lower bearing two pieces of bearing shells.When squeezer rotates, bearing shell can fix squeezing roll shaft neck makes squeezing roller realize directional rotating, and bears the low speed heavy load of squeezing when roller rotates, and can play the effect that protection rubs simultaneously.Squeezer bearing shell needs level to install, and guarantees that squeeze roller horizontally rotates on bearing shell.
In order to reduce the friction of squeezing between roller and bearing shell, to scrape watt bearing shell, namely scraping being carried out to the negative camber of bearing shell to form the little concave point of oil storage at bearing shell negative camber.After bearing shell is scraped watt, bearing shell surface is quite coarse, few with the contact surface of the periphery squeezing roller rotating shaft position, directly be installed on squeezer and can cause squeezing roll shaft neck left and right both ends horizontal deviation, tile kilning or excessively heated axle phenomenon is there is when not only causing squeezer to run, and affect the squeeze efficiency of squeezer, so bearing shell needs the work of milling carrying out polishing and levelness with squeezing roll shaft neck before assembly.
It is by the ground for squeezing roller that traditional bearing shell is milled, bearing shell band bearing shell on the axle journal squeezing roller two ends, then artificial lever prizes bearing block and makes bearing shell do circular-rotation on squeezing roll shaft, allows and squeezes roll shaft neck and bearing shell friction until flat smooth of being milled by the burr of bearing shell.
Traditional squeezer bearing shell milling is support, bearing block rotation is carried out to friction and milled owing to adopting to squeeze roll shaft neck, the bearing shell at this milling squeezing roller two ends is milled can not be synchronous, and the bearing shell after milling can not ensure that bearing shell is maintained at the same horizontal plane after being arranged on crusher.And because the material of bearing shell is babbit be ensure bearing shell surface finish the velocity of rotation of bearing can not require can not be too fast, the mode that general employing manually prizes is difficult to control and mills speed and amount of feed of milling.Squeezer bearing shell is milled and is adopted the mode of bearing of manually prizing, not only effort and also milling efficiency not good.Tradition mill after bearing shell the contact surface of bearing shell and axle journal only can be made to reach the requirement of polishing, and levelness deviation is comparatively large, squeezer install after the roll spacing of forward and backward roller excessive with design roll spacing deviation.
Summary of the invention
The technical problem to be solved in the present invention is milled and synchronously can not be difficult to ensure to squeeze the shortcoming that roller two ends bearing shell is in same level after milling by prizing bearing shell manually to roller two ends bearing shell of milling, squeeze for the bearing shell of existing squeezer, and provide a kind of roller two ends bearing shell that squeezes synchronously to mill, guarantee to be in the squeezer squeezing roll shaft watt milling system in same level and method for grinding thereof after squeezing roller two ends bearing shell mills.
The present invention is the technical scheme realizing its object is such: construct a kind of squeezer and squeeze roll shaft watt milling system, the squeezing roller, platform of milling, bearing block, the power set that comprise the bearing shell of semi-annular shape to be milled, match with bearing shell, platform of milling comprises about two workbench arranged, the table top of two workbench is in the same plane, bearing shell is arranged in bearing block, the journal engagement at the two ends of bearing shell and squeezing roller, bearing block fixed installation on the table, power set are connected to drive with squeezing roller and squeeze roller and rotate, and during the rotation of squeezing roller, axle journal is milled to bearing shell.In the present invention, when bearing shell is milled, bearing block and bearing shell support squeezing roller, that squeezes when stressed and squeezing roller when roller and bearing shell are milled and bearing shell carry out squeezing work is closely stressed, squeeze roller when milling to rotate, be positioned at and squeeze the bearing shell at roller two ends and synchronously milled, the bearing shell at two ends is in same level after milling, quality of milling and efficiency high.
Squeeze in roll shaft watt milling system at above-mentioned squeezer, left and right workbench respectively has one measure for the datum plate squeezing roller level height and measure the height squeezing roll shaft heart distance datum plate, thus judge squeezing roller two ends whether level.
Squeeze in roll shaft watt milling system at above-mentioned squeezer, the front and rear of workbench is respectively equipped with the front support portion for fixed bearing block and rear support portion that protrude upward, and the height in front support portion is greater than the height in rear support portion.Rear support portion at least arranges about two detent mechanisms contacting with bearing block and locate and fix of arranging with respective in front support portion, in rear support portion is rear detent mechanism, in front support portion is prelocalization mechanism, and the bearing shell squeezing roller is made up of two semicircles, is respectively top bearing shell and lower bearing.Squeezing roller is divided into bottom roller (referring to preliminary roller and rear roller) and top to roll, during pair roller squeezing, bottom roller is horizontal direction to the active force of bearing shell, add bottom roller self heavier, it has larger downward pressure to bearing shell, therefore bottom roller is obliquely when squeezing to the force direction of lower bearing, therefore lower bearing is skewed installation, namely the opening part of bearing shell high before being in after low tilt forward and back state, in order to coordinate the installation of bearing shell, bearing block is also low after front height, namely bearing block front height is higher than rearward height, front support portion is provided with at least two and contacts the prelocalization mechanism of locating with bearing block, prelocalization mechanism has at least two be positioned at the bottom in front support portion and arrange in left and right, the top in front support portion preferably also has a prelocalization mechanism.Rear support portion is provided with about at least two arrangements and contacts the rear detent mechanism of locating with bearing block.Prelocalization mechanism and rear detent mechanism are used for fixed bearing block on the table, and the also radial position of regulating shaft bearing when fixed bearing block, makes the lower bearing in the bearing block on the workbench of left and right keep coaxial simultaneously.Detent mechanism is by establishing screwed hole and the bolt that coordinates with screwed hole to form in front support portion and rear support portion.For bottom roller, squeeze roller when carrying out squeezing operation, squeeze roller and also mainly active force is applied to lower bearing, milling of bearing shell is also mainly carried out lower bearing, when therefore bearing shell being milled, only can mill for lower bearing, not install bearing shell when milling, also can mill to top bearing shell and lower bearing when certainly milling simultaneously.To also mill to top bearing shell, then on lower bearing, cover top bearing shell again enclose squeezing roller in lower bearing after and fix with bearing cap.For top roller, the active force squeezed for bearing shell when roll-in is squeezed is equidirectional with the gravity squeezing roller, and be in vertical direction, therefore the bearing shell opening part of the semicircle shape at top roller two ends is in level, and the bearing block of corresponding top roller is anterior also roughly the same with the height at rear portion.
Squeeze in roll shaft watt milling system at above-mentioned squeezer, the bottom of two workbench in left and right is provided with base, and bottom front and the base of workbench are hinged, and the rear end, bottom of workbench is provided with the governor motion that workbench is rotated around anterior pin joint.Base and ground are fixed, the rear height of the governor motion liftable adjusting operating platform of rear end bottom workbench, and whole workbench can be rotated around its bottom front hinging pin shaft, thus the opening of adjusting operating platform top chock intermediate bushing towards.For the bottom roller (front squeezing roller and rear squeezing roller) in squeezer, the anterior and posterior height of bearing block is different, and bearing shell is arranged in bearing block, and its opening neither level, low after high before being rendered as.When squeezing, bottom roller has the power in horizontal direction, bottom roller is also passed on bearing shell in this horizontal direction, add bottom roller self gravitation, obliquely to the force direction of bearing shell during bottom roller squeezing, therefore for the installation of bottom roller on squeezer, the opening of its bearing shell is towards identical with the force direction of bottom roller to bearing shell, and half circular diameter opening part of bearing shell is skewed.But when squeezing roller to the milling of bearing shell, bottom roller there is no the active force in horizontal direction, therefore make milling, squeezing roller only has the gravity on vertical direction to the active force of bearing shell, symmetrical in order to squeeze when milling before and after power that roll shaft neck acts on bearing shell, therefore need the opening direction regulating bearing shell, make it opening up as far as possible.The present invention by the height at adjusting operating platform rear portion and the anterior-posterior horizontal gradient in adjusting operating platform face, thus realize regulating semicircle shape bearing shell opening towards.For the bearing shell of top roller, during installation, the bearing shell opening of semicircle shape also faces upward or downward, and opening part is in level, therefore with regard to needing, the table top of workbench is adjusted to horizontal level to milling of top roller.
Squeeze in roll shaft watt milling system at above-mentioned squeezer, the gearbox that the power set of bearing shell milling system comprise motor, are connected with motor output shaft, the output shaft of gearbox is connected with squeezing roller by transmission mechanism, such as, be connected with squeezing roller by gear, chain, drives and squeezes roller rotation.Power set are mainly used for driving and squeeze roller rotation, its form can be various, people can be allowed to prize with crowbar and to squeeze roller rotation, also can be wrapped in steel wire rope or chain the square toes end squeezing in the middle part of roller or squeeze roller, then with drafting tool as automobile, rise heavy industry machine, driving pull steel wire, thus squeezing roller is rotated, mill to bearing shell in the position that squeezing roller two ends contact with bearing shell.
The present invention is another technical scheme realizing its object is such: provide a kind of method that utilize aforementioned squeezer to squeeze bearing shell that roll shaft watt milling system carries out is milled, it comprises the steps:
S1: bearing block is fixedly mounted on two ends, the left and right workbench with platform of milling together with lower bearing;
S2: by the lifting of squeezing roller in the lower bearing in bearing block, the axle journal at squeezing roller two ends is coordinated with lower bearing;
S3: drive squeezing roller to rotate and lower bearing is milled.
Squeeze in roll shaft watt method for grinding at above-mentioned squeezer, the axiality regulating lower bearing in the workbench top chock of left and right is also comprised in S1 step, and adjustment regulates semicircle shape lower bearing opening vertically upward, the opening part of lower bearing is made to be in level or close to level, for bottom roller (front squeezing roller and rear squeezing roller), the anterior and posterior height of bearing block is different, bearing shell is arranged in bearing block, its opening neither level, low after high before being rendered as, symmetrical in order to squeeze when milling before and after power that roll shaft neck acts on bearing shell, therefore the opening direction regulating lower bearing is needed, make it opening up as far as possible.
Squeeze in roll shaft watt method for grinding at above-mentioned squeezer; in S3 step; also comprise shutting down and take out squeezing roller from bearing shell and detect bearing shell and the contact area percentage squeezing roller contact surface, if contact area percentage is less than 75%, again loads in bearing shell and squeeze roller and be rotated further squeezing roller and carry out bearing shell and mill.Due to manufacturing tolerance and wearing and tearing, region not all on bearing shell inner peripheral surface all contacts with the outer circumference surface squeezing roller two ends axle journal; Contact area percentage is exactly the ratio of area and the whole bearing shell inner periphery area that bearing shell inner peripheral surface contacts with squeezing roller.
Squeeze in roll shaft watt method for grinding at above-mentioned squeezer, before carrying out S2 step, to be also included on bearing shell inner peripheral surface or to spray on the axle journal squeezing roller two ends the step of attachment, attachment is for showing the contact area percentage of the contact surface of bearing shell and squeezing roller, when certain region on bearing shell inner peripheral surface contacts with squeezing roller, then the attachment in this region can be fallen by squeezing roller pivoting friction, the metallic luster of bearing shell itself is shown as in this region, and on bearing shell inner peripheral surface with squeezing the non-contacting region of roller, such as, sunk area on bearing shell inner peripheral surface, attachment is retained, there is attachment and form color distinction without the region of attachment, be convenient to measure.Attachment is for bearing shell, certain adhesive force should be had, not easily remove from bearing shell, unless through squeezing the directly contact rotation wearing and tearing of roller rotating shaft surface, such as at the iron rust that bearing shell inner circumferential surface is produced, or the hesive material of other tools, has the material of photoluminescent property, to utilize fluorescence to carry out contact area percentage statistical computation in the environment of dark with blending in attachment.
Compared with the grinding technology of the present invention and existing squeezing roll shaft watt, when bearing shell of the present invention is milled, bearing block and bearing shell support squeezing roller, what to squeeze when roller and bearing shell are milled stressed when working with squeezing roller and bearing shell is stressed close, squeeze roller when milling to rotate, be positioned at and squeeze the bearing shell at roller two ends and synchronously milled, the bearing shell at two ends is easily in same level after milling, quality of milling and efficiency high.
Accompanying drawing explanation
Fig. 1 is that the forward of squeezer of the present invention squeezing roll shaft watt milling system partly cuts open schematic diagram;
Fig. 2 is the top view that squeezer of the present invention squeezes the platform of milling of roll shaft watt milling system;
Fig. 3 is the side schematic view that squeezer of the present invention squeezes the squeezer bottom roller bearing shell of milling of roll shaft watt milling system.
Parts title and sequence number in figure:
Base 1, crossbeam 2, auxiliary girder 3, prelocalization mechanism 4, datum plate 5, top prelocalization mechanism 6, rear detent mechanism 7, workbench 8, bearing block 9, lower bearing 10, top bearing shell 11, bearing cap 12, rear support portion 13, front support portion 14, hinging pin shaft 15, squeezing roller square toes end 16, foundation bolt 17, nut 18, triangle wedge 19, squeezing roller 20.
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiments is described.
As shown in Fig. 1 Fig. 2, squeezer squeezes roll shaft watt milling system, the squeezing roller 20, platform of milling, the bearing block 9 that comprise bearing shell to be milled, match with bearing shell, platform of milling comprises about two workbench 8 arranged, two workbench 8 are connected by crossbeam 2, the bottom of workbench 8 has base 1, has auxiliary girder 3 under work top, and the work top of left and right workbench is in the same plane.As shown in Figure 3, the bottom front of workbench 8 and base 1 are undertaken hinged by hinging pin shaft 15, and the rear end, bottom of workbench is provided with the governor motion that workbench is rotated around anterior interface point.Base and ground are fixed, and the rear end of the governor motion liftable adjusting operating platform of rear end bottom workbench, makes whole workbench 8 can rotate around its bottom front, thus the opening of adjusting operating platform top chock intermediate bushing towards.Governor motion comprises the foundation bolt 17 be fixedly connected with base 1, the nut 18 matched with foundation bolt 17 and triangle wedge 19, the height of movable adjustable working table 8 rear end of triangle wedge 19, after adjusting to appropriate height, by fastening nut 18, workbench is fixed, prevents it from tumbling.
As shown in Figure 3, bearing shell is made up of two semicircles, be respectively top bearing shell 11 and lower bearing 10, top bearing shell 11 and lower bearing 10 form an annulus, lower bearing 10 is arranged in bearing block 9, top bearing shell 11 and lower bearing 10 are fixed in bearing block 9 by bearing cap, and the axle journal position of squeezing roller 13 two ends is positioned at the annulus of top bearing shell 11 and lower bearing 10 formation.The bottom of squeezer is squeezed roller 13 and is divided into preliminary roller and rear roller, when preliminary roller and rear roll-to-roll squeezing, the active force squeezing roller 13 pairs of lower bearinges 10 is horizontal direction, add squeezing roller 13 self heavier, it has larger downward pressure to lower bearing 10, therefore lower bearing 10 is skewed installation on squeezer, namely the opening part of lower bearing 10 high before being in after low tilt forward and back state, in order to coordinate the installation of lower bearing 10 and stressed, bearing block 9 is also low after front height, and namely the front height of bearing block 9 is higher than rearward height.But in this milling system, squeeze the effect of roller 20 pairs of lower bearinges only by the gravity effect on vertical direction, symmetrical in order to be the mill front and back of squeezing roll shaft neck to lower bearing, need the gradient before and after by governor motion (foundation bolt 17, nut 18, triangle wedge 19) adjustment workbench, make the opening part of the lower bearing 10 in bearing block 9 be in level as far as possible.
As shown in Fig. 2 Fig. 3, workbench 8 is in order to be fixed bearing block 9, prevent the process bottom bracket 9 milling from tumbling, be respectively arranged with in the front portion of workbench and rear portion and protrude upward front support portion 14 and rear support portion 13, the axial direction squeezing roller for fixed bearing block 9(is in the longitudinal direction left and right directions), wherein the height in front support portion 14 is greater than the height in rear support portion 13.Rear support portion 13 is arranged the rear detent mechanism 7 that about two arrangements are located with bearing block 9 lower contacts, front support portion 14 is provided with three prelocalization mechanisms, one of them is the top prelocalization mechanism 6 of the upper middle position being arranged on front support portion 14, two other is the prelocalization mechanism 4 being arranged on front support subordinate portion, Liang Ge prelocalization mechanism 4 arrangement in left and right of bottom, prelocalization mechanism 4, top prelocalization mechanism 6 and rear detent mechanism 7 are all be made up of the screwed hole in front support portion and rear support portion and the bolt in screwed hole, the end pushing tow bearing block 9 of bolt.Needed the front and back position of bearing block 9 and axially adjusting towards (also namely rotating regulating shaft bearing on the table top of workbench) of bearing shell before bearing block 9 is fixing, detent mechanism after the adjustment of position on fore-and-aft direction can be fixed the position of bearing block, the axle center of the lower bearing 10 in the two workbench top chocks 9 of left and right is coexisted on same straight line, keeps good axiality.A datum plate 5 is also provided with in the side of workbench 8, datum plate 5 on the workbench of left and right is in same level, after on the table top being placed into workbench at bearing block, the center of bearing shell is measured whether in same level according to this datum plate, datum plate is the reference plane in a upper-lower height, if the center of left and right two bearing shell is not in same level, also need to carry out padded adjustment to bearing block.
Squeeze roller when carrying out squeezing operation, squeeze roller and also mainly active force is applied to lower bearing 10, milling of bearing shell is also mainly carried out lower bearing 10, when bearing shell is milled, can only mill for lower bearing 10, do not install bearing shell 11 when milling, can carry out top bearing shell 11 and lower bearing 10 when certainly milling simultaneously yet.To also mill to top bearing shell 11, then on lower bearing 10, cover top bearing shell 11 again enclose squeezing roller in lower bearing 10 after and fix with bearing cap 12.
Bearing block (related lower bearing 10, install bearing shell 11 and bearing cap 12 if desired) with squeeze after roller installs, just need to rotate to squeeze roller, the rotation of squeezing roller can manual rotation, such as utilize lever manually to prize to squeeze roller and rotate, other power set also can be used to drive squeeze roller and rotate, the power set be such as made up of motor, the gearbox that is connected with motor output shaft drive, the output shaft of gearbox is connected with the square toes end 16 squeezing roller, drives squeezing roller 20 to rotate after motor start-up.Power set can also have its form, such as can be wrapped in the middle part of squeezing roller 20 or the square toes end squeezing roller with steel wire rope or chain, then with drafting tool as automobile, play heavy industry machine, driving pulls steel wire, thus squeezing roller is rotated, mill to bearing shell in the position that squeezing roller two ends contact with bearing shell.
The method that the bearing shell that the present invention utilizes aforementioned squeezer squeezing roll shaft watt milling system to carry out is milled, it comprises the steps:
S1: bearing block 9 is fixedly mounted on together with lower bearing 10 and mills on the workbench 8 at two ends, platform left and right; Need in fixing process to be adjusted by the position of prelocalization mechanism 4, top prelocalization mechanism 6 and rear detent mechanism 7 pairs of bearing blocks 9, make the center line of the lower bearing 10 at two ends, left and right on the same line.Also to pass through foundation bolt 17 in addition, the inclination in the running direction of adjustment structure adjusting operating platform that nut 18, triangle wedge 19 are formed, correspondence mill bottom roller (preliminary roller and the rear roller) of squeezer time, workbench 8 is tilted forward and back, thus make the opening of lower bearing 10 be in level, the bearing shell of top roller if mill, when then needing, the table top of workbench is in level, thus the bearing shell opening of top roller is in level.
S2: squeezing roller 20 is lifted in the lower bearing in bearing block 9, the axle journal at squeezing roller two ends is coordinated with lower bearing; Also install bearing shell 11 if desired, and be fixed by bearing cap 12.
S3: drive squeezing roller to rotate and mill to lower bearing 10, this step can have been come by power set.
Squeeze roller and carry out in the process that bearing shell mills rotating; also in time shut down; squeezing roller 20 is taken out from lower bearing; and detect lower bearing 10 and the contact area percentage squeezing the outer circumference surface of roller and contact; if contact area percentage is less than 75%, again loads to squeeze roller 20 and be rotated further in lower bearing 10 and squeeze roller 20 and carry out lower bearing 10 and mill; if contact area percentage is greater than 75%, then think that the miller of lower bearing 10 completes.Due to manufacturing tolerance and wear and tear uneven, region not all on the inner peripheral surface of lower bearing 10 all contacts with squeezing roller 15; Contact area percentage is the ratio of the inner periphery area of area and the whole lower bearing 10 that the inner peripheral surface of lower bearing 10 contacts with squeezing roller outer circumference surface.Lower bearing mill exactly in order to make the inner peripheral surface of lower bearing smooth, improve lower bearing 10 and the contact area of squeezing roll shaft neck periphery, the inner peripheral surface of lower bearing 10 is fully fully contacted with the outer circumference surface squeezing roll shaft neck, reduces bearing shell and the wearing and tearing of squeezing roll shaft neck.Conveniently measure the contact area percentage that lower bearing inner peripheral surface contacts with squeezing roll shaft neck outer circumference surface, load before squeezing roller in lower bearing, the inner peripheral surface of lower bearing sprays attachment, the contact area percentage that attachment contacts with squeezing roller for showing bearing shell, when certain region on bearing shell inner peripheral surface contacts with squeezing roller, then the attachment in this region can be rubbed off by squeezing roller, the metallic luster of bearing shell itself is shown as in this region, and on lower bearing inner peripheral surface with squeezing the non-contacting region of roller, such as, depressed area on lower bearing, attachment is retained, there is attachment and form color distinction without the region of attachment, be convenient to measure the non-contact area area on lower bearing inner peripheral surface.Attachment is for lower bearing, certain adhesive force should be had, not easily remove from bearing shell, unless directly contacted rotation wearing and tearing through squeezing roller journal surface, such as at the iron rust that lower bearing inner circumferential surface is produced, or the hesive material of other tools, can admix the material with photoluminescent property in attachment, to utilize fluorescence to carry out contact area percentage statistical computation in the environment of dark.
When bearing shell of the present invention is milled, bearing block and lower bearing support squeezing roller, what to squeeze when roller and lower bearing are milled stressed when working with squeezing roller and bearing shell is stressed close, squeeze roller when milling to rotate, be positioned at and squeeze the bearing shell at roller two ends and synchronously milled, the bearing shell at two ends is in same level after milling.
Claims (10)
1. a squeezer squeezes roll shaft watt milling system, the squeezing roller comprising the bearing shell of semi-annular shape to be milled, match with bearing shell, it is characterized in that comprising mill platform, bearing block, power set, described platform of milling comprises about two workbench arranged, the table top of described two workbench is in the same plane, described bearing shell is arranged in described bearing block, the journal engagement at described bearing shell and described squeezing roller two ends, described bearing block is fixedly mounted on described workbench, and described power set are connected with described squeezing roller and drive described squeezing roller to rotate.
2. squeezer according to claim 1 squeezes roll shaft watt milling system, it is characterized in that the front and rear of described workbench is respectively equipped with the front support portion for fixed bearing block and rear support portion protruded upward.
3. squeezer according to claim 2 squeezes roll shaft watt milling system, it is characterized in that described rear support portion and front support portion is at least arranged separately about two detent mechanisms contacting with described bearing block and locate and fix of arranging.
4. squeezer according to claim 1 squeezes roll shaft watt milling system, it is characterized in that the bottom of two workbench in described left and right is provided with base, bottom front and the described base of described workbench are hinged, and the rear end, bottom of described workbench is provided with the governor motion that described workbench is rotated around anterior pin joint.
5. squeezer according to claim 1 squeezes roll shaft watt milling system, and it is characterized in that the gearbox that described power set comprise motor, are connected with motor output shaft, the output shaft of described gearbox is connected with described squeezing roller by transmission mechanism.
6. utilize the bearing shell method for grinding that according to any one of claim 1 to 5, squeezer squeezing roll shaft watt milling system carries out, it is characterized in that comprising the steps:
S1: bearing block is fixedly mounted on together with bearing shell and mills on the workbench at two ends, platform left and right;
S2: by the lifting of squeezing roller in the bearing shell in bearing block, the axle journal at squeezing roller two ends is coordinated with bearing shell;
S3: drive squeezing roller to rotate and bearing shell is milled.
7. squeezer according to claim 6 squeezes roll shaft watt method for grinding, it is characterized in that in described S1 step, also comprise the axiality regulating bearing shell in the workbench top chock of left and right.
8. squeezer according to claim 6 squeezes roll shaft watt method for grinding, it is characterized in that also comprising in described S1 step regulate the opening of semicircle shape bearing shell towards.
9. squeezer according to claim 6 squeezes roll shaft watt method for grinding; it is characterized in that in described S3 step; also comprise shutting down and squeezing roller is taken out from bearing shell; and detect bearing shell inner peripheral surface and the contact area percentage squeezing roll shaft neck outer circumference surface and contact, if contact area percentage is less than 75%, again loads in bearing shell and squeeze roller and be rotated further squeezing roller and carry out bearing shell and mill.
10. squeezer according to claim 6 squeezes roll shaft watt method for grinding, it is characterized in that also being included in before carrying out S2 step on bearing shell inner peripheral surface or squeeze roll shaft neck periphery on spray the step of attachment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370413.3A CN105014504B (en) | 2015-06-30 | 2015-06-30 | Squeezer squeezes roll shaft watt milling system and method for grinding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510370413.3A CN105014504B (en) | 2015-06-30 | 2015-06-30 | Squeezer squeezes roll shaft watt milling system and method for grinding |
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| CN105014504A true CN105014504A (en) | 2015-11-04 |
| CN105014504B CN105014504B (en) | 2017-07-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618569A (en) * | 2021-10-13 | 2021-11-09 | 南通泾达船用轴瓦有限公司 | Bearing bush grinding device |
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| CN102049711A (en) * | 2009-10-27 | 2011-05-11 | 鞍钢重型机械有限责任公司 | Method for grinding large-weight mill roll by holding of static pressure bracket |
| CN102233545A (en) * | 2010-04-20 | 2011-11-09 | 宝山钢铁股份有限公司 | Fixture for processing continuous curved surface |
| CN201889694U (en) * | 2010-11-19 | 2011-07-06 | 重庆潍柴发动机厂 | Grinding device of matching surfaces of engine body bearing seat and bearing cover |
| CN201979381U (en) * | 2011-01-24 | 2011-09-21 | 宝山钢铁股份有限公司 | Processing device for bearing bush of dissection bearing seat |
| CN103674747A (en) * | 2013-11-21 | 2014-03-26 | 潍柴动力股份有限公司 | Engine bearing bush abrasion test table |
| CN204843764U (en) * | 2015-06-30 | 2015-12-09 | 广西农垦糖业集团红河制糖有限公司 | Squeezer presses roller tile system of milling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618569A (en) * | 2021-10-13 | 2021-11-09 | 南通泾达船用轴瓦有限公司 | Bearing bush grinding device |
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| CN105014504B (en) | 2017-07-18 |
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