CN202811829U - Spherical self-aligning sliding bearing for roll squeezer - Google Patents
Spherical self-aligning sliding bearing for roll squeezer Download PDFInfo
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- CN202811829U CN202811829U CN 201220504658 CN201220504658U CN202811829U CN 202811829 U CN202811829 U CN 202811829U CN 201220504658 CN201220504658 CN 201220504658 CN 201220504658 U CN201220504658 U CN 201220504658U CN 202811829 U CN202811829 U CN 202811829U
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Abstract
The utility model discloses a spherical self-aligning sliding bearing for a roll squeezer. The spherical self-aligning sliding bearing for the roll squeezer belongs to the technical field of bearings, wherein a bearing segment of a work roll shaft of the roll squeezer is assembled in a spherical tile, the spherical tile is arranged in a concave spherical seat, the concave spherical seat is fixedly arranged on a bearing seat, a limit block which limits the spherical tile and the concave spherical seat to slide along the peripheral direction of the work roll shaft of the roll squeezer is arranged in the bearing seat, a shaft sleeve is further sleeved outside the bearing segment of the work roll shaft of the roll squeezer, wrap angles of the spherical tile are less than or equal to 180 degrees, and included angles alpha between the plane of an opening of the spherical tile and the vertical direction and between the plane of an opening of the concave spherical seat and the vertical direction are arbitrary values between 15 degrees and 45 degrees. A self-aligning block is arranged on the plane of the opening of the spherical tile, the self-aligning block is fit with the limit block, and the limit block limits the spherical tile to slide along the peripheral direction of the work roll shaft of the roll squeezer through the self-aligning block. The spherical self-aligning sliding bearing for the roll squeezer is simple in structure, low in making cost, wide in range of application, and strong in generality.
Description
Technical field
The utility model relates to the bearing part, particularly a kind of spherical aligning sliding bearing that supports roller of rolling machine that is used for installing roller in a kind of roll squeezer.
Background technique
Roll squeezer work roll spring bearing belongs to low-speed heave-load, bearings ratio to press is had than Gao Youqiu, but linear velocity is low, roll squeezer all adopts rolling bearing for a long time, such as selfaligning roller bearing, four row roller bearings etc., what wherein obtain comparatively extensive use is biserial roller spherical self-aligning bearing.But at present roll squeezer faces the maximization market demand, and the manufactured materials of large-size rolling bearing and technological requirement are higher, and it is long to have a manufacture cycle, and quality can't guarantee, the high limitation of manufacture cost.
Roll squeezer in use, bearing shell is positioned at the below of roll shaft supporting section, so that bearing shell will be subject to the downward gravity of roll shaft on the one hand, in addition on the one hand, material is extruded between two roll shafts, simultaneously material can be given reciprocal power of roll shaft, and is applied on the bearing shell, being applied on the bearing shell obliquely with joint efforts of above-mentioned two power.During the optimum state, the direction of making a concerted effort is 45 ° with respect to the angle between the vertical direction, but when roll shaft is unloaded, roll shaft is not subjected to the reaction of material, make a concerted effort (being the gravity of roll shaft) when being applied on the bearing shell, skew has occured in the resultant direction during with respect to the optimum state, makes roll shaft uneven to the wearing and tearing of bearing shell; And when the roll shaft full load, the reaction force that roll shaft is subject to material is larger, and when therefore making a concerted effort to be applied on the bearing shell, the resultant direction during with respect to the optimum state also can be offset, and makes equally roll shaft uneven to the wearing and tearing of bearing shell.The size of roll shaft is different simultaneously, also can make roll shaft that bearing bush abrasion is brought different effects, when the size of roll shaft is larger, the reaction force that the material roll shaft applies is less, resultant direction is offset during also with respect to the optimum state on bearing shell, when the size of roll shaft hour, the reaction force that the material roll shaft applies is larger, resultant direction also is offset during with respect to the optimum state on bearing shell, therefore so that roll shaft is uneven to the wearing and tearing of bearing shell, accelerate the wearing and tearing of bearing shell, the life-span of bearing is reduced.
The model utility content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, provide a kind of simple in structure, low cost of manufacture, can satisfy the spherical aligning sliding bearing for roll squeezer of quality requirement, this sliding bearing can satisfy roll shaft at fully loaded situation or even overload between the unloaded situation, the resultant direction that bearing shell is applied all can support roll shaft when changing equably, be suitable for simultaneously the roll shaft of different size, the resultant direction that bearing shell is applied also can support roll shaft when changing equably, so that the longer service life of sliding bearing is of a specified duration.
The technical solution adopted in the utility model is as follows:
Spherical aligning sliding bearing for roll squeezer of the present utility model, comprise spherical bush, concave spherical surface seat and bearing support, roll squeezer work roll shaft supporting section is assemblied in the spherical bush, described spherical bush is installed in the concave spherical surface seat, described concave spherical surface seat matches with spherical bush, the concave spherical surface seat is fixedly mounted on the bearing support, the limiting stopper that restriction spherical bush and concave spherical surface seat slide along roll squeezer work roll shaft circumferencial direction is installed in the described bearing support, outside roll squeezer work roll shaft supporting section, also be set with axle sleeve, the outer round surface of axle sleeve places in the spherical bush internal circular surfaces, form circumferential sliding friction pair with the spherical bush internal circular surfaces, described spherical bush is less than or equal to the spherical bush of 180 ° of cornerites, it is characterized in that: between the plane of the opening and vertical direction of spherical bush, the plane of the opening of concave spherical surface seat and the angle α between the vertical direction are the arbitrary value between 15 °～45 °; The plane of the opening place of described spherical bush is furnished with the aligning piece, and described aligning piece and limiting stopper are fitted, and makes limiting stopper pass through aligning piece restriction spherical bush and slides along roll squeezer work roll shaft circumferencial direction.
Owing to adopted said structure, bearing support is mainly used in carrying the gravity of whole bearing and roll shaft, and the concave spherical surface seat is installed on the bearing support, mainly matches with spherical bush, wherein the cross section of spherical bush is arcuate structure, so also curved structure of the face that matches with spherical bush of spheric seating; The cornerite of spherical bush can be installed on the roll squeezer work roll shaft supporting section quickly and easily less than or equal to 180 °, if cornerite greater than 180 °, then can have influence on the installation of spherical bush; Simultaneously outside roll squeezer work roll shaft supporting section, be set with axle sleeve, the outer round surface of axle sleeve places in the spherical bush internal circular surfaces, form circumferential sliding friction pair with the spherical bush internal circular surfaces, so that roll shaft is when rotating, frictional loss between axle sleeve and the spherical bush is avoided roll squeezer work roll axle supporting section is caused wearing and tearing, thereby has been increased the working life of roll shaft, the outer round surface of axle sleeve and spherical bush internal circular surfaces form circumferential sliding friction pair, so that whole bearing forms radial bearing.Spherical bush and the concave spherical surface seat fix, so that between the plane of the opening and vertical direction of spherical bush, the plane of the opening of concave spherical surface seat and the angle α between the vertical direction be the arbitrary value between 15 °～45 °, this value can be integer, also can be decimal, select according to actual needs, and the plane of the opening of spherical bush flushes with the plane of the opening of concave spherical surface seat; The angle of inclination of spherical bush and concave spherical surface seat is the arbitrary value between 15 °～45 °, tilt 45 ° the time with respect to spherical bush and concave spherical surface seat, the utility model can be according to roll shaft in fully loaded situation, overload, unloaded situation or between free position adjust the angle of inclination of mounting spherical watt and concave spherical surface seat, when the needs roll shaft is in fully loaded or even overload for a long time, the reaction force of material roll shaft is larger, therefore roll squeezer work roll shaft supporting section is applied to and just comparatively tilts with respect to vertical direction making a concerted effort on the spherical bush, just need to will adjust the angle of inclination of spherical bush and concave spherical surface seat this moment, spherical bush and concave spherical surface seat are arranged more obliquely, also namely need angle α between spherical bush and concave spherical surface seat and the vertical direction more near 15 °, thereby guarantee fully loaded or during overload, roll squeezer work roll shaft supporting section is to making a concerted effort that spherical bush applies, remain at the middle part of spherical bush, so that spherical bush and concave spherical surface seat support whole roll shaft all the time equably; In like manner, when the roll shaft size less, the reaction force of material roll shaft is larger, roll squeezer work roll shaft supporting section is applied on the spherical bush resultant direction and also comparatively tilts with respect to vertical direction, also need angle α between spherical bush and concave spherical surface seat and the vertical direction more near 15 °, thereby the roll shaft size hour, and spherical bush and concave spherical surface seat still can support whole roll shaft equably, guarantee its working life.On the contrary, when the needs roll shaft is in little load or even unloaded state for a long time, the reaction force of material roll shaft is less, the resultant direction that roll squeezer work roll shaft supporting section is applied on the spherical bush is just less with respect to the angle of inclination of vertical direction, at this moment, to the active force of spherical bush even can be close to the gravity of roll shaft self, therefore just need angle α between spherical bush and concave spherical surface seat and the vertical direction more near 45 °, make spherical bush still can support equably whole roll shaft, working life guarantee period, same reason, when the roll shaft size is larger, the impact of the reaction force of material roll shaft is just less, at this moment, also needs angle α between spherical bush and concave spherical surface seat and the vertical direction more near 45 °.So spherical aligning sliding bearing for roll squeezer of the present utility model, between the plane of the opening and vertical direction with spherical bush, the plane of the opening of concave spherical surface seat and the angle α between the vertical direction are the arbitrary value between 15 °～45 °, when roll shaft is in zero load, during fully loaded even overload, when perhaps roll shaft is in unloaded free position between overload, roll shaft to spherical bush apply make a concerted effort to change the time, spherical bush and concave spherical surface seat still can support roll shaft equably, tilt 45 ° the time with respect to spherical bush and concave spherical surface, Applicable scope is larger, more can satisfy on-the-spot being suitable for, the user can adjust according to the needs of actual field processing the angle of inclination of spherical bush and concave spherical surface, guarantee that spherical bush and concave spherical surface seat support roll shaft all the time equably, avoid concentrations ground to the spherical bush wearing and tearing, prolong the shelf life of this sliding bearing.Plane of the opening place at spherical bush is furnished with the aligning piece, plane of the opening and limiting stopper that the aligning piece substitutes spherical bush fit, can avoid the end of spherical bush and the friction between the limiting stopper that wearing and tearing are caused in the end of spherical bush on the one hand, thereby affect the normal rotation of roll shaft; In addition on the one hand, the aligning piece is positioned at the end face of spherical bush, end face and limiting stopper with spherical bush fits simultaneously, when roll shaft rotates, driving spherical bush has the trend of rotation, this aligning piece just fits tightly with limiting stopper, and at the aligning piece single face or two-sided arc shaped surface are set, this regulating block has the function of self-aligning, when this spherical bush has the trend of rotation, the aligning piece is adjusted the applying position of itself and limiting stopper, then realize aligning, thereby so that limiting stopper can limit the slip of spherical bush and concave spherical surface seat effectively, and can rotate not drive the trend that spherical bush rotates because of roll shaft the time, spherical bush contacts the loss that causes firmly with limiting stopper, thereby has prolonged its working life.
Spherical aligning sliding bearing for roll squeezer of the present utility model, the bottom surface of described aligning piece and the plane of the opening of spherical bush are fitted, the upper surface of described aligning piece is arc shaped surface, described limiting stopper fits with the arc shaped surface of aligning piece, the plane of the opening of concave spherical surface seat simultaneously, and restriction spherical bush and concave spherical surface seat slide along roll squeezer work roll shaft circumferencial direction.
Owing to adopted said structure, the upper surface of aligning piece is set to arc shaped surface, this arc shaped surface and limiting stopper are fitted, the one side relative with arc shaped surface fits in the end face of spherical bush on the aligning piece, and the end and the limiting stopper that make the aligning piece can substitute spherical bush fit, and this aligning piece has the effect of self-aligning, producing stress when avoiding contacting with limiting stopper concentrates, cause damage, thereby guarantee to use safety, increase the service life; The one side that the arc shaped surface of limiting stopper and aligning piece is fitted, plane of the opening with the concave spherical surface seat fits simultaneously, thereby make limiting stopper can limit simultaneously spherical bush and the concave spherical surface seat slides along roll squeezer work roll shaft circumferencial direction, thereby guarantee that roll shaft is in rotation process, spherical bush and concave spherical surface seat holding position are firm, guarantee the use safety of whole bearing.
Spherical aligning sliding bearing for roll squeezer of the present utility model, described angle α are the arbitrary value between arbitrary value between 15 °～30 ° or 30 °～45 °.
Owing to adopted said structure, when roll shaft is in fully loaded or overload, perhaps the size of roll shaft hour, the reaction force of material roll shaft is larger, can support equably roll shaft in order to ensure spherical bush and concave spherical surface seat, therefore just need to select the value of angle less, the value that can select angle α is the arbitrary value between 15 °～30 °, can be integer, also can be decimal, when satisfying that roll shaft is on-the-spot to be used, the even wearing of spherical bush is advisable, prolong the working life of bearing; When roll shaft is in little load or zero load, when perhaps the size of roll shaft is larger, the reaction force of material roll shaft is less, can support equably roll shaft in order to ensure spherical bush and concave spherical surface seat, therefore just need to select the value of angle larger, the value that can select angle α is the arbitrary value between 30 °～45 °, can be integer, also can be decimal, thereby guarantee that the wearing and tearing that spherical bush is subject to are comparatively even, prolong the working life of bearing.
Spherical aligning sliding bearing for roll squeezer of the present utility model, described angle α are the arbitrary value between arbitrary value between 20 °～25 ° or 35 °～40 °.
Owing to adopted said structure, when roll shaft is in fully loaded or overload, perhaps the size of roll shaft hour, can select best angle α is arbitrary value between 20 °～25 °, can be integer, also can be decimal; When being in little load or zero load when roll shaft, when perhaps the size of roll shaft was larger, the angle α that can select the best is the arbitrary value between 35 °～40 °, can select according to the actual needs, and was applied widely.
Spherical aligning sliding bearing for roll squeezer of the present utility model, described angle α are 20 ° or 21 ° or 22 ° or 23 ° or 24 ° or 25 ° or 35 ° or 36 ° or 37 ° or 38 ° or 39 ° or 40 °.
Owing to adopted said structure, needs according to the actual field construction, when roll shaft is in zero load, little load, large load, during fully loaded or overload, can select as required and adjust between the plane of the opening and vertical direction of spherical bush, the plane of the opening of concave spherical surface seat and the size of the angle α value between the vertical direction, also namely can select best angle α is 20 ° or 21 ° or 22 ° or 23 ° or 24 ° or 25 ° or 35 ° or 36 ° or 37 ° or 38 ° or 39 ° or 40 °, be advisable to satisfy the site operation use, this sliding bearing applied widely, versatility is stronger, is fit to apply.
Spherical aligning sliding bearing for roll squeezer of the present utility model is equipped with thrustor between the bearing support of the relative side of concave spherical surface seat and axle sleeve.
Owing to adopted said structure, thrustor applies active force to roll squeezer work roll axle supporting section, thereby so that roll squeezer work roll shaft supporting section remains the trend with the applying of spherical bush, avoid rotating when too fast when roll shaft, produce skip phenomenon, and break away from and the contacting of spherical bush, cause the concentrated wear of spherical bush or impact excessive phenomenon.
Spherical aligning sliding bearing for roll squeezer of the present utility model has positive stop lug boss at the two ends of axle sleeve, reserves the gap of 3～15mm between positive stop lug boss and the spherical bush.
Owing to adopted said structure, by this positive stop lug boss, make spherical bush all the time on the outer ring of axle sleeve with the circumferential sliding friction pair of its generation, the gap of preset clearance, the effect that compensation is expanded with heat and contract with cold is simultaneously so that assemble more convenient.
Spherical aligning sliding bearing for roll squeezer of the present utility model has positive stop lug boss at the two ends of axle sleeve, forms the axially movable matching relationship of restraint of labour roller between positive stop lug boss and the spherical bush.
Owing to adopted said structure, positive stop lug boss and spherical bush cooperatively interact, and its Intermediate shaft sleeve is fixed on the roll shaft, thereby can limit roll shaft movement in the axial direction, guarantee that it uses safety.
Spherical aligning sliding bearing for roll squeezer of the present utility model is equipped with the contact temperature-measuring device on the sleeve outer circle surface.
Owing to adopted said structure, can be for detection of the temperature value of generation after axle sleeve and the spherical bush friction by this contact temperature-measuring device, when spherical bush damaged, this temperature value was larger, thereby was convenient to realize the monitoring to bearing, avoided occuring security incident.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are:
1, spherical aligning sliding bearing for roll squeezer of the present utility model is simple in structure, and low cost of manufacture can satisfy quality requirement, and is applied widely, highly versatile;
2, spherical aligning sliding bearing for roll squeezer of the present utility model, can satisfy roll shaft at fully loaded situation or even overload between the unloaded situation, the resultant direction that bearing shell is applied all can support roll shaft when changing equably;
3, spherical aligning sliding bearing for roll squeezer of the present utility model, the roll shaft of applicable different size, the resultant direction that bearing shell is applied also can support roll shaft when changing equably, so that the longer service life of sliding bearing is of a specified duration.
Description of drawings
Fig. 1 is the structural drawing of spherical aligning sliding bearing for roll squeezer of the present utility model.
Fig. 2 is that spherical aligning sliding bearing for roll squeezer of the present utility model is installed in the schematic representation in the roll squeezer;
Fig. 3 is the cooperating structure schematic representation of limiting stopper and aligning piece in the utility model.
Mark among the figure: 1-roll squeezer work roll, 2-thrustor, 3-limiting stopper, 4-spherical bush, 5-concave spherical surface seat, 6-bearing support, 7-axle sleeve, 8-aligning piece, 9-positive stop lug boss.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Such as Fig. 1, Fig. 2 and shown in Figure 3, spherical aligning sliding bearing for roll squeezer of the present utility model, comprise spherical bush 4, concave spherical surface seat 5 and bearing support 6, roll squeezer work roll 1 axle supporting section is assemblied in the spherical bush 4, described spherical bush 4 is installed in the concave spherical surface seat 5, described concave spherical surface seat 5 matches with spherical bush 4, concave spherical surface seat 5 is fixedly mounted on the bearing support 6, the limiting stopper 3 that restriction spherical bush 4 and concave spherical surface seat 5 slide along roll squeezer work roll 1 axle circumferencial direction is installed in the described bearing support 6, so that spherical bush 4 only can form a certain amount of displacement with the roll shaft disturbance, realize the aligning function of bearing, outside roll squeezer work roll 1 axle supporting section, also be set with axle sleeve 7, the outer round surface of axle sleeve 7 places in spherical bush 4 internal circular surfaces, form circumferential sliding friction pair with spherical bush 4 internal circular surfaces, described spherical bush 4 is the spherical bushs 4 less than or equal to 180 ° of cornerites, is convenient to install and make, and can increase manufacturing and installation difficulty when cornerite surpasses 180 °; The arbitrarily angled layout that tilts between 15 °～45 ° less than or equal to 180 ° half-watt spherical bushs 4 and concave spherical surface seat 5, be used for adapting to unloaded, little load, heavy duty, the variation of loading direction during fully loaded or overload, evenly bear load, wherein between the plane of the opening and vertical direction of spherical bush 4, the plane of the opening of concave spherical surface seat 5 and the angle α between the vertical direction are 15 °, 16 °, 17 °, 18 °, 19 ° ... 41 °, 42 °, 43 °, arbitrary integer value between 44 °, also this angle α also can be the arbitrarily small numerical value between 15 ° to 45 °, such as 15.1 °, 16.2 °, 20.7 °, 33.4 °, 40.8 °, 44.3 ° grade is decimal arbitrarily, can select according to actual needs; Wherein the plane of the opening place of spherical bush 4 is furnished with aligning piece 8, described aligning piece 8 is fitted with limiting stopper 3, limiting stopper 3 and the end face of spherical bush 4 are fitted, wherein the upper surface of aligning piece 8 is arc shaped surface, described limiting stopper 3 fits with the arc shaped surface of aligning piece 8, the plane of the opening of concave spherical surface seat 5 simultaneously, and restriction spherical bush 4 and concave spherical surface seat 5 slide along roll squeezer work roll 1 axle circumferencial direction.Two ends at roll squeezer driving end axle sleeve 7 have positive stop lug boss 9, form the axially movable matching relationship of restraint of labour roller between positive stop lug boss 9 and the spherical bush 4, play the effect of location; Non-transmision end is reserved the gap of 3～15mm between the positive stop lug boss 9 of axle sleeve 7 and the spherical bush 4, be used for the effect that compensation is expanded with heat and contract with cold, and is convenient to install.Unsceptered in order to prevent the work roll preshoot, can between the bearing support 6 of concave spherical surface seat 5 relative sides and axle sleeve 7, thrustor 2 be installed, make roll shaft that the trend of fitting with spherical bush 4 be arranged all the time.Can also pass through contact temperature-measuring watt detection axle sleeve 7 outer round surface, promptly and accurately grasp the temperature conditions of tiling friction pair.
The structural dimensions that should note bearing in design process should satisfy: a. specific pressure＜=20MPa, b. linear velocity=0.5-3m/s.Maximum load and rate request when the selection of the tiling friction material of spherical bush 4 will guarantee to use, and stop enough rich degree.Lubricating according to the performance of new-type friction material and the working condition requirement of bearing of bearing can be adopted and be forced thin oil or grease lubrication.
Spherical aligning sliding bearing for roll squeezer of the present utility model, when the needs roll shaft is in fully loaded or even overload for a long time, the reaction force of material roll shaft is larger, therefore roll squeezer work roll 1 axle supporting section is applied to and just comparatively tilts with respect to vertical direction making a concerted effort on the spherical bush 4, just need to will adjust the angle of inclination of spherical bush 4 and concave spherical surface seat 5 this moment, spherical bush 4 and concave spherical surface seat 5 are arranged more obliquely, also namely need angle α between spherical bush 4 and concave spherical surface seat 5 and the vertical direction more near 15 °, can be at 15 °, 16 °, 17 °, 18 °, 19 ° ... 28 °, 29 °, select arbitrarily integer between 30 °, also can select in the arbitrary small number between 15 ° to 30 °, such as 15.3 °, 18.4 °, 22.5 ° grade is fractional value arbitrarily, thereby guarantee fully loaded or during overload, roll squeezer work roll 1 axle supporting section is to making a concerted effort that spherical bush 4 applies, remain at the middle part of spherical bush 4, so that spherical bush 4 and concave spherical surface seat 5 support whole roll shaft all the time equably; In like manner, when the roll shaft size less, the reaction force of material roll shaft is larger, roll squeezer work roll 1 axle supporting section is applied on the spherical bush 4 resultant direction and also comparatively tilts with respect to vertical direction, also need angle α between spherical bush 4 and concave spherical surface seat 5 and the vertical direction more near 15 °, can be at 15 °, 16 °, 17 ° ... select arbitrarily integer or decimal between 28 °, 29 °, 30 °, thereby the roll shaft size hour, spherical bush 4 and concave spherical surface seat 5 still can support whole roll shaft equably, guarantee its working life.On the contrary, when the needs roll shaft is in little load or even unloaded state for a long time, the reaction force of material roll shaft is less, the resultant direction that roll squeezer work roll 1 axle supporting section is applied on the spherical bush 4 is just less with respect to the angle of inclination of vertical direction, at this moment, to the active force of spherical bush 4 even can be close to the gravity of roll shaft self, therefore just need angle α between spherical bush 4 and concave spherical surface seat 5 and the vertical direction more near 45 °, can select arbitrarily a value between 30 °～45 °, thereby make spherical bush 4 still can support equably whole roll shaft, working life guarantee period, same reason, when the roll shaft size is larger, the impact of the reaction force of material roll shaft is just less, at this moment, also needs angle α between spherical bush 4 and concave spherical surface seat 5 and the vertical direction more near 45 °, can select arbitrarily a value between 30 °～45 °, be advisable to satisfy ready-made needs.
Certainly according to the construction needs of actual field, when roll shaft is in fully loaded or overload, perhaps the size of roll shaft hour, can select best angle α is 20 ° or 21 ° or 2 ° or 23 ° or 24 ° or 25 °; When roll shaft is in little load or zero load, when perhaps the size of roll shaft was larger, can select best angle α was 35 ° or 36 ° or 37 ° or 38 ° or 39 ° or 40 °, can select according to the actual needs, applied widely.
Spherical aligning sliding bearing for roll squeezer of the present utility model, according to roll shaft when zero load, little load, large load, the fully loaded or even overload, between the plane of the opening and vertical direction with spherical bush 4, the plane of the opening of concave spherical surface seat 5 and the angle α between the vertical direction be chosen in and select arbitrarily integer and decimal between 15 ° to 45 °, thereby can adjust according to on-the-spot actual needs, thereby more satisfy on-the-spot user demand, guarantee its even wearing, longer service life.
Spherical aligning sliding bearing for roll squeezer of the present utility model, simple in structure, low cost of manufacture can satisfy quality requirement, and is applied widely, highly versatile; Can satisfy roll shaft at fully loaded situation or even overload between the unloaded situation, the resultant direction that bearing shell is applied all can support roll shaft when changing equably; The roll shaft of applicable different size, the resultant direction that bearing shell is applied also can support roll shaft when changing equably, so that the longer service life of sliding bearing is of a specified duration.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (9)
1. spherical aligning sliding bearing for roll squeezer, comprise spherical bush, concave spherical surface seat and bearing support, roll squeezer work roll shaft supporting section is assemblied in the spherical bush, described spherical bush is installed in the concave spherical surface seat, described concave spherical surface seat matches with spherical bush, the concave spherical surface seat is fixedly mounted on the bearing support, the limiting stopper that restriction spherical bush and concave spherical surface seat slide along roll squeezer work roll shaft circumferencial direction is installed in the described bearing support, outside roll squeezer work roll shaft supporting section, also be set with axle sleeve, the outer round surface of axle sleeve places in the spherical bush internal circular surfaces, form circumferential sliding friction pair with the spherical bush internal circular surfaces, described spherical bush is less than or equal to the spherical bush of 180 ° of cornerites, it is characterized in that: between the plane of the opening and vertical direction of spherical bush, the plane of the opening of concave spherical surface seat and the angle α between the vertical direction are the arbitrary value between 15 °～45 °; The plane of the opening place of described spherical bush is furnished with the aligning piece, and described aligning piece and limiting stopper are fitted, and makes limiting stopper pass through aligning piece restriction spherical bush and slides along roll squeezer work roll shaft circumferencial direction.
2. spherical aligning sliding bearing for roll squeezer as claimed in claim 1, it is characterized in that: the bottom surface of described aligning piece and the plane of the opening of spherical bush are fitted, the upper surface of described aligning piece is arc shaped surface, described limiting stopper fits with the arc shaped surface of aligning piece, the plane of the opening of concave spherical surface seat simultaneously, and restriction spherical bush and concave spherical surface seat slide along roll squeezer work roll shaft circumferencial direction.
3. spherical aligning sliding bearing for roll squeezer as claimed in claim 1 or 2 is characterized in that: described angle α is the arbitrary value between arbitrary value between 15 °～30 ° or 30 °～45 °.
4. spherical aligning sliding bearing for roll squeezer as claimed in claim 3 is characterized in that: described angle α is the arbitrary value between arbitrary value between 20 °～25 ° or 35 °～40 °.
5. spherical aligning sliding bearing for roll squeezer as claimed in claim 4, it is characterized in that: described angle α is 20 ° or 21 ° or 22 ° or 23 ° or 24 ° or 25 ° or 35 ° or 36 ° or 37 ° or 38 ° or 39 ° or 40 °.
6. such as claim 1 or 2 or 4 or 5 described spherical aligning sliding bearing for roll squeezer, it is characterized in that: between the bearing support of the relative side of concave spherical surface seat and axle sleeve, thrustor is installed.
7. such as claim 1 or 2 or 4 or 5 described spherical aligning sliding bearing for roll squeezer, it is characterized in that: the two ends at axle sleeve have positive stop lug boss, reserve the gap of 3～15mm between positive stop lug boss and the spherical bush.
8. such as claim 1 or 2 or 4 or 5 described spherical aligning sliding bearing for roll squeezer, it is characterized in that: the two ends at axle sleeve have positive stop lug boss, form the axially movable matching relationship of restraint of labour roller between positive stop lug boss and the spherical bush.
9. such as claim 1 or 2 or 4 or 5 described spherical aligning sliding bearing for roll squeezer, it is characterized in that: on the sleeve outer circle surface contact temperature-measuring device is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220504658 CN202811829U (en) | 2012-09-29 | 2012-09-29 | Spherical self-aligning sliding bearing for roll squeezer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220504658 CN202811829U (en) | 2012-09-29 | 2012-09-29 | Spherical self-aligning sliding bearing for roll squeezer |
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| Publication Number | Publication Date |
|---|---|
| CN202811829U true CN202811829U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220504658 Expired - Lifetime CN202811829U (en) | 2012-09-29 | 2012-09-29 | Spherical self-aligning sliding bearing for roll squeezer |
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| CN (1) | CN202811829U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151296A (en) * | 2016-08-17 | 2016-11-23 | 常州市武进长江滚针轴承有限公司 | Can thermometric rolling bearing |
| CN109611448A (en) * | 2018-12-21 | 2019-04-12 | 成都利君实业股份有限公司 | A kind of adjusting center sliding bearing |
-
2012
- 2012-09-29 CN CN 201220504658 patent/CN202811829U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151296A (en) * | 2016-08-17 | 2016-11-23 | 常州市武进长江滚针轴承有限公司 | Can thermometric rolling bearing |
| CN109611448A (en) * | 2018-12-21 | 2019-04-12 | 成都利君实业股份有限公司 | A kind of adjusting center sliding bearing |
| CN109611448B (en) * | 2018-12-21 | 2023-11-14 | 成都利君实业股份有限公司 | But aligning slide bearing |
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