CN115405632A - Self-aligning dry grinding bearing seat of tail wheel of elevator - Google Patents
Self-aligning dry grinding bearing seat of tail wheel of elevator Download PDFInfo
- Publication number
- CN115405632A CN115405632A CN202210964181.4A CN202210964181A CN115405632A CN 115405632 A CN115405632 A CN 115405632A CN 202210964181 A CN202210964181 A CN 202210964181A CN 115405632 A CN115405632 A CN 115405632A
- Authority
- CN
- China
- Prior art keywords
- bearing seat
- inner frame
- bolt
- tail wheel
- dry grinding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000009837 dry grinding Methods 0.000 title claims abstract description 20
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Support Of The Bearing (AREA)
Abstract
The invention relates to the technical field of conveying and lifting machinery, in particular to a self-aligning dry grinding bearing seat for a tail wheel of a lifting machine, which comprises a lifting machine shell, a tail wheel shaft, a tail wheel roller and bearing assemblies, wherein the bearing assemblies are arranged on the left outer side and the right outer side of the lifting machine shell, the tail wheel shaft is rotatably installed in the bearing assemblies, the tail wheel roller is rotatably sleeved in the middle of the tail wheel shaft, and each bearing assembly comprises: the outer frame fixing seat, the inner frame adjusting groove, the inner frame movable bearing seat, the circular convex column, the wear-resistant shaft sleeve, the fixed adjusting plate, the bolt adjusting hole and the limiting bolt; inner frame adjustment tank has been seted up to the inside wall symmetry around the shell fixing base, and both ends integrated into one piece is connected with circular projection around the inner frame movable bearing seat, and the activity is pegged graft in the inner frame adjustment tank has circular projection, and the lower part left and right sides of frame fixing base can be dismantled and lock and have fixed regulating plate. The dry grinding bearing seat of the tail wheel of the elevator adjusts a certain degree in the horizontal direction according to the parallelism of the shaft of the roller of the tail wheel of the elevator, so that the shaft, the shaft sleeve and the bearing seat are on the same horizontal line.
Description
Technical Field
The invention relates to the technical field of conveying and lifting machinery, in particular to an adjustable-center dry grinding bearing seat of a tail wheel of a lifting machine.
Background
The dry grinding bearing seats of the tail pulley of the elevator are arranged at two ends of a roller shaft of the tail pulley at the bottom of the elevator, and the shaft, the bearing and the bearing seats are close-fitting parts and can only work on the same horizontal line. Flexible belt is the tensioning on the tailwheel cylinder at lifting machine operation in-process, because the belt is soft material, unit area tensile strength can be inconsistent when making, has certain length again, makes not on same water flat line in the tensioning time axle of tailwheel and axle sleeve and the both ends bearing frame, leads to spindle nose, axle sleeve, bearing frame excessive wear.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a self-aligning dry grinding bearing seat of a tail wheel of a hoisting machine, wherein the dry grinding bearing seat of the tail wheel of the hoisting machine is adjusted by a certain degree in the horizontal direction according to the parallelism of a roller shaft of the tail wheel of the hoisting machine, so that the shaft, a shaft sleeve and the bearing seat are on the same horizontal line.
The invention is realized by the following technical scheme:
lifting machine tailwheel can adjust core dry grinding bearing frame, including lifting machine casing body, tailwheel axle, tailwheel cylinder and bearing assembly, two outsides of the left and right sides of lifting machine casing body are equipped with the bearing assembly, the bearing assembly internal rotation is installed the tailwheel axle, the middle part of tailwheel axle is rotated the cover and is equipped with the tailwheel cylinder, bearing assembly includes: the device comprises an outer frame fixing seat, an inner frame adjusting groove, an inner frame movable bearing seat, a circular convex column, a wear-resistant shaft sleeve, a fixed adjusting plate, a bolt adjusting hole and a limiting bolt; the utility model discloses a bolt, including shell fixing base, inner frame adjustable groove, inner frame movable bearing seat, bolt regulation hole internal thread lock have the spacing bolt, through adjusting on the fixed regulation board the length of spacing bolt controls the angle of inner frame movable bearing seat in the horizontal direction wobbling, its wobbling angle range is injectd at positive negative 3.
Preferably, the wear-resistant shaft sleeve is installed in the inner gap of the inner frame movable bearing seat, and the shaft end of the tail wheel shaft is installed in the wear-resistant shaft sleeve in an interference mode.
Preferably, the notch that interior frame adjustment tank was seted up is the U type structure setting.
Preferably, the front end and the rear end of the fixed adjusting plate are symmetrically provided with two first bolt fixing holes, the lower part of the outer frame fixing seat is provided with a second bolt fixing hole matched with the first bolt fixing hole, and the fixed adjusting plate is detachably locked on the outer frame fixing seat through the threaded matching of a fixing bolt, the first bolt fixing hole and the second bolt fixing hole.
Preferably, a tensioning screw is arranged at the top of the outer frame fixing seat in the bearing assembly and is fixed with the elevator shell through a nut.
Preferably, the two bolt adjusting holes formed in the fixed adjusting plate are symmetrically distributed along the axis of the shaft sleeve.
Preferably, the bottom of the inner frame movable bearing seat is provided with a notch, and the notch is communicated with the inside of the inner frame movable bearing seat.
Compared with the prior art, the invention has the following remarkable advantages:
1. the inner frame movable bearing seat can be longitudinally aligned, and the swing angle range is plus or minus 3 degrees.
2. The service life of the shaft head and the shaft sleeve is prolonged.
3. And the inspection frequency of field personnel is reduced.
4. The invention does not need to use lubricating oil, avoids oiling, frequent replacement of bearings and the like, and saves the maintenance cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a cross-sectional view of a bearing assembly of the present invention;
FIG. 4 is a block diagram of a bearing assembly of the present invention;
FIG. 5 is a structural view of the fixing base of the outer frame of the present invention, wherein (a) is a front view and (b) is a side view;
FIG. 6 is a structural view of a movable bearing seat of an inner frame in the present invention, wherein (a) is a front view and (b) is a side view;
fig. 7 is a schematic view of the swing angle of the inner frame movable bearing seat in the invention.
In the figure: 1-a lifter shell, 2-a tail wheel shaft, 21-a shaft head, 3-a tail wheel roller, 4-a bearing assembly, 41-an outer frame fixing seat, 42-an inner frame adjusting groove, 43-an inner frame movable bearing seat, 44-a circular convex column, 45-a wear-resistant shaft sleeve, 46-a fixed adjusting plate, 47-a bolt adjusting hole, 48-a limiting bolt, 49-a bolt fixing hole I, 50-a bolt fixing hole II, 5-a tensioning screw rod, 6-a nut and 7-a notch.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
Example 1:
referring to fig. 1 to 7, an embodiment of the present invention provides a technical solution for an adjustable center dry grinding bearing seat of a tail pulley of a hoisting machine, including a hoisting machine housing 1, a tail pulley shaft 2, a tail pulley roller 3 and a bearing assembly 4, wherein the bearing assembly 4 is disposed on the left and right outer sides of the hoisting machine housing 1, the tail pulley shaft 2 is rotatably mounted on the bearing assembly 4, the tail pulley roller 3 is rotatably sleeved in the middle of the tail pulley shaft 2, and the bearing assembly 4 includes: the device comprises an outer frame fixing seat 41, an inner frame adjusting groove 42, an inner frame movable bearing seat 43, a circular convex column 44, a wear-resistant shaft sleeve 45, a fixed adjusting plate 46, a bolt adjusting hole 47 and a limiting bolt 48; inner frame adjustment tank 42 has been seted up to the inside wall symmetry around the shell fixing base, both ends integrated into one piece is connected with circular projection 44 around inner frame movable bearing seat 43, circular projection 44 has been pegged graft to the activity in inner frame adjustment tank 42, the locking can be dismantled to the lower part left and right sides of frame fixing base 41 has fixed regulating plate 46, two bolt adjustment hole 47 have been seted up on the fixed regulating plate 46, bolt adjustment hole 47 internal thread locking has spacing bolt 48, through the length of adjusting spacing bolt 48 on the fixed regulating plate 46, control inner frame movable bearing seat 43 is at the wobbling angle of horizontal direction, its wobbling angular range is injectd at positive negative 3.
In the embodiment of the invention, a wear-resistant shaft sleeve 45 is arranged in the inner clearance of the inner frame movable bearing seat 43, and the shaft head 21 end of the tail wheel shaft 2 is arranged in the wear-resistant shaft sleeve 45 in an interference fit mode. The inner frame adjusting groove 42 is provided with a U-shaped notch, which facilitates the rapid installation of the circular convex columns 44 at the front and rear ends of the inner frame movable bearing seat 43 on the inner frame adjusting groove 42. Two first bolt fixing holes 49 are symmetrically formed in the front end and the rear end of the fixing adjusting plate 46, a second bolt fixing hole 50 matched with the first bolt fixing hole 49 is formed in the lower portion of the outer frame fixing seat 41, and the fixing adjusting plate 46 is detachably locked on the outer frame fixing seat 41 through threaded matching of a fixing bolt, the first bolt fixing hole 49 and the second bolt fixing hole 50. The top of the outer frame fixing seat 41 in the bearing assembly 4 is provided with a tensioning screw 5, and the tensioning screw 5 is fixed with the lifter shell 1 through a nut 6. Two bolt adjusting holes 47 formed in the fixed adjusting plate 46 are symmetrically distributed on the axis of the shaft sleeve, so that the limit swing amplitude of the limit bolt 48 on the inner frame movable bearing seat 43 can be further improved. The bottom of the inner frame movable bearing seat 43 is provided with a notch 7, the notch 7 is communicated with the inside of the inner frame movable bearing seat 43, and dust entering between the wear-resistant shaft sleeve 45 and the inner frame movable bearing seat 43 is discharged from the notch 7 at the bottom by the arrangement of the notch 7.
The specific application method of the invention is as follows: the inner frame movable bearing seat 43 is arranged in the middle of the outer frame fixing seat 41, the inner frame movable bearing seat 43 can freely move in the horizontal direction, and the swing angle of the inner frame movable bearing seat 43 in the horizontal direction is controlled by adjusting the length of a limiting bolt 48 arranged on a fixed adjusting plate 46 on the outer frame fixing seat 41, so that the swing angle of the inner frame movable bearing seat 43 in the horizontal direction is limited to plus or minus 3 degrees, namely the swing angle of the inner frame movable bearing seat 43 in the horizontal direction. The inner frame movable bearing seat 43 is provided with a shaft sleeve, the shaft head 21 of the tail wheel shaft 2 is positioned in the center of the shaft sleeve, and the three are tightly connected. When the tail wheel roller 3 of the elevator is tensioned, the parallelism of the tail wheel shaft 2 positioned at the center of the tail wheel roller 3 and the shaft sleeve and the shaft head 21 is changed, and at the moment, the tail wheel shaft 2 drives the inner frame movable bearing seat 43 to swing by a certain angle, so that the three parts are on the same level.
Because of the unable aligning, original lifting machine tailwheel dry grinding bearing frame when the tensioning of lifting machine tailwheel, the tailwheel axle 2 is not on same water flat line with wear-resisting axle sleeve 45, bearing frame, makes spindle nose 21 and wear-resisting axle sleeve 45 excessive wearing and tearing lead to life to be short. Therefore, the center-adjustable dry grinding bearing seat of the tail wheel of the elevator is researched and developed, the dry grinding bearing seat of the tail wheel of the elevator is adjusted to a certain degree in the horizontal direction according to the parallelism of the shaft 3 of the tail wheel roller of the elevator, and when the tail wheel of the elevator is tensioned, the bearing seat, the wear-resistant shaft sleeve 45 and the shaft head 21 are in the same horizontal line, so that the excessive abrasion of the shaft head 21 and the wear-resistant shaft sleeve 45 is avoided.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. Lifting machine tailwheel aligning dry grinding bearing frame, including lifting machine casing (1), tailwheel axle (2), tailwheel cylinder (3) and bearing assembly (4), two outsides are equipped with about lifting machine casing (1) bearing assembly (4), install bearing assembly (4) internal rotation tailwheel axle (2), the middle part of tailwheel axle (2) is rotated the cover and is equipped with tailwheel cylinder (3), its characterized in that, bearing assembly (4) include: the device comprises an outer frame fixing seat (41), an inner frame adjusting groove (42), an inner frame movable bearing seat (43), a circular convex column (44), a wear-resistant shaft sleeve (45), a fixed adjusting plate (46), a bolt adjusting hole (47) and a limiting bolt (48); inner frame adjustment tank (42) have been seted up to the inside wall symmetry around the shell fixing base, both ends integrated into one piece is connected with around inner frame movable bearing seat (43) circular projection (44), inner frame adjustment tank (42) internalization is pegged graft and is had circular projection (44), the lower part left and right sides of frame fixing base (41) can be dismantled to be locked and have fixed regulating plate (46), two have been seted up on fixed regulating plate (46) bolt regulation hole (47), bolt regulation hole (47) internal thread locking has spacing bolt (48), through adjusting on fixed regulating plate (46) the length of spacing bolt (48), control inner frame movable bearing seat (43) are in horizontal direction wobbling angle, and its wobbling angle range is injectd in positive and negative 3.
2. The self-aligning dry grinding bearing seat for the tail pulley of the hoisting machine as claimed in claim 1, wherein the wear-resistant shaft sleeve (45) is installed in the inner clearance of the inner frame movable bearing seat (43), and the shaft head (21) end of the tail pulley shaft (2) is installed in the wear-resistant shaft sleeve (45) in an interference manner.
3. The self-aligning dry grinding bearing seat for the tail wheel of the elevator as claimed in claim 1, wherein the notch formed in the inner frame adjusting groove (42) is in a U-shaped structure.
4. The self-aligning dry grinding bearing seat for the tail pulley of the hoisting machine as claimed in claim 1, wherein the front and rear ends of the fixed adjusting plate (46) are symmetrically provided with two bolt fixing holes I (49), the lower portion of the outer frame fixing seat (41) is provided with bolt fixing holes II (50) matched with the bolt fixing holes I (49), and the fixed adjusting plate (46) is detachably locked on the outer frame fixing seat (41) through the threaded fit of the fixing bolts, the bolt fixing holes I (49) and the bolt fixing holes II (50).
5. The self-aligning dry grinding bearing seat of the tail pulley of the hoisting machine according to claim 1, characterized in that a tension screw (5) is arranged on the top of the outer frame fixing seat (41) in the bearing assembly (4), and the tension screw (5) is fixed with the hoisting machine shell (1) through a nut (6).
6. The self-aligning dry grinding bearing seat of the tail wheel of the elevator as claimed in claim 1, wherein the two bolt adjusting holes (47) formed on the fixed adjusting plate (46) are symmetrically distributed along the axis of the shaft sleeve.
7. The self-aligning dry grinding bearing seat for the tail wheel of the hoisting machine as claimed in claim 1, wherein a notch (7) is formed in the bottom of the inner frame movable bearing seat (43), and the notch (7) is communicated with the inside of the inner frame movable bearing seat (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210964181.4A CN115405632A (en) | 2022-08-11 | 2022-08-11 | Self-aligning dry grinding bearing seat of tail wheel of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210964181.4A CN115405632A (en) | 2022-08-11 | 2022-08-11 | Self-aligning dry grinding bearing seat of tail wheel of elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115405632A true CN115405632A (en) | 2022-11-29 |
Family
ID=84160225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210964181.4A Withdrawn CN115405632A (en) | 2022-08-11 | 2022-08-11 | Self-aligning dry grinding bearing seat of tail wheel of elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115405632A (en) |
-
2022
- 2022-08-11 CN CN202210964181.4A patent/CN115405632A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109019249B (en) | Roller guide shoe of backpack type elevator, backpack type elevator and installation and use method of roller guide shoe | |
| GB2334905A (en) | Bearing block arrangement of a cone crusher | |
| CN115405632A (en) | Self-aligning dry grinding bearing seat of tail wheel of elevator | |
| CN117277154A (en) | Cable laying conveyor and cable laying transmission method | |
| US3111334A (en) | Automobile idler arm construction | |
| CA2129909C (en) | Swing arm bracket assembly | |
| CN211141045U (en) | Film splitter deflector roll mechanism | |
| CN208948616U (en) | A kind of backrest idler wheel for construction elevator rack | |
| EP1210186B1 (en) | Auxiliary chain for drawing assembly in drawing machines | |
| CN211056381U (en) | Floating tip cone device for vertical spool take-up machine | |
| EP0531940A1 (en) | Moving handrail drive | |
| CN201333650Y (en) | Polishing roller mounting structure | |
| CN218088170U (en) | Carrier roller mechanism of corrugated paper gluing system | |
| CN217381325U (en) | Wear-resistant square trunnion bearing seat of universal joint shaft | |
| CN218706025U (en) | Roller way conveying protection mechanism | |
| CN216585446U (en) | Wallboard structure and high-speed water jet loom | |
| CN220326801U (en) | Cigarette machine tobacco pipe strap adjusting device placed in middle | |
| CN214367243U (en) | Wear-resistant four-wheel one-belt guide axle seat | |
| CN211887054U (en) | Roller type crushing device | |
| CN214248165U (en) | Worm gear and worm adjusting device with position change of backing bearing roller | |
| CN218925738U (en) | Five-roller leveling mechanism assembly | |
| CN218574614U (en) | Hydraulic device for eliminating axial movement of eccentric sleeve of finishing roll box | |
| CN219899639U (en) | Rolling device and equipment for lithium battery pole piece | |
| CN218320125U (en) | Space-saving home elevator rolling guide shoe | |
| CN219984872U (en) | Grinding wheel suspension device of longitudinal pendulum type annular rotary pulverizer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20221129 |
|
| WW01 | Invention patent application withdrawn after publication |