CN114014212A - Transmission bearing for large-scale construction equipment - Google Patents
Transmission bearing for large-scale construction equipment Download PDFInfo
- Publication number
- CN114014212A CN114014212A CN202111292542.7A CN202111292542A CN114014212A CN 114014212 A CN114014212 A CN 114014212A CN 202111292542 A CN202111292542 A CN 202111292542A CN 114014212 A CN114014212 A CN 114014212A
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- China
- Prior art keywords
- bottom plate
- fixedly connected
- mounting seat
- transmission bearing
- transmission
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
- B66F7/14—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks screw operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- 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
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- 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
- F16C37/00—Cooling of bearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a transmission bearing for large-scale construction equipment, which comprises a bottom plate, wherein a top plate is arranged on the upper side of the bottom plate, a lower mounting seat is fixedly connected to the upper end of the top plate, an upper mounting seat is arranged on the lower mounting seat, the lower mounting seat and the upper mounting seat are fixedly connected through bolts, a transmission bearing main body is arranged between the lower mounting seat and the upper mounting seat, the transmission bearing controls the up-and-down movement of a threaded sleeve by controlling the forward and reverse rotation of a servo motor, when the servo motor rotates reversely, the thread sleeves move upwards on the surface of the screw rod, the upward movement of the four thread sleeves pushes the top plate to move upwards, the upward movement of the top plate pushes the transmission bearing main body to move upwards through the lower mounting seat and the upper mounting seat, the servo motor is closed after the position of the transmission bearing main body is adjusted, then start the mount, dispel the heat to the transmission bearing main part through the mount, prevent that the transmission bearing main part from leading to the high safety problem that produces of temperature because of the friction when using.
Description
Technical Field
The invention relates to the technical field of transmission bearings, in particular to a transmission bearing for large-scale construction equipment.
Background
The transmission bearing is composed of an eccentric mechanism, an inner gear ring and a transmission ring positioned between the eccentric mechanism and the inner gear ring, and the selected material is medium carbon quenched and tempered steel. The main function of the bearing is to support the mechanical rotating body, reduce the friction coefficient in the movement process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body, and the bearing is used as a support in terms of the function, namely, the bearing is used for bearing a shaft literally, but the bearing is only a part of the function, and the function of the bearing is to bear radial load substantially. It is also understood that it is intended to fix the shaft.
However, because the existing large-scale transmission bearing is large in size, the height of the large-scale transmission bearing is not convenient to adjust, and the large-scale transmission bearing cannot be matched with other construction equipment to be used, so that the practicability of the large-scale transmission bearing is influenced.
Disclosure of Invention
The invention mainly aims to provide a transmission bearing for large-scale construction equipment, and aims to solve the problem that the height of the existing large-scale transmission bearing is inconvenient to adjust due to large volume.
In order to achieve the purpose, the invention provides a transmission bearing for large-scale construction equipment, which comprises a bottom plate, wherein a top plate is arranged on the upper side of the bottom plate, a lower mounting seat is fixedly connected to the upper end of the top plate, an upper mounting seat is arranged on the lower mounting seat, the lower mounting seat and the upper mounting seat are fixedly connected through bolts, a transmission bearing main body is arranged between the lower mounting seat and the upper mounting seat, a lifting mechanism is arranged on the bottom plate, the lifting mechanism is connected with the top plate to achieve stable lifting of the transmission bearing main body, the lifting mechanism comprises a linkage assembly and four groups of lifting assemblies, the linkage assembly and the four groups of lifting assemblies are arranged on the bottom plate, and the linkage assembly is connected with the four groups of lifting assemblies to achieve simultaneous lifting of the four groups of lifting assemblies.
Preferably, the link gear includes gear, drive cog belt and servo motor, the gear sets up to four, four gear fixed connection is in the surface of four screw rods, the surface of four gears is located to the drive cog belt cover, and four gears all mesh with the drive cog belt mutually, servo motor installs in the lower extreme of bottom plate, servo motor's output activity runs through the bottom plate, and servo motor's output and screw rod fixed connection.
Preferably, the bottom plate is fixedly connected with a protective shell, the protective shell is sleeved on the surfaces of the four gears and the transmission toothed belt, and the four screws movably penetrate through the protective shell.
Preferably, four two connecting rods are fixedly connected between the thread sleeves, two limiting rails are fixedly connected to the upper end of the protective shell, and the two connecting rods are respectively connected in the two limiting rails in a sliding mode.
Preferably, the upper end of the bottom plate is provided with a mounting hole, the mounting hole is positioned in the middle of the bottom plate, a fixing frame is fixedly connected in the mounting hole, and the fixing frame is provided with a cooling fan.
Preferably, the lower end of the bottom plate is fixedly connected with two supporting legs, and the two supporting legs are respectively positioned at the left side and the right side of the bottom plate.
The technical scheme of the invention has the beneficial effects that: when the height of a transmission bearing main body needs to be adjusted, a servo motor is started to rotate, the servo motor rotates to drive one of the screw rods to rotate, the rotation of one of the screw rods drives the gear to rotate, four gears are simultaneously rotated through the transmission matching of the gears and the transmission toothed belt, the simultaneous rotation of the four gears drives the four screw rods to rotate, the rotation of the screw rods enables the threaded sleeves to move on the surfaces of the screw rods, the up-and-down movement of the threaded sleeves is controlled by controlling the forward and reverse rotation of the servo motor, when the servo motor rotates reversely, the threaded sleeves move upwards on the surfaces of the screw rods, the upwards movement of the four threaded sleeves pushes the top plate to move upwards, the upwards movement of the top plate pushes the transmission bearing main body to move upwards through the lower mounting seat and the upper mounting seat, and the servo motor is closed after the position of the transmission bearing main body is adjusted, then start the mount, dispel the heat to the transmission bearing main part through the mount, prevent that the transmission bearing main part from leading to the high safety problem that produces of temperature because of the friction when using.
Drawings
Fig. 1 is a perspective view of a driving bearing for large construction equipment according to the present invention;
FIG. 2 is a bottom perspective view of a drive bearing for large construction equipment according to the present invention;
fig. 3 is an exploded view of a driving bearing for large construction equipment according to the present invention;
fig. 4 is a schematic view of a lifting mechanism of a driving bearing for large construction equipment according to the present invention.
Detailed Description
In the following, the embodiments of the present invention will be described in detail with reference to the drawings in the following, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a transmission bearing for large-scale construction equipment, and referring to figures 1-4, the transmission bearing comprises a bottom plate 1, a top plate 12 is arranged on the upper side of the bottom plate 1, a lower mounting seat 13 is fixedly connected with the upper end of the top plate 12, an upper mounting seat 14 is arranged on the lower mounting seat 13, the lower mounting seat 13 and the upper mounting seat 14 are fixedly connected through a bolt 15, a transmission bearing main body 16 is arranged between the lower mounting seat 13 and the upper mounting seat 14, a lifting mechanism is arranged on the bottom plate 1 and connected with the top plate 12 to realize the stable lifting of the transmission bearing main body 16, the lifting mechanism comprises a linkage component and four groups of lifting components, the linkage component and the four groups of lifting components are arranged on the bottom plate 1, the linkage component is connected with the four groups of lifting components to realize the simultaneous lifting of the four groups of lifting components, the lifting mechanism comprises a linkage component and four groups of lifting components, the linkage component and the four groups of lifting components are arranged on the bottom plate 1, the linkage assembly is connected with the four groups of lifting assemblies to realize the simultaneous lifting of the four groups of lifting assemblies.
The technical scheme of the invention has the beneficial effects that: when the height of the transmission bearing main body 16 needs to be adjusted, firstly, the servo motor 8 is started to rotate, the rotation of the servo motor 8 drives one of the screw rods 5 to rotate, the rotation of one of the screw rods 5 drives the gear 6 to rotate, and the four gear 6 simultaneously rotates through the transmission matching of the gear 6 and the transmission toothed belt 7, the simultaneous rotation of the four gear 6 drives the four screw rods 5 to rotate, the rotation of the screw rods 5 enables the threaded sleeves 9 to move on the surfaces of the screw rods 5, the up-and-down movement of the threaded sleeves 9 is controlled by controlling the forward and reverse rotation of the servo motor 8, when the servo motor 8 reversely rotates, the threaded sleeves 9 move upwards on the surfaces of the screw rods 5, the upward movement of the four threaded sleeves 9 pushes the top plate 12 to move upwards, the upward movement of the top plate 12 pushes the transmission bearing main body 16 to move upwards through the lower mounting base 13 and the upper mounting base 14, and when the position of the transmission bearing main body 16 is adjusted, the servo motor 8 is closed, then the fixing frame is started, and the transmission bearing main body 16 is radiated by the fixing frame, so that the safety problem caused by overhigh temperature due to friction when the transmission bearing main body 16 is used is prevented.
The invention provides a transmission bearing for large-scale construction equipment, which comprises a bottom plate 1, wherein the upper side of the bottom plate 1 is fixedly connected with a top plate 12, the bottom plate 1 is used for facilitating installation of a lifting mechanism, the upper end of the top plate 12 is provided with a lower mounting seat 13, the top plate 12 is used for facilitating fixation of the lower mounting seat 13, the lower mounting seat 13 is fixedly connected with the upper end of the top plate 12, the upper end of the lower mounting seat 13 is provided with an upper mounting seat 14, the lower mounting seat 13 and the upper mounting seat 14 are fixedly connected through a bolt 15, the bolt 15 is used as a fixing part for fixing the lower mounting seat 13 and the upper mounting seat 14, the bolt 15 can be replaced by other fixed connecting parts, so that the maintenance is more convenient, preferably, the bolt 15 is the best connecting part of the transmission bearing for the large-scale construction equipment, and a transmission bearing main body 16 is arranged between the lower mounting seat 13 and the upper mounting seat 14, the transmission bearing main body 16 is composed of an eccentric mechanism, an inner gear ring and a transmission ring positioned between the eccentric mechanism and the inner gear ring, the medium carbon hardened and tempered steel is selected as a material, and the main function of the transmission bearing main body is to support a mechanical rotating body, reduce the friction coefficient in the movement process and ensure the rotation precision of the mechanical rotating body. In addition, a lifting mechanism is arranged on the bottom plate 1 and is used for assisting in adjusting the height of the transmission bearing main body 16, firstly, a servo motor 8 is started to rotate, the rotation of the servo motor 8 drives one of the screw rods 5 to rotate, the rotation of one of the screw rods 5 drives the gear 6 to rotate, and the four gear 6 simultaneously rotates through the transmission fit of the gear 6 and the transmission toothed belt 7, the four gear 6 simultaneously rotates to drive the four screw rods 5 to rotate, the rotation of the screw rods 5 enables the threaded sleeves 9 to move on the surfaces of the screw rods 5, the up-and-down movement of the threaded sleeves 9 is controlled by controlling the forward and reverse rotation of the servo motor 8, when the servo motor 8 reversely rotates, the threaded sleeves 9 move upwards on the surfaces of the screw rods 5, the upward movement of the four threaded sleeves 9 pushes the top plate 12 to move upwards, the upward movement of the top plate 12 pushes the transmission bearing main body 16 to move upwards through the lower mounting base 13 and the upper mounting base 14, the servo motor 8 is turned off when the position of the drive bearing body 16 is adjusted.
Specifically, every group lifting unit all includes screw rod 5 and thread bush 9, and screw rod 5 rotates to be connected on bottom plate 1, and thread bush 9 threaded connection is on screw rod 5's surface, and thread bush 9 fixed connection is in the lower extreme of roof 12.
In this embodiment, referring to fig. 1 to 4, the screw rod 5 is rotatably connected to the bottom plate 1, the thread bushing 9 is threadedly connected to the surface of the screw rod 5, and the thread bushing 9 is fixedly connected to the lower end of the top plate 12, the rotation of the screw rod 5 causes the thread bushing 9 to move on the surface of the screw rod 5, the up-and-down movement of the thread bushing 9 is controlled by controlling the forward and reverse rotation of the servo motor 8, when the servo motor 8 rotates reversely, the thread bushing 9 moves upward on the surface of the screw rod 5, the upward movement of the four thread bushings 9 pushes the top plate 12 to move upward, and the upward movement of the top plate 12 pushes the transmission bearing body 16 to move upward through the lower mounting seat 13 and the upper mounting seat 14.
Specifically, the link gear includes gear 6, transmission cingulum 7 and servo motor 8, and gear 6 sets up to four, and four 6 fixed connection of gear are in four screw rod 5's surface, and four 6 surfaces of gear are located to 7 covers of transmission cingulum, and four 6 all mesh mutually with transmission cingulum 7, and servo motor 8 installs in the lower extreme of bottom plate 1, and servo motor 8's output activity runs through bottom plate 1, and servo motor 8's output and screw rod 5 fixed connection.
In this embodiment, referring to fig. 1 to 4, four gears 6 are fixedly connected to the surfaces of four screws 5, a transmission toothed belt 7 is sleeved on the surfaces of the four gears 6, and the four gears 6 are all engaged with the transmission toothed belt 7, a servo motor 8 is installed at the lower end of the bottom plate 1, an output end of the servo motor 8 movably penetrates through the bottom plate 1, and an output end of the servo motor 8 is fixedly connected to the screws 5, the rotation of the servo motor 8 drives one of the screws 5 to rotate, the rotation of one of the screws 5 drives the gears 6 to rotate, and the four gears 6 are simultaneously rotated by the transmission cooperation of the gears 6 and the transmission toothed belt 7, and the simultaneous rotation of the four gears 6 drives the four screws 5 to rotate.
Specifically, fixedly connected with protective housing 17 on the bottom plate 1, four gears 6 and the surface of transmission cingulum 7 are located to protective housing 17 cover, and protective housing 17 is run through in the equal activity of four screw rods 5.
In this embodiment, fixedly connected with protective housing 17 on the bottom plate 1, the surface of four gears 6 and transmission cingulum 7 is located to protective housing 17 cover, and four equal activities of screw rod 5 run through protective housing 17, and protective housing 17 is for the convenience of protection gear 6 and transmission cingulum 7, prevents that gear 6 and transmission cingulum 7 from leading to damaging because of external factor, has optimized the practicality.
Specifically, two connecting rods 10 are fixedly connected between the four threaded sleeves 9, two limit rails 11 are fixedly connected to the upper end of the protective shell 17, and the two connecting rods 10 are respectively connected in the two limit rails 11 in a sliding manner.
In this embodiment, referring to fig. 1 to 4, the fixing of the limit rail 11 is for the convenience of the sliding of the connecting rod 10, the sliding fit of the connecting rod 10 and the limit rail 11 is for the convenience of limiting the position of the threaded sleeve 9 and preventing the threaded sleeve 9 from being disengaged from the surface of the screw 5, one connecting rod 10 is fixedly connected between two threaded sleeves 9, and each connecting rod 10 corresponds to one limit rail 11.
Specifically, mounting hole 2 has been seted up to the upper end of bottom plate 1, and mounting hole 2 is located bottom plate 1 middle part, fixedly connected with mount 3 in mounting hole 2, installs radiator fan 4 on the mount 3.
In this embodiment, referring to fig. 1 to 4, a mounting hole 2 is formed in an upper end of a bottom plate 1, a fixing frame 3 is fixedly connected in the mounting hole 2, a heat dissipation fan 4 is installed on the fixing frame 3, the mounting hole 2 is formed to facilitate fixing of the fixing frame 3, the fixing frame 3 is formed to facilitate installation of the heat dissipation fan 4, and the heat dissipation fan 4 is formed to facilitate heat dissipation of a transmission bearing main body 16, so that a problem that a temperature is too high due to friction when the transmission bearing main body 16 is used is solved.
Specifically, the lower end of the bottom plate 1 is fixedly connected with two supporting legs 18, and the two supporting legs 18 are respectively located at the left side and the right side of the bottom plate 1.
In this embodiment, referring to fig. 1 to 4, two supporting legs 18 are fixedly connected to the lower end of the bottom plate 1, the supporting legs 18 are for supporting the bottom plate 1, and the two supporting legs 18 are located on two sides to optimize the stability of the supporting bottom plate 1.
The above description is only a part of or preferred embodiments of the present invention, and neither the text nor the drawings should be construed as limiting the scope of the present invention, and all equivalent structural changes, which are made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The utility model provides a drive bearing for large-scale construction equipment, includes the bottom plate, its characterized in that, the upside of bottom plate is provided with the roof, mount pad under the upper end fixedly connected with of roof, be provided with the mount pad down on the mount pad, mount pad and last mount pad pass through bolt fixed connection down, install the drive bearing main part down between mount pad and the last mount pad, be provided with elevating system on the bottom plate, elevating system links to each other in order to realize that the drive bearing main part is stable to go up and down with the roof, elevating system includes linkage assembly and four lifting unit of group, linkage assembly and four lifting unit of group all set up to on the bottom plate, linkage assembly and four lifting unit of group link to each other in order to realize that four lifting unit of group go up and down simultaneously.
2. The drive bearing for large construction equipment according to claim 1, wherein each of the lifting assemblies comprises a screw rotatably connected to the base plate and a threaded sleeve threadedly connected to a surface of the screw and fixedly connected to a lower end of the top plate.
3. The transmission bearing for the large construction equipment according to claim 2, wherein the linkage mechanism comprises four gears, four transmission toothed belts and servo motors, the four gears are fixedly connected to the surfaces of the four screws, the transmission toothed belts are sleeved on the surfaces of the four gears, the four gears are all meshed with the transmission toothed belts, the servo motors are installed at the lower ends of the bottom plates, the output ends of the servo motors movably penetrate through the bottom plates, and the output ends of the servo motors are fixedly connected with the screws.
4. The transmission bearing for the large construction equipment according to claim 3, wherein a protective shell is fixedly connected to the bottom plate, the protective shell is sleeved on the surfaces of the four gears and the transmission toothed belt, and the four screws movably penetrate through the protective shell.
5. The transmission bearing for large construction equipment according to claim 4, wherein two connecting rods are fixedly connected between the four threaded sleeves, two limit rails are fixedly connected to the upper end of the protective shell, and the two connecting rods are respectively slidably connected in the two limit rails.
6. The transmission bearing for large construction equipment according to claim 5, wherein the upper end of the bottom plate is provided with a mounting hole, the mounting hole is positioned in the middle of the bottom plate, a fixing frame is fixedly connected in the mounting hole, and the fixing frame is provided with a cooling fan.
7. The transmission bearing for large construction equipment according to claim 6, wherein two support legs are fixedly connected to the lower end of the bottom plate, and the two support legs are respectively located at the left and right sides of the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111292542.7A CN114014212A (en) | 2021-11-01 | 2021-11-01 | Transmission bearing for large-scale construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111292542.7A CN114014212A (en) | 2021-11-01 | 2021-11-01 | Transmission bearing for large-scale construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114014212A true CN114014212A (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111292542.7A Pending CN114014212A (en) | 2021-11-01 | 2021-11-01 | Transmission bearing for large-scale construction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114014212A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115585193A (en) * | 2022-12-13 | 2023-01-10 | 无锡琅得精密机械有限公司 | Bearing seat |
-
2021
- 2021-11-01 CN CN202111292542.7A patent/CN114014212A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115585193A (en) * | 2022-12-13 | 2023-01-10 | 无锡琅得精密机械有限公司 | Bearing seat |
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