CN213945550U - Bearing assembling device for production of crane gearbox - Google Patents
Bearing assembling device for production of crane gearbox Download PDFInfo
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- CN213945550U CN213945550U CN202023263481.5U CN202023263481U CN213945550U CN 213945550 U CN213945550 U CN 213945550U CN 202023263481 U CN202023263481 U CN 202023263481U CN 213945550 U CN213945550 U CN 213945550U
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- bearing
- workbench
- gearbox
- plate
- press
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Abstract
The utility model discloses a bearing assembly quality for production of hoist gearbox, place the platform including stabilizer blade, workstation, pressure equipment board, bearing, the stabilizer blade is four, the stabilizer blade top is connected with the workstation, the workstation top is connected threely the platform is placed to the bearing, the platform is placed to the bearing top intermediate junction has the bearing fixed column, bearing fixed column outside cover has the bearing, the workstation top is located the bearing is placed a both sides and is connected with two spacing posts, spacing post in-connection has the activity post, activity bottom of the column portion runs through the workstation is connected with spring mounting panel. Has the advantages that: this bearing assembly quality fixes a position and fixes bearing and gearbox casing simultaneously, can improve the installation accuracy of bearing, carries out the pressure equipment through the pneumatic cylinder, reduces artifical intensity of labour, improves production efficiency.
Description
Technical Field
The utility model relates to a crane gearbox produces technical field, especially relates to a bearing assembly quality for crane gearbox production.
Background
The crane gearbox is an important transmission part in a crane, and is widely applied to wharfs, construction industry, steel plants and other construction industries needing to lift heavy objects, in the production of the crane gearbox, a bearing is required to be installed on a shell of the gearbox, the bearing is an important part in modern mechanical equipment, the main function of the bearing is to support a mechanical rotator, reduce the friction coefficient in the motion process of the mechanical rotator and ensure the rotation precision of the mechanical rotator, at present, the assembly of the bearing in the crane gearbox is mainly manual assembly, the bearing is sequentially pressed into the shell of the gearbox by different press-fitting auxiliary tools, the manual assembly of the bearing is high in labor intensity, the installation speed is low, the installation efficiency is low, in addition, the pressure applied by the manual assembly is not easy to control, and the assembly quality is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bearing assembly quality for production of hoist gearbox just lies in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
a bearing assembling device for producing a gearbox of a crane comprises four support legs, a workbench, a press-mounting plate and a bearing placing table, wherein the workbench is connected to the top of each support leg, three bearing placing tables are connected to the top of the workbench, each bearing placing table is used for placing a bearing, a bearing fixing column is connected to the middle of the top of each bearing placing table and used for preventing the bearing from deviating, a bearing is sleeved outside each bearing fixing column, two limiting columns are connected to the tops of the workbench and positioned on two sides of each bearing placing table and used for limiting the downward moving distance of the press-mounting plate, a movable column is connected to each limiting column and used for supporting the press-mounting plate and enabling the press-mounting plate to stably move, a spring mounting plate penetrates through the bottom of each movable column and is connected to the workbench, and a reset spring is connected to the tops of the spring mounting plates and positioned on the outer sides of the movable columns, the reset spring is used for restoring the press mounting plate to an initial position, the top end of the reset spring is connected with the bottom of the workbench, the top of the movable column is connected with the press mounting plate, the top of the press mounting plate is provided with a gearbox shell groove, the gearbox shell groove is used for placing and fixing a gearbox shell, the bottom of the gearbox shell groove is provided with three through holes penetrating through the press mounting plate, the through holes of the gearbox shell groove correspond to the bearing placing table, two sides of the bottom of the gearbox shell groove are connected with positioning columns, the positioning columns are used for positioning the gearbox shell, two sliding plates are connected in the press mounting plate and used for fixing the gearbox shell and preventing the gearbox shell from being jacked up, the sliding plates are arranged along the front-back direction, and the front ends of the sliding plates are positioned outside the press mounting plate and connected with handles, the top of the workbench is connected with a vertical plate at the rear side of the press-mounting plate, the top of the vertical plate is connected with a supporting plate, the front end of the bottom of the supporting plate is connected with a hydraulic cylinder, the hydraulic cylinder is used for pressing the press-mounting plate downwards, the bottom of an output shaft of the hydraulic cylinder is connected with a pressing block, the pressing block is located above the press-mounting plate, the front end and the rear end of the bottom of the pressing block are connected with two rubber pads, and the rubber pads are used for enabling the press-mounting plate to be stressed uniformly and protecting the press-mounting plate.
In the structure, the opening of the gearbox shell is upward and is placed in the groove of the gearbox shell, the bearing mounting hole of the gearbox shell is aligned with the through hole in the groove of the gearbox shell, the positioning column penetrates through the gearbox shell to position the gearbox shell, the sliding plate is pushed into the press-mounting plate through the handle to fix the gearbox shell, the bearing is placed on the bearing placing table and sleeved outside the bearing fixing column, the bearing is fixed, then the hydraulic cylinder is started, the hydraulic cylinder drives the press block to move downwards, the gearbox shell is pressed downwards, the bearing enters the bearing mounting hole of the gearbox shell until the press-mounting plate presses the limiting column, the press-mounting is completed at the moment, the hydraulic cylinder is closed, and the reset spring restores the press-mounting plate to the initial position, and pulling out the sliding plate, taking out the shell of the transmission and finishing assembly.
Preferably, the supporting legs are welded to the workbench, the bearing placing table is welded to the workbench, the bearing fixing columns are welded to the bearing placing table, and the bearings are connected with the bearing fixing columns in a sliding mode.
Preferably, the limiting column is welded with the workbench, the movable column is connected with the limiting column in a sliding mode, the movable column is connected with the workbench in a sliding mode, the spring mounting plate is welded with the movable column, the movable column is welded with the press mounting plate, the positioning column is welded with the gearbox shell groove, the sliding plate is connected with the press mounting plate in a sliding mode, and the handle is welded with the sliding plate.
Preferably, the vertical plate is welded with the workbench, the support plate is welded with the vertical plate, the hydraulic cylinder is connected with the support plate through a bolt, the press block is welded with the output shaft of the hydraulic cylinder, and the rubber pad is bonded with the press block.
Has the advantages that: this bearing assembly quality fixes a position and fixes bearing and gearbox casing simultaneously, can improve the installation accuracy of bearing, carries out the pressure equipment through the pneumatic cylinder, reduces artifical intensity of labour, improves production efficiency.
Drawings
Fig. 1 is a perspective view of a bearing assembling device for producing a gearbox of a crane according to the present invention;
fig. 2 is a front view of a bearing assembling device for producing a gearbox of a crane according to the present invention;
FIG. 3 is a perspective view of a press mounting plate of the bearing assembling device for the production of the gearbox of the crane according to the present invention;
fig. 4 is a perspective view of a bearing fixing column of the bearing assembling device for producing the gearbox of the crane of the present invention.
The reference numerals are explained below: 1. a support leg; 2. a work table; 3. pressing and mounting the plate; 4. a gearbox housing slot; 5. a positioning column; 6. a slide plate; 7. a handle; 8. a movable post; 9. a limiting column; 10. a bearing placing table; 11. a bearing; 12. a bearing fixing column; 13. a spring mounting plate; 14. a return spring; 15. a vertical plate; 16. a support plate; 17. a hydraulic cylinder; 18. briquetting; 19. and (7) a rubber pad.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in figures 1-4, a bearing assembling device for producing a gearbox of a crane comprises four support legs 1, a workbench 2, a press-mounting plate 3 and a bearing placing table 10, wherein the top of each support leg 1 is connected with the workbench 2, the top of the workbench 2 is connected with the three bearing placing tables 10, the middle of the top of each bearing placing table 10 is connected with a bearing fixing column 12, a bearing 11 is sleeved outside each bearing fixing column 12, two limit columns 9 are connected with the top of each workbench 2 and positioned at two sides of each bearing placing table 10, a movable column 8 is connected inside each limit column 9, the bottom of each movable column 8 penetrates through the workbench 2 and is connected with a spring mounting plate 13, a return spring 14 is connected with the top of each spring mounting plate 13 and positioned outside each movable column 8, the top of each return spring 14 is connected with the bottom of the workbench 2, the top of each movable column 8 is connected with the press-mounting plate 3, and the top of each press-mounting plate 3 is provided with a gearbox housing groove 4, three through-hole that runs through pressure equipment board 3 is seted up to 4 bottoms in gearbox housing groove, the through-hole of gearbox housing groove 4 is placed platform 10 with the bearing and is corresponding, 4 bottoms both sides in gearbox housing groove are connected with reference column 5, 3 in-connection of pressure equipment board have two slides 6, slide 6 sets up along the fore-and-aft direction, 6 front ends of slide are located pressure equipment board 3 outsides and are connected with handle 7, 2 tops of workstation are located pressure equipment board 3 rear sides and are connected with riser 15, 15 tops of riser are connected with backup pad 16, 16 bottom front ends in backup pad are connected with pneumatic cylinder 17, the output shaft bottom of pneumatic cylinder 17 is connected with briquetting 18, briquetting 18 is located pressure equipment board 3 tops, 18 bottom front and back ends in briquetting are connected with two rubber pads 19.
In the structure, the opening of the gearbox shell faces upwards and is placed in the gearbox shell groove 4, the bearing 11 mounting hole of the gearbox shell is aligned with the through hole in the gearbox shell groove 4, the positioning column 5 penetrates through the gearbox shell, positioning the gearbox casing, pushing the sliding plate 6 into the press-mounting plate 3 through the handle 7, fixing the gearbox casing, placing the bearing 11 on the bearing placing table 10 and sleeving the bearing fixing column 12 at the outer side, fixing the bearing 11, then the hydraulic cylinder 17 is started, the hydraulic cylinder 17 drives the press block 18 to move downwards, the gearbox shell is further pressed downwards, the bearing 11 enters the bearing 11 mounting hole of the gearbox shell until the press-mounting plate 3 presses the limiting column 9, the press-mounting is completed at the moment, the hydraulic cylinder 17 is closed, the reset spring 14 restores the press-mounting plate 3 to the initial position, the sliding plate 6 is pulled out, the gearbox shell is taken out, and the assembly is completed.
Preferably, the support leg 1 is welded with the workbench 2, the bearing placing table 10 is welded with the workbench 2, the bearing fixing column 12 is welded with the bearing placing table 10, the bearing 11 is connected with the bearing fixing column 12 in a sliding mode, the limiting column 9 is welded with the workbench 2, the movable column 8 is connected with the limiting column 9 in a sliding mode, the movable column 8 is connected with the workbench 2 in a sliding mode, the spring mounting plate 13 is welded with the movable column 8, the movable column 8 is welded with the press mounting plate 3, the positioning column 5 is welded with the gearbox casing groove 4, the sliding plate 6 is connected with the press mounting plate 3 in a sliding mode, the handle 7 is welded with the sliding plate 6, the vertical plate 15 is welded with the workbench 2, the support plate 16 is welded with the vertical plate 15, the hydraulic cylinder 17 is connected with the support plate 16 through a bolt, the pressing block 18 is welded with an output shaft of the hydraulic cylinder 17, and the rubber pad 19 is bonded with the pressing block 18.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A bearing assembly quality for production of hoist gearbox which characterized in that: the bearing placing table comprises four support legs (1), a workbench (2), a press mounting plate (3) and a bearing placing table (10), wherein the top of each support leg (1) is connected with the workbench (2), the top of the workbench (2) is connected with three bearing placing tables (10), the middle of the top of each bearing placing table (10) is connected with a bearing fixing column (12), the bearing (11) is sleeved outside the bearing fixing column (12), the top of the workbench (2) is positioned at two sides of the bearing placing table (10) and connected with two limiting columns (9), the limiting columns (9) are connected with movable columns (8) in a connecting manner, the bottoms of the movable columns (8) penetrate through the workbench (2) and are connected with spring mounting plates (13), the tops of the spring mounting plates (13) are positioned at the outer sides of the movable columns (8) and connected with reset springs (14), the top end of the reset spring (14) is connected with the bottom of the workbench (2), the top of the movable column (8) is connected with the press plate (3), the top of the press plate (3) is provided with a gearbox housing groove (4), the bottom of the gearbox housing groove (4) is provided with three through holes penetrating through the press plate (3), the through holes of the gearbox housing groove (4) correspond to the bearing placing table (10), two sides of the bottom of the gearbox housing groove (4) are connected with positioning columns (5), two sliding plates (6) are connected in the press plate (3), the sliding plates (6) are arranged along the front and back direction, the front ends of the sliding plates (6) are positioned outside the press plate (3) and connected with handles (7), the top of the workbench (2) is positioned at the rear side of the press plate (3) and connected with a vertical plate (15), the top of the vertical plate (15) is connected with a supporting plate (16), the front end of the bottom of the supporting plate (16) is connected with a hydraulic cylinder (17), the bottom of an output shaft of the hydraulic cylinder (17) is connected with a pressing block (18), the pressing block (18) is located above the press-mounting plate (3), and the front end and the rear end of the bottom of the pressing block (18) are connected with two rubber pads (19).
2. A bearing fitting device for crane gearbox production according to claim 1, characterized in that: the supporting legs (1) are welded with the workbench (2), the bearing placing table (10) is welded with the workbench (2), the bearing fixing columns (12) are welded with the bearing placing table (10), and the bearings (11) are in sliding connection with the bearing fixing columns (12).
3. A bearing fitting device for crane gearbox production according to claim 1, characterized in that: spacing post (9) with workstation (2) welding, activity post (8) with spacing post (9) sliding connection, activity post (8) with workstation (2) sliding connection, spring mounting board (13) with activity post (8) welding, activity post (8) with pressure equipment board (3) welding, reference column (5) with transmission housing groove (4) welding, slide (6) with pressure equipment board (3) sliding connection, handle (7) with slide (6) welding.
4. A bearing fitting device for crane gearbox production according to claim 1, characterized in that: the vertical plate (15) is welded with the workbench (2), the supporting plate (16) is welded with the vertical plate (15), the hydraulic cylinder (17) is in bolt connection with the supporting plate (16), the pressing block (18) is welded with an output shaft of the hydraulic cylinder (17), and the rubber pad (19) is bonded with the pressing block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023263481.5U CN213945550U (en) | 2020-12-30 | 2020-12-30 | Bearing assembling device for production of crane gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023263481.5U CN213945550U (en) | 2020-12-30 | 2020-12-30 | Bearing assembling device for production of crane gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213945550U true CN213945550U (en) | 2021-08-13 |
Family
ID=77197181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023263481.5U Active CN213945550U (en) | 2020-12-30 | 2020-12-30 | Bearing assembling device for production of crane gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213945550U (en) |
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2020
- 2020-12-30 CN CN202023263481.5U patent/CN213945550U/en active Active
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