CN215326510U - 90-degree overturning device for speed reducer assisted by travelling crane - Google Patents
90-degree overturning device for speed reducer assisted by travelling crane Download PDFInfo
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- CN215326510U CN215326510U CN202121101706.9U CN202121101706U CN215326510U CN 215326510 U CN215326510 U CN 215326510U CN 202121101706 U CN202121101706 U CN 202121101706U CN 215326510 U CN215326510 U CN 215326510U
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Abstract
The utility model provides a speed reducer 90-degree turnover device using a traveling crane for assistance, which comprises: the two turnover frames are arranged oppositely and have a certain distance; the overturning base is arranged between the two overturning frames, and two ends of the overturning base are hinged to the two overturning frames through hinge shafts respectively; the overturning base is provided with an installation surface, and the speed reducer is correspondingly and fixedly connected to the installation surface; the overturning base is of a U-shaped structure, so that the gravity center of the equipment can be greatly reduced, and the stability in the overturning process is improved; set up the locating part, when carrying out the speed reducer fixed, can carry on spacingly to the upset base, guarantee the stability of the fixed in-process of speed reducer, in addition, control hydraulic system through electrical control system to realize the electrified control of upset base.
Description
Technical Field
The utility model belongs to the technical field of hoisting machinery, and particularly relates to a speed reducer 90-degree turnover device assisted by a travelling crane.
Background
At present, when a bearing of a speed reducer of a vertical rolling mill is replaced, the speed reducer needs to be turned over by 90 degrees. The biggest problem that the speed reducer upset exists is security and stability, if the upset base uses the overhead traveling crane to carry out the speed reducer upset, because the speed reducer weighs more than 50 tons, adds up 80 tons with the upset base dead weight. Then the following problems exist: firstly, the total weight is too large, two crown blocks are needed for control, but the positions of the two crown blocks cannot be met in space; secondly, the uniform turnover cannot be guaranteed in the turnover process, and once the crane is out of control, the crane has great potential safety hazard, surrounding people and objects can be injured, and the crane is also greatly damaged; the method used in the prior art is to hoist the speed reducer by a crown block and then manually turn the speed reducer by 90 degrees by using a 50-ton hoist. By adopting the method, personnel are required to stand below the speed reducer to pull the hoist, so that the efficiency is low, and great potential safety hazards exist.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that a speed reducer is inconvenient to turn in the prior art, and provides a turning device which is high in stability, safe and reliable.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a speed reducer 90 ° turnover device using a traveling crane for assistance, the turnover device comprising:
the two turnover frames are arranged oppositely and have a certain distance;
the overturning base is arranged between the two overturning frames, and two ends of the overturning base are hinged to the two overturning frames through hinge shafts respectively; the overturning base is provided with an installation surface, and the speed reducer is correspondingly and fixedly connected to the installation surface;
the driving mechanism is arranged on one side of the overturning base to drive the overturning base to overturn;
the limiting piece is arranged on the turnover frame and can be connected with the turnover base so as to limit the turnover of the turnover base and fixedly connect the speed reducer to the mounting surface; or releasing the turnover base so that the driving mechanism drives the turnover base to turn over.
The 90-degree overturning device for the speed reducer assisted by the travelling crane preferably comprises a limiting piece and a bolt, wherein the limiting piece points to the end part of the overturning base, and the bolt is clamped with the overturning base so that the mounting surface is kept in a horizontal state.
Preferably, the end of the turnover base is provided with a jack corresponding to the plug pin for the plug pin to be inserted into.
The 90-degree overturning device for the speed reducer assisted by the travelling crane preferably comprises two bolts, and the two bolts are correspondingly distributed on two sides of the overturning base.
The 90-degree overturning device for the speed reducer assisted by the travelling crane preferably comprises connecting plates extending upwards from the mounting surface and arranged at two ends of the overturning base respectively, the two connecting plates and the overturning base are of a U-shaped structure, and the hinge shaft is arranged on the upper edge of the outer side surface of each connecting plate.
According to the 90-degree overturning device for the speed reducer assisted by the travelling crane, preferably, at least one side of the overturning base is provided with a driving mechanism, and the driving mechanism is an electro-hydraulic push rod.
One end of the electro-hydraulic push rod is hinged to the overturning base, and the other end of the electro-hydraulic push rod extends to the electro-hydraulic push rod base.
As above, the 90-degree overturning device of the speed reducer assisted by the travelling crane preferably comprises the electro-hydraulic push rod base:
the base plate is fixedly connected on the placing surface;
the hinge groove is a V-shaped groove with an upward opening, the lower part of the hinge groove is fixedly connected to the base plate, and the piston end of the electro-hydraulic push rod is correspondingly arranged in the hinge groove.
The 90-degree speed reducer overturning device using the travelling crane for assisting is characterized in that preferably, a speed reducer base corresponding to the speed reducer is arranged on the mounting surface, the mounting surface is fixedly connected below the speed reducer base, and a plurality of screw holes are formed in the upper part of the speed reducer base so as to penetrate through the screw holes through bolts to fixedly connect the speed reducer.
The 90-degree overturning device for the speed reducer assisted by the travelling crane preferably comprises two speed reducer bases, and the two speed reducer bases are respectively arranged on two sides of the overturning base.
Has the advantages that: simple structure, convenient operation utilizes actuating mechanism to drive the upset base and carries out 90 upsets, and turnover efficiency is higher, can reduce the turnover time by a wide margin to utilize actuating mechanism to drive, have efficient, the security is high, simple structure, make easy, with low costs, convenient operation and the few characteristics of power consumption.
The overturning base is of a U-shaped structure, so that the gravity center of the equipment can be greatly reduced, and the stability in the overturning process is improved; set up the locating part, when carrying out the speed reducer fixed, can carry on spacingly to the upset base, guarantee the stability of speed reducer fixed in-process.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. Wherein:
fig. 1 is a schematic perspective view of a turning device according to an embodiment of the present invention;
fig. 2 is a schematic front view of a turning device provided in an embodiment of the present invention;
fig. 3 is a left side view schematically illustrating a turning device provided in an embodiment of the present invention in a state where a speed reducer is mounted.
Illustration of the drawings: 1. a roll-over stand; 2. a reducer base; 3. turning over the base; 4. a bolt; 5. an electro-hydraulic push rod base; 6. an electro-hydraulic push rod mounting seat; 7. an electro-hydraulic push rod; 8. and a speed reducer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" used herein should be interpreted broadly, and may include, for example, a fixed connection or a detachable connection; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1 to 3, a 90 ° turnover device of a reduction gear assisting with traveling, the turnover device includes:
the device comprises two turnover frames 1, wherein the two turnover frames 1 are arranged oppositely and have a certain distance;
the overturning device comprises an overturning base 3, wherein the overturning base 3 is arranged between two overturning frames 1, and two ends of the overturning base are hinged to the two overturning frames 1 through hinge shafts respectively;
the driving mechanism is arranged on one side of the turnover base 3 and used for driving the turnover base 3 to turn over; wherein, the overturning base 3 is provided with an installation surface, and the speed reducer 8 is correspondingly and fixedly connected on the installation surface;
the limiting piece is arranged on the turnover frame 1 and can be connected with the turnover base 3 to limit the turnover of the turnover base 3, and the speed reducer 8 is fixedly connected to the mounting surface; or, the turnover base 3 is released, so that the driving mechanism drives the turnover base 3 to turn over.
The speed reducer 8 is lifted to the mounting surface of the turnover base 3 by a travelling crane, the speed reducer 8 is fixedly connected with the mounting surface, and the turnover base 3 is driven to rotate around the hinge shaft by a driving mechanism so as to turn over the turnover base 3 and drive the speed reducer 8 to turn over; set up the locating part, the upset base 3 is connected to the locating part, and upset base 3 restricts upset base 3, makes upset base 3 can not overturn, and at this moment, through the driving with speed reducer 8 hoist to upset base 3's installation face on, fix, guarantee the stability of upset in-process speed reducer 8.
In this embodiment, the turning angle of the turning base 3 is 90 ° to satisfy the turning angle required for the maintenance of the speed reducer 8 or the replacement of the bearing.
The application also has the following optional embodiment, the locating part is a bolt 4 pointing to the end of the turnover base 3, and the bolt 4 is clamped with the turnover base 3, so that the installation surface is kept in a horizontal state. Make the installation face keep the level, be convenient for speed reducer 8 to place and fix, wherein, the pivot disalignment at bolt 4 and 3 both ends of upset base, bolt 4 passes roll-over stand 1 and stretches to upset base 3 to the restriction upset base 3 rotates around the pivot, thereby is convenient for carry out speed reducer 8's installation.
In the embodiment of the present application, the end of the flip base 3 is provided with a socket corresponding to the plug 4 for the plug 4 to be inserted. Utilize bolt 4 and the mutual joint of jack to carry on spacingly to upset base 3, simple structure, it is spacing effectual, have higher stability.
In this application embodiment, bolt 4 has two, and two correspond the both sides of distributing at upset base 3, can make upset base 3 atress balanced, and roll-over stand 1, upset base 3 and bolt 4 are metal processing simultaneously and form, and steel is preferred, makes turning device have higher intensity.
This application still has following optional embodiment, and 3 both ends of upset base are equipped with the connecting plate that upwards stretches out the installation face, and two connecting plates are the U-shaped structure with upset base 3, and the hinge sets up in the last edge of the lateral surface of connecting plate. The overturning base 3 is provided with a lower center through a U-shaped structure so as to ensure the stability of the speed reducer 8 in the installation process.
In this application embodiment, the medial surface of connecting plate is equipped with the floor, and the floor is connected between connecting plate and installation face to strengthen the joint strength of the two.
In the embodiment of the application, at least one side of the turnover base 3 is provided with a driving mechanism, and the driving mechanism is an electro-hydraulic push rod 7. Specifically, set up actuating mechanism in one side of upset base 3, actuating mechanism is electric liquid push rod 7, and electric liquid push rod 7 can be 1 or a plurality of, and its total load is not less than 50 pause, specifically, electric liquid push rod 7 is two, and the load of two electric liquid push rods 7 is not less than 25 pause.
In the embodiment of the application, one end of the electro-hydraulic push rod 7 is hinged on the overturning base 3, and the other end of the electro-hydraulic push rod 7 extends to the base 5 of the electro-hydraulic push rod 7. One side of the overturning base 3 is provided with an electro-hydraulic push rod 7 mounting seat 6 for being hinged to the electro-hydraulic push rod 7, so that the overturning base 3 overturns under the action of the electro-hydraulic push rod 7.
Wherein, 7 bases 5 of electric liquid push rod include:
the base plate is fixedly connected on the placing surface;
the hinge groove is a V-shaped groove with an upward opening, the lower part of the hinge groove is fixedly connected to the base plate, and the piston end of the electro-hydraulic push rod 7 is correspondingly arranged in the hinge groove. The bottom of the V-shaped groove is a round sliding surface, and the V-shaped groove with the smooth bottom can enable the top of the electro-hydraulic push rod 7 to push against the inner side of the V-shaped groove to move upwards, so that the effect of improving the overturning amplitude is achieved.
Through hydraulic system drive electricity liquid push rod 7 to overturn base 3, hydraulic drive has following advantage: the device can output large thrust or large torque, and can realize low-speed large-tonnage movement, which is a prominent advantage that other transmission modes cannot compare; secondly, stepless speed regulation can be conveniently realized, the speed regulation range is wide, and the speed can be regulated in the system operation process; and thirdly, under the condition of the same power, the hydraulic transmission device has small volume, light weight and compact structure. The hydraulic elements can be connected by pipelines or integrated connection, the layout and installation of the hydraulic elements are very flexible, and a complex system which is difficult to form by other transmission modes can be formed; hydraulic transmission can make the movement of the executing element very uniform and stable, and the moving part has no reversing impact when reversing. Moreover, because the reaction speed is high, frequent reversing can be realized; the operation is simple, and the adjustment and control are convenient; the hydraulic system is convenient to realize overload protection and is safe and reliable to use. The moving parts in each hydraulic element work in oil liquid and can lubricate automatically, so the elements have long service life.
In addition, the hydraulic system is controlled by the electric control system to realize the electrification control of the overturning base 3.
This application still has following optional embodiment, is equipped with the speed reducer base 2 that corresponds speed reducer 8 on the installation face, and 2 below of speed reducer base link firmly the installation face, and the top is equipped with a plurality of screw to link firmly the speed reducer through the bolt. Fix the speed reducer on speed reducer base 2 with the detachable mode through the bolt, and then control the upset of upset base 3, realize the purpose of speed reducer upset, be convenient for change, and bolted connection has stronger reliability, connects firmly, avoids the speed reducer landing in the upset process.
In this embodiment, there are two speed reducer bases 2, and the two speed reducer bases 2 are respectively disposed on two sides of the turning base 3. Specifically, speed reducer base 2 includes upper junction plate, lower connecting plate and web, and wherein, upper junction plate and lower connecting plate link firmly both sides about the web to form I shape or C shape structure, wherein, the lower connecting plate links firmly on 3 installation faces of upset base through the bolt, so that the upper junction plate forms the installation position that is on a parallel with the installation face, is equipped with the screw on the upper junction plate, carries out the speed reducer assembly with this.
To sum up, this application provides an use driving to carry out 90 turning device of supplementary speed reducer, utilizes the driving to hoist the speed reducer on upset base 3, overturns upset base 3 through electric liquid push rod 7 to this purpose of realizing the upset that slows down, in addition, sets up bolt 4 on roll-over stand 1, pegs graft upset base 3, and is spacing to upset base 3 in to speed reducer and 3 connection process of upset base, avoids taking place to overturn and the potential safety hazard that causes specifically does: hoisting the rolling mill reducer to the overturning base 3 by using a 50-ton traveling crane and a 25-ton traveling crane in a matching way; connecting and fixing the speed reducer with the overturning base 3 by using an M64 bolt; after the bolts are fastened, the fixing bolts 4 of the turnover device are sequentially pulled out; inching the electro-hydraulic push rod 7 for testing; after the test is finished and no problem exists, the overturning base 3 is overturned for 90 degrees through the electro-hydraulic push rod 7; after the upset was accomplished, use two hydraulic pressure shallow to shift 3 support racks to upset platform bottom respectively, fall the speed reducer to the support rack on, accomplish the upset.
The above description is only exemplary of the utility model and should not be taken as limiting the utility model, as any modification, equivalent replacement, or improvement made within the spirit and principle of the utility model is intended to be covered by the appended claims.
Claims (10)
1. The utility model provides an use driving to carry out supplementary speed reducer 90 turning device which characterized in that, turning device includes:
the two turnover frames are arranged oppositely and have a certain distance;
the overturning base is arranged between the two overturning frames, and two ends of the overturning base are hinged to the two overturning frames through hinge shafts respectively; the overturning base is provided with an installation surface, and the speed reducer is correspondingly and fixedly connected to the installation surface;
the driving mechanism is arranged on one side of the overturning base to drive the overturning base to overturn;
the limiting piece is arranged on the turnover frame and can be connected with the turnover base so as to limit the turnover of the turnover base and fixedly connect the speed reducer to the mounting surface; or releasing the turnover base so that the driving mechanism drives the turnover base to turn over.
2. The 90-degree overturning device for the speed reducer assisted by the travelling crane according to claim 1, wherein the limiting member is a bolt pointing to the end of the overturning base, and the bolt is clamped with the overturning base so as to enable the mounting surface to be kept in a horizontal state.
3. The 90 ° turnover device of speed reducer with driving assistance as claimed in claim 2, wherein the end of the turnover base is provided with a socket corresponding to the plug pin for the plug pin to be inserted.
4. The 90 ° turnover device of speed reducer with driving assistance as claimed in claim 3, wherein there are two said pins, and said two said pins are correspondingly distributed on two sides of said turnover base.
5. The 90-degree overturning device for the speed reducer assisted by the travelling crane according to claim 1, wherein two ends of the overturning base are respectively provided with a connecting plate which extends upwards to form an installing surface, the two connecting plates and the overturning base are in a U-shaped structure, and the hinge shaft is arranged on the upper edge of the outer side surface of each connecting plate.
6. The 90-degree overturning device for the speed reducer assisted by the travelling crane according to claim 1, wherein at least one side of the overturning base is provided with a driving mechanism, and the driving mechanism is an electro-hydraulic push rod.
7. The 90-degree overturning device for the speed reducer assisted by the travelling crane according to claim 6, wherein one end of the electro-hydraulic push rod is hinged to the overturning base, and the other end of the electro-hydraulic push rod extends to the electro-hydraulic push rod base.
8. The 90 ° tilter of speed reducer using a traveling crane for assistance as claimed in claim 7, wherein the electro-hydraulic push rod mount comprises:
the base plate is fixedly connected on the placing surface;
the hinge groove is a V-shaped groove with an upward opening, the lower part of the hinge groove is fixedly connected to the base plate, and the piston end of the electro-hydraulic push rod is correspondingly arranged in the hinge groove.
9. The 90-degree overturning device for the speed reducer assisted by the travelling crane according to claim 1, wherein a speed reducer base corresponding to the speed reducer is arranged on the mounting surface, the mounting surface is fixedly connected below the speed reducer base, and a plurality of screw holes are formed above the speed reducer base so as to fixedly connect the speed reducer through the screw holes by bolts.
10. The 90 ° tilter of speed reducer using a traveling crane as claimed in claim 9, wherein there are two speed reducer bases, and the two speed reducer bases are respectively disposed on both sides of the tilter base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121101706.9U CN215326510U (en) | 2021-05-21 | 2021-05-21 | 90-degree overturning device for speed reducer assisted by travelling crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121101706.9U CN215326510U (en) | 2021-05-21 | 2021-05-21 | 90-degree overturning device for speed reducer assisted by travelling crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215326510U true CN215326510U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121101706.9U Active CN215326510U (en) | 2021-05-21 | 2021-05-21 | 90-degree overturning device for speed reducer assisted by travelling crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215326510U (en) |
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2021
- 2021-05-21 CN CN202121101706.9U patent/CN215326510U/en active Active
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