CN219112558U - Special fixture for bending and straightening lifting rod of railway wagon hook - Google Patents
Special fixture for bending and straightening lifting rod of railway wagon hook Download PDFInfo
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- CN219112558U CN219112558U CN202222565799.1U CN202222565799U CN219112558U CN 219112558 U CN219112558 U CN 219112558U CN 202222565799 U CN202222565799 U CN 202222565799U CN 219112558 U CN219112558 U CN 219112558U
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- bending
- straightening
- lifting rod
- support
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The utility model relates to the technical field of special bending and straightening clamps, and discloses a special bending and straightening clamp for a hook lifting rod of a railway wagon, which comprises a casing, a hydraulic driving mechanism, a headstock, a bending assembly and a straightening assembly, wherein the hydraulic driving mechanism comprises an oil cylinder; the special fixture for bending and straightening the hook lifting rod of the railway wagon solves the problems that the existing design cannot change a bending die, the hook lifting rod cannot be straightened, and the using function is single.
Description
Technical Field
The utility model relates to the technical field of special clamps for bending and straightening, in particular to a special clamp for bending and straightening a hook lifting rod of a railway wagon.
Background
The coupler buffer device is used as an important component of a railway wagon and is an important component for interconnection between rolling stocks. The coupler connecting and hanging mainly comprises coupler accessories with qualified overhaul quality and good technical state. In case the technical state of the car coupler buffer device is problematic, car coupler separation accidents are easy to occur, the car coupler lifting rod is an important link for decomposing the car coupler, whether the technical state is good or not, and whether all accessories of the car coupler lifting rod accord with the application limit or not can cause great influence on hidden danger of driving. Therefore, problems occur in the operation of the coupler lifting rod, the good effect of the coupler lifting rod is a key link for the separation of the coupler, a processing method is mastered, and the key work for the fault processing of the coupler is realized. In the prior art, as shown in fig. 1, due to the structural design of the bending headstock 1' and the bending push block 2', specifically, the bending die 3' is integrally formed on the bending headstock 1', so that the replacement of the bending die 3' cannot be realized, and the bending function of the reinforcing steel bar can only be realized by combining the bending push block, and due to the fact that the bending headstock and the bending push block cannot be adaptively replaced, when the straightening operation of the hook lifting rod is required, the conventional design cannot be realized, and the use function is single.
Disclosure of Invention
The utility model aims to provide a special fixture for bending and straightening a hook lifting rod of a railway wagon, which is used for solving at least one of the problems in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a special fixture of railway freight car hook lifting lever bending alignment, includes casing, hydraulic drive mechanism, headstock, bending unit spare and alignment subassembly, hydraulic drive mechanism includes the hydro-cylinder, the headstock sets up the one end at the casing, the one end of keeping away from the casing on the headstock is equipped with the installation position, be equipped with the connector on the piston rod of hydro-cylinder, bending unit spare includes crooked ejector pad and crooked mould, alignment subassembly includes alignment ejector pad and alignment support, crooked ejector pad or alignment ejector pad detachable install on the connector, crooked mould or alignment support detachable install in installation position department.
In this technical scheme, owing to have crooked subassembly and alignment subassembly simultaneously, can adjust in a flexible way according to the user demand, can install crooked subassembly or alignment subassembly on the head rest, owing to crooked subassembly includes crooked ejector pad and crooked mould, alignment subassembly includes alignment ejector pad and alignment support, crooked ejector pad or alignment ejector pad detachable installs on the connector, crooked mould or alignment support detachable installs in the installation department, then when carrying out the operation, only need carry out two positions respectively change in connector and installation department can, convenient operation is swift. The specific use process is that when the hook lifting rod needs to be straightened, the piston rod of the hydraulic driving mechanism drives the straightening push block to move towards the straightening support, and then the hook lifting rod between the straightening push block and the straightening support can be in a straightened state along with the gradual reduction of the distance between the straightening push block and the straightening support. To sum up, this technical scheme has solved current design and can't change crooked mould, can't realize straightening operation to the hook lifting rod, problem that the service function is single.
Further, in order to conveniently realize detachable installation of the bending assembly or the straightening assembly, the bending pushing block or the straightening pushing block is detachably installed on the connecting head through a fixing screw, and the bending die or the straightening bracket is detachably installed at the installation position through the screw.
Further, in order to better realize the bending extrusion to the reinforcing steel bar, one side of the bending push block facing the bending die is provided with an arc extrusion surface, and the lower end of the arc extrusion surface is provided with an extension part extending towards the bending die.
Further, in order to better provide a bending supporting force during a bending operation of the reinforcing steel bar, the bending mold has a cylindrical structure.
Further, in order to position the hook lifting rod, a better straightening effect is achieved, and the straightening push block extends towards the straightening support to form an L-shaped structure.
Further, in order to position the hook lifting rod, a better straightening effect is achieved, and extension plates extending towards the straightening push block are arranged at two ends of the straightening support.
Further, for the installation of more stable realization to the bending component, installation position department is equipped with the locating shaft, the bending die includes the bending die main part, the bending die main part cover is established on the locating shaft, the bending die main part passes through the screw detachably and installs on the locating shaft, be equipped with packing ring and bending machine gasket between screw and the bending die main part, the bending machine gasket is located the packing ring below.
Further, for the installation of more stable realization to the subassembly of straightening, the installation position department is equipped with the locating shaft, the support of straightening includes the support main part of straightening, the middle part cover of support main part of straightening is established on the locating shaft, the support main part of straightening passes through the screw demountable installation on the locating shaft, be equipped with packing ring and bending machine gasket between screw and the support main part of straightening, the bending machine gasket is located the packing ring below.
Further, in order to promote the location cooperation effect between bending machine gasket and the bending die main part, be equipped with limit structure between bending machine gasket and the bending die main part.
Further, in order to promote the location cooperation effect between bending machine gasket and the support that straightens, be equipped with limit structure between bending machine gasket and the support main part that straightens.
The beneficial effects of the utility model are as follows: in this technical scheme, owing to have crooked subassembly and alignment subassembly simultaneously, can adjust in a flexible way according to the user demand, can install crooked subassembly or alignment subassembly on the head rest, owing to crooked subassembly includes crooked ejector pad and crooked mould, alignment subassembly includes alignment ejector pad and alignment support, crooked ejector pad or alignment ejector pad detachable installs on the connector, crooked mould or alignment support detachable installs in the installation department, then when carrying out the operation, only need carry out two positions respectively change in connector and installation department can, convenient operation is swift. The specific use process is that when the hook lifting rod needs to be straightened, the piston rod of the hydraulic driving mechanism drives the straightening push block to move towards the straightening support, and then the hook lifting rod between the straightening push block and the straightening support can be in a straightened state along with the gradual reduction of the distance between the straightening push block and the straightening support. To sum up, this technical scheme has solved current design and can't change crooked mould, can't realize straightening operation to the hook lifting rod, problem that the service function is single.
Drawings
FIG. 1 is a schematic structural diagram of a prior art design;
FIG. 2 is a schematic view of a structure of the present utility model in a bent use state;
FIG. 3 is a schematic view of the structure of the alignment device of the present utility model;
FIG. 4 is a schematic view of the alignment assembly of the present utility model;
fig. 5 is a partial structural view showing an installation state of the bending unit in the present utility model.
In the figure: a housing 1; a headstock 2; an oil cylinder 3; bending the push block 4; a bending die 5; bending the mould body 5.1; straightening the pushing block 6; straightening the bracket 7; a connector 8; a screw 9; an arc-shaped pressing surface 10; an extension 11; an extension plate 12; a positioning shaft 13; a gasket 14; a bender shim 15; and a limit structure 16.
Detailed Description
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model.
Example 1:
as shown in fig. 2-5, the embodiment provides a special fixture for bending and straightening a hook lifting rod of a railway wagon, which comprises a casing 1, a hydraulic driving mechanism, a headstock 2, a bending assembly and a straightening assembly, wherein the hydraulic driving mechanism comprises an oil cylinder 3, the headstock 2 is arranged at one end of the casing 1, one end, far away from the casing 1, of the headstock 2 is provided with a mounting position, a connector 8 is arranged on a piston rod of the oil cylinder 3, the bending assembly comprises a bending push block 4 and a bending die 5, the straightening assembly comprises a straightening push block 6 and a straightening support 7, the bending push block 4 or the straightening push block 6 is detachably mounted on the connector 8, and the bending die 5 or the straightening support 7 is detachably mounted at the mounting position.
In this technical scheme, owing to have bending component and alignment subassembly simultaneously, can adjust in a flexible way according to the user demand, can install bending component or alignment subassembly on headstock 2, owing to bending component includes crooked ejector pad 4 and crooked mould 5, alignment subassembly includes alignment ejector pad 6 and alignment support 7, crooked ejector pad 4 or alignment ejector pad 6 detachable installs on connector 8, crooked mould 5 or alignment support 7 detachable installs in the installation department, then when carrying out the operation, only need carry out two positions respectively change in connector 8 and installation department can, convenient operation is swift. The specific use process is that when the hook lifting rod needs to be straightened, the piston rod of the hydraulic driving mechanism drives the straightening push block 6 to move towards the straightening bracket 7, and then the hook lifting rod between the straightening push block 6 and the straightening bracket 7 can be in a straightened state along with the gradual reduction of the distance between the straightening push block and the straightening bracket 7. To sum up, this technical scheme has solved current design and can't change crooked mould 5, can't realize carrying out the operation of straightening to the hook lifting rod, problem that the service function is single.
Example 2:
this example was optimized based on example 1 above.
In order to conveniently realize the detachable installation of the bending assembly or the straightening assembly, the bending push block 4 or the straightening push block 6 is detachably installed on the connector 8 through the fixing screw 9, and the bending die 5 or the straightening bracket 7 is detachably installed at the installation position through the screw 9.
Example 3:
this example was optimized based on example 1 above.
In order to better realize the bending extrusion of the reinforcing steel bars, one side of the bending push block 4 facing the bending die 5 is provided with an arc-shaped extrusion surface 10, and the lower end of the arc-shaped extrusion surface 10 is provided with an extension part 11 extending towards the bending die 5.
Example 4:
this example was optimized based on example 1 above.
In order to better provide a supporting force for bending during the bending operation of the reinforcing bars, the bending die 5 has a cylindrical structure.
Example 5:
this example was optimized based on example 1 above.
In order to position the hook lifting rod, a better straightening effect is achieved, and the straightening push block 6 extends towards the straightening support 7 to form an L-shaped structure.
Example 6:
this example was optimized based on example 1 above.
In order to position the hook levers, a better straightening effect is achieved, the two ends of the straightening bracket 7 are provided with extension plates 12 extending towards the straightening push block 6.
Example 7:
this example was optimized based on example 2 above.
As shown in fig. 5, for more stable installation of the bending assembly, the installation position is provided with a positioning shaft 13, the bending die 5 comprises a bending die main body 5.1, the bending die main body 5.1 is sleeved on the positioning shaft 13, the bending die main body 5.1 is detachably installed on the positioning shaft 13 through a screw 9, a gasket 14 and a bending machine gasket 15 are arranged between the screw 9 and the bending die main body 5.1, and the bending machine gasket 15 is located below the gasket 14.
Example 8:
this example was optimized based on example 2 above.
For the installation of more stable realization to the alignment subassembly, the installation position department is equipped with locating shaft 13, and alignment support 7 includes alignment support main part, and alignment support main part's middle part cover is established on locating shaft 13, and alignment support main part passes through screw 9 detachable installation on locating shaft 13, is equipped with packing ring 14 and bending machine gasket 15 between screw 9 and the alignment support main part, and bending machine gasket 15 is located packing ring 14 below.
Example 9:
this example was optimized based on example 7 above.
In order to improve the positioning and matching effect between the bending machine gasket 15 and the bending die main body 5.1, a limiting structure 16 is arranged between the bending machine gasket 15 and the bending die main body 5.1.
Example 10:
this example was optimized based on example 8 above.
In order to improve the positioning and matching effect between the bending machine gasket 15 and the straightening support 7, a limiting structure 16 is arranged between the bending machine gasket 15 and the straightening support body.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. A special fixture of bending alignment of railway freight car hook lifting lever, its characterized in that: the hydraulic driving mechanism comprises an oil cylinder, the head frame is arranged at one end of the shell, an installation position is arranged at one end, far away from the shell, of the head frame, a connector is arranged on a piston rod of the oil cylinder, the bending assembly comprises a bending push block and a bending die, the straightening assembly comprises a straightening push block and a straightening support, the bending push block or the straightening push block is detachably arranged on the connector, and the bending die or the straightening support is detachably arranged at the installation position.
2. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 1, wherein: the bending pushing block or the straightening pushing block is detachably mounted on the connecting head through a fixing screw, and the bending die or the straightening support is detachably mounted at the mounting position through a screw.
3. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 1, wherein: the bending push block is provided with an arc extrusion surface towards one side of the bending die, and the lower end of the arc extrusion surface is provided with an extension part extending towards the bending die.
4. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 1, wherein: the bending die is of a cylindrical structure.
5. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 1, wherein: the straightening push block extends towards the straightening support to form an L-shaped structure.
6. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 1, wherein: the two ends of the straightening support are provided with extension plates extending towards the straightening push block.
7. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 2, wherein: the installation position department is equipped with the locating shaft, the bending die includes the bending die main part, the bending die main part cover is established on the locating shaft, the bending die main part passes through the screw detachably and installs on the locating shaft, be equipped with packing ring and bending machine gasket between screw and the bending die main part, the bending machine gasket is located the packing ring below.
8. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 2, wherein: the installation position department is equipped with the locating shaft, the support of straightening includes the support main part of straightening, the middle part cover of support main part of straightening is established on the locating shaft, the support main part of straightening passes through the screw detachable and installs on the locating shaft, be equipped with packing ring and bending machine gasket between screw and the support main part of straightening, the bending machine gasket is located the packing ring below.
9. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 7, wherein: and a limiting structure is arranged between the bending machine gasket and the bending die main body.
10. The special fixture for bending and straightening a hook lifting rod of a railway wagon according to claim 8, wherein: and a limiting structure is arranged between the bending machine gasket and the straightening bracket main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565799.1U CN219112558U (en) | 2022-09-26 | 2022-09-26 | Special fixture for bending and straightening lifting rod of railway wagon hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222565799.1U CN219112558U (en) | 2022-09-26 | 2022-09-26 | Special fixture for bending and straightening lifting rod of railway wagon hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219112558U true CN219112558U (en) | 2023-06-02 |
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ID=86531127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222565799.1U Active CN219112558U (en) | 2022-09-26 | 2022-09-26 | Special fixture for bending and straightening lifting rod of railway wagon hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219112558U (en) |
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2022
- 2022-09-26 CN CN202222565799.1U patent/CN219112558U/en active Active
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