CN203890408U - Threaded heat treatment hanging tool for shaft and sleeve parts - Google Patents
Threaded heat treatment hanging tool for shaft and sleeve parts Download PDFInfo
- Publication number
- CN203890408U CN203890408U CN201420311820.8U CN201420311820U CN203890408U CN 203890408 U CN203890408 U CN 203890408U CN 201420311820 U CN201420311820 U CN 201420311820U CN 203890408 U CN203890408 U CN 203890408U
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- China
- Prior art keywords
- joint pin
- heat treatment
- hanger
- suspension bracket
- adapter sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a threaded heat treatment hanging tool for shaft and sleeve parts. The lifting tool comprises a hanging bracket, at least one vertically arranged connecting posts or connecting sleeves are arranged on the hanging bracket, connecting post external threads which are in thread fit with the internal threads of the corresponding sleeve parts are arranged at the external peripheral surfaces of the connecting posts or connecting sleeve internal threads which are in thread fit with the external threads of the corresponding shaft parts are arranged at the internal peripheral surface of the connecting sleeves. The utility model provides a heat treatment hanging tool which is not easily deformed in the heat treatment process of shaft and sleeve parts.
Description
Technical field
The utility model relates to the heat treatment hanger of the threaded axle of a kind of tool, cover parts.
Background technology
The threaded axle of some tools, cover parts are because itself length is long and wall is thinner, and their heat treatment deformation is a more scabrous problem always.Such as the outer shell using in down-hole hammer knocker, down-hole hammer knocker and down-hole hammer are used in conjunction with, can be used for exploration, earth and rock works, mining boring and oil drilling field, brought into play huge effect, down-hole hammer knocker comprises elongated established female outer shell and is assemblied in inner casing on outer shell, valve seat, check valve, drill equipment etc., outer shell belongs to elongated thin-wall sleeve parts, the length of outer shell is in 1000mm left and right, wall thickness is in 13mm left and right, and outer shell adopts the medium carbon alloy steel materials such as 42CrMo to make after integral quenching conventionally.In prior art, by suspender, outer shell is winched to and in corresponding quenching apparatus, carries out quenching heat treatment, suspender comprises suspension bracket, on suspension bracket, be provided with pallet, outer shell is lain on pallet, in whole thermal treatment, by tray support, outer shell (pallet is difficult for excessive, and excessive pallet can affect the thermal effectiveness of hot outer shell).The problem that existing this suspender exists is, outer shell lies against on pallet, outer shell easily rolls and is difficult for location on the one hand, pallet blocks simultaneously, outer shell can not be exposed in quenching apparatus completely, this has affected the quenching effect of outer shell on the one hand, on the other hand, because length length and the wall of outer shell are thinner, under hot environment, be subject to the impact of outer shell dead weight, outer shell is easy to flexural deformation, the failure that causes whole outer shell to make, ten products often have six or seven products and occur bending and deformation, diastrophic outer shell can only be processed as discard, the yield rate of outer shell is very low.
Summary of the invention
The purpose of this utility model is to provide a kind of axle, cover parts on-deformable heat treatment hanger in heat treatment process.
In order to address the above problem, the technical solution of the utility model is:
The heat treatment hanger of the threaded axle of a kind of tool, cover parts, comprise suspension bracket, suspension bracket is provided with at least one vertical joint pin or adapter sleeve arranging, the periphery of joint pin be provided with for corresponding cover parts on the joint pin outside screw of internal thread thread fit or the inner peripheral surface of adapter sleeve be provided with for corresponding axial workpiece on the adapter sleeve internal thread of outside screw thread fit.
Described suspension bracket comprises the balance columns of vertical setting, the upper end of balance columns is provided with the syndeton for being connected with weight handling equipment, suspension bracket also comprises that at least two head ends are fixedly arranged on described balance columns, end is along the hanger beam radially overhanging towards far from equilibrium post direction of balance columns, each hanger beam is arranged around the circumferentially equidistant interval of balance columns, the number of described joint pin or adapter sleeve is corresponding with the number of hanger beam, and each joint pin or adapter sleeve are fixedly arranged on respectively the end of corresponding hanger beam.
Described syndeton is a C shape hook.
On suspension bracket, be installed with joint pin, joint pin is step shaft structure, and joint pin comprises path section setting up and down and large footpath section, and described joint pin outside screw is arranged in the section of described large footpath.
The beneficial effects of the utility model are: take and be installed with joint pin on suspension bracket and the beneficial effects of the utility model illustrated as example, during use, the internal thread rotation of cover parts is contained on the joint pin outside screw of joint pin, then suspension bracket is by the extremely corresponding equipment for Heating Processing of cover parts lifting, by screw thread, cover parts is positioned, it is firm to locate, cover parts can not roll, joint pin can make cover parts be held in vertical state simultaneously, in heat treatment process, the weight of cover parts itself can not make self flexural deformation, thereby guaranteed the thermal treatment quality of cover parts, in addition, the screw-internal thread fit of joint pin outside screw and cover parts, joint pin can not block cover parts, and whole cover parts leaks completely cruelly in equipment for Heating Processing, has greatly improved thermal effectiveness, in like manner on suspension bracket, setting firmly adapter sleeve also can play and make axial workpiece on-deformable effect in heat treatment process.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of joint pin in Fig. 2;
Fig. 4 is the use state graph of Fig. 1.
Embodiment
The embodiment of the heat treatment hanger of the threaded axle of a kind of tool, cover parts is as shown in Fig. 1 ~ 4: comprise suspension bracket, suspension bracket comprises the balance columns 2 of vertical setting, the upper end of balance columns is provided with the syndeton for being connected with weight handling equipment, syndeton is a C shape hook 1 that is fixedly welded on balance columns upper end, suspension bracket also comprises that four head ends are fixedly arranged on balance columns 2, end is along the hanger beam 3 radially overhanging towards far from equilibrium post direction of balance columns, each hanger beam 3 is around the circumferentially equidistant interval of balance columns layout, and four hanger beams have formed cruciform.At the end of each hanger beam, be all installed with the joint pin 4 of vertical layout, joint pin 4 is step shaft structure, joint pin comprises path section setting up and down 42 and 43 sections, large footpath, path section welding is fixedly arranged on hanger beam, the periphery of large footpath section be provided with for corresponding cover parts on the joint pin outside screw 41 of internal thread thread fit.
Take below the outer shell of down-hole hammer knocker is lifted as example the use procedure of the heat treatment hanger in the utility model is described, as shown in Figure 4, four outer shells 5 are distinguished to spinnings on corresponding joint pin outside screw, the lower end of balance columns is lower than the lower end of part to be hung, balance columns can play best counterbalance effect like this, then by weight handling equipment by heat treatment hanger together with outer shell handling in equipment for Heating Processing.Be threaded and guaranteed the fixing that outer shell is connected with heat treatment hanger, the stability that can guarantee outer shell handling process can guarantee the stability in outer shell heat treatment process again, by the joint pin outside screw on joint pin and outer shell thread fit, outer shell is exposed in equipment for Heating Processing completely, has improved the thermal effectiveness of outer shell; Joint pin is also held in outer shell vertical state simultaneously, and outer shell can not be out of shape because of gravity-bending in heat treatment process.
In other embodiment of the present utility model: the number of hanger beam can also be two, three, four or more; Certainly hanger beam can also not have, and now does not need to arrange balance columns yet, only need set firmly at the middle part of suspension bracket a joint pin; C shape hook can also be replaced by other syndetons such as ring like steel wire rope slings; The path section of joint pin can also be threaded with hanger beam or be hinged; Joint pin also can be isometrical up and down column construction; In the time need to lifting elongated axial workpiece, joint pin can also be connected cover and replace, the inner peripheral surface of adapter sleeve be provided with for axial workpiece on the adapter sleeve internal thread of outside screw thread fit.
Claims (4)
1. the heat treatment hanger of the threaded axle of tool, cover parts, comprise suspension bracket, it is characterized in that: suspension bracket is provided with at least one vertical joint pin or adapter sleeve arranging, the periphery of joint pin be provided with for corresponding cover parts on the joint pin outside screw of internal thread thread fit or the inner peripheral surface of adapter sleeve be provided with for corresponding axial workpiece on the adapter sleeve internal thread of outside screw thread fit.
2. heat treatment hanger according to claim 1, it is characterized in that: described suspension bracket comprises the balance columns of vertical setting, the upper end of balance columns is provided with the syndeton for being connected with weight handling equipment, suspension bracket also comprises that at least two head ends are fixedly arranged on described balance columns, end is along the hanger beam radially overhanging towards far from equilibrium post direction of balance columns, each hanger beam is arranged around the circumferentially equidistant interval of balance columns, the number of described joint pin or adapter sleeve is corresponding with the number of hanger beam, and each joint pin or adapter sleeve are fixedly arranged on respectively the end of corresponding hanger beam.
3. heat treatment hanger according to claim 2, is characterized in that: described syndeton is a C shape hook.
4. according to the heat treatment hanger described in claim 1 ~ 3 any one, it is characterized in that: on suspension bracket, be installed with joint pin, joint pin is step shaft structure, and joint pin comprises path section setting up and down and large footpath section, and described joint pin outside screw is arranged in the section of described large footpath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311820.8U CN203890408U (en) | 2014-06-12 | 2014-06-12 | Threaded heat treatment hanging tool for shaft and sleeve parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311820.8U CN203890408U (en) | 2014-06-12 | 2014-06-12 | Threaded heat treatment hanging tool for shaft and sleeve parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203890408U true CN203890408U (en) | 2014-10-22 |
Family
ID=51716835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420311820.8U Expired - Fee Related CN203890408U (en) | 2014-06-12 | 2014-06-12 | Threaded heat treatment hanging tool for shaft and sleeve parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203890408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512059A (en) * | 2019-10-08 | 2019-11-29 | 王世民 | A kind of tooling for facilitating fixed gear shaft to quench |
-
2014
- 2014-06-12 CN CN201420311820.8U patent/CN203890408U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110512059A (en) * | 2019-10-08 | 2019-11-29 | 王世民 | A kind of tooling for facilitating fixed gear shaft to quench |
| CN110512059B (en) * | 2019-10-08 | 2021-03-26 | 南通今朝机床有限公司 | Tool convenient for fixing gear shaft quenching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150612 |
|
| EXPY | Termination of patent right or utility model |