CN108195415A - A kind of detection method of the permeability qualification of cast-type steel wire rope slocket - Google Patents
A kind of detection method of the permeability qualification of cast-type steel wire rope slocket Download PDFInfo
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- CN108195415A CN108195415A CN201711362801.2A CN201711362801A CN108195415A CN 108195415 A CN108195415 A CN 108195415A CN 201711362801 A CN201711362801 A CN 201711362801A CN 108195415 A CN108195415 A CN 108195415A
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- steel wire
- connector
- wire rope
- detection
- cast
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Ropes Or Cables (AREA)
Abstract
The present invention relates to a kind of detection methods of the permeability qualification of cast-type steel wire rope slocket, include the following steps：Step 1, the inside that steel cord ends are fitted into connector；Step 2 wraps up the steel wire rope of connector bottom with thermal insulation layer；Detection steel wire is inserted perpendicularly into from connector center to the bottom of connector by step 3, pulls up detection steel wire, confirms that detection steel wire can freely be extracted out of connector；Step 4, preheated joints and steel wire rope；Step 5 is poured into solder in the gap of connector and steel wire rope；Step 6, heated coupling, while detection steel wire is pulled up, after detection steel wire is extracted out of connector, stop heating, casting complete immediately.The present invention reduces the influence that heating causes steel wire rope due to high temperature strength reduction as far as possible, ensure that the product quality of rope slocket after cast, improves the Fracture Force of rope slocket.
Description
Technical field
The present invention relates to a kind of detection methods of the permeability qualification of cast-type steel wire rope slocket.
Background technology
Cast-type rope slocket is that steel cord end and connector are fixed together by way of pouring into a mould solder, due to cast-type
Rope slocket is poured into a mould to erecting bed, so can not carry out X ray etc. carries out nondestructive inspection；Cast-type rope slocket at present
Quality testing is all whether to have solder outflow or the top that will pour the connector being poured in using the bottom for the naked eye checking pour mass
Portion is machined out, it is desirable that the stomata quantity of machined surface is no more than certain quantity and size.
In all very big rope slocket cast of some volumes and quality, steel wire can be led to since preheating temperature is excessively high before cast
Surface and the scaling powder oxidation deactivation of connector inner surface, so preheating temperature cannot be excessively high；When the solder of certain temperature is poured into
After in connector, since connector absorbs the heat of solder in itself, the steel wire rope in connector will also absorb the heat of solder, cause to pour into
Solder in connector can be solidified and be lost flowability within the very short time, so as to cause permeability of the solder in pour mass
Bottom not high or even that connector cannot be flowed to because of mobility variation.
In addition, the steel wire rope of cast is typically all to be made of the high-tensile steel wires using cold drawing forming.This steel wire rope
A feature be steel wire rope by high-temperature heating to a certain extent after, the intensity of steel wire rope in itself can decline very much, serious conditions
The lower quality that will influence steel wire rope product.
It is to be heated the rope slocket after cast again to solve a kind of method that solder permeability is low in connector at present, weight
Solder in new fusing connector.But how this method is for judge the secondary fusion or two of the solder in connector
The excessively high intensity for whether having influenced steel wire rope of secondary heating temperature, all without examination criteria.
Invention content
The purpose of the present invention is overcoming disadvantages described above, providing a kind of prevent excessive temperature rise and improves solder oozing in connector
The detection method of the permeability qualification of the cast-type steel wire rope slocket of saturating rate.
The technical scheme is that a kind of detection method of the permeability qualification of cast-type steel wire rope slocket：It includes
Following steps：
Step 1, the inside that steel cord ends are fitted into connector；
Step 2 wraps up the steel wire rope of connector bottom with thermal insulation layer；
Detection steel wire is inserted perpendicularly into from connector center to the bottom of connector by step 3, is pulled up detection steel wire, is confirmed detection
Steel wire can freely be extracted out of connector；
Step 4, preheated joints and steel wire rope, preheating temperature is at 250 DEG C ± 50 DEG C；
Step 5 is poured into solder in the gap of connector and steel wire rope；
Step 6, heated coupling, while detection steel wire is pulled up, after detection steel wire is extracted out of connector, stop adding immediately
Heat, casting complete.
Preferably, the preheating and heating are the mode of heating from connector appearance to the inside.
Preferably, it is described to preheat and be heated to be flame preheating and flame heating.
The method have the benefit that the connector bottom good by the way that steel wire plugging in fitting before cast will be detected, it will
Solder is poured into connector, and the temperature of connector and steel wire rope is relatively low, the solder of fusing within a fitting portion position will due to temperature compared with
Low and solidify, then the outer wall using flame gun heated coupling, solder will melt after the temperature raising of connector, slightly exert oneself
Detection steel wire is pulled out upwards, continues to heat, steel wire rope also receives the minimum heat needed for by solder secondary fusion, so as to the greatest extent may be used
The influence for reducing heating and causing strength reduction due to high temperature to steel wire rope of energy, ensure that the product matter of rope slocket after cast
Amount improves the Fracture Force of rope slocket.The present invention ensures that solder permeability qualification provides to cast-type rope slocket in reheating
A kind of detection method.
Description of the drawings
Fig. 1 makes schematic diagram for cast-type of embodiment of the present invention rope slocket.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and embodiments.
With reference to attached drawing, a kind of detection method of the permeability qualification of cast-type steel wire rope slocket：It includes the following steps：
Step 1, the inside that 6 end of steel wire rope is fitted into connector 3；
Step 2 wraps up the thermal insulation layer 5 of steel wire rope 6 of 3 bottom of connector；
Detection steel wire 7 is inserted perpendicularly into from 3 center of connector to the bottom of connector 3 by step 3, is pulled up detection steel wire 7, is confirmed
Detection steel wire 7 can freely be extracted out of connector 3；
Step 4, preheated joints 3 and steel wire rope 6, preheating temperature is at 250 DEG C；
Step 5 is poured into solder 2 in the gap of connector 3 and steel wire rope 6；
Step 6, heated coupling 3, while detection steel wire 7 is pulled up, after the extraction out of connector 3 of steel wire 7 is detected, stop immediately
Heating, casting complete.
Preheating and heating wherein in step 4 and step 6 are the mode of heating from 3 appearance of connector to the inside, described pre-
Heat is heated with flame preheating and flame is heated to be.
In reference attached drawing 1, the feature of detection steel wire 7 is：The diametric requirements for detecting steel wire 7 are smaller, can be easily
The bottom that connector 3 is inserted into steel wire gap of the steel wire 7 out of connector 3 will be detected, Fig. 1 more comprehensively describes cast-type steel wire
The manufacturing process of rope slocket 3：
Step 1, the inside that treated 6 end of steel wire rope is fitted into connector 3 by cleaning treatment simultaneously reach design
Size requirement；
Step 2 wraps up the bottom of connector 3 with the heat-insulated asbestos layer 5 in the position that steel wire rope 6 contacts；
Step 3 will detect steel wire 7 from the bottom of the center of connector 3 insertion connector 3, pull up detection steel wire 7, it is desirable that can be light
The steel wire 7 that will detect of pine freely is extracted out of connector 3；
Step 3, with 4 preheated joints 3 of flame gun, while have the function that preheat steel wire rope 6, preheating temperature is at 250 DEG C ± 50
℃；
The ZnCu6 solders 2 that temperature is 530 DEG C ± 10 DEG C are poured into the interior gap with steel wire rope 6 of connector 3 by step 4 by steel spoon 1
It is interior；
Step 5, with 4 heated coupling 3 of flame gun, heat is passed through into connector 3 and is passed to internal ZnCu6 solders 2,6 and of steel wire rope
Detect steel wire 7；
Step 6 continues with 4 heated coupling 3 of flame gun, and slightly firmly pulls up detection steel wire 7, when detection steel wire 7 is from connecing
After being extracted in first 3, stop heating.
Step 7, when pouring the rope slocket 3 being poured in and being cooled to room temperature, pincers repair polishing 3 outer wall of connector, and cut removal connector 3
On solder 2 compensate annulus, be finally completed the making of cast-type rope slocket 3.
Connector 3 bottom good by that will detect the plugging in fitting before cast of steel wire 7 of the present invention, connector 3 is poured by solder 2
Interior, the temperature of connector 3 and steel wire rope 6 is relatively low, and the solder 2 of fusing will be solidified in 3 medium position of connector since temperature is relatively low,
The outer wall of 4 heated coupling 3 of flame gun is used again, and solder 2 will melt after the temperature raising of connector 3, slightly firmly will inspection
It surveys steel wire 7 to pull out upwards, continues to heat, steel wire rope 6 also receives the minimum heat needed for by 2 secondary fusion of solder, so as to the greatest extent may be used
The influence for reducing heating and causing strength reduction due to high temperature to steel wire rope 6 of energy, ensure that the product of rope slocket 3 after cast
Quality improves the Fracture Force of rope slocket 3.The present invention ensures that 2 permeability of solder is qualified to cast-type rope slocket 3 in reheating
Provide a kind of detection method.
Above only one embodiment of the present invention, a preferred demonstration example.The claimed range of the present patent application
It is not only limited in the embodiment.All technical solutions equivalent with the present embodiment all belong to the scope of protection of the present invention.
Claims (3)
1. the detection method of the permeability qualification of a kind of cast-type steel wire rope slocket, which is characterized in that it includes the following steps：
Step 1, the inside that steel cord ends are fitted into connector；
Step 2 wraps up the steel wire rope of connector bottom with thermal insulation layer；
Detection steel wire is inserted perpendicularly into from connector center to the bottom of connector by step 3, is pulled up detection steel wire, is confirmed detection
Steel wire can freely be extracted out of connector；
Step 4, preheated joints and steel wire rope, preheating temperature is at 250 DEG C ± 50 DEG C；
Step 5 is poured into solder in the gap of connector and steel wire rope；
Step 6, heated coupling, while detection steel wire is pulled up, after detection steel wire is extracted out of connector, stop adding immediately
Heat, casting complete.
2. a kind of detection method of the permeability qualification of cast-type steel wire rope slocket according to claim 1, feature exist
In the preheating and heating are mode of heating from connector appearance to the inside.
3. a kind of detection side of the permeability qualification of cast-type steel wire rope slocket according to claim 1 or claim 2
Method, which is characterized in that described to preheat and be heated to be flame preheating and flame heating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711362801.2A CN108195415B (en) | 2017-12-18 | 2017-12-18 | Detection method for qualified permeability of cast type steel wire rope joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711362801.2A CN108195415B (en) | 2017-12-18 | 2017-12-18 | Detection method for qualified permeability of cast type steel wire rope joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108195415A true CN108195415A (en) | 2018-06-22 |
| CN108195415B CN108195415B (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711362801.2A Active CN108195415B (en) | 2017-12-18 | 2017-12-18 | Detection method for qualified permeability of cast type steel wire rope joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108195415B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091197A (en) * | 2020-09-16 | 2020-12-18 | 湖南湘电动力有限公司 | Casting method for filling inert gas into casting body for protection |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4673309A (en) * | 1984-09-25 | 1987-06-16 | Schlaich Joerg | Method and apparatus for anchoring cables of high-tensile steel wire |
| CN101314923A (en) * | 2008-06-30 | 2008-12-03 | 中国第十七冶金建设有限公司 | Technique for pouring hoisting cable anchorage head with alloy |
| CN101829764A (en) * | 2010-04-17 | 2010-09-15 | 贵州钢绳股份有限公司 | Molten metal casting method for cable wire end |
| CN102517938A (en) * | 2011-12-23 | 2012-06-27 | 建峰索具有限公司 | Compacted stranded steel rope cast rigging and manufacturing method thereof |
| CN204855232U (en) * | 2015-08-03 | 2015-12-09 | 中钢集团郑州金属制品研究院有限公司 | Disrumpent feelings tensile sample of wire rope casting testing method's device |
| CN105156588B (en) * | 2015-10-15 | 2017-05-17 | 湘潭电机股份有限公司 | Plug-in steel wire rope connector and manufacturing method thereof |
-
2017
- 2017-12-18 CN CN201711362801.2A patent/CN108195415B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4673309A (en) * | 1984-09-25 | 1987-06-16 | Schlaich Joerg | Method and apparatus for anchoring cables of high-tensile steel wire |
| CN101314923A (en) * | 2008-06-30 | 2008-12-03 | 中国第十七冶金建设有限公司 | Technique for pouring hoisting cable anchorage head with alloy |
| CN101829764A (en) * | 2010-04-17 | 2010-09-15 | 贵州钢绳股份有限公司 | Molten metal casting method for cable wire end |
| CN102517938A (en) * | 2011-12-23 | 2012-06-27 | 建峰索具有限公司 | Compacted stranded steel rope cast rigging and manufacturing method thereof |
| CN204855232U (en) * | 2015-08-03 | 2015-12-09 | 中钢集团郑州金属制品研究院有限公司 | Disrumpent feelings tensile sample of wire rope casting testing method's device |
| CN105156588B (en) * | 2015-10-15 | 2017-05-17 | 湘潭电机股份有限公司 | Plug-in steel wire rope connector and manufacturing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 卢斌: "索道钢丝绳套简两种连接技术的对比", 《有色设备》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091197A (en) * | 2020-09-16 | 2020-12-18 | 湖南湘电动力有限公司 | Casting method for filling inert gas into casting body for protection |
| CN112091197B (en) * | 2020-09-16 | 2021-07-23 | 湖南湘电动力有限公司 | Casting method for filling inert gas into casting body for protection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108195415B (en) | 2020-03-17 |
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