CN104668379A - Die and technological method for roll extrusion forming of helicopter steel rope connector - Google Patents
Die and technological method for roll extrusion forming of helicopter steel rope connector Download PDFInfo
- Publication number
- CN104668379A CN104668379A CN201310628977.3A CN201310628977A CN104668379A CN 104668379 A CN104668379 A CN 104668379A CN 201310628977 A CN201310628977 A CN 201310628977A CN 104668379 A CN104668379 A CN 104668379A
- Authority
- CN
- China
- Prior art keywords
- diameter
- roll extrusion
- cable connector
- cable wire
- steel rope
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
Abstract
The invention belongs to the technical field of mechanical connection, and particularly relates to a method for roll extrusion forming of a helicopter steel rope connector. A die for roll extrusion forming of the helicopter steel rope connector comprises two same steel rope roll extrusion dies, wherein when roll extrusion is conducted, an integral circular roll extrusion groove is formed by every two radial semicircular roll extrusion grooves, with the same diameter, of the two steel rope roll extrusion dies, and an axial through groove which allows the steel rope connector to transversely move is formed by axial through grooves of the steel rope roll extrusion dies; the diameter of one of the radial semicircular roll extrusion grooves is equal to that of the final needed steel rope connector, and at least two radial semicircular roll extrusion grooves with the diameter larger than that of the radial semicircular roll extrusion groove exist. According to the die and method for roll extrusion forming of the helicopter steel rope connector, the cold extrusion technology is adopted, only one die is needed by forming each time, the machined connecting steel rope connector is uniform in size, smooth in surface and good in test performance, and the steel rope manufacturing efficiency is improved.
Description
Technical field
The invention belongs to MACHINERY JOINT field, particularly relate to a kind of helicopter cable connector method for rolling and molding.
Background technology
Helicopter cable wire is important stressed member in helicopter operation system, due to assembling and the serviceability feature of cable wire, it connects cable connector diameter need reach relevant criterion or drawing requirement, and after receiving pressure, its destructive power also will reach relevant criterion or drawing requirement, as HB5-12.
Existing cable wire and the connection processing mode of joint are that punching press crimps mode.
The shortcoming of existing processing mode is that cable connector easily produces the phenomenons such as rib trace, micro-crack by punching press crimping mode.
Summary of the invention
Goal of the invention: to fulfill this requirement, the present invention, by extruded principle, makes connection cable connector diameter progressively zoom in, finally reaches relevant criterion or drawing requirement.
Scheme of the invention:
Helicopter cable connector roll forming die, comprise 2 identical cable wire rolling forging dies, each cable wire rolling forging die is cylinder, cylindrical outer circumference surface has axial pass trough, part outside axial pass trough has the semicircle rolling groove of radial direction in some roads, the different diameters 0.1mm-0.3mm of adjacent twice rolling groove, during roll extrusion, two semicircle rolling grooves of radial direction of the same diameter of 2 cable wire rolling forging dies form a complete circular rolling groove, the axial pass trough of 2 cable wire rolling forging dies forms an axial pass trough for cable connector translation, in the semicircle rolling groove of described radial direction, the diameter of one of them semicircle billowing indent is the diameter of the final cable connector needed, simultaneously, the semicircle rolling groove of the radial direction having at least the diameter of twice diameter indent more billowing than this semicircle large.
The width of described axial pass trough is the 1/5-1/3 of cylindrical excircle girth.
Helicopter cable connector rolling technology method, this method comprises following steps:
Step one: 2 identical cable wire rolling forging dies are contained on cable wire roller press, should ensure during installation: during roll extrusion, two semicircle rolling grooves of radial direction of the same diameter of 2 cable wire rolling forging dies form a complete circular rolling groove, and the axial pass trough of 2 cable wire rolling forging dies forms an axial pass trough for cable connector translation;
Cable connector moves to by step 2, the axial pass trough consisted of the axial pass trough of 2 cable wire rolling forging dies: diameter is less than and closest to the position of the now circular rolling groove of cable connector diameter;
Step 3, start cable wire roller press, circular rolling groove roll extrusion cable connector, by the roll extrusion of cable connector diameter to the diameter of circular rolling groove.
Step 4, according to the mode of operation of step 2 and step 3, by cable connector diameter successively roll extrusion to next diameter compared with small circular rolling groove, until the diameter of the last circular rolling groove together of roll extrusion is the diameter of the final cable connector needed.
Beneficial effect: the present invention adopts cold extruding technique, at every turn shaping need 1 mold, connect cable connector size uniform after processing, smooth surface, every experimental performance is good, improves cable wire and manufactures efficiency.
Accompanying drawing explanation
Fig. 1 is cable wire schematic diagram;
Fig. 2 is joint schematic diagram;
Fig. 3 is cable assembly schematic diagram, and wherein, 1 is cable wire, and 2 is cable connector.
Fig. 4 cable wire rolling forging die schematic diagram, wherein, 3 is cable wire rolling forging die.
Detailed description of the invention
Below in conjunction with accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, the present invention will be further described for accompanying drawing 4.
Helicopter cable connector roll forming die, comprise 2 identical cable wire rolling forging dies, each cable wire rolling forging die is cylinder, cylindrical outer circumference surface has axial pass trough, part outside axial pass trough has the semicircle rolling groove of radial direction in some roads, the different diameters 0.1mm-0.3mm of adjacent twice rolling groove, during roll extrusion, two semicircle rolling grooves of radial direction of the same diameter of 2 cable wire rolling forging dies form a complete circular rolling groove, the axial pass trough of 2 cable wire rolling forging dies forms an axial pass trough for cable connector translation, in the semicircle rolling groove of described radial direction, the diameter of one of them semicircle billowing indent is the diameter of the final cable connector needed, simultaneously, the semicircle rolling groove of the radial direction having at least the diameter of twice diameter indent more billowing than this semicircle large.
The width of described axial pass trough is the 1/5-1/3 of cylindrical excircle girth.
Helicopter cable connector roll forming die and process thereof, this method comprises following steps:
Step one: 2 identical cable wire rolling forging dies are contained on cable wire roller press, should ensure during installation: during roll extrusion, two semicircle rolling grooves of radial direction of the same diameter of 2 cable wire rolling forging dies form a complete circular rolling groove, and the axial pass trough of 2 cable wire rolling forging dies forms an axial pass trough for cable connector translation;
Cable connector moves to by step 2, the axial pass trough consisted of the axial pass trough of 2 cable wire rolling forging dies: diameter is less than and closest to the position of the now circular rolling groove of cable connector diameter;
Step 3, start cable wire roller press, circular rolling groove roll extrusion cable connector, by the roll extrusion of cable connector diameter to the diameter of circular rolling groove.
Step 4, according to the mode of operation of step 2 and step 3, by cable connector diameter successively roll extrusion to next diameter compared with small circular rolling groove, until the diameter of the last circular rolling groove together of roll extrusion is the diameter of the final cable connector needed.
Illustrate technical process of the present invention below.For conventional φ 2.5mm(rope diameter) cable connector, to shaping φ 2.5mm cable connector (as shown in Figure 3), we adopt 2.5ZBB6 × 7+IWS1870ZS-YB/T5197-93 cable wire to process, and adopt corresponding navigation mark Earring connector (internal diameter φ 2.5mm, external diameter φ 4.8mm) be connected with it, after connecting, joint dimension is φ 3.8mm.
We design and manufacture a set of roll forming die: comprise 2 identical cable wire rolling forging dies, each cable wire rolling forging die is cylinder, cylindrical outer circumference surface has axial pass trough, part outside axial pass trough has the semicircle rolling groove of radial direction in some roads, the different diameters 0.2mm of adjacent twice rolling groove, and this mould is made up of four road rolling grooves, wherein first groove diameter phi 4.4mm, second groove diameter phi 4.2mm, the 3rd road groove diameter phi 4.0mm, the 4th road groove diameter phi 3.8mm.
Its process comprises following steps:
Step one: 2 identical cable wire rolling forging dies are contained on cable wire roller press, should ensure during installation: during roll extrusion, two semicircle rolling grooves of radial direction of the same diameter of 2 cable wire rolling forging dies form a complete circular rolling groove, and the axial pass trough of 2 cable wire rolling forging dies forms an axial pass trough for cable connector translation;
Cable connector is moved to radial semicircle φ 4.4mm rolling groove by step 2, the axial pass trough consisted of the axial pass trough of 2 cable wire rolling forging dies;
Step 3, start cable wire roller press, circular rolling groove roll extrusion cable connector, by the roll extrusion of cable connector diameter to the diameter phi 4.4mm of circular rolling groove.
Step 4, the mode of operation of foundation step 2 and step 3, by cable connector diameter successively roll extrusion to next diameter phi 4.2mm compared with small circular rolling groove, φ 4.0mm, φ 3.8mm.
In order to verify the feasibility of cable wire rolling processing process method, we spy carries out failure test to the cable wire shown in Fig. 3, and its result of the test meets the requirement needed for HB5-12.
The present invention is applicable to all similar cable wire manufactures.
Claims (3)
1. helicopter cable connector roll forming die, it is characterized in that, comprise 2 identical cable wire rolling forging dies, each cable wire rolling forging die is cylinder, cylindrical outer circumference surface has axial pass trough, part outside axial pass trough has the semicircle rolling groove of radial direction in some roads, the different diameters 0.1mm-0.3mm of adjacent twice rolling groove, during roll extrusion, two semicircle rolling grooves of radial direction of the same diameter of 2 cable wire rolling forging dies form a complete circular rolling groove, the axial pass trough of 2 cable wire rolling forging dies forms an axial pass trough for cable connector translation, in the semicircle rolling groove of described radial direction, the diameter of one of them semicircle billowing indent is the diameter of the final cable connector needed, simultaneously, the semicircle rolling groove of the radial direction having at least the diameter of twice diameter indent more billowing than this semicircle large.
2. striking helicopter cable connector roll forming die as claimed in claim 1, it is characterized in that, the width of described axial pass trough is the 1/5-1/3 of cylindrical excircle girth.
3. helicopter cable connector flow forming process method, it is characterized in that, this method comprises following steps:
Step one: 2 identical cable wire rolling forging dies are contained on cable wire roller press, should ensure during installation: during roll extrusion, two semicircle rolling grooves of radial direction of the same diameter of 2 cable wire rolling forging dies form a complete circular rolling groove, and the axial pass trough of 2 cable wire rolling forging dies forms an axial pass trough for cable connector translation;
Cable connector moves to by step 2, the axial pass trough consisted of the axial pass trough of 2 cable wire rolling forging dies: diameter is less than and closest to the position of the now circular rolling groove of cable connector diameter;
Step 3, start cable wire roller press, circular rolling groove roll extrusion cable connector, by the roll extrusion of cable connector diameter to the diameter of circular rolling groove.
Step 4, according to the mode of operation of step 2 and step 3, by cable connector diameter successively roll extrusion to next diameter compared with small circular rolling groove, until the diameter of the last circular rolling groove together of roll extrusion is the diameter of the final cable connector needed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628977.3A CN104668379B (en) | 2013-12-02 | 2013-12-02 | Helicopter cable connector roll forming die and its process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628977.3A CN104668379B (en) | 2013-12-02 | 2013-12-02 | Helicopter cable connector roll forming die and its process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104668379A true CN104668379A (en) | 2015-06-03 |
| CN104668379B CN104668379B (en) | 2017-04-05 |
Family
ID=53304260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310628977.3A Active CN104668379B (en) | 2013-12-02 | 2013-12-02 | Helicopter cable connector roll forming die and its process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104668379B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493219A (en) * | 2016-12-29 | 2017-03-15 | 梓兰特线（厦门）科技有限公司 | The continuous rolling beveler of bearing pin |
| CN109465334A (en) * | 2017-09-08 | 2019-03-15 | 上海通海工索具厂有限公司 | One rotation compacting rigging and its molding die and preparation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS496036B1 (en) * | 1969-08-23 | 1974-02-12 | ||
| JPS63242417A (en) * | 1987-03-27 | 1988-10-07 | Agency Of Ind Science & Technol | Manufacture of stepped pipe/tapered pipe |
| CN2411861Y (en) * | 1999-12-22 | 2000-12-27 | 王冰石 | Rolling type contracted pipe machine |
| CN2560447Y (en) * | 2002-04-02 | 2003-07-16 | 黄义生 | Roller press |
| CN201195182Y (en) * | 2008-05-30 | 2009-02-18 | 哈尔滨汽轮机厂有限责任公司 | Elastic positioning strip rolling mould |
-
2013
- 2013-12-02 CN CN201310628977.3A patent/CN104668379B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS496036B1 (en) * | 1969-08-23 | 1974-02-12 | ||
| JPS63242417A (en) * | 1987-03-27 | 1988-10-07 | Agency Of Ind Science & Technol | Manufacture of stepped pipe/tapered pipe |
| CN2411861Y (en) * | 1999-12-22 | 2000-12-27 | 王冰石 | Rolling type contracted pipe machine |
| CN2560447Y (en) * | 2002-04-02 | 2003-07-16 | 黄义生 | Roller press |
| CN201195182Y (en) * | 2008-05-30 | 2009-02-18 | 哈尔滨汽轮机厂有限责任公司 | Elastic positioning strip rolling mould |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106493219A (en) * | 2016-12-29 | 2017-03-15 | 梓兰特线（厦门）科技有限公司 | The continuous rolling beveler of bearing pin |
| CN109465334A (en) * | 2017-09-08 | 2019-03-15 | 上海通海工索具厂有限公司 | One rotation compacting rigging and its molding die and preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104668379B (en) | 2017-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102303090B (en) | Device and method for compounding and forming central flange pipe joint from pipe blank in single-step and multi-directional way | |
| CN101559468B (en) | Hose fitting | |
| US9643238B2 (en) | Manufacturing method of metal shell formed body for spark plug, manufacturing method of metal shell for spark plug, and spark plug manufacturing method | |
| CN101947721A (en) | Processing method of hollow shaft with small orifices and large inner holes | |
| CN102319783A (en) | Heat-push bending method for producing pipe fittings with equal diameters and equal wall thicknesses | |
| CN104668379A (en) | Die and technological method for roll extrusion forming of helicopter steel rope connector | |
| CN104300339A (en) | Strain clamp crimping device and crimping process | |
| CN109630773B (en) | Cam type corrugated metal hose and forming method | |
| CN103311677A (en) | Permanent electrical contact applicable to the web of rails and the manufacturing method | |
| CN102740991B (en) | Hydraulic forming method and hydraulic forming device | |
| CN105436381A (en) | Prestress die structure and manufacturing method thereof | |
| CN205289614U (en) | Cascaded prestressing force mould structure | |
| JP4647964B2 (en) | Manufacturing method of hollow steering rack shaft | |
| JP4609259B2 (en) | Roller bearing roller manufacturing method | |
| CN107405675A (en) | Pipe thickens forming method and thickens pipe | |
| CN208422519U (en) | A kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable | |
| CN104353965B (en) | A kind of manufacture method of small-sized cylinder sleeve | |
| CN102896261A (en) | Method for forging forming of large-diameter ring | |
| CN101963179A (en) | Tubing bolt, molding process and mold thereof | |
| CN105537488A (en) | Single-process air-conditioning pipe and bolt upsetting molding die | |
| RU48287U1 (en) | STAMP FOR MANUFACTURE OF HOLLOW DETAILS | |
| CN104550287A (en) | Cold extrusion moulding device for tapered pipe | |
| CN104209700A (en) | Production technique for irregular pipeline connector | |
| CN104227362A (en) | Manufacturing method of clutch shaft | |
| CN103658446A (en) | Method for manufacturing inner-K-shaped CARB bearing retainer in stamping mode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |