CN208422519U - A kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable - Google Patents
A kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable Download PDFInfo
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- CN208422519U CN208422519U CN201821307292.3U CN201821307292U CN208422519U CN 208422519 U CN208422519 U CN 208422519U CN 201821307292 U CN201821307292 U CN 201821307292U CN 208422519 U CN208422519 U CN 208422519U
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Abstract
The utility model relates to a kind of high-pressure cross-linking cable three-layer co-extruded production quick coupling toolings, the tooling includes connection pin thread, connect female thread, aluminium hydraulic pressed connecting pipe and high-strength hexagon socket-head bolt, the external screw thread of high-strength hexagon socket-head bolt and the screw-internal thread fit of aluminium hydraulic pressed connecting pipe, external screw thread on connection pin thread and the screw-internal thread fit that connect on female thread, it is in advance that two conductor hydraulic tongs to be connected are secured by aluminium hydraulic pressed connecting pipe and conductor crimping before production, then again by the aluminium hydraulic pressed connecting pipe crimped by high-strength hexagon socket-head bolt respectively with connect pin thread and connection female thread link together, until when cross-linking machine production needs connector, two conductors to be connected need to only be unclamped from cable reel, manually adjusting payingoff speed by two pay off racks makes two conductors in the axial direction and together and the pin thread and female thread connected in advance that screw up with a wrench rapidly, quick coupling Complete, the tooling is easy to process, and use cost is lower, easy to operate, securely and reliably, can Reusability, reduce cost.
Description
Technical field
It is the utility model relates to the technical field of crosslinked cable connection equipment, in particular to three layers of high-pressure cross-linking cable a kind of
Co-extrusion production quick coupling tooling.
Background technique
High-pressure cross-linking cable insulated wire cores rely primarily on the three-layer co-extruded production line production of vertical cross-linked at present, which can
Three layers of interior screen, insulation, external screen extruded material are once expressed on conductor thread core and are continuously crosslinked, vertical three layers of the country is total at present
Crowded production equipment relies primarily on import, and since this type cable conductor section is larger, insulation thickness is also thicker, and raw material are big
Part is using Imported Insulation material and shielding material, therefore high-voltage cable insulating core production cost is higher.Due to production length and apply
If the limitation of length, high-pressure cross-linking cable all use scale segmentation production, due to three layers of extrusion equipment open vehicle and park- ing cost compared with
Height, therefore normal startup procedure is generally not parking, in the prior art, every section of conductor must be in the state of not parking quickly
Connector is completed, to realize continuous production, the tooling of connection is overall structure, and the bolt nut of connection conductor crimping pipe is embedded into
In the cylinder shape groove of centre button, such structure is although easy for installation, but nuts cannot be sealed in the groove of intermediate button section
In, such design is fixed in a groove under the action of rectilinear direction stretching can also guarantee bolt in tensile stress, but is handed over
Online production process core must pass through deflecting roller and lower deflecting roller in equipment, this connector bolt easily occurs when deflecting roller is bent
The slip phenomenon from the groove of button section, therefore safety is not high.
Utility model content
To solve the above-mentioned problems, the utility model proposes a kind of three-layer co-extruded production quick couplings of high-pressure cross-linking cable
Tooling.
Particular content is as follows: a kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable, which includes connecting
Connect pin thread, connection female thread, aluminium hydraulic pressed connecting pipe and bolt, which is characterized in that the connection female thread is hollow cylindric, connection female thread
One end be provided with internal screw thread, the other end is provided with bolt through-hole, the described connection pin thread be it is hollow cylindric, connect pin thread
One end on be provided with external screw thread, the other end for connecting pin thread is processed as outer-hexagonal shape, and internal screw thread and the connection for connecting female thread are public
The external screw thread of button matches, and the bolt is hexagon socket head cap screw, the diameter of the bolt through-hole on described connection female thread one end
Greater than the diameter that the diameter of screw rod in bolt is less than nut in bolt, the diameter of the bolt through-hole on described connection female thread one end
Identical as the connection internal diameter of pin thread, the aluminium hydraulic pressed connecting pipe is cylindric, and one end of aluminium hydraulic pressed connecting pipe, which is provided with, to match with bolt thread
Threaded hole, the other end of aluminium hydraulic pressed connecting pipe are the crimping hole of outward opening, and the bolt first passes through the bolt through-hole on connection female thread
It is protruding and in aluminium hydraulic pressed connecting pipe first threaded hole cooperation be connected, the bolt second from connection pin thread the end of thread pass through connect
Connect pin thread it is protruding and with the threaded hole of aluminium hydraulic pressed connecting pipe second cooperation be connected, connection pin thread with connect female thread pass through the company of being threadedly engaged
It is connected together.
Preferably, the connection pin thread with connect female thread connection after form a more closed space, bolt can be
Opposite sliding in this space.
Preferably, the transition section between the bolt through-hole on the connection female thread and connection female thread inner cavity is set as down
Horn shape, the end face at end is also equipped with chamfering where the connection female thread external screw thread.
Preferably, the aluminium hydraulic pressed connecting pipe is formed using Q235A steel through turnery processing, after processing is completed to where crimping hole
Thin-walled carries out burning red rear natural cooling processing.
Preferably, the connection pin thread and connection female thread are all made of 45# steel and form through turnery processing.
Preferably, the bolt uses 12.9 grade high-strength hexagon socket head cap screws.
The beneficial effects of the utility model
1. quick coupling can carry out connector preparation in advance, without parking when connector, bond process is convenient and efficient, without other
Work post cooperation, actuator only need that connector connection can be completed in 1 minute.
2. since bolt has chamfer design with pin thread and connection female thread contact portion is connect, bolt can slide in connector,
Therefore it can guarantee bending freedom degree certain between conductor and connector, to guarantee that connector tooling passes through three layers of high pressure altogether
Squeeze the directive wheel up and down of equipment.
3. connector tooling uses turnery processing, accurate size, when design, need to only guarantee that connector tooling maximum outer diameter is small
It can guarantee that connector passes through extrusion die in extruder die in-core bore dia.
4. conductor can not pass through storage line since this quick coupling tooling can realize that conductor tab process pay-off equipment is not parking
Device realizes equipment continuous production, is highly suitable for the production of big section milliken conductor, big section milliken conductor can be prevented in storage line
Alternating bending generates pitch variation to influence conductor roundness in device guide wheel.
5. bond process need to only use the general utility tools such as mobile or fixed Press Plier, spanner, without using specific purpose tool work
Dress, reduces connector cost.And space occupied is small when operating, and can carry out connector in advance, facilitates manufacturing schedule arrangement and work
People's operation.
6. brachycephaly that joint can be insulated after production is pushed aside, the connection pin thread and connection female thread of taking-up can make repeatedly
With reducing the cost that connector uses.
7. the processing of connector tooling and use process will not generate waste gas and wastes, environmentally protective.
Detailed description of the invention
Fig. 1 is the overall structure diagram that quick coupling tooling is used in a kind of three-layer co-extruded production of high-pressure cross-linking cable；
Fig. 2 is that a kind of high-pressure cross-linking cable three-layer co-extruded production quick coupling tooling crimps the structural representation after conductor
Figure；
Fig. 3 is the structural schematic diagram for connecting female thread and connecting aluminium hydraulic pressed connecting pipe first and conductor by bolt first；
Fig. 4 is the structural schematic diagram for connecting pin thread and connecting aluminium hydraulic pressed connecting pipe second and conductor by bolt second；
Fig. 5 is the structural schematic diagram for connecting female thread with connecting pin thread；
Fig. 6 is the right view of Fig. 5；
In figure: 1. connection female threads, 2. connection pin threads, 3. bolt first, 4. aluminium hydraulic pressed connecting pipe first, 5. crimp hole, 6. impressions, 8. bolts
Second, 9. aluminium hydraulic pressed connecting pipe second, 10. conductors, 11. connection female thread internal screw threads, 12. connection pin thread external screw threads, 13. bolt through-holes, 14. chamferings
Shape section, 15. chamferings.
Specific embodiment
Case study on implementation one
Referring to Fig. 1-6, a kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable, which includes that connection is public
Button, connection female thread, aluminium hydraulic pressed connecting pipe and bolt, the connection female thread be it is hollow cylindric, connect female thread one end be provided in
Screw thread, the other end are provided with bolt through-hole, the connection pin thread be it is hollow cylindric, connect and be provided on one end of pin thread
External screw thread, the other end for connecting pin thread are processed as outer-hexagonal shape, and convenient wrench is tightened, and connect the internal screw thread and connection pin thread of female thread
External screw thread match, the bolt is hexagon socket head cap screw, and the diameter of the bolt through-hole on described connection female thread one end is big
The diameter of screw rod is less than the diameter of nut in bolt in bolt, the diameter of the bolt through-hole on described connection female thread one end with
The internal diameter for connecting pin thread is identical, and the aluminium hydraulic pressed connecting pipe is cylindric, and one end of aluminium hydraulic pressed connecting pipe is provided with the spiral shell to match with bolt thread
Pit, the other end of aluminium hydraulic pressed connecting pipe are the crimping hole of outward opening, crimp bore portion length about 100mm, and it is general to crimp wall thickness at hole
Between 1.0~2.0mm, big section milliken conductor can be with the appropriate wall for increasing aluminium hydraulic pressed connecting pipe crimping hole of the increase in section for control
Thickness, to guarantee that aluminium hydraulic pressed connecting pipe has enough tensile strengths and toughness, crimping hole internal diameter is generally bigger by 0.8 than conductor time outer layer outer diameter
~1.2mm can facilitate conductor to wear as that two conductors to be connected can be inserted on aluminium hydraulic pressed connecting pipe in advance before production in crimping hole
It crimps bolt first in hole and with hydraulic tongs that aluminium hydraulic pressed connecting pipe is secured with conductor crimping, described and passes through the bolt through-hole connected on female thread
It is protruding and in aluminium hydraulic pressed connecting pipe first threaded hole cooperation be connected, the bolt second from connection pin thread the end of thread pass through connect
Connect pin thread it is protruding and with the threaded hole of aluminium hydraulic pressed connecting pipe second cooperation be connected, connection pin thread with connect female thread pass through the company of being threadedly engaged
It is connected together, when design should ensure that entire connector tooling maximum point outer diameter should be no more than extruder die in-core diameter, it is ensured that connector
Extruding machine mold is passed through, connector tooling use process need to only use Press Plier and mold, allen wrench and common wrench
Equal auxiliary tools.
The connection pin thread with connect female thread connection after formed a more closed space, bolt can be in this space
Opposite sliding, but not due to causing bolt to skid off when joint flex from connection pin thread and female thread.
Transition section between bolt through-hole on the connection female thread and connection female thread inner cavity is set as chamfering shape, institute
The end face at end is also equipped with chamfering where the connection female thread external screw thread stated.
The aluminium hydraulic pressed connecting pipe is formed using Q235A steel through turnery processing, since the toughness and plasticity of Q235A steel are preferable, is had
Certain elongation carries out the thin-walled where crimping hole to burn red rear natural cooling processing after processing is completed, can further improve
The toughness of aluminium hydraulic pressed connecting pipe.
The connection pin thread and connection female thread are all made of 45# steel and form through turnery processing, connection pin thread with connect female thread
It is threadedly engaged using M30.
The bolt uses 12.9 grade high-strength hexagon socket head cap screws, and bolt length is according to quick coupling tooling fit dimension
It determines.It is threadedly engaged between high-strength hexagon socket-head bolt and aluminium hydraulic pressed connecting pipe using M16.
Quick connection procedure:
Connector preparation can be carried out before production in advance, first peels two conductors to be connected off its end point outer contact, outside
Layer strip length is consistent with aluminium hydraulic pressed connecting pipe bore depth, is then nested into aluminium hydraulic pressed connecting pipe on the conductor removed by crimping hole, benefit
Aluminium hydraulic pressed connecting pipe is firmly crimped on conductor thread core with Press Plier and its crimp, wherein pressure welding mold inner hole is regular hexagon,
Its inscribed circle diameter should be less than conductor time outer layer 0~1mm of outer diameter, and pressure welding mold crimps width control edge in 15~20mm, crimping
Aluminium hydraulic pressed connecting pipe both ends are crimped in circumferencial direction respectively, using the principle of conductor both ends compression intermediate expansion, to keep aluminium hydraulic pressed connecting pipe close
Be embedded into conductor, conductor crimped respectively with aluminium hydraulic pressed connecting pipe first and aluminium hydraulic pressed connecting pipe second securely after, bolt first pass through connection female thread on
Bolt through-hole is protruding and is connected with the threaded hole cooperation in aluminium hydraulic pressed connecting pipe first, and is tightened with allen wrench, bolt second from
It is protruding and be connected with the cooperation of the threaded hole of aluminium hydraulic pressed connecting pipe second that the end of thread of connection pin thread passes through connection pin thread, and with interior hexagonal
Spanner is tightened,, only need to be by two conductors to be connected from electricity without stopping pay-off equipment until cross-linking machine production is when needing connector
It is unclamped on cable disk, manually adjusting payingoff speed by two pay off racks uses two conductors in the axial direction and together and rapidly
Spanner tightens the connection pin thread connected in advance and connection female thread, this connects two conductors rapidly by quick coupling tooling
It is connected together.
Claims (6)
1. a kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable, the tooling include connection pin thread, connection female thread,
Aluminium hydraulic pressed connecting pipe and bolt, which is characterized in that the described connection female thread be it is hollow cylindric, the one end for connecting female thread is provided with interior spiral shell
Line, the other end are provided with bolt through-hole, the connection pin thread be it is hollow cylindric, connect be provided on one end of pin thread it is outer
Screw thread, the other end for connecting pin thread are processed as outer-hexagonal shape, and the external screw thread of the internal screw thread and connection pin thread that connect female thread matches,
The bolt is hexagon socket head cap screw, and the diameter of the bolt through-hole on described connection female thread one end is greater than the straight of screw rod in bolt
Diameter is less than the diameter of nut in bolt, the diameter of the bolt through-hole on described connection female thread one end and the internal diameter phase for connecting pin thread
Together, the aluminium hydraulic pressed connecting pipe is cylindric, and one end of aluminium hydraulic pressed connecting pipe is provided with the threaded hole to match with bolt thread, aluminium hydraulic pressed connecting pipe it is another
End be outward opening crimping hole, the bolt first pass through connection female thread on bolt through-hole it is protruding and with aluminium hydraulic pressed connecting pipe first
On threaded hole cooperation be connected, the bolt second from connection pin thread the end of thread pass through connection pin thread it is protruding and with pressure
The threaded hole cooperation of adapter tube second is connected, and connection pin thread is threadedly engaged and is linked together with connecting female thread and pass through.
2. the three-layer co-extruded production quick coupling tooling of a kind of high-pressure cross-linking cable according to claim 1, feature exist
In, the connection pin thread with connect female thread connection after form a more closed space, bolt can be opposite in this space
Sliding.
3. the three-layer co-extruded production quick coupling tooling of a kind of high-pressure cross-linking cable according to claim 1, feature exist
In the transition section between the bolt through-hole on the connection female thread and connection female thread inner cavity is set as chamfering shape, described
The end face at end is also equipped with chamfering where connection female thread external screw thread.
4. the three-layer co-extruded production quick coupling tooling of a kind of high-pressure cross-linking cable according to claim 1, feature exist
In the aluminium hydraulic pressed connecting pipe is formed using Q235A steel through turnery processing, burn to the thin-walled where crimping hole after processing is completed red
Natural cooling is handled afterwards.
5. the three-layer co-extruded production quick coupling tooling of a kind of high-pressure cross-linking cable according to claim 1, feature exist
In the connection pin thread and connection female thread are all made of 45# steel and form through turnery processing.
6. the three-layer co-extruded production quick coupling tooling of a kind of high-pressure cross-linking cable according to claim 1, feature exist
In the bolt uses 12.9 grade high-strength hexagon socket head cap screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821307292.3U CN208422519U (en) | 2018-08-14 | 2018-08-14 | A kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821307292.3U CN208422519U (en) | 2018-08-14 | 2018-08-14 | A kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable |
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| Publication Number | Publication Date |
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| CN208422519U true CN208422519U (en) | 2019-01-22 |
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| CN201821307292.3U Active CN208422519U (en) | 2018-08-14 | 2018-08-14 | A kind of three-layer co-extruded production quick coupling tooling of high-pressure cross-linking cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112054370A (en) * | 2020-08-17 | 2020-12-08 | 西安空间无线电技术研究所 | Special tool for double-female connection of cables and connection method |
-
2018
- 2018-08-14 CN CN201821307292.3U patent/CN208422519U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112054370A (en) * | 2020-08-17 | 2020-12-08 | 西安空间无线电技术研究所 | Special tool for double-female connection of cables and connection method |
| CN112054370B (en) * | 2020-08-17 | 2021-10-01 | 西安空间无线电技术研究所 | Special tool for double-female connection of cables and connection method |
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