CN207523011U - A kind of armored cable sheath extruding machine mold of improvement - Google Patents
A kind of armored cable sheath extruding machine mold of improvement Download PDFInfo
- Publication number
- CN207523011U CN207523011U CN201721548864.2U CN201721548864U CN207523011U CN 207523011 U CN207523011 U CN 207523011U CN 201721548864 U CN201721548864 U CN 201721548864U CN 207523011 U CN207523011 U CN 207523011U
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- Prior art keywords
- inner cylinder
- extruding machine
- cable
- several
- armored cable
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of armored cable sheath extruding machine mold of improvement, including：Extruding machine has inside the extruding machine for across the channel, heating unit and spiral pushing device of cable；Wherein, the channel includes：Inner cylinder and the outer barrel outside the inner cylinder, cable are arranged in the inner cylinder；The inner cylinder is equipped with retention device close to exit, and the retention device blocking cable is contacted with the inner wall of the inner cylinder.Use the use of the utility model, pass through retention device, such as the setting of convex block, concave block and stepped ramp type convex block, make armored cable is not direct when across the inner cylinder of extruding machine channel to be contacted with the inner wall of inner cylinder, so as to which the circle that extruding machine extrusion plastic is effectively ensured is heated evenly, ensure the surface quality of plastic sheath.
Description
Technical field
The utility model is related to the technical field of extruder die more particularly to a kind of armored cable sheath extrusion moldings of improvement
Machine mold.
Background technology
As China's industry continues to develop, the demand of the cable of various models is continuously improved in every profession and trade, and cable is given birth to
The production capacity and workmanship for producing enterprise propose increasingly higher demands.Sheath is that the plastics (PVC etc.) of cable outer layer are protected
Sheath, in cable production process, it is a very crucial step to wrap sheath for cable.Current cable manufacturing enterprise produces in cable
In the process, sheath is wrapped for cable generally by extruding machine, cable passes through among extruder die, and extruding machine is former by sheath
After expecting heating and melting, iris out mouth by the one of mold and squeeze out, be just coated on cable outer layer, after the subsequent processings such as cooling, shape
Into the cable with sheath.
But the sheath cladding work in existing production process, since the metal surrounding layer temperature of armored cable is relatively low, easily
Absorb heat or heat conduction and heat radiation.It, can be with mold endoporus due to cable its own gravity during across mold endoporus
Bottom be adjacent to always, in production process, cable move forward when be close to mold endoporus bottom friction, therefore heat can be taken away and led
A circle uneven heating of mold extrusion plastic is caused, mold bottom temperature is relatively low, has so as to cause the cable cover(ing) bottom coated
When will appear fold, it is coarse the defects of, influence the product quality of enterprise, trouble caused for client.
Utility model content
For the above problem existing for existing extruder die, a kind of armored cable sheath extruding machine mould of improvement is now provided
Tool.
Specific technical solution is as follows：
A kind of armored cable sheath extruding machine mold of improvement, including：Extruding machine, the extruding machine inside have to wear
Cross the channel, heating unit and spiral pushing device of cable；Wherein, the channel includes：Inner cylinder and outside the inner cylinder
The outer barrel in portion, cable are arranged in the inner cylinder；The inner cylinder is equipped with retention device, the retention device blocking close to exit
Cable is contacted with the inner wall of the inner cylinder.
A kind of armored cable sheath extruding machine mold of above-mentioned improvement, wherein, the retention device is several convex blocks,
Several convex blocks are disposed circumferentially the inner wall of the inner cylinder close to exit, and cable is contacted with several convex blocks.
A kind of armored cable sheath extruding machine mold of above-mentioned improvement, wherein, the retention device is several concave blocks,
Several concave blocks are disposed circumferentially the inner wall of the inner cylinder close to exit, and cable is contacted with several concave blocks.
A kind of armored cable sheath extruding machine mold of above-mentioned improvement, wherein, the retention device is several stepped ramp types
Convex block, several stepped ramp type convex blocks be disposed circumferentially close to exit the inner cylinder inner wall, cable with several described
Rank type bump contact.
A kind of armored cable sheath extruding machine mold of above-mentioned improvement, wherein, the quantity of the convex block is two, two
The spaced inner wall for being disposed circumferentially the inner cylinder of the convex block.
A kind of armored cable sheath extruding machine mold of above-mentioned improvement, wherein, the quantity of the concave block is two, two
The spaced inner wall for being disposed circumferentially the inner cylinder of concave block.
A kind of armored cable sheath extruding machine mold of above-mentioned improvement, wherein, the quantity of the stepped ramp type convex block is two
It is a, the two spaced inner walls for being disposed circumferentially the inner cylinder of stepped ramp type convex block.
A kind of armored cable sheath extruding machine mold of above-mentioned improvement, wherein, shape between the inner cylinder and the outer barrel
There are the plastics melted into gap, in the gap.
The good effect that above-mentioned technical proposal has compared with prior art is：
The utility model, such as the setting of convex block, concave block and stepped ramp type convex block, makes armored cable exist by retention device
Across extruding machine channel inner cylinder when it is not direct contacted with the inner wall of inner cylinder, so as to which a circle of extruding machine extrusion plastic be effectively ensured
It is heated evenly, ensures the surface quality of plastic sheath.
Description of the drawings
Fig. 1 is a kind of schematic diagram of the armored cable sheath extruding machine mold of improvement of the utility model；
Amplifications of the Fig. 2 for channel exit in a kind of armored cable sheath extruding machine mold of improvement of the utility model
Figure；
Section views of the Fig. 3 for channel exit in a kind of armored cable sheath extruding machine mold of improvement of the utility model
Figure.
In attached drawing：1st, cable；2nd, extruding machine；3rd, inner cylinder；4th, gap；5th, outer barrel；6th, convex block.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, but is not intended to limit the present utility model.
Embodiment one：
Fig. 1 is a kind of schematic diagram of the armored cable sheath extruding machine mold of improvement of the utility model, and Fig. 2 is this practicality
The enlarged drawing of channel exit, refers to Fig. 1 and Fig. 2 institutes in a kind of armored cable sheath extruding machine mold of novel improvement
Show.Show a kind of armored cable sheath extruding machine mold of improvement, including：Extruding machine 2 has logical in the inside of extruding machine 2
Road, the channel are used to wear the armored cable 1 of sheath to be covered.In addition, the inside of extruding machine 2 also has heating unit and spiral
Propulsion device, for plastic heating to be melted, spiral pushing device is used to extrude the plastic into 2 mold of extruding machine heating unit
It is interior.
In a kind of preferred embodiment, above-mentioned channel includes：Inner cylinder 3 and the outer barrel 5 outside inner cylinder 3, it is to be covered
The cable 1 of sheath is arranged in the inner cylinder 3 of channel.
In a kind of preferred embodiment, inner cylinder 3 is equipped with retention device close to the exit of channel, passes through the retention device energy
Enough blocking cables 1 are contacted with the inner wall of inner cylinder 3.By the setting of retention device, make cable 1 when across 2 channel of extruding machine not
Inner wall directly with inner cylinder 3 contacts, and so as to which the circle for effectively ensureing 2 extrusion plastic of extruding machine is heated evenly, cable 1 is avoided to protect
Cover bottom due to temperature reason issuable fold, it is coarse the defects of, ensure the surface quality of plastic sheath.
In a kind of preferred embodiment, Fig. 3 is a kind of armored cable sheath extruding machine mold of improvement of the utility model
The sectional view of middle channel exit, refers to shown in Fig. 1 to Fig. 3.Several convex blocks 6, several convexs may be used in retention device
Block 6 is disposed circumferentially the inner wall of the inner cylinder 3 close to exit, and several with this so that cable 1 is arranged in several convex blocks 6
Convex block 6 contacts, and the not direct inner wall with inner cylinder 3 is avoided to contact.
In a kind of preferred embodiment, the quantity of convex block 6 is two, two convex blocks 6 are spaced be disposed circumferentially in
The inner wall of cylinder 3.
In a kind of preferred embodiment, the convex block 6 and channel exit close to channel exit are spaced.
In a kind of preferred embodiment, gap 4 is formed between inner cylinder 3 and outer barrel 5, is full of the plastics for having thawing in gap 4,
So that forming sheath after the extrusion of extruding machine 2, cable 1 is coated.
The utility model also has on the basis of the above is used as described below mode：
In cable production process, there is heating unit inside extruding machine 2, plastic heating is melted, while have inside extruding machine 2
Spiral pushing device extrudes the plastic into 2 mold of extruding machine, extrudes to form sheath according to mold shape.Not plus sheath
Armored cable passes through extruding machine 2, i.e., across 2 inner cylinder 3 of extruding machine, out when become to have coated the cable 1 of sheath.In armored cable
During across inner cylinder 3, armored cable is held up by convex block 6, is not in direct contact mold inner cylinder 3, thus will not to 2 inner cylinder 3 of extruding machine,
The temperature of the plastics melted in outer barrel 5 and gap 4 has an impact, so as to which 2 mold extrusion plastic of extruding machine be effectively ensured
One circle is heated evenly, and ensure that the surface quality of plastic sheath.
Embodiment two：
The armored cable sheath extruding machine mold for shown in Fig. 1 and Fig. 2, showing a kind of improvement is referred to, including：Extruding machine
2, there is channel, heating unit and spiral pushing device in the inside of extruding machine 2, channel has inner cylinder 3 and outer barrel 5.The channel,
Heating unit, spiral pushing device, inner cylinder 3 and outer barrel 5 are similar to embodiment one, do not do excessively repeating herein.
The difference lies in：
In a kind of preferred embodiment, inner cylinder 3 is equipped with retention device close to the exit of channel, which can adopt
With several concave blocks, several concave blocks are disposed circumferentially the inner wall of the inner cylinder 3 close to exit, with this so that cable 1 is arranged in
It in several concave blocks, is contacted with several concave blocks, the not direct inner wall with inner cylinder 3 is avoided to contact.
In a kind of preferred embodiment, the quantity of concave block is two, and two concave blocks are spaced to be disposed circumferentially inner cylinder 3
Inner wall.
Embodiment three：
The armored cable sheath extruding machine mold for shown in Fig. 1 and Fig. 2, showing a kind of improvement is referred to, including：Extruding machine
2, there is channel, heating unit and spiral pushing device in the inside of extruding machine 2, channel has inner cylinder 3 and outer barrel 5.The channel,
Heating unit, spiral pushing device, inner cylinder 3 and outer barrel 5 are similar to embodiment one, do not do excessively repeating herein.
The difference lies in：
In a kind of preferred embodiment, inner cylinder 3 is equipped with retention device close to the exit of channel, which can adopt
With several stepped ramp type convex blocks, several stepped ramp type convex blocks are disposed circumferentially the inner wall of the inner cylinder 3 close to exit, with this so that cable
1 is arranged in several stepped ramp type convex blocks, with several stepped ramp type bump contacts, the not direct inner wall with inner cylinder 3 is avoided to contact.
In a kind of preferred embodiment, the quantity of stepped ramp type convex block is two, the spaced circular cloth of two stepped ramp type convex blocks
It is placed in the inner wall of inner cylinder 3.
It these are only three embodiments of retention device, but be not limited only to convex block, concave block and stepped ramp type convex block, other
It can realize that the similar structures of same effect also belong to the protection of retention device.
The foregoing is merely the utility model preferred embodiment, not thereby limit the utility model embodiment and
Protection domain to those skilled in the art, should can appreciate that all in the utility model specification and diagram
Hold made equivalent replacement and obviously change obtained scheme, the protection model of the utility model should all be included in
In enclosing.
Claims (8)
1. a kind of armored cable sheath extruding machine mold of improvement, including：Extruding machine, have inside the extruding machine for across
Channel, heating unit and the spiral pushing device of cable；It is characterized in that, the channel includes：Inner cylinder and set on described interior
Outer barrel outside cylinder, cable are arranged in the inner cylinder；The inner cylinder is equipped with retention device, the retention device close to exit
Blocking cable is contacted with the inner wall of the inner cylinder.
2. the armored cable sheath extruding machine mold improved as described in claim 1, which is characterized in that the retention device is
Several convex blocks, several convex blocks be disposed circumferentially close to exit the inner cylinder inner wall, cable with it is several described
Convex block contacts.
3. the armored cable sheath extruding machine mold improved as described in claim 1, which is characterized in that the retention device is
Several concave blocks, several concave blocks be disposed circumferentially close to exit the inner cylinder inner wall, cable with it is several described
Concave block contacts.
4. the armored cable sheath extruding machine mold improved as described in claim 1, which is characterized in that the retention device is
Several stepped ramp type convex blocks, several stepped ramp type convex blocks be disposed circumferentially close to exit the inner cylinder inner wall, cable with
Several stepped ramp type bump contacts.
5. the armored cable sheath extruding machine mold improved as claimed in claim 2, which is characterized in that the number of the convex block
It is two to measure, the spaced inner wall for being disposed circumferentially the inner cylinder of two convex blocks.
6. the armored cable sheath extruding machine mold improved as claimed in claim 3, which is characterized in that the number of the concave block
It is two to measure, the two spaced inner walls for being disposed circumferentially the inner cylinder of concave block.
7. the armored cable sheath extruding machine mold improved as claimed in claim 4, which is characterized in that the stepped ramp type convex block
Quantity for two, the two spaced inner walls for being disposed circumferentially the inner cylinder of stepped ramp type convex block.
8. the armored cable sheath extruding machine mold improved as described in claim 1, which is characterized in that the inner cylinder and described
Gap is formed between outer barrel, there are the plastics melted in the gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721548864.2U CN207523011U (en) | 2017-11-20 | 2017-11-20 | A kind of armored cable sheath extruding machine mold of improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721548864.2U CN207523011U (en) | 2017-11-20 | 2017-11-20 | A kind of armored cable sheath extruding machine mold of improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207523011U true CN207523011U (en) | 2018-06-22 |
Family
ID=62582565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721548864.2U Expired - Fee Related CN207523011U (en) | 2017-11-20 | 2017-11-20 | A kind of armored cable sheath extruding machine mold of improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207523011U (en) |
-
2017
- 2017-11-20 CN CN201721548864.2U patent/CN207523011U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 Termination date: 20201120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |