CN211917643U - Cable mould of even extrusion molding - Google Patents

Cable mould of even extrusion molding Download PDF

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Publication number
CN211917643U
CN211917643U CN202020351306.2U CN202020351306U CN211917643U CN 211917643 U CN211917643 U CN 211917643U CN 202020351306 U CN202020351306 U CN 202020351306U CN 211917643 U CN211917643 U CN 211917643U
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China
Prior art keywords
die
sleeve
cavity
cable
installation cavity
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Active
Application number
CN202020351306.2U
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Chinese (zh)
Inventor
马建良
远晓峰
李明
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Tianjin Anxunda Technology Co ltd
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Tianjin Anxunda Technology Co ltd
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Priority to CN202020351306.2U priority Critical patent/CN211917643U/en
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Abstract

The utility model provides a cable mould of even extrusion molding. Even extrusion molding's cable mould includes the die holder, die core piece and die sleeve spare, set up the die core piece installation cavity and the die sleeve spare installation cavity of mutual intercommunication in the die holder, die core piece installs in die core piece installation cavity, and die core piece includes the die core body, external screw thread and cable core chamber, the thread groove screw thread fixed connection that external screw thread and die core piece installation intracavity wall were seted up is seted up to one side outer wall of the die core body, the cable core chamber has been seted up on the die core body, the die sleeve spare is installed in the die sleeve spare installation cavity, and the die sleeve spare includes the die sleeve body, toper chamber and sleeve pipe chamber, the toper chamber has been seted up to the inside wall of the die sleeve body, and the sleeve pipe chamber has been seted up at the middle part of the die sleeve body, and the sleeve pipe intracavity. The utility model provides an even extrusion molding's cable mould has good sealed advantage.

Description

Cable mould of even extrusion molding
Technical Field
The utility model relates to the technical field of cables, especially, relate to a cable mould of even extrusion molding.
Background
The cable is widely used due to the advantages of light weight, small volume, long distance and the like. The application of the cable brings profound influence and revolution to human life. At present, cables in the market are formed by twisting metal wires, a plastic insulating layer is usually required to be sleeved on the metal wires for protecting the metal wires, and an extrusion molding die is generally adopted to extrude and mold a plastic insulating layer on the metal wires by taking plastic materials PVC or PE as materials in the manufacturing process. However, the insulating layer of the cable produced by the die is uneven in thickness frequently, and the phenomenon of poor sealing effect of the die is caused, so that the production rejection rate is high, and the material waste is large.
Therefore, it is necessary to provide a cable mold with uniform extrusion to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a cable mould of even extrusion molding with good sealing.
For solving the technical problem, the utility model provides an even extrusion molding's cable mold includes: the die comprises a die holder, a die core piece mounting cavity and a die sleeve piece mounting cavity, wherein the die holder is internally provided with the die core piece mounting cavity and the die sleeve piece mounting cavity which are communicated with each other; the die core piece is arranged in the die core piece mounting cavity and comprises a die core body, external threads and a cable core cavity, the external threads are arranged on the outer wall of one side of the die core body and fixedly connected with thread grooves and threads arranged on the inner wall of the die core piece mounting cavity, and the cable core cavity is arranged on the die core body; the die sleeve is installed in the die sleeve installation cavity and comprises a die sleeve body, a conical cavity and a sleeve cavity, the conical cavity is formed in the inner side wall of the die sleeve body, and the sleeve cavity is formed in the middle of the die sleeve body.
Preferably, a sleeve is inserted into a sleeve cavity formed in the die sleeve body.
Preferably, the top of the die holder is provided with a plastic feed port.
Preferably, a channel is formed between the die core body and the upper wall of the inner side of the die sleeve body, one end of the channel is communicated with the plastic feed port, and the other end of the channel is communicated with the sleeve cavity.
Preferably, one side fixed mounting of die sleeve body upper surface has a plurality of rubber semicircle balls, and the roof has seted up a plurality of semicircle cavitys that match each other with rubber semicircle ball in the die sleeve installation cavity.
Preferably, the front end face of the die holder is fixedly provided with a front die end cover, and the rear end face of the die holder is fixedly provided with a rear die end cover.
Compared with the prior art, the utility model provides a cable mould of even extrusion molding has following beneficial effect:
the utility model provides a cable mould of even extrusion molding, insert the mold core body and establish mold core spare installation intracavity and make mold core body fixed mounting in the die core spare installation intracavity through the rotatory mode of screwing up, level and smooth die sleeve body makes the die sleeve body slide to die sleeve spare installation intracavity, thereby the bottom in close contact with of the toper intracavity diapire on the die sleeve body and the die core body, and form the passageway between the upper wall of die core body and die sleeve body inboard, and the cover pipe intracavity interpolation that the die sleeve body was seted up is equipped with the sleeve pipe and has improved the concentricity between cable core chamber and the sleeve pipe, because be connected between core and the die sleeve body and adopt the inclined plane contact, make the mould have good leakproofness, the plastic extrusion molding in-process can not take place to leak.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a uniformly extruded cable die provided by the present invention;
FIG. 2 is a schematic structural view of the die holder shown in FIG. 1;
FIG. 3 is a schematic structural view of the die core piece of FIG. 1;
FIG. 4 is a schematic structural view of the die set member shown in FIG. 1;
fig. 5 is a schematic structural view of the bushing shown in fig. 1.
Reference numbers in the figures: 1. the die holder, 2, a die core piece installation cavity, 3, a die sleeve piece installation cavity, 4, a die core piece, 41, a die core body, 42, an external thread, 43, a cable core cavity, 5, a die sleeve piece, 51, a die sleeve body, 52, a conical cavity, 53, a sleeve cavity, 6, a sleeve, 7, a plastic feed inlet, 8, a rubber semi-sphere, 9, a semi-circular cavity, 9a, a channel, 9b, a front die end cover, 9c and a rear die end cover.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a uniform extrusion molding cable mold according to the present invention; FIG. 2 is a schematic structural view of the die holder shown in FIG. 1; FIG. 3 is a schematic structural view of the die core piece of FIG. 1; FIG. 4 is a schematic structural view of the die set member shown in FIG. 1; fig. 5 is a schematic structural view of the bushing shown in fig. 1. A uniformly extruded cable die comprising: a die holder 1, a die core piece 4 and a die sleeve piece 5.
In the specific implementation process, as shown in fig. 1 and 2, a die core piece installation cavity 2 and a die sleeve piece installation cavity 3 which are communicated with each other are formed in a die holder 1, a die core piece 4 is installed in the die core piece installation cavity 2, the die core piece 4 comprises a die core body 41, an external thread 42 and a cable core cavity 43, the external thread 42 is formed on the outer wall of one side of the die core body 41 and is fixedly connected with a thread groove thread formed on the inner wall of the die core piece installation cavity 2, the cable core cavity 43 is formed on the die core body 41, a die sleeve piece 5 is installed in the die sleeve piece installation cavity 3, the die sleeve piece 5 comprises a die sleeve body 51, a conical cavity 52 and a sleeve cavity 53, the conical cavity 52 is formed on the inner side wall of the die sleeve body 51, a sleeve cavity 53 is formed in the middle of the die sleeve body 51, a sleeve 6 is inserted in the sleeve cavity 53 formed in the die sleeve body 51, a plastic feed inlet 7 is formed in the top of the die holder, one end of the channel 9a is communicated with the plastic feed inlet 7, the other end of the channel 9a is communicated with the sleeve cavity 53, a front die end cover 9b is fixedly installed on the front end face of the die holder 1, and a rear die end cover 9c is fixedly installed on the rear end face of the die holder 1.
It should be noted that: the die core body 41 is inserted into the die core piece installation cavity 2, the die core body 41 is fixedly installed in the die core piece installation cavity 2 in a rotating and screwing mode, the die sleeve body 51 is smoothened to enable the die sleeve body 51 to slide into the die sleeve piece installation cavity 3, so that the inner bottom wall of the conical cavity 52 on the die sleeve body 51 is in close contact with the bottom of the die core body 41, a channel 9a is formed between the die core body 41 and the upper wall of the inner side of the die sleeve body 51, the sleeve 6 is inserted into the sleeve cavity 53 formed in the die sleeve body 51, the concentricity between the cable core cavity 43 and the sleeve 6 is improved, and the die sleeve body 51 is fixed on the die holder 1 by the front die end cover 9 b.
Wherein, one side fixed mounting of the die sleeve body 51 upper surface has a plurality of rubber semicircle balls 8, and the roof has seted up a plurality of semicircle cavitys 9 that match each other with rubber semicircle ball 8 in the die sleeve installation cavity 3, has improved the stability and the fastening of the die sleeve body 51 installation on die holder 1.
The utility model provides a cable mould of even extrusion molding's theory of operation as follows:
the die core body 41 is inserted into the die core piece installation cavity 2 and the die core body 41 is fixedly installed in the die core piece installation cavity 2 by means of rotary screwing, the die sleeve body 51 is smoothened to enable the die sleeve body 51 to slide into the die sleeve piece installation cavity 3, so that the inner bottom wall of the tapered cavity 52 of the die case body 51 is in close contact with the bottom of the die core body 41, a channel 9a is formed between the die core body 41 and the upper wall of the inner side of the die sleeve body 51, the sleeve 6 is inserted into the sleeve cavity 53 formed by the die sleeve body 51, the concentricity between the cable core cavity 43 and the sleeve 6 is improved, the die sleeve body 51 is fixed on the die holder 1 by using the front die end cover 9b, because the core body 41 and the die sleeve body 51 are connected by adopting an inclined surface contact type, the die has good sealing performance, plastic does not leak in the extrusion molding process, and meanwhile, the sleeve cavity 53 is communicated with the channel 9a, so that the uniformity is enhanced in the injection molding process.
The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims (6)

1. A uniformly extruded cable die, comprising:
the die comprises a die holder (1), wherein a die core piece installation cavity (2) and a die sleeve piece installation cavity (3) which are communicated with each other are formed in the die holder (1);
the die core piece (4) is installed in the die core piece installation cavity (2), the die core piece (4) comprises a die core body (41), an external thread (42) and a cable core cavity (43), the external thread (42) is formed in the outer wall of one side of the die core body (41) and fixedly connected with a thread groove and a thread formed in the inner wall of the die core piece installation cavity (2), and the cable core cavity (43) is formed in the die core body (41);
the die sleeve assembly comprises a die sleeve assembly (5), wherein the die sleeve assembly (5) is installed in a die sleeve assembly installation cavity (3), the die sleeve assembly (5) comprises a die sleeve body (51), a conical cavity (52) and a sleeve cavity (53), the conical cavity (52) is formed in the inner side wall of the die sleeve body (51), and the sleeve cavity (53) is formed in the middle of the die sleeve body (51).
2. Mould for cables extruded homogeneously according to claim 1, characterised in that the jacket (6) is inserted in a jacket chamber (53) provided in the jacket body (51).
3. Mould for cables extruded homogeneously according to claim 1, characterized in that the plastic feed opening (7) is provided at the top of the mould base (1).
4. A uniformly extruded cable die according to claim 1, wherein a channel (9a) is formed between the die core body (41) and the upper wall of the inside of the die sleeve body (51), one end of the channel (9a) is interconnected with the plastic feed opening (7), and the other end of the channel (9a) is interconnected with the sleeve cavity (53).
5. The evenly extruded cable die as claimed in claim 1, wherein a plurality of rubber semi-circular balls (8) are fixedly mounted on one side of the upper surface of the die sleeve body (51), and a plurality of semi-circular cavities (9) matched with the rubber semi-circular balls (8) are formed in the inner top wall of the die sleeve assembly installation cavity (3).
6. A uniformly extruded cable die according to claim 1, wherein the front end face of the die holder (1) is fixedly mounted with a front die cover (9b) and the rear end face of the die holder (1) is fixedly mounted with a rear die cover (9 c).
CN202020351306.2U 2020-03-19 2020-03-19 Cable mould of even extrusion molding Active CN211917643U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020351306.2U CN211917643U (en) 2020-03-19 2020-03-19 Cable mould of even extrusion molding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020351306.2U CN211917643U (en) 2020-03-19 2020-03-19 Cable mould of even extrusion molding

Publications (1)

Publication Number Publication Date
CN211917643U true CN211917643U (en) 2020-11-13

Family

ID=73356062

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020351306.2U Active CN211917643U (en) 2020-03-19 2020-03-19 Cable mould of even extrusion molding

Country Status (1)

Country Link
CN (1) CN211917643U (en)

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