CN220106124U - Insulating extruder of heart yearn - Google Patents

Abstract

The utility model relates to an insulating extruder for core wires, which is applied to the technical field of extruders and comprises a rack, wherein a pay-off rack, an extruder body and a winding machine are sequentially arranged on the rack along the movement direction of the core wires, a first cooling mechanism and a second cooling mechanism are sequentially arranged between the extruder body and the winding machine, and the first cooling mechanism and the second cooling mechanism are both arranged on the rack; the first cooling mechanism comprises a fan arranged on the frame and a blast assembly for the core wire to pass through, an air outlet of the fan is communicated with the blast assembly, and the blast assembly is used for blowing air to the surface of the core wire; the second cooling mechanism comprises a cooling pool, cooling liquid is filled in the cooling pool, and the core wire passes through the cooling pool after passing through the air blast assembly. The utility model has the following effects: after the surface of the core wire is coated with the rubber, the surface of the core wire is firstly blown with air to primarily cool, then the core wire is immersed into the cooling liquid to cool again, the situation that the insulating layer on the surface of the core wire is cracked is reduced in a gradual cooling mode, and the quality of a core wire finished product is improved.

Description

Insulating extruder of heart yearn

Technical Field

The utility model relates to the technical field of extrusion machines, in particular to a core wire insulation extrusion machine.

Background

The extruder is also called an extruder, and is mainly used for extruding core wires of wires and cables. In the processing process, firstly, the copper wire comes out from the pay-off rack and passes through the main machine head (at the same time, the material sucking machine sucks the sizing material to heat), then the main machine head encapsulates the copper wire, an insulating layer is formed after the sizing material is solidified, the encapsulated copper wire is pulled by the drawing machine, and finally, the copper wire is wound on the winding machine to finish the processing.

In the related art, after the extruder completes the encapsulation operation of the copper wire, before the copper wire is wound on the winding machine, the insulation layer on the surface of the core wire needs to be subjected to cooling treatment so as to reduce the situation that the insulation layers on the rear surface of the core wire wound on the winding machine are adhered to each other. In order to realize rapid cooling, the core wire coated with the insulating layer is generally immersed in a cold water tank directly, so that the purpose of rapid cooling can be achieved, but the insulating layer on the surface of the core wire is easy to crack under the condition of sudden temperature change, and the quality of a finished core wire is influenced.

Disclosure of Invention

In the related art, the core wire is directly immersed in the cold water tank to realize rapid cooling, and the insulating layer on the surface of the core wire is easy to crack due to abrupt temperature change. In order to solve the problem that cracks are easy to generate on the surface of a core wire, the utility model provides a core wire insulation extruder.

The utility model provides a core wire insulation extruder which adopts the following technical scheme:

the core wire insulation extruder comprises a frame, a pay-off rack, an extruder body and a winding machine are sequentially arranged on the frame along the movement direction of the core wire, a first cooling mechanism and a second cooling mechanism are sequentially arranged between the extruder body and the winding machine, and the first cooling mechanism and the second cooling mechanism are both arranged on the frame;

the first cooling mechanism comprises a fan arranged on the rack and a blast assembly for the core wire to pass through, an air outlet of the fan is communicated with the blast assembly, and the blast assembly is used for blowing air to the surface of the core wire;

the second cooling mechanism comprises a cooling tank, cooling liquid is filled in the cooling tank, and a core wire passes through the cooling tank after passing through the air blast assembly.

Through adopting above-mentioned technical scheme, in the course of working, the core wire on the pay-off rack of rolling is last to the rolling machine, the core wire is at first through the extruder body, the extruder body forms the insulating layer at core wire surface cladding sizing material, then first cooling body is bloied to the core wire surface that the cladding has the insulating layer, preliminary cooling carries out for the insulating layer solidification shaping, then the core wire that the cladding has the insulating layer enters into the cooling tank of second cooling body under the order of rolling machine, cooling down once more, through the mode of gradually cooling down, the condition that the insulating layer of core wire surface cladding cracks when the temperature suddenly changes has effectively been reduced, thereby the quality of the core wire finished product after the processing has been promoted.

Optionally, the air blast assembly comprises a connecting pipe and an air ring for a core wire to pass through, and the air ring is installed on the rack;

the inner ring of the wind ring is provided with a plurality of wind outlet holes in a penetrating mode, the wind outlet holes are distributed at intervals along the circumferential direction of the wind ring, the wind outlet holes are communicated with the ventilation cavity, and the connecting pipe is communicated with the ventilation cavity of the wind ring and the air outlet of the fan.

Through adopting above-mentioned technical scheme, the heart yearn is after the rubber coating of extruder body handles, and the insulating layer of surface parcel has high temperature, and the fan passes through the connecting pipe and in to the wind ring air supply, blows on the insulating layer surface, takes away a part of heat on the insulating layer, plays preliminary cooling's effect.

Optionally, the cooling tank below is equipped with the liquid collection pond, the liquid collection pond is used for accepting the coolant liquid that the cooling tank overflowed, the cooling tank with be equipped with circulation subassembly between the liquid collection pond, circulation subassembly is continuous to be sucked coolant liquid in the liquid collection pond and with the coolant liquid reinfusion in the liquid collection pond.

Through adopting above-mentioned technical scheme, coolant liquid in the cooling tank is in the continuous overflow to the liquid collecting tank in the course of working, and some heat can be absorbed by external environment in overflow process, plays the cooling effect. The circulation assembly continuously sucks the cooling liquid received by the liquid collection Chi Cheng, and the recycling of the cooling liquid is realized.

Optionally, the circulation assembly includes the circulating pump of installing in the liquid collection pond, be equipped with the control valve in the frame in the top of cooling bath, the control valve with through circulating pipe intercommunication between the circulating pump, the circulating pipe runs through the lateral wall of liquid collection pond.

Through adopting above-mentioned technical scheme, when processing the heart yearn, open the control valve and start the infusion pump, the coolant liquid in the liquid collecting tank flows into the circulating pump through the liquid collecting port, and circulating pump suction coolant liquid is carried for the control valve through the circulating pipe, realizes the cyclic utilization to the coolant liquid, constantly supplements the coolant liquid through the heat dissipation in to the cooling tank to reach the purpose that reduces the coolant liquid temperature in the cooling tank.

Optionally, a circulating branch pipe is wound on the side wall of the connecting pipe, and two ends of the circulating branch pipe are communicated with the circulating pipe.

Through adopting above-mentioned technical scheme, the coolant liquid circulates in the circulation branch pipe, and the circulation branch pipe twines on the lateral wall of connecting pipe, constantly carries out the heat exchange with the connecting pipe, reduces the temperature of connecting pipe to reduce the temperature of the air of circulating in the connecting pipe, promoted the cooling effect of fan and blast assembly.

Optionally, a plurality of refrigerating sheets are arranged on the side wall of the liquid collecting tank, and the refrigerating sheets are connected with an external power supply.

Through adopting above-mentioned technical scheme, the refrigeration piece is connected external power source in the course of working and is continuously refrigerated, has played the refrigeration effect, has reduced the inside coolant liquid's of liquid collecting tank temperature, has promoted the cooling effect to the outside cladding insulating layer of heart yearn.

Optionally, a guiding notch through which the core wire passes is respectively arranged at two ends of the cooling tank, a guiding plate is arranged at the guiding notch on the cooling tank, the guiding plate is obliquely arranged towards the direction back to the cooling tank, and the cooling liquid in the cooling tank flows into the liquid collecting tank through the guiding notch.

Through adopting above-mentioned technical scheme, the coolant liquid in the cooling tank flows into the liquid collecting tank along the deflector through the water conservancy diversion breach, has played the guide effect to the coolant liquid in the cooling tank for the coolant liquid slowly flows into the liquid collecting tank under the water conservancy diversion effect of deflector, has effectively reduced the coolant liquid overflow everywhere, the circumstances of pollution processing environment.

Optionally, be equipped with the centre gripping subassembly on the guide plate, the centre gripping subassembly is including locating stop collar on the guide plate, the heart yearn passes stop collar, be equipped with a plurality of centre gripping gyro wheels on the stop collar, a plurality of the centre gripping gyro wheels are followed the circumference of stop collar is laid and joint on the lateral wall of heart yearn jointly.

Through adopting above-mentioned technical scheme, when the heart yearn passed the spacing collar, a plurality of centre gripping gyro wheels joint was on the lateral wall of heart yearn jointly, had restricted the position of heart yearn for the heart yearn is difficult for appearing rocking in transportation. In addition, the clamping roller is abutted against the surface of the core wire, so that the surface of the core wire is not easy to wear, and the possibility of wear in the process of entering and exiting the cooling pool is effectively reduced.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. in the processing process, the winding machine continuously winds the core wire on the pay-off rack, the core wire passes through the extruder body, the extruder body coats sizing material on the surface of the core wire to form an insulating layer, then the first cooling mechanism blows air to the surface of the core wire coated with the insulating layer to perform preliminary cooling, so that the insulating layer is solidified and formed, then the core wire coated with the insulating layer enters a cooling pond of the second cooling mechanism under the driving of the winding machine to cool again, and the situation that the insulating layer coated on the surface of the core wire is cracked when the temperature suddenly changes is effectively reduced in a gradual cooling mode, so that the quality of a finished core wire product after the processing is improved;

2. when the core wire is processed, the control valve is started and the infusion pump is started, the cooling liquid in the liquid collecting tank flows into the circulating pump through the liquid collecting port, the circulating pump pumps the cooling liquid and conveys the cooling liquid to the control valve through the circulating pipe, so that the cooling liquid is recycled, and the cooling liquid subjected to heat dissipation treatment is continuously supplemented into the cooling tank, so that the purpose of reducing the temperature of the cooling liquid in the cooling tank is achieved;

3. when the heart yearn passes the spacing collar, a plurality of centre gripping gyro wheels joint have carried out the restriction to the position of heart yearn on the lateral wall of heart yearn for the heart yearn is difficult for appearing rocking in transportation. In addition, the clamping roller is abutted against the surface of the core wire, so that the surface of the core wire is not easy to wear, and the possibility of wear in the process of entering and exiting the cooling pool is effectively reduced.

Drawings

Fig. 1 is a schematic view of a wire insulation extruder in accordance with an embodiment of the present utility model.

Fig. 2 is a cross-sectional view of a core wire insulation extruder in accordance with an embodiment of the present utility model.

Fig. 3 is an enlarged view of a portion a in fig. 1.

FIG. 4 is a cross-sectional view of a clamping assembly in an embodiment of the utility model

Reference numerals: 1. a frame; 2. a pay-off rack; 3. an extruder body; 4. a winding machine; 5. a first cooling mechanism; 51. a blower; 52. a blower assembly; 521. a connecting pipe; 522. a wind ring; 5221. a ventilation chamber; 5222. an air outlet hole; 6. a second cooling mechanism; 61. a cooling pool; 611. a diversion notch; 62. a liquid collecting tank; 63. a circulation assembly; 631. a circulation pump; 632. a circulation pipe; 633. a control valve; 64. a cooling sheet; 7. a circulation branch pipe; 8. a deflector; 9. a clamping assembly; 91. a limit ring; 92. and clamping the roller.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses a core wire insulation extruder.

Referring to fig. 1, a core wire insulation extruder, specifically, an apparatus for coating a sizing material on the surface of a core wire to form an insulation layer, and processing the core wire to form an electric wire and cable.

The core wire insulation extruder comprises a frame 1, a pay-off rack 2, an extruder body 3, a first cooling mechanism 5, a second cooling mechanism 6 and a winding machine 4 are sequentially arranged on the frame 1 along the conveying direction of a core wire, and the core wire sequentially passes through the extruder body 3, the first cooling mechanism 5 and the second cooling mechanism 6 under the winding action of the winding machine 4 and then is processed into a wire and cable.

In the core wire transmission process, the pay-off rack 2 continuously unreels the core wires, and the winding machine 4 continuously winds the core wires to drive the core wires to move. In the core wire moving process, the extruder body 3 encapsulates the core wire, an insulating layer is formed after the surface of the core wire is wrapped by sizing materials, and the core wire with the insulating layer coated on the surface is wound by the winding machine 4 after the core wire is subjected to cooling treatment of the first cooling mechanism 5 and the second cooling mechanism 6, so that the processing is completed.

Referring to fig. 1, the first cooling mechanism 5 includes a fan 51 mounted on the frame 1, and an air outlet of the fan 51 is connected to an air blowing assembly 52, and the air blowing assembly 52 continuously blows air to the surface of the core wire. The blower assembly 52 includes a connection pipe 521 connected to the air outlet of the blower 51, and an air ring 522 is connected to one end of the connection pipe 521, which is far away from the blower 51, where the air ring 522 in the embodiment of the present utility model adopts an annular structure, and the core wire passes through the air ring 522 after passing through the encapsulation process of the extruder body 3.

Referring to fig. 1 and fig. 2, specifically, a ventilation cavity 5221 is provided inside the wind ring 522, a plurality of air outlet holes 5222 are formed in the inner ring of the wind ring 522 in a penetrating manner, the air outlet holes 5222 are communicated with the ventilation cavity 5221, when the core wire with the insulating layer coated on the surface passes through the wind ring 522, the fan 51 continuously sucks external air and conveys the external air into the ventilation cavity 5221 in the wind ring 522 through the connecting pipe 521, and then the external air is blown onto the surface of the core wire coated with the insulating layer through each air outlet hole 5222, so that the effect of preliminary cooling is achieved.

In order to gather the blown air more quickly, in the embodiment of the utility model, a wind gathering pipe is installed on the wind ring 522 at the wind outlet 5222.

Referring to fig. 1 and 3, the second cooling mechanism 6 includes a cooling tank 61 mounted on the machine frame 1, and the cooling tank 61 is filled with a cooling liquid, which is common water in the embodiment of the present utility model. The below of cooling tank 61 is equipped with the liquid collecting tank 62 that is used for accepting the coolant liquid that cooling tank 61 overflowed, and cooling tank 61 and liquid collecting tank 62 all set up along the direction of delivery of heart yearn, and the both ends of cooling tank 61 respectively are equipped with a water conservancy diversion breach 611 that supplies the heart yearn to pass, and the heart yearn passes through water conservancy diversion breach 611 and carries out final cooling treatment in cooling tank 61.

Referring to fig. 1, in addition, in order to realize recycling of the cooling liquid and reduce resource waste, in the embodiment of the utility model, a circulation assembly 63 is communicated between the cooling tank 61 and the liquid collecting tank 62, and the circulation assembly 63 continuously sucks the cooling liquid in the liquid collecting tank 62 and returns the cooling liquid to the cooling tank 61.

Specifically, the circulation assembly 63 includes a circulation pump 631 installed in the liquid collecting tank 62, the circulation pump 631 is a commercially available submersible pump, a control valve 633 is disposed above the cooling tank 61 on the rack 1, the control valve 633 is a common water valve, and the control valve 633 is communicated with the circulation pump 631 through a circulation pipe 632.

In the process of processing, the control valve 633 and the circulating pump 631 are started, the circulating pump 631 pumps the cooling liquid in the liquid collecting tank 62 to be returned to the cooling tank 61, the cooling tank 61 is continuously supplemented with the cooling liquid,

referring to fig. 1 and 3, in addition, a deflector 8 is disposed on the cooling tank 61 at the deflector notch 611, and the deflector 8 is disposed obliquely in a direction away from the cooling tank 61. During the processing, the cooling liquid in the cooling tank 61 continuously flows out through the flow guiding notch 611 and falls into the liquid collecting tank 62 along the flow guiding plate 8, and during the flowing process, the heat absorbed by the cooling liquid from the insulating layer is dissipated into the external environment, so as to play a role in cooling.

Referring to fig. 3 and 4, the baffle 8 is provided with a clamping assembly 9, the clamping assembly 9 includes a stop collar 91 welded on the baffle 8, and the core wire coated with an insulating layer passes through the stop collar 91 during the transmission process. Further, a plurality of clamping rollers 92 are uniformly distributed on the inner ring of the limit ring 91 along the circumferential direction, the clamping rollers 92 are propped against the side wall of the core wire together to limit the position of the core wire, so that the core wire is not easy to deviate in the transmission process, and the winding machine 4 is convenient to wind the core wire.

Referring to fig. 1, in addition, in order to further improve the cooling efficiency, in the embodiment of the present utility model, a plurality of cooling fins 64 are adhered to the side wall of the liquid collecting tank 62, and the cooling fins 64 are connected to an external power source for continuous cooling. The cooling plates 64 in the embodiment of the present utility model are commonly used thermoelectric semiconductor cooling components in the market, and the cooling surfaces of the cooling plates 64 are all attached to the side walls of the liquid collecting tank 62.

Further, referring to fig. 1, the circulation pipe 632 is connected to a circulation branch pipe 7, and both ends of the circulation branch pipe 7 are connected to the circulation pipe 632. The circulation branch pipes 7 in the embodiment of the utility model are spirally arranged and wound on the side wall of the connecting pipe 521, and in the processing process, the cooling liquid in the circulation branch pipes 7 exchanges heat with the air in the connecting pipe 521, so that the effect of reducing the temperature of the air in the connecting pipe 521 is achieved, and the cooling efficiency of the first cooling mechanism 5 is improved.

The implementation principle of the core wire insulation extruder provided by the embodiment of the utility model is as follows: in the processing process, the winding machine 4 continuously winds the core wire on the pay-off rack 2, the core wire passes through the extruder body 3 at first, the extruder body 3 coats sizing material on the surface of the core wire to form an insulating layer, then the first cooling mechanism 5 blows air to the surface of the core wire coated with the insulating layer to perform preliminary cooling, the insulating layer is solidified and formed, the core wire coated with the insulating layer enters into the cooling pond 61 of the second cooling mechanism 6 under the driving of the winding machine 4, the temperature is reduced again, and the situation that the insulating layer coated on the surface of the core wire breaks when the temperature suddenly changes is effectively reduced in a gradual cooling mode, so that the quality of a core wire finished product after the processing is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides an insulating extruder of heart yearn, includes frame (1), is equipped with pay off rack (2), extruder body (3) and rolling machine (4) in proper order along heart yearn direction of movement on frame (1), its characterized in that: a first cooling mechanism (5) and a second cooling mechanism (6) are sequentially arranged between the extruder body (3) and the winding machine (4), and the first cooling mechanism (5) and the second cooling mechanism (6) are arranged on the frame (1);

the first cooling mechanism (5) comprises a fan (51) arranged on the frame (1) and a blast assembly (52) for a core wire to pass through, an air outlet of the fan (51) is communicated with the blast assembly (52), and the blast assembly (52) is used for blowing air to the surface of the core wire;

the second cooling mechanism (6) comprises a cooling tank (61), cooling liquid is filled in the cooling tank (61), and a core wire passes through the cooling tank (61) after passing through the air blast assembly (52).

2. The insulation extruder for a core wire of claim 1, wherein: the blower assembly (52) comprises a connecting pipe (521) and a wind ring (522) for a core wire to pass through, and the wind ring (522) is installed on the frame (1);

the novel air-conditioning fan is characterized in that a ventilation cavity (5221) is formed in the air ring (522), a plurality of air outlet holes (5222) penetrate through the inner ring of the air ring (522), the air outlet holes (5222) are distributed at intervals along the circumferential direction of the air ring (522), the air outlet holes (5222) are communicated with the ventilation cavity (5221), and the connecting pipe (521) is communicated with the ventilation cavity (5221) of the air ring (522) and an air outlet of the fan (51).

3. The insulation extruder of claim 2 wherein: the cooling device is characterized in that a liquid collecting tank (62) is arranged below the cooling tank (61), the liquid collecting tank (62) is used for receiving cooling liquid overflowed from the cooling tank (61), a circulating assembly (63) is arranged between the cooling tank (61) and the liquid collecting tank (62), and the circulating assembly (63) continuously sucks cooling liquid in the liquid collecting tank (62) and returns the cooling liquid to the liquid collecting tank (62).

4. A wire insulation extruder as set forth in claim 3, wherein: the circulating assembly (63) comprises a circulating pump (631) arranged in the liquid collecting tank (62), a control valve (633) is arranged above the cooling tank (61) on the frame (1), the control valve (633) is communicated with the circulating pump (631) through a circulating pipe (632), and the circulating pipe (632) penetrates through the side wall of the liquid collecting tank (62).

5. The insulation extruder for a core wire of claim 4, wherein: the side wall of the connecting pipe (521) is wound with a circulating branch pipe (7), and two ends of the circulating branch pipe (7) are communicated with the circulating pipe (632).

6. A wire insulation extruder as set forth in claim 3, wherein: the side wall of the liquid collecting tank (62) is provided with a plurality of refrigerating sheets (64), and the refrigerating sheets (64) are connected with an external power supply.

7. A wire insulation extruder as set forth in claim 3, wherein: the cooling device is characterized in that two ends of the cooling tank (61) are respectively provided with a flow guide gap (611) through which a core wire passes, the cooling tank (61) is provided with a flow guide plate (8) at the position of the flow guide gap (611), the flow guide plate (8) is obliquely arranged towards the direction opposite to the cooling tank (61), and cooling liquid in the cooling tank (61) flows into the liquid collecting tank (62) through the flow guide gaps (611).

8. The insulation extruder for a core wire of claim 7 wherein: be equipped with clamping assembly (9) on guide plate (8), clamping assembly (9) are including locating spacing collar (91) on guide plate (8), the heart yearn passes spacing collar (91), be equipped with a plurality of centre gripping gyro wheels (92) on spacing collar (91), a plurality of centre gripping gyro wheels (92) are followed the circumference of spacing collar (91) is laid and joint on the lateral wall of heart yearn jointly.