CN215434908U

CN215434908U - Plastic extruding machine for power cable production

Info

Publication number: CN215434908U
Application number: CN202121972770.4U
Authority: CN
Inventors: 梁欣; 冯林丽
Original assignee: Wuhu Kete Wire And Cable Co ltd
Current assignee: Wuhu Kete Wire And Cable Co ltd
Priority date: 2021-08-22
Filing date: 2021-08-22
Publication date: 2022-01-07
Anticipated expiration: 2031-08-22

Abstract

The utility model discloses a plastic extruding machine for power cable production, which comprises a discharge cylinder, a first plug, a second plug, a feed cylinder, a cover plate and a motor, and is characterized in that: go out the feed cylinder on be provided with the intermediate layer to be provided with the insulating layer on one side that the intermediate layer is close to a feed cylinder inner wall, end cap one end be provided with the fixed block, insert a end cap other end in a feed cylinder one end to be provided with wired core hole on the end cap one, two one ends of end cap insert out on the feed cylinder other end to be provided with the wire hole on end cap two, feed cylinder bottom feed bin down, the apron activity set up at feed cylinder top, the motor setting on the apron. According to the utility model, the sealing ring is arranged between the transmission shaft and the feed box, so that the sealing property between the transmission shaft and the feed box is improved through the sealing ring, raw materials in the feed box are prevented from falling down from the space between the feed box and the transmission shaft, the raw materials in the feed box can be fully crushed, and the utilization efficiency of the raw materials is improved.

Description

Plastic extruding machine for power cable production

Technical Field

The utility model relates to the technical field of power cable production, in particular to an extruding machine for power cable production.

Background

The plastic extruding machine is called an extruder, and is a production machine for plastic extrusion molding, the plastic extrusion of the cable is generally extruded by a screw rod of the plastic extruding machine and heated to plasticize (namely melt) the plastic, the plastic is extruded into plastic layers with various shapes required by continuity through a machine head and molds with different shapes, and the plastic layers are extruded and coated on a wire core and the cable, for example, the patent with the application number of 202022592228.8 discloses the plastic extruding machine for cable production, which solves the problem that workers are easily scalded by heat, but has the problems of small universality, small application range, incapability of crushing raw materials and low uniformity of melting the raw materials.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of small universality and application range of an existing power cable plastic extruding machine, incapability of crushing raw materials and low uniformity of raw material melting, and provides the plastic extruding machine for power cable production, which has the advantages of reasonable structural design, good universality, wide application range, capability of crushing the raw materials and good uniformity of raw material melting.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides an extruding machine for power cable production, includes ejection of compact section of thick bamboo, end cap one, end cap two, a feeding section of thick bamboo, apron and motor, its characterized in that: the discharge barrel is provided with an interlayer, a heat insulating layer is arranged on one side of the interlayer close to the inner wall of the discharge barrel, the heat fast flow speed in the discharge barrel can be avoided through the heat insulating layer, the raw material of the insulating layer in the discharge barrel can be in a molten state, the situation that the safety of an operator is not high due to overhigh heat of the outer wall of the discharge barrel can be avoided, one end of the plug is provided with a fixed block, the other end of the plug is inserted into one end of the discharge barrel, the plug is provided with a wire core hole, one end of the plug is inserted into the other end of the discharge barrel, the plug is provided with a wire outlet hole, the feed bin at the bottom end of the feed barrel is communicated with the discharge barrel, the outer wall at the bottom of the feed barrel is provided with a heating box, a heating pipe is arranged in the heating box, the cover plate is movably arranged at the top of the feed barrel, and a feed pipe is arranged on the cover plate, the motor is arranged on the cover plate, the motor is provided with a transmission shaft, the transmission shaft extends into the feeding cylinder, the transmission shaft in the feeding cylinder is provided with a packing auger, a plug I corresponding to a wire core hole is selected according to the size of a wire core, a plug II corresponding to a wire outlet hole is selected according to the thickness of a power cable insulating layer, the wire core enters the discharging cylinder from the wire core hole on the plug, a fused insulating layer wraps the wire core in the discharging cylinder between the plug I and the plug II, the wire core is pulled out from the wire outlet hole along with the fused insulating layer, the fused insulating layer is solidified on the outer wall of the wire core after being cooled to form an insulating layer, the production efficiency of the power cable is improved, on the other hand, the plastic extruding machine can be suitable for wire cores with different sizes, the universality of the plastic extruding machine is improved, the application range of the plastic extruding machine is enlarged, the cost for manufacturing a plurality of plastic extruding machines is reduced, one end of the plug deep into the discharging cylinder is arranged to be of a conical structure, and the wire outlet hole in the two ends of the plug which are deep into the discharging barrel is arranged to be of a conical structure, so that the fused insulating layer material can fully wrap the wire core in the discharging barrel, and the production quality of the power cable is improved.

Preferably, an air inlet pipe is arranged at the bottom of one end of the discharge barrel close to the first plug, an exhaust pipe is arranged at the top of the other end of the discharge barrel, a fan is arranged in the exhaust pipe, the fan is used for discharging heat generated by melting plastics carried by airflow in the discharge barrel clamp layer from the exhaust pipe, the temperature of the outer wall of the discharge barrel is reduced, scalding of workers is avoided, and the safety of a power cable in the production process is improved.

Preferably, the first plug and the second plug are both arranged to be replaceable in the discharge barrel, one end of the first plug which extends into the discharge barrel is arranged to be a conical structure, the wire outlet hole in one end of the second plug which extends into the discharge barrel is arranged to be a conical structure, the first plug and the second plug are connected with the discharge barrel through threads, so that the first plug and the second plug are convenient to install or replace in the discharge barrel, the first plug of the corresponding wire core hole is selected according to the size of the wire core, the second plug of the corresponding wire outlet hole is selected according to the thickness of the insulating layer of the power cable, the wire core enters the discharge barrel from the wire core hole on the plug, the fused insulating layer wraps the wire core in the discharge barrel between the first plug and the second plug, the wire core is pulled out from the wire outlet hole along with the fused insulating layer, the fused insulating layer is solidified on the outer wall of the wire core after being cooled, so that the production efficiency of the power cable is improved, on the other hand, the extruding machine can be applicable to the sinle silk of variation in size, has improved the commonality of extruding machine, has enlarged the application scope of extruding machine, has reduced the cost of making many sets of extruding machines, will go deep into the end cap one end in the feed cylinder and set up to the toper structure to the wire hole that will go deep into two one ends of end cap in the feed cylinder sets up to the toper structure, makes fused insulating layer material can fully wrap up the sinle silk in the feed cylinder, reinforcing power cable's production quality.

Preferably, a feeding section of thick bamboo in the bottom be provided with the sieve, the raw materials of power cable insulating layer is in the feeding section of thick bamboo is added through the inlet pipe in, the heat that the heating pipe in the heating cabinet produced can be with the raw materials melting in the feeding section of thick bamboo, the motor drives transmission shaft and the epaxial auger rotation of transmission, the auger can drive the raw materials of bottom in the feeding section of thick bamboo and rise, make the raw materials fully with the contact of feeding section of thick bamboo inner wall, absorb the heat and melt, the melting efficiency and the melting quality of insulating layer raw materials have been improved, can filter fused insulating layer raw materials through the sieve, make the insulating layer raw materials after the melting get into and wrap up the sinle silk in the play feed cylinder, insufficiently fused insulating layer raw materials stops to continue to melt above the sieve, the homogeneity of raw materials melting has been improved, the waste of raw materials has been reduced.

Preferably, the apron back on be provided with the workbin, be provided with the blanking hole bottom the workbin, with the vertical workbin that passes of transmission shaft to be provided with crushing pole on the transmission shaft in the workbin, the raw materials enters into the workbin through the inlet pipe in, the transmission shaft drives crushing pole rotation, makes crushing pole carry out shredding to the insulating layer raw materials in the workbin, the raw materials after smashing enters into the feed cylinder through the blanking hole of workbin bottom and carries out melting, has reduced the waste of raw materials.

Preferably, transmission shaft and workbin between be provided with the sealing ring, improved the leakproofness between transmission shaft and the workbin through the sealing ring, avoid the raw materials in the workbin to fall down from between workbin and the transmission shaft, make the raw materials in the workbin can fully be smashed, improved the utilization efficiency of raw materials.

Has the advantages that: the utility model selects the plug I of the corresponding wire core hole according to the size of the wire core, selects the plug II of the corresponding wire outlet hole according to the thickness of the insulating layer of the power cable, the wire core enters the discharging barrel from the wire core hole on the plug, the fused insulating layer wraps the wire core in the discharging barrel between the plug I and the plug II, the wire core carries the fused insulating layer to be pulled out from the wire outlet hole, the fused insulating layer is solidified on the outer wall of the wire core after being cooled to form the insulating layer, thereby improving the production efficiency of the power cable, on the other hand, the plastic extruding machine can be suitable for the wire cores with different sizes, the universality of the plastic extruding machine is improved, the application range of the plastic extruding machine is expanded, the cost for manufacturing a plurality of plastic extruding machines is reduced, one end of the plug deep into the discharging barrel is set to be a conical structure, the wire outlet hole wrapped at one end of the plug II deep into the discharging barrel is set to be a conical structure, so that the fused insulating layer material can fully hold the wire core in the discharging barrel, the production quality of the power cable is enhanced.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a partial structural schematic diagram of the utility model, which illustrates a connecting structure of the discharge cylinder and the first plug and the second plug.

FIG. 3 is a partial structural schematic view of the present invention, illustrating a connection structure of a cover plate and a bin.

FIG. 4 is a partial structural view of the present invention, showing a connection structure of a bin and a blanking hole.

Fig. 5 is a schematic diagram of another embodiment of the present invention.

In the figure: 1. the device comprises a discharge barrel, 2 plug I, 3 plug II, 4 feed barrel, 5 cover plate, 6 motor, 7 interlayer, 8 air inlet pipe, 9 air outlet pipe, 10 heat insulation layer, 11 fan, 12 fixing block, 13 core hole, 14 wire outlet hole, 15 discharging bin, 16 sieve plate, 17 heating box, 18 heating pipe, 19 feed pipe, 20 bin, 21 blanking hole, 22 sealing ring, 23 transmission shaft, 24 crushing rod, 25 packing auger, 26 ventilation pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The first embodiment is as follows:

as shown in figures 1-4: the utility model provides an extruding machine for power cable production, includes out feed cylinder 1, end cap one 2, end cap two 3, feed cylinder 4, apron 5 and motor 6, its characterized in that: the discharge barrel 1 is provided with an interlayer 7, one side of the interlayer 7 close to the inner wall of the discharge barrel 1 is provided with a heat-insulating layer 10, the heat-insulating layer 10 can prevent the rapid flow rate of heat in the discharge barrel 1, the raw material of the insulating layer in the discharge barrel 1 can be in a molten state, and the situation that the safety of an operator is not high due to overhigh heat of the outer wall of the discharge barrel 1 can be avoided, one end of the plug I2 is provided with a fixed block 12, the other end of the plug I2 is inserted into one end of the discharge barrel 1, the plug I2 is provided with a wire core hole 13, one end of the plug II 3 is inserted into the other end of the discharge barrel 1, the plug II 3 is provided with a wire outlet 14, the discharge bin 15 at the bottom end of the feed barrel 4 is communicated with the discharge barrel 1, the outer wall at the bottom of the feed barrel 4 is provided with a heating box 17, and a heating pipe 18 is arranged in the heating box 17, the cover plate 5 is movably arranged at the top of the feeding cylinder 4, the cover plate 5 is provided with a feeding pipe 19, the motor 6 is arranged on the cover plate 5, the motor 6 is provided with a transmission shaft 23, the transmission shaft 23 extends into the feeding cylinder 4, the transmission shaft 23 in the feeding cylinder 4 is provided with a packing auger 25, a first plug 2 corresponding to a wire core hole 13 is selected according to the size of a wire core, a second plug 3 corresponding to a wire outlet hole 14 is selected according to the thickness of a power cable insulating layer, the wire core enters the discharging cylinder 1 from the wire core hole 13 on the plug, a fused insulating layer wraps the wire core in the discharging cylinder 1 between the first plug 2 and the second plug 3, the wire core carries the fused insulating layer to be pulled out from the wire outlet hole 14, the fused insulating layer is solidified on the outer wall of the wire core after being cooled, the production efficiency of the power cable is improved, on the other hand, the plastic extruding machine can be suitable for wire cores with different sizes, the universality of the plastic extruding machine is improved, the application range of the plastic extruding machine is enlarged, the cost for manufacturing a plurality of sets of plastic extruding machines is reduced, one end of the plug I2, which penetrates into the discharge barrel 1, is arranged to be of a conical structure, the wire outlet hole 14, which penetrates into one end of the plug II 3, which is arranged in the discharge barrel 1, is arranged to be of a conical structure, so that the fused insulating layer material can fully wrap the wire core in the discharge barrel 1, and the production quality of the power cable is enhanced.

Preferably, the bottom that is close to 1 one end of feed cylinder of stifled first 2 is provided with intake pipe 8, is provided with blast pipe 9 at the top of the 1 other end of feed cylinder to be provided with fan 11 in blast pipe 9, the effect of fan 11 carries the heat that plastics melted production was produced with the air current in the 1 intermediate layer 7 of feed cylinder to discharge from blast pipe 9, reduces the temperature of the 1 outer wall of feed cylinder, avoids causing the scald to the workman, has improved the security of power cable in process of production.

Preferably, the first plug 2 and the second plug 3 are both arranged to be replaceable in the discharge barrel 1, one end of the first plug 2 extending into the discharge barrel 1 is arranged to be a conical structure, the wire outlet 14 arranged at one end of the second plug 3 extending into the discharge barrel 1 is arranged to be a conical structure, the first plug 2 and the second plug 3 are connected with the discharge barrel 1 through threads, so that the first plug 2 and the second plug 3 can be conveniently installed or replaced in the discharge barrel 1, the first plug 2 corresponding to the wire core hole 13 is selected according to the size of a wire core, the second plug 3 corresponding to the wire outlet 14 is selected according to the thickness of a power cable insulating layer, the wire core enters the discharge barrel 1 from the wire core hole 13 on the plug, a molten insulating layer wraps the wire core in the discharge barrel 1 between the first plug 2 and the second plug 3, the molten insulating layer carried by the wire core is pulled out from the wire outlet 14, and the molten insulating layer is solidified to form an insulating layer on the outer wall of the wire core after being cooled, the production efficiency of power cable is improved, on the other hand, the extruding machine can be applicable to the sinle silk of variation in size, the commonality of extruding machine has been improved, the application scope of extruding machine has been enlarged, the cost of making many sets of extruding machines has been reduced, 2 one ends of the end cap that will deepen in the feed cylinder 1 set up to the toper structure, and set up outlet 14 in the end cap two 3 one ends that will deepen in the feed cylinder 1 to the toper structure, make fused insulating layer material can fully wrap up the sinle silk in the feed cylinder 1, the production quality of reinforcing power cable.

Preferably, the bottom is provided with sieve 16 in the feed cylinder 4, the raw materials of power cable insulating layer adds in the feed cylinder 4 through inlet pipe 19, the heat that heating pipe 18 in the heating cabinet 17 produced can be with the raw materials melting in the feed cylinder 4, motor 6 drives the auger 25 on transmission shaft 23 and the transmission shaft 23 and rotates, auger 25 can drive the raw materials of bottom in the feed cylinder 4 and rise, make the raw materials fully contact with the 4 inner walls of feed cylinder, absorb the heat and melt, the melting efficiency and the melting quality of insulating layer raw materials have been improved, can filter fused insulating layer raw materials through sieve 16, make fused insulating layer raw materials enter into and wrap up the sinle silk in the feed cylinder 1, not fully fused insulating layer raw materials stop and continue to melt above sieve 16, the waste of raw materials has been reduced.

Preferably, the apron 5 back on be provided with the workbin 20, be provided with blanking hole 21 in workbin 20 bottom, with 23 vertical workbin 20 that pass of transmission shaft, and be provided with crushing pole 24 on transmission shaft 23 in workbin 20, the raw materials enters into workbin 20 through inlet pipe 19 in, transmission shaft 23 drives crushing pole 24 and rotates, makes crushing pole 24 carry out shredding to the insulating layer raw materials in the workbin 20, the raw materials after smashing enters into feed cylinder 4 through blanking hole 21 of workbin 20 bottom and carries out melting, the waste of raw materials has been reduced.

Preferably, a sealing ring 22 is arranged between the transmission shaft 23 and the feed box 20, the sealing performance between the transmission shaft 23 and the feed box 20 is improved through the sealing ring 22, the raw materials in the feed box 20 are prevented from falling down from the position between the feed box 20 and the transmission shaft 23, the raw materials in the feed box 20 can be fully crushed, and the utilization efficiency of the raw materials is improved.

Example two:

as shown in fig. 5: the utility model provides an extruding machine for power cable production, includes out feed cylinder 1, end cap one 2, end cap two 3, feed cylinder 4, apron 5 and motor 6, its characterized in that: the discharge barrel 1 is provided with an interlayer 7, one side of the interlayer 7 close to the inner wall of the discharge barrel 1 is provided with a heat-insulating layer 10, the heat-insulating layer 10 can prevent the rapid flow rate of heat in the discharge barrel 1, the raw material of the insulating layer in the discharge barrel 1 can be in a molten state, and the situation that the safety of an operator is not high due to overhigh heat of the outer wall of the discharge barrel 1 can be avoided, one end of the plug I2 is provided with a fixed block 12, the other end of the plug I2 is inserted into one end of the discharge barrel 1, the plug I2 is provided with a wire core hole 13, one end of the plug II 3 is inserted into the other end of the discharge barrel 1, the plug II 3 is provided with a wire outlet 14, the discharge bin 15 at the bottom end of the feed barrel 4 is communicated with the discharge barrel 1, the outer wall at the bottom of the feed barrel 4 is provided with a heating box 17, and a heating pipe 18 is arranged in the heating box 17, the cover plate 5 is movably arranged at the top of the feeding cylinder 4, the cover plate 5 is provided with a feeding pipe 19, the motor 6 is arranged on the cover plate 5, the motor 6 is provided with a transmission shaft 23, the transmission shaft 23 extends into the feeding cylinder 4, the transmission shaft 23 in the feeding cylinder 4 is provided with a packing auger 25, a first plug 2 corresponding to a wire core hole 13 is selected according to the size of a wire core, a second plug 3 corresponding to a wire outlet hole 14 is selected according to the thickness of a power cable insulating layer, the wire core enters the discharging cylinder 1 from the wire core hole 13 on the plug, a fused insulating layer wraps the wire core in the discharging cylinder 1 between the first plug 2 and the second plug 3, the wire core carries the fused insulating layer to be pulled out from the wire outlet hole 14, the fused insulating layer is solidified on the outer wall of the wire core after being cooled, the production efficiency of the power cable is improved, on the other hand, the plastic extruding machine can be suitable for wire cores with different sizes, the universality of the plastic extruding machine is improved, the application range of the plastic extruding machine is enlarged, the cost for manufacturing a plurality of sets of plastic extruding machines is reduced, one end of the plug I2, which penetrates into the discharge barrel 1, is arranged to be of a conical structure, the wire outlet hole 14, which penetrates into one end of the plug II 3, which is arranged in the discharge barrel 1, is arranged to be of a conical structure, so that the fused insulating layer material can fully wrap the wire core in the discharge barrel 1, and the production quality of the power cable is enhanced.

Preferably, blast pipe 9 on be provided with ventilation pipe 26 to pass in the apron 5 stretches into workbin 20 with ventilation pipe 26 one end, fan 11 will go out the air current and the heat suction in the intermediate layer 7 of feed cylinder 1, carry the workbin 20 with air current and heat through ventilation pipe 26 in, the air current blows the raw materials in the workbin 20, the crushing pole 24 of being convenient for carries out shredding to the raw materials, the heat that gets into the workbin 20 along with the air current is convenient for heat the raw materials, the convenience melts with the raw materials and handles, the energy consumption has been reduced.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

The parts not involved in the present invention are the same as or can be implemented using the prior art.

Claims

1. The utility model provides an extruding machine for power cable production, includes ejection of compact section of thick bamboo, end cap one, end cap two, a feeding section of thick bamboo, apron and motor, its characterized in that: go out the feed cylinder on be provided with the intermediate layer to be provided with the insulating layer on one side that the intermediate layer is close to a feed cylinder inner wall, end cap one end be provided with the fixed block, insert a end cap other end in feed cylinder one end to be provided with wired core hole on the end cap one, two one ends of end cap insert out on the feed cylinder other end to be provided with the wire hole on end cap two, feed cylinder bottom feed bin down, with feed bin and play feed cylinder intercommunication down, be provided with the heating cabinet on feed cylinder bottom outer wall to be provided with the heating pipe in the heating cabinet, the apron activity set up at feed cylinder top to be provided with the inlet pipe on the apron, the motor setting on the apron, be provided with the transmission shaft on the motor, stretch into the feed cylinder with the transmission shaft to be provided with the auger on the transmission shaft in the feed cylinder.

2. An extruder for the production of power cables according to claim 1, characterized in that: an air inlet pipe is arranged at the bottom of one end of the first discharge cylinder of the plug, an exhaust pipe is arranged at the top of the other end of the discharge cylinder, and a fan is arranged in the exhaust pipe.

3. An extruder for the production of power cables according to claim 1, characterized in that: the first plug and the second plug are both arranged to be structures which can be replaced in the discharge barrel, one end of each plug extending into the discharge barrel is arranged to be a conical structure, and a wire outlet hole in one end of each plug extending into the discharge barrel is arranged to be a conical structure.

4. An extruder for the production of power cables according to claim 1, characterized in that: the bottom in the feeding cylinder is provided with a sieve plate.

5. An extruder for the production of power cables according to claim 1, characterized in that: the transmission shaft is vertically penetrated through the material box, and a crushing rod is arranged on the transmission shaft in the material box.

6. An extruder for the production of power cables according to claim 5, characterized in that: and a sealing ring is arranged between the transmission shaft and the material box.