CN111037870B

CN111037870B - Cable extruder

Info

Publication number: CN111037870B
Application number: CN201911305023.2A
Authority: CN
Inventors: 娄震
Original assignee: Jiangxi Santa Cable Technology Co ltd
Current assignee: Jiangxi Santa Cable Technology Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2022-02-22
Anticipated expiration: 2039-12-17
Also published as: CN111037870A

Abstract

The invention relates to the technical field of electric wires and cables, and discloses a cable extruder which comprises an extruder body, wherein a feed inlet is fixedly arranged at the top of the extruder body, an extruder head is fixedly arranged on the front of the extruder body, a motor is fixedly arranged on the back of the extruder body, an extrusion sleeve positioned in the extruder body is fixedly arranged at the bottom of the feed inlet through a feed inlet, a rotating shaft is movably sleeved in the extrusion sleeve, a honeycomb plate is fixedly arranged on the front of the extrusion sleeve, a cooling water outlet pipe and a cooling water inlet pipe are respectively and fixedly arranged on two sides of the bottom of the extruder head, a spiral water pipeline is arranged in the extruder head, and a scraping head is movably arranged on the extrusion sleeve. This machine is given as security out to cable through set up the head of scraping of taking the spring in extrusion sleeve, has reduced the condition of dying jiao material effectively, has improved production efficiency, sets up spiral cooling water piping in the extrusion platform of aircraft nose, has guaranteed the quality of giving as security out of cable.

Description

Cable extruder

Technical Field

The invention relates to the technical field of wires and cables, in particular to a cable extruder.

Background

The cable extruder is a device suitable for extruding wire and cable core, by paying out machine, main power group, the host computer, the main control cabinet, cooling water tank, the tractor, the spark machine, equipment such as admission machine constitute, its leading promptly is the host computer, it needs to report cladding plastic insulation layer to the sinle silk, and the host computer is at the front end of whole flow, so it is also big to the influence in the back, consequently, it is also high just also to the requirement of cable extruder host computer, current host computer is through the plastics extrusion molding of screw rod in will extruding the sleeve, on the cable sinle silk is extruded by the locomotive head portion again, but can have following problem in the use of host computer:

1. because there is one end heating melting section in the extrusion sleeve of host computer, melt plastics into the molten state through high temperature heating, and there is a great temperature difference at the critical part between reinforced section and the heating section, the position that corresponds just so on the screw rod is solidified by the fused plastics adhesion easily, form and die the jiao qu, this kind of dead jiao qu that can't use can be extruded under the circumstances of constantly feeding on the one hand and go out the cladding of carrying out the sinle silk, the cable that this kind of production came out is unsatisfactory, on the other hand some dead jiao qu solidify on the spiral leaf of screw rod, thereby can cause the jam and influence the extrusion speed of plastics and further influence the production efficiency, and the clearance screw rod of regularity is also very extravagant time and manpower, also produce very big influence to production efficiency.

2. The plastic coated outside the cable from the head of the main machine is molten plastic, and a certain distance is needed when the cable comes from the head to the cooling water tank, so the plastic coated on the cable just coming from the head is softer, and the plastic is easy to deviate downwards under the action of gravity, so that the upper and lower thicknesses of the plastic coated outside the cable are different, and the subsequent use is not facilitated.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the cable extruder which has the advantages of high production efficiency and high quality and solves the problems in the background technology.

The invention provides the following technical scheme: the utility model provides a cable extruder, includes the organism, and the top fixed mounting of organism has the charge door, and the positive fixed mounting of organism has the aircraft nose, and the back fixed mounting of organism has the motor, and feed inlet fixed mounting has the extrusion sleeve that is located the organism inside through the bottom of charge door, and the pivot has been cup jointed in the inside activity of extrusion sleeve, and the positive fixed mounting of extrusion sleeve has a honeycomb board, the both sides of aircraft nose bottom fixed mounting respectively have cooling water exit tube and cooling water to advance the pipe, be provided with spiral water pipeline in the aircraft nose, extrusion sleeve movable mounting has the head of scraping.

Preferably, the aircraft nose includes casing, plastics import, cable inlet, cable outlet, extrusion platform, filtering material layer, separates the bed of material, spiral water piping, rotary drum, the plastics import has been seted up at the back of casing, cable inlet and cable outlet have been seted up respectively to the middle part of casing both sides, the inside middle fixed mounting of casing has the extrusion platform, fixed mounting has filtering material layer and separates the bed of material from inside to outside in proper order between cable outlet and the extrusion platform, spiral water piping has been seted up in the extrusion platform, the back activity of extrusion platform is cup jointed and is installed the rotary drum.

Preferably, the extrusion sleeve includes outer sleeve, inner skleeve, heater, spring, scrapes head, rotary cutter, bearing, one side fixed mounting between outer sleeve and the inner skleeve has the heater, inside one side fixed mounting at the heater of inner skleeve has the spring, the one end fixed mounting of spring has the head of scraping, the one end that the inner skleeve inboard is located the honeycomb board has the rotary cutter through bearing movable mounting.

Preferably, the cooling water inlet pipe is positioned close to the outlet side of the cable, and the cooling water outlet pipe is positioned close to the inlet side of the cable.

Preferably, the rotating shaft is arranged in the extrusion sleeve to form an extrusion screw, and the sharpness of the blade edge of the spiral blade at the position of the extrusion screw between the heater and the feed inlet is higher than that at other positions.

Preferably, the cooling water outlet pipe is connected to a subsequent cooling water tank.

Preferably, the drum is level with the centre of the plastic inlet.

Preferably, the scraping head is tangent to the spiral blade surface of the extrusion screw, and one side of the rotary cutter is attached to the honeycomb plate.

The invention has the following beneficial effects:

1. through set up the head of scraping of taking the spring in the extrusion sleeve, scrape the spiral leaf that the head can laminate on the screw rod and scrape, compare in prior art, same camber and crooked head of scraping, the laminating realizes reciprocating telescopic scraping the surface of spiral leaf under the effect of spring when the spiral leaf surface can rotate according to the screw rod, thereby the plastics of adhesion on having prevented this position spiral leaf are because of the influence coking of the difference in temperature, the plastics of having guaranteed to extrude away are of high quality, the production that prevents simultaneously to die to glue the burnt material has time and the manpower of having saved the clearance screw rod, and the production efficiency is improved.

2. Through set up spiral cooling water piping in the extrusion platform of aircraft nose, peripheral plastics of cable to the cladding shaping are cooled off through the cooling water, compare in prior art, the cooling water has carried out simple cooling with the plastics of cladding on the cable, the appropriate temperature that has reduced plastics, it has certain fastness to guarantee that the cable goes out back plastics from the aircraft nose, can not lead to plastics to sinking because of the gravity reason, the water that has cooled off can also let in the cooling trough utilization in addition, still can not cause the waste when having increased the cable quality assurance.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the extruding structure of the present invention;

FIG. 3 is a schematic view of a head mechanism of the present invention;

FIG. 4 is a cross-sectional view of a crush sleeve of the present invention;

FIG. 5 is a top cross-sectional view of a handpiece of the present invention;

FIG. 6 is a front sectional view of the handpiece of the present invention.

In the figure: 1. a body; 2. a feed inlet; 3. a machine head; 31. a housing; 32. a plastic inlet; 33. a cable inlet; 34. a cable outlet; 35. an extrusion table; 36. a filter material layer; 37. a material separating layer; 38. a spiral water pipe; 39. a rotating drum; 4. a motor; 5. a cooling water outlet pipe; 6. a cooling water inlet pipe; 7. a feed inlet; 8. extruding the sleeve; 81. an outer sleeve; 82. an inner sleeve; 83. a heater; 84. a spring; 85. scraping the head; 86. rotating a cutter; 87. a bearing; 9. a rotating shaft; 91. extruding the screw; 10. a honeycomb board.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a cable extruder comprises a machine body 1, a feed inlet 2 is fixedly mounted at the top of the machine body 1, a machine head 3 is fixedly mounted at the front of the machine body 1, a motor 4 is fixedly mounted at the back of the machine body 1, an extrusion sleeve 8 located inside the machine body 1 is fixedly mounted at the bottom of the feed inlet 2 through a feed inlet 7, a rotating shaft 9 is movably sleeved inside the extrusion sleeve 8, a honeycomb plate 10 is fixedly mounted at the front of the extrusion sleeve 8, a cooling water outlet pipe 5 and a cooling water inlet pipe 6 are respectively fixedly mounted at two sides of the bottom of the machine head 3, a spiral water pipeline 38 is arranged in the machine head 3, and a scraping head 85 is movably mounted on the extrusion sleeve 8.

Wherein, aircraft nose 3 includes casing 31, plastics import 32, cable inlet 33, cable outlet 34, extrusion platform 35, precoat 36, separate material layer 37, spiral water pipeline 38, rotary drum 39, plastics import 32 has been seted up at the back of casing 31, cable inlet 33 and cable outlet 34 have been seted up respectively to the middle part of casing 31 both sides, the inside middle fixed mounting of casing 31 has extrusion platform 35, precoat 36 and separate material layer 37 of fixed mounting in proper order from inside to outside between cable outlet 34 and the extrusion platform 35, spiral water pipeline 38 has been seted up in the extrusion platform 35, rotary drum 39 is installed in the back activity cup joint of extrusion platform 35, extrusion platform 35 fills cladding plastics around the cable, cool off and filter material layer 36 cooperation through spiral water pipeline 38, make cable cladding plastics that come out even and the size meet the requirements.

The extrusion sleeve 8 comprises an outer sleeve 81, an inner sleeve 82, a heater 83, a spring 84, a scraping head 85, a rotary cutter 86 and a bearing 87, the heater 83 is fixedly installed on one side between the outer sleeve 81 and the inner sleeve 82, the spring 84 is fixedly installed on one side of the heater 83 in the inner sleeve 82, the scraping head 85 is fixedly installed at one end of the spring 84, the rotary cutter 86 is movably installed at one end, located on the honeycomb plate 10, of the inner side of the inner sleeve 82 through the bearing 87, the slow temperature reduction can be guaranteed through the two layers of sleeves, and the temperature utilization rate of the heater 83 after heating is improved.

Wherein, the position that the cooling water entered pipe 6 is close to cable outlet 34 side, and the position of cooling water exit tube 5 is close to cable inlet 33 side, realizes contrary cable and forces out the direction cooling, guarantees to be close to cable outlet 34 position cooling effect better more, has also realized slow cooling to refrigerated part moreover, can not cause the cooling of sharply to make plastics solidify.

Wherein, pivot 9 sets up for extrusion screw 91 in extrusion sleeve 8, and extrusion screw 91 is located the position spiral leaf's in the middle of heater 83 and feed inlet 7 blade edge sharpness is higher than other positions, and the sharpness section is used for rubbing the compaction with the plastics that add, more does benefit to subsequent heating, can not cause the circumstances such as heating inadequately.

Wherein, cooling water outlet pipe 5 is connected to subsequent cooling water tank, can utilize the water that cools off to use up again, and the water that advances after the supercooling has certain temperature moreover, accords with the requirement of basin cooling water just, has improved the utilization efficiency.

The centers of the rotating drum 39 and the plastic inlet 32 are at the same horizontal height, the rotating drum 39 can stir the molten plastic from the plastic inlet 32, and the impact force of the extruded plastic from the extrusion sleeve 8 drives the rotating drum 39 to rotate, so that the molten plastic is kept in a state and is beneficial to being coated on a cable.

Wherein, scrape head 85 tangent with extrusion screw 91's spiral blade face, one side and the honeycomb board 10 laminating of rotary cutter 86, scrape head 85 and extrusion screw 91's spiral blade face tangent can guarantee to scrape head 85 and all can scrape the spiral blade surface all the time, can not produce and scrape the condition that can not reach or block, and realize reciprocating motion under the effect of spring 84 and carry out intermittent type and scrape, rotation according to the spiral blade realizes, the laminating of rotary cutter 86 can prevent to die the hole jam of gluey burnt material on honeycomb board 10, thereby influence subsequent melting state's plastics enter into the aircraft nose 3 in and give as security out.

According to the working principle, a cable is guided into a cable inlet 33 of a main machine head 3 through a pay-off device, meanwhile, plastic is added into a feeding hole 7, an extruding screw 91 is started by a starting motor 4 to rotate, the plastic is heated by a heater 83 in an extruding sleeve 8 to form a molten state and is extruded into the main machine head 3, the rotating of the extruding screw 91 can support against a scraping head 85, the scraping head 85 can scrape spiral blades in an intermittent manner under the action of a spring 84 and the rotating extruding screw 91, so that dead rubber coke materials cannot be generated on the spiral blades, meanwhile, a rotary knife 86 can rotate under the impact of the spiral molten plastic, the surface of a honeycomb plate 10 is scraped, and the honeycomb plate cannot be blocked; the plastics that extrude in the aircraft nose 3 can strike rotary drum 39, drive the plastics mixture in the aircraft nose 3, and the plastics cladding that extrudees platform 35 is on the cable, and the cooling water that the cooling water inlet pipe 6 came in carries out preliminary cooling with the plastics of cladding on the cable through spiral water pipeline 38, advances the preliminary design that can accomplish the cable of the processing of filter bed 36, and the cable that goes out from cable outlet 34 reentries the cooling trough and carries out follow-up cooling treatment processing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cable extruder, including organism (1), the top fixed mounting of organism (1) has charge door (2), the positive fixed mounting of organism (1) has aircraft nose (3), the back fixed mounting of organism (1) has motor (4), the bottom of charge door (2) has extrusion sleeve (8) that are located organism (1) inside through feed inlet (7) fixed mounting, pivot (9) have been cup jointed in extrusion sleeve (8) inside activity, the positive fixed mounting of extrusion sleeve (8) has honeycomb board (10), its characterized in that: the cooling water pipe (5) and the cooling water inlet pipe (6) are fixedly mounted on two sides of the bottom of the machine head (3) respectively, a spiral water pipeline (38) is arranged in the machine head (3), a scraping head (85) is movably mounted on the extrusion sleeve (8), the machine head (3) comprises a shell (31), a plastic inlet (32), a cable inlet (33), a cable outlet (34), an extrusion platform (35), a filter material layer (36), a material separating layer (37), a spiral water pipeline (38) and a rotary drum (39), the plastic inlet (32) is formed in the back of the shell (31), the cable inlet (33) and the cable outlet (34) are formed in the middle of two sides of the shell (31) respectively, the extrusion platform (35) is fixedly mounted in the middle of the shell (31), the filter material layer (36) and the material separating layer (37) are fixedly mounted between the cable outlet (34) and the extrusion platform (35) from inside to outside in sequence, spiral water pipeline (38) are arranged in extrusion platform (35), rotary drum (39) is installed in the back activity of extrusion platform (35) in a sleeved mode, extrusion sleeve (8) includes outer sleeve (81), inner sleeve (82), heater (83), spring (84), scraping head (85), rotary cutter (86), bearing (87), one side fixed mounting between outer sleeve (81) and inner sleeve (82) has heater (83), one side fixed mounting at heater (83) of inner sleeve (82) inside has spring (84), the one end fixed mounting of spring (84) has scraping head (85), bearing (87) movable mounting has rotary cutter (86) is passed through to the one end that inner sleeve (82) inboard is located honeycomb board (10), pivot (9) set up in extrusion sleeve (8) and are extrusion screw (91), extrusion screw (91) are located the position spiral leaf's in the middle of heater (83) and feed inlet (7) sword sharpness The height of the other parts is higher than that of the other parts, the center of the rotary drum (39) and the center of the plastic inlet (32) are on the same horizontal height, the scraping head (85) is tangent with the spiral blade surface of the extrusion screw (91), and one side of the rotary cutter (86) is attached to the honeycomb plate (10).

2. A cable extruder as defined in claim 1, wherein: the position of the cooling water inlet pipe (6) is close to the side of the cable outlet (34), and the position of the cooling water outlet pipe (5) is close to the side of the cable inlet (33).

3. A cable extruder as defined in claim 1, wherein: the cooling water outlet pipe (5) is connected to a subsequent cooling water tank.