CN111883312A

CN111883312A - Cooling and shaping equipment for manufacturing communication cable insulating sheath

Info

Publication number: CN111883312A
Application number: CN202010768572.XA
Authority: CN
Inventors: 李梦振
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2020-11-03

Abstract

The invention relates to a cooling and shaping device for manufacturing an insulating sheath of a communication cable, which comprises a base, a through ring, a motor, a cam, a scraping unit, a cooling unit and an extrusion unit, wherein the through ring is arranged in the middle of the base, the motor is arranged at the upper end of the through ring, the cam is arranged on an output shaft of the motor, the scraping unit is arranged at the left end of the through ring, the cooling unit is arranged at the right end of the through ring, and the extrusion unit is arranged in the through ring. The invention can solve the problems that the outer surface of the insulating sheath which is just produced is still in a molten state, after the insulating sheath is sent into the cooling chamber, the outer surface of the insulating sheath is often uneven after cooling and shaping, the outer diameters of all positions of the insulating sheath are not uniform, the quality is influenced, and the attractiveness is reduced.

Description

Cooling and shaping equipment for manufacturing communication cable insulating sheath

Technical Field

The invention relates to the technical field of cable insulation sheath manufacturing, in particular to cooling and shaping equipment for manufacturing a communication cable insulation sheath.

Background

The cable insulation protective sleeve is made of rubber materials through high-temperature compression molding, has excellent electrical performance, is aging-resistant and high-low temperature-resistant, can be used under various working conditions, and can effectively prevent power failure accidents caused by artificial contact, electricity stealing, small animals or sundry lapping, wet flashing salt mist, chemical gas corrosion and the like, thereby avoiding huge economic loss caused by the power failure accidents.

The insulating sheath formed by high-temperature compression molding needs to be cooled, and people usually put the insulating sheath into a cooling chamber for cooling, but some problems can exist in the actual operation:

because the outer surface of the insulating sheath which is just produced is still in a molten state, after the insulating sheath is sent into a cooling chamber, the outer surface of the insulating sheath is often uneven after cooling and shaping, the outer diameters of all positions of the insulating sheath are not uniform, the quality is influenced, and meanwhile, the attractiveness is reduced.

Disclosure of Invention

Technical scheme (I)

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a communication cable insulating sheath makes cooling modular system, includes the base, passes ring, motor, cam, strikes off unit, cooling unit and extrusion unit, base mid-mounting have and pass the ring, pass the upper end of ring and install the motor, install the cam on the output shaft of motor, pass the left end of ring and install and strike off the unit, pass the right-hand member of ring and install the cooling unit, the internally mounted who passes the ring has the extrusion unit.

Strike off the unit including scraping ring, multistage scraping ring and connecting the telescopic link, scrape the inner wall of ring and install multistage scraping ring, scrape the right-hand member of ring and pass the telescopic link and be connected.

The cooling unit include go-between, air cavity, air pump, connecting pipe, scrape even ring, annular sword, wiping mechanism and built-in telescopic link, the go-between even has built-in telescopic link with passing between the ring, the air cavity has been seted up to the inside of go-between, the standing groove has been seted up to the upper end of go-between, install the air pump in the standing groove, even have the connecting pipe between air pump and the air cavity, the left side of go-between inner wall is installed and is scraped even ring, the annular sword is installed on the right side of go-between inner wall, wiping.

The during operation specifically, drive the cam through the motor and rotate, thereby the extrusion is scraped and is removed the ring, the go-between is controlled and is removed, and scrape the ring, direction between the go-between is opposite motion, through scraping the ring, multistage scraping ring carries out multistage reciprocating type removal to the uncooled insulating sheath of output and strikes off, thereby reject unnecessary waste material, afterwards, through the extrusion unit, scrape even ring and carry out the even processing of surperficial scraping to the insulating sheath after striking off, blow into the air cavity with air conditioning through the air pump in, and then blow off from the gas pocket and spout and cool off on insulating sheath surface, peel at last once through annular sword to cooling shaping insulating sheath surface, the rethread cleans the material bits that the mechanism peeled the production to insulating sheath surface and cleans.

The extrusion unit include collar, mounting panel, laminating ring and interior press the mechanism, the mounting panel is evenly installed along its circumference to the outer wall of collar, the mounting panel with pass to be connected through the connecting piece between the ring, evenly seted up along its circumference on the collar and worked the groove, interior press the mechanism has been placed in the work groove, the laminating ring is installed to the inner wall of collar, specific during operation, under the extrusion of interior press the mechanism, the laminating ring is laminated with the insulating sheath outer wall all the time to carry out the even processing of scraping in surface to the insulating sheath after striking off.

Preferably, the upper end and the lower end of the scraping ring are symmetrically provided with placing cavities.

Preferably, the inner diameter of the connecting ring is gradually reduced from left to right, the middle part of the inner wall of the connecting ring is uniformly provided with air holes along the circumferential direction, and the air holes and the air cavities are communicated.

Preferably, the upper end and the lower end of the even scraping ring are provided with inner thread grooves, the inner ends of the inner thread grooves and the thread columns are in thread fit connection, the outer ends of the thread columns are provided with limiting plates, and the section of the even scraping ring is of an arc structure.

Wiping mechanism including solid fixed ring, rubber ring and clean the sponge, gu fixed ring installs the right-hand member at the go-between, gu the rubber ring is installed to fixed ring's inner wall, the sponge is cleaned in the inner wall shop of rubber ring.

Preferably, the rubber ring is internally provided with a cavity, and clear water is injected into the cavity.

The internal pressure mechanism comprises an internal pressure rod and an internal spring, the internal pressure rod is connected with the working groove in a sliding fit mode, and the internal spring is connected between the internal pressure rod and the working groove.

Preferably, the inner end of the inner pressure rod is in a fit state with the fit ring, the fit ring is made of rubber, and a fire-resistant layer is laid on the inner wall of the fit ring.

Preferably, the left end face of the scraping ring is attached to the right end of the cam, and the right end face of the connecting ring is attached to the left end of the cam.

(II) advantageous effects

1. The invention relates to a cooling and shaping device for manufacturing an insulating sheath of a communication cable, which is characterized in that a left-right reciprocating scraping mode is adopted to scrape an uncooled insulating sheath, the thickness of the insulating sheath is gradually uniform, the outer surface of the insulating sheath is gradually smooth, and the insulating sheath is gradually cooled by controlling the amount of cold air from weak to strong;

2. according to the cooling and shaping equipment for manufacturing the insulating sheath of the communication cable, the scraping unit scrapes redundant materials on the insulating sheath in a multistage circulating manner, and the outer part of the insulating sheath is uniformly scraped through the later-stage extrusion unit and the uniform scraping ring, so that the thickness of the insulating sheath is gradually homogenized, and the smoothness of the surface of the insulating sheath after cooling and shaping is ensured;

3. according to the cooling and shaping equipment for manufacturing the insulating sheath of the communication cable, the amount of cold air sprayed out of the cooling unit is gradually increased from left to right, so that the outer surface of the insulating sheath is gradually cooled, the amount of cold air in the early stage is small, and the condition that the corrugated trace appears on the surface of the outer surface of the insulating sheath in a molten state due to overlarge stress is avoided.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view (from left to right) of the extrusion unit of the present invention;

FIG. 4 is an enlarged view of the invention in section X of FIG. 2;

fig. 5 is a Y-direction partial enlarged view of fig. 2 of the present invention.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

As shown in fig. 1 to 5, a cooling and shaping device for manufacturing a communication cable insulating sheath comprises a base 1, a penetrating ring 2, a motor 3, a cam 4, a scraping unit 5, a cooling unit 6 and an extrusion unit 7, wherein the middle of the base 1 is provided with the penetrating ring 2, the upper end of the penetrating ring 2 is provided with the motor 3, the cam 4 is arranged on an output shaft of the motor 3, the left end of the penetrating ring 2 is provided with the scraping unit 5, the right end of the penetrating ring 2 is provided with the cooling unit 6, and the extrusion unit 7 is arranged in the penetrating ring 2.

The scraping unit 5 comprises a scraping ring 51, a multi-stage scraping ring 52 and a connecting telescopic rod 53, the multi-stage scraping ring 52 is installed on the inner wall of the scraping ring 51, and the right end of the scraping ring 51 is connected with the penetrating ring 2 through the connecting telescopic rod 53.

The cooling unit 6 include the go-between 61, air cavity 62, air pump 64, connecting pipe 65, scrape even ring 66, annular sword 67, wiping mechanism 68 and built-in telescopic link 69, go-between 61 and pass even built-in telescopic link 69 of even linking between the ring 2, air cavity 62 has been seted up to the inside of go-between 61, the standing groove has been seted up to the upper end of go-between 61, install air pump 64 in the standing groove, even connecting pipe 65 even ring 66 is installed to the left side of go-between 61 inner wall between air pump 64 and the air cavity 62, annular sword 67 is installed on the right side of go-between 61 inner wall, wiping mechanism 68 is installed to the right.

During operation, it rotates to drive cam 4 through motor 3, thereby the extrusion scrapes ring 51, the go-between 61 removes about, and scrape ring 51, the direction between the go-between 61 is opposite motion, through scraping ring 51, multistage scraping ring 52 carries out multistage reciprocating type removal to the uncooled insulating sheath of output and strikes off, thereby reject unnecessary waste material, afterwards, through extrusion unit 7, scrape even ring 66 and carry out the even processing of surperficial scraping to the insulating sheath after striking off, blow into air cavity 62 with cold air through air pump 64 in, and then blow off from the gas pocket and spout and cool off on insulating sheath surface, peel at last once through annular sword 67 to cooling fashioned insulating sheath surface, the rethread wiping mechanism 68 wipes the material bits that insulating sheath surface peeled the production.

Extrusion unit 7 include collar 71, mounting panel 72, laminating ring 73 and interior pressure mechanism 74, the mounting panel 72 is evenly installed along its circumference to the outer wall of collar 71, mounting panel 72 with pass and be connected through the connecting piece between the ring 2, evenly seted up along its circumference on the collar 71 and operated the groove, interior pressure mechanism 74 has been placed in the operation inslot, laminating ring 73 is installed to the inner wall of collar 71, during specific work, under the extrusion of interior pressure mechanism 74, laminating ring 73 is laminated with the insulating sheath outer wall all the time, thereby carry out the even processing of surface scraping to the insulating sheath after scraping.

Strike off ring 51 the upper and lower both ends symmetry seted up and placed the chamber, carry out the crowded except that of extra material through scraping ring 51 to uncooled insulating sheath behind the extrusion molding, the material that extrudes gets into and places the intracavity.

Go-between 61's internal diameter from a left side to right diminishing gradually, the diminishing of internal diameter makes the gas pocket of seting up and the distance between the insulating sheath surface of passing reduce gradually, has guaranteed that spun air conditioning volume is from weak to strong, does benefit to the gradual cooling to insulating sheath, the gas pocket has evenly been seted up along its circumference in the middle part of go-between 61 inner wall, and is the intercommunicating relation between gas pocket and the air cavity 62.

Scrape the upper and lower both ends of even ring 66 and seted up the internal thread groove, the internal thread groove is connected for screw-thread fit with the inner of screw post, the setting of screw post has guaranteed to scrape the spacing connection between even ring 66 and the go-between 61, the outer end of screw post is equipped with the limiting plate, plays spacing effect, the section of scraping even ring 66 is the circular arc structure, does benefit to and scrapes evenly.

Wiping mechanism 68 include solid fixed ring 681, rubber ring 682 and wipe sponge 683, gu fixed ring 681 installs the right-hand member at go-between 61, gu rubber ring 682 is installed to the inner wall of fixed ring 681, the inner wall of rubber ring 682 has laid and has wiped sponge 683, rubber ring 682 after the injection clear water has improved the flexibility of self, has guaranteed the contact area between wipe sponge 683 and the insulating sheath.

The inside of rubber ring 682 seted up the cavity, and the cavity is injected with the clear water, has improved the flexibility of rubber ring 682.

The internal pressure mechanism 74 comprises an internal pressure rod 741 and an internal spring 742, the internal pressure rod 741 is connected with the working groove in a sliding fit manner, the internal spring 742 is connected between the internal pressure rod 741 and the working groove, and the internal pressure rod 741 is always pressed against the attachment ring 73 under the elastic pressure of the internal spring 742, so that the attachment ring 73 is always attached to the outer wall of the insulating sheath.

The inner end of the inner pressure rod 741 is attached to the attachment ring 73, the attachment ring 73 is made of rubber, a fire-resistant layer is laid on the inner wall of the attachment ring 73, and the situation that the surface of an uncooled insulating sheath is adhered to the inner wall of the attachment ring 73 due to high temperature is avoided.

The left end surface of the scraping ring 51 is attached to the right end of the cam 4, the right end surface of the connecting ring 61 is attached to the left end of the cam 4, and the phenomenon that the cam 4 idles is avoided.

When in work:

1. passing the uncooled insulating sheath from left to right sequentially through the scraping unit 5, the extruding unit 7 and the cooling unit 6, and then drawing and conveying the uncooled insulating sheath to the right;

2. the cam 4 is driven to rotate by the motor 3, so that the extrusion scraping ring 51 and the connecting ring 61 move left and right, excessive materials are scraped from the uncooled molten outer surface of the insulating sheath by the scraping ring 51 and the multi-stage scraping ring 52, then the scraped insulating sheath is subjected to surface scraping treatment by the extrusion unit 7 and the scraping ring 66, cold air is blown into the air cavity 62 by the air pump 64, and then blown out from the air hole and sprayed on the surface of the insulating sheath for cooling, and finally the outer surface of the cooled insulating sheath is peeled for the last time by the annular knife 67;

3. and then the material scraps produced by peeling the outer surface of the insulating sheath are wiped by a wiping mechanism 68.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a communication cable insulating sheath makes cooling modular system, includes base (1), passes ring (2), motor (3), cam (4), strikes off unit (5), cooling unit (6) and extrusion unit (7), its characterized in that: the middle of the base (1) is provided with a through ring (2), the upper end of the through ring (2) is provided with a motor (3), an output shaft of the motor (3) is provided with a cam (4), the left end of the through ring (2) is provided with a scraping unit (5), the right end of the through ring (2) is provided with a cooling unit (6), and the inside of the through ring (2) is provided with an extrusion unit (7);

the scraping unit (5) comprises a scraping ring (51), a multi-stage scraping ring (52) and a connecting telescopic rod (53), the multi-stage scraping ring (52) is installed on the inner wall of the scraping ring (51), and the right end of the scraping ring (51) is connected with the penetrating ring (2) through the connecting telescopic rod (53);

the cooling unit (6) comprises a connecting ring (61), an air cavity (62), an air pump (64), a connecting pipe (65), a scraping ring (66), an annular cutter (67), a wiping mechanism (68) and a built-in telescopic rod (69), wherein the built-in telescopic rod (69) is connected between the connecting ring (61) and the penetrating ring (2), the air cavity (62) is formed in the connecting ring (61), a placing groove is formed in the upper end of the connecting ring (61), the air pump (64) is installed in the placing groove, the connecting pipe (65) is connected between the air pump (64) and the air cavity (62), the scraping ring (66) is installed on the left side of the inner wall of the connecting ring (61), the annular cutter (67) is installed on the right side of the inner wall of the connecting ring (61), and the;

the wiping mechanism (68) comprises a fixing ring (681), a rubber ring (682) and a wiping sponge (683), the fixing ring (681) is installed at the right end of the connecting ring (61), the rubber ring (682) is installed on the inner wall of the fixing ring (681), and the wiping sponge (683) is laid on the inner wall of the rubber ring (682);

the extrusion unit (7) comprises a mounting ring (71), a mounting plate (72), an attaching ring (73) and an internal pressure mechanism (74), wherein the mounting plate (72) is uniformly mounted on the outer wall of the mounting ring (71) along the circumferential direction of the mounting ring, the mounting plate (72) is connected with the penetrating ring (2) through a connecting piece, a working groove is uniformly formed in the mounting ring (71) along the circumferential direction of the mounting ring, the internal pressure mechanism (74) is placed in the working groove, and the attaching ring (73) is mounted on the inner wall of the mounting ring (71);

the internal pressure mechanism (74) comprises an internal pressure rod (741) and an internal spring (742), the internal pressure rod (741) is connected with the working groove in a sliding fit mode, and the internal spring (742) is connected between the internal pressure rod (741) and the working groove.

2. The apparatus for manufacturing, cooling and sizing an insulating sheath of a communication cable according to claim 1, wherein: the upper end and the lower end of the scraping ring (51) are symmetrically provided with placing cavities.

3. The apparatus for manufacturing, cooling and sizing an insulating sheath of a communication cable according to claim 1, wherein: the inner diameter of the connecting ring (61) is gradually reduced from left to right, air holes are uniformly formed in the middle of the inner wall of the connecting ring (61) along the circumferential direction of the inner wall, and the air holes and the air cavity (62) are communicated.

4. The apparatus for manufacturing, cooling and sizing an insulating sheath of a communication cable according to claim 1, wherein: the upper end and the lower end of the even scraping ring (66) are provided with internal thread grooves, the internal thread grooves are in thread fit connection with the inner end of the thread column, the outer end of the thread column is provided with a limiting plate, and the section of the even scraping ring (66) is of an arc structure.

5. The apparatus for manufacturing, cooling and sizing an insulating sheath of a communication cable according to claim 1, wherein: a cavity is formed in the rubber ring (682), and clear water is injected into the cavity.

6. The apparatus for manufacturing, cooling and sizing an insulating sheath of a communication cable according to claim 1, wherein: the inner end of the inner pressure rod (741) is attached to the attachment ring (73), the attachment ring (73) is made of rubber, and a fire-resistant layer is laid on the inner wall of the attachment ring (73).

7. The apparatus for manufacturing, cooling and sizing an insulating sheath of a communication cable according to claim 1, wherein: the left end surface of the scraping ring (51) is attached to the right end of the cam (4), and the right end surface of the connecting ring (61) is attached to the left end of the cam (4).