Cable rubber coating device

Abstract

The present invention discloses a cable rubber coating device, including a base, a supporting circular tube, a first high temperature resistant bearing, a first high temperature resistant sealed bearing, a first annular cavity, a first through hole, a gear, a rubber discharging mechanism, a rubber discharging ring, a second annular cavity, a second material discharging through hole, a feeding pipe, and a driving device. A coaxial first annular cavity is provided in the wall of the supporting circular tube, a plurality of radially arranged first through holes are provided on the wall of the supporting circular tube, and the plurality of first through holes all pass through the first annular cavity, and a plurality of radially arranged rubber discharging mechanisms are provided on the outer wall of the supporting circular tube, and the plurality of rubber discharging mechanisms and the plurality of first through holes correspond to each other one by one. The present invention has a simple structure and a reasonable design, and can make the rubber coating specifications of the cable rubber coating device diverse, and the rubber coating specifications are easy to adjust, and can rubberize cables of various diameters.

Description

[Technical field]

[0001] The present invention relates to the technical field of a cable rubber coating device, in particular to the technical field of a cable rubber coating device. [Background technology]

[0002] Wires and cables are wire products used to transmit electrical (magnetic) energy, information and realize electromagnetic energy conversion. Wires and cables in a broad sense are also referred to as cables. Cables in a narrow sense refer to insulated cables, which can be defined as: a collection of the following parts; one or more insulated cores, and their respective coatings, total protective layers and outer sheaths. Cables may also have additional uninsulated conductors.

[0003] During the processing of cables, it is necessary to wrap the outer layer with an insulating layer, but the existing rubber coating devices have fixed specifications and are difficult to adjust. [Summary of the invention]

[0004] The purpose of the present invention is to solve the problems in the prior art and to provide a cable rubber coating device, which can make the rubber coating specifications diverse and easy to adjust, and can coat cables of various diameters.

[0005] To achieve the above-mentioned purpose, the present invention proposes a cable rubber coating device, including a base, a supporting circular tube, a first high-temperature resistant bearing, a first high-temperature resistant sealed bearing, a first annular cavity, a first through hole, a gear, a glue discharging mechanism, a glue discharging ring, a second annular cavity, a second discharging through hole, a feeding pipe, and a driving device. A coaxial first annular cavity is provided in the wall of the supporting circular tube, and a plurality of radially arranged first through holes are provided on the wall of the supporting circular tube. The plurality of first through holes all pass through the first annular cavity. A plurality of radially arranged glue discharging mechanisms are provided on the outer wall of the supporting circular tube. The plurality of glue discharging mechanisms and the plurality of first through holes correspond to each other one by one. The glue discharging mechanism includes a first bracket, a first electric telescopic rod, a first straight rod, a discharging pipe, a first discharging through hole, and a discharging ball. The first bracket is arranged on the outer wall of the supporting circular tube, the first electric telescopic rod is radially arranged on the outside of the supporting circular tube, the first electric telescopic rod is arranged on the first bracket, and a first straight rod is provided at the lower end of the first electric telescopic rod. The first straight rod extends into the first through hole, and a coaxial discharge pipe is provided on the lower end face of the first straight rod. A plurality of first discharge through holes are provided on the wall of the discharge pipe, and the plurality of first discharge through holes are all arranged on the inner side of the first annular cavity. The lower end port of the discharge pipe extends into the inner hole of the supporting circular tube, and a discharge ball is provided on the inner hole of the lower end port of the discharge pipe. A plurality of coaxial first high-temperature resistant bearings are provided on the outer wall of the supporting circular tube, and the plurality of first high-temperature resistant bearings are all arranged on the base. A coaxial glue discharge ring is provided on the outer side of the supporting circular tube, and two coaxial first high-temperature resistant sealed bearings are connected between the glue discharge ring and the supporting circular tube. A second annular cavity is provided in the glue discharge ring, and a second discharge through hole is connected between the second annular cavity and the first annular cavity, and the second discharge through hole is arranged between the two first high-temperature resistant sealed bearings. A feed pipe connected to the second annular cavity is provided on the outer wall of the glue discharge ring, and the glue discharge ring is arranged on the base. A coaxial gear is provided on the outer wall of the supporting circular tube, and the gear is driven by a driving device, and the driving device is arranged on the base.

[0006] Preferably, a plurality of vertical supports are provided at the upper end of the base, and a plurality of first high-temperature resistant bearings and rubber outlet rings are fixed one by one on the top of the vertical supports.

[0007] Preferably, the several glue delivery mechanisms are composed of several groups of glue delivery mechanisms, and the several groups of glue delivery mechanisms are evenly arranged axially on the wall of the supporting circular tube. The number of glue delivery mechanisms in each group is at least six, and each group of glue delivery mechanisms is evenly distributed in a circle with the axis of the supporting circular tube as the center, and different groups of glue delivery mechanisms are not axially collinear on the wall of the supporting circular tube.

[0008] Preferably, a feed valve is provided on the feed pipe.

[0009] Preferably, the first straight rod and the outer tube wall of the discharge pipe are coplanar, and a high temperature resistant sealing ring is provided between the first straight rod, the outer tube wall of the discharge pipe and the inner wall of the first through hole.

[0010] Preferably, the end face of the supporting circular tube discharge end is provided with a coaxial first externally threaded tube, a coaxial discharge tube is screwed on the first externally threaded tube, the inner hole of the discharge end of the discharge tube is provided with a coaxial discharge ring, the inner hole of the discharge ring and the circular surfaces at both ends are chamfered, a discharge limit plate is provided on the outer wall of the feed end of the discharge tube, and the discharge limit plate is bolted to the end face of the supporting circular tube discharge end.

[0011] Preferably, the end face of the feed end of the supporting circular tube is provided with a coaxial second externally threaded tube, a coaxial feed tube is screwed on the second externally threaded tube, a coaxial feed ring is provided in the inner hole of the feed end of the feed tube, the inner hole of the feed ring and the circular surfaces at both ends are chamfered, a feed limit plate is provided on the outer wall of the discharge end of the feed tube, and the feed limit plate is bolted to the end face of the feed end of the supporting circular tube.

[0012] Preferably, the second discharge through hole surrounds the outer wall of the supporting circular tube.

[0013] The beneficial effects of the present invention are as follows: the present invention has a simple structure and a reasonable design, and can make the cable rubber coating device have various rubber coating specifications, and the rubber coating specifications are easy to adjust, and cables with various diameters can be rubber coated; by setting a threaded discharge pipe and a feed pipe, the discharge pipe and the feed pipe are convenient to install and disassemble, and it is convenient to replace the discharge pipe and the feed pipe of corresponding sizes according to the cable diameter specifications; by setting a rubber discharging mechanism, with the cooperation of the first electric telescopic rod, the first straight rod, the discharge pipe, the first discharge through hole, and the discharge ball, the rubber discharging mechanism can adjust the corresponding rubber coating specifications in real time according to the cable diameter specifications, so that the rubber discharging mechanism can rubber coat cables with various diameters, and the rubber discharging mechanism can rubber coat cables with various insulation layer thicknesses, so that the cable rubber coating device can be more widely used.

[0014] The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings.

Brief Description of the Drawings

[0015] Figure 1 It is a front view of a cable rubber coating device of the present invention. [Specific implementation method]

[0016] See also Figure 1The present invention provides a cable rubber coating device, comprising a base 1, a supporting circular tube 2, a first high temperature resistant bearing 201, a first high temperature resistant sealed bearing 202, a first annular cavity 20, a first through hole 21, a gear 26, a rubber discharging mechanism 3, a rubber discharging ring 4, a second annular cavity 40, a second material discharging through hole 401, a feeding pipe 41, and a driving device 5. The supporting circular tube 2 is provided with a coaxial first annular cavity 20 in the wall thereof, and a plurality of radially arranged first through holes 21 are provided on the wall of the supporting circular tube 2. The plurality of first through holes 21 all pass through the first annular cavity 20. The supporting circular tube 2 The outer tube wall is provided with a plurality of glue discharging mechanisms 3 arranged radially, and the plurality of glue discharging mechanisms 3 and the plurality of first through holes 21 correspond to each other one by one. The glue discharging mechanism 3 comprises a first bracket 31, a first electric telescopic rod 32, a first straight rod 33, a discharging pipe 34, a first discharging through hole 341, and a discharging ball 342. The first bracket 31 is arranged on the outer tube wall of the supporting circular tube 2, the first electric telescopic rod 32 is radially arranged outside the supporting circular tube 2, the first electric telescopic rod 32 is arranged on the first bracket 31, the lower end of the first electric telescopic rod 32 is provided with a first straight rod 33, and the first straight rod 33 extends The first straight rod 33 is inserted into the first through hole 21, and a coaxial discharge pipe 34 is provided on the lower end surface of the first straight rod 33. A plurality of first discharge through holes 341 are provided on the wall of the discharge pipe 34. The plurality of first discharge through holes 341 are all provided on the inner side of the first annular cavity 20. The lower end of the discharge pipe 34 extends into the inner hole of the supporting circular tube 2. A discharge ball 342 is provided on the inner hole of the lower end of the discharge pipe 34. A plurality of coaxial first high-temperature resistant bearings 201 are provided on the outer wall of the supporting circular tube 2. The plurality of first high-temperature resistant bearings 201 are all provided on the base 1. A coaxial rubber discharge ring 4 is provided on the outer side of the supporting circular tube 2. Two coaxial first high-temperature resistant sealed bearings 202 are connected between the ring 4 and the supporting circular tube 2. A second annular cavity 40 is provided in the glue discharge ring 4. A second discharge through hole 401 is connected between the second annular cavity 40 and the first annular cavity 20. The second discharge through hole 401 is provided between the two first high-temperature resistant sealed bearings 202. A feed pipe 41 connected to the second annular cavity 40 is provided on the outer wall of the glue discharge ring 4. The glue discharge ring 4 is provided on the base 1. A coaxial gear 26 is provided on the outer wall of the supporting circular tube 2. The gear 26 is driven by a driving device 5, and the driving device 5 is provided on the base 1.

[0017] Among them, a plurality of vertical supports 11 are provided at the upper end of the base 1 , and a plurality of first high temperature resistant bearings 201 and rubber outlet rings 4 are fixed on the top of the vertical supports 11 in a one-to-one correspondence.

[0018] Among them, several of the glue discharging mechanisms 3 are composed of several groups of glue discharging mechanisms 3, and the several groups of glue discharging mechanisms 3 are evenly arranged axially on the wall of the supporting circular tube 2. The number of glue discharging mechanisms 3 in each group is at least six, and each group of glue discharging mechanisms 3 is evenly distributed in a circle with the axis of the supporting circular tube 2 as the center. Different groups of glue discharging mechanisms 3 are not axially collinear on the wall of the supporting circular tube 2.

[0019] Wherein, a feed valve 411 is provided on the feed pipe 41 .

[0020] The outer tube walls of the first straight rod 33 and the discharge pipe 34 are coplanar, and a high temperature resistant sealing ring 211 is provided between the outer tube walls of the first straight rod 33 and the discharge pipe 34 and the inner wall of the first through hole 21 .

[0021] Among them, the end face of the discharge end of the supporting circular tube 2 is provided with a coaxial first externally threaded tube 22, and a coaxial discharge tube 23 is screwed on the first externally threaded tube 22. The inner hole of the discharge end of the discharge tube 23 is provided with a coaxial discharge ring 231, and the inner hole of the discharge ring 231 and the circular surfaces at both ends are chamfered. The outer wall of the feed end of the discharge tube 23 is provided with a discharge limit plate 232, and the discharge limit plate 232 is bolted to the end face of the discharge end of the supporting circular tube 2.

[0022] Among them, the end face of the feed end of the supporting circular tube 2 is provided with a coaxial second externally threaded tube 24, and a coaxial feed tube 25 is screwed on the second externally threaded tube 24. The inner hole of the feed end of the feed tube 25 is provided with a coaxial feed ring 251, and the inner hole of the feed ring 251 and the circular surfaces at both ends are chamfered. The outer wall of the discharge end of the feed tube 25 is provided with a feed limit plate 252, and the feed limit plate 252 is bolted to the end face of the feed end of the supporting circular tube 2.

[0023] The second discharge hole 401 surrounds the outer wall of the supporting circular tube 2.

[0024] Working process of the present invention:

[0025] A cable rubber coating device of the present invention is in the working process;

[0026] Step 1: Lead the wire, pass the metal wire straightly through the inner hole of the feed ring 251, the inner hole of the support tube 2, and the inner hole of the discharge ring 231 in sequence;

[0027] Step 2: Synchronously adjust the telescopic lengths of the plurality of first electric telescopic rods 32 so that the discharge ball 342 is adapted to the metal wire;

[0028] Step 3: Connect the equipment for hot-melting the raw material of the insulating layer to the feed pipe 41, and the hot-melted insulating layer fluid passes through the feed pipe 41, the second annular cavity 40, the second discharge hole 401, the first annular cavity 20, the first discharge hole 341, the inner hole of the discharge pipe 34, and the discharge ball 342 in sequence before being coated on the surface of the metal wire;

[0029] Step 4: The driving device 5 is started, the supporting round tube 2 rotates at a constant speed, and at the same time, the corresponding material receiving device is used to pull the metal wire to pass through the supporting round tube 2 at a constant speed, and the insulating layer is rotated and evenly coated on the surface of the metal wire;

[0030] Step 5: The inner hole of the discharge ring 231 smoothes the surface of the insulation layer to make the surface of the insulation layer smooth for discharge, and then the insulation layer outside the discharge ring 231 is cooled and shaped and then collected by the corresponding collection equipment.

[0031] The present invention has a simple structure and a reasonable design, and can make the cable rubber coating device have various rubber coating specifications, and the rubber coating specifications are easy to adjust, and cables with various diameters can be rubber coated; by setting a threaded discharge pipe 23 and a feed pipe 25, it is convenient to install and disassemble the discharge pipe 23 and the feed pipe 25, and it is convenient to replace the discharge pipe 23 and the feed pipe 25 of corresponding sizes according to the cable diameter specifications; by setting a glue discharging mechanism 3, with the cooperation of the first electric telescopic rod 32, the first straight rod 33, the discharge pipe 34, the first discharge through hole 341, and the discharge ball 342, the glue discharging mechanism 3 can adjust the corresponding rubber coating specifications in real time according to the cable diameter specifications, so that the glue discharging mechanism 3 can rubber coat cables with various diameters, and the glue discharging mechanism 3 can rubber coat cables with various insulation layer thicknesses, so that the cable rubber coating device is more widely used.

[0032] The above embodiments are intended to illustrate the present invention, not to limit the present invention. Any solution that is a simple transformation of the present invention belongs to the protection scope of the present invention.

Claims

1. A cable rubber coating device, characterized in that: The invention comprises a base (1), a supporting circular tube (2), a first high temperature resistant bearing (201), a first high temperature resistant sealed bearing (202), a first annular cavity (20), a first through hole (21), a gear (26), a glue discharging mechanism (3), a glue discharging ring (4), a second annular cavity (40), a second material discharging through hole (401), a first feeding pipe (41), and a driving device (5), wherein a coaxial first annular cavity (20) is provided in a tube wall of the supporting circular tube (2), a plurality of radially arranged first through holes (21) are provided on the tube wall of the supporting circular tube (2), and the plurality of first through holes (21) all pass through the first annular cavity (20), and a plurality of radially arranged glue discharging mechanisms (3) are provided on the outer tube wall of the supporting circular tube (2), and the plurality of glue discharging mechanisms (3), the plurality of first through holes (21) and the plurality of first through holes (21) pass through the first annular cavity (20). The glue discharging mechanism (3) comprises a first bracket (31), a first electric telescopic rod (32), a first straight rod (33), a first discharging pipe (34), a first discharging through hole (341), and a discharging ball (342), wherein the first bracket (31) is arranged on the outer tube wall of the supporting circular tube (2), the first electric telescopic rod (32) is radially arranged outside the supporting circular tube (2), the first electric telescopic rod (32) is arranged on the first bracket (31), the lower end of the first electric telescopic rod (32) is provided with a first straight rod (33), the first straight rod (33) extends into the first through hole (21), the lower end surface of the first straight rod (33) is provided with a coaxial first discharging pipe (34), and the tube wall of the first discharging pipe (34) is provided with a plurality of first discharging through holes (34 1), a plurality of first discharge through holes (341) are all arranged on the inner side of the first annular cavity (20), the lower end of the first discharge pipe (34) extends into the inner hole of the supporting circular tube (2), a discharge ball (342) is arranged in the inner hole of the lower end of the first discharge pipe (34), a plurality of coaxial first high temperature resistant bearings (201) are arranged on the outer wall of the supporting circular tube (2), the plurality of first high temperature resistant bearings (201) are all arranged on the base (1), a coaxial glue discharge ring (4) is arranged on the outer side of the supporting circular tube (2), two coaxial first high temperature resistant sealed bearings (202) are connected between the glue discharge ring (4) and the supporting circular tube (2), a second annular cavity (40) is arranged in the glue discharge ring (4), and a second discharge through hole (342) is connected between the second annular cavity (40) and the first annular cavity (20). 401), the second discharge through hole (401) is arranged between the two first high temperature resistant sealed bearings (202), the outer wall of the discharge ring (4) is provided with a first feed pipe (41) connected to the second annular cavity (40), the discharge ring (4) is arranged on the base (1), the outer wall of the supporting tube (2) is provided with a coaxial gear (26), the gear (26) is driven by a driving device (5), the driving device (5) is arranged on the base (1), the first feed pipe (41) is provided with a feed valve (411), the discharge end face of the supporting tube (2) is provided with a coaxial first externally threaded tube (22), the first externally threaded tube (22) is screwed with a coaxial second discharge pipe (23), and the inner hole of the discharge end of the second discharge pipe (23) is provided with a coaxial discharge ring (231),The inner hole of the discharge ring (231) and the annular surfaces at both ends thereof are chamfered, a discharge limiting plate (232) is provided on the outer wall of the feed end of the second discharge pipe (23), and the discharge limiting plate (232) is bolted to the end face of the discharge end of the supporting circular pipe (2), the feed end face of the supporting circular pipe (2) is provided with a coaxial second externally threaded pipe (24), a coaxial second feed pipe (25) is screwed onto the second externally threaded pipe (24), a coaxial feed ring (251) is provided on the inner hole of the feed end of the second feed pipe (25), the inner hole of the feed ring (251) and the annular surfaces at both ends thereof are chamfered, a feed limiting plate (252) is provided on the outer wall of the discharge end of the second feed pipe (25), and the feed limiting plate (252) is bolted to the end face of the feed end of the supporting circular pipe (2).

2. A cable rubber coating device according to claim 1, characterized in that: A plurality of vertical supports (11) are provided at the upper end of the base (1), and a plurality of first high temperature resistant bearings (201) and rubber outlet rings (4) are fixed on the top ends of the vertical supports (11) in a one-to-one correspondence.

3. A cable rubber coating device as claimed in claim 1, characterized in that: The plurality of glue discharging mechanisms (3) are composed of a plurality of groups of glue discharging mechanisms (3), and the plurality of groups of glue discharging mechanisms (3) are evenly arranged axially on the wall of the supporting circular tube (2), and the number of each group of glue discharging mechanisms (3) is at least six. Each group of glue discharging mechanisms (3) is evenly distributed in a circular shape with the axis of the supporting circular tube (2) as the center, and different groups of glue discharging mechanisms (3) are not axially collinear on the wall of the supporting circular tube (2).

4. A cable rubber coating device according to claim 1, characterized in that: The outer tube walls of the first straight rod (33) and the first discharge pipe (34) are coplanar, and a high temperature resistant sealing ring (211) is provided between the outer tube walls of the first straight rod (33) and the first discharge pipe (34) and the inner wall of the first through hole (21).

5. A cable rubber coating device as claimed in claim 1, characterized in that: The second discharge through hole (401) surrounds the outer tube wall of the supporting circular tube (2).

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