CN110961307A - Pipe coating device - Google Patents

Abstract

The invention discloses a tube coating device, comprising: the machine head body is provided with a feeding hole and a discharging hole; the material flows into the filtering piece from the feed inlet and flows out of the accommodating cavity from the discharge outlet after passing through the filtering piece; the glue outlet piece is provided with a glue outlet channel; a coating mechanism, the coating mechanism comprising: the shell is provided with a through hole which is communicated along the axial direction of the shell, the peripheral surface of the shell is provided with a feeding hole which is communicated along the wall thickness direction of the shell, and the feeding hole is communicated with the glue outlet channel; the mounting is arranged in the through hole and extends along the axial direction of the through hole, the mounting is provided with a mounting hole, one end of the pipe body extends into the mounting hole and extends out of one end of the mounting hole, a gap is reserved between at least one part of the peripheral surface of the mounting and the inner wall surface of the through hole and communicated with the feeding hole, and the gap between the inner wall surface of one end of the shell and the peripheral surface of one end of the mounting is opened so as to coat the pipe body extending out of one end of the mounting. The pipe body coating device can coat at least one part of the outer peripheral surface of a pipe body, and is convenient to control.

Description

Pipe coating device

Technical Field

The invention relates to a pipe body coating device.

Background

According to the requirements of production and application scenes, a protective layer and the like are often required to be coated outside a butyl rubber hose, the coating thickness of the conventional coating device is inconvenient to control and adjust in the coating process, corresponding equipment is required to be adopted when coating layers with different thicknesses are required to be produced, the equipment universality is poor, and the production cost is increased. Moreover, the existing coating device cannot coat a softer pipe body, and when the softer pipe body is conveyed, the pipe body is easily crushed, so that the coating effect is influenced.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art.

Therefore, the invention provides a pipe body coating device which is convenient to use and high in coating efficiency.

A pipe coating apparatus according to an embodiment of the present invention includes: the machine head comprises a machine head body, wherein a containing cavity is defined in the machine head body, the machine head body is provided with a feeding hole and a discharging hole, and the feeding hole and the discharging hole are respectively communicated with the containing cavity; the filter element is arranged in the accommodating cavity, and the material flows into the filter element from the feed inlet and flows out of the accommodating cavity from the discharge outlet after passing through the filter element; the glue discharging piece is arranged on one side of the machine head body and is opposite to the discharge hole, the glue discharging piece is provided with a glue discharging channel, and one end of the glue discharging channel is communicated with the discharge hole; a coating mechanism, the coating mechanism comprising: the glue outlet channel is formed by a cylindrical part and is provided with a through hole which is communicated along the axial direction of the cylindrical part, the peripheral surface of the shell is provided with a feeding hole which is communicated along the wall thickness direction of the shell, and the feeding hole is communicated with the glue outlet channel; the mounting, the mounting is located the through-hole just follows the axial extension of through-hole, the mounting is equipped with the mounting hole, and the one end of body stretches into the mounting hole and follows the one end of mounting hole stretches out, at least partly of the outer peripheral face of mounting with leave the clearance between the internal face of through-hole, the clearance with the feed port intercommunication, the one end that the casing is close to the coating position surpasss or flushes in the one end that the mounting is close to the coating position, the internal face of the one end of casing with between the outer peripheral face of the one end of mounting the clearance open with to the follow the body that the one end of mounting stretches out coats.

According to the pipe body coating device provided by the embodiment of the invention, the accommodating cavity is defined in the machine head body, the filter element is installed in the accommodating cavity, the material flows to the glue outlet channel after being filtered by the filter element and flows between the outer peripheral surface of the fixing element and the inner wall surface of the through hole through the glue outlet channel, and the material can flow to the outer surface of the pipe body through the gap corresponding to the part, through which the pipe body penetrates out, of the pipe body due to the fact that the pipe body penetrates through the mounting hole, and at least one part of the outer peripheral surface of the pipe body is. The pipe coating device has the advantages of simple structure, convenience in use, capability of controlling the thickness of the coating layer through the size of the control gap and the like.

According to an embodiment of the present invention, the pipe coating apparatus further comprises: body conveying mechanism, body conveying mechanism locates one side of going out the piece of gluing is in order to drive the body along the axial activity of mounting hole, body conveying mechanism includes: the two rotating shafts are arranged in parallel at intervals and rotate relatively, a groove is formed in the peripheral surface of each rotating shaft, the groove in one rotating shaft is arranged opposite to the groove in the other rotating shaft, and the pipe body penetrates through a gap between the two rotating shafts and is respectively abutted against at least one part of the inner wall surface of the two grooves.

According to one embodiment of the invention, the glue outlet member is provided with a positioning hole which penetrates through the glue outlet member in the thickness direction, the positioning hole is communicated with the glue outlet channel, and the shell is arranged in the positioning hole.

According to one embodiment of the invention, the number of the feeding holes is multiple, and the feeding holes are distributed at intervals along the periphery of the shell.

According to one embodiment of the invention, the fixing member comprises: the first section body is detachably connected with the upper end of the shell; the upper end of the second segment is connected with the first segment, the radial size of the second segment is smaller than that of the first segment, and the outer peripheral surface of the second segment and the inner wall surface of the shell are distributed at intervals; the upper end of the third section body is connected with the lower end of the second section body, the outer peripheral surface of the third section body and the inner wall surface of the shell are distributed at intervals, and the pipe body extends out of the lower end of the third section body.

According to an embodiment of the present invention, a radial dimension of the third segment body gradually decreases from an upper end of the third segment body toward a lower end of the third segment body, and a distance between the housing and the third segment body gradually decreases from the upper end of the third segment body toward the lower end of the third segment body.

According to an embodiment of the present invention, an inner peripheral surface of the housing disposed opposite to the second segment is provided with a step portion, and the fixing member further includes: the fourth segment body, the fourth segment body is located step portion's top and be located the second segment body with between the third segment body, the fourth segment body includes: the plurality of the check blocks are distributed on the periphery of the second section body at intervals, a gap is reserved between every two adjacent check blocks, one end of each check block is connected with the second section body, and the other end of each check block abuts against the inner wall surface of the shell.

According to an embodiment of the present invention, a cross section of the stopper along the axial direction of the second segment is trapezoidal, a cross section of the stopper along a plane direction perpendicular to the axial direction of the second segment is fan-shaped, and a dimension of one end of the stopper is smaller than a dimension of the other end of the stopper.

According to one embodiment of the invention, the first segment is threadedly connected to the housing.

According to one embodiment of the invention, the glue outlet member is detachably connected with the handpiece body.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an angular schematic view of a tube coating apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of a further angle of a tube coating device according to an embodiment of the present invention;

FIG. 3 is a schematic view of a further angle of a tube coating device according to an embodiment of the present invention;

FIG. 4 is a partial cross-sectional view of a tube coating device according to an embodiment of the present invention;

FIG. 5 is a schematic view of the assembly of the glue dispensing member, the coating mechanism and the tube conveying mechanism of the tube coating apparatus according to the embodiment of the present invention;

FIG. 6 is a transverse cross-sectional view of FIG. 5;

FIG. 7 is a schematic diagram of a tube conveying mechanism of a tube coating device according to an embodiment of the present invention;

FIG. 8 is a partial cross-sectional view of a coating mechanism of a tube coating device according to an embodiment of the present invention;

fig. 9 is a schematic structural view of a fixing member of a coating mechanism of a pipe coating apparatus according to an embodiment of the present invention.

Reference numerals:

a pipe body coating device 100;

a handpiece body 10; a housing chamber 11; a feed inlet 12; a discharge port 13;

a filter member 20;

the glue outlet member 30; a glue outlet channel 31; the positioning holes 32;

a coating mechanism 40;

a housing 41; a step portion 41 a;

a through hole 42; a feed hole 43;

a fixing member 44; a fourth segment 44 a; a stopper 44 b;

mounting holes 45; a gap 46; a first segment 47; a second segment 48; a third segment body 49;

a tube body conveying mechanism 50; a rotating shaft 51; a recess 52;

a tube body 200.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

A pipe body coating apparatus 100 according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 9, a pipe coating apparatus 100 according to an embodiment of the present invention includes: the machine head comprises a machine head body 10, a filter element 20, a glue outlet element 30 and a coating mechanism 40, wherein the coating mechanism 40 comprises a shell 41 and a fixing element 44.

Specifically, a containing cavity 11 is defined in a machine head body 10, the machine head body 10 is provided with a feeding hole 12 and a discharging hole 13, the feeding hole 12 and the discharging hole 13 are respectively communicated with the containing cavity 11, a filter element 20 is arranged in the containing cavity 11, a material flows into the filter element 20 from the feeding hole 12 and flows out of the containing cavity 11 from the discharging hole 13 after passing through the filter element 20, a glue outlet element 30 is arranged on one side of the machine head body 10 and is opposite to the discharging hole 13, the glue outlet element 30 is provided with a glue outlet channel 31, one end of the glue outlet channel 31 is communicated with the discharging hole 13, a shell 41 is formed into a cylindrical element and is provided with a through hole 42 which penetrates along the axial direction thereof, the outer peripheral surface of the shell 41 is provided with a feeding hole 43 which penetrates along the wall thickness direction thereof, the feeding hole 43 is communicated with the glue outlet channel 31, a fixing element 44 is arranged in the through hole 42 and extends along the axial direction, a gap 46 is left between at least a part of the outer peripheral surface of the fixing member 44 and the inner wall surface of the through hole 42, the gap 46 communicates with the feed hole 43, one end of the housing 41 near the application position is beyond or flush with one end of the fixing member 44 near the application position, and the gap 46 between the inner wall surface of one end of the housing 41 and the outer peripheral surface of one end of the fixing member 44 is opened to apply the coating to the tube body 200 protruding from one end of the fixing member 44.

In other words, the tube coating device 100 according to the embodiment of the present invention mainly includes the head body 10, the filter member 20, the glue outlet member 30, and the coating mechanism 40, the coating mechanism 40 mainly includes the housing 41 and the fixing member 44, the housing cavity 11 is defined in the head body 10, the filter member 20 is installed in the housing cavity 11, and the filter member 20 may be formed as a flat-plate type filter member, or may be formed as a filter member of other structures, such as a drum-type structure. Be equipped with feed inlet 12 and discharge gate 13 on the aircraft nose body 10, can be to holding the interior transported substance material of chamber 11 through feed inlet 12, the material flows out from discharge gate 12 after filtering of filtering piece 20. Because be equipped with out gluey piece 30 in one side of aircraft nose body 10, be equipped with out gluey passageway 31 in going out gluey piece 30, discharge gate 12 and play gluey passageway 31 intercommunication, the material can flow to out gluey passageway 31 through discharge gate 12. A coating mechanism 40 can be arranged on one side of the handpiece body 10, a through hole 42 is defined in a shell 41 of the coating mechanism 40, a fixing piece 44 can be arranged in the through hole 42, a through mounting hole 45 is arranged in the fixing piece 44, and the tube body 200 is inserted in the mounting hole 45 and extends out of the mounting hole 45. Because the side wall of the shell 41 is provided with the feed hole 43, the feed hole 43 can be communicated with the glue outlet channel 31, and materials can flow into the feed hole 43 through the glue outlet channel 31. Since the gap 46 is provided between the inner wall surface of the through hole 42 and the outer peripheral surface of the fixing member 44, the material flowing into the feed hole 43 can flow into the gap 46. The gap 46 is open at a position near the pipe body 200 protruding out of the mounting hole 45, and the material can flow out of the gap 46 to the outer circumferential surface of the pipe body 200. Wherein the gap 46 may be formed in a ring shape, enabling coating of the outer circumferential surface of the pipe body 200. By adjusting the size of the gap 46, adjustment and control of the coating thickness can be achieved.

Therefore, the tube coating device 100 according to the embodiment of the present invention combines the head body 10, the filter element 20, the glue outlet element 30 and the coating mechanism 40, and the coating mechanism 40 combines the housing 41 and the fixing element 44, so that not only can the coating of at least a part of the outer circumferential surface of the tube 200 be realized, but also the thickness of the coating layer can be adjusted and controlled.

According to an embodiment of the present invention, the tube coating device 100 further includes a tube conveying mechanism 50, and the tube conveying mechanism 50 is disposed at one side of the glue discharging member 30 to drive the tube 200 to move along the axial direction of the mounting hole 45, that is, the tube conveying mechanism 50 can drive the tube 200 to move, so as to achieve continuous coating. For example, the tube 200 is moved downward, the lower end of the gap 46 is opened, and the material can be coated on at least a portion of the outer circumferential surface of the moving tube 200 through the gap 46.

As shown in fig. 7, optionally, the tube conveying mechanism 50 includes: the two rotating shafts 51 are arranged in parallel at intervals and rotate relatively, a groove 52 is arranged on the peripheral surface of each rotating shaft 51, the groove 52 on one rotating shaft 51 is arranged opposite to the groove 52 on the other rotating shaft 51, and the pipe body penetrates through a gap between the two rotating shafts 51 and is respectively abutted against at least one part of the inner wall surfaces of the two grooves 52. Thereby can carry the softer hose, prevent to compress the shriveling of body 200 in the in-process of carrying, influence the coating effect.

As shown in fig. 6, in some embodiments of the present invention, the glue outlet 30 is provided with a positioning hole 32 penetrating along the thickness direction thereof, the positioning hole 32 is communicated with the glue outlet channel 31, the housing 41 is provided on the positioning hole 32, that is, the housing 41 can be mounted on the glue outlet 30, the number of the coating mechanisms 40 can be two or more, the two coating mechanisms 40 are distributed at intervals, the housing 41 corresponding to each coating mechanism 40 can be provided in the corresponding positioning hole 32, so that a plurality of tube bodies 200 can be processed simultaneously, and the processing efficiency can be improved.

Further, the number of the feeding holes 43 is multiple, and the feeding holes 43 are distributed at intervals along the periphery of the shell 41, so that the feeding speed and the uniformity of the materials in the gap are improved.

As shown in fig. 8 and 9, according to an embodiment of the present invention, the fixing member 44 includes: the pipe comprises a first section body 47, a second section body 48 and a third section body 49, wherein the first section body 47 is detachably connected with the upper end of the shell 41 and is convenient to mount and dismount, the upper end of the second section body 48 is connected with the first section body 47, the radial size of the second section body 48 is smaller than that of the first section body 47, the outer peripheral surface of the second section body 48 is distributed at intervals with the inner wall surface of the shell 41, the upper end of the third section body 49 is connected with the lower end of the second section body 48, the outer peripheral surface of the third section body 49 is distributed at intervals with the inner wall surface of the shell 41, and the lower end of the third section body 49 extends out of the pipe body 200.

Further, the radial dimension of the third segment 49 gradually decreases from the upper end of the third segment 49 to the lower end of the third segment 49, and the distance between the shell 41 and the third segment 49 gradually decreases from the upper end of the third segment 49 to the lower end of the third segment 49, so that the discharging and the thickness of the formed coating layer can be controlled conveniently.

In some embodiments of the present invention, a step portion 41a is disposed on an inner circumferential surface of the housing 41 opposite to the second segment 48, the fixing member 44 further includes a fourth segment 44a, the fourth segment 44a is disposed above the step portion 41a and located between the second segment 48 and the third segment 49, a position of the fourth segment 44a can be defined by the step portion 41a, the fourth segment 44a includes a plurality of blocks 44b, the plurality of blocks 44b are spaced apart from each other and distributed on an outer circumference of the second segment 48, a gap is left between two adjacent blocks 44b, the material can pass through the gap, one end of each block 44b is connected to the second segment 48, and the other end of each block 44b abuts against an inner wall surface of the housing 41, so that accuracy of controlling a thickness of the coating layer can be improved, and a large amount of material is prevented from directly flowing out of the gap.

Optionally, the cross section of the stopper 44b along the axial direction of the second segment 48 is trapezoidal, the cross section of the stopper 44b along the plane direction perpendicular to the axial direction of the second segment 48 is fan-shaped, and the size of one end of the stopper 44b is smaller than that of the other end of the stopper 44b, so that the adjusting precision of the material outflow can be further improved.

According to one embodiment of the present invention, the first segment 47 is threadedly coupled to the housing 41 for easy installation and removal.

In some embodiments of the present invention, the glue outlet 30 is detachably connected to the handpiece body 10, so as to facilitate installation and removal.

In summary, the tube coating device 100 according to the embodiment of the present invention employs a device combining the head body 10, the filter element 20, the glue outlet element 30 and the coating mechanism 40, and the coating mechanism 40 employs a device combining the housing 41 and the fixing element 44, so that not only can the coating of at least a portion of the outer circumferential surface of the tube 200 be realized, but also the thickness of the coating layer can be adjusted and controlled.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A tube coating apparatus, comprising:

the machine head comprises a machine head body, wherein a containing cavity is defined in the machine head body, the machine head body is provided with a feeding hole and a discharging hole, and the feeding hole and the discharging hole are respectively communicated with the containing cavity;

the filter element is arranged in the accommodating cavity, and materials flow into the filter element from the feed inlet and flow out of the accommodating cavity from the discharge outlet after passing through the filter element;

the glue discharging piece is arranged on one side of the machine head body and is opposite to the discharge hole, the glue discharging piece is provided with a glue discharging channel, and one end of the glue discharging channel is communicated with the discharge hole;

a coating mechanism, the coating mechanism comprising:

the glue outlet channel is formed by a cylindrical part and is provided with a through hole which is communicated along the axial direction of the cylindrical part, the peripheral surface of the shell is provided with a feeding hole which is communicated along the wall thickness direction of the shell, and the feeding hole is communicated with the glue outlet channel;

the mounting, the mounting is located the through-hole just follows the axial extension of through-hole, the mounting is equipped with the mounting hole, and the one end of body stretches into the mounting hole and follows the one end of mounting hole stretches out, at least partly of the outer peripheral face of mounting with leave the clearance between the internal face of through-hole, the clearance with the feed port intercommunication, the one end that the casing is close to the coating position surpasss or flushes in the one end that the mounting is close to the coating position, the internal face of the one end of casing with between the outer peripheral face of the one end of mounting the clearance open with to the follow the body that the one end of mounting stretches out coats.

2. The pipe coating apparatus of claim 1, further comprising:

body conveying mechanism, body conveying mechanism locates one side of going out the piece of gluing is in order to drive the body along the axial activity of mounting hole, body conveying mechanism includes:

the two rotating shafts are arranged in parallel at intervals and rotate relatively, a groove is formed in the peripheral surface of each rotating shaft, the groove in one rotating shaft is arranged opposite to the groove in the other rotating shaft, and the pipe body penetrates through a gap between the two rotating shafts and is respectively abutted against at least one part of the inner wall surface of the two grooves.

3. The pipe coating apparatus of claim 1, wherein the glue outlet member has a positioning hole extending therethrough in a thickness direction thereof, the positioning hole communicating with the glue outlet passage, and the housing is disposed in the positioning hole.

4. The pipe coating apparatus of claim 3 wherein said feed holes are plural in number and are spaced apart along the periphery of said housing.

5. The pipe coating apparatus of claim 1 wherein said fixture comprises:

the first section body is detachably connected with the upper end of the shell;

the upper end of the second segment is connected with the first segment, the radial size of the second segment is smaller than that of the first segment, and the outer peripheral surface of the second segment and the inner wall surface of the shell are distributed at intervals;

the upper end of the third section body is connected with the lower end of the second section body, the outer peripheral surface of the third section body and the inner wall surface of the shell are distributed at intervals, and the pipe body extends out of the lower end of the third section body.

6. The pipe body coating device of claim 5, wherein the radial dimension of the third segment gradually decreases from the upper end of the third segment toward the lower end of the third segment, and the distance between the housing and the third segment gradually decreases from the upper end of the third segment toward the lower end of the third segment.

7. The pipe coating apparatus according to claim 5 or 6, wherein an inner peripheral surface of the housing disposed opposite to the second segment is provided with a step portion, and the fixing member further comprises:

the fourth segment body, the fourth segment body is located step portion's top and be located the second segment body with between the third segment body, the fourth segment body includes:

the plurality of the check blocks are distributed on the periphery of the second section body at intervals, a gap is reserved between every two adjacent check blocks, one end of each check block is connected with the second section body, and the other end of each check block abuts against the inner wall surface of the shell.

8. The pipe coating apparatus of claim 7, wherein the stopper has a trapezoidal cross section along the axial direction of the second segment, and a fan-shaped cross section along a plane perpendicular to the axial direction of the second segment, and wherein one end of the stopper has a smaller size than the other end of the stopper.

9. The pipe coating apparatus of claim 5 wherein said first segment is threadably connected to said housing.

10. The pipe coating apparatus of claim 1 wherein said glue dispenser is removably attached to said body.

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