CN112008967A - Preparation and processing method of cold and hot medium pipeline heat-insulating layer - Google Patents
Preparation and processing method of cold and hot medium pipeline heat-insulating layer Download PDFInfo
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- CN112008967A CN112008967A CN202010924755.6A CN202010924755A CN112008967A CN 112008967 A CN112008967 A CN 112008967A CN 202010924755 A CN202010924755 A CN 202010924755A CN 112008967 A CN112008967 A CN 112008967A
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- Prior art keywords
- pipeline
- rubber
- coiled material
- plastic coiled
- frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/0004—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
- B26D1/065—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates for thin material, e.g. for sheets, strips or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/26—Means for mounting or adjusting the cutting member; Means for adjusting the stroke of the cutting member
- B26D7/2614—Means for mounting the cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
- B29C63/02—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material
- B29C63/04—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material by folding, winding, bending or the like
- B29C63/06—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using sheet or web-like material by folding, winding, bending or the like around tubular articles
Abstract
The invention relates to a preparation and processing method of a cold and hot medium pipeline heat-insulating layer, which adopts a pipeline heat-insulating layer laying device, wherein the pipeline heat-insulating layer laying device comprises two symmetrically arranged bottom plates, a placing frame, side brackets, an adjusting bracket, an attaching bracket and an attaching mechanism; the method for preparing and processing the cold and hot medium pipeline heat-insulating layer by adopting the pipeline heat-insulating layer laying device comprises the following steps: s1, cleaning the pipeline; s2, locking the pipeline; s3, positioning the placement frame; s4, winding the rubber and plastic coiled material; and S5, cutting the rubber and plastic coiled material. The invention can solve the problems existing in the manual pasting of the rubber and plastic coiled material on the pipeline: rubber and plastic coiled material pastes and needs many people to carry out the cooperation operation on the pipeline, and the manual work is great to it pastes the amount of labour, and the fold appears easily when rubber and plastic coiled material pastes, causes its effect of pasting poor, cutting position after the rubber and plastic coiled material pastes can't carry on spacingly for the inhomogeneous scheduling problem of butt joint seam of rubber and plastic coiled material.
Description
Technical Field
The invention relates to the technical field of heat preservation pipe processing, in particular to a method for preparing and processing a heat preservation layer of a cold and hot medium pipeline.
Background
The pipeline heat-insulating layer is a layer structure which is wrapped on the periphery of a pipeline and can play a role in heat insulation. The purpose of pipeline heat preservation is: 1, reducing medium heat dissipation loss to meet the pressure and temperature required by production; 2, improving the labor condition and the environmental sanitation; 3, the corrosion of the pipeline is prevented, and the service life of the pipeline is prolonged.
Pipeline heat preservation adopts the rubber and plastic coiled material to paste it and lays more, and the pipeline heat preservation need carry out the glue solution with the lateral surface of pipeline and apply paint with a brush before pasting, later paste the rubber and plastic coiled material on the lateral surface of pipeline, and the heat preservation of current pipeline adopts artificial mode to paste more, and the problem that exists on the pipeline is pasted to the rubber and plastic coiled material to the manual work as follows:
1. the rubber and plastic coiled materials are pasted on the pipeline by a plurality of persons, the pasting labor amount of the rubber and plastic coiled materials is large, and the rubber and plastic coiled materials are easy to wrinkle when pasted, so that the pasting effect is poor;
2. the cutting position after the rubber and plastic coiled material is pasted can not be limited, so that the butt joint seam of the rubber and plastic coiled material is not uniform, and the forming effect of the pipeline heat-insulating layer is influenced.
Disclosure of Invention
In order to solve the problems, the invention provides a method for preparing and processing a cold and hot medium pipeline heat-insulating layer, which adopts a pipeline heat-insulating layer laying device, wherein the pipeline heat-insulating layer laying device comprises two bottom plates which are symmetrically arranged, a placing frame, side brackets, an adjusting bracket, an attaching bracket and an attaching mechanism, the placing frame is distributed on the top of the bottom plate, the placing frame is of a square frame structure with a closed lower end, a T-shaped sliding block and a T-shaped sliding groove which are in sliding fit are respectively arranged at the bottom of the placing frame and the top of the bottom plate, a rubber and plastic coiled material roll is arranged in the placing frame, the rubber and plastic coiled material is detachably matched and connected with the placing frame, the side brackets are symmetrically arranged on the side surfaces of the placing frame in the width direction, the upper ends of the side brackets are obliquely arranged, the adjusting bracket with a U-shaped structure is, the rubber and plastic coiled material sticking device comprises an attaching frame, an attaching mechanism, a rubber and plastic coiled material pressing mechanism, a square sliding block, a square sliding groove, a rubber and plastic coiled material pressing mechanism, a rubber and plastic rolling mechanism and a rubber and plastic rolling mechanism, wherein the attaching frame is positioned right below an adjusting bracket, the side surface of the attaching frame, which is close to a side bracket, is provided with the square sliding block, the inner side surface of the side bracket is provided with the square sliding groove which is matched with the square sliding block in a sliding manner, the attaching mechanism is arranged on the attaching frame, the front and back positions of the placing frame are adjusted to be corresponding to the positions, on which the rubber and plastic coiled material, so that the rubber-plastic coiled material can be adhered to the outer side surface of the pipeline.
The attaching mechanism comprises downward-pressing elastic columns symmetrically connected to an attaching frame in a sliding fit mode, downward-pressing rollers are mounted at the bottoms of the downward-pressing elastic columns, a cutting square groove is formed in one side, close to a placing frame, of the attaching frame and extends in a square mode along the length of the attaching frame, a cutter is arranged in the cutting square groove, the lower end of the cutter is in a pointed shape and is of a T-shaped structure, the bottom of the horizontal section of the cutter is connected to the top of the attaching frame through a return spring, the cutter is in a contracted state under the effect of no external force through the action of the return spring, the phenomenon that the rubber and plastic coiled materials are damaged due to the pointed structure at the lower end of the cutter is prevented, and blocking telescopic columns are symmetrically mounted at the bottom of the attaching frame;
when the rubber-plastic coiled material is locked at the free end, the rubber-plastic coiled material firstly bypasses the upper end of the guide roller and then is upwards pulled to press the pressing elastic column, so that the free end of the rubber-plastic coiled material bypasses the top of the blocking plate and is adhered on the top of the pipeline, and the rubber-plastic coiled material is pressed on the free end of the rubber-plastic coiled material with a certain force under the action of the pressing elastic column after the external force is removed, the rubber and plastic coiled material is in the state of straightening under its own effect of gravity this moment, the rotation of outside rotary fixture of rethread can drive the pipeline and rotate, the rubber and plastic coiled material pastes on the lateral surface of pipeline under the effect of pushing down of gyro wheel this moment, the attached back that finishes of rubber and plastic coiled material, push down and move the cutter and carry out the back-and-forth movement with it, make the cutter cut off the rubber and plastic coiled material, later control outside rotary fixture continues rotatory certain angle, make the gyro wheel of pushing down can carry out holistic compaction action to the rubber and plastic coiled material.
The method for preparing and processing the cold and hot medium pipeline heat-insulating layer by adopting the pipeline heat-insulating layer laying device comprises the following steps:
s1, cleaning the pipeline: firstly, thoroughly removing impurities and oxide skins on the outer side surface of the pipeline in a polishing mode;
s2, locking the pipeline: the cleaned pipeline is lifted to the lower side of the attaching frame, so that the axis of the pipeline corresponds to the axis of the rubber and plastic coiled material roll, then the pipeline is locked on an external rotating clamp, and the rotating clamp can drive the pipeline to rotate stably;
s3, positioning of the placement frame: the placing frame can slide on the T-shaped sliding groove on the bottom plate, so that the placing frame moves to a proper position in the axial direction of the pipeline and is locked, an external rotary clamp is controlled to rotate, and gluing treatment is manually performed on the outer side surface of the pipeline, so that a layer of glue solution can be adhered to the outer side surface of the pipeline;
s4, winding the rubber and plastic coiled material: after the rubber coating treatment of the pipeline, the free end of the rubber and plastic coiled material is drawn out and bypasses the upper end of the guide roller, then the lower pressing elastic column is manually pulled upwards to separate the lower pressing roller from the pipeline, so that the free end of the rubber and plastic coiled material can be adhered to the pipeline at the position below the lower pressing roller, the external force is removed, an external rotary clamp is controlled to rotate, and the rubber and plastic coiled material can be wound on the outer side surface of the pipeline;
s5, cutting the rubber and plastic coiled material: when the free end that the pipeline was beaten the rubber and plastic coiled material rotated the position of barrier plate and contacted with it, the outside rotary fixture stop rotating of control, and the cutter carries out the cutting to the rubber and plastic coiled material under the manual pressure, then the outside rotary fixture of control continues rotatory certain angle for push down the gyro wheel and can carry out holistic compaction action to the rubber and plastic coiled material.
As a preferable technical scheme of the invention, the middle part of the adjusting bracket is connected with an adjusting bolt in a thread fit mode, the lower end of the adjusting bolt is installed on the top of the attaching frame through a bearing, the distance between the attaching frame and the pipeline can be adjusted through the rotation of the adjusting bolt, when the distance between the attaching frame and the pipeline is shorter, the pressure of the pressing roller on the rubber-plastic coiled material is larger, and otherwise, the pressure is smaller.
As a preferable technical scheme of the invention, the attaching frame is of an arc-shaped structure, the extension line of the axis of the downward pressing elastic column penetrates through the axis of the pipeline, and the downward pressing roller can apply downward pressure in the vertical direction to the rubber and plastic coiled material.
As a preferred technical scheme of the invention, the blocking plate is of an arc-shaped structure, the blocking telescopic column has an extension force, the upper end of the side face, close to the pressing roller, of the blocking plate is provided with an arc-shaped chamfer, the blocking plate can be pressed on the pipeline with a certain force under the action of the blocking telescopic column, so that the rubber and plastic coiled material can be blocked after rotating for a circle, the rubber and plastic coiled material can be cut at a specific position, the attaching effect of the rubber and plastic coiled material is increased, and the arc-shaped chamfer of the blocking plate can prevent the rubber and plastic coiled material from being scratched.
As a preferred technical scheme, a cutting groove is formed in the top surface of one end, close to the cutting square groove, of the blocking plate, the cutting groove is located below the cutting square groove, the cutter penetrates through the cutting groove along the pointed extension surface of the cutter, the cutting groove can facilitate the cutter to cut the rubber and plastic coiled materials placed above the blocking plate, and the phenomenon that the cut rubber and plastic coiled materials cannot be completely separated is avoided.
As a preferable technical scheme of the invention, the upper end of the guide roller is higher than the upper end of the pipeline, and the arrangement ensures that the sticking point of the rubber-plastic coiled material is positioned below the pressing roller, so as to prevent other positions of the rubber-plastic coiled material from being stuck on the pipeline.
As a preferred technical scheme of the invention, the attaching frame is provided with a moving groove, a moving slide block is arranged in the moving groove, the lower end of the homing spring is connected to the moving slide block, and the moving slide block can synchronously move along with the cutter when the cutter moves back and forth to cut the rubber and plastic coiled material.
As a preferred technical scheme of the invention, the bottom of the horizontal section of the cutter is symmetrically provided with the clamping plates, the opposite side surfaces of the clamping plates correspond to the side surfaces of the movable sliding blocks along the direction of the movable groove, and the clamping plates can be clamped on the side surfaces of the movable sliding blocks, so that the cutter and the movable sliding blocks cannot be displaced.
The invention has the beneficial effects that:
the method can flatten and adhere the rubber and plastic coiled material when the rubber and plastic coiled material is adhered to the outer side surface of the pipeline, can lock the initial position of the rubber and plastic coiled material, can adhere the rubber and plastic coiled material to the outer side surface of the pipeline with certain strength when the pipeline rotates, and can cut the rubber and plastic coiled material at a specific position, so that the adhering effect of the rubber and plastic coiled material with a heat preservation function on the outer side of the pipeline is improved;
the distance between the attaching frame and the pipeline can be adjusted through rotation of the adjusting bolt, the closer the distance between the attaching frame and the pipeline, the higher the pressure of the pressing roller on the rubber-plastic coiled material is, and the smaller the pressure is otherwise;
the blocking plate can be pressed on the pipeline with a certain force under the action of the blocking telescopic column, so that the rubber and plastic coiled material can be blocked after rotating for nearly one circle, the rubber and plastic coiled material can be cut at a specific position, the attaching effect of the rubber and plastic coiled material is increased, and the arc-shaped chamfer angle of the blocking plate can prevent the rubber and plastic coiled material from being scratched;
and fourthly, the height of the upper end of the guide roller is higher than that of the upper end of the pipeline, so that the sticking point of the rubber-plastic coiled material is positioned below the pressing roller, and other positions of the rubber-plastic coiled material are prevented from being stuck on the pipeline.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic structural view of the side stand, the adjusting stand, the attaching stand and the attaching mechanism of the present invention;
FIG. 4 is a schematic view of the structure between the attachment frame and the attachment mechanism of the present invention;
FIG. 5 is a cross-sectional view between the attachment frame and the attachment mechanism of the present invention;
FIG. 6 is a schematic structural view of the rubber-plastic coiled material of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 2 to 6, the method for preparing and processing the cold and hot medium pipeline heat-insulating layer adopts a pipeline heat-insulating layer laying device which comprises two bottom plates 1, a placing frame 2, side brackets 3, an adjusting bracket 4, an attaching bracket 5 and an attaching mechanism 6 which are symmetrically arranged, the placing frame 2 is distributed on the top of the bottom plate 1, the placing frame 2 is of a square frame structure with a closed lower end, a T-shaped sliding block 21 and a T-shaped sliding groove 22 which are in sliding fit are respectively arranged at the bottom of the placing frame 2 and the top of the bottom plate 1, a rubber and plastic coiled material roll is arranged in the placing frame 2, the rubber and plastic coiled material is detachably matched and connected with the placing frame 2, the side brackets 3 are symmetrically arranged on the side surface of the placing frame 2 in the width direction, the upper ends of the side brackets 3 are obliquely arranged, the adjusting bracket 4 of a U-shaped structure is connected between the top ends, the invention is characterized in that an attaching frame 5 is positioned between side supports 3, an attaching frame 5 is positioned under an adjusting support 4, a square slide block 51 is arranged on the side surface of the attaching frame 5 close to the side supports 3, a square slide groove 52 in sliding fit with the square slide block 51 is arranged on the inner side surface of the side support 3, and an attaching mechanism 6 is arranged on the attaching frame 5. the invention can attach rubber and plastic coiled materials on a pipeline and compact the rubber and plastic coiled materials to increase the attaching effect of a heat-insulating layer on the outer side surface of the pipeline, firstly, the pipeline is locked at the left lower part of the attaching frame 5 through a rotary clamp, the front and back positions of a placing frame 2 are adjusted to enable the position of the placing frame 2 to correspond to the position on the pipeline where the rubber and plastic coiled materials are required to be attached, the pipeline is driven to rotate through the rotary clamp and the rubber coating is carried out on the outer side surface of the pipeline, after, the pipeline can be driven to rotate through the external rotary fixture, so that the rubber and plastic coiled material can be adhered to the outer side surface of the pipeline.
The attaching mechanism 6 comprises a downward pressing elastic column 61 symmetrically connected to the attaching frame 5 in a sliding fit manner, a downward pressing roller 62 is installed at the bottom of the downward pressing elastic column 61, the attaching frame 5 is of an arc-shaped structure, an extension line of the axis of the downward pressing elastic column 61 penetrates through the axis of the pipeline, the downward pressing roller 62 can apply downward pressure in the vertical direction to the rubber and plastic coiled material, a cutting square groove 63 is formed in one side, close to the placing frame 2, of the attaching frame 5, the cutting square groove 63 extends along the length square of the attaching frame 5, a cutter 64 is arranged in the cutting square groove 63, the lower end of the cutter 64 is in a pointed shape, the cutter 64 is of a T-shaped structure, the bottom of the horizontal section of the cutter 64 is connected to the top of the attaching frame 5 through a return spring 65, the cutter 64 is in a shrinkage state under the effect of no external force through the return spring 65, and the damage to the rubber and plastic coiled material caused by the pointed structure at the lower, the bottom of the attaching frame 5 is symmetrically provided with blocking telescopic columns 66;
the blocking telescopic columns 66 are symmetrically distributed on two sides of the cutting square groove 63 in the length direction, a blocking plate 67 is arranged at the bottom of each blocking telescopic column 66, the attaching frame 5 is symmetrically provided with guide support plates 68 on the side surface close to the placing frame 2, the guide roller 69 is arranged between the two guide support plates 68, the upper end of the guide roller 69 is higher than the upper end of the pipeline, the attaching point of the rubber and plastic coiled material is positioned below the pressing roller 62 by the arrangement, the rubber and plastic coiled material is prevented from being attached to the pipeline at other positions, in the specific working process, the attaching mechanism 6 can press and lock the initial position of the rubber and plastic coiled material, and presses the rubber and plastic coiled material on the outer side surface of the pipeline with certain force when the pipeline rotates, the phenomenon of wrinkling when the rubber and plastic coiled material is attached is prevented, the attaching effect of the rubber and the free end of the rubber and plastic coiled material is, firstly, the rubber-plastic coiled material bypasses the upper end of the guide roller 69, then the downward-pressing elastic column 61 is lifted upwards and pulled, so that the free end of the rubber-plastic coiled material bypasses the top of the barrier plate 67 and is adhered to the top of the pipeline, the downward-pressing roller 62 with a certain force can be pressed on the free end of the rubber-plastic coiled material under the action of the downward-pressing elastic column 61 after external force is removed, the rubber-plastic coiled material is in a stretched state under the action of the self gravity of the rubber-plastic coiled material, the pipeline can be driven to rotate through the rotation of an external rotating clamp, the rubber-plastic coiled material is adhered to the outer side surface of the pipeline under the downward-pressing action of the downward-pressing roller 62, and the movable cutter 64 is pressed downwards and moves forwards and backwards, so that the cutter 64 can cut off the rubber and plastic coiled material, and then the external rotary fixture is controlled to continue rotating for a certain angle, so that the pressing roller 62 can perform integral compaction action on the rubber and plastic coiled material.
The middle part of the adjusting bracket 4 is connected with an adjusting bolt 41 in a thread fit mode, the lower end of the adjusting bolt 41 is mounted on the top of the attaching frame 5 through a bearing, the distance between the attaching frame 5 and the pipeline can be adjusted through the rotation of the adjusting bolt 41, when the distance between the attaching frame 5 and the pipeline is shorter, the pressure of the pressing roller 62 on the rubber and plastic coiled material is larger, and otherwise, the pressure is smaller.
The barrier plate 67 be the arc structure, it has the elongation power to stop flexible post 66, the barrier plate 67 is close to the side upper end that pushes down gyro wheel 62 and is provided with the arc chamfer, the pressure that the barrier plate 67 can have certain dynamics under the effect that stops flexible post 66 is on the pipeline, so that the rubber and plastic coiled material rotates and stops it after will being nearly a week, thereby the rubber and plastic coiled material can cut in specific position, increase the attached effect of rubber and plastic coiled material, the arc chamfer of barrier plate 67 can prevent its fish tail rubber and plastic coiled material.
As shown in fig. 1, the method for preparing and processing the cold and hot medium pipeline insulating layer by adopting the pipeline insulating layer laying device comprises the following steps:
s1, cleaning the pipeline: firstly, thoroughly removing impurities and oxide skins on the outer side surface of the pipeline in a polishing mode;
s2, locking the pipeline: the cleaned pipeline is lifted to the lower side of the attaching frame 5, so that the axis of the pipeline corresponds to the axis of the rubber and plastic coiled material roll, then the pipeline is locked on an external rotating clamp, and the rotating clamp can drive the pipeline to rotate stably;
s3, positioning the placing frame 2: the placing frame 2 can slide on the T-shaped sliding groove 22 on the bottom plate 1, so that the placing frame 2 moves to a proper position in the axial direction of the pipeline and locks the position of the placing frame, an external rotating clamp is controlled to rotate, and the outer side surface of the pipeline is manually coated with glue, so that a layer of glue solution can be attached to the outer side surface of the pipeline;
s4, winding the rubber and plastic coiled material: after the pipeline gluing treatment, the free end of the rubber and plastic coiled material is drawn out and bypasses the upper end of the guide roller 69, then the downward pressing elastic column 61 is pulled upwards manually to separate the downward pressing roller 62 from the pipeline, so that the free end of the rubber and plastic coiled material can be adhered to the pipeline below the downward pressing roller 62, the external force is removed and an external rotary clamp is controlled to rotate, and the rubber and plastic coiled material can be wound on the outer side surface of the pipeline;
s5, cutting the rubber and plastic coiled material: when the free end that the pipeline was beaten the rubber and plastic coiled material rotated the position of barrier plate 67 and contacted with it, the outside rotary fixture stop rotating of control, and the manual work is pushed down cutter 64 and is carried out cutting process to the rubber and plastic coiled material, then the outside rotary fixture of control continues rotatory certain angle for push down gyro wheel 62 and can carry out holistic compaction action to the rubber and plastic coiled material.
The attaching frame 5 is provided with a moving groove 53, a moving slide block 54 is arranged in the moving groove 53, the lower end of a return spring 65 is connected to the moving slide block 54, and when the cutter 64 moves back and forth to cut the rubber and plastic coiled material, the moving slide block 54 can move synchronously with the cutter.
The bottom of the horizontal section of the cutting knife 64 is symmetrically provided with a clamping plate 641, the opposite side surface of the clamping plate 641 corresponds to the side surface of the movable sliding block 54 along the direction of the movable groove 53, and the clamping plate 641 can be clamped on the side surface of the movable sliding block 54, so that the cutting knife 64 and the movable sliding block 54 cannot be displaced.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
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 (8)
1. The utility model provides a cold and hot medium pipeline heat preservation preparation processingmethod, this pipeline heat preservation preparation processingmethod adopts following pipeline heat preservation laying device, and pipeline heat preservation laying device includes two symmetrical arrangement's bottom plate (1), places frame (2), collateral branch frame (3), adjusts support (4), attaches frame (5) and attached mechanism (6), its characterized in that: the rubber-plastic roll is characterized in that a placing frame (2) is distributed on the top of a bottom plate (1), the placing frame (2) is of a square frame structure with the lower end closed, a T-shaped sliding block (21) and a T-shaped sliding groove (22) which are in sliding fit are respectively arranged at the bottom of the placing frame (2) and the top of the bottom plate (1), a rubber-plastic roll is arranged in the placing frame (2), side brackets (3) are symmetrically arranged on the side surface of the placing frame (2) in the width direction, the upper ends of the side brackets (3) are obliquely arranged, an adjusting bracket (4) of a U-shaped structure is connected between the top ends of the side brackets (3), an attaching bracket (5) is positioned between the side brackets (3), the attaching bracket (5) is positioned under the adjusting bracket (4), a square sliding block (51) is arranged on the side surface, close to the side bracket (3), of the attaching bracket (5), a square sliding groove (52) which is in sliding fit with the square, the attaching mechanism (6) is arranged on the attaching frame (5); wherein:
the attaching mechanism (6) comprises downward-pressing elastic columns (61) symmetrically connected to an attaching frame (5) in a sliding fit mode, downward-pressing rollers (62) are mounted on the bottoms of the downward-pressing elastic columns (61), a cutting square groove (63) is formed in one side, close to the placing frame (2), of the attaching frame (5), the cutting square groove (63) extends in a square mode along the length of the attaching frame (5), a cutter (64) is arranged in the cutting square groove (63), the lower end of the cutter (64) is pointed, the cutter (64) is of a T-shaped structure, the bottom of the horizontal section of the cutter (64) is connected to the top of the attaching frame (5) through a return spring (65), and blocking telescopic columns (66) are symmetrically mounted on the bottom of the attaching frame (5);
the blocking telescopic columns (66) are symmetrically distributed on two sides of the cutting square groove (63) in the length direction, a blocking plate (67) is mounted at the bottom of each blocking telescopic column (66), guide support plates (68) are symmetrically mounted on the side face, close to the placing frame (2), of the attaching frame (5), and guide rollers (69) are mounted between the two guide support plates (68);
the method for preparing and processing the cold and hot medium pipeline heat-insulating layer by adopting the pipeline heat-insulating layer laying device comprises the following steps:
s1, cleaning the pipeline: firstly, thoroughly removing impurities and oxide skins on the outer side surface of the pipeline in a polishing mode;
s2, locking the pipeline: the cleaned pipeline is lifted to the lower side of the attaching frame (5), so that the axis of the pipeline corresponds to the axis of the rubber and plastic coiled material roll, then the pipeline is locked on an external rotating clamp, and the rotating clamp can drive the pipeline to rotate stably;
s3, positioning the placing frame (2): the placing frame (2) can slide on a T-shaped sliding groove (22) on the bottom plate (1), so that the placing frame (2) moves to a proper position in the axis direction of the pipeline, the position of the placing frame is locked, an external rotating clamp is controlled to rotate, and the outer side surface of the pipeline is manually coated with glue, so that a layer of glue solution can be attached to the outer side surface of the pipeline;
s4, winding the rubber and plastic coiled material: after the pipeline is subjected to gluing treatment, the free end of the rubber and plastic coiled material is pulled out and bypasses the upper end of the guide roller (69), then the downward pressing elastic column (61) is pulled upwards manually to separate the downward pressing roller (62) from the pipeline, so that the free end of the rubber and plastic coiled material can be adhered to the pipeline below the downward pressing roller (62), external force is removed, an external rotary clamp is controlled to rotate, and the rubber and plastic coiled material can be wound on the outer side surface of the pipeline;
s5, cutting the rubber and plastic coiled material: when the free end that the pipeline was beaten the rubber and plastic coiled material rotated the position of barrier plate (67) and contacted with it, the outside rotary fixture stop rotating of control, and cutter (64) are pressed down to the manual work and are cut the processing to the rubber and plastic coiled material, then the outside rotary fixture of control continues rotatory certain angle for push down gyro wheel (62) can carry out holistic compaction action to the rubber and plastic coiled material.
2. The method for preparing and processing the heat-insulating layer of the cold and hot medium pipeline according to claim 1, wherein the method comprises the following steps: the middle part of the adjusting bracket (4) is connected with an adjusting bolt (41) in a thread fit mode, and the lower end of the adjusting bolt (41) is installed on the top of the attaching frame (5) through a bearing.
3. The method for preparing and processing the heat-insulating layer of the cold and hot medium pipeline according to claim 2, wherein the method comprises the following steps: the attaching frame (5) is of an arc-shaped structure, and the extension line of the axis of the lower pressing elastic column (61) penetrates through the axis of the pipeline.
4. The method for preparing and processing the heat-insulating layer of the cold and hot medium pipeline according to claim 1, wherein the method comprises the following steps: the blocking plate (67) is of an arc-shaped structure, the blocking telescopic column (66) has extension force, and an arc-shaped chamfer is arranged at the upper end of the side face, close to the pressing roller (62), of the blocking plate (67).
5. The method for preparing and processing the heat-insulating layer of the cold and hot medium pipeline according to claim 4, wherein the method comprises the following steps: and a cutting groove (671) is formed in the top surface of one end, close to the cutting square groove (63), of the blocking plate (67), the cutting groove (671) is located below the cutting square groove (63), and the cutter (64) penetrates through the cutting groove (671) along the pointed extending surface of the cutter.
6. The method for preparing and processing the heat-insulating layer of the cold and hot medium pipeline according to claim 1, wherein the method comprises the following steps: the height of the upper end of the guide roller (69) is higher than that of the upper end of the pipeline.
7. The method for preparing and processing the heat-insulating layer of the cold and hot medium pipeline according to claim 1, wherein the method comprises the following steps: the attaching frame (5) is provided with a movable groove (53), a movable sliding block (54) is arranged in the movable groove (53), and the lower end of the return spring (65) is connected to the movable sliding block (54).
8. The method for preparing and processing the heat-insulating layer of the cold and hot medium pipeline according to claim 7, wherein the method comprises the following steps: the bottom of the horizontal section of the cutting knife (64) is symmetrically provided with a clamping plate (641), and the opposite side surface of the clamping plate (641) corresponds to the side surface of the movable sliding block (54) along the direction of the movable groove (53).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010924755.6A CN112008967A (en) | 2020-09-05 | 2020-09-05 | Preparation and processing method of cold and hot medium pipeline heat-insulating layer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010924755.6A CN112008967A (en) | 2020-09-05 | 2020-09-05 | Preparation and processing method of cold and hot medium pipeline heat-insulating layer |
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| CN112008967A true CN112008967A (en) | 2020-12-01 |
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| CN202010924755.6A Withdrawn CN112008967A (en) | 2020-09-05 | 2020-09-05 | Preparation and processing method of cold and hot medium pipeline heat-insulating layer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112937956A (en) * | 2021-01-26 | 2021-06-11 | 任波 | Natural gas conveying pipeline manufacturing and forming method |
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