CN115255732B - Novel vacuum sealing device for heat-insulating oil sleeve - Google Patents
Novel vacuum sealing device for heat-insulating oil sleeve Download PDFInfo
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- CN115255732B CN115255732B CN202210926040.3A CN202210926040A CN115255732B CN 115255732 B CN115255732 B CN 115255732B CN 202210926040 A CN202210926040 A CN 202210926040A CN 115255732 B CN115255732 B CN 115255732B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
Abstract
The invention relates to a novel vacuum sealing device of a heat insulation oil sleeve, which comprises the following components: a translation mechanism for conveying the inner tube; the fixing mechanism is arranged in front of the translation mechanism, and a heating mechanism for heating the end part of the inner tube, an outer shaping hoop mechanism for shaping the outer wall of the inner tube and a punching and pressing mechanism for punching and pressing the inner tube are sequentially arranged on the fixing mechanism in a sliding manner; the front end of the fixing mechanism is provided with a diameter expanding mechanism for expanding the end part of the inner pipe; after the inner pipe is processed by the components, the inner pipe is completely cooled, and then the outer pipe is welded and the connecting pipe is welded; straightening the connecting pipe and processing internal/external threads after welding; the external thread of the connecting pipe is in threaded connection and is provided with a sealing mechanism for vacuum sealing the heat-insulating oil sleeve in a sealing way. Further comprises: and the control mechanism is used for realizing electrical control. The novel vacuum sealing device for the heat-insulating oil sleeve adopts screw thread sealing, has better sealing performance and saves more energy.
Description
Technical Field
The invention relates to the technical field of petroleum exploitation equipment, in particular to a novel vacuum sealing device for a heat insulation oil sleeve.
Background
Petroleum, which is a fluid mineral deeply buried in the ground, belongs to hydrocarbon compounds.
The petroleum exploitation is to excavate the place where the petroleum is stored and then extract the place. In the process, oil and gas flow into the bottom of the well from the reservoir, and rise to the wellhead from the bottom of the well. Petroleum extraction, comprising: the exploitation of thick oil/asphalt and natural gas has become a main output source of petroleum companies at home and abroad, and a heat insulation oil sleeve is commonly used in the thick oil exploitation process. The heat-insulating oil sleeve has a structure of a double-layer tube with a vacuum middle, and can store the temperature of thick oil/asphalt in a pipeline so as to keep good fluidity.
At present, in the production process of the finished product of the heat-insulating oil sleeve, holes are formed in the outer pipe wall and connected with vacuum equipment, and after the inner space of the heat-insulating oil sleeve is ensured to reach and maintain a vacuum state, the holes are sealed by welding. The conventional vacuumizing and welding sealing modes still have the following defects:
1. welding is carried out in a vacuum state, and the welding condition cannot be observed, so that the sealing performance of the welding is poor, and even waste products appear; 2. welding still requires the consumption of electrical energy.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides the novel vacuum sealing device for the heat insulation oil sleeve, which adopts screw thread sealing, has better sealing performance and saves more energy.
The invention adopts the technical scheme that:
a novel vacuum sealing apparatus for a heat transfer oil jacket, comprising:
a translation mechanism for conveying the inner tube of the heat-insulating oil sleeve;
a fixing mechanism is arranged in front of the translation mechanism;
the fixing mechanism is sequentially provided with a heating mechanism, an outer hoop mechanism and a profiling mechanism in a sliding manner, the heating mechanism is used for heating the end part of the inner pipe of the heat-insulating oil sleeve, the outer hoop mechanism is used for shaping the outer wall of the inner pipe of the heat-insulating oil sleeve, and the profiling mechanism is used for perforating and pressing the inner pipe of the heat-insulating oil sleeve;
the front end of the fixing mechanism is provided with a diameter expanding mechanism which is used for expanding the diameter of the end part of the inner pipe of the heat insulation oil sleeve;
after the end part of the inner tube of the heat-insulating oil sleeve is processed by the components, the heat-insulating oil sleeve is sleeved outside the outer tube of the heat-insulating oil sleeve until the heat-insulating oil sleeve is completely cooled, and the end part is welded and the connecting tube is welded;
straightening the connecting pipe and processing internal/external threads after welding;
the external thread of the connecting pipe is in threaded connection and is provided with a sealing mechanism in a sealing way, and the sealing mechanism is used for carrying out vacuum sealing on the heat-insulating oil sleeve;
further comprises:
and the control mechanism is used for realizing electric control and is electrically connected with the fixing mechanism, the heating mechanism, the profiling mechanism and the expanding mechanism.
Further, the translation mechanism includes:
the installation rack is arranged along the front-back direction, the upper end of the installation rack is provided with a rotating roller, the rotating rollers are arranged in parallel in the front-back direction, a driving motor is coaxially arranged on an extension shaft of the rotating roller, and the driving motor is electrically connected with a control mechanism.
Further, the fixing mechanism includes:
the fixed box is arranged right in front of the translation mechanism, the chuck is arranged on the upper portion of the front end of the fixed box, the inner pipe of the heat insulation oil conveying sleeve is penetrated to the claw of the chuck through the fixed box in a forward translation mode through the translation mechanism, the extending box is arranged on the lower portion of the front end of the fixed box in a forward extending mode, the longitudinal sliding rail is arranged at the upper end of the extending box, at least two longitudinal sliding rails are arranged in parallel along the left-right direction, and a screw rod and a sliding rod are horizontally arranged on the right side of the extending box.
Further, the chuck is arranged as an air chuck, and an air component on the chuck is electrically connected with the control mechanism.
Further, the heating mechanism includes:
the cover is located "pi" form back translation case on the extension case, the lower extreme of back translation case horizontal segment is provided with the back spout of indent, back spout and vertical slide rail sliding connection run through on the back translation case right side section and be provided with back slide hole, back perforation, back slide hole and slide bar sliding connection, the back perforation cover is located outside the screw rod, is provided with the back hand wheel on the back translation case outer wall on back perforation right side, the rotary rod of back hand wheel extends left, and its end and screw rod looks spiro union, and the upper end of back translation case is fixedly provided with heating coil, binding post, the heating coil snare is located outside the inner tube tip of heat insulation oil sheathed tube, and electric connection is provided with the coil lead wire that is used for preventing fires between heating coil, the binding post, and binding post is through connecting wire and control mechanism electric connection.
Further, an n-shaped front translation box is arranged on the upper cover of the extension box right in front of the heating mechanism, a concave front sliding chute is arranged at the lower end of the horizontal section of the front translation box, the front sliding chute is in sliding connection with the longitudinal sliding rail, a front sliding hole and a front perforation are arranged on the right side section of the front translation box in a penetrating manner, the front sliding hole is in sliding connection with the sliding rod, the front perforation is sleeved outside the screw rod, a front hand wheel is arranged on the outer wall of the front translation box on the right side of the front perforation, a rotating rod of the front hand wheel extends leftwards, and the tail end of the rotating rod of the front hand wheel is in threaded connection with the screw rod;
the upper end of the front translation box is fixedly provided with an outer hoop mechanism and a profiling mechanism from back to front in sequence.
Further, the outer hoop mechanism comprises:
the upper end of the supporting seat is provided with a cross beam, the cross beam is arranged in the left-right direction, a transverse sliding rail is arranged at the upper end of the cross beam along the direction of the cross beam, at least two transverse sliding rails are arranged, outer hoop dies are arranged on the transverse sliding rails in a sliding mode, the outer hoop dies are symmetrically provided with two groups and are sleeved outside the inner pipe end of the heat-insulating oil sleeve, and an adjusting hand wheel is arranged on the right arm of the cross beam and used for adjusting the two groups of symmetrical outer hoop dies to be far away from and close to each other.
Further, the profiling mechanism includes:
the gantry base is fixedly arranged at the upper end of the front translation box, a vertical stroke cylinder is arranged at the upper end of the gantry base and is electrically connected with the control mechanism, the stroke end of the vertical stroke cylinder extends downwards and is provided with a penetrating rod, the rear end of the penetrating rod is connected with a pressing arm, and the pressing arm is arranged in the front-rear direction and is higher than the lower end of the penetrating rod.
Further, the expanding mechanism includes:
the base box of extension case front end is set up in the fixed base box upper end, the fixed back protruding base that is provided with of base box upper end, back protruding base sets up to the upper end and extends backward and fall trapezoidal, and back protruding base upper end is provided with the slide, the slide sets up along fore-and-aft direction level, and slide front end is provided with horizontal stroke jar, horizontal stroke jar and control mechanism electrical connection, the stroke end of horizontal stroke jar inserts and locates the slide, and the stroke end of horizontal stroke jar is provided with the top, the top is inserted and is located in the intraductal tip of heat insulation oil sheathed tube.
Further, the sealing mechanism includes:
the sealing device comprises a through pipe, wherein one end of the through pipe is provided with a rotary hand wheel in a sealing manner, a rotary rod of the rotary hand wheel extends into the through pipe and is coaxially provided with a telescopic inserted rod, a sealing screw rod is coaxially clamped on the telescopic inserted rod, the sealing screw rod is in sealing threaded connection with internal threads of a connecting pipe, one end of the through pipe, which is far away from the rotary hand wheel, is provided with a baffle ring, an outer sealing ring is arranged on the baffle ring, an outer sealing ring is arranged between the end part of the baffle ring and the end part of the connecting pipe in a cushion manner, a fastening screw cylinder is clamped on the baffle ring, the fastening screw cylinder is sleeved outside the through pipe, the fastening screw cylinder is in sealing threaded connection with external threads of the connecting pipe, an outer connecting pipe is communicated with the outer wall of the through pipe, and the vacuum unit is communicated with the vacuum end of the vacuum unit.
The novel vacuum sealing device for the heat-insulating oil sleeve has the advantages that:
1. the end part of the inner tube of the heat insulation oil sleeve is processed through a translation mechanism, a fixing mechanism, a heating mechanism, an outer hoop mechanism, a profiling mechanism and a diameter expanding mechanism, so that the processing precision is improved;
2. and sealing the heat-insulating oil sleeve in a vacuum state through a sealing mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings required in the embodiments will be briefly described below, and the drawings in the following description are embodiments of the present invention.
FIG. 1 is a schematic general perspective view of a vacuum sealing apparatus for providing a novel heat-insulating oil jacket according to an embodiment of the present invention;
FIG. 2 is an enlarged partial perspective view of a translation mechanism of a vacuum sealing apparatus for a novel heat transfer oil jacket according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a fixing mechanism of a vacuum sealing apparatus for a novel heat-insulating oil casing according to an embodiment of the present invention;
FIG. 4 is a schematic perspective view of a heating mechanism of a vacuum sealing apparatus for providing a novel heat-insulating oil jacket according to an embodiment of the present invention;
FIG. 5 is an enlarged partial perspective view of a vacuum sealing apparatus for providing a novel heat transfer oil jacket according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of an outer hoop mechanism of a vacuum sealing apparatus for a novel heat-insulating oil jacket according to an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a profiling mechanism of a vacuum sealing apparatus for a novel heat-insulating oil jacket according to an embodiment of the present invention;
FIG. 8 is a schematic perspective view of a diameter expanding mechanism of a vacuum sealing apparatus for a novel heat-insulating oil casing according to an embodiment of the present invention;
FIG. 9 is a schematic perspective view of the end of an inner tube of a vacuum sealing apparatus for providing a novel heat-insulating oil jacket according to an embodiment of the present invention;
fig. 10 is a schematic perspective view of the end of a vacuum sealing apparatus for a novel heat-insulating oil casing according to an embodiment of the present invention.
In the figure:
1. the translation mechanism is arranged on the upper surface of the base,
10. a mounting frame, 11, a rotating roller, 12 and a driving motor,
2. the fixing mechanism is arranged on the upper surface of the base,
20. a fixed box, 21, a chuck, 22, an extension box, 23, a longitudinal slide rail, 24, a screw, 25 and a slide bar,
3. the heating mechanism is provided with a heating device,
30. rear translation box, 31, rear chute, 32, rear slide hole, 33, rear perforation, 34, rear hand wheel, 35, heating coil, 36, coil lead, 37, wiring terminal,
4. an outer hoop mechanism is arranged on the outer hoop,
40. a supporting seat, 41, a cross beam, 42, a transverse sliding rail, 43, an outer hoop die, 44 and an adjusting hand wheel,
5. the pressing mechanism is provided with a pressing mechanism,
50. a gantry seat 51, a vertical stroke cylinder 52, a penetrating rod 53 and a pressing arm,
6. the diameter-expanding mechanism is used for expanding the diameter of the pipe,
60. a base box 61, a backward convex base 62, a sliding cylinder 63, a horizontal stroke cylinder 64 and a plug,
70. a front translation box 71, a front chute 72, a front slide hole 73, a front perforation 74 and a front hand wheel,
8. the sealing mechanism is provided with a sealing mechanism,
80. the device comprises a through pipe, 81, a rotary hand wheel, 82, a telescopic inserted link, 83, a sealing screw, 84, a baffle ring, 85, an outer sealing ring, 86, a fastening screw cylinder, 87 and an outer connecting pipe.
Detailed Description
In order to more clearly and clearly describe the specific implementation objects and embodiments of the present invention, the following description will fully describe the technical solutions of the present invention, and the described embodiments are some, but not all, embodiments of the present invention. All other embodiments based on the described embodiments of the invention fall within the scope of the invention without making inventive efforts.
The invention relates to a novel vacuum sealing device of a heat insulation oil sleeve, as shown in figure 1, comprising: and the control mechanism is used for realizing electrical control.
And, a translation mechanism 1 for conveying the inner tube of the heat insulation oil sleeve, wherein the translation mechanism 1, as shown in fig. 2, comprises:
the installation frame 10 that sets up along the fore-and-aft direction, the upper end of installation frame 10 is provided with the roller 11, the roller 11 is along the parallel multiunit of fore-and-aft direction, is provided with driving motor 12 on the extension axle of roller 11 on the same axle, driving motor 12 and control mechanism electrical connection.
A fixing mechanism 2 is disposed in front of the translation mechanism 1, and the fixing mechanism 2, as shown in fig. 3, includes:
the fixed box 20 in translation mechanism 1 dead ahead, the upper portion of fixed box 20 front end is provided with chuck 21, chuck 21 sets up to pneumatic chuck, pneumatic component and the control mechanism electrical connection on the chuck 21, carries the jack catch department that the heat transfer oil sheathed tube was worn to chuck 21 through fixed box 20 through translation mechanism 1 forward translation, and the lower part of fixed box 20 front end extends forward and is provided with extension case 22, extension case 22 upper end is provided with vertical slide rail 23, vertical slide rail 23 is provided with two at least side by side along controlling the direction, and extension case 22's right side level is provided with screw rod 24, slide bar 25.
As shown in fig. 1, the fixing mechanism 2 is provided with a heating mechanism 3, an outer hoop mechanism 4 and a profiling mechanism 5 in a sliding manner.
The heating mechanism 3 is configured to heat an end portion of an inner tube of the heat insulation oil jacket, as shown in fig. 4, and includes:
the cover is located the back translation case 30 of "pi" form on the extension case 22, the lower extreme of back translation case 30 horizontal segment is provided with indent back spout 31, back spout 31 and vertical slide rail 23 sliding connection are run through on the back translation case 30 right side section and are provided with back slide hole 32, back perforation 33, back slide hole 32 and slide bar 25 sliding connection, back perforation 33 cover is located outside the screw rod 24, is provided with back hand wheel 34 on the back translation case 30 outer wall on back perforation 33 right side, the rotary rod of back hand wheel 34 extends left, its end and screw rod 24 looks spiro union, and the upper end of back translation case 30 is fixed and is provided with heating coil 35, binding post 37, heating coil 35 cover is located outside the inner tube tip of heat insulation oil sleeve pipe, electrical connection is provided with the coil lead 36 that is used for the flame retardant between heating coil 35, the binding post 37, and the binding post 37 is connected with control mechanism electricity through the connecting wire.
As shown in fig. 5, the upper cover of the extension box 22 right in front of the heating mechanism 3 is provided with a pi-shaped front translation box 70, the lower end of the horizontal section of the front translation box 70 is provided with a concave front chute 71, the front chute 71 is slidably connected with the longitudinal sliding rail 23, the right side section of the front translation box 70 is provided with a front sliding hole 72 and a front through hole 73 in a penetrating way, the front sliding hole 72 is slidably connected with the sliding rod 25, the front through hole 73 is sleeved outside the screw 24, the outer wall of the front translation box 70 on the right side of the front through hole 73 is provided with a front hand wheel 74, the rotating rod of the front hand wheel 74 extends leftwards, and the tail end of the rotating rod of the front hand wheel 74 is in threaded connection with the screw 24; the upper end of the front translation box 70 is fixedly provided with an outer hoop mechanism 4 and a profiling mechanism 5 from back to front in sequence.
The outer hoop mechanism 4 is used for shaping the outer wall of the inner pipe of the heat insulation oil sleeve, as shown in fig. 6, and comprises:
the supporting seat 40 is fixedly arranged at the upper end of the front translation box 70, the cross beam 41 is arranged at the upper end of the supporting seat 40, the cross beam 41 is arranged in the left-right direction, the upper end of the cross beam 41 is provided with at least two transverse sliding rails 42 in the direction, the transverse sliding rails 42 are provided with two outer hoop dies 43 in a sliding mode, the outer hoop dies 43 are symmetrically arranged in two groups and are sleeved outside the end portion of the inner tube of the heat-insulating oil sleeve, and an adjusting hand wheel 44 is arranged on the right arm of the cross beam 41 and used for adjusting the two symmetrical groups of outer hoop dies 43 to be far away from and close to each other.
The profiling mechanism 5 is used for punching and pressing grooves on the inner tube of the heat insulation oil sleeve, as shown in fig. 7, and comprises:
the gantry base 50 is fixedly arranged at the upper end of the front translation box 70, a vertical stroke cylinder 51 is arranged at the upper end of the gantry base 50, the vertical stroke cylinder 51 is electrically connected with the control mechanism, the stroke end of the vertical stroke cylinder 51 extends downwards and is provided with a penetrating rod 52, the rear end of the penetrating rod 52 is connected with a pressing arm 53, and the pressing arm 53 is arranged along the front-rear direction and is higher than the lower end of the penetrating rod 52.
The front end of the fixing mechanism 2 is provided with a diameter expanding mechanism 6, and the diameter expanding mechanism 6 is used for expanding the diameter of the end part of the inner pipe of the heat insulation oil sleeve, as shown in fig. 8, and comprises:
the base box 60 of fixed setting in extension case 22 front end, the fixed back protruding base 61 that is provided with in base box 60 upper end, back protruding base 61 sets up to the upper end and extends backward trapezoidal, and back protruding base 61 upper end is provided with a slide tube 62, slide tube 62 sets up along fore-and-aft direction level, slide tube 62 front end is provided with horizontal stroke jar 63, horizontal stroke jar 63 and control mechanism electrical connection, the stroke end of horizontal stroke jar 63 inserts and locates slide tube 62, and the stroke end of horizontal stroke jar 63 is provided with plug 64, plug 64 inserts and locates in the interior pipe end of heat insulation oil casing.
As shown in fig. 9, after the end of the inner pipe of the heat-insulating oil sleeve is processed by the components, the heat-insulating oil sleeve is sleeved outside the outer pipe of the heat-insulating oil sleeve until the heat-insulating oil sleeve is completely cooled, and the end welding and the welding of the connecting pipes are performed;
straightening the connecting pipe and processing internal/external threads after welding;
the external screw thread of connecting pipe is gone up the spiro union and is sealed and be provided with sealing mechanism 8, sealing mechanism 8 is used for carrying out vacuum, sealing to thermal-insulated oil casing, as shown in fig. 10, includes:
the siphunculus 80, the one end seal of siphunculus 80 is provided with rotatory hand wheel 81, rotatory pole of rotatory hand wheel 81 extends to in the siphunculus 80 and is provided with flexible inserted bar 82 coaxially, coaxial joint is provided with sealed screw 83 on the flexible inserted bar 82, sealed screw 83 is sealed spiro union with the internal thread of connecting pipe, and the one end that rotatory hand wheel 81 was kept away from to siphunculus 80 is provided with keeps off ring 84, be provided with outer sealing washer 85 on the keeping off ring 84, outer sealing washer 85 fills up and locates between the tip of keeping off ring 84, the tip of connecting pipe, keeps off ring 84 on the joint be provided with fastening screw 86, the outside of siphunculus 80 is located to the cover of fastening screw 86, and the external screw thread seal spiro union of fastening screw 86 and connecting pipe is provided with outer connecting pipe 87 on the outer wall of siphunculus 80, outer connecting pipe 87 and the same vacuum end intercommunication of vacuum unit.
The specific structure of the vacuum sealing device for a novel heat-insulating oil sleeve in the above embodiment is further described below:
fixing:
the inner tube of the heat-insulating oil jacket is translated in the front-rear direction by the translation mechanism 1 until the end of the inner tube of the heat-insulating oil jacket is translated to directly above the translation box 30, and the inner tube of the heat-insulating oil jacket is clamped by the chuck 21 by the control mechanism.
Heating:
the front and rear positions of the heating coil 35 are adjusted by the rear hand wheel 34 until the inner tube end of the heat-insulating oil jacket is reached, and the heating coil 35 is electrified by the control mechanism to heat the inner tube end of the heat-insulating oil jacket.
Expanding:
the front and rear positions of the outer hoop die 43 are adjusted by the front hand wheel 74; the outer hoop die 43 is adjusted to be encircling outside the end part of the inner pipe of the heat-insulating oil sleeve through the adjusting hand wheel 44;
the stroke end of the horizontal stroke cylinder 63 is moved rearward by the control mechanism, and the plug 64 is inserted into the inner tube of the heated heat insulating oil jacket.
At this time, the inner and outer walls of the inner tube of the insulating oil jacket are respectively contacted with the plug 64 and the outer hoop mold 43, and are shaped.
Punching and profiling:
the outer hoop mould 43 is adjusted to be opened by adjusting the hand wheel 44;
the stroke end of the vertical stroke cylinder 5 is moved downwards by the control mechanism, the penetrating rod 52 penetrates through the inner tube of the heat insulation oil sleeve, and the pressing arm 53 presses out an air passing channel on the outer wall of the inner tube of the heat insulation oil sleeve.
The plug 64 is provided with a through hole penetrating the penetrating rod 52 in the up-down direction, so that the penetrating rod 52 penetrates the inner tube wall of the heat insulation oil jacket.
And (5) recovering:
naturally cooling, the stroke end of the horizontal stroke cylinder 63 is moved forward by the control mechanism, and the plug 64 is pulled out from the inside pipe of the insulating oil jacket.
The chuck 21 is released from the inner tube of the heat-insulating oil jacket by the control mechanism and sent to the equipment of the welding process.
Vacuum and sealing:
after the welding process is finished, straightening the connecting pipe through a straightening rotary rod, and sealing and processing internal threads and external threads on the inner wall and the outer wall of the connecting pipe through screw taps;
the external thread of the connecting pipe is screwed with the fastening screw cylinder 86, so that the external sealing ring 85 is sealed and connected with the connecting pipe and the baffle ring 84 in a sealing way, and the hollow part of the heat insulation oil sleeve is vacuumized by the vacuum unit through the external connecting pipe 87;
by rotating the hand wheel 81, the telescopic inserted rod 82 in the outer connecting pipe 87 drives the sealing screw 83 to rotate until the sealing screw is in sealing threaded connection with the internal thread of the connecting pipe.
At this time, the hollow part of the heat-insulating oil sleeve is kept in a vacuum state, the valve of the pipeline communicated with the vacuum unit is closed, and the sealing mechanism 8 can be removed by loosening the fastening screw cylinder 86.
With the above description in mind, the embodiments of the vacuum sealing apparatus for a novel heat-insulating oil jacket pipe according to the present invention are not limited to the above description, and various changes and modifications can be made by the personnel involved without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (4)
1. The utility model provides a novel vacuum seal of heat insulating oil sleeve pipe device which characterized in that:
comprising the following steps:
a translation mechanism (1) for conveying the inner tube of the heat-insulating oil sleeve;
a fixing mechanism (2) is arranged in front of the translation mechanism (1);
the fixing mechanism (2) is provided with a heating mechanism (3), an outer hoop mechanism (4) and a profiling mechanism (5) in a sliding way in sequence,
the heating mechanism (3) is used for heating the end part of the inner pipe of the heat insulation oil sleeve, and the heating mechanism (3) comprises:
the upper end of the rear translation box (30) is fixedly provided with a heating coil (35) and a wiring terminal (37), the right side section of the rear translation box (30) is penetrated and provided with a rear sliding hole (32) and a rear through hole (33), the rear sliding hole (32) is in sliding connection with a sliding rod (25), the rear through hole (33) is sleeved outside a screw rod (24), the outer wall of the rear translation box (30) on the right side of the rear through hole (33) is provided with a rear hand wheel (34), the tail end of the rotary rod of the rear hand wheel (34) is in threaded connection with the screw rod (24), the upper end of the rear translation box (30) is fixedly provided with the heating coil (35) and the wiring terminal (37), the heating coil (35) is sleeved outside the inner pipe end of the heat insulation oil sleeve, the electric connection between the heating coil (35) and the wiring terminal (37) is provided with a coil (36) for flame resistance, the wiring terminal (37) is electrically connected with a control mechanism through a connecting wire,
the upper cover of an extension box (22) right in front of the heating mechanism (3) is provided with a n-shaped front translation box (70), the lower end of a horizontal section of the front translation box (70) is provided with a concave front sliding chute (71), the front sliding chute (71) is in sliding connection with a longitudinal sliding rail (23), a front sliding hole (72) and a front perforation (73) are arranged on the right side section of the front translation box (70) in a penetrating way, the front sliding hole (72) is in sliding connection with a sliding rod (25), the front perforation (73) is sleeved outside a screw (24), the outer wall of the front translation box (70) on the right side of the front perforation (73) is provided with a front hand wheel (74), a rotating rod of the front hand wheel (74) extends leftwards, and the tail end of the rotating rod of the front hand wheel (74) is in threaded connection with the screw (24);
the upper end of the front translation box (70) is fixedly provided with an outer hoop mechanism (4) and a profiling mechanism (5) from back to front in sequence,
the outer hoop mechanism (4) is used for shaping the outer wall of the inner pipe of the heat insulation oil sleeve, and the outer hoop mechanism (4) comprises:
the device comprises a supporting seat (40) fixedly arranged at the upper end of a front translation box (70), wherein a cross beam (41) is arranged at the upper end of the supporting seat (40), the cross beam (41) is arranged in the left-right direction, transverse sliding rails (42) are arranged at the upper end of the cross beam along the direction of the cross beam, at least two transverse sliding rails (42) are arranged, outer hoop dies (43) are slidably arranged on the transverse sliding rails (42), two groups of outer hoop dies (43) are symmetrically arranged and sleeved outside the end part of an inner pipe of a heat insulation oil sleeve, and an adjusting hand wheel (44) is arranged on the right arm of the cross beam (41) and used for adjusting the two groups of symmetrical outer hoop dies (43) to be far away from and close to each other;
the profiling mechanism (5) is used for punching holes and pressing grooves on an inner tube of the heat insulation oil sleeve, and the profiling mechanism (5) comprises:
the device comprises a gantry seat (50) fixedly arranged at the upper end of a front translation box (70), wherein a vertical stroke cylinder (51) is arranged at the upper end of the gantry seat (50), the vertical stroke cylinder (51) is electrically connected with a control mechanism, the stroke end of the vertical stroke cylinder (51) extends downwards and is provided with a penetrating rod (52), the rear end of the penetrating rod (52) is connected with a pressing arm (53), and the pressing arm (53) is arranged along the front-rear direction and is higher than the lower end of the penetrating rod (52);
the front end of fixed establishment (2) is provided with expansion mechanism (6), expansion mechanism (6) are used for carrying out the expansion to the intraductal portion of heat insulation oil sleeve, and expansion mechanism (6) includes:
the heat insulation oil pipe comprises a base box (60) fixedly arranged at the front end of an extension box (22), a rear convex base (61) is fixedly arranged at the upper end of the base box (60), the rear convex base (61) is arranged to be of an inverted trapezoid shape with the upper end extending backwards, a sliding cylinder (62) is arranged at the upper end of the rear convex base (61), the sliding cylinder (62) is horizontally arranged along the front-back direction, a horizontal stroke cylinder (63) is arranged at the front end of the sliding cylinder (62), the horizontal stroke cylinder (63) is electrically connected with a control mechanism, the stroke end of the horizontal stroke cylinder (63) is inserted into the sliding cylinder (62), a top head (64) is arranged at the stroke end of the horizontal stroke cylinder (63), and the top head (64) is inserted into the inner pipe end of the heat insulation oil pipe;
after the end part of the inner tube of the heat-insulating oil sleeve is processed by the heating mechanism (3), the outer hoop mechanism (4), the profiling mechanism (5) and the expanding mechanism (6), the heat-insulating oil sleeve is completely cooled, and then the outer tube of the heat-insulating oil sleeve is sleeved outside for end part welding and connecting tube welding;
straightening the connecting pipe and processing internal/external threads after welding;
the external screw thread of connecting pipe is gone up the spiro union and is sealed and be provided with sealing mechanism (8), sealing mechanism (8) are used for carrying out vacuum, sealing to thermal-insulated oil jacket pipe, sealing mechanism (8), include:
the device comprises a through pipe (80), wherein one end of the through pipe (80) is provided with a rotary hand wheel (81) in a sealing manner, a rotary rod of the rotary hand wheel (81) extends into the through pipe (80) and is coaxially provided with a telescopic inserted rod (82), a sealing screw rod (83) is coaxially clamped on the telescopic inserted rod (82), the sealing screw rod (83) is in sealing threaded connection with an internal thread of a connecting pipe, one end, far away from the rotary hand wheel (81), of the through pipe (80) is provided with a baffle ring (84), the baffle ring (84) is provided with an outer sealing ring (85), the outer sealing ring (85) is arranged between the end part of the baffle ring (84) and the end part of the connecting pipe in a cushioning manner, a fastening screw cylinder (86) is arranged on the baffle ring (84) in a clamping manner, the fastening screw cylinder (86) is sleeved outside the through pipe (80) and is in threaded connection with an external thread sealing manner, an external connecting pipe (87) is arranged on the outer wall of the through pipe (80) in a communicating manner, and the external connecting pipe (87) is communicated with a vacuum end of a vacuum unit;
further comprises:
the control mechanism is used for realizing electric control and is electrically connected with the fixing mechanism (2), the heating mechanism (3), the profiling mechanism (5) and the expanding mechanism (6).
2. The vacuum sealing apparatus of a novel heat insulating oil jacket according to claim 1, wherein:
the translation mechanism (1) comprises:
the mounting frame (10) that the direction set up around along, the upper end of mounting frame (10) is provided with changeing roller (11), changeing roller (11) are along the parallel multiunit of fore-and-aft direction, are provided with driving motor (12) on the extension axle of changeing roller (11) coaxial, driving motor (12) and control mechanism electrical connection.
3. The vacuum sealing apparatus of a novel heat insulating oil jacket according to claim 1, wherein:
the fixing mechanism (2) comprises:
the automatic thermal insulation device comprises a fixing box (20) arranged right in front of a translation mechanism (1), a chuck (21) is arranged on the upper portion of the front end of the fixing box (20), an inner pipe of a thermal insulation oil conveying sleeve is translated forward through the translation mechanism (1) and penetrates to a claw of the chuck (21) through the fixing box (20), an extending box (22) is arranged at the lower portion of the front end of the fixing box (20) in a forward extending mode, a longitudinal sliding rail (23) is arranged at the upper end of the extending box (22), at least two longitudinal sliding rails (23) are arranged in parallel along the left-right direction, and a screw (24) and a sliding rod (25) are horizontally arranged on the right side of the extending box (22).
4. The vacuum sealing apparatus of a novel heat insulating oil jacket according to claim 1, wherein:
the chuck (21) is arranged as an air chuck, and the air components on the chuck (21) are electrically connected with the control mechanism.
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| CN202210926040.3A CN115255732B (en) | 2022-08-03 | 2022-08-03 | Novel vacuum sealing device for heat-insulating oil sleeve |
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| CN202210926040.3A CN115255732B (en) | 2022-08-03 | 2022-08-03 | Novel vacuum sealing device for heat-insulating oil sleeve |
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| CN115255732B true CN115255732B (en) | 2023-06-02 |
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| CN115625206B (en) * | 2022-12-21 | 2023-03-17 | 张家港嘉园钢铁制品有限公司 | Production method of high-precision seamless steel tube |
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