CN111791031A - Pipe fitting and flange manufacturing process and assembling method - Google Patents

Pipe fitting and flange manufacturing process and assembling method Download PDF

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Publication number
CN111791031A
CN111791031A CN202010699586.0A CN202010699586A CN111791031A CN 111791031 A CN111791031 A CN 111791031A CN 202010699586 A CN202010699586 A CN 202010699586A CN 111791031 A CN111791031 A CN 111791031A
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flange
groove
seat
milling
pipe fitting
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CN111791031B (en
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陈小苗
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Jiangsu Langboone Pipeline Manufacturing Co ltd
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Individual
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)

Abstract

The invention discloses a pipe fitting and flange manufacturing process and an assembling method, which comprises the following steps: firstly, cutting an annular groove and milling a slot on an original flange, then drilling a positioning hole on an original pipe fitting, then simultaneously drilling the processed original flange and the original pipe fitting, then inserting a positioning pin into the positioning hole of the formed pipe fitting, installing a cylindrical pin on a limiting hole of the formed flange, and finally butting the formed pipe fitting and the formed flange and rotationally installing. According to the invention, the groove cutting mechanism and the groove milling mechanism are used for turning an annular groove and milling the slot on the original flange, the hole drilling mechanism is used for firstly drilling a positioning hole on the original pipe fitting, and then synchronously drilling the flange and the original pipe fitting after the slot milling.

Description

Pipe fitting and flange manufacturing process and assembling method
Technical Field
The invention relates to the technical field of pipe fitting processing, in particular to a pipe fitting and flange manufacturing process and an assembling method.
Background
The flange is also called a flange plate, is of a circular ring structure, is provided with a circular ring bulge in the middle and is used for a part for butting pipe fittings. The flanges are provided with holes near the edges, and the two flanges are tightly connected through bolts so as to enable the butted pipe fittings to be communicated. The flanges are sealed with gaskets. The existing pipe fitting and flange are mostly welded or in threaded connection, the welding of the pipe fitting and the flange needs to be fixed, the on-site installation and construction time can be occupied, the threaded connection of the pipe fitting and the flange needs to be screwed in advance, the flange needs to be rotated forcibly during on-site installation to enable the pipe fitting to be stable in pipe fitting connection, time and labor are wasted, and the quick butt joint installation of the pipe fitting is not facilitated.
Disclosure of Invention
The present invention is directed to a process for manufacturing a pipe and a flange and a method for assembling the same, which solve the above problems of the prior art.
In order to achieve the aim, the invention provides a pipe fitting and flange manufacturing process and an assembling method, which comprises the following steps:
firstly, grooving the original flange:
s1, fixing the original flange on the outer end face of a fixed disc on one side of a grooving seat on the processing equipment of the pipe fitting and the flange;
s2, inserting the tail end of the turning tool into the tool hole, screwing the rocking handle at the top of the sliding block, pushing the sliding block to the fixed disc until the front end of the turning tool is aligned with the middle part of the circular ring bulge of the original flange, and screwing the rocking handle on the fixed table to stabilize the sliding block;
s3, starting the grooving motor to work, driving the fixed disc to drive the original flange to rotate synchronously, and then rotating the rotating handle to drive the movable block to approach the rotating original flange until the movable block touches the original flange to perform grooving;
s4, retracting the movable block, dismounting the grooved flange, and continuously mounting the next original flange to perform grooving according to the steps;
the processing equipment of the pipe fitting and the flange comprises a processing table, wherein a grooving seat is fixed at the left end of the top surface of the processing table, a grooving mechanism is installed on the grooving seat, the grooving mechanism comprises a grooving motor installed at the center of the left side surface of the grooving seat, one end of an output shaft of the grooving motor is coaxially connected with a fixed disc penetrating through the center of the grooving seat, a sliding block and a movable block are installed on the right side of the grooving seat, L-shaped limiting grooves are formed in the front end of the sliding block and close to the two sides of the sliding block, a plurality of tooth-shaped grooves are formed in the middle of the top surface of the sliding block at equal intervals along the directions of the two side edges of the sliding block, the movable block is of a square block structure, movable pins inserted into the limiting grooves are vertically arranged on the two side edges of the bottom surface;
secondly, groove milling of the flange after groove cutting:
s5, fixing the flange after grooving on a fixed disc at one side of the groove milling seat;
s6, starting a groove milling motor to work, driving the circular tube and the milling cutter to rotate synchronously, holding the grab handle by a worker to push the circular tube and the milling cutter to the groove milling seat, and enabling the milling cutter rotating at a high speed to contact with the flange after groove cutting to mill grooves;
s7, loosening the grab handle, resetting the movable plate under the action of the resilience force of the pressure spring, starting the first servo motor to enable the first servo motor to work for a pulse, driving the fixed disc to rotate for 180 degrees, and milling the groove according to the steps;
s8, unloading the flange after completing the symmetrical groove milling, and continuing to install the flange after the next groove milling to symmetrically mill the groove according to the steps;
a milling groove seat is fixed in the middle of the top surface of the machining table, a milling groove mechanism is mounted on the milling groove seat and comprises a first servo motor mounted in the center of the left side surface of the milling groove seat, one end of an output shaft of the first servo motor is coaxially connected with a fixed disc penetrating through the center of the milling groove seat, a movable milling groove motor is mounted on the horizontal top surface of the milling groove seat, one end of an output shaft of the milling groove motor is coaxially connected with a circular tube, and a milling cutter is sleeved at the bottom end of the circular tube;
thirdly, drilling the flange and the original pipe fitting after groove milling:
s9, fixing the limiting cylinder on the outer end face of the fixed disc on one side of the drilling seat, and enabling the avoiding groove to be vertically upward;
s10, sleeving the original pipe fitting on the front end of the limiting cylinder and abutting against the limiting ring, starting the drilling motor to work to drive the threaded drill to rotate, starting the forward and reverse rotation motor to rotate forward, and driving the screw rod to drive the lifting platform to descend so that the threaded drill contacts the original pipe fitting to drill the hole;
s11, starting a forward and reverse rotation motor to enable the forward and reverse rotation motor to work reversely, driving the screw rod to drive the lifting platform to ascend, then starting a second servo motor to enable the second servo motor to work for a pulse, driving the fixed disc to rotate for 180 degrees, and then drilling the original pipe fitting according to the steps;
s12, after the original pipe is drilled, detaching the limiting cylinder, fixing the flange after groove milling on the fixed disc, deflecting the flange by an included angle of an adjacent hole, and replacing with a threaded drill with the same diameter as the fixed hole;
s13, sleeving the original pipe fitting drilled in advance on the flange subjected to groove milling to enable the original pipe fitting to rotate an included angle of an adjacent hole, and drilling the same positions of the flange subjected to groove milling and the pipe fitting subjected to hole drilling according to the steps to form a final forming flange and a forming pipe fitting;
a drilling seat is fixed at the right end of the top surface of the machining table, a drilling mechanism is installed on the drilling seat, the drilling seat is inverted L-shaped, a C-shaped guide seat is symmetrically fixed on the horizontal top surface of the drilling seat along the directions of two side edges of the drilling seat, the drilling seat comprises a second servo motor installed in the center of the left side surface of the drilling seat, one end of an output shaft of the second servo motor is coaxially connected with a fixed disc penetrating through the center of the drilling seat, a drilling motor which moves up and down is installed between the guide seats, a lifting table is fixed on the end surface of the output shaft of the drilling motor, a forward and reverse rotating motor driving the lifting table to lift is installed at the top end of one guide seat, a threaded drill is coaxially connected with one end of the output shaft of the drilling motor;
fourthly, a rapid installation stage of the forming flange and the forming pipe fitting:
s14, inserting the positioning pin into the positioning hole and protruding the inner side of the pipe fitting;
s15, sequentially sleeving the round block, the spring and the cylindrical pin into the limiting hole;
s16, sleeving the formed pipe fitting with the formed flange, and rotating the formed flange until the cylindrical pin is ejected out of the fixing hole when the positioning pin is inserted into the slot and reaches the annular groove;
the annular has been seted up to the protruding lateral surface in middle part of shaped flange, and the slot has been seted up to the protruding front end radial symmetry in middle part of shaped flange, and the protruding outside in middle part of shaped flange has radially seted up spacing hole along it, and the locating hole has been seted up to the radial symmetry in the left end outside of shaping pipe fitting, and closely the grafting of inside of locating hole has the locating pin, and the fixed orifices has radially been seted up in the left end outside of shaping pipe fitting, but pegs graft in the fixed orifices has the cylindric lock that boun.
As the further improvement of this technical scheme, the discharge opening has been seted up on the right side of grooving seat and being located the processing platform, install the iron fillings case under the discharge opening, the bottom surface of processing platform and the bilateral symmetry that is located the discharge opening are fixed with the cutting that is the L type, the horizontal welding has the backup pad between the vertical welding in both ends of processing platform has square slab and the square slab, the iron fillings case is square box-like and top mouth both sides are equipped with the cutting edge of pegging graft with the cutting, the inside joint of iron fillings case has the filter, a plurality of through-holes have been seted up to the top surface edge of filter, the welding of the top surface middle part of filter has hollow case, a plurality of screw holes have been seted up to hollow case's bottom surface, a plurality of magnets that are the cylinder have been placed to hollow case.
As the further improvement of this technical scheme, the front side of discharge opening is fixed with the slide rail of perpendicular to grooving seat, and the slide rail is the I shape, and the spout of pegging graft with the slide rail is seted up to the left end of slider, and the front end of slider is equipped with the fixed station, and the top surface central thread connection of fixed station has the rocking handle, and the sword hole has been seted up at the preceding terminal surface center of movable block, and the cooperation of pegging graft of sword hole and lathe tool, the center of the directional fixed disc of top surface level of lathe tool, and the center that the top surface middle part threaded connection of movable block has the rocking handle gear that compresses tightly the lathe tool is pegged graft.
As the further improvement of the technical scheme, a cutting fluid box is installed on one side of the left end of the machining table, a water pump is installed at the top of the cutting fluid box, a water pumping pipe of the water pump penetrates through the inside of the cutting fluid box, a water outlet pipe is inserted into a water outlet port of the water pump, a supporting block is welded on the top surface of the grooving seat, the water outlet pipe is in clamping fit with a top U-shaped port of the supporting block, and the front end of the water outlet pipe extends and is bent to the position above the front end of the turning tool.
As a further improvement of this technical scheme, the milling flutes seat is the logical groove of its vertical section of perpendicular to that sets up in type of falling L and its horizontal top surface center, the both sides that lead to the groove are the parallel form and are fixed with spacing, the output shaft terminal surface of milling flutes motor is fixed with the movable plate, the movable plate pegs graft and can slide with spacing, the right-hand member that leads to the groove is fixed with the dog, the right-hand member middle part of movable plate is equipped with the carriage release lever perpendicularly, square notch and the notch have been seted up at the top surface middle part of carriage release lever and have been placed the pressure spring in, the notch left end and the dog joint cooperation of carriage release lever, the right.
As a further improvement of this technical scheme, the two inside planes symmetry of guide holder is equipped with the vertical retort, the radial bilateral symmetry of elevating platform is equipped with the extension piece, extend piece and guide holder joint and slidable, the recess of pegging graft with the vertical retort is seted up to the both sides of extending the piece, the output shaft one end coaxial coupling of positive and negative motor has the lead screw, the lead screw runs through the horizontal top surface of the extension piece to the drilling seat of its below, the groove of dodging is seted up to the front end radial symmetry of spacing section of thick bamboo, the outside middle part of spacing section of thick bamboo is equipped with the spacing ring, the rear end of spacing section of thick bamboo just is located and dodges the welding of groove directly behind there is the bulge loop, and the bulge loop passes.
As the further improvement of the technical scheme, the slot is communicated with the annular groove, the rubber ring is sleeved outside the middle protrusion of the forming flange, the positioning pin is in sliding connection with the slot and the annular groove, and the distance from the center of the positioning hole to the left end face of the formed pipe fitting is equal to the distance from the annular groove to the end face of the forming flange.
As a further improvement of the technical scheme, the inner side of the limiting hole close to the forming flange is tightly inserted with a round block, the center of the top surface of the round block is embedded with a spring, and the top end of the spring is in sleeve joint with the bottom end of the cylindrical pin.
As a further improvement of the technical scheme, a support frame is welded at the right end of the processing table, a support bracket is connected onto the support frame in a sliding mode, and the top end of the support bracket is of a semicircular structure and is in clamping fit with the formed pipe fitting.
Compared with the prior art, the invention has the beneficial effects that:
1. in the pipe fitting and flange manufacturing process and the assembling method, the original flange is driven to rotate by the grooving mechanism arranged on the processing table, the annular groove is cut by the turning tool, the structure is simple and easy to operate, meanwhile, the cutting fluid box is arranged on one side of the grooving mechanism and used for providing cutting fluid to cool the turning tool, and the flange grooving process is beneficial to batch flange grooving so as to facilitate subsequent installation.
2. In the pipe fitting and flange manufacturing process and the assembling method, the groove milling mechanism arranged on the processing table is used for milling the groove of the flange after the groove cutting, and the groove milling mechanism is communicated with the groove milling mechanism.
3. According to the pipe fitting and flange manufacturing process and the flange assembling method, the drilling mechanism arranged on the processing table is used for firstly drilling the positioning hole on the original pipe fitting, and then synchronously drilling the flange subjected to groove milling and the original pipe fitting, so that the structure is simple and easy to operate, and subsequent installation is facilitated.
4. According to the pipe fitting and flange manufacturing process and the assembling method, the positioning pin is inserted into the positioning hole of the formed pipe fitting, the elastic cylindrical pin is installed in the limiting hole, then the formed pipe fitting is butted with the formed flange, the cylindrical pin protrudes out of the fixing hole, the formed pipe fitting and the formed flange can be quickly butted and installed, and the field installation progress is accelerated.
Drawings
FIG. 1 is a schematic view of the entire structure of embodiment 1;
FIG. 2 is a schematic view of the assembled structure of the formed flange and the formed pipe after processing in example 1;
FIG. 3 is a schematic structural view of a formed flange after processing in example 1;
FIG. 4 is a partial schematic structural view of the formed tube after processing according to example 1;
FIG. 5 is a partial structure view of the left end of the processing table of embodiment 1;
FIG. 6 is a schematic structural view of a grooving mechanism according to embodiment 1;
FIG. 7 is a schematic view showing a grooved flange structure according to example 1;
FIG. 8 is a schematic view showing an assembly structure of a slider and a movable block according to embodiment 1;
FIG. 9 is a schematic view of the gear structure of embodiment 1;
FIG. 10 is a schematic view of the structure of the iron piece case of example 1;
FIG. 11 is an exploded view of the filter plate assembly of example 1;
FIG. 12 is a partial structural view of a middle part of a processing table of embodiment 1;
FIG. 13 is a schematic structural view of a groove milling mechanism according to embodiment 1;
FIG. 14 is a partial structural view of a groove milling mechanism according to embodiment 1;
fig. 15 is a structural schematic view of a formed pipe drilling fixing state in embodiment 1;
fig. 16 is a structural diagram illustrating a positioning hole processing and fixing state of the formed pipe fitting in embodiment 1;
FIG. 17 is a partial configuration diagram of the right end of the processing table in example 1;
FIG. 18 is a partial structural view of a drilling mechanism according to embodiment 1;
FIG. 19 is a schematic structural view of a position-limiting cylinder in accordance with embodiment 1;
fig. 20 is a schematic structural view of a fixed hole machining state of the formed pipe fitting of embodiment 1.
The various reference numbers in the figures mean:
100. a processing table; 101. a slot cutting seat; 102. a support block; 103. a slide rail; 104. a discharge opening; 105. cutting; 106. a support plate;
110. a cutting fluid tank; 120. a water pump; 121. a water outlet pipe;
130. a scrap iron box; 131. inserting edges; 132. a filter plate; 133. a hollow box; 134. a threaded hole; 135. a magnet; 136. a dome;
140. milling a groove seat; 141. a through groove; 142. a limiting strip; 143. a stopper;
150. drilling a hole seat; 151. a guide seat; 152. vertical bars;
200. a grooving mechanism;
210. a grooving motor; 211. fixing the disc;
220. a slider; 221. a chute; 222. a limiting groove; 223. a toothed groove; 224. a fixed table;
230. a movable block; 231. a movable foot; 232. a gear; 2320. a handle is rotated; 233. a knife hole; 234. turning a tool; 235. a rocking handle;
300. a groove milling mechanism;
310. a slot milling motor; 311. moving the plate; 312. a travel bar; 313. a handle; 314. a pressure spring;
320. a circular tube; 321. milling cutters; 330. a first servo motor;
400. a drilling mechanism;
410. a drilling motor; 411. a lifting platform; 412. an extension block; 413. a groove;
420. a positive and negative rotation motor; 421. a screw rod; 430. drilling a thread; 440. a second servo motor;
450. a limiting cylinder; 451. an avoidance groove; 452. a limiting ring;
500. forming a flange; 501. a ring groove; 502. a slot; 503. a limiting hole; 510. a rubber ring;
600. forming a pipe fitting; 601. positioning holes; 602. positioning pins; 603. a fixing hole; 604. a round block; 605. a spring; 606. a cylindrical pin;
610. a rest stand; 620. a support frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central axis", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, 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 specifically limited otherwise.
Example 1
Referring to fig. 1 to 20, the present invention provides a pipe and flange manufacturing process and assembling method, including the following steps:
firstly, grooving the original flange:
s1, fixing the original flange on the outer end face of the fixed disc 211 on one side of the grooving seat 101 on the pipe fitting and flange processing equipment;
s2, inserting the tail end of the turning tool 234 into the tool hole 233, screwing the rocking handle 235 at the top of the sliding block 220, pushing the sliding block 220 to the fixed disc 211 until the front end of the turning tool 234 is aligned with the middle part of the circular ring bulge of the original flange, and screwing the rocking handle 235 on the fixed platform 224 to stabilize the sliding block 220;
s3, starting the grooving motor 210 to work, driving the fixed disc 211 to drive the original flange to rotate synchronously, and then rotating the rotating handle 2320 to drive the movable block 230 to approach the rotating original flange until touching to perform grooving;
s4, retracting the movable block 230, detaching the grooved flange, and continuously mounting the next original flange to perform grooving according to the steps;
the pipe fitting and flange machining equipment comprises a machining table 100, a grooving seat 101 is fixed at the left end of the top surface of the machining table 100, a grooving mechanism 200 is installed on the grooving seat 101, the grooving mechanism 200 comprises a grooving motor 210 installed at the center of the left side surface of the grooving seat 101, one end of an output shaft of the grooving motor 210 is coaxially connected with a fixed disc 211 penetrating through the center of the grooving seat 101, a sliding block 220 and a movable block 230 are installed at the right side of the grooving seat 101, an L-shaped limiting groove 222 is formed in the front end of the sliding block 220 and close to the two sides of the sliding block, a plurality of tooth-shaped grooves 223 are formed in the middle of the top surface of the sliding block 220 at equal intervals along the directions of the two side edges of the sliding block, the movable block 230 is of a square block structure, movable pins 231 inserted into the limiting groove 222 are vertically arranged on the two side edges of the bottom surface of the movable block 230, gears 232 are.
Secondly, groove milling of the flange after groove cutting:
s5, fixing the grooved flange on the fixed disc 211 at one side of the groove milling seat 140;
s6, starting the groove milling motor 310 to work, driving the circular tube 320 and the milling cutter 321 to rotate synchronously, holding the holding handle 313 by a worker to push the milling groove base 140, and enabling the milling cutter 321 rotating at a high speed to contact the flange after groove cutting to perform groove milling;
s7, releasing the grab handle 313, resetting the moving plate 311 under the action of the resilience force of the pressure spring 314, starting the first servo motor 330 to work for a pulse, driving the fixed disc 211 to rotate for 180 degrees, and milling the groove according to the steps;
s8, unloading the flange after completing the symmetrical groove milling, and continuing to install the flange after the next groove milling to symmetrically mill the groove according to the steps;
the middle of the top surface of the processing table 100 is fixed with a slot milling base 140, a slot milling mechanism 300 is installed on the slot milling base 140, the slot milling mechanism 300 comprises a first servo motor 330 installed at the center of the left side surface of the slot milling base 140, one end of an output shaft of the first servo motor 330 is coaxially connected with a fixed disc 211 penetrating through the center of the slot milling base 140, a movable slot milling motor 310 is installed on the horizontal top surface of the slot milling base 140, one end of an output shaft of the slot milling motor 310 is coaxially connected with a circular tube 320, and a milling cutter 321 is sleeved at the bottom end of the circular tube 320.
Thirdly, drilling the flange and the original pipe fitting after groove milling:
s9, fixing the limiting cylinder 450 on the outer end face of the fixed disc 211 on one side of the drilling seat 150, and enabling the avoiding groove 451 to be vertically upward;
s10, sleeving the original pipe fitting on the front end of the limiting cylinder 450 and abutting against the limiting ring 452, starting the drilling motor 410 to work to drive the threaded drill 430 to rotate, starting the forward and reverse rotation motor 420 to rotate forward to drive the screw rod 421 to drive the lifting table 411 to descend, and enabling the threaded drill 430 to contact the original pipe fitting to drill the original pipe fitting;
s11, the forward and reverse rotation motor 420 is started again to rotate reversely, the lead screw 421 is driven to drive the lifting platform 411 to ascend, then the second servo motor 440 is started to drive the fixed disc 211 to rotate 180 degrees, and the original pipe fitting is drilled according to the steps;
s12, after the original pipe fitting is drilled, the limiting cylinder 450 is detached, the flange after groove milling is fixed on the fixing disc 211, the flange deflects an included angle of an adjacent hole, and the threaded drill 430 with the same diameter as the fixing hole 603 is replaced;
and S13, sleeving the original pipe fitting drilled in advance on the flange subjected to groove milling, rotating the original pipe fitting to form an included angle of an adjacent hole, and drilling the flange subjected to groove milling and the pipe fitting subjected to hole drilling at the same position according to the steps to form the final formed flange 500 and the formed pipe fitting 600.
The right end of the top surface of the processing table 100 is fixed with a drilling seat 150, the drilling seat 150 is provided with a drilling mechanism 400, the drilling seat 150 is of an inverted L shape, the horizontal top surface of the drilling seat 150 is symmetrically fixed with C-shaped guide seats 151 along the directions of two side edges, the drilling seat 150 comprises a second servo motor 440 installed at the center of the left side surface of the drilling seat 150, one end of an output shaft of the second servo motor 440 is coaxially connected with a fixed disk 211 penetrating through the center of the drilling seat 150, a drilling motor 410 which can move up and down is installed between the guide seats 151, an elevating platform 411 is fixed on the end surface of the output shaft of the drilling motor 410, a forward and reverse rotation motor 420 for driving the elevating platform 411 to ascend and descend is installed at the top end of one of the guide seats 151, one end of the output shaft of the drilling motor 410 is coaxially connected with a threaded drill 430.
Fourthly, a rapid installation stage of the forming flange and the forming pipe fitting:
s14, inserting the positioning pin 602 into the positioning hole 601 and protruding the inner side of the pipe;
s15, sequentially sleeving the round block 604, the spring 605 and the cylindrical pin 606 into the limiting hole 503;
s16, sleeving the forming pipe 600 and the forming flange 500, and rotating the forming flange 500 until the cylindrical pin 606 is ejected out of the fixing hole 603 when the positioning pin 602 is inserted into the slot 502 and reaches the ring groove 501;
an annular groove 501 is formed in the outer side face of the middle protrusion of the forming flange 500, slots 502 are radially and symmetrically formed in the front end of the middle protrusion of the forming flange 500, a limiting hole 503 is radially formed in the outer side of the middle protrusion of the forming flange 500, positioning holes 601 are radially and symmetrically formed in the outer side of the left end of the forming pipe fitting 600, positioning pins 602 are tightly inserted into the positioning holes 601, fixing holes 603 are radially formed in the outer side of the left end of the forming pipe fitting 600, and a cylindrical pin 606 capable of bouncing is inserted into the fixing holes 603.
In order to quickly assemble the original pipe fitting and the original flange, the original flange and the original pipe fitting are structurally improved, as shown in fig. 2 to 4, a ring groove 501 is formed in the outer side surface of the middle protrusion of the forming flange 500, slots 502 are radially and symmetrically formed in the front end of the middle protrusion of the forming flange 500, and the slots 502 are communicated with the ring groove 501. The convex outer side of the middle part of the forming flange 500 is provided with a limiting hole 503 along the radial direction. The rubber ring 510 is sleeved outside the middle protrusion of the forming flange 500 for sealing. The outer side of the left end of the forming pipe fitting 600 is radially and symmetrically provided with positioning holes 601, positioning pins 602 are tightly inserted into the positioning holes 601, the positioning pins 602 are slidably connected with the slots 502 and the ring grooves 501, and the forming pipe fitting 600 is quickly in limit sleeve connection with the forming flange 500 through the positioning pins 602. The distance from the center of the positioning hole 601 to the left end face of the forming pipe 600 is equal to the distance from the ring groove 501 to the end face of the forming flange 500, and when the positioning pin 602 rotates into the ring groove 501, the forming pipe 600 compresses the rubber ring 510 and the end face of the forming flange 600, so that a sealing state is formed.
Specifically, a fixing hole 603 is radially formed in the outer side of the left end of the forming pipe 600, a round block 604 is tightly inserted in the limiting hole 503 and close to the inner side of the forming flange 500, a spring 605 is embedded in the center of the top surface of the round block 604, a cylindrical pin 606 is sleeved at the top end of the spring 605, and the cylindrical pin 606 is inserted in the fixing hole 603 in a matched manner, so that the forming pipe 600 and the forming flange 500 are stably assembled without slipping.
Further, the right end of the processing table 100 is welded with a support frame 620, the support frame 620 is connected with a support table 610 in a sliding mode, the top end of the support table 610 is of a semicircular structure and is in clamping fit with the formed pipe fitting 600, the middle of the longer formed pipe fitting 600 is supported, and the stability of sleeving of the longer formed pipe fitting and the formed flange 500 is guaranteed.
As shown in fig. 1, 5-11, the present invention provides a processing apparatus for a pipe and flange quick assembly structure, which includes a processing table 100, wherein a slot cutting seat 101, a slot milling seat 140 and a drilling seat 150 are sequentially fixed on the top surface of the processing table 100 from left to right. A discharge opening 104 is formed on the right side of the grooving seat 101 and on the machining table 100, and is used for allowing the turned material to fall down and avoid being accumulated on the machining table 100. An iron chip box 130 is installed just below the discharge opening 104 for collecting the lathe work dropped from the discharge opening 104 for centralized processing. The grooving mechanism 200 is installed on the grooving base 101, and the grooving mechanism 200 includes a grooving motor 210 installed at the center of the left side surface of the grooving base 101, that is, a speed reducing motor, and the name of the grooving motor is to distinguish from all motors having a function of providing rotation below, which is the conventional technology, and is not described in detail in the present invention. One end of the output shaft of the grooving motor 210 is coaxially connected with a fixed disc 211 penetrating the center of the grooving base 101, and the fixed disc 211 can rotate in the center hole of the grooving base 101. The front side of the discharge opening 104 is fixed with a slide rail 103 vertical to the cutting groove seat 101, the slide rail 103 is connected with a slide block 220 and a movable block 230 in a sliding way, and the front end of the slide block 220 and the two sides close to the slide block are provided with an L-shaped limiting groove 222 which penetrates through the rear end of the slide block. The middle of the top surface of the sliding block 220 is provided with a plurality of tooth-shaped grooves 223 at equal intervals along the directions of the two side edges thereof, the movable block 230 is in a square structure, and the two side edges of the bottom surface are vertically provided with movable pins 231 inserted into the limiting grooves 222, so that the movable block 230 can stably move towards the fixed disc 211. The inside of the two movable legs 231 is rotatably connected with a gear 232 through a pin, and the gear 232 is engaged with the plurality of toothed grooves 223. A tool hole 233 is formed in the center of the front end face of the movable block 230, a turning tool 234 is inserted into the tool hole 233, and the top face of the turning tool 234 horizontally points to the center of the fixed disc 211, so that the turning tool 234 turns the original flange fixed on the end face of the fixed disc 211 to perform grooving. The middle part of the top surface of the movable block 230 is in threaded connection with a rocking handle 235 for pressing the turning tool 234, the middle part of the top surface of the movable block 230 is provided with a round hole with threads and communicated with the tool hole 233, and the bottom end of the rocking handle 235 is enabled to press the turning tool 234 in the tool hole 233 tightly to enable the turning tool 234 to be stable.
In this embodiment, the turning tool 234 is a tungsten carbide tool, which is made by adding 50% to 90% of tungsten as a main component, titanium, molybdenum, etc. as a binder, and then heating and sintering, and has a hardness three times higher than that of the hardest high carbon steel, and is suitable for cutting harder metals.
Further, the bottom surface of processing platform 100 and the bilateral symmetry that is located discharge opening 104 are fixed with the cutting 105 that is the L type, and the vertical welding in both ends of processing platform 100 has backup pad 106 between square plate and the square plate horizontal welding, and iron fillings case 130 is square box-like and top mouth both sides are equipped with the cutting 131 of pegging graft with cutting 105, the iron fillings case 130 dismouting of being convenient for, and the top surface of backup pad 106 is arranged in to the bottom surface of iron fillings case 130, makes it supported. The inside joint of iron fillings case 130 has filter 132 for filter cutting fluid and iron fillings. The top surface edge of the filter plate 132 is provided with a plurality of through holes so that the cutting fluid can seep to the bottom of the iron chip box 130. The welding of filter 132's top surface middle part has hollow case 133, a plurality of screw holes 134 have been seted up to hollow case 133's bottom surface, a plurality of cylindrical magnet 135 that are have been placed to hollow case 133's inside, magnet 135's bottom bond have with screw hole 134 threaded connection's dome 136, play sealing effect, avoid in the cutting fluid gets into hollow case 133, the iron powder in with the cutting fluid through magnet 135 adsorbs outside hollow case 133, alright further purify the cutting fluid, be convenient for retrieve and recycle.
Specifically, a cutting fluid tank 110 is installed on one side of the left end of the machining table 100, and is a hollow iron sheet box, and a fluid injection port is formed in the top of the cutting fluid tank 110, and a water pump 120 is installed on the top of the cutting fluid tank 110, which is an existing conventional technology and is not described in detail herein. The suction pipe of the pump 120 penetrates into the cutting fluid tank 110 from the injection port to draw the cutting fluid. The water outlet port of the water pump 120 is inserted with a water outlet pipe 121, the top surface of the cutting groove seat 101 is welded with a supporting block 102, and the water outlet pipe 121 is clamped and matched with a U-shaped port at the top end of the supporting block 102 to support the water outlet pipe 121. The front end of the water outlet pipe 121 extends and bends to the upper part of the front end of the turning tool 234, so that the cutting liquid drops to the original flange cutting groove in front of the turning tool 234 and the fixed disc 211, and the turning tool 234 is cooled.
Furthermore, the left end of the sliding block 220 is provided with a sliding groove 221 inserted into the sliding rail 103, and the sliding rail 103 is i-shaped, so that the sliding block 220 is matched with the sliding groove to form a limiting structure, and the sliding block is ensured not to slip on the sliding rail 103. The front end of the sliding block 220 is provided with a fixed platform 224, the top center of the fixed platform 224 is in threaded connection with a rocking handle 235, the bottom end of the rocking handle 235 is extruded on the machining table 100 by rotating, so that the sliding block 220 is stable, and the turning tool 234 is ensured to be turned stably. The center of the gear 232 is inserted with a rotating handle 2320 penetrating through the side of the movable leg 231, the gear 232 is driven to rotate by rotating the rotating handle 2320, and the movable block 230 moves along with the rotation of the gear 232 due to the meshing of the rotating handle 2320 and the plurality of toothed grooves 223 in the middle of the top surface of the sliding block 220, so that the forward movement of the turning tool 234 can be stably controlled to perform grooving on the original flange.
When the original flange is grooved, the original flange is fixed on the outer end face of the fixed disc 211 through bolts, the tail end of the turning tool 234 is inserted into the tool hole 233, the rocking handle 235 at the top of the sliding block 220 is screwed, the sliding block 220 is pushed towards the fixed disc 211 until the front end of the turning tool 234 aligns to the middle of the circular projection of the original flange, the rocking handle 235 on the fixed table 224 is screwed to stabilize the sliding block 220, the grooving motor 210 is started to work at the moment, the fixed disc 211 is driven to drive the original flange to synchronously rotate, then the rotating handle 2320 is rotated to drive the movable block 230 to approach the rotating original flange until the movable block touches the rotating original flange, grooving is carried out, the circular groove 501 is formed after grooving is finished, the movable block 230 is retreated, the grooved flange is dismounted, and then the next original flange is continuously installed to perform grooving according to the.
As shown in fig. 12 to 14, the milling slot seat 140 is provided with a milling slot mechanism 300, the milling slot seat 140 is in an inverted L shape, a through slot 141 perpendicular to a vertical section of the milling slot seat is formed in the center of a horizontal top surface of the milling slot seat, and the through slot 141 faces perpendicular to a vertical surface of the milling slot seat 140. The slot milling mechanism 300 comprises a first servo motor 330 mounted at the center of the left side surface of the slot milling base 140, the servo motor has a pulse sending function, the servo motor is mainly positioned by pulses, each time the servo motor sends one pulse, the servo motor drives the output shaft to rotate by an angle corresponding to 1 pulse, the rotation angle corresponding to one pulse of the first servo motor 330 is 180 degrees, and therefore the structure connected with the output shaft can realize turning motion. One end of an output shaft of the first servo motor 330 is coaxially connected with a fixed disc 211 penetrating through the center of the slot milling base 140, and a movable slot milling motor 310, namely a speed reducing motor, is installed on the horizontal top surface of the slot milling base 140, and is named for distinguishing from all the contextual motors with the function of providing rotation, which is the conventional technology and is not described in detail herein. The two sides of the through groove 141 are fixed with inverted-L-shaped limiting strips 142 symmetrically in parallel, the end surface of the output shaft of the groove milling motor 310 is fixed with a moving plate 311, and the moving plate 311 is inserted into the limiting strips 142 and can slide, so that a limiting structure is formed, and the moving plate 311 is ensured to move stably and horizontally. One end of an output shaft of the slot milling motor 310 is coaxially connected with a circular tube 320, and a milling cutter 321 is sleeved at the bottom end of the circular tube 320 for milling a slot hardware part, which is the conventional technology in the prior art and is not described in detail in the present invention. The milling cutter 321 is extruded into the circular tube 320 firmly by penetrating through one side of the circular tube 320 through the hexagon socket head cap screw, so that the milling cutter 321 and the circular tube 320 are driven to rotate by the groove milling motor 310 synchronously, and the milling cutter 321 and a contact body of the milling cutter are used for milling grooves.
Furthermore, a moving rod 312 is vertically arranged in the middle of the right end of the moving plate 311, a square notch and a pressure spring 314 are arranged in the notch are formed in the middle of the top surface of the moving rod 312, a stopper 143 is fixed to the right end of the through groove 141, the left end of the notch of the moving rod 312 is in clamping fit with the stopper 143, and the stopper 143 is used for limiting the pressure spring 314, so that the contact end of the stopper 143 can abut against the applied force, and the moving plate 311 is integrally pushed back to the original position by releasing the resilience force. The top surface of the right end of the moving rod 312 is provided with a grab handle 313, which is beneficial for a worker to push the moving plate 311 by holding the grab handle 313 by hand, so that the milling cutter 321 can mill the groove on the flange after extruding the groove.
When the grooved flange is used for milling grooves, the grooved flange is fixed on the fixed disc 211 on one side of the groove milling seat 140 through bolts, the groove milling motor 310 is started to work, the circular tube 320 and the milling cutter 321 are driven to synchronously rotate, at the moment, a worker holds the holding handle 313 to push the groove milling seat 140, the moving plate 311 integrally moves to enable the milling cutter 321 rotating at high speed to contact, the fixed disc 211 is ensured to be stable due to the self-locking function of the first servo motor 330, the groove milling cutter 321 is enabled to be straightly milled until the groove milling cutter is communicated with a ring groove on the flange, the holding handle 313 is released, the moving plate 311 resets under the resilience force of the pressure spring 314, at the moment, the first servo motor 330 is started to work for a pulse, the fixed disc 211 is driven to rotate 180 degrees, namely, the grooved flange also synchronously rotates 180 degrees, the groove milling is finished according to the steps, the slot 502 is formed, and the flange is dismounted after the symmetrical groove milling is, and continuously installing the flange after the next cutting groove to perform symmetrical groove milling.
As shown in fig. 15 to 20, the drilling base 150 is provided with a drilling mechanism 400, and the drilling base 150 is of an inverted L shape and has C-shaped guide bases 151 symmetrically fixed on a horizontal top surface along two side edges thereof. The drilling seat 150 comprises a second servo motor 440 installed at the center of the left side face of the drilling seat 150, the servo motor has a pulse sending function and is mainly positioned by pulses, each time the servo motor sends one pulse, the servo motor can drive the output shaft to rotate by an angle corresponding to 1 pulse, the rotating angle corresponding to one pulse of the second servo motor 440 is 180 degrees, and therefore the structure connected with the output shaft can realize overturning motion. One end of the output shaft of the second servo motor 440 is coaxially connected to a fixed disk 211 penetrating the center of the drill base 150. The drilling motor 410, i.e., a speed reduction motor, is installed between the guide bases 151 and is named to be distinguished from all the above motors having a function of providing rotation, which is the conventional art and is not described again in the present invention. The output shaft end face of drilling motor 410 is fixed with elevating platform 411, and the radial bilateral symmetry of elevating platform 411 is equipped with extension piece 412, and extension piece 412 and guide holder 151 joint and slidable guarantee that elevating platform 411 goes up and down vertically not off tracking. The forward and reverse rotation motor 420 is installed at the top end of one of the guide bases 151, which is a conventional technology in the prior art and is not described in detail herein. One end of the output shaft of the forward and reverse rotation motor 420 is coaxially connected with a screw rod 421, the screw rod 421 penetrates through the extension block 412 below the screw rod 421 to reach the horizontal top surface of the drilling seat 150, and the bottom end of the screw rod 421 is tightly sleeved with a bearing and the bearing is fixed on the top surface of the drilling seat 150, so that the screw rod 421 is ensured to stably rotate and further drive the lifting platform 411 to stably lift. One end of the output shaft of the drilling motor 410 is coaxially connected with a threaded drill 430, which is a hardware part for drilling, and is a conventional technology in the prior art, and is not described in detail in the present invention. The right end face of the fixed disc 211 on the right side of the drilling seat 150 is fixed with a limiting cylinder 450 through a bolt, and the limiting cylinder is used for sleeving an original pipe fitting to ensure the drilling position of the pipe fitting.
Specifically, vertical bars 152 are symmetrically arranged on two inner side faces of the guide seat 151, and grooves 413 spliced with the vertical bars 152 are formed in two sides of the extension block 412, so that a limiting structure is formed, the lifting platform 411 is guaranteed to stably lift between the guide seat 151, and the stability of the drilling position is facilitated. The front end of the limiting cylinder 450 is radially and symmetrically provided with avoiding grooves 451 which are used for avoiding the threaded drill 430 and enabling the threaded drill to penetrate through to drill the original pipe fitting. The middle part of the outer side of the limiting cylinder 450 is provided with a limiting ring 452 for blocking the original pipe fitting and fixing the drilling position thereof. The rear end of the limiting cylinder 450 is welded with a convex ring right behind the avoiding groove 451, the convex ring is fixedly connected with the fixed disc 211 through a bolt, the avoiding groove 451 is vertically oriented by fixing the convex ring with the uppermost through hole of the fixed disc 211, and the threaded drill 430 is ensured to be free from interference.
When the original pipe fitting is drilled, the limiting cylinder 450 is fixed on the outer end face of the fixed disc 211, the avoiding groove 451 is made to vertically face upwards, the original pipe fitting is sleeved on the front end of the limiting cylinder 450 and abuts against the limiting ring 452, the drilling motor 410 is started to work to drive the threaded drill 430 to rotate, the forward and reverse rotation motor 420 is started to work forward, the lead screw 421 is driven to rotate clockwise to drive the lifting table 411 to descend, the threaded drill 430 contacts with the original pipe fitting to drill the original pipe fitting, a positioning hole 601 is formed, the forward and reverse rotation motor 420 is started to work reversely, the lead screw 421 is driven to rotate counterclockwise to drive the lifting table 411 to ascend, the second servo motor 440 is started to work a pulse to drive the fixed disc 211 to rotate 180 degrees, namely the original pipe fitting also rotates 180 degrees synchronously, the original pipe fitting is drilled according to the steps, after the completion, the limiting cylinder 450 is dismounted, and the flange after the groove milling is fixed on the fixed disc 211 through bolts, the slot 502 of the forming flange is deflected by an included angle of an adjacent eyelet, the threaded drill 430 with the same diameter as the positioning hole 601 is removed, the threaded drill 430 with the same diameter as the fixing hole 603 is replaced, the positioning pin 602 is inserted into the positioning hole 601 and protrudes out of the inner side of the pipe fitting, the pipe fitting assembled with the positioning pin 602 is sleeved on the flange after groove milling, the positioning pin 602 is clamped into the slot 502 to the ring groove 501 and rotates by the included angle of the adjacent eyelet, the flange after groove milling and the pipe fitting after hole drilling are drilled at the same position according to the steps, and the limiting hole 503 and the fixing hole 603 are formed, so that the forming flange 500 and the forming pipe fitting 600 which can be assembled quickly are machined.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. A pipe fitting and flange manufacturing process and an assembling method are characterized by comprising the following steps:
firstly, grooving the original flange:
s1, fixing the original flange on the outer end face of a fixed disc on one side of a grooving seat on the processing equipment of the pipe fitting and the flange;
s2, inserting the tail end of the turning tool into the tool hole, screwing the rocking handle at the top of the sliding block, pushing the sliding block to the fixed disc until the front end of the turning tool is aligned with the middle part of the circular ring bulge of the original flange, and screwing the rocking handle on the fixed table to stabilize the sliding block;
s3, starting the grooving motor to work, driving the fixed disc to drive the original flange to rotate synchronously, and then rotating the rotating handle to drive the movable block to approach the rotating original flange until the movable block touches the original flange to perform grooving;
s4, retracting the movable block, dismounting the grooved flange, and continuously mounting the next original flange to perform grooving according to the steps;
the processing equipment of the pipe fitting and the flange comprises a processing table, wherein a grooving seat is fixed at the left end of the top surface of the processing table, a grooving mechanism is installed on the grooving seat, the grooving mechanism comprises a grooving motor installed at the center of the left side surface of the grooving seat, one end of an output shaft of the grooving motor is coaxially connected with a fixed disc penetrating through the center of the grooving seat, a sliding block and a movable block are installed on the right side of the grooving seat, L-shaped limiting grooves are formed in the front end of the sliding block and close to the two sides of the sliding block, a plurality of tooth-shaped grooves are formed in the middle of the top surface of the sliding block at equal intervals along the directions of the two side edges of the sliding block, the movable block is of a square block structure, movable pins inserted into the limiting grooves are vertically arranged on the two side edges of the bottom surface;
secondly, groove milling of the flange after groove cutting:
s5, fixing the flange after grooving on a fixed disc at one side of the groove milling seat;
s6, starting a groove milling motor to work, driving the circular tube and the milling cutter to rotate synchronously, holding the grab handle by a worker to push the circular tube and the milling cutter to the groove milling seat, and enabling the milling cutter rotating at a high speed to contact with the flange after groove cutting to mill grooves;
s7, loosening the grab handle, resetting the movable plate under the action of the resilience force of the pressure spring, starting the first servo motor to enable the first servo motor to work for a pulse, driving the fixed disc to rotate for 180 degrees, and milling the groove according to the steps;
s8, unloading the flange after completing the symmetrical groove milling, and continuing to install the flange after the next groove milling to symmetrically mill the groove according to the steps;
a milling groove seat is fixed in the middle of the top surface of the machining table, a milling groove mechanism is mounted on the milling groove seat and comprises a first servo motor mounted in the center of the left side surface of the milling groove seat, one end of an output shaft of the first servo motor is coaxially connected with a fixed disc penetrating through the center of the milling groove seat, a movable milling groove motor is mounted on the horizontal top surface of the milling groove seat, one end of an output shaft of the milling groove motor is coaxially connected with a circular tube, and a milling cutter is sleeved at the bottom end of the circular tube;
thirdly, drilling the flange and the original pipe fitting after groove milling:
s9, fixing the limiting cylinder on the outer end face of the fixed disc on one side of the drilling seat, and enabling the avoiding groove to be vertically upward;
s10, sleeving the original pipe fitting on the front end of the limiting cylinder and abutting against the limiting ring, starting the drilling motor to work to drive the threaded drill to rotate, starting the forward and reverse rotation motor to rotate forward, and driving the screw rod to drive the lifting platform to descend so that the threaded drill contacts the original pipe fitting to drill the hole;
s11, starting a forward and reverse rotation motor to enable the forward and reverse rotation motor to work reversely, driving the screw rod to drive the lifting platform to ascend, then starting a second servo motor to enable the second servo motor to work for a pulse, driving the fixed disc to rotate for 180 degrees, and then drilling the original pipe fitting according to the steps;
s12, after the original pipe is drilled, detaching the limiting cylinder, fixing the flange after groove milling on the fixed disc, deflecting the flange by an included angle of an adjacent hole, and replacing with a threaded drill with the same diameter as the fixed hole;
s13, sleeving the original pipe fitting drilled in advance on the flange subjected to groove milling to enable the original pipe fitting to rotate an included angle of an adjacent hole, and drilling the same positions of the flange subjected to groove milling and the pipe fitting subjected to hole drilling according to the steps to form a final forming flange and a forming pipe fitting;
a drilling seat is fixed at the right end of the top surface of the machining table, a drilling mechanism is installed on the drilling seat, the drilling seat is inverted L-shaped, a C-shaped guide seat is symmetrically fixed on the horizontal top surface of the drilling seat along the directions of two side edges of the drilling seat, the drilling seat comprises a second servo motor installed in the center of the left side surface of the drilling seat, one end of an output shaft of the second servo motor is coaxially connected with a fixed disc penetrating through the center of the drilling seat, a drilling motor which moves up and down is installed between the guide seats, a lifting table is fixed on the end surface of the output shaft of the drilling motor, a forward and reverse rotating motor driving the lifting table to lift is installed at the top end of one guide seat, a threaded drill is coaxially connected with one end of the output shaft of the drilling motor;
fourthly, a rapid installation stage of the forming flange and the forming pipe fitting:
s14, inserting the positioning pin into the positioning hole and protruding the inner side of the pipe fitting;
s15, sequentially sleeving the round block, the spring and the cylindrical pin into the limiting hole;
s16, sleeving the formed pipe fitting with the formed flange, and rotating the formed flange until the cylindrical pin is ejected out of the fixing hole when the positioning pin is inserted into the slot and reaches the annular groove;
the annular has been seted up to the protruding lateral surface in middle part of shaped flange, and the slot has been seted up to the protruding front end radial symmetry in middle part of shaped flange, and the protruding outside in middle part of shaped flange has radially seted up spacing hole along it, and the locating hole has been seted up to the radial symmetry in the left end outside of shaping pipe fitting, and closely the grafting of inside of locating hole has the locating pin, and the fixed orifices has radially been seted up in the left end outside of shaping pipe fitting, but pegs graft in the fixed orifices has the cylindric lock that boun.
2. A process for manufacturing and assembling pipes and flanges according to claim 1, wherein: the right side of grooving seat just is located the processing platform and has seted up the discharge opening, install the iron fillings case under the discharge opening, the bottom surface of processing platform and the bilateral symmetry that is located the discharge opening are fixed with the cutting that is the L type, the vertical welding in both ends of processing platform has the backup pad of horizontal welding between square slab and the square slab, the iron fillings case is square box-like and top mouth both sides are equipped with the edge of inserting of pegging graft with the cutting, the inside joint of iron fillings case has the filter, a plurality of through-holes have been seted up to the top surface edge of filter, the top surface middle part welding of filter has the hollow case, a plurality of screw holes have been seted up to the bottom surface of hollow case, a plurality of magnets that are the cylinder have been placed to the inside of hollow case.
3. A process for manufacturing and assembling pipes and flanges according to claim 2, wherein: the front side of discharge opening is fixed with the slide rail of perpendicular to grooving seat, and the slide rail is the I shape, and the spout of pegging graft with the slide rail is seted up to the left end of slider, and the front end of slider is equipped with the fixed station, and the top surface central thread of fixed station has the rocking handle, and the sword hole has been seted up at the preceding terminal surface center of movable block, and the cooperation of pegging graft of sword hole and lathe tool, the center of the directional fixed disc of top surface level of lathe tool, and threaded connection has the central commentaries on classics handle that runs through movable foot side to the rocking handle gear that compresses tightly the lathe tool in.
4. A process for manufacturing and assembling pipes and flanges according to claim 1, wherein: the cutting fluid case is installed to the left end one side of processing platform, and the water pumper is installed at the top of cutting fluid case, and the drinking-water pipe of water pumper runs through to the inside of cutting fluid case, and the play water port of water pumper is pegged graft and is had the outlet pipe, and the top surface welding of grooving seat has the supporting shoe, and the cooperation of the top U type mouth joint of outlet pipe and supporting shoe, the front end of outlet pipe extend to bend to the front end top of lathe tool.
5. A process for manufacturing and assembling pipes and flanges according to claim 1, wherein: the milling flutes seat is the logical groove of its vertical section of perpendicular to that sets up at type of falling L and its horizontal top surface center, the both sides that lead to the groove are the parallel form and are fixed with spacing, the output shaft terminal surface of milling flutes motor is fixed with the movable plate, the movable plate pegs graft and slidable with spacing, the right-hand member that leads to the groove is fixed with the dog, the right-hand member middle part of movable plate is equipped with the carriage release lever perpendicularly, the pressure spring has been placed in square notch and the notch has been seted up at the top surface middle part of carriage release lever, the notch left end and the dog joint cooperation of carriage release lever, the right-hand.
6. A process for manufacturing and assembling pipes and flanges according to claim 1, wherein: two inboard side symmetries of guide holder are equipped with the vertical retort, the radial bilateral symmetry of elevating platform is equipped with the extension piece, extend piece and guide holder joint and slidable, the recess of pegging graft with the vertical retort is seted up to the both sides of extending the piece, the output shaft one end coaxial coupling of positive and negative motor has the lead screw, the lead screw runs through the horizontal top surface of the extension piece to drilling seat of its below, the groove of dodging has been seted up to the radial symmetry of front end of a spacing section of thick bamboo, the outside middle part of a spacing section of thick bamboo is equipped with the spacing ring, the rear end of a spacing section of thick bamboo just is located and dodges the welding of the dead astern of groove and has the.
7. A process for manufacturing and assembling pipes and flanges according to claim 1, wherein: the slot is linked together with the annular, and the protruding outside cover in middle part of forming flange is equipped with the rubber circle, locating pin and slot and annular sliding connection, and the distance of locating hole center to forming pipe left end face equals with the distance of annular to forming flange terminal surface.
8. The pipe and flange fabrication and assembly process of claim 7 wherein: the inside of spacing hole and the inboard that is close to the forming flange closely pegs graft and have the disk, and the top surface center of disk inlays and is equipped with the spring, and the top of spring cup joints the cooperation with the bottom of cylindric lock.
9. A process for manufacturing and assembling pipes and flanges according to claim 8 wherein: the right end welding of processing platform has the support frame, and sliding connection has the rest stand on the support frame, and the top of rest stand is semicircle ring structure and cooperates with the joint of shaping pipe fitting.
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