CN106271355A - Pipe fitting limit point shaping jig - Google Patents

Pipe fitting limit point shaping jig Download PDF

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Publication number
CN106271355A
CN106271355A CN201610749137.6A CN201610749137A CN106271355A CN 106271355 A CN106271355 A CN 106271355A CN 201610749137 A CN201610749137 A CN 201610749137A CN 106271355 A CN106271355 A CN 106271355A
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CN
China
Prior art keywords
pipe fitting
spring
mandrel
eccentric
degree
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Granted
Application number
CN201610749137.6A
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Chinese (zh)
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CN106271355B (en
Inventor
杨璟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaanxi Baocheng-aerotech Air Conditioning Equipment Co., Ltd.
Original Assignee
Shaanxi Baocheng Aviation Instrument Co Ltd
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Publication date
Application filed by Shaanxi Baocheng Aviation Instrument Co Ltd filed Critical Shaanxi Baocheng Aviation Instrument Co Ltd
Priority to CN201610749137.6A priority Critical patent/CN106271355B/en
Publication of CN106271355A publication Critical patent/CN106271355A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/053Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor
    • B23K37/0531Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work aligning cylindrical work; Clamping devices therefor internal pipe alignment clamps

Abstract

A kind of pipe fitting limit point shaping jig is provided, there is mounting seat, described mounting seat is provided with interconnective fixture and connector, forming device is located at the mandrel of fixture and the inside of connector and the spring head of forming device left end and right-hand member and is each passed through and stretches out degree of depth adjustment part and fixture is placed on outside it, described spring head stretches out in the pore of the pipe fitting right-hand member that degree of depth adjustment part left side was located on the left of degree of depth adjustment part and was against to degree of depth adjustment part partial insertion, handle is fixed with eccentric and is connected and makes eccentric promote mandrel to control opening or closing of spring head after moving to left or moving to right by turning handle, thus realize the shaping of pipe fitting upper limit bulge.Present invention can ensure that heat exchanger isocon in grafting welding process, welded gaps is uniform, simple to operate, efficiency is high, it is possible to effective guarantee product inserting depth is consistent, improves product quality, product appearance is good, and pipe fitting inserting depth size range is adjustable, it is adaptable to different workplaces.

Description

Pipe fitting limit point shaping jig
Technical field
The present invention relates to a kind of fixture, be specifically related to a kind of pipe fitting limit point shaping jig.
Background technology
There is following defect in traditional crucial socket connection: the most traditional pipe fitting socket connection is that line is direct on pipe fitting Carry out grafting, use eye observation inserting depth, then clamp pipe fitting with pliers and be fixed, such pipe fitting inserting depth consistent Property cannot ensure, product quality is uncontrollable;The most traditional pipe fitting grafting fixed form is to be consolidated by pipe fitting deformation (pressing from both sides flat) Fixed.The pipe fitting internal diameter size of inserting section changes greatly, when medium passes through inserting section pipe fitting, due to pipe fitting internal diameter size change and Affect the instantaneous delivery of medium, cause the performance affecting product;The most traditional pipe fitting is uneven at the circumferential gaps of interface, Owing to the deformation of pipe fitting makes pipe fitting gap length circumferentially differ, in welding process intermediate gap, uneven meeting causes solder to fill out Filling uneven, weld strength cannot ensure, affects welding quality;In sum, it is necessary to improve.
Summary of the invention
Present invention solves the technical problem that: a kind of pipe fitting limit point shaping jig is provided, makes eccentric by turning handle Mandrel is promoted to control opening or closing of spring head after moving to left or moving to right, it is achieved the shaping of pipe fitting upper limit bulge, operation letter Single, it is ensured that heat exchanger isocon is in grafting welding process, and welded gaps is uniform, and concordance is good, and welding quality obtains effectively Ensureing, meanwhile, spring head inserts the inserting depth size adjustable in pipe fitting, it is adaptable to various copper pipes, aluminum pipe etc. need grafting fixed Position, spacing occasion.
The technical solution used in the present invention: pipe fitting limit point shaping jig, has mounting seat, and described mounting seat is provided with phase The fixture connected and connector, degree of depth adjustment part is located at connector left end and fixing with connector is connected, and forming device sets Mandrel in fixture and the inside of connector and the spring head of forming device left end and right-hand member is each passed through and stretches out the degree of depth and adjusts One integral piece and fixture are placed on outside it, and described spring head stretches out degree of depth adjustment part partial insertion and is located on the left of degree of depth adjustment part also In the pore of the pipe fitting right-hand member being against degree of depth adjustment part left side, the mandrel right side is located at by eccentric and handle in described forming device End and eccentric contact with mandrel, and described handle is fixing with eccentric to be connected and makes eccentric promote mandrel left by turning handle Opening or closing the shaping realizing pipe fitting upper limit bulge of spring head is controlled after moving or moving to right.
Wherein, described degree of depth adjustment part includes adjusting nut and locking nut, and described pipe fitting is by being positioned on the left of mounting seat Clamping block be fixed on the right side of rear tubular member on the left of adjusting nut and be pushed against on the left side of adjusting nut, described adjusting nut Right-hand member is shaped with screwed hole and screwed hole and connects with the unthreaded hole being formed on adjusting nut left end, described screwed hole be formed on connector left end External screw thread screw after adjust spring head by left-handed or dextrorotation adjusting nut and stretch out and insert pipe fitting pore after adjusting nut The interior degree of depth, adjusting nut is locked after being positioned on the right side of adjusting nut and screwing with external screw thread by described locking nut.
Further, described forming device includes spring head, mandrel, spring, eccentric and handle, described fixture and company Fitting be axially shaped with the shoulder hole forming step, in described spring head is placed in the shoulder hole of connector and spring head right-hand member withstands on On step in connector, in described mandrel is placed in the shoulder hole of fixture and step that on the right side of mandrel, the shaft shoulder withstands in fixture On, described spring housing is contained on mandrel, and described spring left end is against on spring head right side and spring right-hand member is against on the left of mandrel On the shaft shoulder, described mandrel left end insert in spring head and mandrel right-hand member stretch out fixture after with by be positioned on the right side of mounting seat The eccentric contact of support seat supports, described handle end is fixing with eccentric to be connected and makes eccentric promote core by turning handle Axle controls opening or closing the shaping realizing pipe fitting upper limit bulge of spring head after moving to left or moving to right.
Further, described spring head is made up of equally distributed four spring detents, and described four spring detent left ends are contracting Mouth shape and its right-hand member are integral type structure, be shaped with shaping projection and make eccentric by turning handle outside described spring detent left end Promote mandrel after moving to left or moving to right, to control opening or closing of four spring detents, thus realize shaping the protruding circumference at pipe fitting The equally distributed spacing bulge of jack-up four on wall.
Further, described mounting seat and the clamping block being positioned at the mounting seat left and right sides are both secured to base plate with supporting seat On.
Present invention advantage compared with prior art:
1, simple to operate, efficiency is high, it is possible to effective guarantee product inserting depth is consistent, and grafting is firm, improves product Quality, product appearance is good;
2, pipe fitting limit point shaping jig can ensure that heat exchanger isocon in grafting welding process, welded gaps is equal Even, concordance is good, and welding quality is effectively ensured;
3, pipe fitting inserting depth size range is adjustable, it is adaptable to the yard that various copper pipes, aluminum pipe etc. need grafting to position Close.
Accompanying drawing explanation
Fig. 1 is working state structure schematic diagram of the present invention;
Fig. 2 is off working state structural representation of the present invention;
Fig. 3 is the working state structure schematic diagram of eccentric of the present invention.
Detailed description of the invention
1-3 describes a kind of embodiment of the present invention below in conjunction with the accompanying drawings.
Pipe fitting limit point shaping jig, has mounting seat 1, and described mounting seat 1 is provided with interconnective fixture 2 and connects Fitting 3, degree of depth adjustment part is located at connector 3 left end and fixing with connector 3 is connected, and forming device is located at fixture 2 and connection The mandrel 7 of the inside of part 3 and the spring head 6 of forming device left end and right-hand member is each passed through and stretches out degree of depth adjustment part and fixture 2 are placed on outside it, and described spring head 6 stretches out degree of depth adjustment part partial insertion and is located on the left of degree of depth adjustment part and is against degree of depth tune In the pore of pipe fitting 5 right-hand member of one integral piece left side, mandrel 7 right-hand member and is partially located at by eccentric 8 in described forming device and handle 9 Heart wheel 8 contacts with mandrel 7, and described handle 9 is fixing with eccentric 8 to be connected and makes eccentric 8 promote mandrel 7 by turning handle 9 Opening or closing the shaping realizing pipe fitting 5 upper limit bulge 10 of spring head 6 is controlled after moving to left or moving to right;Concrete, described Degree of depth adjustment part includes adjusting nut 11 and locking nut 12, and described pipe fitting 5 is solid by being positioned at the clamping block 4 on the left of mounting seat 1 Being scheduled on the right side of rear tubular member 5 on the left of adjusting nut 11 to be pushed against on the left side of adjusting nut 11, described adjusting nut 11 is right End is shaped with screwed hole 13 and screwed hole 13 and connects with the unthreaded hole being formed on adjusting nut 11 left end, and described screwed hole 13 is connected with being formed on The external screw thread 14 of part 3 left end adjusts spring head 6 by left-handed or dextrorotation adjusting nut 11 after screwing and stretches out adjusting nut 11 The degree of depth in rear insertion pipe fitting 5 pore, described locking nut 12 will after being positioned on the right side of adjusting nut 11 and screwing with external screw thread 14 Adjusting nut 11 is locked;Concrete, described forming device includes spring head 6, mandrel 7, spring 15, eccentric 8 and handle 9, described fixture 2 and the shoulder hole 16 being axially shaped with formation step 17 of connector 3, described spring head 6 is placed in connector 3 Shoulder hole 16 is interior and spring head 6 right-hand member withstands on the step 17 in connector 3, and described mandrel 7 is placed in the shoulder hole 16 of fixture 2 In and mandrel 7 on the right side of the shaft shoulder withstand on the step 17 in fixture 2, described spring 15 is sleeved on mandrel 7, and described spring 15 is left End is against on spring head 6 right side and spring 15 right-hand member is against on the left of mandrel 7 on the shaft shoulder, and described mandrel 7 left end inserts spring head 6 The eccentric 8 that interior and mandrel 7 right-hand member supports with the support seat 20 by being positioned on the right side of mounting seat 1 after stretching out fixture 2 contacts, institute Control after stating that handle 9 end and eccentric 8 is fixing and being connected and make eccentric 8 promote mandrel 7 to move to left or move to right by turning handle 9 The opening or close the shaping realizing pipe fitting 5 upper limit bulge 10 of spring head 6;Concrete, described spring head 6 is by being uniformly distributed Four spring detents 18 form, described four spring detent 18 left ends are reducing shape and its right-hand member is integral type structure, described spring Four are controlled after being shaped with shaping protruding 19 outside pawl 18 left end and making eccentric 8 promote mandrel 7 to move to left or move to right by turning handle 9 The opening or close of individual spring detent 18, thus realize shaping protruding 19 in the circumferential wall of pipe fitting 5 jack-up four be uniformly distributed Spacing bulge 10;Concrete, described mounting seat 1 is the most fixing with support seat 20 with the clamping block 4 being positioned at mounting seat 1 left and right sides On base plate 21.
The working method of pipe fitting limit point shaping jig: first pass through adjustment adjusting nut 11 and the phase para-position of connector 3 Put and determine that spring head 6 inserts the inserting depth size in pipe fitting 5, after adjusting size, after screwing locking nut 12, make adjustment The position of nut 11 is fixed, it is ensured that dimensional requirement, is then against on the left side of adjusting nut 11 pipe fitting 5 right side, spring In 6 pores inserting pipe fitting 5 right-hand members, after tightening clamping block 4, pipe fitting 5 position is made to fix.Eccentric 8 is made by rotary handle 9 Rotating, eccentric 8 promotes mandrel 7 to be moved to the left afterwards, and the mandrel 7 moved to left makes spring 15 compress simultaneously to make four of spring head 6 Spring detent 18 stress is opened, four spring detent 18 uniform outwards spacing bulges 10 of jack-up four on the circumference of pipe fitting 5, After, after lifting handle 9, eccentric 8 reversely rotates, and spring 15 resets, and mandrel 7 moves right after the effect by spring 15, spring head Four spring detents 18 of 6 close, and unclamp clamping block 4, take out pipe fitting 5 and complete once-through operation.This structure is on the circumference of pipe fitting 5 The manual fixture of stretched four equally distributed spacing bulges 10, the mouth of pipe end of the positional distance pipe fitting 5 of spacing bulge 10 Having the dimensions, so, the spacing bulge 10 of shaping is consistent apart from the nozzle sizes of pipe fitting 5, can when pipe part grafting To ensure that product inserting depth is consistent, during welding, it is beneficial to ensure gap uniformity, improves Product jointing process reliability, spacing drum Bag 10 makes pipe fitting 5 when grafting, and inserting depth is consistent, and grafting is firm, is beneficial to improve work efficiency, welds after product grafting Gap uniformity, concordance are good, substantially increase welding quality, it is adaptable to various copper pipes, aluminum pipe etc. need grafting location, spacing Occasion.
Above-described embodiment, simply presently preferred embodiments of the present invention, not be used for limiting the scope of the present invention, therefore all with this The equivalence change that content described in invention claim is done, within all should being included in scope of the invention as claimed.

Claims (5)

1. pipe fitting limit point shaping jig, has mounting seat (1), it is characterised in that: described mounting seat (1) is provided with and is connected with each other Fixture (2) and connector (3), degree of depth adjustment part is located at connector (3) left end and fixing with connector (3) is connected, shaping Device is located at the spring head (6) of fixture (2) and the inside of connector (3) and forming device left end and the mandrel (7) point of right-hand member Not being placed on outside it through and out degree of depth adjustment part and fixture (2), described spring head (6) stretches out degree of depth adjustment part part Inserting in the pore of pipe fitting (5) right-hand member being located on the left of degree of depth adjustment part and being against degree of depth adjustment part left side, described shaping fills Eccentric (8) in putting is located at mandrel (7) right-hand member with handle (9) and eccentric (8) contacts with mandrel (7), described handle (9) with Eccentric (8) is fixing to be connected and makes eccentric (8) promote mandrel (7) to control spring after moving to left or moving to right by turning handle (9) Head the opening or close the shaping realizing pipe fitting (5) upper limit bulge (10) of (6).
Pipe fitting limit point shaping jig the most according to claim 1, it is characterised in that: described degree of depth adjustment part includes adjusting Nut (11) and locking nut (12), described pipe fitting (5) is fixed on adjustment by being positioned at the clamping block (4) in mounting seat (1) left side The right side of nut (11) left side rear tubular member (5) is pushed against on the left side of adjusting nut (11), and described adjusting nut (11) is right End is shaped with screwed hole (13) and screwed hole (13) and connect with the unthreaded hole being formed on adjusting nut (11) left end, described screwed hole (13) and It is formed on after the external screw thread (14) of connector (3) left end screws and adjusts spring head by left-handed or dextrorotation adjusting nut (11) (6) stretching out adjusting nut (11) and insert the degree of depth in pipe fitting (5) pore afterwards, described locking nut (12) is positioned at adjusting nut (11) Adjusting nut (11) is also locked after screwing with external screw thread (14) by right side.
Pipe fitting limit point shaping jig the most according to claim 1 and 2, it is characterised in that: described forming device includes bullet The axial system of spring head (6), mandrel (7), spring (15), eccentric (8) and handle (9), described fixture (2) and connector (3) There is the shoulder hole (16) of formation step (17), in described spring head (6) is placed in the shoulder hole (16) of connector (3) and spring head (6) on the step (17) in right-hand member withstands on connector (3), in described mandrel (7) is placed in the shoulder hole (16) of fixture (2) and core Axle (7) the right side shaft shoulder withstands on the step (17) in fixture (2), and described spring (15) is sleeved on mandrel (7), described spring (15) left end is against on spring head (6) right side and spring (15) right-hand member is against on the shaft shoulder of mandrel (7) left side, described mandrel (7) In left end inserts spring head (6) and mandrel (7) right-hand member stretch out fixture (2) afterwards with the support by being positioned at mounting seat (1) right side Eccentric (8) contact that seat (20) supports, described handle (9) end is fixing with eccentric (8) to be connected and by turning handle (9) Eccentric (8) is made to promote mandrel (7) to control opening or close and realizing pipe fitting (5) upper limit of spring head (6) after moving to left or moving to right The shaping of position bulge (10).
Pipe fitting limit point shaping jig the most according to claim 3, it is characterised in that: described spring head (6) is by uniformly dividing Four spring detents (18) composition of cloth, described four spring detent (18) left ends are reducing shape and its right-hand member is integral type structure, institute State and be shaped with shaping protruding (19) outside spring detent (18) left end and make eccentric (8) promote mandrel (7) left by turning handle (9) Control opening or closing of four spring detents (18) after moving or moving to right, thus realize shaping protruding (19) circle in pipe fitting (5) The equally distributed spacing bulge of jack-up four (10) on perisporium.
Pipe fitting limit point shaping jig the most according to claim 4, it is characterised in that: described mounting seat (1) and be positioned at peace The clamping block (4) of dress seat (1) left and right sides is both secured on base plate (21) with supporting seat (20).
CN201610749137.6A 2016-08-29 2016-08-29 Pipe fitting limit point shaping jig Active CN106271355B (en)

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Application Number Priority Date Filing Date Title
CN201610749137.6A CN106271355B (en) 2016-08-29 2016-08-29 Pipe fitting limit point shaping jig

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Application Number Priority Date Filing Date Title
CN201610749137.6A CN106271355B (en) 2016-08-29 2016-08-29 Pipe fitting limit point shaping jig

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CN106271355A true CN106271355A (en) 2017-01-04
CN106271355B CN106271355B (en) 2018-05-22

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10109128A (en) * 1996-10-04 1998-04-28 Kihachiro Segawa Plastic working machine for tubular work
JP2001113318A (en) * 1999-10-19 2001-04-24 Maruyasu Nagano:Kk Manufacturing method for bellow tube
CN2920473Y (en) * 2006-04-27 2007-07-11 成惠民 Manual conrex ring tool
CN201552417U (en) * 2009-11-27 2010-08-18 河南科隆集团有限公司 Pipe orifice pressure convergence limit structure inserting into evaporator pipe for welding
CN104690127A (en) * 2015-03-19 2015-06-10 宁波永享铜管道有限公司 Pipe fitting bulge machining device and method
CN105081668A (en) * 2015-08-07 2015-11-25 天津市双象工程液压件有限责任公司 Hydraulic supporting tensioning mechanism for sleeve welding

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10109128A (en) * 1996-10-04 1998-04-28 Kihachiro Segawa Plastic working machine for tubular work
JP2001113318A (en) * 1999-10-19 2001-04-24 Maruyasu Nagano:Kk Manufacturing method for bellow tube
CN2920473Y (en) * 2006-04-27 2007-07-11 成惠民 Manual conrex ring tool
CN201552417U (en) * 2009-11-27 2010-08-18 河南科隆集团有限公司 Pipe orifice pressure convergence limit structure inserting into evaporator pipe for welding
CN104690127A (en) * 2015-03-19 2015-06-10 宁波永享铜管道有限公司 Pipe fitting bulge machining device and method
CN105081668A (en) * 2015-08-07 2015-11-25 天津市双象工程液压件有限责任公司 Hydraulic supporting tensioning mechanism for sleeve welding

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Effective date of registration: 20180419

Address after: 721006 Qingjiang Road, Weibin District, Baoji, Shaanxi Province, No. 70

Applicant after: Shaanxi Baocheng-aerotech Air Conditioning Equipment Co., Ltd.

Address before: 721006 Qingjiang Road, Weibin District, Baoji, Shaanxi Province, No. 70

Applicant before: Baocheng Aerospace Instrument Co., Ltd., Shanxi Prov.

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