CN106271244A - The manufacture method of arm cylinder - Google Patents

The manufacture method of arm cylinder Download PDF

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Publication number
CN106271244A
CN106271244A CN201610723397.6A CN201610723397A CN106271244A CN 106271244 A CN106271244 A CN 106271244A CN 201610723397 A CN201610723397 A CN 201610723397A CN 106271244 A CN106271244 A CN 106271244A
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CN
China
Prior art keywords
welding
support
cylinder
arm cylinder
ringfeder
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Granted
Application number
CN201610723397.6A
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Chinese (zh)
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CN106271244B (en
Inventor
赖永刚
唐维龙
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Anhui Chang Yong Get Machinery Co Ltd
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Anhui Chang Yong Get Machinery Co Ltd
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Priority to CN201610723397.6A priority Critical patent/CN106271244B/en
Publication of CN106271244A publication Critical patent/CN106271244A/en
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Publication of CN106271244B publication Critical patent/CN106271244B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B23K37/0435—Clamps
    • B23K37/0443—Jigs

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The invention discloses the manufacture method of a kind of arm cylinder, including step S1: two and half cylinders dock and carry out spot welding, form the arm cylinder semi-finished product with two abutment joints；S2: two abutment joints are carried out bottoming welding；S3: two abutment joints are filled with welding；S4: two abutment joints are carried out cover welding.The manufacture method of arm cylinder of the present invention, optimize welding procedure, improve welding job efficiency, and when arm cylinder makes, two and half cylinders can be accurately positioned and clamping is fixed, then carry out welding assembly, improve machining accuracy and the production efficiency of arm cylinder, constant product quality, percent defective is low, reduces a lot to the skill set requirements of welder own, reduce labor intensity, be suitable to produce in enormous quantities.

Description

The manufacture method of arm cylinder
Technical field
The invention belongs to engineering machinery processing technique field, specifically, the present invention relates to the making side of a kind of arm cylinder Method.
Background technology
The engineering machinery such as hoisting machinery of the prior art are respectively provided with arm, arm be the important component of hoisting machinery it One, for by heavy lift to certain altitude, the safety of arm, stability and reliability are to pass judgment on hoisting machinery performance and matter The key element of amount, and the component that arm is mainly socketed to form by multiple arm cylinders, arm cylinder is by two and half barrel solderings Form and the component of inner hollow.
The length of arm cylinder is longer, and arm cylinder, in manufacturing process, fixes product merely with some easy processing support The relative dimensions of product, and weld, weld interval is long, and machining accuracy is poor, and production efficiency is low, unstable product quality, to work The solder technology level requirement of people is the highest, and percent defective is high, is unsuitable for producing in enormous quantities.
Summary of the invention
It is contemplated that at least solve one of technical problem present in prior art.To this end, the present invention provides one to hang The manufacture method of arm cylinder, it is therefore an objective to improve the production efficiency of arm cylinder.
To achieve these goals, the technical scheme that the present invention takes is: the manufacture method of arm cylinder, including step:
S1: two and half cylinders dock and carry out spot welding, forms the arm cylinder semi-finished product with two abutment joints；
S2: two abutment joints are carried out bottoming welding；
S3: two abutment joints are filled with welding；
S4: two abutment joints are carried out cover welding.
In described step S1, using joint welding frock to position two and half cylinders and clamping, joint welding frock includes joint welding Base, for inserting in two and half cylinders and for two and half cylinders provide expanding forces rise core apparatus and be arranged at joint welding On base and apply the Bidirectional compacting device of thrust for double cylinder in the first direction and a second direction, first direction with Second direction is perpendicular, and Bidirectional compacting device arranges two row on joint welding base.
The described core apparatus that rises includes in inserting two and half cylinders and for providing expanding force to rise two and half cylinders Overlap and be arranged on ringfeder and for the support member suppressing ringfeder to move in a second direction, ringfeder size in a first direction Adjustable, first direction is perpendicular with second direction.
Described ringfeder includes the first support, the second support and is connected with the first support and the second support and for regulation the The interior governor motion of the spacing of one support and the second support, the first support and the second support are in a first direction for relatively to set Put.
Described ringfeder also include being arranged at described first support with on described second support and for contacting with half cylinder Backing plate, backing plate uses copper material to make.
In said first direction, described first support and described second support are between two described backing plates.
Described support member be arranged at described first support with on described second support and for contact with half cylinder ten thousand To ball bearing.
The described core apparatus that rises also includes being arranged on described ringfeder and prevents ringfeder when ringfeder moves in half cylinder The anti-friction mechanism contacted with half cylinder.
Described anti-friction mechanism include the chafing plate being rotatably arranged on described ringfeder and be arranged on chafing plate and For the roller contacted with half cylinder.
One end of described chafing plate is connected with described first support by bearing pin, and the other end passes through another bearing pin and described the Two supports connect, and the first support has the pilot hole allowing bearing pin pass, and pilot hole is mounting hole.
Described Bidirectional compacting device includes the first hold down gag for double cylinder applying thrust in a first direction Second hold down gag of double cylinder applying thrust in a second direction, the first hold down gag and the second hold down gag are even Connect.
Described first hold down gag include in a first direction for be movably arranged and for contact with half cylinder first Top board, the first clamping frame being arranged on described joint welding base and be arranged on the first clamping frame and for first top board provide First drive mechanism of driving force.
Described first drive mechanism includes first being arranged on described first clamping frame and being connected with described first top board Oil cylinder and first axis of guide being inserted on the first clamping frame and being connected with the first top board.
Described first axis of guide arranges two, and described first oil cylinder is between two first axis of guides.
Described second hold down gag includes the second clamping frame being arranged on described first clamping frame, is rotatably arranged on The second oil cylinder that rocking arm on second clamping frame connects with rocking arm and being arranged on rocking arm and for the pressure contacted with half cylinder Bar.
Described depression bar is detachable connection with described rocking arm.
Described rocking arm has the installing hole allowing described depression bar insert, and installing hole arranges multiple, and the aperture of each installing hole Varying in size, described depression bar has multiple shaft parts that the diameter of axle varies in size and sets gradually the most from small to large, each shaft part The diameter of axle equal with the pore size of a described installing hole respectively.
In described step S2, S3 and S4, use welding tooling that arm cylinder semi-finished product are positioned and clamping, welding tooling The welding stand that including welding base, is arranged on welding base, movably it is arranged on welding stand and for docking Weldering device that seam carries out welding, it is arranged on welding base and for making arm cylinder semi-finished product parallel with welding stand holding Point middle positioner of state, in point, a positioner arranges multiple along the direction paralleled with welding stand on welding base.
A locating rack during positioner includes point in described point, it is oppositely arranged and moveable first locating piece and the second location Block and in being arranged at point on locating rack and the first locating piece and the synchronization-moving link gear of the second locating piece, the first locating piece And second between locating piece for accommodating the locating slot of described arm cylinder semi-finished product.
Described link gear includes being rotatably arranged on the linkage gear on locating rack and described first in described point to be determined Position block connect and with the first tooth bar of linkage gear engagement and be connected with described second locating piece and engage with linkage gear the Two tooth bars, the first tooth bar and the second tooth bar are parallel.
Described link gear also includes first being arranged on described point of middle locating rack and being connected with described first locating piece Oil cylinder.
Described first locating piece is provided with the cushion block for contacting with described arm cylinder semi-finished product with described second locating piece.
Described weldering device includes the sliding seat being movably arranged on described welding stand and is arranged on sliding seat And for the welding gun assembly that two and half cylinders constituting arm cylinder semi-finished product are welded.
Described weldering device also includes the welding wire barrel support being rotationally connected with described sliding seat and is arranged at welding wire barrel support On welding wire barrel, welding wire barrel support and described welding gun assembly lay respectively at the side of described welding stand.
Described weldering device also include the driving motor being arranged on described sliding seat and with drive motor be connected and with set The driving gear of the 3rd tooth bar engagement being placed on described welding stand.
Described welding tooling also includes being arranged on described welding base and for holding the top of described arm cylinder semi-finished product Lifting device, jacking system is in described point between positioner.
Described welding tooling also includes being arranged on described welding base and for the end at described arm cylinder semi-finished product The end positioning device that arm cylinder semi-finished product are positioned.
In described step S2, first the first abutment joint is carried out bottoming welding, then arm cylinder semi-finished product is revolved turnback After, then the second abutment joint is carried out bottoming welding.
When described first abutment joint being carried out bottoming welding, it is first from the first docking along the length direction of the first abutment joint Seam one end start to weld to the middle part of the first abutment joint, the most again the other end from the first abutment joint start to first right The middle part of seam is welded.
When described second abutment joint being carried out bottoming welding, it is first from the second docking along the length direction of the second abutment joint Seam one end start to weld to the middle part of the second abutment joint, the most again the other end from the second abutment joint start to second right The middle part of seam is welded.
In described step S3, first the first abutment joint is filled with welding, then arm cylinder semi-finished product is revolved turnback After, then the second abutment joint is filled with welding.
In described step S4, first the first abutment joint is carried out cover welding, then arm cylinder semi-finished product is revolved turnback After, then the second abutment joint is carried out cover welding.
The manufacture method of arm cylinder of the present invention, optimizes welding procedure, improves welding job efficiency, and can hang When arm cylinder makes, two and half cylinders are accurately positioned and clamping is fixed, then carry out welding assembly, improve arm cylinder Machining accuracy and production efficiency, constant product quality, percent defective is low, reduces a lot to the skill set requirements of welder own, fall Low labor intensity, is suitable to produce in enormous quantities.
Accompanying drawing explanation
This specification includes the following drawings, shown content respectively:
Fig. 1 is the process chart of arm cylinder manufacture method of the present invention；
Fig. 2 is the structural representation of joint welding frock；
Fig. 3 is the side view of joint welding frock；
Fig. 4 is the top view of joint welding frock；
Fig. 5 is the structural representation of core apparatus of rising；
Fig. 6 is enlarged drawing at C in Fig. 5；
Fig. 7 is the structural representation of interior governor motion；
Fig. 8 is the top view of core apparatus of rising；
Fig. 9 is the side view of core apparatus of rising；
Figure 10 is A-A sectional view in Fig. 8；
Figure 11 is B direction view in Fig. 9；
Figure 12 be rise by core apparatus and arm cylinder coordinate schematic diagram；
Figure 13 is the structural representation of Bidirectional compacting device；
Figure 14 is the structural representation of the first hold down gag；
Figure 15 is the structural representation of the second hold down gag；
Figure 16 is the structural representation of rocking arm；
Figure 17 is the structural representation of depression bar；
Figure 18 is the structural representation of the 3rd hold down gag；
Figure 19 is the structural representation of the 4th hold down gag；
Figure 20 is the structural representation of the 5th hold down gag；
Figure 21 is the structural representation of welding tooling；
Figure 22 is the top view of welding tooling；
Figure 23 be rise by core apparatus and arm cylinder semi-finished product coordinate schematic diagram；
Figure 24 is a point structural representation for middle positioner；
Figure 25 is a point side view for middle positioner；
Figure 26 is the structural representation of weldering device；
Figure 27 is the side view of weldering device；
Figure 28 is the structural representation of jacking system；
Figure 29 is the structural representation of end positioning device；
Figure 30 is the schematic diagram that the first abutment joint carries out bottoming welding；
Figure 31 is the schematic diagram that the second abutment joint carries out bottoming welding；
Figure 32 is the schematic diagram that the first abutment joint is filled with welding；
Figure 33 is the schematic diagram that the second abutment joint is filled with welding；
Figure 34 is the schematic diagram that the first abutment joint carries out cover welding；
Figure 35 is the schematic diagram that the second abutment joint carries out cover welding；
Figure is labeled as:
100, rise core apparatus；
101, the first support；102, the second support；103, backing plate；104, support member；
105, anti-friction mechanism；1501, chafing plate；1502, the first bearing pin；1503, the second bearing pin；1504, roller；
106, interior governor motion；1601, driver；1602, connecting rod；1603, bearing；
107, the first draw bar；108, the second draw bar；109, pilot hole；
200, Bidirectional compacting device；
201, the first clamping frame；202, the first top board；203, the first oil cylinder；204, first axis of guide；
205, the second clamping frame；206, rocking arm；2601, the first installing hole；2602, the second installing hole；2603, the 3rd install Hole；2604, the 4th installing hole；
207, depression bar；2701, the first briquetting；2072, the first shaft part；2073, the second shaft part；2704, the 3rd shaft part； 2705, the 4th shaft part；
208, the second oil cylinder；209, oil cylinder seat；210, fastening bolt；
300, the 3rd hold down gag；301, the 3rd clamping frame；302, the 3rd oil cylinder；303, second axis of guide；304, second Briquetting；305, the first yoke plate；
400, the 4th hold down gag；401, the 4th clamping frame；402, the 4th oil cylinder；403, the 3rd axis of guide；404, the 3rd Briquetting；405, the second yoke plate；
500, the 5th hold down gag；501, the 5th clamping frame；502, the second top board；503, the 5th oil cylinder；504, the 4th lead To axle；
600, positioner in dividing；601, locating rack in dividing；602, the first locating piece；603, the second locating piece；604, pad Block；605, the first tooth bar；606, the second tooth bar；607, linkage gear；608, the 6th oil cylinder；
700, weldering device；701, sliding seat；702, welding gun assembly；703, welding wire barrel support；704, welding wire barrel；705, drive Moving gear；706, motor is driven；707, slide block；708, roller；
800, jacking system；801, first frame is held out against；802, the first top board；803, the 7th oil cylinder；804, the 5th axis of guide；
900, end positioning device；901, second frame is held out against；902, the second top board；903, the 8th oil cylinder；904, the 6th lead To axle；
1000, joint welding base；1100, half cylinder；
1200, welding base；1300, welding stand；1400, guide rail；1500, the 3rd tooth bar；1600, the first abutment joint； 1700, the second abutment joint；1800, first paragraph weld seam；1900, second segment weld seam；2000, the 3rd section of weld seam；2100, the 4th section of weldering Seam；2200, the 5th section of weld seam；2300, the 6th section of weld seam；2400, the 7th section of weld seam；2500, the 8th section of weld seam.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, the detailed description of the invention of the present invention is made further details of Explanation, it is therefore an objective to help those skilled in the art that design, the technical scheme of the present invention are had more complete, accurate and deep reason Solve, and contribute to its enforcement.
As it is shown in figure 1, the invention provides the manufacture method of a kind of arm cylinder, comprise the following steps that
S1: two and half cylinders dock and carry out spot welding, forms the arm cylinder semi-finished product with two abutment joints；
S2: two abutment joints are carried out bottoming welding；
S3: two abutment joints are filled with welding；
S4: two abutment joints are carried out cover welding.
Specifically, in step sl, joint welding frock is used two and half cylinders to be positioned and clamping, such as Fig. 2 to Fig. 4 Shown in, this joint welding frock includes joint welding base 1000, in inserting two and half cylinders and for rising by two and half cylinders offers The core apparatus 100 and being arranged on joint welding base 1000 and in the first direction and a second direction to by the core that rises of rising of clamp force Device 100 realizes two and half fixing cylinders of tensioner and applies the Bidirectional compacting device 200 of thrust, first direction and second direction Perpendicular, Bidirectional compacting device 200 arranges two row on joint welding base 1000.
As shown in figure 12, arm cylinder is to be welded and the component of inner hollow by two and half cylinders 1100, half cylinder 1100 are made up of the frid of c-type, and two and half cylinders 1100 are oppositely arranged and along two long limit welding, the arm cylinder of formation is horizontal Cross section is tetragon.In step S, first pass through joint welding frock and two and half cylinders 1100 are positioned and clamping is fixed, so Afterwards to two and half cylinder 1100 spot welding, it is achieved the connection of two and half cylinders 1100, form arm cylinder semi-finished product, arm cylinder semi-finished product Having two abutment joints, the two abutment joint is the first abutment joint 1600 and the second abutment joint 1700, the first abutment joint 1600 He Second abutment joint 1700 position is relative and parallel.While two and half cylinders 1100 are carried out spot welding, the core apparatus 100 that rises is Insert in the rectangular cavities that two and half cylinder 1100 splits are constituted, in two and half cylinders 1100, two and half cylinders 1100 are applied Expanding force, and match with Bidirectional compacting device 200, it is achieved to being accurately positioned and clamping of two and half cylinders 1100, raising is hung The machining accuracy of arm cylinder.
As depicted in figure 5 and figure 12, the core apparatus 100 that rises mainly includes for inserting two and half cylinders 1100 constituting arm cylinder In and for two and half cylinders 1100 being provided the ringfeder of expanding force and being arranged on ringfeder and for suppressing ringfeder in second party The support member 104 moved up, ringfeder size adjustable in a first direction, first direction is perpendicular with second direction.
As depicted in figure 5 and figure 12, ringfeder include first support the 101, second support 102 and with the first support 101 and Two supports 102 connect and for regulating the interior governor motion 106 of the spacing of the first support 101 and the second support 102, first Frame 101 and the second support 102 are in a first direction for being oppositely arranged.When using state shown in Figure 12, first direction is level Direction and perpendicular with the length direction of ringfeder and half cylinder 1100, second direction be vertical direction and also with ringfeder and half cylinder The length direction of 1100 is perpendicular.Interior governor motion 106 regulates the vertical dimension between the first support 101 and the second support 102, And then realizing the regulation of ringfeder size in a first direction, interior governor motion 106 realizes ringfeder in a first direction namely width side Expansion upwards and contraction, it is ensured that two and half cylinders 1100 can be contacted also in two and half cylinders 1100 by the ringfeder after expansion Apply expanding force.
As depicted in figure 5 and figure 12, as preferably, the first support 101 and the second support 102 are the frid system using c-type The elongated member become, the length of the first support 101 and the second support 102 is of substantially equal and slightly larger than the length of half cylinder 1100 Degree, interior governor motion 106 is positioned at the first support 101 and the inside of the second support 102 and makes the first support 101 and the second support 102 are connected, corresponding with the mounting means of two and half cylinders 1100, and the first support 101 sets for relative with the second support 102 Put and make two openings relative.
As depicted in figure 5 and figure 12, ringfeder also includes being arranged on the first support 101 and the second support 102 and for two The backing plate 103 contacted with the internal face of half cylinder 1100 at the welding position of individual half cylinder 1100, backing plate 103 preferably employs copper material Matter is made.Backing plate 103 is arranged in the outside wall surface of the first support 101 and the second support 102 and when using state shown in Figure 12, This outside wall surface is the plane perpendicular with first direction, and backing plate 103 is in the first support 101 and outside wall surface of the second support 102 On be respectively provided with one.Two sidepiece joints of two and half cylinders 1100 form the first abutment joint 1600 and the second docking respectively Seam 1700, i.e. when state shown in Figure 12, in a first direction, the first support 101 and the second support 102 are positioned at two backing plates Between 103, the first abutment joint 1600 and the second abutment joint 1700 are positioned at the both sides of ringfeder, the first abutment joint 1600 and the second docking The length direction of seam 1700 is paralleled with the length direction of ringfeder, and each backing plate 103 is respectively at the first abutment joint 1600 and second The position of abutment joint 1700 contacts with the internal face of two and half cylinders 1100.Backing plate 103 is strip plate, the length of backing plate 103 Roughly equal with the length of half cylinder 1100 and be slightly less than the first support 101 and the length of the second support 102, length of backing plate 103 Parallel with the length of the first support 101 and the second support 102 in degree direction.The backing plate 103 of copper material is for being clamped in first Between support the 101, second support 102 and two and half cylinders 1100, it is to avoid ringfeder directly contacts, so with two and half cylinders 1100 When the first abutment joint 1600 and the second abutment joint 1700 are carried out spot welding, the backing plate 103 of copper material is possible to prevent ringfeder and two Individual half cylinder 1100 sticks together, and can protect welding bead, it is ensured that the even weld of two and half cylinder 1100 junctions, improves product Quality.
As shown in Figure 5 and Figure 8, as preferably, driver 1601 that interior governor motion 106 includes being rotationally connected successively, Connecting rod 1602 and bearing 1603, bearing 1603 and connecting rod 1602 are respectively provided with two, one of them bearing 1603 and first Support 101 is fixing to be connected, and another bearing 1603 is fixing with the second support 102 to be connected, and the two ends of each connecting rod 1602 are respectively Being rotationally connected with bearing 1603 and driver 1601, driver 1601 is for being used for providing power and telescopic component, driver 1601, when carrying out flexible, drive two bearings 1603 to do linear reciprocating motion in a first direction by connecting rod 1602, enter And realize the regulation of ringfeder size in a first direction.
As it is shown in figure 5, driver 1601 is preferably cylinder, cylinder body and second support 102 of cylinder are rotationally connected, cylinder Piston rod and two connecting rods 1602 are rotationally connected, Telescopic-cylinder, and the first support 101 and the second support 102 can be made in first party Upwards carry out relative movement, it is achieved ringfeder expansion in a first direction and contraction.
As it is shown in figure 5, as preferably, interior governor motion 106 arranges multiple along the length direction of ringfeder.
As depicted in figure 5 and figure 12, as preferably, support member 104 is for being arranged at the first support 101 and the second support 102 Go up and for the multi-directional ball bearing contacted with half cylinder 1100.On the first support 101, support member 104 is respectively arranged at first In the outside wall surface of two opposing sidewalls on support 101 and when using state shown in Figure 12, the outer wall of these two opposing sidewalls Face is in the outside wall surface of two perpendicular with second direction opposing sidewalls, and support member 104 is at two up and down of the first support 101 Arranging multiple in outside wall surface along its length, the support member 104 on the first support 101 is used for and one of them half cylinder 1100 Upper and lower two internal faces contact.On the second support 102, it is relative that support member 104 is respectively arranged at two on the second support 102 In the outside wall surface of sidewall and when using state shown in Figure 12, the outside wall surface of these two opposing sidewalls is perpendicular with second direction Two opposing sidewalls outside wall surface on, support member 104 sets in two outside wall surface up and down of the second support 102 along its length Putting multiple, the support member 104 on the second support 102 is for contacting with two internal faces up and down of another half cylinder 1100.Logical Cross and the support member 104 that multi-directional ball bearing moves in a second direction as suppression ringfeder is set on ringfeder, by multi-directional ball axle Holding and contact with two and half cylinders 1100, form Structure deformation, core apparatus 100 entirety that is conducive to rising is being spelled by two and half cylinders 1100 Moving back and forth in closing the rectangular cavities constituted, frictional resistance is little.
As depicted in figure 5 and figure 12, as preferably, the core apparatus 100 that rises also includes the anti-friction mechanism being arranged on ringfeder 105, this anti-friction mechanism 105 is mainly used in rising when core apparatus 100 moves in half cylinder 1100 and prevents ringfeder and half cylinder 1100 contact and produce friction.As it is shown on figure 3, this anti-friction mechanism 105 includes the chafing plate being rotatably arranged on ringfeder 1501 be arranged on chafing plate 1501 and for the roller 1504 contacted with half cylinder 1100, one end of chafing plate 1501 is passed through First bearing pin 1502 is rotationally connected with the first support 101, and the other end of chafing plate 1501 is by the second bearing pin 1503 and second Frame 102 is rotationally connected, and the axis of first bearing pin the 1502, second bearing pin 1503 and roller 1504 is paralleled with second direction.Due to Distance between first support 101 and the second support 102 is adjustable, therefore perpendicular with second direction on the first support 101 Sidewall is provided with the pilot hole 109 allowing the first bearing pin 1502 pass, and pilot hole 109 is to prolong along the length direction of the first support 101 The mounting hole stretched, so when ringfeder carries out expansion or shrinkage, the first bearing pin 1502 slides in pilot hole 109, chafing plate 1501 can swing in horizontal plane.
As shown in Figure 6, roller 1504 arranges two on chafing plate 1501, and two rollers 1504 are respectively facing chafing plate The side of 1501 is protruded, and two rollers 1504 being positioned at each anti-friction mechanism of ringfeder upper and lower are respectively used to and one and half Two perpendicular and relative with first direction internal face on cylinder 1100 contacts.
As it is shown in figure 5, as preferably, anti-friction mechanism 105 arranges multiple along the length direction of ringfeder, in the length of ringfeder On degree direction, the support member 104 on the first support 101 and the second support 102 lays respectively between two anti-friction mechanisms 105. Rise by the core apparatus 100 roller 1504 by anti-friction mechanism 105 and multi-directional ball bearing is separately implemented at first direction and second party Upwards with the Structure deformation of two and half cylinders 1100, time mobile, frictional resistance is little, it is simple to the movement of core apparatus 100 entirety that rises.
As it is shown in figure 5, rise, core apparatus 100 also includes that the first draw bar 107 and second being respectively arranged at ringfeder one end leads Drawing bar 108, as preferably, the first draw bar 107 is to be welded to connect with the second support 102 in one end of the second support 102, the Two draw bars 108 are to be welded to connect at the other end and second support 102 of the second support 102.First draw bar 107 and second leads Drawing bar 108 is the drag rope for connecting on hoist engine, pulls, by being arranged at the hoist engine at core apparatus 100 two ends of rising, the core that rises Device 100 entirety moves back and forth.
As shown in FIG. 13 to 15, Bidirectional compacting device 200 includes applying to compress for double cylinder in a first direction First hold down gag of power and in a second direction double cylinder apply the second hold down gag of thrust, the first hold down gag and Second hold down gag connects.In a first direction, the direction of the thrust that double cylinder of the first hold down gag applies and the core dress that rises Put 100 expanding force in opposite direction that half cylinder is applied, the first hold down gag and the core apparatus 100 that rises to match, it is achieved two Half cylinder location in a first direction and clamping are fixed.Two and half cylinders are the level of state and are positioned over the top of joint welding base 1000 On face, and two and half cylinders are in a second direction for place up and down, and one of them half cylinder is positioned at the top of another half cylinder, Second hold down gag is pointed to half cylinder of top in a second direction and applies downward thrust, thus suppresses two and half cylinders Move in a second direction.
As shown in Figure 13 and Figure 14, the first hold down gag include in a first direction for be movably arranged and for two Half cylinder contact the first top board 202, the first clamping frame 201 being arranged on joint welding base 1000 and be arranged at the first clamping frame On 201 and for the first top board 202 being provided the first drive mechanism of driving force.First clamping frame 201 is vertically arranged at joint welding On base 1000, the first top board 202 is strip plate, the length direction of the first top board 202 and second direction and the first clamping frame 201 Length direction parallel, the first top board 202 is vertically arranged at the inner side of the first clamping frame 201.First drive mechanism includes setting The first oil cylinder 203 of being placed on the first clamping frame 201 and be connected with the first top board 202 and be inserted on the first clamping frame 201 and First axis of guide 204 being connected with the first top board 202, the first oil cylinder 203 and the axis of first axis of guide 204 and first direction phase Parallel, the cylinder body of the first oil cylinder 203 and the first fixing connection of clamping frame 201, the piston rod of the first oil cylinder 203 is at the first top board Middle position on the length direction of 202 is connected with the first top board 202, and the first oil cylinder 203 is for providing the first top board 202 It is made to do the driving force of linear reciprocating motion in the first direction.As preferably, first axis of guide 204 arranges phase in a second direction Parallel two, the first oil cylinder 203 is between two first axis of guides 204, and the first clamping frame 201 is provided with two and allows first The pilot hole that the axis of guide 204 passes, the end of first axis of guide 204 is fixing with the first top board 202 to be connected.
As shown in Figure 13 and Figure 15, the second hold down gag is arranged at the side of the first hold down gag, the second hold down gag bag The rocking arm include the second clamping frame 205 being arranged on the first clamping frame 201, being rotatably arranged on the second clamping frame 205 206 the second oil cylinders 208 connected with rocking arm 206 and being arranged on rocking arm 206 and for the depression bar 207 contacted with half cylinder, the Two clamping frames 205 are fixed in the side of the first clamping frame 201 connected by bolt and the first clamping frames 201.In a first direction, Second oil cylinder 208 and depression bar 207 lay respectively at the side of the second clamping frame 205, the piston rod of the second oil cylinder 208 and rocking arm 206 One end be rotationally connected, the cylinder body of the second oil cylinder 208 is rotationally connected with the oil cylinder seat 209 being positioned at below the second clamping frame 205, oil Cylinder seat 209 is fixedly installed on joint welding base 1000.One end of rocking arm 206 is connected with the second oil cylinder 208, and depression bar 207 is installed on The other end of rocking arm 206, rocking arm 206 position between the ends is rotationally connected by bearing pin and the second clamping frame 205, this pin The axis of axle is paralleled with third direction and perpendicular with first direction and second direction, and third direction is horizontal direction and with One direction and second direction are perpendicular, and the length direction of joint welding base 1000 is paralleled with third direction.When impaction state, shake Arm 206 is the level of state horizontal above half cylinder, depression bar 207 compress in vertical state below half cylinder.
Arm used by the engineering machinery such as hoisting machinery is to be socketed to form by multiple arm cylinders, and each arm cylinder is Size on two directions is different, therefore to the clamping adapting to various sizes of arm cylinder is fixed, depression bar 207 is arranged to and lower section Distance between joint welding base 1000 is adjustable, improves versatility.As shown in Figure 15 and Figure 16, the end of rocking arm 206 has and allows The installing hole that depression bar 207 inserts, installing hole is the manhole running through setting in the end of rocking arm 206, and installing hole arranges multiple, The pore size of each installing hole is different and axis is parallel.As shown in figure 17, depression bar 207 is by the cylindrical body of rod and setting The first briquetting 2701 in rod end forms, and the body of rod is for inserting in the installing hole on rocking arm 206, and the first briquetting 2701 is used for Contacting with half cylinder, the body of rod of depression bar 207 has multiple shaft parts that the diameter of axle varies in size and sets gradually the most from small to large, The diameter of axle of each shaft part is equal with the pore size of an installing hole respectively, so when installing depression bar 207, and can be according to needing compression The size of arm cylinder, select to insert in corresponding installing hole shaft parts different on depression bar 207, then make depression bar 207 with Rocking arm 206 is fixed, and the size of arm cylinder is wanted to make the vertical dimension between the first briquetting 2701 and joint welding base 1000 disclosure satisfy that Ask.
As preferably, depression bar 207 is connected for detachable with rocking arm 206, and the convenient position regulating depression bar 207, such as figure Shown in 15, in the end of rocking arm 206, the position of each installing hole corresponding is respectively equipped with a fastening bolt 210, fastening bolt 210 with rocking arm 206 for threadeding, on the sidewall of rocking arm 206, position at each installing hole corresponding is respectively equipped with accordingly One for installing the screwed hole of fastening bolt 210, screwed hole and installing hole be to be connected and the axis of screwed hole and installation The axis perpendicular in hole, the fastening bolt 210 at each installing hole is to insert the depression bar 207 in installing hole, to pressure for locking Bar 207 applies radial force, it is achieved the depression bar 207 locking on rocking arm 206 is fixed.
As shown in Figure 16 and Figure 17, in the present embodiment, the end of rocking arm 206 arranges four installing holes, and respectively first Installing hole the 2601, second installing hole the 2602, the 3rd installing hole 2603 and the 4th installing hole 2604, the first installing hole 2601, second The aperture of installing hole the 2602, the 3rd installing hole 2603 and the 4th installing hole 2604 increases successively.From away from the first pressure on depression bar 207 One end of block 2701 starts to be sequentially provided with four shaft parts vertically, respectively first shaft part the 2702, second shaft part the 2703, the 3rd axle Section 2704 and the 4th shaft part 2705, the first shaft part the 2702, second shaft part the 2703, the 3rd shaft part 2704 and the 4th shaft part 2705 and axle Footpath increases successively, and the diameter of the first shaft part 2702 and the diameter of the first installing hole 2601 are equal, the second shaft part 2703 straight Footpath is equal with the diameter of the second installing hole 2602, the diameter of the 3rd shaft part 2704 and the diameter of the 3rd installing hole 2603 Equal, the diameter of the 4th shaft part 2705 and the diameter of the 4th installing hole 2604 are equal.The first shaft part 2702 when depression bar 207 Insert in the first installing hole 2601 on rocking arm 206, and fixed by fastening bolt 210, now the first briquetting 2701 and rocking arm Distance between 206 is maximum, is suitable to compress smallest size of arm cylinder.When the second shaft part 2703 of depression bar 207 inserts rocking arm 206 On the second installing hole 2602 in, and fixed by fastening bolt 210, now between the first briquetting 2701 and rocking arm 206 away from From reduction, be suitable to compress the arm cylinder that size second is little.When the 3rd shaft part 2704 of depression bar 207 inserts the 3rd on rocking arm 206 In installing hole 2603, and being fixed by fastening bolt 210, now the distance between the first briquetting 2701 and rocking arm 206 subtracts again Little, be suitable to compress the arm cylinder that size the 3rd is little.When the 4th shaft part 2705 of depression bar 207 inserts the 4th installation on rocking arm 206 In hole 2604, and being fixed by fastening bolt 210, now the distance between the first briquetting 2701 and rocking arm 206 reduces, and is suitable to pressure The arm cylinder that tight size is maximum.
As shown in Figure 2 and Figure 4, Bidirectional compacting device 200 arranges two row on joint welding base 1000, the Bidirectional compacting of each row Device 200 is equally spaced multiple along third direction, and two row Bidirectional compacting devices 200 are symmetrical, core apparatus 100 He of rising Two and half cylinders are placed between two row Bidirectional compacting devices 200.
As in figure 2 it is shown, joint welding frock also includes being arranged on joint welding base 1000 and at double cylinder of third direction Applying the 3rd hold down gag 300 of thrust, third direction is horizontal direction and perpendicular with first direction and second direction, rises Set length direction parallel with third direction, and the first abutment joint 1600 and the second abutment joint 1700 also with third direction phase Parallel.As shown in figure 18, the 3rd hold down gag 300 includes the 3rd clamping frame 301 being arranged on joint welding base 1000, is arranged at The 3rd oil cylinder 302, second axis of guide 303 being movably arranged on the 3rd clamping frame 301 on 3rd clamping frame 301, set The second briquetting 304 of being placed on second axis of guide 303 and being connected with the piston rod of second axis of guide 303 and the 3rd oil cylinder 302 The first yoke plate 305, the 3rd clamping frame 301 is provided with a pilot hole allowing second axis of guide 303 pass.3rd oil cylinder 302 With second axis of guide 303 for being horizontally placed on the 3rd clamping frame 301, the 3rd oil cylinder 302 and the axis and the 3rd of second axis of guide 303 Direction is parallel, and the second briquetting 304 is arranged at the end of the 3rd axis of guide 403, one end of the first yoke plate 305 and the 3rd oil cylinder The piston rod of 302 is fixing to be connected, the other end of the first yoke plate 305 and the second fixing connection of the axis of guide 303, the 3rd oil cylinder 302 Cylinder body and the 3rd fixing connection of clamping frame 301, the 3rd oil cylinder 302 is for making it do along third direction the second briquetting 304 offer The driving force of linear reciprocating motion.
As in figure 2 it is shown, joint welding frock also includes being arranged on joint welding base 1000 and for filling, at third direction, the core that rises Put the 4th hold down gag 400 of 100 applying thrusts.As shown in figure 19, the 4th hold down gag 400 includes being arranged at joint welding base The 4th clamping frame 401 on 1000, the 4th oil cylinder 402 being arranged on the 4th clamping frame 401, movably it is arranged at the 4th pressure The 3rd axis of guide 403 on tight frame 401, the 3rd briquetting 404 being arranged on the 3rd axis of guide 403 and with the 3rd axis of guide 403 and the 4th the second yoke plate 405 of connecting of the piston rod of oil cylinder 402, the 4th clamping frame 401 is provided with one and allows the 3rd axis of guide 403 pilot holes passed.4th oil cylinder 402 and the 3rd axis of guide 403 for being horizontally placed on the 4th clamping frame 401, the 4th oil cylinder 402 Paralleling with third direction with the axis of the 3rd axis of guide 403, the 3rd briquetting 404 is arranged at the end of the 3rd axis of guide 403, the One end of duplex plate 405 is fixing with the piston rod of the 4th oil cylinder 402 to be connected, the other end of the second yoke plate 405 and the 3rd axis of guide 403 fixing connections, the cylinder body of the 4th oil cylinder 402 and the 4th fixing connection of clamping frame 401, the 4th oil cylinder 402 is for the 3rd pressure Block 404 provides and makes it do the driving force of linear reciprocating motion along third direction.
As shown in Figure 2 and Figure 4, the hoist engine being used for applying, on third direction, the core apparatus 100 that rises pull strength is arranged at The end of joint welding base 1000, the 4th hold down gag 400 and the 3rd hold down gag 300 are positioned at two row Bidirectional compacting devices 200 The same side, and on third direction, the 3rd hold down gag 300 and the 4th hold down gag 400 are positioned at two row Bidirectional compacting devices 200 With between hoist engine, in a first direction, the 3rd hold down gag 300 and the 4th hold down gag 400 lay respectively at the core apparatus 100 that rises The side of the second draw bar.3rd hold down gag 300 is connect by the end of the second briquetting 304 with half cylinder being positioned at lower section Touch, thus double cylinder plays positioning action on third direction.4th hold down gag 400 is by the 3rd briquetting 404 and ringfeder Ends contact, thus on third direction, the core apparatus 100 that rises is played positioning action.
As in figure 2 it is shown, joint welding frock also includes being arranged on joint welding base 1000 and for double cylinder in a first direction Applying the 5th hold down gag 500 of thrust, the 5th hold down gag 500 arranges two and two the 5th on joint welding base 1000 Hold down gag 500 is symmetrical, and each the 5th hold down gag 500 is in string Bidirectional compacting device 200 respectively with always On line.On third direction, the 3rd hold down gag 300 and the 4th hold down gag 400 are positioned at the one of two row Bidirectional compacting devices 200 Side, two the 5th hold down gags 500 are positioned at the opposite side of two row Bidirectional compacting devices 200, and two the 5th hold down gags 500 are main For compressing two and half cylinders in the end of two and half cylinders.As shown in figure 20, the structure of the 5th hold down gag 500 and the first pressure The structure of tight device is essentially identical, the 5th hold down gag 500 include in a first direction for be movably arranged and for two Half cylinder contact the second top board 902, the 5th clamping frame 501 being arranged on joint welding base 1000 and be arranged at the 5th clamping frame On 501 and for the second top board 902 being provided the second drive mechanism of driving force.5th clamping frame 501 is vertically arranged at joint welding On base 1000, the second top board 902 is strip plate, the length direction of the second top board 902 and second direction and the 5th clamping frame 501 Length direction parallel, the second top board 902 is vertically arranged at the inner side of the 5th clamping frame 501.Second drive mechanism includes setting The 5th oil cylinder 503 that is placed on the 5th clamping frame 501 and be connected with the second top board 902 and be inserted on the 5th clamping frame 501 and The 4th axis of guide 504 being connected with the second top board 902, the 5th oil cylinder 503 and the axis of the 4th axis of guide 504 and first direction phase Parallel, the cylinder body of the 5th oil cylinder 503 and the 5th fixing connection of clamping frame 501, the piston rod of the 5th oil cylinder 503 is at the second top board Middle position on the length direction of 902 is connected with the second top board 902, and the 5th oil cylinder 503 is for providing the second top board 902 It is made to do the driving force of linear reciprocating motion in the first direction.As preferably, the 4th axis of guide 504 arranges phase in a second direction Parallel two, the 5th oil cylinder 503 is between two the 4th axis of guides 504, and the 5th clamping frame 501 is provided with two and allows the 4th The pilot hole that the axis of guide 504 passes, the end of the 4th axis of guide 504 is fixing with the second top board 902 to be connected.
In step S2, S3 and S4, welding tooling is used to position and clamping, arm cylinder semi-finished product such as Figure 21 and Tu Shown in 22, this welding tooling includes welding base 1200, the welding stand 1300 being arranged on welding base 1200, movably It is arranged on welding stand 1300 and for the weldering device that two and half cylinders constituting arm cylinder semi-finished product are welded 700, for inserting in arm cylinder semi-finished product and for two and half cylinders provide expanding forces rise core apparatus 100 and being arranged at On welding base 1200 and for making arm cylinder semi-finished product keep to parallel point middle positioner of state with welding stand 1300 600, in point, positioner 600 arranges multiple along the direction paralleled with welding stand 1300 on welding base 1200.
Step S2, S3 and S4 welding process in, the core apparatus 100 that rises inserts the rectangular cavities in arm cylinder semi-finished product In, in arm cylinder semi-finished product, two and half cylinders 1100 being applied expanding force, this core apparatus 100 that rises keeps tensioner state, companion Arm cylinder semi-finished product synchronize to move from joint welding frock on welding tooling, and with welding tooling point in positioner 600 phase Coordinate, it is achieved arm cylinder semi-finished product are accurately positioned and clamping, improve the machining accuracy of arm cylinder.Rise the knot of core apparatus 100 Structure can refer to Fig. 5 to Figure 12, does not repeats them here, it should be understood that, rise core apparatus 100 use shape in step sl State is different from the use state in step S2, S3 and S4, relative to use state in step sl, step S2, S3 and In S4, the core apparatus 100 that rises need to make the first abutment joint 1600 and the second abutment joint 1700 with arm cylinder semi-finished product synchronous rotary 90 degree In arranging up and down, as shown in figure 23, it is simple to weldering device 700 welds.
As shown in figure 23, rise core apparatus 100 and welding tooling with the use of time, the ringfeder of the core apparatus 100 that rises is second Size adjustable on direction, the support member 104 being arranged on ringfeder is for suppressing ringfeder to move in a first direction, first party To for horizontal direction and perpendicular with the length direction of ringfeder and half cylinder 1100, second direction be vertical direction and also with ringfeder Perpendicular with the length direction of half cylinder 1100.Interior governor motion 106 regulates between the first support 101 and the second support 102 Vertical dimension, and then realize the regulation of ringfeder size in a second direction, interior governor motion 106 realizes ringfeder in second direction also I.e. expansion in short transverse and contraction, it is ensured that the ringfeder after expansion can be to two and half cylinders 1100 in arm cylinder semi-finished product Contact and apply expanding force.In a second direction, the first support 101 and the second support 102 between two backing plates 103, two Individual abutment joint is positioned at the both sides up and down of ringfeder, and each backing plate 103 is respectively in the first abutment joint 1600 and the second docking of upper and lower Stitch at 1700 the internal face with two and half cylinders 1100 to contact.So the first abutment joint 1600 and the second abutment joint 1700 are being entered During row welding, the backing plate 103 of copper material equally prevents ringfeder and two and half cylinders 1100 from sticking together, can protect weldering Road, it is ensured that the even weld of two and half cylinder 1100 junctions, improves product quality.
As shown in Figure 21, Figure 24 and Figure 25, in point, positioner 600 includes a point middle locating rack 601, is oppositely arranged and can move Dynamic the first locating piece 602 and the second locating piece 603 and being arranged on point middle locating rack 601 and the first locating piece 602 and the The two synchronization-moving link gears of locating piece 603, for accommodating arm cylinder half between the first locating piece 602 and the second locating piece 603 The locating slot of finished product.In point, locating rack 601 is fixedly installed on welding base 1200, and in point, the end face of locating rack 601 is for placing Arm cylinder semi-finished product and the plane perpendicular with second direction.Under the effect of link gear, the first locating piece 602 and second is fixed Position block 603 can do linear reciprocating motion in the first direction, and link gear makes the first locating piece 602 and the second locating piece 603 do phase To moving or deviating from motion mutually, the arm cylinder half making the first locating piece 602 be positioned in locating slot with the second locating piece 603 clamping becomes Product or release arm cylinder semi-finished product, and while clamping arm cylinder semi-finished product, arm cylinder can be made to keep and welding stand 1300 are in parallel state, improve the positioning precision of arm cylinder semi-finished product.
As shown in figures 24 and 25, link gear includes the linkage gear being rotatably arranged on point middle locating rack 601 607 first tooth bars 605 that are connected and with linkage gear 607 engage fixing with the first locating piece 602 and with the second locating piece 603 Fixing the second tooth bar 606 connecting and engaging with linkage gear 607, the first tooth bar 605 and the second tooth bar 606 is parallel and with the One direction is parallel.Linkage gear 607 is to be positioned at the first locating piece 602 and Cylinder Gear of the second locating piece 603 middle position Taking turns, the axis of linkage gear 607 is paralleled with third direction and perpendicular with first direction and second direction, and third direction is water Square to and perpendicular with first direction and second direction, third direction is paralleled with the length direction of welding stand 1300.The The length of one tooth bar 605 and the second tooth bar 606 is more than a point length for middle locating rack 601, and the first tooth bar 605 is positioned at the second tooth bar The top of 606, linkage gear 607 between the first tooth bar 605 and the second tooth bar 606, the first tooth bar 605 and the second tooth bar There are on 606 the multiple teeth engaged with linkage gear 607, when linkage gear 607 rotates, the first tooth bar 605 and the second tooth bar 606 move along a straight line and both direction of motion is contrary in the first direction.And the first tooth bar 605 and the second tooth bar 606 are the most right First locating piece 602 and the second locating piece 603 play guide effect, be provided with and allow the second tooth bar 606 wear on the first locating piece 602 The pilot hole crossed, the second locating piece 603 is provided with the pilot hole allowing the first tooth bar 605 pass, and in point, locating rack 601 is positioned at first Between locating piece 602 and the second locating piece 603, after the through hole that the first tooth bar 605 is set in passing point middle locating rack 601, first One end of tooth bar 605 is fixing with the first locating piece 602 to be connected, and the other end of the first tooth bar 605 is through institute on the second locating piece 603 If pilot hole, the second tooth bar 606 through point in after through hole set in locating rack 601, one end and second of the second tooth bar 606 Locating piece 603 is fixing to be connected, and the other end of the second tooth bar 606 is through pilot hole set on the first locating piece 602, two tooth bars Match with two locating pieces and linkage gear 607, it is ensured that two locating pieces can synchronizing moving, clamp or discharge arm cylinder Semi-finished product, improve the positioning precision of arm cylinder semi-finished product.
As shown in figures 24 and 25, during link gear also includes being arranged at point on locating rack 601 and with the first locating piece 602 The 6th oil cylinder 608 connected, the axis of the 6th oil cylinder 608 parallels with first direction, the cylinder body of the 6th oil cylinder 608 with point in calmly Position frame 601 is fixing to be connected, the piston rod of the 6th oil cylinder 608 and the first fixing connection of locating piece 602.6th oil cylinder 608 is for right First locating piece 602 provides and makes it do the driving force of linear reciprocating motion in the first direction, when the 6th oil cylinder 608 shrinks and pulls First locating piece 602 is towards when dividing a middle locating rack 601 to move, and first tooth bar 605 synchronization-moving with the first locating piece 602 is permissible Driving linkage gear 607 to rotate, linkage gear 607 also drives the second tooth bar 606 to move, and then the second tooth bar 606 drives second Locating piece 603 moves simultaneously towards a point middle locating rack 601；Accordingly, when the 6th oil cylinder 608 extends and promotes the first locating piece 602 be directed away from point in the direction moved of locating rack 601 when moving, first tooth bar 605 synchronization-moving with the first locating piece 602 Linkage gear 607 can be driven to reversely rotate, and linkage gear 607 also drives the second tooth bar 606 to move, and then the second tooth bar 606 The second locating piece 603 is driven to move, such that it is able to regulate location very easily simultaneously towards away from a point direction for middle locating rack 601 The width of groove, it is achieved quickly location and the clamping of arm cylinder semi-finished product is fixed.
And the arm used by the engineering machinery such as hoisting machinery is to be socketed to form by multiple arm cylinders, each arm cylinder Semi-finished product size in a first direction is different, therefore to the clamping adapting to various sizes of arm cylinder is fixed, by the 6th Oil cylinder 608 provides and makes the power that the first locating piece 602 and the second locating piece 603 move, and then can regulate the width of locating slot, Being adapted to various sizes of arm cylinder semi-finished product quickly position and fix with clamping, versatility is good.
As shown in figures 24 and 25, the internal face of the first locating piece 602 and the second locating piece 603 is equipped with a use In the cushion block 204 contacted with the outside wall surface of arm cylinder semi-finished product.
As shown in Figure 21, Figure 26 and Figure 27, weldering device 700 includes the cunning being movably arranged on welding stand 1300 Move seat 701 and be arranged on sliding seat 701 and for the welding gun that two abutment joints constituting arm cylinder semi-finished product are welded Assembly 702, welding gun assembly 702 has the welding gun that can automatically perform welding action, the moving direction of sliding seat 701 and arm cylinder half The length direction of finished product is parallel, thus when welding, by the sliding seat 701 rectilinear movement on welding stand 1300, band Move at the welding gun assembly 702 length direction along arm cylinder semi-finished product welding position between two and half cylinders 1100 two Half cylinder 1100 welds.
As shown in Figure 26 and Figure 27, weldering device 700 also includes the welding wire barrel support 703 being rotationally connected with sliding seat 701 With the welding wire barrel 704 being arranged on welding wire barrel support 703, welding wire barrel 704 is for accommodating the welding wire of welding, welding wire barrel support 703 and welding gun assembly 702 lay respectively at the side of welding stand 1300.Welding wire barrel support 703 is arranged to sliding seat 701 even Connect, when sliding seat 701 moves, welding wire barrel support 703 and welding wire barrel thereon 704 can in company with sliding seat 701 synchronizing moving, Such that it is able to be continuously welding gun assembly 702 to provide welding wire.
As shown in Figure 21, Figure 26 and Figure 27, weldering device 700 also includes the driving motor 706 being arranged on sliding seat 701 And with drive motor 706 motor shaft fix be connected and with driving that the 3rd tooth bar 1500 being arranged on welding stand 1300 engages Moving gear 705, the length direction of the 3rd tooth bar 1500 is paralleled with the length direction of welding stand 1300, drives motor 706 to transport When turning, owing to the driving gear 705 being arranged on the motor shaft driving motor 706 engages with the 3rd tooth bar 1500, the 3rd tooth bar 1500 maintain static, thus drive gear 705 to roll on the 3rd tooth bar 1500, drive sliding seat 701 entirety along weldering simultaneously The length direction of frame 1300 of picking moves, and welds two and half cylinders 1100.As preferably, at welding stand 1300 are provided with two parallel guide rails 1400, weldering device 700 also include being arranged on sliding seat 701 and with guide rail 1400 For the slide block 707 being slidably connected, two guide rails 1400 are paralleled with the 3rd tooth bar 1500 and the 3rd tooth bar 1500 is positioned at two and leads Between rail 1400, on sliding seat 701, also be provided with two slide blocks 707 accordingly, two slide blocks 707 respectively with guide rail 1400 phase Coordinate, drive the gear 705 position between two slide blocks 707.Welding wire barrel support 703 is additionally provided with and welding stand The roller 708 of 1300 contacts, roller 708 arranges multiple along the length direction of welding stand 1300, and roller 708 avoids welding stand 1300 directly contact with welding wire barrel support 703.
As shown in figure 21, welding tooling also includes being arranged on welding base 1200 and for holding arm cylinder semi-finished product Jacking system 800, jacking system 800 is between point middle positioner 600.Owing to the length of arm cylinder semi-finished product is longer, logical Cross arrange jacking system 800 arm cylinder semi-finished product various location provide support, and and point in a positioner 600 match, Improve the stability of arm cylinder semi-finished product.As shown in figure 28, jacking system 800 include in a second direction for being movably arranged and For the first top board 802 contacted with arm cylinder semi-finished product, be arranged at welding base 1200 on first hold out against frame 801 and arrange Hold out against on frame 801 and for the first top board 802 being provided the 3rd drive mechanism of driving force in first.First holds out against frame 801 erects Directly being arranged on welding base 1200, the first top board 802 is strip plate, the length direction of the first top board 802 and first direction phase Parallel, the first top board 802 is horizontal to be held out against above frame 801 first.3rd drive mechanism includes that being arranged at first holds out against frame 801 Upper and the 7th oil cylinder 803 that is connected with the first top board 802 and be inserted in first and hold out against on frame 801 and be connected with the first top board 802 The 5th axis of guide 804, the axis of the 7th oil cylinder 803 and the 5th axis of guide 804 parallels with second direction, the 7th oil cylinder 803 Cylinder body and first hold out against that frame 801 is fixing to be connected, the piston rod of the 7th oil cylinder 803 is on the length direction of the first top board 802 Middle position is connected with the first top board 802, and the 7th oil cylinder 803 is for making it do in a second direction the first top board 802 offer The driving force of linear reciprocating motion.As preferably, the 5th axis of guide 804 arranges parallel two in the first direction, and the 7th Oil cylinder 803 is between two the 5th axis of guides 804, and first holds out against frame 801 is provided with two and allows the 5th axis of guide 804 pass Pilot hole, the end of the 5th axis of guide 804 is fixing with the first top board 802 to be connected.
As shown in figure 21, welding tooling also includes being arranged on welding base 1200 and for the end at arm cylinder semi-finished product The end positioning device 900 that arm cylinder semi-finished product are positioned by portion, jacking system 800 and end positioning device 900 position respectively The side of positioner 600 in one point.As shown in figure 29, end positioning device 900 includes in a second direction for moving Dynamic arrange and for the second top board 902 contact with arm cylinder semi-finished product, be arranged at second welded on base 1200 and hold out against frame 901 and be arranged at second and hold out against on frame 901 and for the second top board 902 being provided the 4th drive mechanism of driving force.Second top Tight frame 901 is vertically arranged on welding base 1200, and the second top board 902 is strip plate, the length direction of the second top board 902 and the One direction is parallel, and the second top board 902 is horizontal to be held out against above frame 901 second.4th drive mechanism includes being arranged at second Hold out against the 8th oil cylinder 903 being connected on frame 901 and with the second top board 902 and be inserted in second hold out against on frame 901 and with the second top The 6th axis of guide 904 that plate 902 connects, the axis of the 8th oil cylinder 903 and the 6th axis of guide 904 parallels with second direction, the The cylinder body of eight oil cylinders 903 and second holds out against the fixing connection of frame 901, and the piston rod of the 8th oil cylinder 903 is in the length of the second top board 902 Middle position on direction is connected with the second top board 902, and the 8th oil cylinder 903 makes it along for providing the second top board 902 The driving force of linear reciprocating motion is done in two directions.As preferably, the 6th axis of guide 904 arranges parallel two in the first direction Individual, the 8th oil cylinder 903 is between two the 6th axis of guides 904, and second holds out against frame 901 is provided with two and allows the 6th axis of guide 904 pilot holes passed, the end of the 6th axis of guide 904 is fixing with the second top board 902 to be connected.
As shown in figure 21, welding stand 1300 is fixedly installed on welding base 1200 and both length directions are equal OK, jacking system 800, point middle positioner 600 and end positioning device 900 are in the length direction phase with welding stand 1300 On parallel same straight line, jacking system 800 and a point middle positioner 600 are respectively provided with multiple.
In the present embodiment, as shown in figure 21, jacking system 800 and a point middle positioner 600 are respectively provided with two, and termination is fixed Position device 900 arranges one, and between two points of middle positioners 600 and each positioner divides two jacking systems 800 Not positioner 600 in point, and in one point, positioner 600 is positioned at jacking system 800 and location, termination dress Put between 900.
In step s 2, the welding gun assembly first passed through on welding tooling carries out bottoming welding, so to the first abutment joint 1600 After by after arm cylinder semi-finished product rotation turnback, then carry out the second abutment joint 1700 beating by the welding gun assembly on welding tooling Back welding connects.
As preferably, as shown in figure 30, when the first abutment joint 1600 being carried out bottoming welding, it is along the first abutment joint The length direction of 1600 first starts to weld to the middle part of the first abutment joint 1600 from one end of the first abutment joint 1600, is formed First paragraph weld seam；The most again from the beginning of the other end of the first abutment joint 1600, along the length direction of the first abutment joint 1600 to The middle part of pair of seams 1600 is welded, and forms second segment weld seam, and first paragraph weld seam and the end of second segment weld seam also connect Form the most complete weld seam.
As preferably, as shown in figure 31, when the second abutment joint 1700 being carried out bottoming welding, it is along the second abutment joint The length direction of 1700 first starts to weld to the middle part of the second abutment joint 1700 from one end of the second abutment joint 1700, is formed 3rd section of weld seam；The most again from the beginning of the other end of the second abutment joint 1700, along the length direction of the second abutment joint 1700 to The middle part of two abutment joints 1700 is welded, and forms the 4th section of weld seam, and the 3rd section of weld seam and the end of the 4th section of weld seam also connect Form the most complete weld seam.And before the second abutment joint 1700 is carried out bottoming welding, by point middle location on welding tooling Device 600 unclamps, then by arm cylinder semi-finished product together with internal core apparatus 100 synchronous rotary 180 degree that rises after, make the second docking Seam 1700 upset, to the top of the first abutment joint 1600, is then clamped arm cylinder half by a point middle positioner 600 and becomes, last ability Second abutment joint 1700 is carried out bottoming welding.
In step s3, first the first abutment joint 1600 is filled with welding, then arm cylinder semi-finished product is revolved turnback After, then the second abutment joint 1700 is filled with welding.Owing to the most having carried out once turning over to arm cylinder semi-finished product Turn, therefore before the first abutment joint 1600 need to being filled with welding, arm cylinder semi-finished product need to be carried out second time and overturn, arm After cylinder semi-finished product turn over turnback, the first abutment joint 1600 is made to overturn the top to the second abutment joint 1700, then by a point middle location Device 600 clamps arm cylinder half and becomes, and the first abutment joint 1600 finally could be filled with welding.
As shown in figure 32, when the first abutment joint 1600 being filled with welding, it is the length along the first abutment joint 1600 Direction first starts to weld to the other end of the first abutment joint 1600 from one end of the first abutment joint 1600, forms the 5th section of weldering Seam.As shown in figure 33, when the second abutment joint 1700 being filled with welding, it is first along the length direction of the second abutment joint 1700 Start from one end of the second abutment joint 1700 to weld to the other end of the second abutment joint 1700, form the 6th section of weld seam.And And before the second abutment joint 1700 is filled with welding, arm cylinder semi-finished product need to be carried out third time and overturn, arm cylinder half becomes After product turn over turnback, the second abutment joint 1700 is made to overturn the top to the first abutment joint 1600, then by a point middle positioner 600 clamping arm cylinders half become, and the second abutment joint 1700 finally could be filled with welding.
In step s 4, first the first abutment joint 1600 is carried out cover welding, then arm cylinder semi-finished product is revolved turnback After, then the second abutment joint 1700 is carried out cover welding.Owing to the most having carried out once turning over to arm cylinder semi-finished product Turn, therefore before the first abutment joint 1600 need to being carried out cover welding, arm cylinder semi-finished product need to be carried out the 4th upset, arm After cylinder semi-finished product turn over turnback, the first abutment joint 1600 is made to overturn the top to the second abutment joint 1700, then by a point middle location Device 600 clamps arm cylinder half and becomes, and finally the first abutment joint 1600 could be carried out cover welding.
As shown in figure 34, when the first abutment joint 1600 is carried out cover welding, it is the length along the first abutment joint 1600 Direction first starts to weld to the other end of the first abutment joint 1600 from one end of the first abutment joint 1600, forms the 7th section of weldering Seam.As shown in figure 35, when the second abutment joint 1700 is carried out cover welding, it is first along the length direction of the second abutment joint 1700 Start from one end of the second abutment joint 1700 to weld to the other end of the second abutment joint 1700, form the 8th section of weld seam.And And before the second abutment joint 1700 is carried out cover welding, arm cylinder semi-finished product need to be carried out the 5th upset, arm cylinder half becomes After product turn over turnback, the second abutment joint 1700 is made to overturn the top to the first abutment joint 1600, then by a point middle positioner 600 clamping arm cylinders half become, and finally the second abutment joint 1700 could be carried out cover welding.
The manufacture method of arm cylinder of the present invention, uses to enter toward centre from two ends when two abutment joints carry out bottoming welding The mode of row welding, so can make welding interior stress reduce by 50%, and arm cylinder welding deformation reduces by 50%；In welding process Stand up (rotating 180 °), internal stress can be made uniform, arm cylinder welding deformation is uniform, it is to avoid arm cylinder size is bad；Fill Identical with the direction of cover welding, welding deformation can be made uniform, it is to avoid arm cylinder distorts；It addition, cap weld is past from one end The other end welds, and makes weld seam attractive in appearance, and client uses relieved.
Above in association with accompanying drawing, the present invention is exemplarily described.Obviously, the present invention implements not by above-mentioned side The restriction of formula.As long as the improvement of the various unsubstantialities that the method design that have employed the present invention is carried out with technical scheme；Or not Improved, above-mentioned design and the technical scheme of the present invention are directly applied to other occasion, all in protection scope of the present invention Within.

Claims (10)

1. the manufacture method of arm cylinder, it is characterised in that include step:
S1: two and half cylinders dock and carry out spot welding, forms the arm cylinder semi-finished product with two abutment joints；
S2: two abutment joints are carried out bottoming welding；
S3: two abutment joints are filled with welding；
S4: two abutment joints are carried out cover welding.
The manufacture method of arm cylinder the most according to claim 1, it is characterised in that in described step S1, uses joint welding work Two and half cylinders are positioned and clamping by dress, joint welding frock include joint welding base, for insert in two and half cylinders and for Two and half cylinders provide expanding forces rise core apparatus and being arranged on joint welding base and in a first direction and second party The upwards Bidirectional compacting device of double cylinder applying thrust, first direction is perpendicular with second direction, and Bidirectional compacting device exists Two row are set on joint welding base.
The manufacture method of arm cylinder the most according to claim 2, it is characterised in that described in the core apparatus that rises include for inserting In two and half cylinders and for two and half cylinders being provided the ringfeder of expanding force and being arranged on ringfeder and for suppressing ringfeder to exist The support member that second party moves up, ringfeder size adjustable in a first direction, first direction is perpendicular with second direction.
The manufacture method of arm cylinder the most according to claim 3, it is characterised in that described ringfeder include the first support, Two supports and being connected with the first support and the second support and for regulation the first support and the interior tune of spacing of the second support Joint mechanism, the first support and the second support are in a first direction for being oppositely arranged.
The manufacture method of arm cylinder the most according to claim 4, it is characterised in that described ringfeder also includes being arranged at described First support is with on described second support and for the backing plate contacted with half cylinder, and backing plate uses copper material to make.
6. according to the manufacture method of the arm cylinder described in claim 4 or 5, it is characterised in that in said first direction, described First support and described second support are between two described backing plates.
7. according to the manufacture method of the arbitrary described arm cylinder of claim 3 to 6, it is characterised in that described support member is for arranging On described first support with described second support and for the multi-directional ball bearing contacted with half cylinder.
8. according to the manufacture method of the arbitrary described arm cylinder of claim 3 to 7, it is characterised in that described in the core apparatus that rises also wrap Include and be arranged on described ringfeder and prevent when ringfeder moves in half cylinder ringfeder and the anti-friction mechanism of half cylinder contact.
The manufacture method of arm cylinder the most according to claim 8, it is characterised in that described anti-friction mechanism includes rotatable The chafing plate being arranged on described ringfeder be arranged on chafing plate and for the roller contacted with half cylinder.
The manufacture method of arm cylinder the most according to claim 9, it is characterised in that pin is passed through in one end of described chafing plate Axle is connected with described first support, and the other end is connected with described second support by another bearing pin, and the first support has allows bearing pin The pilot hole passed, pilot hole is mounting hole.
CN201610723397.6A 2016-08-25 2016-08-25 The preparation method of arm cylinder Active CN106271244B (en)

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CN110014242A (en) * 2019-04-29 2019-07-16 中电建武汉铁塔有限公司 Electric power pylon column foot welding procedure
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CN110332797A (en) * 2019-06-20 2019-10-15 中国三冶集团有限公司 A kind of installation method of pellet dryer tilting rotary table cylinder
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CN110332797A (en) * 2019-06-20 2019-10-15 中国三冶集团有限公司 A kind of installation method of pellet dryer tilting rotary table cylinder
CN113458695A (en) * 2021-08-19 2021-10-01 南京合信自动化有限公司 Large-tonnage davit anchor clamps for welding

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