CN106541245A - A kind of inner bearing type jointed connecting rod device of the logical protective gas in the back side - Google Patents
A kind of inner bearing type jointed connecting rod device of the logical protective gas in the back side Download PDFInfo
- Publication number
- CN106541245A CN106541245A CN201710044932.XA CN201710044932A CN106541245A CN 106541245 A CN106541245 A CN 106541245A CN 201710044932 A CN201710044932 A CN 201710044932A CN 106541245 A CN106541245 A CN 106541245A
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- China
- Prior art keywords
- right rotary
- handed nut
- bar
- hinged
- core bar
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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
- 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
- B23K37/053—Auxiliary 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
- B23K37/0531—Auxiliary 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
-
- 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
- B23K37/006—Safety devices
Abstract
The invention discloses a kind of inner bearing type jointed connecting rod device of the logical protective gas in back side, including the support base in cartridge type, the support bar being coaxially disposed with support base and the pressing plate for being arranged at support boom end, support bar includes left-right rotary core bar and rotary sleeve loaded on the left-right rotary loop bar in the middle part of left-right rotary core bar, the bottom of support base is provided with the top adjusting apparatus for driving the rotation of left-right rotary core bar and the bottom adjusting apparatus for driving the rotation of left-right rotary loop bar, the top internal support device radially stretched by rotating left-right rotary core bar is installed on the left-right rotary core bar on support base top, the bottom internal support device radially stretched by rotating left-right rotary loop bar is installed on the left-right rotary loop bar on support base top.The invention has the beneficial effects as follows：In the case where products radial size is changed, it is also possible to realize that workpiece is smoothly clamped and picked and placeed, easy to operate, clamping is stable, and in welding process, back of weld can lead to welding protection gas.
Description
Technical field
The present invention relates to weld auxiliary mould technical field, the inner bearing type combination of the logical protective gas in particularly a kind of back side connects
Lever apparatus.
Background technology
Traditional internal stay tool is made up of 4 pieces of torus, and this 4 pieces of torus can synthesize a circular boop, between them by
Hinge-coupled, finally merges end and is provided with two-ways regulation screw rod, change opening size by rotation and reach Inside Assembly Ring periphery
The regulation of length, so as to realize the stretching of interior circle.
Traditional internal stay tool simple structure, use occasion are restricted, for some cylinder radial dimensions are changed greatly
Occasion, if desired realize well in circle stretching, then need multigroup internal stay tool to use cooperatively, take and adjustment process
It is cumbersome.So how to solve internal diameter change greatly, and smoothly cylinder is fixedly clamped is to compare stubborn problem.
The content of the invention
It is an object of the invention to overcome the shortcoming of prior art, there is provided one kind can be suitable for cylinder radial dimension and there is change
The inner bearing type jointed connecting rod device of the logical protective gas in the back side of chemical industry condition.
The purpose of the present invention is achieved through the following technical solutions：A kind of inner bearing type jointed connecting rod of the logical protective gas in the back side
Device, the support bar being coaxially disposed including the support base in cartridge type and support base and the pressing plate for being arranged at support boom end, it is described
Support bar include left-right rotary core bar and rotary sleeve loaded on the left-right rotary loop bar in the middle part of left-right rotary core bar, left-right rotary core bar and left and right
The axially opposing fixation of rotation set bar, circumference can be rotated against, and described pressing plate rotation is installed on the end of left-right rotary core bar, left-right rotary
Loop bar rotation is installed on support base, and the bottom of support base is provided with the top adjusting apparatus and drive for driving the rotation of left-right rotary core bar
The bottom adjusting apparatus of dynamic left-right rotary loop bar rotation, are provided with by rotating left and right on the left-right rotary core bar on support base top
The top internal support device revolved core bar and radially stretch, is provided with the left-right rotary loop bar on support base top left by rotating
Dextrorotation loop bar and radially flexible bottom internal support device.
Described top adjusting apparatus include the first driving worm screw and the first worm gear being fixedly installed on left-right rotary core bar,
First driving worm screw is meshed with the first worm gear.
Described bottom adjusting apparatus include the second driving worm screw and the second worm gear being fixedly installed on left-right rotary loop bar,
Second driving worm screw is meshed with the second worm gear.
Described top internal support device include rotating be installed on left-right rotary core bar the first fixation hinged seat, positioned at first
First right-handed nut on fixed hinged seat top, the first left-handed nut positioned at the first fixation hinged seat bottom and it is evenly distributed
In the first the first clamp assembly for fixing hinged seat periphery, it is provided with left-right rotary core bar left-handed with the first right-handed nut and first
The external screw thread that nut is engaged, the first right-handed nut and the first left-handed nut are connected with left-right rotary core bar by screw thread,
First clamp assembly is hinged with the first right-handed nut by the first articulated slab, and the first clamp assembly passes through the second articulated slab and first
Fixed hinged seat is hinged, and the first clamp assembly is hinged by the 3rd articulated slab and the first left-handed nut.
Preferably, the first described right-handed nut and the first left-handed nut are installed with nut fixed seat, the first hinge
Fishplate bar is articulated with corresponding with one end that the first right-handed nut is hinged and the 3rd articulated slab with one end that the first left-handed nut is hinged
Nut fixed seat on.
Described bottom internal support device include rotating be installed on left-right rotary loop bar the second fixation hinged seat, positioned at second
Second right-handed nut on fixed hinged seat top, the second left-handed nut positioned at the second fixation hinged seat bottom and it is evenly distributed
In the second the second clamp assembly for fixing hinged seat periphery, it is provided with left-right rotary loop bar left-handed with the second right-handed nut and second
The external screw thread that nut is engaged, the second right-handed nut and the second left-handed nut are connected with left-right rotary loop bar by screw thread,
Second clamp assembly is hinged with the second right-handed nut by the 4th articulated slab, and the second clamp assembly passes through the 5th articulated slab and second
Fixed hinged seat is hinged, and the second clamp assembly is hinged by the 6th articulated slab and the second left-handed nut.
Preferably, the second described right-handed nut and the second left-handed nut are installed with nut fixed seat, the 4th hinge
Fishplate bar is articulated with corresponding with one end that the second right-handed nut is hinged and the 6th articulated slab with one end that the second left-handed nut is hinged
Nut fixed seat on.
The structure of the first described clamp assembly and the second clamp assembly is identical, the first clamp assembly and the second clamp assembly
Include fixed seat and the briquetting being installed in fixed seat, hinged seat is fixedly installed on fixed block, is provided with fixed block many
Individual guide post, the fairlead for multiple spring guide pillars being provided with briquetting and being coordinated with guide post, is provided with fixed block and spring
The pilot hole that guide pillar is engaged, spring guide pillar are spacing by the banking pin for being arranged at end.
Preferably, the top of described left-right rotary core bar is provided with apical axis and takes up distribution assembly, and the end of left-right rotary core bar leads to
Cross bearing and be installed on apical axis and take up in distribution assembly, apical axis takes up the top fixed installation screw rod connecting seat of distribution assembly, screw rod connection
The end of seat is sequentially installed with open washer, pressing plate and screw rod, realizes the fastening to pressing plate by screw rod.
Further, described apical axis is taken up distribution assembly and is connected with support base by pull bar, and first fixes hinged seat and the
The surrounding of two fixation hinged seats is laid with anti-rotation fixture block, and anti-rotation fixture block is connected on pull bar.
Preferably, the bottom of described support base is provided with connecting seat, and the bottom of connecting seat is connected with cylinder base, the bottom of cylinder base
Portion is connected with fixed plate, and left-right rotary loop bar is installed on connecting seat by bearing rotary, is also equipped with for installing on connecting seat
The bearing block of the second worm screw, the second worm screw are installed in bearing block by bearing；Further, left-right rotary core bar is revolved by bearing
Turn to be installed in fixed plate, in fixed plate, be also equipped with the bearing block for the first worm screw of installation, the first worm screw is pacified by bearing
Loaded in bearing block.
Preferably, the end of the first described worm screw and the second worm screw is mounted on sleeve, for rotary worm.
The outside of preferred cylinder base is additionally provided with cover body, and the side of cover body is provided with protective plate, and the bottom of cover body is provided with
Axle bed.
The present invention has advantages below：
The present invention adopts compact structure, in the case where products radial size is changed, it is also possible to realize that workpiece is steady
Ground is clamped and is picked and placeed, easy to operate, and clamping is stable, is capable of achieving radial dimension of adjustment, facilitates the loading and unloading of workpiece, and in weldering
In termination process, back of weld can lead to welding protection gas, realize leading to welding protection gas between clip position and cylinder inboard wall,
So as to improve appearance of weld quality, production efficiency and the double liftings of welding quality are realized.
Description of the drawings
Fig. 1 is Workpiece structure schematic diagram.
Fig. 2 is the structural representation of the present invention.
Fig. 3 is the cross section structure diagram of the present invention.
Fig. 4 is the structural representation of the top adjusting apparatus of the present invention.
Fig. 5 is the cross section structure diagram of the top adjusting apparatus of the present invention.
Fig. 6 is the structural representation of the top internal support device of the present invention.
Fig. 7 is the cross section structure diagram of the top internal support device of the present invention.
Fig. 8 is the overlooking the structure diagram of the top internal support device of the present invention.
Fig. 9 is the structural representation of the clamp assembly of the present invention.
Figure 10 is the cross section structure diagram of the clamp assembly of the present invention.
In figure, 1- support bases, 2- pressing plates, 3- left-right rotary core bars, 4- left-right rotary loop bars, 5- tops adjusting apparatus, 6- bottoms
Adjusting apparatus, 7- tops internal support device, 8- bottoms internal support device, 9- first drive worm screw, and the first worm gears of 10-, 11- first are fixed
Hinged seat, the first right-handed nuts of 12-, the first left-handed nuts of 13-, the first clamp assemblies of 14-, the first articulated slabs of 15-, 16- second
Articulated slab, the 3rd articulated slabs of 17-, 18- nut fixed seats, 19- second fix hinged seat, the second right-handed nuts of 20-, 21- second
Left-handed nut, the second clamp assemblies of 22-, the 4th articulated slabs of 23-, the 5th articulated slabs of 24-, the 6th articulated slabs of 25-, 26- fixed seats,
27- briquettings, 28- hinged seats, 29- guide posts, 30- spring guide pillars, 31- apical axis take up distribution assembly, and 32- screw rod connecting seats, 33- are opened
Mouth packing ring, 34- screw rods, 35- pull bars, 36- anti-rotation fixture blocks, 37- cylinder bases, 38- fixed plates, 39- sleeves, 40- cover bodies, 41- protection
Plate, 42- axle beds, 43- leading portions, 44- stage casings, 45- back segments.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 2 and Figure 3, the inner bearing type jointed connecting rod device of the logical protective gas in a kind of back side, including the support in cartridge type
Seat 1, and the support bar that is coaxially disposed of support base 1 and the pressing plate 2 for supporting boom end is arranged at, described support bar includes left-right rotary
Core bar 3 and rotary sleeve are loaded on the left-right rotary loop bar 4 in the middle part of left-right rotary core bar 3, left-right rotary core bar 3 and 4 axial phase of left-right rotary loop bar
To fixation, can circumferentially rotate against, the described rotation of pressing plate 2 is installed on the end of left-right rotary core bar 3, left-right rotary loop bar 4 rotates
It is installed on support base 1, the bottom of support base 1 is provided with and drives the top adjusting apparatus 5 of 3 rotation of left-right rotary core bar and driving left
The bottom adjusting apparatus 6 of the rotation of dextrorotation loop bar 4, are provided with by rotating left and right on the left-right rotary core bar 3 on 1 top of support base
The top internal support device 7 revolved core bar 3 and radially stretch, is provided with by rotation on the left-right rotary loop bar 4 on 1 top of support base
Turn left dextrorotation loop bar 4 and radially flexible bottom internal support device 8.
As shown in Figure 4, Figure 5, described top adjusting apparatus 5 include the first driving worm screw 9 and are fixedly installed on left-right rotary
The first worm gear 10 on core bar 3, the first driving worm screw 9 are meshed with the first worm gear 10.
Described bottom adjusting apparatus 6 are similar to 5 structure of top adjusting apparatus, and which includes that the second driving worm screw and fixation set
The second worm gear being placed on left-right rotary loop bar 4, the second driving worm screw are meshed with the second worm gear.
As shown in Fig. 6, Fig. 7, Fig. 8, described top internal support device 7 includes rotating be installed on left-right rotary core bar 3
One fixes hinged seat 11, first right-handed nut 12 on 11 top of hinged seat is fixed positioned at first, hinged seat 11 is fixed positioned at first
First left-handed nut 13 of bottom and it is evenly distributed in the first the first clamp assembly 14 for fixing 11 periphery of hinged seat, left-right rotary
The external screw thread being engaged with the first right-handed nut 12 and the first left-handed nut 13,12 He of the first right-handed nut are provided with core bar 3
First left-handed nut 13 is connected with left-right rotary core bar 3 by screw thread, and the first clamp assembly 14 passes through the first articulated slab 15
It is hinged with the first right-handed nut 12, the first clamp assembly 14 is hinged with the first fixation hinged seat 11 by the second articulated slab 16, the
One clamp assembly 14 is hinged with the first left-handed nut 13 by the 3rd articulated slab 17.
Preferably, the first described right-handed nut 12 and the first left-handed nut 13 are installed with nut fixed seat 18,
One end and the 3rd articulated slab 17 and the first left-handed nut 13 that first articulated slab 15 and the first right-handed nut 12 are hinged be hinged one
End is articulated with corresponding nut fixed seat 18.
In the present embodiment, bushing one on the Step Shaft of left-right rotary core bar 3, is provided with, first fixes hinged seat 11 by circle spiral shell
Mother two and bearing three are connected with left-right rotary core bar 3, and the first right-handed nut 12 is placed in the top of the first fixation hinged seat 11, and nut is solid
Reservation 18 is fixed with the first right-handed nut 12 by screw, and the first left-handed nut 13 is placed in the lower section of the first fixation hinged seat 11,
Nut fixed seat 18 is fixed with the first left-handed nut 13 by screw, and clamp assembly is distributed on the four of the first fixation hinged seat 11
One end of week, the first articulated slab 15 and the 3rd articulated slab 17 passes through bearing pin and split pin connection, the other end with nut fixed seat 18
Pass through bearing pin and split pin connection with clamp assembly；One end of second articulated slab 16 passes through bearing pin and opening with fixed hinged seat 28
Pin connection, the other end and the first clamp assembly 14 pass through bearing pin and split pin connection.
Described bottom internal support device 8 includes that rotating second be installed on left-right rotary loop bar 4 fixes hinged seat 19, is located at
Second fix second right-handed nut 20 on hinged seat 19 top, positioned at the second the second left-handed nut 21 for fixing 19 bottom of hinged seat
Be evenly distributed in the second the second clamp assembly 22 for fixing hinged seat 19 periphery, be provided with left-right rotary loop bar 4 and second
The external screw thread that right-handed nut 20 and the second left-handed nut 21 are engaged, the second right-handed nut 20 and the second left-handed nut 21 pass through
Screw thread is connected with left-right rotary loop bar 4, and the second clamp assembly 22 is hinged with the second right-handed nut 20 by the 4th articulated slab 23,
Second clamp assembly 22 is hinged with the second fixation hinged seat 19 by the 5th articulated slab 24, and the second clamp assembly 22 is by the 6th hinge
Fishplate bar 25 is hinged with the second left-handed nut 21.
Preferably, the second described right-handed nut 20 and the second left-handed nut 21 are installed with nut fixed seat 18,
One end and the 6th articulated slab 25 and the second left-handed nut 21 that 4th articulated slab 23 and the second right-handed nut 20 are hinged be hinged one
End is articulated with corresponding nut fixed seat 18.
As shown in Figure 9, Figure 10, the first described clamp assembly 14 is identical with the structure of the second clamp assembly 22, the first folder
The briquetting 27 that tight component 14 and the second clamp assembly 22 include fixed seat 26 and be installed in fixed seat 26, it is fixed on fixed block
Be provided with hinged seat 28, on fixed block, be provided with multiple guide posts 29, be provided with briquetting 27 multiple spring guide pillars 30 and with lead
To the fairlead that bar 29 coordinates, the pilot hole being engaged with spring guide pillar 30 on fixed block, is provided with, spring guide pillar 30 is by setting
The banking pin for being placed in end is spacing.
In the present embodiment, hinged seat 28 is connected with fixed block by screw, and three groups of guide posts 29 are laid with fixed block
With spring guide pillar 30, spring guide pillar 30 is located between two guide posts 29, and guide post 29 is connected with fixed block by screw, and spring is led
One end of post 30 is connected with briquetting 27 1, briquetting 27 2 and briquetting 27 3 respectively by screw thread, and the other end is relied on and is located at fixed block
On tightening nail it is spacing, be provided with fairlead between briquetting 27 1, briquetting 27 2 and briquetting 27 3 and guide post 29, on each briquetting 27
Plug and quick connector are equipped with, and are distributed on the circle concentric with fixed block together.Spring is placed in pressure through spring guide pillar 30
Between block 27 1, briquetting 27 2 and briquetting 27 3 and fixed block.
Preferably, the top of described left-right rotary core bar 3 is provided with apical axis and takes up distribution assembly 31, the end of left-right rotary core bar 3
Portion is installed on apical axis by bearing and takes up in distribution assembly 31, and apical axis takes up top fixed installation 34 connecting seat of screw rod of distribution assembly 31
32, the end of 34 connecting seat 32 of screw rod is sequentially installed with open washer 33, pressing plate 2 and screw rod 34, is realized to pressing plate 2 by screw rod 34
Fastening.
Further, described apical axis is taken up distribution assembly 31 and is connected with support base 1 by pull bar 35, and first fixes hinged seat
11 and second fixation hinged seat 19 surrounding be laid with anti-rotation fixture block 36, anti-rotation fixture block 36 is connected on pull bar 35.
Preferably, the bottom of described support base 1 is provided with connecting seat, and the bottom of connecting seat is connected with cylinder base 37, cylinder base
37 bottom is connected with fixed plate 38, and left-right rotary loop bar 4 is installed on connecting seat by bearing rotary, is also equipped with connecting seat
For installing the bearing block of the second worm screw, the second worm screw is installed in bearing block by bearing.Further, left-right rotary core bar 3
Be installed in fixed plate 38 by bearing rotary, be also equipped with fixed plate 38 for install the first worm screw bearing block, first
Worm screw is installed in bearing block by bearing, as illustrated, the centre position of the present embodiment bottom bracket is provided with the first worm screw, the
One worm screw is provided with bearing one, and the side of bearing one is provided with end cap one and end cap two, the first worm screw is fixed on bearing block, the
The end of one worm screw is provided with sleeve 39, for rotating the first worm screw.The side of the first worm screw is provided with the first worm gear 10, in the first snail
The centre of wheel 10 is provided with adapter sleeve, and adapter sleeve is connected by key one with the first worm gear 10, by being located at 10 both sides of the first worm gear
Round nut one adjusts the axially mounted position of the first worm gear 10, is provided with key two in the endoporus side of adapter sleeve, and adjustment block is placed in connection
The upper end of set, round nut two are placed in adapter sleeve lower end, and bearing two is placed between adapter sleeve and fixed plate 38.The two of bearing spider
Side is provided with installing plate, and installing plate is provided with screw, for adjusting the assembling back lash of the first worm gear 10 and the first worm screw.Oiling
Block is placed between bearing spider and the first worm screw, for the first worm gear 10 and the lubrication of the first worm screw.In the another of fixed plate 38
Side is provided with a point air parcel.
Preferably, the end of the first described worm screw and the second worm screw is mounted on sleeve 39, for rotary worm.
Preferably, the outside of cylinder base 37 is additionally provided with cover body 40, and the side of cover body 40 is provided with protective plate 41, cover body 40
Bottom is provided with axle bed 42.
In implementation process, when such as processing workpiece as shown in Figure 1, the leading portion 43 of workpiece is put into into frock first, to support
Step Shaft positioning on seat 1, be then placed in workpiece stage casing 44 and with bottom internal support device 8 it is cylindrical carry out it is just spacing, by under
Second worm gear of portion's adjusting apparatus 6, the second worm screw realize the rotation of left-right rotary loop bar 4 so that the second left-handed nut 21, second is right
Spin nut 20 is subjected to displacement, and so as to drive strutting and retraction for the second clamp assembly 22, completes positioning and the footpath in workpiece stage casing 44
To clamping, the back segment 45 of workpiece is finally putting into, it is spacing at the beginning of carrying out so that top internal support device 7 is cylindrical, by top adjusting apparatus 5
First worm gear 10, the first worm screw realize the rotation of screw mandrel so that the first left-handed nut 13, the first right-handed nut 12 are subjected to displacement,
So as to drive strutting and retraction for the first clamp assembly 14, the positioning and radial clamping of workpiece back segment 45 are completed, pressure is finally putting into
Plate 2, realizes workpiece axial grip by screw rod 34 and open washer 33.
Claims (10)
1. a kind of back side leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：Including the support base in cartridge type
(1), and the support bar that is coaxially disposed of support base (1) and the pressing plate (2) for supporting boom end is arranged at, described support bar includes a left side
Dextrorotation core bar (3) and rotary sleeve are loaded on the left-right rotary loop bar (4) in the middle part of left-right rotary core bar (3), left-right rotary core bar (3) and left-right rotary
The axially opposing fixation of loop bar (4), circumference can be rotated against, and described pressing plate (2) rotation is installed on the end of left-right rotary core bar (3)
Portion, left-right rotary loop bar (4) rotation are installed on support base (1), and the bottom of support base (1) is provided with driving left-right rotary core bar (3)
The bottom adjusting apparatus (6) that the top adjusting apparatus (5) of rotation and driving left-right rotary loop bar (4) rotate, on support base (1)
The top internal support device (7) radially stretched by rotating left-right rotary core bar (3) is installed on the left-right rotary core bar (3) in portion,
It is provided with the left-right rotary loop bar (4) on support base (1) top by rotating left-right rotary loop bar (4) and under radially stretching
Portion's internal support device (8).
2. a kind of back side according to claim 1 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：Institute
The top adjusting apparatus (5) stated include the first driving worm screw (9) and the first worm gear being fixedly installed on left-right rotary core bar (3)
(10), the first driving worm screw (9) is meshed with the first worm gear (10).
3. a kind of back side according to claim 1 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：Institute
The bottom adjusting apparatus (6) stated include that second drives worm screw and the second worm gear being fixedly installed on left-right rotary loop bar (4), second
Worm screw is driven to be meshed with the second worm gear.
4. a kind of back side according to claim 1 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：Institute
The top internal support device (7) stated is installed on the first fixation hinged seat (11) on left-right rotary core bar (3) including rotation, positioned at first
First right-handed nut (12) on fixed hinged seat (11) top, positioned at the first the first left-handed nut for fixing hinged seat (11) bottom
(13) and it is evenly distributed in the first the first clamp assembly (14) for fixing hinged seat (11) periphery, left-right rotary core bar set on (3)
It is equipped with the external screw thread being engaged with the first right-handed nut (12) and the first left-handed nut (13), the first right-handed nut (12) and first
Left-handed nut (13) is connected with left-right rotary core bar (3) by screw thread, and the first clamp assembly (14) is by the first articulated slab
(15) it is hinged with the first right-handed nut (12), the first clamp assembly (14) fixes hinged seat with first by the second articulated slab (16)
(11) it is hinged, the first clamp assembly (14) is hinged by the 3rd articulated slab (17) and the first left-handed nut (13).
5. a kind of back side according to claim 4 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：Institute
The first right-handed nut (12) and the first left-handed nut (13) for stating is installed with nut fixed seat (18), the first articulated slab
(15) one end that the one end and the 3rd articulated slab (17) being hinged with the first right-handed nut (12) is hinged with the first left-handed nut (13)
It is articulated with corresponding nut fixed seat (18).
6. a kind of inner bearing type jointed connecting rod device of the logical protective gas in back side according to any one in claim 1-5,
It is characterized in that：Described bottom internal support device (8) is installed on the second fixation hinged seat on left-right rotary loop bar (4) including rotation
(19), positioned at second fix hinged seat (19) top the second right-handed nut (20), positioned at second fix hinged seat (19) bottom
The second left-handed nut (21) and be evenly distributed second fix hinged seat (19) periphery the second clamp assembly (22), left and right
The external screw thread being engaged with the second right-handed nut (20) and the second left-handed nut (21), the second dextrorotation are provided with rotation set bar (4)
Nut (20) and the second left-handed nut (21) are connected with left-right rotary loop bar (4) by screw thread, the second clamp assembly (22)
Be hinged with the second right-handed nut (20) by the 4th articulated slab (23), the second clamp assembly (22) by the 5th articulated slab (24) with
Second fixation hinged seat (19) is hinged, and the second clamp assembly (22) is cut with scissors with the second left-handed nut (21) by the 6th articulated slab (25)
Connect.
7. a kind of back side according to claim 6 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：Institute
The second right-handed nut (20) and the second left-handed nut (21) for stating is installed with nut fixed seat (18), the 4th articulated slab
(23) one end that the one end and the 6th articulated slab (25) being hinged with the second right-handed nut (20) is hinged with the second left-handed nut (21)
It is articulated with corresponding nut fixed seat (18).
8. a kind of back side according to claim 6 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：The
One clamp assembly (14) is identical with the structure of the second clamp assembly (22), the first clamp assembly (14) and the second clamp assembly (22)
Include fixed seat (26) and the briquetting (27) being installed in fixed seat (26), on fixed block, be fixedly installed hinged seat (28),
Multiple guide posts (29) are provided with fixed block, multiple spring guide pillars (30) are provided with briquetting (27) and are matched somebody with somebody with guide post (29)
The fairlead of conjunction, is provided with the pilot hole being engaged with spring guide pillar (30) on fixed block, spring guide pillar (30) is by being arranged at
The banking pin of end is spacing.
9. a kind of back side according to claim 1 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：It is left
The top of dextrorotation core bar (3) is provided with apical axis and takes up distribution assembly (31), and the end of left-right rotary core bar (3) is installed on top by bearing
In bearing assembling assembly (31), apical axis takes up top fixed installation screw rod (34) connecting seat (32) of distribution assembly (31), screw rod
(34) end of connecting seat (32) is sequentially installed with open washer (33), pressing plate (2) and screw rod (34).
10. a kind of back side according to claim 2 leads to the inner bearing type jointed connecting rod device of protective gas, it is characterised in that：
Apical axis is taken up distribution assembly (31) and is connected with support base (1) by pull bar (35), and first fixes hinged seat (11) and second fixes hinge
The surrounding of joint chair (19) is laid with anti-rotation fixture block (36), and anti-rotation fixture block (36) is connected on pull bar (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710044932.XA CN106541245B (en) | 2017-01-20 | 2017-01-20 | A kind of back side leads to the inner bearing type jointed connecting rod device of protective gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710044932.XA CN106541245B (en) | 2017-01-20 | 2017-01-20 | A kind of back side leads to the inner bearing type jointed connecting rod device of protective gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106541245A true CN106541245A (en) | 2017-03-29 |
| CN106541245B CN106541245B (en) | 2018-04-27 |
Family
ID=58398648
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Cited By (5)
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| CN107283179A (en) * | 2017-08-18 | 2017-10-24 | 辽东学院 | A kind of Combined drill fixture rapid tensioning mechanism |
| CN109940335A (en) * | 2019-04-25 | 2019-06-28 | 昆山贺崧焊割设备有限公司 | Circular Thin pipe butt welding tolerance limitless defense right welding fixture |
| CN110757054A (en) * | 2019-09-20 | 2020-02-07 | 中国航发航空科技股份有限公司 | Welding device for casing diffuser shell assembly |
| CN112276847A (en) * | 2020-10-21 | 2021-01-29 | 南京中船绿洲机器有限公司 | Quick assembly device and assembly method for revolving body products |
| CN115122041A (en) * | 2022-08-15 | 2022-09-30 | 青岛中汽特种汽车有限公司 | Expansion type assembly welding tool in stirring tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107283179A (en) * | 2017-08-18 | 2017-10-24 | 辽东学院 | A kind of Combined drill fixture rapid tensioning mechanism |
| CN109940335A (en) * | 2019-04-25 | 2019-06-28 | 昆山贺崧焊割设备有限公司 | Circular Thin pipe butt welding tolerance limitless defense right welding fixture |
| CN110757054A (en) * | 2019-09-20 | 2020-02-07 | 中国航发航空科技股份有限公司 | Welding device for casing diffuser shell assembly |
| CN110757054B (en) * | 2019-09-20 | 2022-02-08 | 中国航发航空科技股份有限公司 | Welding device for casing diffuser shell assembly |
| CN112276847A (en) * | 2020-10-21 | 2021-01-29 | 南京中船绿洲机器有限公司 | Quick assembly device and assembly method for revolving body products |
| CN112276847B (en) * | 2020-10-21 | 2024-03-15 | 南京中船绿洲机器有限公司 | Quick assembly device and assembly method for revolving body products |
| CN115122041A (en) * | 2022-08-15 | 2022-09-30 | 青岛中汽特种汽车有限公司 | Expansion type assembly welding tool in stirring tank |
| CN115122041B (en) * | 2022-08-15 | 2024-01-02 | 青岛中汽特种汽车有限公司 | Internal expansion type assembly welding tool for stirring tank |
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| CN106541245B (en) | 2018-04-27 |
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