CN109531031A - A kind of welding method of hydraulic blocking wheel welding hollow shaft tooling and hollow shaft - Google Patents
A kind of welding method of hydraulic blocking wheel welding hollow shaft tooling and hollow shaft Download PDFInfo
- Publication number
- CN109531031A CN109531031A CN201910045640.7A CN201910045640A CN109531031A CN 109531031 A CN109531031 A CN 109531031A CN 201910045640 A CN201910045640 A CN 201910045640A CN 109531031 A CN109531031 A CN 109531031A
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- China
- Prior art keywords
- hollow shaft
- welding
- tooling
- carriage assembly
- right support
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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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
Abstract
The invention discloses a kind of hydraulic blocking wheel welding hollow shaft tooling and the welding methods of hollow shaft, wherein welding tooling includes tubular tooling and rotation bracket, tubular tooling shape is cylindrical housings, inside is the cavity for accommodating hollow shaft, one end has annular endplate, the other end is open opening, the inner hole of the annular endplate is corresponding with the inner hole of the smaller one end of the hollow shaft, described smaller one end of hollow shaft is removably mounted on the inside of the annular endplate and concentric with the tubular tooling, rotating bracket includes pedestal, mounting base, up-right support, carrying roller, transmission mechanism and driving motor.It is capable of fixing using welding gun of the present invention and is welded in the lower part of inner hole, be equivalent to downhand welding process, it is easy to operate, easily guarantee quality, high production efficiency.To overcome the problems of the prior art.
Description
Technical field
The present invention relates to welding fields, and in particular to the welding side of a kind of hydraulic blocking wheel welding hollow shaft tooling and hollow shaft
Method.
Background technique
In hydraulic blocking wheel maintenance process, often there is abrasion condition in hollow shaft inner hole, needs Bead weld repair, due to some skies
Mandrel structure is irregular, and outside has the non-circular structure of protrusion or inner hole is eccentric structure, existing major part surfacing equipment
Can not horizontally rotate this kind of hollow shaft welding.Therefore most of situation inner hole built-up welding is substantially using manual welding now
It connects, welding efficiency is lower and welding stress is concentrated, and cost of labor is big and welding quality is poor.Some equipment put hollow shaft vertically
It is needed when setting and carry out rotation welding, but is poor to the effect of hollow shaft inner hole tilting section progress built-up welding in this way, and being welded to both ends
Welding hollow shaft direction is exchanged, built-up welding cannot be carried out to both ends simultaneously, reduce welding efficiency.
Summary of the invention
The purpose of the present invention is to provide a kind of hydraulic blocking wheel welding hollow shaft tooling and the welding methods of hollow shaft, with solution
Certainly hollow shaft irregular for outboard structure carries out low efficiency, the problem of surfacing quality difference when Bead weld repair in the prior art.
The hydraulic blocking wheel welding hollow shaft tooling, comprising:
Tubular tooling, shape are cylindrical housings, and inside is the cavity for accommodating hollow shaft, and one end is with annular endplate, separately
One end is open opening, and the inner hole of the annular endplate is corresponding with the inner hole of the smaller one end of the hollow shaft, the hollow shaft
Smaller one end be removably mounted at it is on the inside of the annular endplate and concentric with the tubular tooling,
With rotation bracket, the rotation bracket includes:
Pedestal,
It is at least a pair of with rotation carriage assembly, it is symmetrically installed on the base,
One rotation carriage assembly includes:
Mounting base is mounted on the base,
Up-right support is mounted in the mounting base, and lower part has the lower end inwards stretched out, and top has outward
The upper end that top is stretched out,
Carrying roller is rotatably installed on up-right support, including being located at the upper supporting roller of the upper end and being located at the lower end
Snub pulley, the contact surface of tubular tooling described in the carrying roller support is higher than the up-right support side,
At least one in a pair of rotation carriage assembly is active carriage assembly, further includes:
Transmission mechanism is mounted on up-right support, the protective shell including being fixed on the up-right support side wall, described in setting
Driving wheel and driven wheel in protective shell, and the transmission parts of the connection driving wheel and the driven wheel, the driven wheel
It is fixedly mounted on the roll shaft of any carrying roller,
And driving motor, it is mounted on the protective shell, and output shaft is connected with the driving wheel.
Preferably, the carrying roller is located between a pair of of up-right support, the rotation carriage assembly further include:
Rotation axis is connected between the up-right support,
Upper supporting roller connecting rod, one end are rotatablely connected by the rotation axis and the up-right support, the other end and upper supporting roller two
The roll shaft at end is rotatablely connected,
Elastic supporting mechanism, including fixed supported slab and flexible connector, the fixed supported slab are mounted on the up-right support
Between be located at below the upper supporting roller connecting rod, the flexible connector connects under the fixed supported slab and the upper supporting roller connecting rod
Side,
The up-right support is equipped with using the rotation axis as the arc chute in the center of circle, and the roll shaft of the upper supporting roller, which slides, to be connected
It connects in the arc chute, the upper supporting roller is higher than the up-right support with the tubular tooling contact surface in extreme lower position
Side.
Preferably, the flexible connector is latch plate, and the protrusion part of the latch plate is supported with the upper supporting roller connecting rod
It connects, the spring board ends are slidably connected with the groove on the fixed supported slab.
Preferably, the pedestal includes guide rail, and the mounting base of the active carriage assembly is fixed on the base, with institute
Stating another opposite rotation carriage assembly of active carriage assembly is driven carriage assembly, and the driven carriage assembly is led with described
Rail is slidably connected, and the driving driven carriage assembly sliding is equipped in the pedestal slides driving device.
Preferably, it is described slide driving device include be rotatably installed in screw rod in the same direction in the guide rail, be mounted on it is described
The lead screw motor of the screw rod is driven on pedestal and is fixed on the screw rod sliding block of the mounting base bottom of the driven carriage assembly, silk
Bar sliding block is threaded on the screw rod.
Preferably, the rotation carriage assembly has two pairs, is respectively supported on the downside of tubular tooling both ends, described in two
It is fixedly connected between driven carriage assembly by component fixed plate.
Preferably, the transmission parts are driving belt, transmission chain, the kinematic link being parallel to each other or rotate gear
Group.
The present invention also provides a kind of welding methods of hollow shaft, using a kind of above-mentioned hydraulic blocking wheel welding hollow shaft work
Dress, includes the following steps:
1), hollow shaft is fitted into the tubular tooling, to being fixedly mounted after the heart；
2), the tubular tooling is axially horizontally arranged on the rotation bracket；
3), according to the size of tubular tooling, by sliding between two rotation carriage assemblies that driving device is adjusted to pair
Distance, to guarantee that each carrying roller is well contacted with tubular tooling side；
4) welding gun, is moved to the built-up welding position in hollow shaft, starts driving motor uniform rotation tubular tooling, welding gun is same
When to hollow shaft carry out Bead weld repair；
5) welding gun, is removed after built-up welding, tubular tooling is removed and tests to hollow shaft built-up welding region, such as finds defect
Built-up welding again is needed to repeat step 1) to step 5).
Preferably, the smaller one end of hollow shaft is placed upward when installation, by tubular tooling sleeve in hollow shaft, annular endplate
The annular endplate inner hole is contacted and be adjusted to the smaller one end end face of hollow shaft and the inner hole of the hollow shaft is concentric, is being passed through
Hollow shaft is fixedly connected by bolt with the annular endplate.
The present invention has the advantages that realizing hollow shaft inner hole and tubular tubular circle by tubular tooling and hollow axis connection
Cylindrical outer concentric, so as to carry out the rotation of horizontal axis on rotation bracket, welding gun is capable of fixing under inner hole at this time
Portion is welded, and downhand welding process is equivalent to, easy to operate, easily guarantee quality, high production efficiency.To overcome in the prior art
The problem of.
It since the shaped volumes of hollow shaft are different, needs using tubular tooling with matching, and rotates carrier structure
It is more complex, higher cost, in order to reduce the cost of this tooling, upper supporting roller using the structure that can be automatically adjusted, can inwardly collapse or
It is pushed down and is flared out by tubular tooling, while each carrying roller can well be contacted with tubular tooling outside, therefore adapt in difference
The tubular tooling of size.And the distance between driven carriage assembly and active carriage assembly can by slide driving device adjusting can
With the wide usage of this tooling of further expansion.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that tubular tooling installs after hollow shaft in the present invention；
Fig. 2 is the structural schematic diagram that bracket is rotated in the present invention；
Fig. 3 is structural schematic diagram of the structure shown in Fig. 2 at another visual angle；
Fig. 4 is the structural schematic diagram that carriage assembly is rotated in structure shown in Fig. 2.
Wherein, 1, hollow shaft, 2, tubular tooling, 21, annular endplate, 3, pedestal, 31, lead screw motor, 32, guide rail, 33, limit
Position block, 4, rotation carriage assembly, 41, up-right support, 411, arc chute, 42, upper supporting roller, 43, snub pulley, 44, transmission mechanism,
45, driving motor, 46, mounting base, 47, upper supporting roller connecting rod, 48, elastic supporting mechanism, 49, rotation axis, 5, fixed plate.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making further details of theory to the specific embodiment of the invention
It is bright, to help those skilled in the art to have more complete, accurate and deep reason to inventive concept of the invention, technical solution
Solution.
Embodiment 1:
As shown in Figs 1-4, the present invention provides a kind of hydraulic blocking wheel welding hollow shaft toolings, including tubular tooling
2 and rotation bracket, wherein 2 shape of tubular tooling be cylindrical housings, inside for accommodate hollow shaft 1 cavity, one end have ring
Shape end plate 21, the other end are open opening.The inner hole pair of the inner hole of the annular endplate 21 and the smaller one end of the hollow shaft 1
It answers, the smaller one end of the hollow shaft 1 is removably mounted at 21 inside of annular endplate.To hollow shaft 1 and tubular work when installation
2 position is filled to be adjusted so that 1 inner hole of hollow shaft and tubular tooling 2 are concentric.
Rotation bracket includes pedestal 3 and rotation carriage assembly 4, and rotation bracket has two pairs in the present embodiment, is symmetrically mounted on
On pedestal 3, it is respectively supported on the downside of horizontal positioned 2 both ends of tubular tooling, is divided into the active support equipped with driving motor 45
Frame component and driven carriage assembly without driving motor 45.Driven carriage assembly includes mounting base 46, up-right support 41 and support
Roller, mounting base 46 are mounted on the pedestal 3, and up-right support 41 is mounted in the mounting base 46, and lower part, which has, inwards stretches
Lower end out, top have the upper end that top is stretched out outward.Carrying roller is rotatably installed on up-right support 41, including is located at
The upper supporting roller 42 of the upper end and snub pulley 43 positioned at the lower end, tubular tooling 2 described in the carrying roller support connect
Contacting surface is higher than 41 side of up-right support.
Active carriage assembly further includes transmission mechanism 44 and driving motor 45 on the basis of driven carriage assembly.Driver
Structure 44 is mounted on up-right support 41, and the protective shell including being fixed on 41 side wall of up-right support is arranged in the protective shell
Driving wheel and driven wheel, and the transmission parts of the connection driving wheel and the driven wheel, the driven wheel be fixedly mounted
On the roll shaft of upper supporting roller 42.Driving motor 45 is mounted on the protective shell, and output shaft is connected with the driving wheel.
Transmission mechanism 44 is that chain-wheel mechanism, then driving wheel and driven wheel are that sprocket wheel is sequentially connected by transmission chain.Driver
Structure 44 be chain-wheel mechanism be belt gear 44, then driving wheel and driven wheel be belt pulley by driving belt transmission connection.
Transmission mechanism 44 is gear mechanism, then driving wheel and driven wheel are gear, are sequentially connected between the two by rotate gear group.It is main
It can also be connected by both connections and the kinematic link being parallel to each other between driving wheel and driven wheel.
The present invention connect by tubular tooling 2 with hollow shaft 1 realize 1 inner hole of hollow shaft and tubular tube-shaped column shape outside
Side is concentric, and so as to carry out the rotation of horizontal axis on rotation bracket, welding gun is capable of fixing at this time is welded in the lower part of inner hole
It connects, is equivalent to downhand welding process, it is easy to operate, easily guarantee quality, high production efficiency.To overcome the problems of the prior art.
Embodiment 2:
On the basis of embodiment 1, the rotation carriage assembly 4 further includes rotation axis 49, upper supporting roller connecting rod 47 and elasticity
Supporting mechanism 48.Carrying roller is located between a pair of of up-right support 41, and rotation axis 49 is also connected between the up-right support 41.Pop-up
Roller connecting rod 47 is also to be arranged in pairs in the carrying roller both ends, and one end is connected by the rotation axis 49 and the up-right support 41 rotation
It connects, the roll shaft at the other end and 42 both ends of upper supporting roller is rotatablely connected.Elastic supporting mechanism 48, including fixed supported slab and elastic connection
Part, the fixed supported slab, which is mounted between the up-right support 41, is located at 47 lower section of upper supporting roller connecting rod, the elastic connection
Part connects the downside of the fixed supported slab and the upper supporting roller connecting rod 47.The up-right support 41 is equipped with the rotation axis 49
For the arc chute 411 in the center of circle, the roll shaft of the upper supporting roller 42 is slidably connected in the arc chute 411, the upper supporting roller
42 are higher than 41 side of up-right support with 2 contact surface of tubular tooling in extreme lower position.The flexible connector is bullet
Spring plate, the protrusion part of the latch plate are abutted with the upper supporting roller connecting rod 47, the spring board ends and the fixed supported slab
On groove be slidably connected.
It is greater than the rotation carriage assembly 4 of original state for volume in this way, 2 side wall and pressure of tubular tooling enables on upper supporting roller 42
It is opened outward, and upper supporting roller 42 and snub pulley 43 can well be contacted with 2 outside of tubular tooling.And remove biggish tubular
Upper supporting roller 42 is automatic under the effect of elastic supporting mechanism 48 after tooling 2 inwardly collapses, and is adapted to lesser tubular tooling 2, operates
In the tubular tooling 2 different for a certain range interior diameter without manual adjustment can automatically to 2 change in size of tubular tooling into
Row adapts to.
Transmission mechanism 44, which may be coupled to snub pulley 43 also, in the present embodiment may be coupled to upper supporting roller 42, in latter feelings
Under condition, driving wheel should be concentric with rotation axis 49, and driven wheel is fixed on the roll shaft of upper supporting roller 42 and moves together, with master
Transmission between driving wheel will not be driven effect because of the moving influence of upper supporting roller 42 apart from constant.
Embodiment 3:
The present embodiment is further improved on the basis of embodiment 2: the pedestal 3 includes guide rail 32, the active
The mounting base 46 of carriage assembly is fixed on the pedestal 3, and the driven carriage assembly is slidably connected with the guide rail 32, described
The driving driven carriage assembly sliding is equipped in pedestal 3 slides driving device.Limited block 33, position are further fixed on pedestal
In when the contact of the snub pulley 43 of active carriage assembly and driven carriage assembly, the position at 46 place of mounting base prevents from adjusting in this way
It collides between two snub pulleys 43 when section.
The driving device that slides includes being rotatably installed in screw rod in the same direction in the guide rail 32, being mounted on the pedestal 3
The lead screw motor 31 of the upper driving screw rod and the screw rod sliding block for 46 bottom of mounting base for being fixed on the driven carriage assembly, silk
Bar sliding block is threaded on the screw rod.It is fixedly connected between two driven carriage assemblies by component fixed plate 5.This
Sample can preferably adapt to the volume change of tubular tooling 2 by mobile driven carriage assembly, and applicability is wider.
The present invention also provides a kind of welding methods of hollow shaft 1, using a kind of above-mentioned hydraulic blocking wheel welding hollow shaft
Tooling includes the following steps:
1), hollow shaft 1 is fitted into the tubular tooling 2, to being fixedly mounted after the heart；
2), the tubular tooling 2 is axially horizontally arranged on the rotation bracket；
3), according to the size of tubular tooling 2, by slide two rotation carriage assemblies 4 that driving device is adjusted to pair it
Between distance, to guarantee that each carrying roller is well contacted with 2 side of tubular tooling；
4) welding gun, is moved to the built-up welding position in hollow shaft 1, starts 45 uniform rotation tubular tooling 2 of driving motor, weldering
Rifle carries out Bead weld repair to hollow shaft 1 simultaneously；
5) welding gun, is removed after built-up welding, tubular tooling 2 is removed and tests to 1 built-up welding region of hollow shaft, such as finds to lack
It is sunken built-up welding to repeat step 1) to step 5) again.
The smaller one end of hollow shaft 1 is placed upward when installation in step 1), by 2 sets of tubular tooling in hollow shaft 1, ring
Shape end plate 21 contacts with the smaller one end end face of hollow shaft 1 and is adjusted to the interior of 21 inner hole of annular endplate and the hollow shaft 1
Hole is concentric, is being fixedly connected with hollow shaft 1 with the annular endplate 21 by bolt.
This method is not only easy to operate, easily guarantee quality, moreover it is possible to while Bead weld repair is carried out to hollow shaft 1 from both ends, into
One step improves efficiency.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, it is or not improved as long as using the improvement for the various unsubstantialities that the method for the present invention conception and technical scheme carry out
Present inventive concept and technical solution are directly applied into other occasions, within that scope of the present invention.
Claims (9)
1. a kind of hydraulic blocking wheel welding hollow shaft tooling characterized by comprising
Tubular tooling (2), shape are cylindrical housings, and inside is the cavity for accommodating hollow shaft (1), and one end has annular endplate
(21), the other end is open opening, the inner hole of the annular endplate (21) and the inner hole pair of the hollow shaft (1) smaller one end
It answers, the smaller one end of the hollow shaft (1) is removably mounted on the inside of the annular endplate (21) and same with the tubular tooling (2)
The heart,
With rotation bracket, the rotation bracket includes:
Pedestal (3),
It is at least a pair of with rotation carriage assembly (4), it is symmetrically mounted on the pedestal (3),
One rotation carriage assembly (4) includes:
Mounting base (46) is mounted on the pedestal (3),
Up-right support (41) is mounted on the mounting base (46), and lower part has the lower end inwards stretched out, top have to
The upper end that outer upper side is stretched out,
Carrying roller is rotatably installed on up-right support (41), including be located at the upper end upper supporting roller (42) and be located at it is described under
The snub pulley (43) of end,
At least one in a pair of rotation carriage assembly (4) is active carriage assembly, further includes:
Transmission mechanism (44) is mounted on up-right support (41), the protective shell including being fixed on the up-right support (41) side wall,
Driving wheel and driven wheel in the protective shell, and the transmission parts of the connection driving wheel and the driven wheel, institute are set
Driven wheel is stated to be fixedly mounted on the roll shaft of any carrying roller,
It with driving motor (45), is mounted on the protective shell, and output shaft is connected with the driving wheel.
2. a kind of hydraulic blocking wheel welding hollow shaft tooling according to claim 1, which is characterized in that the carrying roller is located at one
To between up-right support (41), the rotation carriage assembly (4) further include:
Rotation axis (49) is connected between the up-right support (41),
Upper supporting roller connecting rod (47), one end are rotatablely connected by the rotation axis (49) and the up-right support (41), the other end with
The roll shaft at upper supporting roller (42) both ends is rotatablely connected,
Elastic supporting mechanism (48), including fixed supported slab and flexible connector, the fixed supported slab are mounted on the up-right support
(41) it is located at below the upper supporting roller connecting rod (47) between, the flexible connector connects the fixed supported slab and the upper supporting roller
The downside of connecting rod (47),
The up-right support (41) is equipped with the arc chute (411) with the rotation axis (49) for the center of circle, the upper supporting roller
(42) roll shaft is slidably connected in the arc chute (411), the upper supporting roller (42) in extreme lower position with the tubular
Tooling (2) contact surface is higher than the up-right support (41) side.
3. a kind of hydraulic blocking wheel welding hollow shaft tooling according to claim 2, it is characterised in that: the flexible connector
For latch plate, the protrusion part of the latch plate is abutted with the upper supporting roller connecting rod (47), the spring board ends with it is described solid
The groove determined on supporting plate is slidably connected.
4. a kind of hydraulic blocking wheel welding hollow shaft tooling according to claim 1, it is characterised in that: pedestal (3) packet
It includes guide rail (32), the mounting base (46) of the active carriage assembly is fixed on the pedestal (3), with the active carriage assembly
Another opposite rotation carriage assembly (4) is driven carriage assembly, and the driven carriage assembly and the guide rail (32) are slided
Connection, the pedestal (3) is interior to slide driving device equipped with the driving driven carriage assembly sliding.
5. a kind of hydraulic blocking wheel welding hollow shaft tooling according to claim 4, it is characterised in that: described to slide driving dress
It sets and drives the silk of the screw rod on the pedestal (3) including being rotatably installed in screw rod in the same direction in the guide rail (32), being mounted on
Bar motor (31) and be fixed on the driven carriage assembly mounting base (46) bottom screw rod sliding block, screw rod sliding block be threadedly coupled
On the screw rod.
6. a kind of according to claim 1, hydraulic blocking wheel welding hollow shaft tooling described in 4 or 5, it is characterised in that: the rotation
Carriage assembly (4) has two pairs, is respectively supported on the downside of tubular tooling (2) both ends, between two driven carriage assemblies
It is fixedly connected by component fixed plate (5).
7. a kind of hydraulic blocking wheel welding hollow shaft tooling according to claim 1, it is characterised in that: the transmission parts are
Driving belt, transmission chain, the kinematic link being parallel to each other or rotate gear group.
8. a kind of welding method of hollow shaft (1), it is characterised in that: using a kind of hydraulic gear described in -7 according to claim 1
Hollow shaft welding tooling is taken turns, is included the following steps:
1), hollow shaft (1) is fitted into the tubular tooling (2), to being fixedly mounted after the heart；
2), the tubular tooling (2) is axially horizontally arranged on the rotation bracket；
3), according to the size of tubular tooling (2), by slide two rotation carriage assemblies (4) that driving device is adjusted to pair it
Between distance, to guarantee that each carrying roller is well contacted with tubular tooling (2) side；
4) welding gun, is moved to the built-up welding position on hollow shaft (1), starts driving motor (45) uniform rotation tubular tooling (2),
Welding gun carries out Bead weld repair to hollow shaft (1) simultaneously；
5) welding gun, is removed after built-up welding, tubular tooling (2) is removed and tests to hollow shaft (1) built-up welding region, such as finds to lack
It is sunken built-up welding to repeat step 1) to step 5) again.
9. a kind of welding method of hollow shaft (1) according to claim 8, it is characterised in that: by hollow shaft (1) when installation
Smaller one end is placed upward, and tubular tooling (2) is covered on hollow shaft (1), annular endplate (21) and hollow shaft (1) smaller one end
End face contacts and is adjusted to the annular endplate (21) inner hole and the inner hole of the hollow shaft (1) is concentric, will be empty passing through bolt
Mandrel (1) is fixedly connected with the annular endplate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910045640.7A CN109531031A (en) | 2019-01-17 | 2019-01-17 | A kind of welding method of hydraulic blocking wheel welding hollow shaft tooling and hollow shaft |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910045640.7A CN109531031A (en) | 2019-01-17 | 2019-01-17 | A kind of welding method of hydraulic blocking wheel welding hollow shaft tooling and hollow shaft |
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| CN102151943A (en) * | 2011-03-14 | 2011-08-17 | 江西江联能源环保股份有限公司 | Method for overlaying cone by cobalt-chromium-tungsten hard alloy |
| CN102275027A (en) * | 2011-07-14 | 2011-12-14 | 中国第一重型机械集团大连加氢反应器制造有限公司 | Resurfacing welding device and resurfacing welding method for inner wall of irregular circular cavity |
| CN204657833U (en) * | 2015-05-06 | 2015-09-23 | 宁波明欣化工机械有限责任公司 | A kind of welding tooling of gas buffer bottle |
| CN105458455A (en) * | 2015-12-25 | 2016-04-06 | 中钢集团邢台机械轧辊有限公司 | Automatic surfacing machine |
| CN205817187U (en) * | 2016-06-29 | 2016-12-21 | 山东水泊焊割设备制造有限公司 | New-type turning rolls |
| CN209503381U (en) * | 2019-01-17 | 2019-10-18 | 安徽海螺川崎装备制造有限公司 | A kind of hydraulic blocking wheel welding hollow shaft tooling |
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