CN109807485A - A kind of staircase driving spindle weld industry device and method - Google Patents
A kind of staircase driving spindle weld industry device and method Download PDFInfo
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- CN109807485A CN109807485A CN201910189468.2A CN201910189468A CN109807485A CN 109807485 A CN109807485 A CN 109807485A CN 201910189468 A CN201910189468 A CN 201910189468A CN 109807485 A CN109807485 A CN 109807485A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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Abstract
The invention discloses a kind of staircase driving spindle weld industry device and methods, it is related to welding field, described device includes roller, roller shell, lateral cylinder, left slider, right sliding block, lateral cylinder push rod, connecting rod, longitudinal sliding block, longitudinal cylinder, intermediate slider, roller screw mechanism, laser range finder, control system；The method of the present invention in welding process, applies certain pressure to sprocket wheel end face by roller, contact the roller of rotation with the sprocket wheel line of rotation, sprocket wheel is limited due to welding deformation or the axial deformation or displacement of other factors generation, makes sprocket wheel in the welding process, remains the verticality with main shaft.The present invention passes through during main shaft and sprocket wheel boxing, it adds and constrains in sprocket wheel end face, and apply pressure, efficiently reduce welding deformation, driving spindle welding deformation significantly becomes smaller, only a small amount of main shaft needs mechanical correction, and since welding deformation is small, and machinery correction Welding on Properties of Welding Joint bring adverse effect significantly reduces.
Description
Technical field
The invention belongs to welding technology field more particularly to a kind of staircase driving spindle weld industry device and sides
Method.
Background technique
Escalator is the essential vehicles in the public places such as station, market, subway, it is not only greatly slow
Solve busy traffic pressure, and can be brought for society it is greatly convenient.
Staircase driving spindle is the core component of escalator driving system, and staircase driving spindle will mainly come from traction machine
Power be transferred to both ends ladder sprocket wheel, ladder sprocket wheel drives step to move along the rail again, transport passenger.Staircase driving spindle by
Main shaft and two sprocket wheels are assembled together by welding procedure.It can generate certain welding deformation after welding, and lead to sprocket wheel
End face run-out is excessive.Hydraulic shaping machine is generallyd use in industry, mechanical correction is carried out to the driving spindle after welding, due to welding
The presence of residual stress, for deforming biggish part after some welding, residual stress and weldering that significantly mechanical checkout introduces
Residual stress superposition is connect, welding position can be made to crack and be even broken.Therefore, it is using reasonable welding deformation controlling method
Guarantee the important leverage that staircase driving spindle post welding distortion is small, form accuracy is high.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide kind of a staircase driving spindle weld industry device,
System and method.
The object of the invention first is that being by following technical solution achieved:
A kind of staircase driving spindle weld industry device, lateral cylinder, longitudinal cylinder, longitudinal sliding block, left slider and
Right sliding block；The lateral cylinder can drive lateral cylinder push rod or so flexible, be movably set with left slider on lateral cylinder push rod
With right sliding block；Intermediate slider is also movably set on lateral cylinder push rod, intermediate slider is arranged between left slider and right sliding block；
One end of intermediate slider is additionally arranged on longitudinal sliding block, and longitudinal sliding block is arranged on the telescopic rod of longitudinal cylinder；On longitudinal sliding block
One end there are two connecting rod is set, and the other end of connecting rod is arranged on left slider and right sliding block.
Further, the intermediate slider is hollow structure, can transversely cylinder push-rod be moved left and right, while can also be
It is moved up and down under the drive of longitudinal cylinder.
Further, left slider and right sliding block lower end are respectively arranged with grip block.
Further, the grip block includes roller and roller shell, and roller is connect with roller shell by bearing.
Other purposes of the invention are achieved by the following technical solution:
The system of staircase driving spindle weld industry device composition, including the welding of girth welding machine rolling clamp, array become
Shape control device and laser range finder；Laser range finder, girth welding machine rolling clamp folder are provided on the girth welding machine rolling clamp
The both ends of staircase main shaft are held, suit is provided with sprocket wheel on staircase main shaft, and sprocket wheel is filled by weld industry in a circumferential direction
Set clamping；Weld industry device is arranged on ball screw framework.
Further, ball screw framework is fixed on device fixed frame.
Further, sprocket wheel is welded on staircase main shaft by boxing machine welding gun.
The working method of the system of staircase driving spindle weld industry device composition, includes the following steps:
Weld industry device is vertical with girth welding machine rolling clamp axis, so that the axis of roller and girth welding machine rotate
Holder axis is coplanar；
Sprocket wheel and staircase main shaft are mounted on girth welding machine rolling clamp, sprocket wheel rigging position and sprocket wheel thickness number are set
According to sprocket wheel is mounted on staircase main shaft requirement position according to laser range finder by opening laser range finder；
System passes through roller screw sliding block adjust automatically grip block position according to sprocket wheel rigging position and sprocket wheel thickness data
It sets, keeps its symmetrical centre consistent with sprocket wheel mid-depth；
Control longitudinal cylinder makes grip block close to sprocket wheel, when roller upper end and fair sprocket wheel outmost turns, controls longitudinal gas
Cylinder stops longitudinal sliding block movement；
Lateral cylinder is controlled, so that roller is clamped sprocket wheel end face, increase cylinder operation pressure to certain value, and keep；
Girth welding machine welding torch position is adjusted, speed of welding, weldingvoltage are set, welding current starts to weld；
After the completion of welding, welding gun is exited, lateral cylinder is controlled, unclamps roller, longitudinal cylinder is controlled, makes roller far from chain
Wheel；
It keeps laser range finder to open, sets girth welding machine rolling clamp revolving speed, it is made to start to rotate；
Stop after rotating a circle, system calculates sprocket wheel end according to the one week range data away from laser range finder in sprocket wheel end face
Face bounce, feeds back to control system and is adjusted for operator to next welding parameter；
System judges according to sprocket wheel end face run-out calculated result, if bounce is less than or equal to 0.5, completes to weld, unload
Staircase main shaft, if bounce is greater than 0.5, system is clamped according to end face run-out error by roller screw mechanism adjust automatically
Block position；Controlling longitudinal cylinder again makes grip block close to sprocket wheel, when roller upper end and fair sprocket wheel outmost turns, controls longitudinal gas
Cylinder stops longitudinal sliding block movement；
Lateral cylinder is controlled, makes roller close to sprocket wheel end face, increases cylinder operation pressure until all roller surfaces are bonded
Sprocket wheel end face is kept for 10 seconds；
Lateral cylinder is controlled, roller is unclamped, longitudinal cylinder is controlled, makes roller far from sprocket wheel；Unload staircase main shaft.
Further, speed of welding 1.2r/m, weldingvoltage 24.8V, welding current 245A.
The utility model has the advantages that
1. being constrained by the addition in place of weld industry device, and apply during main shaft and sprocket wheel boxing
Add certain pressure, effectively reduce welding deformation, control sprocket wheel end face run-out error, improve first-time qualification rate, finally by sharp
Light detection obtains its end face run-out error.
2. driving spindle welding deformation significantly becomes smaller, only few due to being controlled in welding process welding deformation
The main shaft of amount needs mechanical correction, and since welding deformation is small, machinery correction Welding on Properties of Welding Joint bring adverse effect
It significantly reduces.
3. longitudinal cylinder is closely connect with longitudinal sliding block screw thread, the longitudinal movement of entire mechanism is controlled, it can be achieved that being directed to
Various sizes of sprocket wheel carries out position adjustment.
4. in welding process, the roller of rotation is contacted with the sprocket wheel line of rotation, limitation sprocket wheel due to welding deformation or its
The axial deformation or displacement that his factor generates, make sprocket wheel in the welding process, remain the verticality with main shaft.
5. left slider and lateral cylinder push rod cooperate, roller transverse movement is driven by cylinder, it is controlled and clamps and unclamp；
Intermediate slider and lateral cylinder push rod cooperate, while cooperating with longitudinal sliding block, guarantee the symmetry of total.
6. adding and constraining in sprocket wheel end face, and apply certain pressure, effectively by during main shaft and sprocket wheel boxing
Reduce welding deformation, controls sprocket wheel end face run-out error, obtain its end face run-out error finally by laser detection, judge that it is
The mechanical correction of no needs, and will test result and feed back to control system, next welding parameter is adjusted for operator, is mentioned
The high intelligent level of device.
7. the applicable sprocket sizes range of the present invention is big, and is not necessarily to other molds, structure is simple, need to only be mounted on existing ring
Beside shape welding machine, convenient for operation.
Detailed description of the invention
Fig. 1 is the clamping part schematic diagram of staircase driving spindle weld industry device；
Fig. 2 is the right side view of Fig. 1；
Fig. 3 is the structural schematic diagram of the system of staircase driving spindle weld industry device composition；
Fig. 4 is the right side view of Fig. 3；
Fig. 5 is staircase driving spindle weld industry device control flow block diagram.
Appended drawing reference is as follows:
1- roller；2- roller shell；3- lateral cylinder；4- left slider；5- lateral cylinder push rod；6- connecting rod；7- is longitudinally sliding
Block；8- longitudinal cylinder；9- intermediate slider；The right sliding block of 10-；11- girth welding machine rolling clamp；12- staircase main shaft；The weldering of 13- girth welding machine
Rifle；14- sprocket wheel；15- device fixed frame；16- ball screw framework；17- laser range finder.
Specific embodiment
To be understood the present invention is further, it is described further now in conjunction with attached drawing:
In conjunction with attached Fig. 1 and 2, a kind of staircase driving spindle weld industry device, including roller 1, roller shell 2, cross
To cylinder 3, left slider 4, right sliding block 10, lateral cylinder push rod 5, connecting rod 6, longitudinal sliding block 7, longitudinal cylinder 8, intermediate slider 9；Institute
Roller 1 is stated to connect with roller shell 2 by bearing；Two roller shells 2 are tight by screw thread with left slider 4, right sliding block 10 respectively
Close connection, right sliding block 10 are closely connect with lateral cylinder push rod 5, and left slider 4 and lateral cylinder push rod 5 cooperate, and pass through lateral gas
Cylinder 3 drives 1 transverse movement of roller, controls it and clamps and unclamp；Intermediate slider 9 and lateral cylinder push rod 5 cooperate, at the same with longitudinal direction
Sliding block 7 cooperates, and guarantees the symmetry of total；Longitudinal cylinder 8 is closely connect with 7 screw thread of longitudinal sliding block, controls entire mechanism
Longitudinal movement, for various sizes of sprocket wheel carry out position adjustment.In welding process, the roller 1 of rotation and the sprocket wheel of rotation
Line contact, limitation sprocket wheel make sprocket wheel in welding process due to welding deformation or the axial deformation or displacement of other factors generation
In, remain the verticality with main shaft.
1 diameter of roller is 50mm, high 100-150mm, material selection bearing steel.Weld industry device is along the main shaft center of circle
90 ° of distributions are spaced, are mounted on roller screw mechanism 16 by bolt, roller screw mechanism 16 is mounted on device fixed frame 15
On.
The clamping and release of the control roller 1 of lateral cylinder 3.When clamping, cylinder can apply clamping force, enable roller 1
Enough clamp sprocket wheel end face.
For various sizes of sprocket wheel, adjustable 1 position of roller of longitudinal cylinder 8.
In conjunction with attached drawing 3 and 4, the system of staircase driving spindle weld industry device composition, including girth welding machine rotating clamp
Tool 11, array weld industry device and laser range finder 17；Laser ranging is provided on the girth welding machine rolling clamp 11
Instrument 17, girth welding machine rolling clamp 11 clamp the both ends of staircase main shaft 12, and suit is provided with sprocket wheel 14, sprocket wheel 14 on staircase main shaft 12
It is clamped in a circumferential direction by weld industry device；Weld industry device is arranged on ball screw framework 16,
Ball screw framework 16 is fixed on device fixed frame 15, and sprocket wheel 14 is welded to staircase main shaft 12 by boxing machine welding gun 13
On.
In conjunction with attached drawing 5, the working method of the system of staircase driving spindle weld industry device composition, including walk as follows
It is rapid:
Weld industry device is vertical with 11 axis of girth welding machine rolling clamp, so that the axis and girth welding machine of roller 1
11 axis co-planar of rolling clamp；
Sprocket wheel 14 and staircase main shaft 12 are mounted on girth welding machine rolling clamp 11,14 rigging position of sprocket wheel and chain are set
Thickness data is taken turns, laser range finder 17 is opened, sprocket wheel 14 is mounted on by staircase main shaft 12 according to laser range finder 17 and requires position；
System passes through 16 adjust automatically grip block position of roller screw sliding block according to sprocket wheel rigging position and sprocket wheel thickness data
It sets, keeps its symmetrical centre consistent with 14 mid-depth of sprocket wheel；
Control longitudinal cylinder 8 makes grip block close to sprocket wheel 14, when 1 upper end of roller and fair 14 outmost turns of sprocket wheel, control
Longitudinal cylinder 8 stops longitudinal sliding block 7 and moves；
Lateral cylinder 3 is controlled, so that roller 1 is clamped sprocket wheel end face, increase cylinder operation pressure to certain value, and keep；
13 position of girth welding machine welding gun is adjusted, speed of welding, weldingvoltage are set, welding current starts to weld；
After the completion of welding, welding gun is exited, controls lateral cylinder 3, unclamps roller 1, controls longitudinal cylinder 8, keeps roller 1 remote
From sprocket wheel 14；
It keeps laser range finder 17 to open, sets 11 revolving speed of girth welding machine rolling clamp, it is made to start to rotate；
Stop after rotating a circle, system calculates chain according to 14 end face of sprocket wheel, one week range data away from laser range finder 17
End face run-out is taken turns, control system is fed back to and next welding parameter is adjusted for operator；
System judges according to sprocket wheel end face run-out calculated result, if bounce is less than or equal to 0.5, completes to weld, unload
Staircase main shaft 12, if bounce is greater than 0.5, system passes through 16 adjust automatically of roller screw mechanism according to end face run-out error
Grip block position；Controlling longitudinal cylinder 8 again makes grip block close to sprocket wheel 14, when 1 upper end of roller and fair sprocket wheel outmost turns, control
Longitudinal cylinder 8 processed stops longitudinal sliding block 7 and moves；
Lateral cylinder 3 is controlled, makes roller 1 close to 14 end face of sprocket wheel, increases cylinder operation pressure until all 1 surfaces of roller
It is bonded sprocket wheel end face, is kept for 10 seconds；
Lateral cylinder 3 is controlled, roller 1 is unclamped, longitudinal cylinder 8 is controlled, makes roller far from sprocket wheel；Unload staircase main shaft
12。
Specifically, the roller 1 is connect with roller shell 2 by bearing；Two roller shells 2 respectively with left slider 4 and
Right sliding block 10 is closely connected by screw thread, and right sliding block 10 is closely connect with lateral cylinder push rod 5, and left slider 4 is pushed away with lateral cylinder
Bar 5 cooperates, and drives roller transverse movement by lateral cylinder 3, controls it and clamps and unclamp；Intermediate slider 9 is pushed away with lateral cylinder
Bar 5 cooperates, while cooperating 7 with longitudinal sliding block, and longitudinal sliding block 7 is connect with left slider 4, right sliding block 10 by 4 connecting rods 6, is guaranteed
Integrally-built symmetry and stability；Longitudinal cylinder 8 is closely connect with 7 screw thread of longitudinal sliding block, controls the longitudinal direction of entire mechanism
Movement carries out position adjustment for various sizes of sprocket wheel 14；Three identical gripping blocks are distributed for 90 ° along main shaft center of circle interval,
It is mounted on roller screw mechanism 16, roller screw mechanism 16 is mounted on device fixed frame 15, and two laser range finders 17 divide
It is not mounted on 11 both ends of girth welding machine rolling clamp.
For the first time in use, two devices are installed on girth welding machine rear by Fig. 2 mode；
S1. sprocket wheel 14 and the installation of main shaft 12 are set into 14 rigging position of sprocket wheel and sprocket wheel to girth welding machine rolling clamp 11
14 thickness datas open laser range finder 17, sprocket wheel 14 are mounted on main shaft 12 according to laser range finder 17 and requires position；
S2. system passes through 16 adjust automatically of roller screw sliding block according to 12 thickness data of 14 rigging position of sprocket wheel and sprocket wheel
Clip position keeps its symmetrical centre consistent with 14 mid-depth of sprocket wheel；
S3. control longitudinal cylinder 8 makes six collets close to sprocket wheel 14, when 1 upper end of roller and fair 14 outmost turns of sprocket wheel,
Stop longitudinal sliding block 7 to move；
S4. lateral cylinder 3 is controlled, so that roller 1 is clamped 14 end face of sprocket wheel, increase cylinder operation pressure to 0.3MPa, and protect
It holds；
S5. 13 position of girth welding machine welding gun is adjusted, speed of welding 1.2r/m, weldingvoltage 24.8V, welding current are set
245A starts to weld；
S6. after the completion of welding, welding gun 13 is exited, controls lateral cylinder 3, unclamps roller 1, longitudinal cylinder 8 is controlled, makes to roll
Column is far from sprocket wheel 14；
S7. it keeps laser range finder 17 to open, sets 11 revolving speed 6r/m of girth welding machine rolling clamp, it is made to start to rotate；
S8. stop after rotating a circle, system is calculated according to 14 end face of sprocket wheel, one week range data away from laser range finder
Sprocket wheel end face run-out feeds back to control system and is adjusted for operator to next welding parameter；
S9. system judges according to 14 end face run-out calculated result of sprocket wheel, if bounce is less than or equal to 0.5, completes to weld,
Staircase driving spindle is unloaded, if bounce is greater than 0.5, system is according to end face run-out error, certainly by roller screw sliding block 16
Dynamic adjustment clip position；
S10. control longitudinal cylinder 8 makes six collets close to sprocket wheel 14, when 1 upper end of roller and 14 outmost turns of sprocket wheel maintain an equal level
When, stop longitudinal sliding block 7 and moves；
S11. lateral cylinder 3 is controlled, makes roller 1 close to 14 end face of sprocket wheel, increases cylinder operation pressure until all rollers 1
Surface is bonded 14 end face of sprocket wheel, is kept for 10 seconds；
S12. lateral cylinder 3 is controlled, roller 1 is unclamped, longitudinal cylinder 8 is controlled, makes roller far from sprocket wheel 14；
S13. staircase driving spindle is unloaded.
The embodiment is a preferred embodiment of the present invention, but present invention is not limited to the embodiments described above, not
In the case where substantive content of the invention, any conspicuous improvement that those skilled in the art can make, replacement
Or modification all belongs to the scope of protection of the present invention.
Claims (9)
1. a kind of staircase driving spindle weld industry device, which is characterized in that lateral cylinder (3), is indulged at longitudinal cylinder (8)
To sliding block (7), left slider (4) and right sliding block (10)；The lateral cylinder (3) can drive lateral cylinder push rod (5) left and right flexible,
Left slider (4) and right sliding block (10) are movably set on lateral cylinder push rod (5)；Also activity setting on lateral cylinder push rod (5)
Have intermediate slider (9), intermediate slider (9) is arranged between left slider (4) and right sliding block (10)；One end of intermediate slider (9) is also
It is arranged on longitudinal sliding block (7), longitudinal sliding block (7) is arranged on the telescopic rod of longitudinal cylinder (8)；Longitudinal sliding block is arranged on (7)
There are two the one end of connecting rod (6), the other end of connecting rod (6) is arranged on left slider (4) and right sliding block (10).
2. staircase driving spindle weld industry device according to claim 1, which is characterized in that the intermediate slider
(9) be hollow structure, can transversely cylinder push-rod (5) move left and right, at the same can also under the drive of longitudinal cylinder (8) on move down
It is dynamic.
3. staircase driving spindle weld industry device according to claim 1, which is characterized in that left slider (4) and
Right sliding block (10) lower end is respectively arranged with grip block.
4. staircase driving spindle weld industry device according to claim 3, which is characterized in that the grip block packet
Roller (1) and roller shell (2) are included, roller (1) is connect with roller shell (2) by bearing.
5. the system of staircase driving spindle weld industry device composition according to claim 4, which is characterized in that packet
Include girth welding machine rolling clamp (11), array weld industry device and laser range finder (17)；The girth welding machine rolling clamp
(11) it is provided on laser range finder (17), girth welding machine rolling clamp (11) clamps the both ends of staircase main shaft (12), staircase main shaft
(12) suit is provided with sprocket wheel (14) on, and sprocket wheel (14) is clamped by weld industry device in a circumferential direction；Welding becomes
Shape control device is arranged on ball screw framework (16).
6. the system of staircase driving spindle weld industry device composition according to claim 5, which is characterized in that rolling
Screw mechanism (16) is fixed on device fixed frame (15).
7. the system of staircase driving spindle weld industry device composition according to claim 5, which is characterized in that logical
It crosses boxing machine welding gun (13) sprocket wheel (14) is welded on staircase main shaft (12).
8. according to the work of the system of the described in any item staircase driving spindle weld industry device compositions of claim 5-7
Method, which comprises the steps of:
Weld industry device is vertical with girth welding machine rolling clamp (11) axis, so that the axis and girth welding machine of roller (1)
Rolling clamp (11) axis co-planar；
Sprocket wheel (14) and staircase main shaft (12) are mounted on girth welding machine rolling clamp (11), set sprocket wheel (14) rigging position with
And sprocket wheel thickness data, it opens laser range finder (17), sprocket wheel (14) is mounted on by staircase main shaft according to laser range finder (17)
(12) position is required；
System passes through roller screw sliding block (16) adjust automatically grip block position according to sprocket wheel rigging position and sprocket wheel thickness data
It sets, keeps its symmetrical centre consistent with sprocket wheel (14) mid-depth；
Control longitudinal cylinder (8) makes grip block close to sprocket wheel (14), when roller (1) upper end and fair sprocket wheel (14) outmost turns,
It controls longitudinal cylinder (8), stops longitudinal sliding block (7) movement；
It controls lateral cylinder (3), so that roller (1) is clamped sprocket wheel end face, increase cylinder operation pressure to certain value, and keep；
Girth welding machine welding gun (13) position is adjusted, speed of welding, weldingvoltage are set, welding current starts to weld；
After the completion of welding, welding gun is exited, is controlled lateral cylinder (3), roller (1) is unclamped, controls longitudinal cylinder (8), makes roller
(1) far from sprocket wheel (14)；
It keeps laser range finder (17) to open, sets girth welding machine rolling clamp (11) revolving speed, it is made to start to rotate；
Stop after rotating a circle, system calculates chain according to the one week range data away from laser range finder (17) in sprocket wheel (14) end face
End face run-out is taken turns, control system is fed back to and next welding parameter is adjusted for operator；
System judges according to sprocket wheel end face run-out calculated result, if bounce is less than or equal to 0.5, completes to weld, unloads staircase
Main shaft (12), if bounce is greater than 0.5, system passes through roller screw mechanism (16) adjust automatically according to end face run-out error
Grip block position；Controlling longitudinal cylinder (8) again makes grip block close to sprocket wheel (14), holds when roller (1) upper end with sprocket wheel outmost turns
Usually, longitudinal cylinder (8) are controlled, stops longitudinal sliding block (7) movement；
It controls lateral cylinder (3), makes roller (1) close to sprocket wheel (14) end face, increase cylinder operation pressure until all rollers (1)
Surface is bonded sprocket wheel end face, is kept for 10 seconds；
It controls lateral cylinder (3), unclamps roller (1), control longitudinal cylinder (8), make roller far from sprocket wheel；Unload staircase main shaft
(12)。
9. the working method of the system of staircase driving spindle weld industry device composition according to claim 8,
It is characterized in that, speed of welding 1.2r/m, weldingvoltage 24.8V, welding current 245A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910189468.2A CN109807485B (en) | 2019-03-13 | 2019-03-13 | Welding deformation control device and method for escalator driving spindle |
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|---|---|---|---|
| CN201910189468.2A CN109807485B (en) | 2019-03-13 | 2019-03-13 | Welding deformation control device and method for escalator driving spindle |
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| CN109807485B CN109807485B (en) | 2023-08-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111575474A (en) * | 2020-04-13 | 2020-08-25 | 江苏大学 | Thermal torsional vibration composite aging method and device for escalator driving main shaft |
| CN113510424A (en) * | 2021-06-30 | 2021-10-19 | 宁波宏大电梯有限公司 | Assembly workbench for assembling chain wheel and main shaft and assembly method thereof |
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| CN103523522A (en) * | 2013-09-22 | 2014-01-22 | 杭州东博自动化科技有限公司 | Blank fetching device of automatic blank arranging machine |
| CN103978447A (en) * | 2014-06-11 | 2014-08-13 | 潼南县玉兰铸造厂（微型企业） | Sliding type clamping pliers |
| CN107717972A (en) * | 2016-08-11 | 2018-02-23 | 湖北汉唐智能科技股份有限公司 | Center fixed ball cage type fast clamp manipulator for forging machine people |
| CN206326425U (en) * | 2016-11-09 | 2017-07-14 | 冈田精机丹阳有限公司 | A kind of servo-operated mechanism |
| CN207576819U (en) * | 2017-09-24 | 2018-07-06 | 柳州煜华科技有限公司 | Inner wall of oil tank rolling paint fixture |
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| CN209811504U (en) * | 2019-03-13 | 2019-12-20 | 江苏申阳电梯部件有限公司 | Welding deformation control device for escalator driving main shaft |
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| CN111575474A (en) * | 2020-04-13 | 2020-08-25 | 江苏大学 | Thermal torsional vibration composite aging method and device for escalator driving main shaft |
| CN113510424A (en) * | 2021-06-30 | 2021-10-19 | 宁波宏大电梯有限公司 | Assembly workbench for assembling chain wheel and main shaft and assembly method thereof |
| CN113510424B (en) * | 2021-06-30 | 2024-05-17 | 宁波宏大电梯有限公司 | Assembling workbench for assembling chain wheel and main shaft and assembling method thereof |
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