CN205772868U - Walking dolly, end beam device and single-beam suspension crane - Google Patents
Walking dolly, end beam device and single-beam suspension crane Download PDFInfo
- Publication number
- CN205772868U CN205772868U CN201620486476.5U CN201620486476U CN205772868U CN 205772868 U CN205772868 U CN 205772868U CN 201620486476 U CN201620486476 U CN 201620486476U CN 205772868 U CN205772868 U CN 205772868U
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- China
- Prior art keywords
- vehicle frame
- traveling vehicle
- walking
- main shaft
- oscillating bearing
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Abstract
The utility model discloses a kind of walking dolly, end beam device and single-beam suspension crane.Walking dolly includes being connected for split or being integrally disposed upon the traveling vehicle frame in end carriage main body, and traveling vehicle frame is equipped with the walking main shaft for connecting wheel or wheel group, and walking main shaft is connected on traveling vehicle frame by oscillating bearing and/or Hooks coupling universal coupling.Main shaft of walking in this utility model is connected on traveling vehicle frame by Hooks coupling universal coupling and/or oscillating bearing, so during end beam device is walked, when meeting with the excessive orbital segment of the parallel misalignment of two guide rails, wheel can be under the drive of walking main shaft, can be adjusted relative to traveling vehicle frame swing by Hooks coupling universal coupling and/or oscillating bearing, the parallel misalignment making two guide rails is walked to swing before and after main shaft and is compensated, thus avoids the wheel of the traveling vehicle frame left and right sides clamping stagnation, not dead phenomenon occur.
Description
Technical field
This utility model relates to a kind of walking dolly, end beam device and single-beam suspension crane.
Background technology
Electric hang single-beam crane is using electric block as lifting mechanism, with its compact conformation, from heavy and light, cost
Low, flexible operation, convenience, the feature such as safe and reliable, be widely used in the various occasion such as factory, mine.At present, single-beam lifting is hung
The traveling mechanism of the larger traveller of machine has two kinds of connected modes.A kind of is that two ends connect the walking having split to arrange before and after end carriage main body
Dolly, walking dolly includes the board-like traveling vehicle frame being connected in end carriage main body, and on traveling vehicle frame, the fixing left and right that is coated with is prolonged
The walking main shaft stretched, the two ends, left and right of walking main shaft are all equipped with the reversal of the natural order of things one group of running wheel on guide rail by link plate, with
Make end beam device under the dragging of walking dolly, guide rail is walked, but when two siding tracks occur that height error or end carriage hole go out
When the most somewhat deviation, wheel diameter somewhat have deviation, easily occur that the running wheel of the walking dolly left and right sides can not connect simultaneously
Rail-engaging road；Another kind as shown in Figures 1 to 4, the traveling vehicle frame of walking dolly and the end carriage master of end beam device in this travelling mechanism
Body is directly made of one, and in this travelling mechanism, end beam device includes the buffer that end carriage main body 101 and rear and front end thereof are fixed
102, the middle part of end carriage main body 101 is installed with the reinforcing plate 103 being symmetricly set on the left and right sides, and before and after end beam device, two sections are
The traveling vehicle frame 105 of walking dolly, traveling vehicle frame 105 offers the perforation that left and right is run through, the walking main shaft 104 of walking dolly
Being installed in this perforation, the two ends of walking main shaft 104 are all connected by link plate one group of wheel, but this connected mode is for rail
The requirement on machining accuracy of road, wheel and other parts is higher, it is easier to occur that running wheel can not contact track simultaneously.Cause
And, the running wheel that in existing two kinds of traveling mechanism of the larger traveller, different connected modes all can cause can not contact track simultaneously,
The result the lighter's running wheel caused easily gnaws rail, Shang Qiang；Severe one crane cannot run, crane cisco unity malfunction.
Chinese patent literature CN 104709824 A discloses a kind of single-beam crane, and its end carriage is equipped with directive wheel dress
Putting, this guide wheel device includes the bearing being fixed in end carriage main body, and the hinging pin shaft that bearing is extended by left and right rotates dress
It is furnished with connection rotating plate, connection rotating plate offers around the long arc-shaped holes turning to extension, long arc-shaped holes is coated with and is fixed on support
On guider screw, and the wheel shaft extended by left and right between long arc-shaped holes and hinging pin shaft connects wheel, so that each car
Wheel all can be swung up and down relative to end carriage main body by connection rotating plate.But on the track of the end carriage left and right sides, occur that the depth of parallelism is inclined
During the bigger position of difference, because of connection rotating plate can not band motor car wheel in fore-and-aft direction relative movement, so end beam device is at track
This section is nonsynchronous phenomenon it would appear that walk in the left and right sides, still there will be and gnaws rail or even the most dead problem of wheel.
Utility model content
The purpose of this utility model is to provide one and running wheel can be adjusted at fore-and-aft direction relative to end carriage main body
Walking dolly and end beam device, additionally provide a kind of single-beam suspension crane using walking dolly simultaneously.
In order to realize object above, in this utility model, the technical scheme of walking dolly is as follows:
Walking dolly, including being connected for split or being integrally disposed upon the traveling vehicle frame in end carriage main body, on traveling vehicle frame
Being equipped with the walking main shaft for connecting wheel or wheel group, walking main shaft is connected by oscillating bearing and/or Hooks coupling universal coupling
On traveling vehicle frame.
Walking main shaft is connected on traveling vehicle frame by oscillating bearing, the outer ring of oscillating bearing is fixed on traveling vehicle frame,
Inner ring is connected to walk on main shaft.
Walking main shaft is coaxially installed in the inner ring of oscillating bearing, and the two ends of walking main shaft are stretched from the two ends of inner ring respectively
Go out and be for connecting wheel or the axle head of wheel group.
Oscillating bearing and/or Hooks coupling universal coupling are in traveling vehicle frame, and offer on traveling vehicle frame for walking main shaft
Pass and wealthy mouth can be dodged relative to what the outer ring axis meaning in office direction in space of oscillating bearing swung.
Dodging wealthy mouth is to load the construction opening in traveling vehicle frame for oscillating bearing and/or Hooks coupling universal coupling.
Top and/or the bottom of traveling vehicle frame offer through hole, be coated with and stretch in traveling vehicle frame in this through hole
Mounting seat, mounting seat is provided with the mounting structure installed for oscillating bearing and/or Hooks coupling universal coupling.
In this utility model, the technical scheme of end beam device is as follows:
End beam device, including end carriage main body and on the traveling vehicle frame that is wholely set, traveling vehicle frame is equipped with for even
Connect oscillating bearing and/or the Hooks coupling universal coupling of walking main shaft.
Being equipped with oscillating bearing in end carriage main body, the outer ring of oscillating bearing is fixed on traveling vehicle frame, inner ring is for connecting
On walking main shaft.
In this utility model, the technical scheme of single-beam suspension crane is as follows:
Single-beam suspension crane, including end beam device, end beam device includes that end carriage main body and upper split thereof are connected or one
The traveling vehicle frame arranged, traveling vehicle frame is equipped with the walking main shaft for connecting wheel or wheel group, and walking main shaft is by closing
Bearings and/or Hooks coupling universal coupling are connected on traveling vehicle frame.
Walking main shaft is connected on traveling vehicle frame by oscillating bearing, the outer ring of oscillating bearing is fixed on traveling vehicle frame,
Inner ring is connected to walk on main shaft.
Main shaft of walking in this utility model is connected on traveling vehicle frame by Hooks coupling universal coupling and/or oscillating bearing, so
During end beam device is walked, when meeting with the excessive orbital segment of the parallel misalignment of two guide rails, wheel can be at walking main shaft
Drive under, can be adjusted relative to traveling vehicle frame swing by Hooks coupling universal coupling and/or oscillating bearing so that two guide rails
Parallel misalignment is walked to swing before and after main shaft and is compensated, thus avoids the wheel of the traveling vehicle frame left and right sides clamping stagnation, not occur
Dead phenomenon.Meanwhile, in the case of road occurs that levelness deviation is excessive in-orbit, walking main shaft can also pass through universal by band motor car wheel
Shaft coupling and/or oscillating bearing can swing up and down relative to traveling vehicle frame, and therefore this end beam device is to the required precision of track relatively
Low, thus reduce the requirement of crane runway when workshop is built, also improve end beam device traveling comfort.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing end beam device；
Fig. 2 is the top view of Fig. 2；
Fig. 3 is A-A sectional view in Fig. 2；
Fig. 4 is B-B sectional view in Fig. 2；
Fig. 5 be single-beam suspension crane of the present utility model embodiment in the structural representation of end beam device；
Fig. 6 is the top view of Fig. 5；
Fig. 7 is C-C sectional view in Fig. 6.
Detailed description of the invention
The embodiment of single-beam suspension crane in this utility model: as shown in Figures 5 to 7, including girder and around two
The end beam device that side connects, end beam device includes that end carriage main body 201 is by top board, left and right along the end carriage main body 201 front and back extended
The box beam that the cover plate of the side plate of both sides, base plate and rear and front end is welded, end carriage main body 201 to be fixedly arranged in the middle of left and right right
Claiming the reinforcing plate 203 arranged, before and after end carriage main body 201, two ends have been wholely set traveling vehicle frame 207, so that traveling vehicle frame
207 parts belonging to end carriage main body 201, and before and after end carriage main body 201, it is respectively fixed at two ends with buffer 202.
The bottom of traveling vehicle frame 207 offers through hole, is coated with the bearing stretched in traveling vehicle frame 207 in this through hole
Mounting seat 204, bearing mounting base 204 is fixed on by the weld seam between hole wall and the surface of bearing mounting base 204 of through hole
The central authorities of biside plate, bearing mounting base 204 offer the installation perforation extended along left and right, are equipped with joint shaft in installing perforation
Hold 205.The outer ring 251 of oscillating bearing 205 is fixed on traveling vehicle frame 207 by bearing mounting base 204, outer ring 251 axial
The hole that length is less than installation perforation is long, and is installed with two difference blocks left and right in outer ring 251 on the hole wall installing perforation
The hole at two ends jump ring 252；The two ends of the inner ring 253 of oscillating bearing 205 are coaxially connected with axle sleeve 254, axle sleeve 254 away from interior
One end of circle 253 is projecting end, and projecting end is installed on dodging in wealthy mouth of offering on the biside plate of traveling vehicle frame 207, and this is dodged
Wealthy confession axle sleeve 254 swings at any direction in space relative to outer ring 251 axis of oscillating bearing 205, and this dodges wealthy mouth simultaneously
Also it is to load the construction opening in traveling vehicle frame 207 for oscillating bearing 205, i.e. dodges the internal diameter of wealthy mouth more than oscillating bearing 205
The external diameter of outer ring 251.The circle set perforation that the inner ring 253 of two axle sleeves 254 and oscillating bearing 205 is surrounded is coated with walking main
Axle 206, the two ends of walking main shaft 206 be that the projecting end from axle sleeve 254 passes for installing wheel or the axle head of wheel group,
So that wheel is arranged in pairs at the symmetrical of traveling vehicle frame 207, wheel can be by walking main shaft 206 at axle sleeve 254 simultaneously
Drive under, swing at any direction in space relative to outer ring 251 axis of oscillating bearing 205.
In the present embodiment, in end beam device, design and installation has an oscillating bearing 205 of all direction regulating function, the most again with
Travelling mechanism dolly connects, such travelling mechanism dolly just can adjustment the most flexibly, use this knot
At rail height, the suspension single-beam crane of structure either occurs that the parts such as error, end carriage hole occur in error or wheel diameter
There is error in moral height, and running trolley can adjust balance flexibly, it is ensured that travelling mechanism wheel contacts track simultaneously, will not go out
On existing wheel gnawing rail, wheel, wall etc. affect the situation that crane is properly functioning.
Through it was verified that this structure be solve to hang single-beam crane travelling mechanism wheel can not simultaneously conductor rail
, there is wheel gnawing rail, Shang Qiang, slide down the effective ways being not normally functioning in road, and utilizes the design of this structure to produce crane, can
To reduce working time, the reduction track laying expense that track laying spends；Can significantly reduce the lifting such as end carriage, wheel
The process equipment expense of machine parts machining and machining period expense, favorably reduce equipment cost, improves crane market competition
Power.
In the above-described embodiments, oscillating bearing is arranged on traveling vehicle frame by mounting seat, with by the installation of mounting seat
Perforation forms the mounting structure installed for oscillating bearing, and the external diameter being reduced the outer ring to oscillating bearing by this installation perforation is wanted
Ask, it is achieved in the case of without increasing the inner wall thickness of end carriage main body, the installation of oscillating bearing can be completed, in other embodiments
In, this oscillating bearing can also be previously charged into during end carriage main body is welded, and so can save mounting seat；Even, joint
Bearing can be directly installed on outside traveling vehicle frame.It addition, this oscillating bearing can also substitute with Hooks coupling universal coupling, as ball cage type is same
Step direction Hooks coupling universal coupling, ball slot type Hooks coupling universal coupling etc..
In the above-described embodiments, walking dolly and end carriage main body are wholely set, now the traveling vehicle frame of walking dolly
And bearing mounting base thereon, oscillating bearing belong to a part for end beam device, in other embodiments, walking dolly can also
Arrange with end carriage main body split, i.e. traveling vehicle frame is connected in two ends, now walking dolly before and after end carriage main body by connecting plate
Entirety can be as a kind of independent device.
The embodiment of end beam device in this utility model: the structure of end beam device and above-described embodiment middle-end in the present embodiment
The structure of boom device is identical, therefore repeats no more.
The embodiment of walking dolly in this utility model: the structure of walking dolly and row in above-described embodiment in the present embodiment
The structure walking dolly is identical, therefore repeats no more.
Claims (10)
1. walking dolly, including being connected for split or being integrally disposed upon the traveling vehicle frame in end carriage main body, traveling vehicle frame fills
It is furnished with the walking main shaft for connecting wheel or wheel group, it is characterised in that walking main shaft is by oscillating bearing and/or universal
Axial organ is connected on traveling vehicle frame.
Walking dolly the most according to claim 1, it is characterised in that walking main shaft is connected to moving trolley by oscillating bearing
On frame, the outer ring of oscillating bearing is fixed on traveling vehicle frame, inner ring is connected to walk on main shaft.
Walking dolly the most according to claim 2, it is characterised in that walking main shaft is coaxially installed on the inner ring of oscillating bearing
In, the two ends of walking main shaft are stretched out from the two ends of inner ring respectively and are for connecting wheel or the axle head of wheel group.
4. according to the walking dolly described in claim 1 or 2 or 3, it is characterised in that at oscillating bearing and/or Hooks coupling universal coupling
In traveling vehicle frame, and offer on traveling vehicle frame and pass and can be relative to the outer ring axis of oscillating bearing for walking main shaft
Wealthy mouth is dodged what any direction in space swung.
Walking dolly the most according to claim 4, it is characterised in that dodge wealthy mouth for for oscillating bearing and/or universal
Axial organ loads the construction opening in traveling vehicle frame.
Walking dolly the most according to claim 5, it is characterised in that the top of traveling vehicle frame and/or bottom offer to be passed through
Perforation, is coated with the mounting seat stretching in traveling vehicle frame in this through hole, mounting seat is provided with for oscillating bearing and/or universal
The mounting structure that axial organ is installed.
7. end beam device, including end carriage main body and on the traveling vehicle frame that is wholely set, it is characterised in that assemble on traveling vehicle frame
There are the oscillating bearing for connecting walking main shaft and/or Hooks coupling universal coupling.
End beam device the most according to claim 7, it is characterised in that be equipped with oscillating bearing, joint shaft in end carriage main body
The outer ring held is fixed on traveling vehicle frame, inner ring for be connected to walk main shaft.
9. single-beam suspension crane, including end beam device, end beam device includes that end carriage main body and upper split thereof are connected or integrally set
The traveling vehicle frame put, traveling vehicle frame is equipped with the walking main shaft for connecting wheel or wheel group, it is characterised in that walking is main
Axle is connected on traveling vehicle frame by oscillating bearing and/or Hooks coupling universal coupling.
Single-beam suspension crane the most according to claim 9, it is characterised in that walking main shaft is connected by oscillating bearing
On traveling vehicle frame, the outer ring of oscillating bearing is fixed on traveling vehicle frame, inner ring is connected to walk on main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620486476.5U CN205772868U (en) | 2016-05-25 | 2016-05-25 | Walking dolly, end beam device and single-beam suspension crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620486476.5U CN205772868U (en) | 2016-05-25 | 2016-05-25 | Walking dolly, end beam device and single-beam suspension crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205772868U true CN205772868U (en) | 2016-12-07 |
Family
ID=58110522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620486476.5U Expired - Fee Related CN205772868U (en) | 2016-05-25 | 2016-05-25 | Walking dolly, end beam device and single-beam suspension crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205772868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110155878A (en) * | 2019-05-22 | 2019-08-23 | 青岛海西重机有限责任公司 | A kind of adjustable wheel assembly applied to gantry crane trolley |
-
2016
- 2016-05-25 CN CN201620486476.5U patent/CN205772868U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110155878A (en) * | 2019-05-22 | 2019-08-23 | 青岛海西重机有限责任公司 | A kind of adjustable wheel assembly applied to gantry crane trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20180525 |