CN105855794A - Horizontal dismounting method for locomotive wheel rim and tool assembly - Google Patents
Horizontal dismounting method for locomotive wheel rim and tool assembly Download PDFInfo
- Publication number
- CN105855794A CN105855794A CN201610426132.XA CN201610426132A CN105855794A CN 105855794 A CN105855794 A CN 105855794A CN 201610426132 A CN201610426132 A CN 201610426132A CN 105855794 A CN105855794 A CN 105855794A
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- China
- Prior art keywords
- rim
- wheel rim
- heater
- wheel
- flange heater
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/023—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same using screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a horizontal dismounting method for a locomotive wheel rim and a tool assembly. The horizontal dismounting method comprises the following steps: 1, fixing the axle in the horizontal direction and allowing the old wheel rim to be positioned in a vertical state, putting a wheel rim heater on the old wheel rim in a sleeving manner by using a crown block, and fixing the old wheel rim on the wheel rim heater; 2, pulling the old wheel rim and the wheel rim heater out of the axle by using a motor when the wheel rim heater operates to a preset temperature; 3, transferring the old wheel rim and the wheel rim heater to preset positions by using the crown block, and lifting a new wheel rim into the wheel rim heater; 4, lifting the new wheel rim to a to-be-mounted wheel rim by using the crown block, and pressing the wheel tire and the wheel rim in the horizontal direction by using a pressing tool; 5, detaching the pressing tool and the wheel rim heater after the wheel rim is cooled, and completing installation of the new wheel rim. With the adoption of the method, detachment of parts of a traction motor and repeated lifting and turning of the axle can be avoided, and the replacement efficiency of the locomotive wheel rim is improved.
Description
Technical field
The present invention relates to disassembling fixture technical field, particularly relate to the level of a kind of locomotive carrying idler
Assembly and disassembly methods and tool component.
Background technology
At present, locomotive use two ways carry out wheel driving, one is hydraulic drive, one
Plant as driven by power.Though two kinds of type of drive differences, the most identical in terms of wheel design,
Use is all that wheel rim interference press-fits to axletree, and rim interference press-fits to wheel rim, rim
Rim section needs after transfiniting to carry out copying, prevents locomotive derailing and the infringement to railway parts.
But the thickness of rim transfinites, can only carry out the replacing of rim, prior art is the rim that will purchase
Heater fixedly mounts on the ground, when rim needs to change, pulls down traction electric machine or universal drive shaft,
Take out wheel right, the road wheel end of axletree is perpendicularly inserted in flange heater, flange heater work
Make, by Medium frequency induction, the rim of wheel is heated, so that rim and the wheel rim of wheel
Part forms matched in clearance, is hung out by wheel, and rim is just stayed in flange heater, it is achieved wheel
The dismounting of hoop.When rim is installed, first being placed by analysis of wheel vertical, rim is to be installed on the side, so
After by flange heater old wheel hub hang, by new rim place wherein heat, make
With special hanger, the rim of heating is sleeved on rim for automobile wheel after level hangs out from flange heater
On, rim, due to own wt, laterally fits tightly with wheel rim, it is achieved the installation of new rim.But
Be whole during must remove traction motor or universal drive shaft, need by axletree handling place two
Secondary, during also need to road wheel end is overturn, relatively complicated, and axle weight is big,
Handling and upset operation intensity are bigger.Liquid transfer machine car is with axle gear box, and weight more very, is hung
Also needing before fortune to put only the lubricating oil in gear-box, operation is the most complex.
Summary of the invention
In order to solve above technical problem, the present invention provides the horizontal dismountable side of a kind of locomotive carrying idler
Method and tool component.
On the one hand, the present invention provides a kind of horizontal dismountable method of locomotive carrying idler, comprising:
Step 1, by fixing in the horizontal direction for axletree and make old rim be in vertical state, use
Flange heater is sleeved on old rim by overhead traveling crane, and old rim is fixed on flange heater；
When the work of step 2, flange heater is to preset temperature, uses and draw horse by old rim and wheel
Hoop heater is extracted in the horizontal direction from axletree；
Old rim and flange heater are transferred to predeterminated position by step 3, use overhead traveling crane；Then,
Use suspender to be hung out by old rim, new rim is hung in flange heater, new rim is fixed
In flange heater；
When the work of step 4, flange heater is to preset temperature, overhead traveling crane is used to be winched to by new rim
At rim for automobile wheel to be installed, adjust the position of new rim to after itself and wheel rim center alignment, level
Move and be sleeved on wheel rim to rim, use pressing element rim and wheel rim to be compressed in the horizontal direction；
After the cooling of step 5, rim, pressing element and flange heater are pulled down, completes new rim
Install.
Further, described preset temperature is 280 DEG C～320 DEG C.
Accordingly, the present invention also provides for the horizontal dismountable tool component of a kind of locomotive carrying idler, its bag
Include: axletree fixed mechanism, flange heater, overhead traveling crane, draw horse, suspender and pressing element；
Described axletree fixed mechanism is provided with and is available for the fixing end that axletree level wears, for by car
Axle is fixed in the horizontal direction；
Described overhead traveling crane is for being sleeved on rim by flange heater；
Described flange heater is for being heated to preset temperature to rim；Described flange heater sets
Be equipped be available for overhead traveling crane hang carry suspension ring；
The described fixing end drawing horse is supported with axletree, and movable end is supported with rim, for by rim
Extract from axletree in the horizontal direction with flange heater；
Described suspender is provided with lifting hole(eyelet), and hangs the hook of rim；Described suspender is used for hanging load
Rim；
Described pressing element compresses in the horizontal direction for the new rim and wheel rim being loaded into axletree.
Further, horse is drawn to include drawing horse body, pulling claw, screw rod and crank described in；
Described draw be provided with on horse body top, described top for described fixing end；
It is described movable end that described pulling claw is connected to draw horse body, described pulling claw by screw rod；Described
The end of pulling claw is supported with the medial surface of rim；
Described crank is connected with screw rod.
Further, described flange heater includes:
Outer toroid supporter, described outer toroid supporter is provided with bolt, described location
Bolt is radially arranged along outer toroid supporter；It is provided with described suspension ring on the supporter of described outer ring；
Heating coil, the inwall along described cylindrical supporter is arranged in described cylindrical supporter；
The terminals being connected with described heating coil it are provided with on described cylindrical supporter.
Further, the number of described bolt is at least four, supports along described outer toroid
The circumference of body is uniformly arranged.
Further, described pressing element includes:
The pressing plate vertically arranged, described pressing plate gear is located at outside rim and wheel rim；
Horizontally disposed kelly, described kelly is provided with the first end near described rim,
And second end relative with the first end；Described first end has been provided with and may extend into wheel rim technique
Dop on hole；
Being provided with leading screw section on described kelly, described pressing plate is installed on the leading screw section of described kelly；
Described pressing plate is connected with kelly, and can move in the horizontal direction；
Pressing element crank, it is arranged at the second end of described kelly, and threadeds with kelly.
Horizontal dismountable method and the tool component of the locomotive carrying idler that the present invention provides are to be entered by axletree
Row is fixing, and mobile rim and flange heater realize dismounting.Use the locomotive that the present invention provides
The horizontal dismountable method of rim and tool component, can avoid traction electric machine parts dismounting and
The handling repeatedly of axletree and upset, high degree reduces operation intensity, improves locomotive carrying idler and changes
Efficiency.
Accompanying drawing explanation
Pulling claw in the horizontal dismountable tool component of the locomotive carrying idler that Fig. 1 provides for the embodiment of the present invention
Working state schematic representation；
Rim in the horizontal dismountable tool component of the locomotive carrying idler that Fig. 2 provides for the embodiment of the present invention
The structural representation of heater；
Fig. 3 is the Fig. 2 generalized section along B-B face；
Pressing element in the horizontal dismountable tool component of the locomotive carrying idler that Fig. 4 provides for the embodiment of the present invention
Working state schematic representation；
Suspender in the horizontal dismountable tool component of the locomotive carrying idler that Fig. 5 provides for the embodiment of the present invention
Working state schematic representation.
Description of reference numerals:
1-flange heater；2-rim；The new rim of 2'-；3-wheel rim；4-is top；5-pulling claw；
6-screw rod；7-crank；8-draws horse body；9-lifting hole(eyelet)；10-terminals；11-positions 0 bolt；
12-pressing plate；13-pressing element handle；14-kelly.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawings
The present invention is described in further detail with detailed description of the invention.
The embodiment of the present invention one provides a kind of horizontal dismountable method of locomotive carrying idler, comprising:
Step 1, by fixing in the horizontal direction for axletree and make old rim be in vertical state, use
Flange heater is sleeved on old rim by overhead traveling crane, and old rim is fixed on flange heater；
When the work of step 2, flange heater is to preset temperature, uses and draw horse by old rim and wheel
Hoop heater is extracted in the horizontal direction from axletree；
Old rim and flange heater are transferred to predeterminated position by step 3, use overhead traveling crane；Then,
Use suspender to be hung out by old rim, new rim is hung in flange heater, new rim is fixed
In flange heater；
When the work of step 4, flange heater is to preset temperature, overhead traveling crane is used to be winched to by new rim
At rim for automobile wheel to be installed, adjust the position of new rim to after itself and wheel rim center alignment, level
Move and be sleeved on wheel rim to rim, use pressing element rim and wheel rim to be compressed in the horizontal direction；
After the cooling of step 5, rim, pressing element and flange heater are pulled down, completes new rim
Install.
The assembly and disassembly methods that the embodiment of the present invention provides is to be fixed by axletree, mobile rim and wheel
Hoop heater realizes dismounting.Preset temperature in above-mentioned steps 1 and step 3 preferably 280 DEG C
～320 DEG C.
Accordingly, the embodiment of the present invention two also provides for a kind of locomotive carrying idler realizing said method
Horizontal dismountable tool component.Referring to Fig. 1 to Fig. 5, this tool component specifically includes: axletree
Fixed mechanism, flange heater 1, overhead traveling crane, draw horse, suspender and pressing element；
Axletree fixed mechanism is provided with and is available for the fixing end that axletree level wears, for by axletree edge
Horizontal direction is fixed；
Overhead traveling crane is for being sleeved on rim 2 by flange heater 1；
Flange heater 1 is for being heated to preset temperature to rim 2；Flange heater 1 is arranged
Have be available for overhead traveling crane hang carry suspension ring；
The fixing end drawing horse is supported with axletree, and movable end is supported with rim 2, for by rim 2
From axletree, (Fig. 1) is extracted in the horizontal direction with flange heater 1；
Suspender is provided with lifting hole(eyelet) 9, and hangs the hook of rim 2；This suspender is used for hanging load wheel
Hoop 2 (Fig. 5)；
Pressing element compresses in the horizontal direction for the new rim 2 ' and wheel rim 3 being loaded into axletree.
Refer to Fig. 1, above-mentioned draw horse to preferably include to draw horse body 8, pulling claw 5, screw rod 6 and crank
7；
Draw and be provided with top 4, top 4 on horse body 8 for fixing end；This top 4 supports in axletree
Top；
Pulling claw 5 is connected to draw horse body 8, pulling claw 5 to be movable end by screw rod 6；Pulling claw 5
The medial surface of end and rim 2 is supported；
Crank 7 is connected with screw rod 6.
Above-mentioned flange heater 1 moves under overhead traveling crane etc. hangs the auxiliary of load instrument.Refer to
Fig. 2 and Fig. 3, this flange heater 1 specifically includes:
Outer toroid supporter, outer toroid supporter is provided with bolt 11, bolt 11
Along being radially arranged of outer toroid supporter；It is provided with suspension ring on the supporter of outer ring；
Heating coil, the inwall along cylindrical supporter is arranged in cylindrical supporter；
It is provided with on cylindrical supporter and heats the terminals 10 that coil is connected.
Bolt 11 is for carrying out spacing to rim 2, further, and above-mentioned bolt
The number of 11 is at least four, and the circumference along outer toroid supporter is uniformly arranged.
Referring to Fig. 4, above-mentioned pressing element preferably includes:
The pressing plate 12 vertically arranged, pressing plate 12 gear is located at rim and (in the present embodiment is
New rim 2') and wheel rim 3 outside；
Horizontally disposed kelly 14, kelly 14 is provided with the first end near rim,
And second end relative with the first end；First end has been provided with and may extend into wheel rim 3 fabrication hole
On dop；
Being provided with leading screw section on kelly 14, pressing plate 12 is installed on the leading screw section of kelly 14；
Pressing element crank 13, it is arranged at the second end of kelly 14, and threadeds with kelly 14.
Rim is carried out by the tool component using embodiment two to provide according to the method for embodiment one
The process of dismounting is as follows:
Being fixed by axletree axletree fixed mechanism, now rim 2 is vertical state；Hang with overhead traveling crane
Fortune flange heater 1 is sleeved on old rim, connects the power supply of flange heater 1.Due to wheel
Hoop 2 deadweight is relatively big, and rim temperature reaches preset temperature, during such as about 300 DEG C, uses and draws horse
It is fixed on axle shaft end by top 4, the pulling claw 5 drawing horse is positioned over the medial surface of rim 2,
The opposite side of pulling claw 5 has one section to be screw rod 6, by crank 7 screwfeed, makes crank 7 tight
The close outside fitting to draw horse body 8, crank 7 be further threaded into produce pretightning force, then rim with
Flange heater 1 is little by little taken out of (Fig. 1).Overhead traveling crane hangs flange heater 1 and old always
Rim, (i.e. extracts rear), by overhead traveling crane by whole until overall after rim for automobile wheel 3 exits from axletree
Body is positioned on ground, is taken off by crown block hook from flange heater 1；Use suspender is changed
Fall the internal old rim of flange heater 1, old wheel hub is placed into；Repeatedly above step,
Then realize the dismounting of whole old rim.
When new rim is installed, uses suspender to be hung in flange heater 1 by new rim 2', pass through
Rim is fixed by the bolt 11 of flange heater 1, and fixing rear overhead traveling crane hangs load flange heater
1 and new rim, treat that its temperature is heated to preset temperature, such as about 300 DEG C, with overhead traveling crane by rim
Heater 1 winches at rim for automobile wheel 3 to be installed, after adjusting the heart, by overhead traveling crane level
Mobile, rim set is filled on wheel rim 3, owing to being horizontally mounted, new rim is sturdy with wheel rim 3
It not very tight, use pressing element to be compressed in the horizontal direction with wheel rim 3 by rim.Specifically,
After overhead traveling crane makes rim near wheel rim 3 as far as possible, the dop of kelly 14 is stuck in the work of wheel rim 3
On skill hole, kelly 14 leading screw section installs pressing plate 12, by the screw-in of pressing element crank 13, produces
Make pressing plate 12 be fitted in closely on wheel rim 3 by rim after pretightning force, treat that rim temperature declines,
After forming interference fit between rim and wheel rim 3, screw clamp is pulled down.Above step repeatedly, real
The now installment work of new rim.
As shown in the above, the present invention provides the horizontal dismountable method of locomotive carrying idler and frock
Assembly, can avoid the dismounting of traction electric machine parts and the handling repeatedly of axletree and upset, pole
Big degree reduces operation intensity, improves locomotive carrying idler and changes efficiency.
Horizontal dismountable method and tool component to locomotive carrying idler provided by the present invention are entered above
Go and be discussed in detail.Principle and the embodiment of the present invention are entered by specific case used herein
Having gone elaboration, the explanation of above example is only intended to help to understand method and the core thereof of the present invention
Thought is thought.It should be pointed out that, for those skilled in the art, without departing from
On the premise of the principle of the invention, it is also possible to the present invention is carried out some improvement and modification, these change
Enter and modify in the protection domain also falling into the claims in the present invention.
Claims (7)
1. the horizontal dismountable method of a locomotive carrying idler, it is characterised in that including:
Step 1, by fixing in the horizontal direction for axletree and make old rim be in vertical state, use
Flange heater is sleeved on old rim by overhead traveling crane, and old rim is fixed on flange heater；
When the work of step 2, flange heater is to preset temperature, uses and draw horse by old rim and wheel
Hoop heater is extracted in the horizontal direction from axletree；
Old rim and flange heater are transferred to predeterminated position by step 3, use overhead traveling crane；Then,
Use suspender to be hung out by old rim, new rim is hung in flange heater, new rim is fixed
In flange heater；
When the work of step 4, flange heater is to preset temperature, overhead traveling crane is used to be winched to by new rim
At rim for automobile wheel to be installed, adjust the position of new rim to after itself and wheel rim center alignment, level
Move and be sleeved on wheel rim to rim, use pressing element rim and wheel rim to be compressed in the horizontal direction；
After the cooling of step 5, rim, pressing element and flange heater are pulled down, completes new rim
Install.
The horizontal dismountable method of locomotive carrying idler the most according to claim 1, it is characterised in that
Described preset temperature is 280 DEG C～320 DEG C.
3. the horizontal dismountable tool component of a locomotive carrying idler, it is characterised in that including: axletree
Fixed mechanism, flange heater, overhead traveling crane, draw horse, suspender and pressing element；
Described axletree fixed mechanism is provided with and is available for the fixing end that axletree level wears, for by car
Axle is fixed in the horizontal direction；
Described overhead traveling crane is for being sleeved on rim by flange heater；
Described flange heater is for being heated to preset temperature to rim；Described flange heater sets
Be equipped be available for overhead traveling crane hang carry suspension ring；
The described fixing end drawing horse is supported with axletree, and movable end is supported with rim, for by rim
Extract from axletree in the horizontal direction with flange heater；
Described suspender is provided with lifting hole(eyelet), and hangs the hook of rim；Described suspender is used for hanging load
Rim；
Described pressing element compresses in the horizontal direction for the new rim and wheel rim being loaded into axletree.
Tool component the most according to claim 3, it is characterised in that described in draw horse to include
Draw horse body, pulling claw, screw rod and crank；
Described draw be provided with on horse body top, described top for described fixing end；
It is described movable end that described pulling claw is connected to draw horse body, described pulling claw by screw rod；Described
The end of pulling claw is supported with the medial surface of rim；
Described crank is connected with screw rod.
Tool component the most according to claim 3, it is characterised in that described rim heats
Device includes:
Outer toroid supporter, described outer toroid supporter is provided with bolt, described location
Bolt is radially arranged along outer toroid supporter；It is provided with described suspension ring on the supporter of described outer ring；
Heating coil, the inwall along described cylindrical supporter is arranged in described cylindrical supporter；
The terminals being connected with described heating coil it are provided with on described cylindrical supporter.
Tool component the most according to claim 5, it is characterised in that described bolt
Number be at least four, the circumference along described outer toroid supporter is uniformly arranged.
Tool component the most according to claim 3, it is characterised in that described pressing element includes:
The pressing plate vertically arranged, described pressing plate gear is located at outside rim and wheel rim；
Horizontally disposed kelly, described kelly is provided with the first end near rim, with
And second end relative with the first end；Described first end has been provided with and may extend into wheel rim fabrication hole
On dop；
Being provided with leading screw section on described kelly, described pressing plate is installed on the leading screw section of described kelly；
Described pressing plate is connected with kelly, and can move in the horizontal direction；
Pressing element crank, it is arranged at the second end of described kelly, and threadeds with kelly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610426132.XA CN105855794B (en) | 2016-06-15 | 2016-06-15 | Using the horizontal dismountable method of the locomotive carrying idler of the horizontal dismountable tool component of locomotive carrying idler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610426132.XA CN105855794B (en) | 2016-06-15 | 2016-06-15 | Using the horizontal dismountable method of the locomotive carrying idler of the horizontal dismountable tool component of locomotive carrying idler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105855794A true CN105855794A (en) | 2016-08-17 |
| CN105855794B CN105855794B (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610426132.XA Active CN105855794B (en) | 2016-06-15 | 2016-06-15 | Using the horizontal dismountable method of the locomotive carrying idler of the horizontal dismountable tool component of locomotive carrying idler |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112520575A (en) * | 2019-09-17 | 2021-03-19 | 宝山钢铁股份有限公司 | Lining baffle replacing device for hot rolling coiling guide plate and replacing method thereof |
| CN114619209A (en) * | 2022-03-24 | 2022-06-14 | 吉林省智联电力设备有限公司 | Travelling wheel machining process and travelling wheel |
| CN115366046A (en) * | 2022-10-27 | 2022-11-22 | 新乡西玛鼓风机股份有限公司 | A tear a device open for boiler fan wheel |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112520575A (en) * | 2019-09-17 | 2021-03-19 | 宝山钢铁股份有限公司 | Lining baffle replacing device for hot rolling coiling guide plate and replacing method thereof |
| CN114619209A (en) * | 2022-03-24 | 2022-06-14 | 吉林省智联电力设备有限公司 | Travelling wheel machining process and travelling wheel |
| CN115366046A (en) * | 2022-10-27 | 2022-11-22 | 新乡西玛鼓风机股份有限公司 | A tear a device open for boiler fan wheel |
| CN115366046B (en) * | 2022-10-27 | 2023-01-31 | 新乡西玛鼓风机股份有限公司 | Shaft dismounting device for boiler fan impeller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105855794B (en) | 2018-10-02 |
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