CN110314937A - Automatic fixture and its application method for the disassembly of cold-rolling equipment roll chock - Google Patents
Automatic fixture and its application method for the disassembly of cold-rolling equipment roll chock Download PDFInfo
- Publication number
- CN110314937A CN110314937A CN201810279339.8A CN201810279339A CN110314937A CN 110314937 A CN110314937 A CN 110314937A CN 201810279339 A CN201810279339 A CN 201810279339A CN 110314937 A CN110314937 A CN 110314937A
- Authority
- CN
- China
- Prior art keywords
- automatic fixture
- hyoplastron
- spanner
- fixture
- roll
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005097 cold rolling Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000003801 milling Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/07—Adaptation of roll neck bearings
-
- 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
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The present invention relates to the field by press-fitting connection or disassembly article, specially a kind of automatic fixture and its application method for the disassembly of cold-rolling equipment roll chock.A kind of automatic fixture for the disassembly of cold-rolling equipment roll chock, including roll (11), bearing block (12) and locking nut (13), it is characterized in that: further including automatic fixture (2), moving trolley (3) and die head (4), the outer end face of automatic fixture (2) is equipped at least three spanners (21) and at least three safety pins (22), one end of the hinged connecting rod (23) in the inner end of each spanner (21), the other end of each connecting rod (23) are separately connected one piece of hyoplastron (25).A kind of application method of the automatic fixture for the disassembly of cold-rolling equipment roll chock, it is characterized in that: successively implementing as follows: 1. pushing tow；2. unscrewing；3. dismantling.High degree of automation of the present invention, work efficiency is high, time saving and energy saving.
Description
Technical field
The present invention relates to the fields by press-fitting connection or disassembly article, specially a kind of to be used for cold-rolling equipment roll bearing
The automatic fixture and its application method of seat disassembly.
Background technique
Rolling production is the production link by steel ingot or billet rolling at steel.Steel are produced with milling method, there is life
Yield is high, wide in variety, continuity of production process is strong, is easily achieved the advantages that automatic and mechanical, therefore than forging, extruding, drawing
It the techniques such as pulls out to be more widely used.
Strip can be divided into hot rolled strip and cold rolled sheet by manufacturing method.The working roll of cold rolled sheet milling train is the company of adaptation
Continuous production, it is desirable that there is heat resistance, wearability, high rigidity, and using will be to carrying out overhauling under line between grinding roller after some cycles.
Working roll need to dismantle the bearing block on roller both sides when overhauling, mostly use handwork at present, method for dismounting is: loose first
Then the circlip for opening bearing block end unclamps locking nut, finally use disassembly trolley by bearing block integral demounting.Due to mill
Roll quantity is more between roller, has dismantled whole rolls and has needed the long period, has affected production efficiency.
Summary of the invention
In order to overcome the drawbacks of the prior art, a kind of high degree of automation, the disassembly that work efficiency is high, time saving and energy saving are provided
Method, the invention discloses a kind of automatic fixtures and its application method for the disassembly of cold-rolling equipment roll chock.
The present invention reaches goal of the invention by following technical solution:
A kind of automatic fixture for the disassembly of cold-rolling equipment roll chock, including roll, bearing block and locking nut, bearing block
It is set on roll, locking nut is spun on the lateral surface of roll and blocks bearing block, it is characterized in that: further including pressing from both sides automatically
Tool, moving trolley and die head,
Automatic fixture is annular collar, and automatic fixture is set on roll, and automatic fixture and bearing block are respectively arranged on locking nut
Two sides, the inner face of automatic fixture, outer end face, inner sidewall and lateral wall constitute the inner cavity of automatic fixture；Outside automatic fixture
End face is equipped at least three spanners and at least three safety pins, and the inner end of both spanner and safety pin is all set to automatic fixture
Interior intracavitary, one end of the hinged connecting rod in the inner end of each spanner, the inner end and automatic fixture inner cavity of each safety pin it
Between all be embedded with safety pin spring；The inner sidewall of the automatic fixture sliding slot equal equipped with quantity and spanner quantity, each cunning
One piece of hyoplastron is equipped in slot, hyoplastron is moved along the sliding slot, and the other end of each connecting rod is separately connected one piece of hyoplastron, every piece of hyoplastron
Inner end and automatic fixture inner cavity between all be embedded with hyoplastron spring；
When spanner is not by pressure, hyoplastron is stretched out outside the inner sidewall of automatic fixture and is bound round under the action of hyoplastron spring force and rolled
On the axle journal of roller, when spanner is under pressure, by connecting rod, by hyoplastron, the cavity direction in automatic fixture pulls until hyoplastron spanner
Lateral surface and the inner sidewall of automatic fixture flush, while compressing hyoplastron spring；When safety pin is not by pressure, safety pin is being pacified
It is stretched out outside the outer end face of automatic fixture under the action of full pin spring force, when safety pin is under pressure, sells to automatic folder safely
Cavity direction pulls compressing secure pin spring simultaneously in having；
The fixed die head in the front end of moving trolley, the outer end face of the outer end face face automatic fixture of die head.
The described automatic fixture for the disassembly of cold-rolling equipment roll chock, it is characterized in that: spanner and connecting rod is hinged
Hole is long hole, and the length-width-ratio of the hinge hole is not less than 2；
Spanner is evenly distributed around the outer end face of automatic fixture, sets that there are two safety pins between two neighboring spanner.
The application method of the automatic fixture for the disassembly of cold-rolling equipment roll chock, it is characterized in that: by as follows
Step is successively implemented:
1. pushing tow: moving trolley drive die head is close to the outer end face of automatic fixture, and die head all presses to spanner and safety pin automatically
The inner cavity of fixture, by connecting rod, by hyoplastron, the cavity direction in automatic fixture pulls lateral surface and automatic fixture until hyoplastron to spanner
Inner sidewall flush, while hyoplastron spring and safety pin spring are all compressed；
2. unscrewing: after the lateral surface of hyoplastron and the inner sidewall of automatic fixture flush, hyoplastron no longer wales the axle journal of roll, simultaneously
Automatic fixture blocks locking nut, and die head rotates and drive automatic fixture and locking nut to rotate synchronously, and makes locking nut from rolling
Disengaging is unscrewed on roller；
3. disassembly: automatic fixture, locking nut and bearing block are removed roll by moving trolley reverse movement, die head.
The flexible retaining ring of the alternative original of the present invention, it is chain by automatic fixture and locking nut, and use special shifting
Machine operation may be implemented to substitute the process of mutual disassembly in dynamic trolley and die head, and time saving and energy saving, work efficiency is high, realizes
The automation of disassembly process, and lay the foundation in turn for realization disassembly the unmanned of bearing block.
The invention has the following beneficial effects: high degree of automations, and work efficiency is high, time saving and energy saving.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is the axonometric drawing of automatic fixture in the present invention；
Fig. 3 is the partial cutaway schematic at safety pin position in the present invention；
Fig. 4 is diagrammatic cross-section when hyoplastron blocks roll neck axis when the present invention uses.
Specific embodiment
The present invention is further illustrated below by way of specific embodiment.
Embodiment 1
A kind of automatic fixture for the disassembly of cold-rolling equipment roll chock, including roll 11, bearing block 12, locking nut 13,
Automatic fixture 2, moving trolley 3 and die head 4, as shown in Figure 1 to 4, specific structure is:
Bearing block 12 is set on roll 11, and locking nut 13 is spun on the lateral surface of roll 11 and blocks bearing block 12；
Automatic fixture 2 is as shown in Figures 2 and 3: automatic fixture 2 is annular collar, and automatic fixture 2 is set on roll 11, automatically
Fixture 2 and bearing block 12 are respectively arranged on the two sides of locking nut 13, inner face, outer end face, inner sidewall and the outside of automatic fixture 2
The inner cavity of wall composition automatic fixture 2；Spanner 21 and eight safety pins 22 there are four being set on the outer end face of automatic fixture 2, spanner 21
Outer end face around automatic fixture 2 is evenly distributed, and is set between two neighboring spanner 21 there are two safety pin 22, spanner 21 and safety
The inner end of both pins 22 is all set to the interior intracavitary of automatic fixture 2, and the one of the hinged connecting rod 23 in the inner end of each spanner 21
It holds, safety pin spring 24 is embedded between 2 inner cavity of inner end and automatic fixture of each safety pin 22；The inner sidewall of automatic fixture 2
Equipped with the equal sliding slot of quantity and 21 quantity of spanner, it is equipped with one piece of hyoplastron 25 in each sliding slot, hyoplastron 25 is along the cunning
Slot is mobile, and the other end of each connecting rod 23 is separately connected one piece of hyoplastron 25, the inner end and 2 inner cavity of automatic fixture of every piece of hyoplastron 25 it
Between all be embedded with hyoplastron spring 26；
When spanner 21 is not by pressure, as shown in Figure 4: hyoplastron 25 stretches out automatic fixture 2 under the action of hyoplastron 26 elastic force of spring
Inner sidewall it is outer and bind round on the axle journal of roll 11, when spanner 21 is under pressure, spanner 21 is past by hyoplastron 25 by connecting rod 23
Cavity direction pulls until the lateral surface of hyoplastron 25 and the inner sidewall of automatic fixture 2 flush, while compressing hyoplastron bullet in automatic fixture 2
Spring 26；When safety pin 22 is not by pressure, safety pin 22 stretches out the outer of automatic fixture 2 under the action of safety pin 24 elastic force of spring
Outside end face, when safety pin 22 is under pressure, the cavity direction in automatic fixture 2 of safety pin 22 pulls compressing secure pin spring simultaneously
24；
The fixed die head 4 in the front end of moving trolley 3, the outer end face of the outer end face face automatic fixture 2 of die head 4.
In the present embodiment: the hinge hole of spanner 21 and connecting rod 23 is long hole, and the length-width-ratio of the hinge hole is not less than 2；
It is that spanner 21 and connecting rod 23 is avoided to be stuck in transmission with the purpose of long hole.
The present embodiment in use, successively implement as follows:
1. pushing tow: moving trolley 3 drives die head 4 to be close to the outer end face of automatic fixture 2, die head 4 by spanner 21 and safety pin 22 all
The inner cavity of automatic fixture 2 is pressed to, the cavity direction in automatic fixture 2 pulls until hyoplastron 25 spanner 21 by hyoplastron 25 by connecting rod 23
Lateral surface and the inner sidewall of automatic fixture 2 flush, while hyoplastron spring 26 and safety pin spring 24 are all compressed；
2. unscrewing: after the lateral surface of hyoplastron 25 and the inner sidewall of automatic fixture 2 flush, hyoplastron 25 no longer wales the axis of roll 11
Neck, while automatic fixture 2 blocks locking nut 13, die head 4 rotates and drives automatic fixture 2 and locking nut 13 to rotate synchronously,
Locking nut 13 is set to unscrew disengaging from roll 11；
3. disassembly: moving trolley 3 moves backward, and automatic fixture 2, locking nut 13 and bearing block 12 are removed roll by die head 4
11。
Claims (3)
1. a kind of automatic fixture for the disassembly of cold-rolling equipment roll chock, including roll (11), bearing block (12) and locking
Nut (13), bearing block (12) are set on roll (11), and locking nut (13) is spun on the lateral surface of roll (11) and by axis
Seat (12) is held to block, it is characterized in that: further include automatic fixture (2), moving trolley (3) and die head (4),
Automatic fixture (2) is annular collar, and automatic fixture (2) is set on roll (11), automatic fixture (2) and bearing block (12)
The two sides of locking nut (13) are respectively arranged on, inner face, outer end face, inner sidewall and the lateral wall of automatic fixture (2) constitute automatic
The inner cavity of fixture (2)；The outer end face of automatic fixture (2) is equipped at least three spanners (21) and at least three safety pins (22),
The inner end of spanner (21) and safety pin (22) the two is all set to the interior intracavitary of automatic fixture (2), the inner end of each spanner (21)
One end of an all hinged connecting rod (23), embedded with safety between the inner end and automatic fixture (2) inner cavity of each safety pin (22)
It sells spring (24)；The inner sidewall of automatic fixture (2) sliding slot equal equipped with quantity and spanner (21) quantity, each sliding slot
It is inside equipped with one piece of hyoplastron (25), hyoplastron (25) is moved along the sliding slot, and the other end of each connecting rod (23) is separately connected one piece of tongue
Plate (25) is all embedded with hyoplastron spring (26) between the inner end and automatic fixture (2) inner cavity of every piece of hyoplastron (25)；
When spanner (21) is not by pressure, hyoplastron (25) stretches out automatic fixture (2) under the action of hyoplastron spring (26) elastic force
Inner sidewall is outer and binds round on the axle journal of roll (11), and when spanner (21) is under pressure, spanner (21) passes through connecting rod (23) for tongue
Plate (25) is pulled toward the interior cavity direction of automatic fixture (2) until the lateral surface of hyoplastron (25) and the inner sidewall of automatic fixture (2) flush,
Compress hyoplastron spring (26) simultaneously；When safety pin (22) is not by pressure, safety pin (22) is in safety pin spring (24) elastic force
Outside the lower outer end face for stretching out automatic fixture (2) of effect, when safety pin (22) is under pressure, the past automatic fixture of safety pin (22)
(2) interior cavity direction pulls compressing secure pin spring (24) simultaneously；
The front end of moving trolley (3) is fixed die head (4), the outer end face of the outer end face face automatic fixture (2) of die head (4).
2. the automatic fixture for the disassembly of cold-rolling equipment roll chock as described in claim 1, it is characterized in that: spanner (21)
Hinge hole with connecting rod (23) is long hole, and the length-width-ratio of the hinge hole is not less than 2；
Spanner (21) is evenly distributed around the outer end face of automatic fixture (2), sets that there are two safety between two neighboring spanner (21)
It sells (22).
3. the application method for the automatic fixture of cold-rolling equipment roll chock disassembly as claimed in claim 1 or 2, special
Sign is: successively implements as follows:
1. pushing tow: moving trolley (3) drives die head (4) to be close to the outer end faces of automatic fixture (2), die head (4) by spanner (21) and
Safety pin (22) all presses to the inner cavity of automatic fixture (2), and spanner (21) is past automatic fixture (2) by hyoplastron (25) by connecting rod (23)
Interior cavity direction pulls until the lateral surface of hyoplastron (25) and the inner sidewall of automatic fixture (2) flush, at the same hyoplastron spring (26) and
Safety pin spring (24) is all compressed；
2. unscrewing: after the lateral surface of hyoplastron (25) and the inner sidewall of automatic fixture (2) flush, hyoplastron (25) no longer wales roll
(11) axle journal, while automatic fixture (2) blocks locking nut (13), die head (4) rotates and drives automatic fixture (2) and locking
Nut (13) rotates synchronously, and locking nut (13) is made to unscrew disengaging from roll (11)；
3. disassembly: moving trolley (3) reverse movement, die head (4) is by automatic fixture (2), locking nut (13) and bearing block (12)
It removes roll (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279339.8A CN110314937A (en) | 2018-03-31 | 2018-03-31 | Automatic fixture and its application method for the disassembly of cold-rolling equipment roll chock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279339.8A CN110314937A (en) | 2018-03-31 | 2018-03-31 | Automatic fixture and its application method for the disassembly of cold-rolling equipment roll chock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110314937A true CN110314937A (en) | 2019-10-11 |
Family
ID=68112064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810279339.8A Pending CN110314937A (en) | 2018-03-31 | 2018-03-31 | Automatic fixture and its application method for the disassembly of cold-rolling equipment roll chock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110314937A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309077A (en) * | 2022-01-10 | 2022-04-12 | 上海科德轧辊表面处理有限公司 | Realize automatic snap ring structure of dismantling exempting from of roll chock bulldozes dismouting |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06292912A (en) * | 1993-04-09 | 1994-10-21 | Nippon Steel Corp | Thrust ring for roll of rolling mill, mounting structure including chock and attaching/detaching method |
| KR20020031209A (en) * | 2000-10-23 | 2002-05-01 | 이구택 | Apparatus for separating bearing from roll chock |
| KR20100007282A (en) * | 2008-07-12 | 2010-01-22 | 순천대학교 산학협력단 | A clamping module |
| CN102807151A (en) * | 2012-07-30 | 2012-12-05 | 中国核电工程有限公司 | Handheld boom lifting appliance |
| CN205426702U (en) * | 2016-03-16 | 2016-08-03 | 安徽工业大学 | Experimental friction wear testing machine can rotate |
| CN208261528U (en) * | 2018-03-31 | 2018-12-21 | 上海东新冶金技术工程有限公司 | Automatic fixture for the disassembly of cold-rolling equipment roll chock |
-
2018
- 2018-03-31 CN CN201810279339.8A patent/CN110314937A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06292912A (en) * | 1993-04-09 | 1994-10-21 | Nippon Steel Corp | Thrust ring for roll of rolling mill, mounting structure including chock and attaching/detaching method |
| KR20020031209A (en) * | 2000-10-23 | 2002-05-01 | 이구택 | Apparatus for separating bearing from roll chock |
| KR20100007282A (en) * | 2008-07-12 | 2010-01-22 | 순천대학교 산학협력단 | A clamping module |
| CN102807151A (en) * | 2012-07-30 | 2012-12-05 | 中国核电工程有限公司 | Handheld boom lifting appliance |
| CN205426702U (en) * | 2016-03-16 | 2016-08-03 | 安徽工业大学 | Experimental friction wear testing machine can rotate |
| CN208261528U (en) * | 2018-03-31 | 2018-12-21 | 上海东新冶金技术工程有限公司 | Automatic fixture for the disassembly of cold-rolling equipment roll chock |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309077A (en) * | 2022-01-10 | 2022-04-12 | 上海科德轧辊表面处理有限公司 | Realize automatic snap ring structure of dismantling exempting from of roll chock bulldozes dismouting |
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