CN105403395A - Tower mill cylindrical shell access door hydraulic unlatching method and auxiliary apparatus - Google Patents
Tower mill cylindrical shell access door hydraulic unlatching method and auxiliary apparatus Download PDFInfo
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- CN105403395A CN105403395A CN201510927036.9A CN201510927036A CN105403395A CN 105403395 A CN105403395 A CN 105403395A CN 201510927036 A CN201510927036 A CN 201510927036A CN 105403395 A CN105403395 A CN 105403395A
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- access door
- hydraulic
- bearing
- round tube
- tube hole
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention discloses a tower mill cylindrical shell access door hydraulic unlatching method and auxiliary apparatus. The method comprises the following specific steps: 1, measuring the dimension of an access door, performing stress simulation analysis on measured data, and determining unlatching points of the access door; 2, after the unlatching point is determined, arranging circular through holes in the same quantity as the unlatching points in an installation frame; 3, arranging hydraulic auxiliary devices at the circular through hole of the installation frame; 4, when the access door needs to be open after closure, loosening peripheral locking bolts firstly, and brushing a soaking liquid at the periphery of the access door; and 5, the hydraulic auxiliary devices working to eject the access door slowly. According to the method provided by the invention, the access door of a mine equipment tower mill can be conveniently and rapidly open, the time is shortened to about two hours from conventional three to four hours, the manual maintenance time is greatly reduced, the working efficiency is improved, at the same time, possible manual operation risks are avoided, personnel safety is guaranteed, and the tower mill is protected from damage.
Description
Technical field
The invention belongs to milling equipment technical field, particularly relate to a kind of tower grinding mill barrel access door hydraulic pressure opening method and servicing unit.
Background technology
Tower grinding machine is widely used as the efficient disintegrating apparatus of one; the tower grinding machine of current use comprises kinematic train, cylindrical shell, spiral agitator and protective lining; cylindrical shell is provided with frame for installing and openable access door; be convenient to the maintain and replace of an inner part; access door can lay rubber, fluid sealant etc. to reach the effect of antiseep at frame for installing before being turned off, is tightened by bolts after closedown.But open access door again after long time running, due to fluid sealant and the reason such as material grinding is closely knit, open very difficult, traditional opening ways is that access door is pried open by artificial crowbar or other instrument, not only wastes time and energy, inefficiency, dangerous property, also may destroy tower grinding mill barrel, cause tower grinding machine sealing poor, as easy as rolling off a log generation seepage.
Summary of the invention
The object of the present invention is to provide a kind of tower grinding mill barrel access door hydraulic pressure opening method; effectively can solve the problem of opening difficulty after tower grinding machine access door is closed again; overcome the defect of prior art; save the manual maintenance time; increase work efficiency; eliminate manual operation risk, support personnel's safety, protection tower grinding mill barrel is without prejudice.
A kind of tower grinding mill barrel access door hydraulic pressure opening method, comprises following concrete steps:
1) measure the size of access door, the data recorded are carried out force simulation analysis, determines the opening point of access door;
2), after determining opening point, frame for installing is offered the round tube hole with opening point equal number;
3) auxiliary hydraulic device is set on the round tube hole of frame for installing;
4), when access door needs after closing to open, first unclamp the clamping screw of surrounding, and soak liquid in the surrounding brushing of access door;
5) auxiliary hydraulic device work, slowly ejects access door.
Further, step 1) described in force simulation analysis comprise the correction of parameter and the error analysis of data, calculate the bounding force situation of access door and frame for installing, by reasonably determining opening point, the unlatching thrust that access door entirety is subject to is balanced, avoids occurring that access door and cylindrical shell edge scratch.
Further, step 3) described in auxiliary hydraulic device comprise controller, hydraulic power system, power pipe, the bearing consistent with described round tube hole quantity and hydraulic jack, bearing is welded on the frame for installing at described round tube hole place, hydraulic jack is placed in bearing, hydraulic power system is connected by power pipe and hydraulic jack, hydraulic jack is stretched out by round tube hole and is resisted against on access door, and controller and hydraulic power system are electrically connected.
Further, step 4) described in the liquid that soaks be alkaline solution, can be NaOH solution, KOH solution, ammoniacal liquor, Na
2cO
3solution, NaHCO
3solution etc., after alkaline solution contacts with fluid sealant, fluid sealant there will be structural change, and its viscosity is reduced.
Further, step 4) described in soak after liquid picked by banister brush, slowly, the gap that is close to frame for installing and access door brushes, and makes to soak liquid and fully, completely can enter gap, thus absorbed by fluid sealant, rubber.
Another object of the present invention is to provide a kind of tower grinding mill barrel access door hydraulic pressure opening servicing unit, comprise controller, hydraulic power system, power pipe, the bearing consistent with described round tube hole quantity and hydraulic jack, bearing is welded on the frame for installing at described round tube hole place, hydraulic jack is placed in bearing, hydraulic power system is connected by power pipe and hydraulic jack, hydraulic jack is stretched out by round tube hole and is resisted against on access door, and controller and hydraulic power system are electrically connected.
Further, described hydraulic power system comprises hydraulic pump, and output power bounding force suffered by access door of hydraulic pump calculates.
Further, cylindrically, cylinder is along being provided with web joint, bearing and frame for installing convenient welding for described bearing.
Compared with prior art; advantage is the access door that method of the present invention can open mining equiment tower grinding machine easily and fast; shortened to about 2h by former 3-4h, greatly save the manual maintenance time, improve work efficiency; avoid the manual operation risk that may exist simultaneously; support personnel's safety, protection tower grinding machine is without prejudice, and method of the present invention is applicable to the tower grinding machine of various model with access door; applied widely, application is strong.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 be tower grinding mill barrel access door hydraulic pressure opening embodiment of the method for the present invention process flow diagram;
Fig. 2 is the using state figure of tower grinding mill barrel access door hydraulic pressure opening servicing unit.
Embodiment
Below in conjunction with embodiment, the present invention is further described.
Tower grinding machine in the present embodiment is applicant company mining equiment used.
Shown in Figure 1, a kind of flow process of tower grinding mill barrel 10 access door hydraulic pressure opening method:
The size of the tower grinding machine access door 12 that S101, the our company passing through to measure use, by the one group of data input computing machine recorded, carry out the correction of parameter and the error analysis of data, calculate the bounding force situation of access door and frame for installing, by reasonably determining opening point, the unlatching thrust that access door entirety is subject to is balanced, avoids occurring that access door and cylindrical shell edge scratch.
S102, can be determined that by above-mentioned steps S101 the tower grinding machine access door 12 of the present embodiment needs four opening points A, B, C, D, as shown in Figure 2, on frame for installing, offer the round tube hole with opening point equal number simultaneously;
S103, auxiliary hydraulic device 20 is set on the round tube hole of frame for installing, described auxiliary hydraulic device comprises controller 21, hydraulic power system 22, power pipe 23, the bearing 24 consistent with described round tube hole quantity and hydraulic jack 25, bearing is welded on the frame for installing 11 at described round tube hole place, hydraulic jack is placed in bearing, hydraulic power system is connected by power pipe and hydraulic jack, hydraulic jack is stretched out by round tube hole and is resisted against on access door, and controller and hydraulic power system are electrically connected;
S104, unclamp the clamping screw of access door 12 surrounding, the surrounding brushing of liquid at access door is soaked by what configure, soak liquid to be absorbed by rubber, fluid sealant, and then occur that trace expands, be conducive to follow-up access door to open, wherein soaking liquid is alkaline solution, can be NaOH solution, KOH solution, ammoniacal liquor, Na
2cO
3solution, NaHCO
3solution etc., after alkaline solution contacts with fluid sealant, fluid sealant there will be structural change, and its viscosity is reduced.
Soak after liquid picked by banister brush described in this step, slowly, the gap that is close to frame for installing and access door brushes, and makes to soak liquid and fully, completely can enter gap, thus absorbed by fluid sealant, rubber.
S105, auxiliary hydraulic device work, slowly eject access door.
Above-mentioned method can open the access door of mining equiment tower grinding machine easily and fast; about 2h was shortened to by former 3-4h; greatly save the manual maintenance time; improve work efficiency, avoid the manual operation risk that may exist, support personnel's safety simultaneously; protection tower grinding machine is without prejudice; method of the present invention is applicable to the tower grinding machine of various model with access door, and applied widely, application is strong.
Another object of the present invention is to provide a kind of tower grinding mill barrel access door hydraulic pressure opening servicing unit 20, comprise controller 21, hydraulic power system 22, power pipe 23, the bearing 24 consistent with described round tube hole quantity and hydraulic jack 25, bearing is welded on the frame for installing 11 at described round tube hole place, hydraulic jack is placed in bearing, hydraulic power system is connected by power pipe and hydraulic jack, hydraulic jack is stretched out by round tube hole and is resisted against on access door, and controller and hydraulic power system are electrically connected.
In the present embodiment, described hydraulic power system comprises hydraulic pump, and output power bounding force suffered by access door of hydraulic pump calculates.
In the present embodiment, cylindrically, cylinder is along being provided with web joint, and bearing and frame for installing 11 convenient welding, barrel offers through hole for described bearing 24, is convenient to power pipe and wears bearing and hydraulic jack 25 connects.
Claims (8)
1. a tower grinding mill barrel access door hydraulic pressure opening method, is characterized in that, comprises following concrete steps:
1) measure the size of access door, the data recorded are carried out force simulation analysis, determines the opening point of access door;
2), after determining opening point, frame for installing is offered the round tube hole with opening point equal number;
3) auxiliary hydraulic device is set on the round tube hole of frame for installing;
4), when access door needs after closing to open, first unclamp the clamping screw of surrounding, and soak liquid in the surrounding brushing of access door;
5) auxiliary hydraulic device work, slowly ejects access door.
2. tower grinding mill barrel access door hydraulic pressure opening method according to claim 1, it is characterized in that, step 1) described in force simulation analysis comprise the correction of parameter and the error analysis of data, calculate the bounding force situation of access door and frame for installing, by reasonably determining opening point, the unlatching thrust that access door entirety is subject to is balanced, avoids occurring that access door and cylindrical shell edge scratch.
3. tower grinding mill barrel access door hydraulic pressure opening method according to claim 1, it is characterized in that, step 3) described in auxiliary hydraulic device comprise controller, hydraulic power system, power pipe, the bearing consistent with described round tube hole quantity and hydraulic jack, bearing is welded on the frame for installing at described round tube hole place, hydraulic jack is placed in bearing, hydraulic power system is connected by power pipe and hydraulic jack, hydraulic jack is stretched out by round tube hole and is resisted against on access door, and controller and hydraulic power system are electrically connected.
4. tower grinding mill barrel access door hydraulic pressure opening method according to claim 1, is characterized in that, step 4) described in the liquid that soaks be alkaline solution, can be NaOH solution, KOH solution, ammoniacal liquor, Na
2cO
3solution, NaHCO
3solution etc., after alkaline solution contacts with fluid sealant, fluid sealant there will be structural change, and its viscosity is reduced.
5. tower grinding mill barrel access door hydraulic pressure opening method according to claim 1, it is characterized in that, step 4) described in soak after liquid picked by banister brush, slowly, the gap being close to frame for installing and access door is brushed, make to soak liquid and fully, completely can enter gap, thus absorbed by fluid sealant, rubber.
6. tower grinding mill barrel access door hydraulic pressure opening servicing unit (20), it is characterized in that, comprise controller (21), hydraulic power system (22), power pipe (23), the bearing (24) consistent with described round tube hole quantity and hydraulic jack (25), bearing is welded on the frame for installing (11) at described round tube hole place, hydraulic jack is placed in bearing, hydraulic power system is connected by power pipe and hydraulic jack, hydraulic jack is stretched out by round tube hole and is resisted against on access door (12), controller and hydraulic power system are electrically connected.
7. tower grinding mill barrel access door hydraulic pressure opening servicing unit according to claim 6, it is characterized in that, described hydraulic power system (22) comprises hydraulic pump, and the output power of hydraulic pump is calculated by the suffered bounding force of access door (12).
8. tower grinding mill barrel access door hydraulic pressure opening servicing unit according to claim 6, is characterized in that, cylindrically, cylinder is along being provided with web joint, bearing and frame for installing (11) convenient welding for described bearing (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510927036.9A CN105403395A (en) | 2015-12-11 | 2015-12-11 | Tower mill cylindrical shell access door hydraulic unlatching method and auxiliary apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510927036.9A CN105403395A (en) | 2015-12-11 | 2015-12-11 | Tower mill cylindrical shell access door hydraulic unlatching method and auxiliary apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105403395A true CN105403395A (en) | 2016-03-16 |
Family
ID=55469020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510927036.9A Pending CN105403395A (en) | 2015-12-11 | 2015-12-11 | Tower mill cylindrical shell access door hydraulic unlatching method and auxiliary apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105403395A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201049160Y (en) * | 2007-04-30 | 2008-04-23 | 陈伟明 | Emergency device |
| DE102008045248A1 (en) * | 2008-09-01 | 2010-03-04 | Olga Kofman | Hinge for e.g. opening of door of cabinet, has set of side pieces provided with common edges that are jointly connected with each other, and pressure area controlled and subjected with pneumatic or hydraulic pressure |
| CN201810174U (en) * | 2010-09-07 | 2011-04-27 | 王敬雷 | Hydraulic door opener |
| CN201817822U (en) * | 2010-10-20 | 2011-05-04 | 青岛泰能鲁尔新技术有限公司 | Opening vehicle of gas valve well cover |
| CN202151472U (en) * | 2011-07-08 | 2012-02-29 | 宝鸡市众安消防器材有限公司 | Rod-type hydraulic door ram |
| CN202594705U (en) * | 2012-06-01 | 2012-12-12 | 北京建筑工程学院 | Self-rescue gate crashing and escaping device |
| CN203123375U (en) * | 2013-04-09 | 2013-08-14 | 北京安龙科技集团有限公司 | Electric-hydraulic door opener |
| CN203886036U (en) * | 2014-05-09 | 2014-10-22 | 吕绍国 | Novel firefighting door opener |
-
2015
- 2015-12-11 CN CN201510927036.9A patent/CN105403395A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201049160Y (en) * | 2007-04-30 | 2008-04-23 | 陈伟明 | Emergency device |
| DE102008045248A1 (en) * | 2008-09-01 | 2010-03-04 | Olga Kofman | Hinge for e.g. opening of door of cabinet, has set of side pieces provided with common edges that are jointly connected with each other, and pressure area controlled and subjected with pneumatic or hydraulic pressure |
| CN201810174U (en) * | 2010-09-07 | 2011-04-27 | 王敬雷 | Hydraulic door opener |
| CN201817822U (en) * | 2010-10-20 | 2011-05-04 | 青岛泰能鲁尔新技术有限公司 | Opening vehicle of gas valve well cover |
| CN202151472U (en) * | 2011-07-08 | 2012-02-29 | 宝鸡市众安消防器材有限公司 | Rod-type hydraulic door ram |
| CN202594705U (en) * | 2012-06-01 | 2012-12-12 | 北京建筑工程学院 | Self-rescue gate crashing and escaping device |
| CN203123375U (en) * | 2013-04-09 | 2013-08-14 | 北京安龙科技集团有限公司 | Electric-hydraulic door opener |
| CN203886036U (en) * | 2014-05-09 | 2014-10-22 | 吕绍国 | Novel firefighting door opener |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160316 |