CN103817350A - Machining method of bottom faces of a plurality of large-sized mechanical walking mechanism supports and special tool thereof - Google Patents
Machining method of bottom faces of a plurality of large-sized mechanical walking mechanism supports and special tool thereof Download PDFInfo
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- CN103817350A CN103817350A CN201410096167.2A CN201410096167A CN103817350A CN 103817350 A CN103817350 A CN 103817350A CN 201410096167 A CN201410096167 A CN 201410096167A CN 103817350 A CN103817350 A CN 103817350A
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- circular table
- walking mechanism
- vertical
- threaded
- mechanism supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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Abstract
The invention discloses a machining method of bottom faces of a plurality of large-sized mechanical walking mechanism supports and further provides a special tool for achieving the machining method. By means of the method, machining efficiency is high, and quality is good. The machining method of the bottom faces of the large-sized mechanical walking mechanism supports is characterized by including the following steps that the walking mechanism supports to be machined are grouped in a paired mode and are symmetrically distributed with the circle center of a circular worktable as the center without occupying space of the center of the circular worktable, and lateral sides of every two paired walking mechanism supports are attached to each other; the walking mechanism supports are installed on the circular worktable through the special tool; the bottom faces of the walking mechanism supports are subjected to surface machining through a tool on a vertical-lathe vertical tool rest. The special tool comprises a supporting assembly and a positioning and compressing assembly, the walking mechanism supports to be machined are accurately fixed to the vertical-lathe circular worktable through the special tool, positioning is accurately carried out, the center of gravity of the circular worktable is better balanced, and machining precision is guaranteed.
Description
Technical field
The present invention relates to a kind of multiple big machinery walking mechanism bottom surface of support saddle processing method, also relate to a kind of frock that realizes the plurality of big machinery walking mechanism bottom surface of support saddle processing method.
Background technology
In the time that the bulk handling machineries such as portal crane and bank bridge, track crane, stacker-reclaimer, bucket wheel machine are manufactured, the bearing that all relates to walking mechanism is made.As shown in Figure 1, 2, walking bearing mainly comprises one
base board flange11, and be welded on
base board flangethe a pair of otic placode 12 of 11 upper surfaces, has an installing hole 13 on otic placode 12, otic placode 12 is provided with step surface in the edge of installing hole 13, two otic placode 12 medial surfaces with
base board flangeseveral structural bead 14 is set between 11 upper surfaces.
Walking bearing, owing to belonging to the heavy parts that radial dimension is large, is difficult to, at the enterprising luggage folder of horizontal lathe, centering, conventionally adopt vertical lathe to process.In the time of processing walking bottom surface of support saddle, adopt the vertical car of 4m to carry out monomer processing at present; Walking bearing is directly fixed on round piece platform center by fixture, circular table and the clamping walking bearing on it is driven and is realized main motion by the vertical major being arranged in vertical car base, and cutter utilizes vertical feed, traverse feed to process the end face of base-plate.
This conventional method bearing working (machining) efficiency of walking is low; This processing method need to be stayed at each walking bearing center a boss point cannot car arriving simultaneously, needs follow-up polishing to remove, and affects crudy, has further affected production efficiency.
Along with expanding economy, the industrial expansion that borders on the sea, harbour easily conditions of transportation is increased the demand of port logistics equipment.Current this conventional method cannot existing walking bearing in enormous quantities demand.
Summary of the invention
The technical problem to be solved in the present invention is to provide the high and measured multiple big machinery walking mechanism bottom surface of support saddle processing methods of matter of a kind of working (machining) efficiency, and a kind of special tooling of realizing this processing method is also provided.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of multiple big machinery walking mechanism bottom surface of support saddle processing methods, its innovative point is that described step is: be first divided into one group by every walking bearing to be processed two, and make two walking bearing sides be close to setting, and centered by the circular table center of circle, symmetrical, avoid the center of circular table simultaneously; Be arranged on circular table by special tooling again; Utilizing the cutter on perpendicular tool rest of vertical lathe to carry out machining surface processing to walking bottom surface of support saddle, add the circular table rotating speed 20-21 rev/min of vertical car in man-hour, amount of feeding 5mm/min, the each 4mm of bite.
Preferably, described cutter adopts YT14, YT15 carbide bit.
A special tooling of realizing above-mentioned multiple big machinery walking mechanism bottom surface of support saddle processing methods, its innovative point is: comprise supporting component and positioning compression assembly; Supporting component has four, is fixed on the circular table of vertical car, and supporting component connects supporting plate by base A top by a pair of support column A and forms, and supporting component is equipped with for by base A and the fixing latch assembly of circular table; Latch assembly comprises tie down screw A and briquetting A, and tie down screw A lower end is threaded with circular table, the upper end locking nut A that is threaded; Each supporting component is equipped with a pair of positioning compression assembly, positioning compression assembly comprises base B, on base B, be provided with positioning seat, vertical screw and support column B, the positioning screw of the horizontal direction that is threaded on positioning seat, in vertical screw, be set with pressing plate, and vertical screw part above the pressing plate pressing plate locking nut that is threaded.Positioning compression components is equipped with for by base B and the fixing latch assembly of circular table; Latch assembly comprises tie down screw B and briquetting B, and tie down screw B lower end is threaded with circular table, the upper end locking nut B that is threaded.
The invention has the advantages that:
The present invention adopts the vertical car of 5m to process, on vertical car circular table, fix several walking bearings by special tooling symmetry, in the time of fixing several walking bearing, avoid center, utilize the cutter of perpendicular tool rest of vertical lathe simultaneously to the processing of walking bearing, greatly improved operating efficiency.And in the time of fixing walking bearing, the fixed form that adopts the bearing of walking to be between two close together, that can reduce cutter hits cutter number of times, tool life, and avoid hitting cutter and affect crudy.In the time that the bottom surface of bearing is walked by garage, by selecting rational cutter and accurate parameters when controlled working, the walking bottom surface of support saddle quality processing is significantly improved, the damage number of times of cutter obviously reduces.
The special tooling providing in the present invention comprises supporting component, positioning compression assembly, by special tooling, walking bearing to be processed is fixed on vertical car circular table accurately, and accurate positioning, better the center of gravity of equilibrium circular shape workbench, guarantees machining accuracy.
Accompanying drawing explanation
Fig. 1 is that the present invention is medium-and-large-sized
mechanical running mechanism bearingfront view.
Fig. 2 is that the present invention is medium-and-large-sized
mechanical running mechanism bearingside view.
Fig. 3 is that the present invention is medium-and-large-sized
mechanical running mechanism bearingthe special tooling structural representation that bottom surface processing adopts.
The specific embodiment
Preparatory stage:
The present invention adopts the vertical car of 5m to process, and its circular table is distributed with radially inverted T shape groove centered by the center of circle, and the diameter of circular table is 4.5m.
To be processed large-scale in the present invention
mechanical running mechanism base-plate flange11 size length and width are less than 1.5m.
In the present invention, special tooling comprises supporting component and positioning compression assembly;
Supporting component has four, is fixed on the circular table of vertical car, and supporting component connects supporting plate 23 by base A21 top by a pair of support column A22 and forms, and supporting component is equipped with for by base A21 and the fixing latch assembly of circular table; Latch assembly comprises tie down screw A24 and briquetting A25, and tie down screw A24 lower end is threaded with circular table, the upper end locking nut A26 that is threaded.
Each supporting component is equipped with a pair of positioning compression assembly, positioning compression assembly comprises base B31, on base B, be provided with positioning seat 35, vertical screw 33 and support column B32, the positioning screw 36 of the horizontal direction that is threaded on positioning seat 35, in vertical screw 33, be set with pressing plate 34, and vertical screw part above the pressing plate 34 pressing plate locking nut that is threaded.Positioning compression components is equipped with for by base B31 and the fixing latch assembly of circular table; Latch assembly comprises tie down screw B37 and briquetting B38, and tie down screw B37 lower end is threaded with circular table, the upper end locking nut B that is threaded.
This special tooling is large-scale at clamping
when mechanical running mechanism base-plate flange 11, base board flange 11 upside down on supporting plate 23, otic placode 12 lets droop to being positioned at positioning compression assembly inner side, props up otic placode 12 by the end of positioning screw 36, and then to whole
mechanical running mechanism bearing positions, then stretches into installing hole 13 by pressing plate 34 and compress mechanical running mechanism bearing and realize fixing.
concrete procedure of processing is:
First be divided into one group by every walking bearing to be processed two, and make two walking bearings
base board flange 11setting is close in side, and centered by the circular table center of circle, symmetrical, avoids the center of circular table simultaneously;
Be arranged on circular table by special tooling;
Utilize the cutter on perpendicular tool rest of vertical lathe to carry out machining surface processing to walking bottom surface of support saddle, cutter adopts carbide bit YT14 (A425 E), YT15 (A420 E).
Add the circular table rotating speed 20-21 rev/min of vertical car in man-hour, amount of feeding 5mm/min, the each 4mm of bite.
Data Comparison when following table provides this patent and adopts before 4 meter Li Che to walk bearing single process:
| ? | 4 meter Li Che | This patent 5 meter Li Che |
| Surface roughness | 12.5 | 6.3 |
| The single-piece work time | 8h | 5h |
| Bad cutter number of times | 5 | 2 |
| Lifting number of times | 1 | 0.25 |
| Manually | 1 | 0.625 |
Conclusion: adopt processing method and frock in the present invention can greatly improve operating efficiency, that reduces cutter hits cutter number of times, tool life, and avoid hitting cutter and affect crudy.In the time that the bottom surface of bearing is walked by garage, by selecting rationally
Cutter and accurate parameters when controlled working, the walking bottom surface of support saddle quality processing is significantly improved, the damage number of times of cutter obviously reduces.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof
.
Claims (3)
1. multiple big machinery walking mechanism bottom surface of support saddle processing methods, is characterized in that described step is:
First be divided into one group by every walking bearing to be processed two, and make two walking bearing sides be close to setting, and centered by the circular table center of circle, symmetrical, avoid the center of circular table simultaneously; Be arranged on circular table by special tooling again; Utilizing the cutter on perpendicular tool rest of vertical lathe to carry out machining surface processing to walking bottom surface of support saddle, add the circular table rotating speed 20-21 rev/min of vertical car in man-hour, amount of feeding 5mm/min, the each 4mm of bite.
2. multiple big machinery walking mechanism bottom surface of support saddle processing method according to claim 1, is characterized in that: described cutter adopts YT14, YT15 carbide bit.
3. a special tooling of realizing multiple big machinery walking mechanism bottom surface of support saddle processing methods described in claim 1, is characterized in that: comprise supporting component and positioning compression assembly; Supporting component has four, is fixed on the circular table of vertical car, and supporting component connects supporting plate by base A top by a pair of support column A and forms, and supporting component is equipped with for by base A and the fixing latch assembly of circular table; Latch assembly comprises tie down screw A and briquetting A, and tie down screw A lower end is threaded with circular table, the upper end locking nut A that is threaded;
Each supporting component is equipped with a pair of positioning compression assembly, positioning compression assembly comprises base B, on base B, be provided with positioning seat, vertical screw and support column B, the positioning screw of the horizontal direction that is threaded on positioning seat, in vertical screw, be set with pressing plate, and vertical screw part above the pressing plate pressing plate locking nut that is threaded; Positioning compression components is equipped with for by base B and the fixing latch assembly of circular table; Latch assembly comprises tie down screw B and briquetting B, and tie down screw B lower end is threaded with circular table, the upper end locking nut B that is threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410096167.2A CN103817350B (en) | 2014-03-17 | 2014-03-17 | Multiple big machinery walking mechanism bottom surface of support saddle processing method and special tooling thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410096167.2A CN103817350B (en) | 2014-03-17 | 2014-03-17 | Multiple big machinery walking mechanism bottom surface of support saddle processing method and special tooling thereof |
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| Publication Number | Publication Date |
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| CN103817350A true CN103817350A (en) | 2014-05-28 |
| CN103817350B CN103817350B (en) | 2016-01-20 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012161879A (en) * | 2011-02-07 | 2012-08-30 | Fuji Mach Mfg Co Ltd | Vertical lathe |
| CN202763541U (en) * | 2012-08-20 | 2013-03-06 | 联德机械（杭州）有限公司 | Vertical lathe tool |
| CN202934385U (en) * | 2012-10-23 | 2013-05-15 | 天津市中重金属结构有限公司 | Marine winch brake band machining tool |
| CN203330710U (en) * | 2013-05-10 | 2013-12-11 | 张泰威 | Vertical lathe fixture of automobile accessory mold |
| CN103480861A (en) * | 2013-08-30 | 2014-01-01 | 南京梅山冶金发展有限公司 | Turning machining method for end faces of large-sized thin plate disc parts |
-
2014
- 2014-03-17 CN CN201410096167.2A patent/CN103817350B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012161879A (en) * | 2011-02-07 | 2012-08-30 | Fuji Mach Mfg Co Ltd | Vertical lathe |
| CN202763541U (en) * | 2012-08-20 | 2013-03-06 | 联德机械（杭州）有限公司 | Vertical lathe tool |
| CN202934385U (en) * | 2012-10-23 | 2013-05-15 | 天津市中重金属结构有限公司 | Marine winch brake band machining tool |
| CN203330710U (en) * | 2013-05-10 | 2013-12-11 | 张泰威 | Vertical lathe fixture of automobile accessory mold |
| CN103480861A (en) * | 2013-08-30 | 2014-01-01 | 南京梅山冶金发展有限公司 | Turning machining method for end faces of large-sized thin plate disc parts |
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| Publication number | Publication date |
|---|---|
| CN103817350B (en) | 2016-01-20 |
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Effective date of registration: 20170424 Address after: Farm of Nantong Development Zone in Jiangsu Province, Nantong City, 226000 River Road No. 1 Patentee after: Nantong Zhenhua Heavy Equipment Manufacturing Co., Ltd. Address before: 226000 Nantong Zhenhua Road, Nantong economic and Technological Development Zone, Jiangsu, China, No. 1 Co-patentee before: Shanghai Zhenhua Heavy Industries (Group) Co., Ltd. Patentee before: Shanghai Zhenhua Heavy Industry Group (Nantong) Co., Ltd. |