CN108994545A - A kind of processing method and its turning measuring tool of TC bearings shell - Google Patents
A kind of processing method and its turning measuring tool of TC bearings shell Download PDFInfo
- Publication number
- CN108994545A CN108994545A CN201811038709.5A CN201811038709A CN108994545A CN 108994545 A CN108994545 A CN 108994545A CN 201811038709 A CN201811038709 A CN 201811038709A CN 108994545 A CN108994545 A CN 108994545A
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- China
- Prior art keywords
- cartridge housing
- bearing hole
- big
- face
- little
- 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.)
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Classifications
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- 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
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
- B23B25/06—Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work
Abstract
The present invention provides a kind of processing method of TC bearings shell, comprising: (1) the small end outer circle of clamping cartridge housing, rough turn cartridge housing big end, big-end bearing hole and intermediate bearing aperture；(2) the big end outer circle of clamping cartridge housing, rough turn cartridge housing small end and little-end bearing hole；(3) the small end outer circle of clamping cartridge housing, clamped one time, first smart car cartridge housing big end, big-end bearing hole and intermediate bearing aperture, then half smart car little-end bearing hole retain surplus, use for next procedure centering；(4) on the basis of big end end face and big-end bearing hole, clamping, centering little-end bearing hole, smart car cartridge housing small end and small end axle bearing hole are carried out to cartridge housing using turning measuring tool；(5) it crosses；(6) on the basis of small end end face and little-end bearing hole, clamping, centering scribing line, each hole in processing big end end face and circumferentially each boss of shape and connecting hole are carried out to cartridge housing using milling tool.The present invention shortens the process-cycle while guaranteeing machining accuracy, improves production efficiency.
Description
Technical field
The present invention relates to technical field of mechanical processing, the processing method of specially a kind of TC bearings shell and its turning are surveyed
Amount tool.
Background technique
Currently, China's shipping industry is grown rapidly with the variation of international situation, the market share is kept world-leadingly
Position.Ship major impetus device is diesel engine, and important component of the booster as diesel engine, technical level directly affects peculiar to vessel
The working efficiency of diesel engine.
Turbocharger belongs to the component that runs at high speed of dress on a diesel engine, and wherein cartridge housing is the important composition of booster
Part, cartridge housing are connected between compressor casing and turbine case, and inside is played front and back and connected equipped with bearing body part and turbine wheel shaft etc.
It connects, transmits the effect of power.For this purpose, the processing for cartridge housing, it is necessary to its machining accuracy of strict guarantee and quality, while also wanting
Production cost is reduced to greatest extent, improves production efficiency.
In the configuration aspects of cartridge housing, blank is casting, and structure is in Pagoda-shaped, and there is oil pocket in centre, to lubricating rotary portion
Part has cooling water cavity, between oil pocket and shell with cutting oil.Fig. 1 is the structural schematic diagram of cartridge housing, and cartridge housing includes
Big end 1 and small end 2, wherein 101 be big end outer circle, 102 be big end end face, and 201 be small end outer circle, and 202 be small end end face, bearing
Hole includes big-end bearing hole 301, intermediate bearing aperture 302 and little-end bearing hole 303.Structure is complicated for cartridge housing, the portion for needing to process
Position is more, and processing is complicated, and dimensional accuracy, geometric tolerance, roughness requirements are all very high, and especially each position of cartridge housing is vertical
Degree, concentricity, circularity directly affect cartridge housing performance.Each position of cartridge housing that existing cartridge housing processing method processes
Verticality, concentricity, circularity are poor, reduce the performance and power of booster, shorten the service life of cartridge housing.
In addition, the axial dimension of cartridge housing is the size for controlling axial gap, turbine wheel shaft and cartridge housing grazing are prevented.Such as figure
2, shown in Fig. 3, between the single order step surface B to the datum level A of intermediate bearing aperture 302 in axial dimension such as little-end bearing hole 303
Distance L1；The second order step surface C in little-end bearing hole 303 to the distance between the datum level A of intermediate bearing aperture 302 L2.If axis
Situations such as improper to gap control, grazing occurs for turbine wheel shaft, will lead to main shaft part set damage, and complete machine burns machine.By cartridge housing knot
Structure limitation, several grades of axial dimensions of cartridge housing can not be measured directly according to existing measurer.
Summary of the invention
For the defects in the prior art, the present invention provides a kind of TC bearings shell processing method and its turning measurement work
Tool, the present invention is processed in finishing passes using same benchmark, and design specialized turning measuring tool, using what is measured indirectly
Method measures cartridge housing axial dimension, while guaranteeing machining accuracy, shortens the process-cycle, improves production efficiency.
Technical solution of the present invention is as follows:
A kind of processing method of TC bearings shell, it is critical that including following process:
Process 1, the small end outer circle of clamping cartridge housing, rough turn cartridge housing big end, big-end bearing hole and intermediate bearing aperture；
Process 2, the big end outer circle of clamping cartridge housing, rough turn cartridge housing small end and little-end bearing hole；
Process 3, the small end outer circle of clamping cartridge housing, clamped one time, first smart car cartridge housing big end, big-end bearing hole and centre
Bearing hole, then half smart car little-end bearing hole retain surplus, use for next procedure centering；
Process 4 carries out clamping to cartridge housing using turning measuring tool on the basis of big end end face and big-end bearing hole,
Centering little-end bearing hole, smart car cartridge housing small end and small end axle bearing hole；
Process 5, scribing line；
Process 6 carries out clamping to cartridge housing using milling tool, centering is drawn on the basis of small end end face and little-end bearing hole
Line, each hole in processing big end end face and circumferentially each boss of shape and connecting hole.
It further, further include process 7, to cartridge housing deburring, to cartridge housing sand removal.
Further, further include process 8, cartridge housing is sealed and is pumped, for checking the leakproofness of cartridge housing.
A kind of turning measuring tool of TC bearings shell, key are: including bottom plate, pressing plate, positioning plate and survey
Gauge block, the lower surface of base plate are bumped into platen, and plate upper surface has the round platform cooperated with cartridge housing big end end face
Terrace, step cutting pattern face center are also vertically equipped with the round positioning plate with the cooperation of cartridge housing intermediate bearing aperture datum level；Work as benefit
When carrying out clamping to cartridge housing with turning measuring tool, cartridge housing big end end face and the step cutting pattern face paste are closed, in cartridge housing
Between bearing hole datum level be bonded with the upper surface of positioning plate, the bottom plate at cartridge housing big end outer circle be equipped with multiple pressing plates, use
It is positioned in cartridge housing；The measuring block is cylinder column construction for measuring the axial dimension of cartridge housing, measuring block indirectly, is surveyed
Gauge block bottom surface is bonded with cartridge housing little-end bearing hole step end face, and measuring block top surface is higher than cartridge housing small end end face, measuring block
Height is L3, and measuring block top surface is L4, little-end bearing hole step end face and intermediate bearing aperture base at a distance from positioning plate upper surface
The distance in quasi- face is L4-L3.
Further, above-mentioned round positioning plate is erected by more screws, and every screw upper end is connect with round positioning plate,
Lower end is connect with bottom plate, and every screw is equipped with compressed spring between positioning plate and bottom plate.
By adopting the above-described technical solution, the invention has the following beneficial effects:
A, in finishing step, first smart car big end, then on the basis of the big end end face of smart car and big-end bearing hole, utilize
Turning measuring tool clamping cartridge housing, smart car small end, finally on the basis of smart car good small end end face and little-end bearing hole, benefit
With milling tool clamping cartridge housing, each hole is processed, to guarantee the uniformity of benchmark in finishing passes, improves machining accuracy.
B, by design, using Special purpose turning measuring tool, not only positioning cartridge housing easy to setup, unifies benchmark, moreover,
Due to being limited by cartridge housing mechanism, axial dimension can not be measured directly, positioned and made using positioning plate on turning measuring tool
Cartridge housing axial dimension is measured indirectly with measuring block, the limitation of bearing shell structure is overcome convenient for measurement and improves measurement accuracy
And measurement efficiency, it ensure that production cycle and precision.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural schematic diagram of cartridge housing；
Fig. 2 is the structural schematic diagram (display axial dimension) of cartridge housing；
Fig. 3 is partial enlargement diagram in Fig. 2；
Fig. 4 is rough turn 1 process drawing of process；
Fig. 5 is rough turn 2 process drawing of process；
Fig. 6 is 3 process drawing of smart car process；
Fig. 7 is structural schematic diagram (measurement one axial dimension) of the cartridge housing clamping on turning measuring tool；
Fig. 8 is 4 process drawing of smart car process；
Fig. 9 is structural schematic diagram (measure another axial dimension) of the cartridge housing clamping on turning measuring tool；
Figure 10 is structural schematic diagram of the cartridge housing clamping on milling tool.
Specific embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawing.
Referring to Fig. 1 to Figure 10, the processing method of TC bearings shell of the invention, including following process:
Process 1, the small end outer circle 201 of clamping cartridge housing, rough turn cartridge housing big end 1；
Process 2, the big end outer circle 101 of clamping cartridge housing, rough turn cartridge housing small end 2；
Process 3, the small end outer circle 201 of clamping cartridge housing, clamped one time, first smart car cartridge housing big end 1, then half smart car small end
Bearing hole 303 retains surplus, uses for next procedure centering；
Process 4 carries out cartridge housing using turning measuring tool on the basis of big end end face 102 and big-end bearing hole 301
Clamping, centering little-end bearing hole 303, smart car cartridge housing small end 1 and small end axle bearing hole 303；
Process 5, scribing line；
Process 6 carries out clamping to cartridge housing using milling tool, centering is drawn on the basis of small end end face and little-end bearing hole
Line, each hole in processing big end end face and circumferentially each boss of shape and connecting hole.
Process 7, to cartridge housing deburring, to cartridge housing sand removal.
Process 8 seals cartridge housing and pumps, for checking the leakproofness of cartridge housing.
In above-mentioned operation 1, as shown in figure 4, four claw clip small end outer circles 201, by Fig. 4 process drawing, rough turn cartridge housing big end
Outer circle 101, big end end face 102, big-end bearing hole 301 and intermediate bearing aperture 302.
In above-mentioned operation 2, as shown in figure 5, three claw clip cartridge housing big end outer circles 101, lean on flat big end end face 102, by Fig. 5 work
Skill attached drawing, rough turn cartridge housing small end outer circle 201, small end end face 202 and little-end bearing hole 303.
In above-mentioned operation 3, as shown in fig. 6, soft three-jaw folder cartridge housing small end outer circle 201, leans on flat small end end face 202, once
Clamping, first smart car cartridge housing big end outer circle 101, big end end face 102, big-end bearing hole 301 and intermediate bearing aperture 302, then half essence
Bearing shell little-end bearing hole 303 and made allowance are used for next procedure centering.
A kind of turning measuring tool of TC bearings shell as shown in Figure 7, including bottom plate 401, pressing plate 405, positioning plate
402 and measuring block 406, the lower surface of base plate is bumped into platen, and plate upper surface has and cartridge housing big end end face
The step cutting pattern face of 102 cooperations, step cutting pattern face center are also vertically equipped with and cartridge housing intermediate bearing aperture datum level A cooperation
Round positioning plate 402.When carrying out clamping to cartridge housing using turning measuring tool, cartridge housing big end end face 102 and the circle
The fitting of shape step surface, cartridge housing intermediate bearing aperture datum level A is bonded with the upper surface of positioning plate, and the bottom plate 401 is in cartridge housing
Multiple pressing plates 405 are equipped at big end outer circle, for positioning to cartridge housing.The measuring block 406 for measuring cartridge housing indirectly
Axial dimension, measuring block are cylinder column construction, and measuring block bottom surface is bonded with cartridge housing little-end bearing hole step end face, and in order to
Convenient for measurement, measuring block top surface D is higher than cartridge housing small end end face.
Above-mentioned circle positioning plate 402 is erected by more screws 404, and every screw upper end is connect with round positioning plate, under
End is connect with bottom plate, and every screw is equipped with compressed spring 403 between positioning plate and bottom plate.402 upper surface of positioning plate have compared with
High flatness, and compressed spring 403 has enough elastic force, makes 402 upper surface of positioning plate and cartridge housing intermediate bearing aperture base
Quasi- face A is developed.
In above-mentioned operation 4, as shown in fig. 7, carrying out clamping to cartridge housing using turning measuring tool, centering turning measures work
Have positioning plate 402 and positioning surface, on the basis of big end smart car good big end end face 102 and big-end bearing hole 301, by part
Set and Positioning is on cutting tool, then centering cartridge housing little-end bearing hole 303, process drawing smart car bearing as shown in Figure 8
Shell small end outer circle 201, small end end face 202 and little-end bearing hole 303.
When measuring the distance between little-end bearing hole single order step surface B and intermediate bearing aperture datum level A L1, using suitable ruler
Very little measuring block is bonded measuring block bottom surface with little-end bearing hole single order step surface B, as shown in fig. 7, measuring block height is L3 ˊ,
Measuring block top surface D is L4 ˊ at a distance from positioning plate upper surface, then little-end bearing hole single order step surface B and intermediate bearing aperture benchmark
The distance L1 of face A is L4 ˊ-L3 ˊ, i.e., measures cartridge housing axial dimension using indirect measurement method.
When measuring the distance between little-end bearing hole second order step surface C and intermediate bearing aperture datum level A, using suitable dimension
Measuring block, be bonded measuring block bottom surface with little-end bearing hole second order step surface C, as shown in figure 9, measuring block height be L3 ", survey
Gauge block top surface D is L4 " at a distance from positioning plate upper surface, then little-end bearing hole second order step surface C and intermediate bearing aperture datum level A
Distance L2 be L4 "-L3 ", i.e., cartridge housing axial dimension is measured using indirect measurement method.
In above-mentioned operation 6, as shown in Figure 10, clamping is carried out to cartridge housing using milling tool 5, it is centering benchmark bearing hole, big
End face and scribing line are held, each hole in big end end face and circumferentially each boss of shape and connecting hole are processed.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that；It still may be used
To modify to technical solution documented by previous embodiment, or some or all of the technical features are equal
Replacement；And these are modified or replaceed, the model for technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution
It encloses, should all cover within the scope of the claims and the description of the invention.
Claims (5)
1. a kind of processing method of TC bearings shell, which is characterized in that including following process:
Process 1, the small end outer circle of clamping cartridge housing, rough turn cartridge housing big end, big-end bearing hole and intermediate bearing aperture；
Process 2, the big end outer circle of clamping cartridge housing, rough turn cartridge housing small end and little-end bearing hole；
Process 3, the small end outer circle of clamping cartridge housing, clamped one time, first smart car cartridge housing big end, big-end bearing hole and intermediate bearing
Hole, then half smart car little-end bearing hole retain surplus, use for next procedure centering；
Process 4 carries out clamping, centering to cartridge housing using turning measuring tool on the basis of big end end face and big-end bearing hole
Little-end bearing hole, smart car cartridge housing small end and small end axle bearing hole；
Process 5, scribing line；
Process 6 carries out clamping to cartridge housing using milling tool, centering scribing line adds on the basis of small end end face and little-end bearing hole
Each hole in work big end end face and circumferentially each boss of shape and connecting hole.
2. TC bearings shell processing method according to claim 1, it is characterised in that: further include process 7, to cartridge housing
Deburring, to cartridge housing sand removal.
3. TC bearings shell processing method according to claim 1, it is characterised in that: further include process 8, to cartridge housing
Sealing pumps, for checking the leakproofness of cartridge housing.
4. a kind of turning measuring tool of TC bearings shell, it is characterised in that: including bottom plate, pressing plate, positioning plate and measurement
Block, the lower surface of base plate are bumped into platen, and plate upper surface has the step cutting pattern cooperated with cartridge housing big end end face
Face, step cutting pattern face center are also vertically equipped with the round positioning plate with the cooperation of cartridge housing intermediate bearing aperture datum level；Work as utilization
When turning measuring tool carries out clamping to cartridge housing, cartridge housing big end end face and the step cutting pattern face paste are closed, among cartridge housing
Bearing hole datum level is bonded with the upper surface of positioning plate, and the bottom plate is equipped with multiple pressing plates at cartridge housing big end outer circle, is used for
Cartridge housing is positioned；The measuring block is cylinder column construction, measurement for measuring the axial dimension of cartridge housing, measuring block indirectly
Block bottom surface is bonded with cartridge housing little-end bearing hole step end face, and measuring block top surface is higher than cartridge housing small end end face, and measuring block is high
Degree is L3, and measuring block top surface is L4, little-end bearing hole step end face and intermediate bearing aperture benchmark at a distance from positioning plate upper surface
The distance in face is L4-L3.
5. the turning measuring tool of TC bearings shell according to claim 4, it is characterised in that: the circle positioning plate
It is erected by more screws, every screw upper end is connect with round positioning plate, and lower end is connect with bottom plate, and every screw is in positioning plate
Compressed spring is equipped between bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038709.5A CN108994545B (en) | 2018-09-06 | 2018-09-06 | Turning measuring tool of supercharger bearing shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038709.5A CN108994545B (en) | 2018-09-06 | 2018-09-06 | Turning measuring tool of supercharger bearing shell |
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| Publication Number | Publication Date |
|---|---|
| CN108994545A true CN108994545A (en) | 2018-12-14 |
| CN108994545B CN108994545B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811038709.5A Active CN108994545B (en) | 2018-09-06 | 2018-09-06 | Turning measuring tool of supercharger bearing shell |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872727A (en) * | 2021-01-14 | 2021-06-01 | 重庆齐信汽车零部件有限公司 | Processing technology and equipment for rear axle connecting flange |
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| CN107234404A (en) * | 2017-07-31 | 2017-10-10 | 重庆江增船舶重工有限公司 | A kind of manufacture method of vapour compression machine diffuser |
| CN107398746A (en) * | 2017-09-22 | 2017-11-28 | 重庆江增船舶重工有限公司 | A kind of cutting tool and processing method of nozzle outer shroud |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4566166A (en) * | 1984-10-03 | 1986-01-28 | Allis-Chalmers Corporation | Method for manufacturing a stay ring bearing stationary guide vanes for a nongated turbine |
| US20140047716A1 (en) * | 2012-08-16 | 2014-02-20 | Nsk Americas, Inc. | Apparatus and method for measuring bearing dimension |
| CN103707007A (en) * | 2013-12-04 | 2014-04-09 | 鞠小平 | Method for machining bearing block of active bevel gear |
| CN104227359A (en) * | 2014-09-15 | 2014-12-24 | 重庆江增船舶重工有限公司 | Manufacturing method of centrifugal vapor compressor diffuser |
| CN204788186U (en) * | 2015-05-25 | 2015-11-18 | 新昌县开源汽车轴承有限公司 | Bearing axial internal clearance frock |
| CN106441029A (en) * | 2016-08-31 | 2017-02-22 | 广西玉柴机器股份有限公司 | Cylinder body cylinder bore rabbet depth detection apparatus |
| CN107014279A (en) * | 2017-06-02 | 2017-08-04 | 湖北众力机车车辆配件有限公司 | A kind of assembling bearing K values measurement frock of booster |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872727A (en) * | 2021-01-14 | 2021-06-01 | 重庆齐信汽车零部件有限公司 | Processing technology and equipment for rear axle connecting flange |
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