CN106181234A - A kind of processing technique of shield pump bearing - Google Patents
A kind of processing technique of shield pump bearing Download PDFInfo
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- CN106181234A CN106181234A CN201610542895.0A CN201610542895A CN106181234A CN 106181234 A CN106181234 A CN 106181234A CN 201610542895 A CN201610542895 A CN 201610542895A CN 106181234 A CN106181234 A CN 106181234A
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- Prior art keywords
- bearing
- processing technique
- shield pump
- cutting
- pump bearing
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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
- B23P15/003—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass bearings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses the processing technique of a kind of shield pump bearing, the control of temperature and humidity during described inspection and the inspection of project, it can be the processing offer favourable conditions of next step bearing, the time of described Ageing Treatment, internal stress can be reduced, be conducive to the carrying out of next step finish turning, described line and the determination of bore error, may insure that the precision of the bearing produced, carry out after described heat treatment being tempered processed, can ensure that the internal stress of bearing is wholly absent, so that the advantage that the bearing of processing has use time length, it is simple that the shield pump bearing using this kind of processing technique to process has technique, the advantage that the bearing processed has use time length, market potential is huge, have a extensive future.
Description
Technical field
The invention belongs to the processing technique field of canned motor pump, it is more particularly related to a kind of shield pump bearing
Processing technique.
Background technology
Canned motor pump connects together pump and motor, and the rotor of motor and the impeller of pump are fixed on same axis, utilizes
Rotor and the stator of motor are separated by housing, and rotor operates in the medium carried, and its power is passed to by stator field
Rotor, hole machined technology is an important step of metal cutting process, the precision deep bore processing most important thing the most especially.Along with height
The proportion that the development hydraulic control technology of new technique accounts for is increasing, and conventional cumbersome machinery is progressively replaced by hydraulic machinery.At present
It is loaded down with trivial details that bearing processing also exists technics comparing, the problem that the bearing use time of processing is not grown.
Summary of the invention
Problem to be solved by this invention is to provide the processing technique of a kind of shield pump bearing.
To achieve these goals, the technical scheme that the present invention takes is:
The processing technique of a kind of shield pump bearing, comprises the steps:
(1) rough turn
First being checked by bearing blank before processing, then cutting bearing blank, the speed of described cutting is 4-6r/
Min, the amount of described cutting is 4-6mm；
(2) finish turning
Rough turn complete after carry out Ageing Treatment, then bearing blank is accurately cut, forms described in bearing accurately cutting
Speed is 6-8r/min, and the amount of described cutting is 0.1-0.3mm；
(3) line
The bearing formed after finish turning is positioned on the table, and rules in the place needing boring；
(4) boring
After having good positioning, bearing is holed by drill according to according to the region of line, and the rotating speed of described drill is 100-140r/m,
Feed is 0.2-0.4mm/r, and the cutting depth of dead eye is 0.2-0.4mm；
(5) heat treatment
After boring, bearing surface carrying out surface high frequency quenching, the hardness of heat treatment rear bearing is 60-70HRC, hardened-depth
Degree is 5-6mm；
(6) grinding
Then select suitable emery wheel that the bearing after heat treatment carries out grinding, the speed of described emery wheel be 1000-2000 r/
min；
(7) assembling
After bearing grinding manufacturing procedure terminates, start assembling, check after cleaning, qualified after carry out packing, dispatching from the factory by product.
Preferably, temperature when checking in described step (1) is 18-22 DEG C, and humidity during described inspection is 20-30%.
Preferably, the project checked in described step (1) includes material situation, the lamination of blank and cracks.
Preferably, in described step (2), the time of Ageing Treatment is 48-60h.
Preferably, in described step (3), the error of line is 1-2%.
Preferably, in described step (4), the error of boring is 3-4%.
Preferably, described step (5) is carried out after heat treatment be tempered processed.
Preferably, the method for described tempering processed is the 24-48h that quenched at a temperature of 180-220 DEG C by bearing.
Beneficial effect: the invention provides the processing technique of a kind of shield pump bearing, temperature and humidity during described inspection
Control and the inspection of project, can be next step bearing processing provide favourable conditions, the time of described Ageing Treatment, can
To reduce internal stress, be conducive to the carrying out of next step finish turning, described line and the determination of bore error, it can be ensured that produce
The precision of bearing, carry out after described heat treatment being tempered processed, it is ensured that the internal stress of bearing is wholly absent, thus
The bearing making processing has the advantage of use time length, and the shield pump bearing using this kind of processing technique to process has technique
Simply, the bearing processed has the advantage of use time length, and market potential is huge, has a extensive future.
Detailed description of the invention
Embodiment 1:
The processing technique of a kind of shield pump bearing, comprises the steps:
(1) rough turn
First being checked by bearing blank before processing, then cutting bearing blank, the speed of described cutting is 4r/
Min, the amount of described cutting is 4mm, and temperature during inspection is 18 DEG C, and humidity during described inspection is 20%, the project of described inspection
Including material situation, the lamination of blank and cracks；
(2) finish turning
Rough turn complete after carry out Ageing Treatment, then bearing blank is accurately cut, forms described in bearing accurately cutting
Speed is 6r/min, and the amount of described cutting is 0.1mm, and the time of described Ageing Treatment is 48h；
(3) line
The bearing formed after finish turning is positioned on the table, and rules in the place needing boring, described line
Error be 1%；
(4) boring
After having good positioning, bearing is holed by drill according to according to the region of line, and the rotating speed of described drill is 100r/m, feed
Amount is 0.2mm/r, and the cutting depth of dead eye is 0.2mm, and the error of described boring is 3%；
(5) heat treatment
After boring, bearing surface carrying out surface high frequency quenching, the hardness of heat treatment rear bearing is 600HRC, case depth
For 5mm, carrying out being tempered processed after described heat treatment, the method for described tempering processed is the temperature of 180 DEG C by bearing
Quench under degree 24h；
(6) grinding
Then selecting suitable emery wheel that the bearing after heat treatment carries out grinding, the speed of described emery wheel is 1000 r/min；
(7) assembling
After bearing grinding manufacturing procedure terminates, start assembling, check after cleaning, qualified after carry out packing, dispatching from the factory by product.
Embodiment 2:
The processing technique of a kind of shield pump bearing, comprises the steps:
(1) rough turn
First being checked by bearing blank before processing, then cutting bearing blank, the speed of described cutting is 5r/
Min, the amount of described cutting is 5mm, and temperature during inspection is 20 DEG C, and humidity during described inspection is 25%, the project of described inspection
Including material situation, the lamination of blank and cracks；
(2) finish turning
Rough turn complete after carry out Ageing Treatment, then bearing blank is accurately cut, forms described in bearing accurately cutting
Speed is 7r/min, and the amount of described cutting is 0.2mm, and the time of described Ageing Treatment is 54h；
(3) line
The bearing formed after finish turning is positioned on the table, and rules in the place needing boring, described line
Error be 1.5%；
(4) boring
After having good positioning, bearing is holed by drill according to according to the region of line, and the rotating speed of described drill is 120r/m, feed
Amount 0.3mm/r, the cutting depth of dead eye is 0.3mm, and the error of described boring is 3.5%；
(5) heat treatment
After boring, bearing surface carrying out surface high frequency quenching, the hardness of heat treatment rear bearing is 65HRC, and case depth is
5.5mm, carries out after described heat treatment being tempered processed, and the method for described tempering processed is the temperature of 200 DEG C by bearing
Quench under degree 36h；
(6) grinding
Then selecting suitable emery wheel that the bearing after heat treatment carries out grinding, the speed of described emery wheel is 1500 r/min；
(7) assembling
After bearing grinding manufacturing procedure terminates, start assembling, check after cleaning, qualified after carry out packing, dispatching from the factory by product.
Embodiment 3
The processing technique of a kind of shield pump bearing, comprises the steps:
(1) rough turn
First being checked by bearing blank before processing, then cutting bearing blank, the speed of described cutting is 6r/
Min, the amount of described cutting is 6mm, and temperature during inspection is 22 DEG C, and humidity during described inspection is 30%, the project of described inspection
Including material situation, the lamination of blank and cracks；
(2) finish turning
Rough turn complete after carry out Ageing Treatment, then bearing blank is accurately cut, forms described in bearing accurately cutting
Speed is 8r/min, and the amount of described cutting is 0.3mm, and the time of described Ageing Treatment is 60h；
(3) line
The bearing formed after finish turning is positioned on the table, and rules in the place needing boring, described line
Error be 2%；
(4) boring
After having good positioning, bearing is holed by drill according to according to the region of line, and the rotating speed of described drill is 140r/m, feed
Amount is 0.4mm/r, and the cutting depth of dead eye is 0.4mm, and the error of described boring is 4%；
(5) heat treatment
After boring, bearing surface carrying out surface high frequency quenching, the hardness of heat treatment rear bearing is 70HRC, and case depth is
6mm, carries out after described heat treatment being tempered processed, and the method for described tempering processed is the temperature of 220 DEG C by bearing
Lower quenching 48h；
(6) grinding
Then selecting suitable emery wheel that the bearing after heat treatment carries out grinding, the speed of described emery wheel is 2000 r/min；
(7) assembling
After bearing grinding manufacturing procedure terminates, start assembling, check after cleaning, qualified after carry out packing, dispatching from the factory by product.
After above method, taking out sample respectively, measurement result is as follows:
Can draw according to above table data, when embodiment 2 parameter, the shield pump bearing after processing is processed than prior art
After the shaft hole linearity of shield pump bearing low, and the use time increased, error decreases, and is now more beneficial for screen
Cover the processing of pump bearing.
The invention provides the processing technique of a kind of shield pump bearing, the control of temperature and humidity during described inspection and
The inspection of project, can be that the processing of next step bearing provides favourable conditions, the time of described Ageing Treatment, it is possible to reduce planted agent
Power, is conducive to the carrying out of next step finish turning, described line and the determination of bore error, it can be ensured that the essence of the bearing produced
Accuracy, carries out after described heat treatment being tempered processed, it is ensured that the internal stress of bearing is wholly absent, so that the axle of processing
Holding the advantage with use time length, it is simple that the shield pump bearing using this kind of processing technique to process has technique, processing
Bearing out has the advantage of use time length, and market potential is huge, has a extensive future.
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every utilize this
Equivalent structure or equivalence flow process that bright description is made convert, or are directly or indirectly used in other relevant technology necks
Territory, is the most in like manner included in the scope of patent protection of the present invention.
Claims (8)
1. the processing technique of a shield pump bearing, it is characterised in that comprise the steps:
(1) rough turn
First being checked by bearing blank before processing, then cutting bearing blank, the speed of described cutting is 4-6r/
Min, the amount of described cutting is 4-6mm；
(2) finish turning
Rough turn complete after carry out Ageing Treatment, then bearing blank is accurately cut, forms described in bearing accurately cutting
Speed is 6-8r/min, and the amount of described cutting is 0.1-0.3mm；
(3) line
The bearing formed after finish turning is positioned on the table, and rules in the place needing boring；
(4) boring
After having good positioning, bearing is holed by drill according to according to the region of line, and the rotating speed of described drill is 100-140r/m,
Feed is 0.2-0.4mm/r, and the cutting depth of dead eye is 0.2-0.4mm；
(5) heat treatment
After boring, bearing surface carrying out surface high frequency quenching, the hardness of heat treatment rear bearing is 60-70HRC, hardened-depth
Degree is 5-6mm；
(6) grinding
Then select suitable emery wheel that the bearing after heat treatment carries out grinding, the speed of described emery wheel be 1000-2000 r/
min；
(7) assembling
After bearing grinding manufacturing procedure terminates, start assembling, check after cleaning, qualified after carry out packing, dispatching from the factory by product.
2. according to the processing technique of a kind of shield pump bearing described in claim 1, it is characterised in that: inspection in described step (1)
Temperature when looking into is 18-22 DEG C, and humidity during described inspection is 20-30%.
3. according to the processing technique of a kind of shield pump bearing described in claim 1, it is characterised in that: inspection in described step (1)
The project looked into includes material situation, the lamination of blank and cracks.
4. according to the processing technique of a kind of shield pump bearing described in claim 1, it is characterised in that: time in described step (2)
The time that effect processes is 48-60h.
5. according to the processing technique of a kind of shield pump bearing described in claim 1, it is characterised in that: described step (3) is drawn
The error of line is 1-2%.
6. according to the processing technique of a kind of shield pump bearing described in claim 1, it is characterised in that: described step (4) is bored
The error in hole is 3-4%.
7. according to the processing technique of a kind of shield pump bearing described in claim 1, it is characterised in that: heat in described step (5)
Carry out after process being tempered processed.
8. according to the processing technique of a kind of shield pump bearing described in claim 7, it is characterised in that: described tempering processed
Method be 24-48h that bearing is quenched at a temperature of 180-220 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542895.0A CN106181234A (en) | 2016-07-12 | 2016-07-12 | A kind of processing technique of shield pump bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610542895.0A CN106181234A (en) | 2016-07-12 | 2016-07-12 | A kind of processing technique of shield pump bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106181234A true CN106181234A (en) | 2016-12-07 |
Family
ID=57476297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610542895.0A Withdrawn CN106181234A (en) | 2016-07-12 | 2016-07-12 | A kind of processing technique of shield pump bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106181234A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185724A (en) * | 2020-04-10 | 2020-05-22 | 人本集团有限公司 | Eccentric inner ring, eccentric bearing machining method, eccentric bearing and eccentric clamp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672426A (en) * | 2012-04-28 | 2012-09-19 | 重庆市江津区宏盛机械制造有限公司 | Process for machining locking disc |
| CN102979884A (en) * | 2012-11-23 | 2013-03-20 | 无锡威孚中意齿轮有限责任公司 | Mine vehicle axle wheel reductor planetary gear and manufacture method thereof |
| CN103495844A (en) * | 2013-10-14 | 2014-01-08 | 南车戚墅堰机车有限公司 | Machining technology for high-precision outer conical surface thin wall sleeve |
| CN104668901A (en) * | 2014-12-12 | 2015-06-03 | 牛高 | Method for machining elastic expansion ring workpiece |
| CN104972276A (en) * | 2015-06-29 | 2015-10-14 | 如皋市非标轴承有限公司 | Process for processing inner ring and outer ring of wind power bearing |
-
2016
- 2016-07-12 CN CN201610542895.0A patent/CN106181234A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102672426A (en) * | 2012-04-28 | 2012-09-19 | 重庆市江津区宏盛机械制造有限公司 | Process for machining locking disc |
| CN102979884A (en) * | 2012-11-23 | 2013-03-20 | 无锡威孚中意齿轮有限责任公司 | Mine vehicle axle wheel reductor planetary gear and manufacture method thereof |
| CN103495844A (en) * | 2013-10-14 | 2014-01-08 | 南车戚墅堰机车有限公司 | Machining technology for high-precision outer conical surface thin wall sleeve |
| CN104668901A (en) * | 2014-12-12 | 2015-06-03 | 牛高 | Method for machining elastic expansion ring workpiece |
| CN104972276A (en) * | 2015-06-29 | 2015-10-14 | 如皋市非标轴承有限公司 | Process for processing inner ring and outer ring of wind power bearing |
Non-Patent Citations (1)
| Title |
|---|
| 秦治忠: "静压轴承在内圆磨具上的应用", 《机械工艺师》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111185724A (en) * | 2020-04-10 | 2020-05-22 | 人本集团有限公司 | Eccentric inner ring, eccentric bearing machining method, eccentric bearing and eccentric clamp |
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Application publication date: 20161207 |