CN214869862U - Grinding disc for grinding roller seat - Google Patents
Grinding disc for grinding roller seat Download PDFInfo
- Publication number
- CN214869862U CN214869862U CN202120365327.4U CN202120365327U CN214869862U CN 214869862 U CN214869862 U CN 214869862U CN 202120365327 U CN202120365327 U CN 202120365327U CN 214869862 U CN214869862 U CN 214869862U
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- CN
- China
- Prior art keywords
- disc
- grinding
- grinding disc
- mill
- roller seat
- 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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- 229910052582 BN Inorganic materials 0.000 claims description 8
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 239000006187 pill Substances 0.000 claims description 8
- 238000003754 machining Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000005406 washing Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 229910001018 Cast iron Inorganic materials 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000000110 cooling liquid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000007767 bonding agent Substances 0.000 description 2
- 239000000919 ceramic Chemical group 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Polishing Bodies And Polishing Tools (AREA)
Abstract
The utility model provides a mill of mill processing gyro wheel seat, including the mill body, the upper end of mill body is provided with a plurality of spacing ring, is provided with the disc in the spacing ring, is provided with a plurality of work piece holes along circumference on the disc, and the upper end of disc is provided with a balancing weight. The utility model discloses the installation is simple, and convenient operation satisfies the machining precision requirement of gyro wheel seat work piece simultaneously, has improved machining efficiency, and the work piece after the processing is easily washd, has practiced thrift the washing cost.
Description
Technical Field
The utility model relates to a mill technical field especially indicates a mill that grinds processing gyro wheel seat.
Background
The roller seat is a core part of an oil injector, and the oil injector is a core part of a diesel engine, and the performance of the oil injector directly influences the performance of the diesel engine. In recent years, as the emission standards of Europe fifth and Europe sixth diesel engines are implemented, the technology of domestic engines is continuously upgraded, and the requirement on the precision of parts is higher after the technology is upgraded.
The grinding machine for grinding the roller seat is a surface grinding machine, a single-side grinding machine and the like, the single-side grinding machine adopts a cast iron disc, a cutter for removing metal is grinding paste, the grinding paste is a grinding material, and the grinding paste removes redundant metal through interaction between the cast iron disc and the end face of a workpiece, so that the grinding machine is called free grinding. The roller seat is randomly placed in the metal ring, workpieces collide with each other in the grinding process, the workpieces are easily damaged, the grinding precision is affected, pressure is from the counterweight body during grinding, the counterweight body comprises a plurality of counterweight bodies, the counterweight bodies correspond to the roller seat workpieces one by one, the workpiece grinding size of the roller seat is easily inconsistent, and the operation is complex during grinding. In addition, during the grinding process, the grinding paste, the grinding fluid and the removed metal chips are mixed together to form oil sludge which is attached to the periphery of the cast iron plate, is not easy to clean and does not meet the requirement of environmental protection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a grind mill of processing gyro wheel seat, the installation is simple, and convenient operation satisfies the machining precision requirement of gyro wheel seat work piece simultaneously, has improved machining efficiency, and the work piece after the processing is easily washd, has practiced thrift the cleaning cost.
The technical scheme of the utility model is realized like this: the grinding disc for grinding the roller seat comprises a grinding disc body, wherein a plurality of limiting rings are arranged at the upper end of the grinding disc body, a disc is arranged in each limiting ring, a plurality of workpiece holes are formed in the disc along the circumferential direction, and a balancing weight is arranged at the upper end of the disc.
Further, the upper end of the grinding disc body is provided with an annular liquid discharge groove, and a liquid discharge hole is formed in the liquid discharge groove.
Furthermore, the grinding disc body is a cubic boron nitride grinding disc which comprises a grinding disc base body, a grinding disc working layer is arranged at the upper end of the grinding disc base body, and the grinding disc working layer is composed of pills which are bonded and fixed on the grinding disc base body.
Furthermore, the disc is arranged in the limiting ring, the difference between the diameter of the disc and the inner diameter of the limiting ring is 0.05-0.12mm, and the height of the disc is smaller than that of the limiting ring.
Further, the diameter of the weight block is the same as the diameter of the disc.
The utility model has the advantages that:
the utility model has simple installation and convenient operation, simultaneously meets the processing precision requirement of the roller seat workpiece, improves the processing efficiency by more than 1.5 times than the original efficiency, and greatly improves the processing environment; the processed workpiece is easy to clean, so that the cleaning cost is saved; the cubic boron nitride grinding disc is very durable, so that few substances are ground off, few precipitates are generated in the cooling liquid, the cooling liquid can be used for a long time, and the cost of the cooling liquid is saved; the workpiece of the roller seat is arranged in the workpiece hole, the number of workpieces is increased compared with the original loading mode, the workpieces are prevented from colliding with each other in the grinding process, the grinding precision is improved, only one balancing weight needs to be adopted on the same disc, the operation procedures are simplified, and the consistency of the sizes of the workpieces is ensured. The utility model discloses satisfied the environmental protection requirement, reduced comprehensive processing cost, improved economic benefits.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a grinding disc body;
FIG. 2 is a top view of the stop collar;
FIG. 3 is a cross-sectional view of the stop collar;
FIG. 4 is a top view of the disk;
FIG. 5 is a front view of the disk;
FIG. 6 is a top view of the weight;
fig. 7 is a schematic structural diagram of the present invention.
The grinding disc comprises a grinding disc base body 1, a pill piece 2, a shaft hole 3, a liquid discharge tank 4, a limiting ring 5, a disc 6, a workpiece hole 7 and a balancing weight 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1-6, the grinding disc for grinding the roller seat comprises a grinding disc body, the grinding disc body is a cubic boron nitride grinding disc, the cubic boron nitride grinding disc comprises a grinding disc base body 1, a pill 2 is bonded and fixed on the grinding disc base body 1, the pill 2 forms a grinding disc working layer, the outer diameter of the grinding disc working layer is smaller than that of the grinding disc base body 1, the pill 2 is hexagonal, the pill 2 is formed by pressing and sintering cubic boron nitride and a ceramic bonding agent, and the ceramic bonding agent mainly comprises silicon dioxide, aluminum trioxide, magnesium oxide containing a small amount, sodium oxide, boron trioxide and the like. The cubic boron nitride grinding disc is adopted to replace a cast iron disc, and the cubic boron nitride in the pill piece 2 continuously generates edges through the interaction with the end surface of the roller seat workpiece to remove redundant metal, which is called as a consolidation mill.
Be provided with shaft hole 3 on the mill body, the upper end of mill body is provided with annular outage groove 4, is provided with the outage in the outage groove 4, and outage groove 4 is located between shaft hole 3 and the outward flange of mill body, and the coolant liquid gets into outage groove 4 and discharges through the outage.
A plurality of spacing ring 5 has been placed to the upper end of mill body, is provided with disc 6 in the spacing ring 5, is provided with a plurality of work piece holes 7 along circumference on disc 6, and the upper end of disc 6 is provided with a balancing weight 8. The disc 6 is arranged in the limit ring 5, and the diameter of the disc 6 is smaller than the inner diameter of the limit ring 5 by 0.05-0.12 mm. The diameter of the weight 8 is the same as the diameter of the disc 6.
The seat body of the roller seat of the utility model has the height of 32mm, the diameter phi of 60mm, the material of 20GrMO, HRC 60-64 and the end face processing amount of 0.05 mm; the grinding wheel rotating speed is 35m/s, and the workpiece speed is 1450 m/min. The roughness of the surface of the processed workpiece is more than or equal to 0.25, Rz is more than or equal to 0.1, the parallelism is 0.005, and the flatness is 0.005.
The grinding disc body: the outer diameter 750mm of mill base member 1, the internal diameter 150mm of shaft hole 3, the outer diameter of mill working layer is 730mm, reserves annular flowing back groove 4 in the radial 300 mm's of mill working layer circumference department, and the width of flowing back groove 4 is 5 mm.
The limiting ring 5 is a metal ring, the outer diameter is 350mm, the inner diameter is 310mm, and the height is 39 mm; the outer diameter of the disc 6 is 309.9mm, the height of the disc is 30mm, the diameter of a workpiece of the workpiece hole 7 is matched with that of a workpiece of the roller seat, the outer diameter of the balancing weight 8 is 309.9mm, the height of the balancing weight is 30mm, and the height of the disc is smaller than that of the limiting ring.
The application method of the embodiment comprises the following steps: a plurality of limiting rings 5 are arranged on a grinding disc body, a disc 6 is arranged in the limiting rings 5, a roller seat workpiece is arranged in a workpiece hole 7, a seed matching block is pressed at the upper ends of all the roller seat workpieces, the grinding disc body rotates rapidly, the limiting rings 5 rotate slowly, and the grinding disc body and the limiting rings 5 realize speed difference, so that metal allowance on the roller seat workpiece is removed.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a mill of mill processing gyro wheel seat which characterized in that: the grinding disc comprises a grinding disc body, wherein a plurality of limiting rings (5) are arranged at the upper end of the grinding disc body, a disc (6) is arranged in each limiting ring (5), a plurality of workpiece holes (7) are formed in the disc (6) in the circumferential direction, and a balancing weight (8) is arranged at the upper end of the disc (6).
2. A grinding disc for grinding a roller block according to claim 1, wherein: the grinding disc body is a cubic boron nitride grinding disc which comprises a grinding disc base body (1), a grinding disc working layer is arranged at the upper end of the grinding disc base body (1), and the grinding disc working layer is composed of pill pieces (2) which are bonded and fixed on the grinding disc base body (1).
3. A grinding disc for grinding a roller block according to claim 1, wherein: the upper end of the grinding disc body is provided with an annular liquid discharge groove (4), and a liquid discharge hole is formed in the liquid discharge groove (4).
4. A grinding disc for grinding a roller block according to claim 1, wherein: the disc (6) is arranged in the limiting ring (5), the difference between the diameter of the disc (6) and the inner diameter of the limiting ring (5) is 0.05-0.12mm, and the height of the disc (6) is smaller than that of the limiting ring (5).
5. A grinding disc for grinding a roller block according to claim 1, wherein: the diameter of the balancing weight (8) is the same as that of the disc (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120365327.4U CN214869862U (en) | 2021-02-06 | 2021-02-06 | Grinding disc for grinding roller seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120365327.4U CN214869862U (en) | 2021-02-06 | 2021-02-06 | Grinding disc for grinding roller seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214869862U true CN214869862U (en) | 2021-11-26 |
Family
ID=78857383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120365327.4U Active CN214869862U (en) | 2021-02-06 | 2021-02-06 | Grinding disc for grinding roller seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214869862U (en) |
-
2021
- 2021-02-06 CN CN202120365327.4U patent/CN214869862U/en active Active
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