CN111496673A - Split type assembly structure of multilayer of ball grinder main shaft - Google Patents
Split type assembly structure of multilayer of ball grinder main shaft Download PDFInfo
- Publication number
- CN111496673A CN111496673A CN202010485995.0A CN202010485995A CN111496673A CN 111496673 A CN111496673 A CN 111496673A CN 202010485995 A CN202010485995 A CN 202010485995A CN 111496673 A CN111496673 A CN 111496673A
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- main shaft
- flange
- bearing
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- spline
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- 238000009434 installation Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 abstract description 7
- 239000003921 oil Substances 0.000 description 33
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001338 necrotic effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention discloses a multi-layer split type assembly structure of a main shaft of a ball grinding machine, which comprises a step type main shaft, wherein the middle part of the step type main shaft is arranged in a main shaft box body through an oil separating pipe, the rear end part of the oil separating pipe is rotatably arranged with the step type main shaft through a bearing I, the front end part of the oil separating pipe is sleeved with a double-end flange, the double-end flange is arranged in the main shaft box body, the double-end flange is rotatably arranged and matched with the main shaft box body through a bearing II and a bearing III, the end part of the driving end of the step type main shaft is provided with a spline housing, the inner side of the spline housing is sleeved with an unloading flange, the unloading flange is fixedly connected with the main shaft box body, a main shaft belt pulley is rotatably arranged on the unloading flange. The invention adopts a split type assembly structure, does not need a bushing for sealing, and avoids the phenomena of oil leakage and oil leakage caused by the influence of the rotation of the main shaft on the sealing performance.
Description
The technical field is as follows:
the invention relates to the field of ball grinding machine equipment, in particular to a multi-layer split type assembling structure of a main shaft of a ball grinding machine.
Background art:
the existing main shaft structure of a ball grinding machine is in a structure that lubricating oil, a lubricating bearing and a bushing oil seal are matched and sealed to cause no oil leakage and oil leakage, but due to the characteristics of continuity and durability of work and the like, abrasion can be caused between the oil seal and the bushing for a long time, so that a gap is generated and oil leakage is caused, the bearing is necrotic, the main shaft cannot normally work and is shut down, normal production cannot be realized, frequent shutdown replacement and maintenance are required, the production and processing cost is high, normal processing and production are influenced, and the working efficiency is low.
The invention content is as follows:
the invention aims to make up the defects of the prior art, provides a multi-layer split type assembly structure of a main shaft of a ball grinding machine, solves the problems of oil leakage of the main shaft and oil leakage of a speed reducer and the like, improves the service performance and service life of equipment, improves the production efficiency, is not easy to damage oil leakage, reduces the production cost and improves the company benefits.
The invention is realized by the following technical scheme:
the utility model provides a split type assembly structure of multilayer of ball grinder main shaft, including step main shaft, the middle part of step main shaft is installed in the main shaft box through oil removal pipe, the back tip that separates oil pipe passes through bearing one and step main shaft rotation installation, separate oil pipe's preceding tip cover and be equipped with double-end flange, double-end flange installs in the main shaft box, and rotates the installation cooperation through bearing two and bearing three between double-end flange and the main shaft box, the spline housing is installed to the drive end tip of step main shaft, the inboard cover of spline housing is equipped with the off-load flange, the off-load flange is with main shaft box fixed connection, install the main shaft belt pulley through bearing four rotations on the off-load flange, the back tip and the spline housing fixed connection of main shaft belt pulley, fixed mounting has rather than complex rotation plate child on the double-end.
The stepped spindle comprises a spindle body, steps arranged at intervals are distributed on the spindle body, a driving section, a limiting clamping section, an installation fixing section, a driven section and an end part thread installation section are sequentially arranged from bottom to top, and the driving section is of a spline shaft structure.
The oil separating pipe comprises a sleeve matched with the step type spindle mounting and fixing section, a step disc body matched with the unloading flange and the spindle box body is arranged at the rear end of the sleeve, and fixing mounting holes fixedly mounted with the spindle box body are distributed in the step disc body.
The double-end flange comprises a flange plate, wherein pipe sleeves are respectively arranged at two ends of the flange plate, the pipe sleeve on one side of the flange plate is connected with a driven section on the step type main shaft, the pipe sleeve on the other end of the flange plate is sleeved on a sleeve of the oil separating pipe, and connecting and fixing holes which are arranged at intervals and used for being fixedly connected with the rotating plate mold are distributed in the flange plate.
The unloading flange comprises a flange body, a stepped hole used for clamping and fixing a stepped main shaft limiting clamping section is arranged in the flange body, and a clamping groove clamped with the oil separating pipe is arranged at one end of the flange body.
The spline housing comprises a spline housing body, a spline inner hole matched with the spline shaft of the step type main shaft driving section is formed in the inner hole of the spline housing body, a clamping groove is formed in the inner end portion of the spline body, and the outer side of the clamping groove is fixedly connected with the main shaft belt pulley.
The first bearing is a deep groove ball bearing, the second bearing is a deep groove ball bearing, the third bearing is a one-way thrust ball bearing, the second bearing is two spaced sleeves at the inner end part of the double-end flange, the second bearing is respectively installed and limited through a bearing panel, and the fourth bearing is a deep groove ball bearing.
The principle is as follows: the main shaft of the application adopts a stepped main shaft structure, is matched with a corresponding unloading flange, an oil separating pipe and a double-end flange simultaneously, adopts a split type assembly structure, does not need a bush to seal, the driving section of the main shaft is connected with a main shaft belt pulley through a spline sleeve, the unloading flange is embedded outside the spline sleeve, the unloading flange is fixedly connected with the oil separating pipe, a locking nut matched with the limiting clamping end of the stepped main shaft is installed in the unloading flange, a sleeve on one side of the oil separating pipe is rotatably sleeved with the mounting fixing section of the stepped main shaft, the oil separating pipe is fixedly installed with a main shaft box body, the double-end flange is clamped between the oil separating pipe and the main shaft box body, a pipeline sleeve at one end of the double-end flange is sleeved on the oil separating pipe, the other end of the double-end flange is fixedly connected with the driven section of the stepped main shaft, and, the double-end flange is fixed through the threaded mounting section mounting limiting sleeve which is not arranged on the outer side of the double-end flange, the double-end flange is fixedly connected with the rotating plate tyre, and the structure enables the main shaft rotating bearing to be lubricated and the main shaft to be separated, so that the sealing performance is better.
The invention has the advantages that:
the invention has reasonable structural design, the main shaft adopts a step type main shaft structure, and is matched with the corresponding unloading flange, the oil separating pipe and the double-end flange at the same time, a split type assembly structure is adopted, no bushing is needed for sealing, and the phenomena of oil leakage and oil leakage caused by the influence of the rotation of the main shaft on the sealing performance are avoided.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the stepped spindle.
Fig. 3 is a schematic structural view of an oil separator tube.
Fig. 4 is a schematic structural view of the double-ended flange.
Fig. 5 is a schematic structural diagram of the unloading flange.
FIG. 6 is a schematic structural view of the spline housing.
The specific implementation mode is as follows:
see the drawings.
A multi-layer split type assembly structure of a main shaft of a ball grinding machine comprises a step type main shaft 1, the middle part of the step type main shaft 1 is arranged in a main shaft box body 3 through an oil separating pipe 2, the rear end part of the oil separating pipe 2 is rotatably arranged with the step type main shaft 1 through a bearing I, a double-end flange 4 is sleeved at the front end part of the oil separating pipe 2, the double-end flange 4 is arranged in the main shaft box body 3, and the double-end flange 4 is rotatably installed and matched with the main spindle box 3 through a bearing II 5 and a bearing III 6, a spline sleeve 7 is installed at the end part of the driving end of the stepped spindle 1, an unloading flange 8 is sleeved on the inner side of the spline sleeve 7, the unloading flange 8 is fixedly connected with the main spindle box 3, a spindle belt pulley 10 is rotatably installed on the unloading flange 8 through a bearing IV 9, the rear end part of the spindle belt pulley 10 is fixedly connected with the spline sleeve 7, and a rotating plate tyre 11 matched with the double-end flange 4 is fixedly installed on the double-end flange 4.
Further, the stepped spindle 1 comprises a spindle body, steps are distributed on the spindle body at intervals, and sequentially comprise a driving section 1-1, a limiting clamping section 1-2, an installation fixing section 1-3, a driven section 1-4 and an end part thread installation section 1-5 from bottom to top, wherein the driving section 1-1 is of a spline shaft structure. The multistage stepped structure meets the installation, driving and driven matching installation of the main shaft.
Further, the oil separation pipe 2 comprises a sleeve 2-1 matched with the step type main shaft installation fixing section, a step disc body 2-2 matched with the unloading flange 8 and the main shaft box body 3 is arranged at the rear end part of the sleeve 2-1, and fixed installation holes fixedly installed with the main shaft box body are distributed in the step disc body 2-2. Through the structure of separating oil pipe, guaranteed on the one hand with its fixed mounting in the main shaft box under the circumstances that does not influence the main shaft rotation, on the other hand can play the effect of keeping apart with the bearing between double-end flange and the main shaft box, its bearing can not lead to wearing and tearing and oil leak with sealed, has satisfied the operation requirement.
Further, the double-end flange 4 comprises a flange plate 4-1, wherein pipe sleeves 4-2 and 4-3 are respectively arranged at two ends of the flange plate 4-1, the pipe sleeve 4-2 at one side of the flange plate and a driven section on the stepped spindle 1, the pipe sleeve 4-3 at the other end of the flange plate is sleeved on the pipe sleeve 2-1 of the oil separating pipe 2, and connecting and fixing holes which are arranged at intervals and used for being fixedly connected with the rotating plate tyre 11 are distributed on the flange plate 4-1. The double-end flange is special in structure, the structural design of the double-end flange ensures that the double-end flange is matched with a driven section of a main shaft, an isolation pipe, a main shaft box body and a rotating plate tire, and good connection and assembly performance is achieved.
Further, the unloading flange 8 comprises a flange body 8-1, a stepped hole 8-2 used for clamping and fixing a stepped main shaft limiting clamping section is arranged in the flange body 8-1, and a clamping groove clamped with the oil separating pipe is arranged at one end of the flange body 8-1. The structure of the unloading flange meets the requirement of transition installation and matching of the driving section and the main shaft.
Further, the spline housing 7 comprises a spline housing body 7-1, a spline inner hole matched with the spline shaft at the driving section of the stepped spindle 1 is formed in the inner hole of the spline housing body 7-1, a clamping groove 7-2 is formed in the inner end portion of the spline body 7-1, and the outer side of the clamping groove is fixedly connected with a spindle belt pulley. The spline housing can drive the stepped spindle, and the bearing can be sealed and protected by the clamping groove structure.
Further, the first bearing is a deep groove ball bearing, the second bearing 5 is a deep groove ball bearing, the third bearing 6 is a one-way thrust ball bearing, the second bearing 5 is two inner end portions which are sleeved on the double-end flange in an interval mode, the second bearing 5 is respectively installed and limited through a bearing panel, and the fourth bearing 9 is a deep groove ball bearing.
The structure is specifically operated as follows: a belt pulley of a speed reducing motor drives a main shaft belt pulley to rotate through a belt, the main shaft belt pulley drives a spline sleeve to rotate, the spline sleeve drives a main shaft to rotate, the main shaft rotates to drive a double-end flange of a driven section of the main shaft to rotate, the double-end flange drives a rotating plate tyre to rotate, an unloading flange is used for rotatably installing and matching the spline sleeve and the main shaft belt pulley, one end of the unloading flange is fixedly installed on a main shaft box body, an installation fixing section in the middle of the main shaft is fixedly installed through an oil separating pipe, the one-way thrust bearing can be separated from the main shaft while the rotation action of the main shaft is not influenced, in the whole assembling process, a bushing is not needed to be adopted for shaft sealing, and the phenomena that the sealing performance.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a split type assembly structure of multilayer of ball grinder main shaft which characterized in that: including step main shaft (1), install in main shaft box (3) through separating oil pipe (2) at the middle part of step main shaft (1), the back tip that separates oil pipe (2) passes through bearing one and step main shaft (1) rotation installation, separate preceding tip cover that oil pipe (2) and be equipped with double-end flange (4), double-end flange (4) are installed in main shaft box (3), and rotate the installation cooperation through bearing two (5) and bearing three (6) between double-end flange (4) and main shaft box (3), spline housing (7) are installed to the drive end tip of step main shaft (1), the inboard cover of spline housing (7) is equipped with unloading flange (8), unloading flange (8) and main shaft box (3) fixed connection, install main shaft belt pulley (10) through the rotation of bearing four (9) on unloading flange (8), the rear end part of the main shaft belt pulley (10) is fixedly connected with the spline sleeve (7), and a rotating plate tire (11) matched with the double-end flange (4) is fixedly installed on the double-end flange.
2. The multi-layer split type assembling structure of the main shaft of the ball grinding machine according to claim 1, characterized in that: the stepped spindle (1) comprises a spindle body, steps arranged at intervals are distributed on the spindle body, a driving section (1-1), a limiting clamping section (1-2), an installation fixing section (1-3), a driven section (1-4) and an end part thread installation section (1-5) are sequentially arranged from bottom to top, and the driving section (1-1) is of a spline shaft structure.
3. The multi-layer split type assembling structure of the main shaft of the ball grinding machine according to claim 2, characterized in that: the oil separating pipe (2) comprises a sleeve (2-1) matched with the step type spindle mounting and fixing section, a step disc body (2-2) matched with the unloading flange (8) and the spindle box body (3) is arranged at the rear end part of the sleeve (2-1), and fixing mounting holes fixedly mounted with the spindle box body are distributed in the step disc body (2-2).
4. The multi-layer split type assembling structure of the main shaft of the ball grinding machine according to claim 3, characterized in that: the double-end flange (4) comprises a flange plate (4-1), wherein pipe sleeves (4-2 and 4-3) are respectively arranged at two ends of the flange plate (4-1), the pipe sleeve (4-2) at one side of the flange plate and a driven section on the stepped spindle (1), the pipe sleeve (4-3) at the other end of the flange plate is sleeved on the pipe sleeve (2-1) of the oil separating pipe (2), and connecting and fixing holes which are arranged at intervals and used for being fixedly connected with the rotating plate tire (11) are distributed in the flange plate (4-1).
5. The multi-layer split type assembling structure of the main shaft of the ball grinding machine according to claim 2, characterized in that: the unloading flange (8) comprises a flange body (8-1), a stepped hole (8-2) used for clamping and fixing a stepped main shaft limiting clamping section is arranged in the flange body (8-1), and a clamping groove clamped with the oil separating pipe is formed in one end of the flange body (8-1).
6. The multi-layer split type assembling structure of the main shaft of the ball grinding machine according to claim 2, characterized in that: the spline sleeve (7) comprises a spline sleeve body (7-1), a spline inner hole matched with the spline shaft at the driving section of the stepped spindle (1) is formed in the inner hole of the spline sleeve body (7-1), a clamping groove (7-2) is formed in the inner end part of the spline body (7-1), and the outer side of the clamping groove is fixedly connected with a spindle belt pulley.
7. The multi-layer split type assembling structure of the main shaft of the ball grinding machine according to claim 1, characterized in that: the first bearing is a deep groove ball bearing, the second bearing (5) is a deep groove ball bearing, the third bearing (6) is a one-way thrust ball bearing, the second bearing (5) is two spaced sleeves at the inner end part of the double-end flange, the second bearing (5) is respectively installed and limited through a bearing panel, and the fourth bearing (9) is a deep groove ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485995.0A CN111496673B (en) | 2020-06-01 | 2020-06-01 | Multi-layer split type assembly structure of main shaft of ball grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485995.0A CN111496673B (en) | 2020-06-01 | 2020-06-01 | Multi-layer split type assembly structure of main shaft of ball grinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111496673A true CN111496673A (en) | 2020-08-07 |
| CN111496673B CN111496673B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010485995.0A Active CN111496673B (en) | 2020-06-01 | 2020-06-01 | Multi-layer split type assembly structure of main shaft of ball grinder |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2037909A1 (en) * | 1970-07-24 | 1972-02-03 | Collet & Engelhard Maschinenfa | Headstock for horizontal drilling and milling |
| DE202004003282U1 (en) * | 2004-03-03 | 2004-05-06 | Hazet-Werk Hermann Zerver Gmbh & Co. Kg | Puller for removing drive shaft and wheel is fitted to the wheel flange with selected thrust shafts and is powered by an integral hydraulic ram |
| CN201253684Y (en) * | 2008-08-22 | 2009-06-10 | 宝鸡忠诚机床股份有限公司 | Chief axis relief structure with slew-cylinder flange |
| CN201483099U (en) * | 2009-09-07 | 2010-05-26 | 郑伟民 | Driving unloading mechanism of tapping power head |
| CN201505730U (en) * | 2009-09-24 | 2010-06-16 | 湖北福欣机床制造有限公司 | Assembled main shaft unloading device of numerically controlled lathe |
| CN203471449U (en) * | 2013-08-01 | 2014-03-12 | 河南省中原内配铸造有限公司 | Main shaft transmission mechanism for numerically-controlled machine tool |
| WO2017129021A1 (en) * | 2016-01-25 | 2017-08-03 | 江秀梅 | Multi-head planetary grinding machine and operating method therefor |
| CN212265527U (en) * | 2020-06-01 | 2021-01-01 | 安徽瑞林精科股份有限公司 | Split type assembly structure of multilayer of ball grinder main shaft |
-
2020
- 2020-06-01 CN CN202010485995.0A patent/CN111496673B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2037909A1 (en) * | 1970-07-24 | 1972-02-03 | Collet & Engelhard Maschinenfa | Headstock for horizontal drilling and milling |
| DE202004003282U1 (en) * | 2004-03-03 | 2004-05-06 | Hazet-Werk Hermann Zerver Gmbh & Co. Kg | Puller for removing drive shaft and wheel is fitted to the wheel flange with selected thrust shafts and is powered by an integral hydraulic ram |
| CN201253684Y (en) * | 2008-08-22 | 2009-06-10 | 宝鸡忠诚机床股份有限公司 | Chief axis relief structure with slew-cylinder flange |
| CN201483099U (en) * | 2009-09-07 | 2010-05-26 | 郑伟民 | Driving unloading mechanism of tapping power head |
| CN201505730U (en) * | 2009-09-24 | 2010-06-16 | 湖北福欣机床制造有限公司 | Assembled main shaft unloading device of numerically controlled lathe |
| CN203471449U (en) * | 2013-08-01 | 2014-03-12 | 河南省中原内配铸造有限公司 | Main shaft transmission mechanism for numerically-controlled machine tool |
| WO2017129021A1 (en) * | 2016-01-25 | 2017-08-03 | 江秀梅 | Multi-head planetary grinding machine and operating method therefor |
| CN212265527U (en) * | 2020-06-01 | 2021-01-01 | 安徽瑞林精科股份有限公司 | Split type assembly structure of multilayer of ball grinder main shaft |
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| Publication number | Publication date |
|---|---|
| CN111496673B (en) | 2024-06-18 |
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