CN113414648A - Surface processing method for cross roller bearing seal plug - Google Patents
Surface processing method for cross roller bearing seal plug Download PDFInfo
- Publication number
- CN113414648A CN113414648A CN202110858701.9A CN202110858701A CN113414648A CN 113414648 A CN113414648 A CN 113414648A CN 202110858701 A CN202110858701 A CN 202110858701A CN 113414648 A CN113414648 A CN 113414648A
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- Prior art keywords
- rod
- pressing
- plug
- processing method
- transmission rod
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Classifications
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- 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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
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- 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
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
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- 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
- B24B47/00—Drives or gearings; Equipment therefor
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- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the field of bearings, and particularly discloses a surface processing method for a cross roller bearing seal plug. The surface processing method adopts a finishing machine, wherein the finishing machine comprises a driving assembly, a supporting assembly and a pressing assembly; the driving assembly comprises a power module and a transmission module, the transmission module comprises a transmission rod, and one end of the transmission rod is an adaptive end; the pressing assembly comprises a fixed base and a pressing rod, and one end of the pressing rod is an abutting end; during processing, a plug to be processed is arranged on the working surface, wherein a V-shaped notch of the plug is aligned and matched with the adaptive end of the transmission rod; releasing the pressing rod, pressing the sealing plug together by the pressing rod and the transmission rod, and clamping the sealing plug; the power module works and drives the transmission rod and the plugging plug to rotate; processing the surface of the plugging plug by adopting external grinding equipment; the surface processing method can be used for efficiently and reliably clamping the plugging plug, and is high in processing efficiency.
Description
Technical Field
The invention relates to the field of bearings, in particular to a surface processing method for a cross roller bearing seal plug.
Background
The crossed roller bearing is a bearing with balls arranged in a crossed mode, compared with a conventional roller bearing, the crossed roller bearing can bear loads in all directions, meanwhile, due to the fact that the rollers are in linear contact with the surface of a channel, the bearing bears small pressure under the action of heavy load, and the crossed roller bearing has good structural rigidity and structural stability.
The crossed roller bearing has two assembling modes, wherein one mode is to divide the inner ring and/or the outer ring and fix the inner ring and/or the outer ring again after the assembly of the rolling body is finished; another assembly method is to provide mounting holes on the inner ring and/or the outer ring, and the rolling elements are loaded from the mounting holes, and after the assembly is completed, the rolling elements are blocked by using a blocking plug 11, namely, the form shown in fig. 1 and 2.
The cross roller bearing has higher precision requirement, and the cross roller bearing in the form of the mounting hole usually can be subjected to finish machining by filling the plugging plug into the mounting hole again after the mounting hole and the plugging plug are machined. After finishing and before assembling the rolling body, the plugging plug is required to be taken down, and finally the plugging plug is assembled into the mounting hole after the rolling body is assembled. A plurality of disassembling and assembling processes exist between the sealing plug 11 and the bearing ring 1.
The problem that the plugging plug is difficult to assemble with the interference of the mounting hole is often met in the installation process, and the plugging plug cannot be assembled forcibly due to the fact that the surface precision and the mounting precision of the plugging plug are high in requirement. At the moment, the surface of the plugging plug needs to be processed, but clamping and processing are difficult due to the undersize of the plugging plug.
Disclosure of Invention
The invention aims to solve the technical problem of providing a surface processing method of a cross roller bearing sealing plug, which is used for efficiently and reliably clamping the sealing plug and has high processing efficiency.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a surface processing method for a crossed roller bearing seal plug,
adopting a polishing machine, wherein the polishing machine comprises a driving assembly, a supporting assembly and a pressing assembly, and the supporting assembly is positioned between the driving assembly and the pressing assembly; the driving assembly comprises a power module and a transmission module, the transmission module comprises a transmission rod, the power module drives the transmission rod to rotate, and one end of the transmission rod is an adaptive end;
the pressing assembly comprises a fixed base and a pressing rod, and one end of the pressing rod is an abutting end; the pressing rod is connected with the fixed base through an elastic piece, and the axial position of the pressing rod relative to the fixed base is adjustable;
the supporting assembly comprises a supporting block, and a working surface is arranged on the supporting block; the butt joint end of the pressing rod and the adapting end of the transmission rod extend to the working surface, and the butt joint end and the adapting end are horizontally opposite;
at least comprises the following steps:
firstly, the pressing rod is shifted to axially slide relative to the fixed base, the abutting end is driven to be far away from the adaptive end, and at the moment, the elastic piece is in an energy storage state;
secondly, placing a plug to be processed on the working surface, wherein a V-shaped notch of the plug is aligned and matched with the adaptive end of the transmission rod; releasing the compression rod, driving the compression rod to reset by the elastic piece until the abutting end of the compression rod is contacted with the end part of the plugging plug, and compressing the plugging plug by the compression rod and the transmission rod together to realize clamping of the plugging plug;
thirdly, the power module works and drives the transmission rod and the plugging plug to rotate;
processing the surface of the plugging plug by adopting external grinding equipment;
and fifthly, repeating the first step, and taking down the seal plug.
The surface machining method is simple to operate and reliable in clamping, and can efficiently realize rotary machining of small-size sealing plugs.
Preferably, the working surface is provided with a positioning groove, and the positioning groove penetrates through the working surface along the axial direction of the transmission rod; the butt joint end of the pressing rod and the adapting end of the transmission rod both extend to the positioning groove.
Preferably, the positioning groove comprises two positioning surfaces, the two positioning surfaces are arranged in a V shape, and the included angle between the two positioning surfaces is not less than 150 degrees.
The constant head tank can play location and limiting displacement to the shutoff stopper, and supplementary shutoff stopper installation can play the bearing effect simultaneously in abrasive machining process.
Preferably, the transmission module further comprises a mounting seat, and the transmission rod is connected with the mounting seat through a bearing.
Preferably, the power module comprises a motor, and the motor is connected with the transmission rod through a coupler.
Preferably, the adapting end is provided with a plug, and the plug is inserted into the V-shaped notch of the plug.
Preferably, the compressing assembly further comprises a sleeve, and the sleeve is arranged between the compressing rod and the elastic piece; the pressing rod is inserted into the sleeve and can rotate relative to the sleeve; when the pressing rod is far away from the transmission rod, the sleeve compresses the elastic piece.
When the transfer line rotated, the moment of torsion was transmitted to compressing tightly the pole via the shutoff stopper, and it can reduce the moment of torsion that transmits to the elastic component to rotate to be connected between compressing tightly pole and the sleeve, reduces the loss of elastic component, guarantees elasticity, improves life.
Preferably, an annular rib is arranged on the outer side of the sleeve, and the elastic part is arranged between the annular rib and the fixed base.
Preferably, a limiting hole and an adjusting hole are formed in the sleeve along the circumferential direction, the limiting hole is communicated with the adjusting hole, and the diameter of the adjusting hole is larger than that of the limiting hole; the pressing rod comprises a main body and an adjusting section, and the diameter of the adjusting section is larger than that of the main body; the main body passes through the limiting hole, and the adjusting section is positioned in the adjusting hole; the adjusting hole is far away from one end opening of spacing hole to at the detachable connection of opening part locking lid.
Preferably, the pressing assembly further comprises an adjusting rod, and the adjusting rod penetrates through the locking cover; the adjusting rod is partially inserted into the adjusting hole, and the depth of the adjusting rod inserted into the adjusting hole is adjustable.
The relative position between the pressing rod and the sleeve can be adjusted by adjusting the depth of the adjusting rod inserted into the adjusting hole, so that the pressing force can be indirectly adjusted.
Drawings
FIG. 1 is a schematic diagram of a bearing ring and a plugging plug in a crossed roller bearing;
FIG. 2 is a schematic view of a seal used in a crossed roller bearing;
FIG. 3 is a schematic structural view of a finishing machine for sealing the crossed roller bearing in the present embodiment;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic structural diagram of a supporting assembly in the finishing machine for cross roller bearing blocking according to the present embodiment;
FIG. 6 is a schematic view of the pressing assembly and the supporting assembly of the finishing machine for cross roller bearing blocking according to the present embodiment;
fig. 7 is a schematic view of the sleeve and the adjusting rod of the finishing machine for cross roller bearing blocking according to the embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
As shown in FIG. 3, the finishing machine for the cross roller bearing seal plug 11 comprises a driving assembly 2, a supporting assembly 4 and a pressing assembly 3, wherein the supporting assembly 4 is positioned between the driving assembly 2 and the pressing assembly 3.
As shown in fig. 3 and 4, the driving assembly 2 includes a power module 21 and a transmission module, the transmission module includes a mounting seat 24 and a transmission rod 23, and the transmission rod 23 is connected with the mounting seat 24 through a bearing. One end of the transmission rod 23 is an adapting end 231, the adapting end 231 is provided with a top head 232, and the top head 232 is inserted into the V-shaped notch 110 of the sealing plug 11.
As shown in fig. 3 and 4, the power module 21 drives the transmission rod 23 to rotate, and the power module 21 includes a motor connected to the transmission rod 23 through a coupling 22.
As shown in fig. 3, 6 and 7, the pressing assembly 3 includes a fixed base 32 and a pressing rod 31, one end of the pressing rod 31 is an abutting end 311, the pressing rod 31 and the fixed base 32 are connected by an elastic member 33, and the elastic member 33 may be a spring, such as a conical spring. The axial position of the pressing rod 31 relative to the fixed base 32 is adjustable, and the pressing rod 31 can be connected with the fixed base 32 in a circumferential direction in a rotating mode or fixed in the circumferential direction.
As shown in fig. 3, 6 and 7, the pressing rod 31 and the fixed base 32 are preferably connected in a rotating manner in the circumferential direction, in particular, a sleeve 34 is arranged between the pressing rod 31 and the elastic member 33, and the pressing rod 31 is inserted into the sleeve 34 and can rotate relative to the sleeve 34. When the presser bar 31 is moved away from the driving bar 23, said sleeve 34 compresses the elastic element 33. An annular rib 342 is arranged outside the sleeve 34, and the elastic element 33 is arranged between the annular rib 342 and the fixed base 32.
When the transmission rod 23 rotates, the rotating torque is transmitted to the pressing rod 31 through the sealing plug 11, the rotating connection between the pressing rod 31 and the sleeve 34 can reduce the torque transmitted to the elastic piece 33, reduce the loss of the elastic piece 33, ensure the elastic force and prolong the service life.
As shown in fig. 3 and 5, the support assembly 4 includes a support block 41, and the support block 41 is provided with a working surface. The working surface is provided with a positioning groove which penetrates through the working surface along the axial direction of the transmission rod 23. The positioning groove comprises two positioning surfaces 42, the two positioning surfaces 42 are arranged in a V shape, and the included angle of the two positioning surfaces 42 is not less than 150 degrees. The abutting end 311 of the pressing rod 31 and the adapting end 231 of the transmission rod 23 both extend to the positioning slot, and the abutting end 311 and the adapting end 231 are horizontally opposite. The constant head tank can play location and limiting displacement to shutoff stopper 11, and supplementary shutoff stopper 11 installation can play the bearing effect simultaneously in the abrasive machining process.
As shown in fig. 3, 6 and 7, a limiting hole 343 and an adjusting hole 341 are further circumferentially disposed in the sleeve 34, the limiting hole 343 is communicated with the adjusting hole 341, and the diameter of the adjusting hole 341 is greater than that of the limiting hole 343. The compression rod 31 comprises a main body and an adjusting section, and the diameter of the adjusting section is larger than that of the main body. The main body passes through the limiting hole 343, and the adjusting section is located in the adjusting hole 341. The adjusting hole 341 is open at one end far away from the limiting hole 343, and a locking cover 36 is detachably connected at the opening. The pressing assembly 3 further comprises an adjusting rod 35, and the adjusting rod 35 penetrates through the locking cover 36. The adjusting rod 35 is partially inserted into the adjusting hole 341, and the depth of the adjusting rod 35 inserted into the adjusting hole 341 is adjustable.
By adjusting the depth of the adjusting rod 35 inserted into the adjusting hole 341, the relative position between the pressing rod 31 and the sleeve 34 can be adjusted, thereby indirectly adjusting the pressing force.
The surface processing method of the crossed roller bearing seal plug 11 adopts the finishing machine and at least comprises the following steps:
firstly, the pressing rod 31 is shifted to axially slide relative to the fixed base 32, the abutting end 311 is driven to be far away from the adapting end 231, and at the moment, the elastic element 33 is in an energy storage state;
secondly, placing the plugging plug 11 to be processed on a working surface, wherein the V-shaped notch 110 of the plugging plug 11 is aligned and matched with the adapting end 231 of the transmission rod 23; the pressing rod 31 is released, the elastic piece 33 drives the pressing rod 31 to reset until the abutting end 311 of the pressing rod 31 is contacted with the end part of the plugging plug 11, and the pressing rod 31 and the transmission rod 23 jointly press the plugging plug 11 to clamp the plugging plug 11;
the pressing force of the pressing rod 31 on the plugging plug 11 is judged, and the pressing force of the pressing rod 31 on the plugging plug 11 is adjusted by adjusting the depth of the adjusting rod 35 inserted into the adjusting hole 341.
Thirdly, the power module 21 works and drives the transmission rod 23 and the plugging plug 11 to rotate;
step four, processing the surface of the plugging plug 11 by adopting external grinding equipment;
step five, repeating the step one, and taking down the seal plug 11.
The surface machining method is simple to operate and reliable in clamping, and can efficiently realize rotary machining of the small-size sealing plug 11.
In conclusion, the above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A surface processing method for a cross roller bearing seal plug is characterized in that:
adopting a polishing machine, wherein the polishing machine comprises a driving assembly, a supporting assembly and a pressing assembly, and the supporting assembly is positioned between the driving assembly and the pressing assembly; the driving assembly comprises a power module and a transmission module, the transmission module comprises a transmission rod, the power module drives the transmission rod to rotate, and one end of the transmission rod is an adaptive end;
the pressing assembly comprises a fixed base and a pressing rod, and one end of the pressing rod is an abutting end; the pressing rod is connected with the fixed base through an elastic piece, and the axial position of the pressing rod relative to the fixed base is adjustable;
the supporting assembly comprises a supporting block, and a working surface is arranged on the supporting block; the butt joint end of the pressing rod and the adapting end of the transmission rod extend to the working surface, and the butt joint end and the adapting end are horizontally opposite;
at least comprises the following steps:
firstly, the pressing rod is shifted to axially slide relative to the fixed base, the abutting end is driven to be far away from the adaptive end, and at the moment, the elastic piece is in an energy storage state;
secondly, placing a plug to be processed on the working surface, wherein a V-shaped notch of the plug is aligned and matched with the adaptive end of the transmission rod; releasing the compression rod, driving the compression rod to reset by the elastic piece until the abutting end of the compression rod is contacted with the end part of the plugging plug, and compressing the plugging plug by the compression rod and the transmission rod together to realize clamping of the plugging plug;
thirdly, the power module works and drives the transmission rod and the plugging plug to rotate;
processing the surface of the plugging plug by adopting external grinding equipment;
and fifthly, repeating the first step, and taking down the seal plug.
2. The surface processing method according to claim 1, characterized in that: the working surface is provided with a positioning groove which penetrates through the working surface along the axial direction of the transmission rod; the butt joint end of the pressing rod and the adapting end of the transmission rod both extend to the positioning groove.
3. The surface processing method according to claim 2, characterized in that: the locating slot comprises two locating surfaces, the two locating surfaces are arranged in a V shape, and the included angle of the two locating surfaces is not less than 150 degrees.
4. The surface processing method according to claim 1, characterized in that: the transmission module further comprises a mounting seat, and the transmission rod is connected with the mounting seat through a bearing.
5. The surface processing method according to claim 1, characterized in that: the power module comprises a motor, and the motor is connected with the transmission rod through a coupler.
6. The surface processing method according to claim 1, characterized in that: the adapting end is provided with a top.
7. A surface processing method according to any one of claims 1 to 6, characterized in that: the pressing assembly further comprises a sleeve, and the sleeve is arranged between the pressing rod and the elastic piece; the pressing rod is inserted into the sleeve and can rotate relative to the sleeve;
when the pressing rod is far away from the transmission rod, the sleeve compresses the elastic piece.
8. The surface processing method according to claim 7, characterized in that: the sleeve outside be equipped with annular flange, the elastic component sets up between annular flange and fixed baseplate.
9. The surface processing method according to claim 7, characterized in that: a limiting hole and an adjusting hole are formed in the sleeve along the circumferential direction, the limiting hole is communicated with the adjusting hole, and the diameter of the adjusting hole is larger than that of the limiting hole;
the pressing rod comprises a main body and an adjusting section, and the diameter of the adjusting section is larger than that of the main body; the main body passes through the limiting hole, and the adjusting section is positioned in the adjusting hole;
the adjusting hole is far away from one end opening of spacing hole to at the detachable connection of opening part locking lid.
10. The surface processing method according to claim 9, characterized in that: the pressing assembly further comprises an adjusting rod, and the adjusting rod penetrates through the locking cover; the adjusting rod is partially inserted into the adjusting hole, and the depth of the adjusting rod inserted into the adjusting hole is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110858701.9A CN113414648A (en) | 2021-07-28 | 2021-07-28 | Surface processing method for cross roller bearing seal plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110858701.9A CN113414648A (en) | 2021-07-28 | 2021-07-28 | Surface processing method for cross roller bearing seal plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113414648A true CN113414648A (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110858701.9A Pending CN113414648A (en) | 2021-07-28 | 2021-07-28 | Surface processing method for cross roller bearing seal plug |
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| Country | Link |
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| CN (1) | CN113414648A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2526253Y2 (en) * | 1991-10-25 | 1997-02-19 | オークマ株式会社 | Work drive device |
| EP1137505A1 (en) * | 1998-12-11 | 2001-10-04 | Erwin Junker Maschinenfabrik GmbH | Method and device for grinding workpieces with centers which comprise form variations |
| CN203622014U (en) * | 2013-12-11 | 2014-06-04 | 嘉兴日亿机械有限公司 | Milling fixture used for compressor connecting rod |
| CN104708536A (en) * | 2015-03-17 | 2015-06-17 | 青阳县鑫安特汽车零配件有限公司 | Automobile cross-shaped shaft grinding and clamping device |
| CN109848769A (en) * | 2019-03-22 | 2019-06-07 | 湖北超卓航空科技股份有限公司 | A kind of quick finishing device in high hardness spray coating surface and method |
| CN110524333A (en) * | 2019-09-24 | 2019-12-03 | 哈尔滨斯特莱茵环境科技有限公司 | A kind of multistation polishing machine for glass fiber reinforced plastic membrane |
| CN111408985A (en) * | 2020-05-06 | 2020-07-14 | 重庆机电职业技术大学 | Automatic clamp device for clamping shaft sleeve type parts on cylindrical grinding machine |
-
2021
- 2021-07-28 CN CN202110858701.9A patent/CN113414648A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2526253Y2 (en) * | 1991-10-25 | 1997-02-19 | オークマ株式会社 | Work drive device |
| EP1137505A1 (en) * | 1998-12-11 | 2001-10-04 | Erwin Junker Maschinenfabrik GmbH | Method and device for grinding workpieces with centers which comprise form variations |
| CN1329528A (en) * | 1998-12-11 | 2002-01-02 | 埃尔温·容克尔机械制造有限公司 | Method and device for grinding workpieces with centers which comprise form variations |
| CN203622014U (en) * | 2013-12-11 | 2014-06-04 | 嘉兴日亿机械有限公司 | Milling fixture used for compressor connecting rod |
| CN104708536A (en) * | 2015-03-17 | 2015-06-17 | 青阳县鑫安特汽车零配件有限公司 | Automobile cross-shaped shaft grinding and clamping device |
| CN109848769A (en) * | 2019-03-22 | 2019-06-07 | 湖北超卓航空科技股份有限公司 | A kind of quick finishing device in high hardness spray coating surface and method |
| CN110524333A (en) * | 2019-09-24 | 2019-12-03 | 哈尔滨斯特莱茵环境科技有限公司 | A kind of multistation polishing machine for glass fiber reinforced plastic membrane |
| CN111408985A (en) * | 2020-05-06 | 2020-07-14 | 重庆机电职业技术大学 | Automatic clamp device for clamping shaft sleeve type parts on cylindrical grinding machine |
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