CN211414765U - Precision self-centering oil injection honing cutter - Google Patents
Precision self-centering oil injection honing cutter Download PDFInfo
- Publication number
- CN211414765U CN211414765U CN201922386671.7U CN201922386671U CN211414765U CN 211414765 U CN211414765 U CN 211414765U CN 201922386671 U CN201922386671 U CN 201922386671U CN 211414765 U CN211414765 U CN 211414765U
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- Prior art keywords
- honing tool
- honing
- connecting body
- rod
- centering oil
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- 238000002347 injection Methods 0.000 title abstract description 8
- 239000007924 injection Substances 0.000 title abstract description 8
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910001651 emery Inorganic materials 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a precision self-centering internal oil injection honing tool, the honing tool comprises a main rod, a push rod which is arranged on the inner periphery of the main rod and slides along the length direction of the main rod, and a grinding component which is in contact with the inner surface of a hole to be processed for honing, the main rod comprises a rod body and a connecting body which is fixedly connected with the end part of the rod body and is used for being butted with the main rod, the outer peripheral surface of the connecting body is tapered and gradually extended and reduced from one side close to the rod body to one side far away from the rod body, and the honing tool also comprises an installation structure which can; the utility model discloses an accurate centering interior oil spout honing cutter adopts the tapering to connect the design from centering, before having guaranteed the mobile jib, back axiality precision and assembly precision, and the radial runout has reached below 0.005mm, has shortened assembly adjustment time greatly.
Description
Technical Field
The utility model relates to an accurate centering internal oil spout honing cutter.
Background
Honing refers to finishing of a finish surface with a whetstone (also called honing stick or emery stick) mounted on a honing bar. The contact area between the honing and the hole surface is large, various cylindrical holes with the diameter of 5-500 mm or even larger are mainly processed, and the ratio of the hole depth to the hole diameter can reach 10 times or more. When honing is carried out, honing emery sticks rub a cutting hole surface, great heat can be generated, cutter abrasion can be aggravated if the heat cannot timely cool a honing cutter and the hole surface, metallographic structure change can be caused if the hole surface is heated at high temperature seriously, the use performance of parts is damaged, the honing cutter can also be broken and other damage phenomena, cooling is carried out mostly in a mode of externally spraying cooling oil liquid in the prior art, namely, the cooling oil liquid is sprayed to an orifice position from outside, the cooling oil liquid cannot rapidly permeate into the contact position of the emery sticks and the hole surface in the mode, the cooling effect is not good, the processing quality problem often occurs, the sprayed cooling oil liquid is not easy to control along with the rotation of the honing cutter, the cooling oil liquid has the condition, the environment is easy to be dirty and poor, and the subsequent cleaning wastes labor and time; in addition, after the honing tool in the prior art is mounted on a main shaft of a machine tool, the outer peripheral surface of the connecting end part of the honing tool usually cannot ensure a zero-to-zero gap with the inner periphery of the main shaft of the machine tool, after the tool is fastened, the honing tool slightly deflects relative to the main shaft of the machine tool, which causes the condition of low coaxiality precision of the front end and the rear end of the honing tool, the tool jump range is often too large during processing, the tool needs to be subjected to trial honing continuously to adjust the clamping posture so as to avoid the quality problems of overlarge hole processing or uneven and smooth hole surface, and the adjustment and correction of the tool take time and.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art not enough, provide an accurate intracardiac oil spout honing tool from centering.
In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows:
the utility model provides a precision is from centering oil spout honing tool, honing tool includes the mobile jib, the gliding push rod of locating the mobile jib internal periphery of length direction along the mobile jib, with the grinding subassembly of the downthehole surface contact honing of treating processing, the mobile jib includes the pole body, fixed connection is used for the connector with the main shaft butt joint at pole body tip, the outer peripheral face of connector is the toper by one side of keeping away from the pole body near the pole body and extends gradually and reduce, honing tool still includes the mounting structure who will make the connector fastening at the machine tool main shaft.
Preferably, the mounting structure comprises a mounting member arranged to cooperate with the connecting body and to secure the connecting body to the spindle of the machine tool.
Preferably, the mounting structure further comprises a clamping table formed on the periphery of the connecting body on one side close to the rod body, and when the connecting body is mounted on the machine tool spindle, the mounting piece is connected between the clamping table and the machine tool spindle.
Preferably, the mounting member is an annular member, the outer peripheral surface of the clamping table is provided with an external thread, the inner periphery of the mounting member is provided with an internal thread, at least a part of the inner periphery of the mounting member is in threaded connection with the clamping table, and at least a part of the inner periphery of the mounting member is in threaded connection with the machine tool spindle.
Preferably, the clamping table is provided with clamping openings which are positioned at two corresponding sides in the circumferential direction.
Preferably, the honing tool further comprises a flow guide hole which is arranged between the rod body and the connecting body in a penetrating manner along the length direction of the main rod, an inflow hole communicated with the flow guide hole is formed in the connecting body, and an outflow hole communicated with the flow guide hole is formed in the rod body.
Preferably, the outflow hole is arranged on one side of the grinding component close to the connecting body, and the distance from the outflow hole to the end part of the grinding component close to one side of the connecting body is 0.5 mm-1 mm.
Preferably, two diversion holes are formed in the diversion plate, and the two diversion holes are located on two corresponding sides respectively.
Preferably, the inlet of the inflow opening is located on the outer circumferential surface of the connecting body.
Preferably, the outer peripheral surface of the connecting body is provided with a first sealing ring groove and a second sealing ring groove, and the first sealing ring groove and the second sealing ring groove are respectively positioned on two sides of the inflow hole in the extending direction of the main rod.
Due to the implementation of the above technical scheme, compared with the prior art, the utility model have the following advantage:
the precision self-centering internal oil injection honing tool adopts the taper self-centering connection design, ensures the front and back coaxiality precision and the assembly precision of the main rod, and greatly shortens the assembly adjustment time as the radial runout reaches below 0.005 mm; by adopting the internal oil injection structure design, the honing oil is guided to the outflow hole at the honing component through the inflow hole on the conical surface and is sprayed out, and the honing oil is poured on the inner hole wall of the honing component, so that the effects of instantly reducing the grinding temperature and flushing away abrasive dust are achieved, the damage to a cutter and a processed part caused by high temperature is avoided, the surface roughness of the honing hole is reduced, and the honing quality is improved.
Drawings
Figure 1 is the utility model discloses a honing tool whole side direction cross-sectional structure schematic diagram:
fig. 2 is the schematic diagram of the installation part side sectional structure of the present invention:
fig. 3 is the schematic diagram of the lateral sectional structure of the main rod of the present invention:
fig. 4 is a schematic view of the overlooking structure of the main rod of the present invention:
wherein: 101. A rod body; 102. a linker; 10. a flow guide hole; 11. an inflow hole; 12. an outflow hole; 13. a first seal ring groove; 14. a second seal ring groove; 15. clamping a platform; 150. a bayonet; 2. a push rod; 3. grinding the assembly; 4. and (4) a mounting piece.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 4, a precision self-centering oil injection honing tool, the honing tool comprises a main rod, a push rod 2 sliding along the length direction of the main rod and arranged on the inner periphery of the main rod, and a grinding component 3 contacting with the inner surface of a hole to be processed for honing, the main rod comprises a rod body 101, and a connecting body 102 fixedly connected to the end of the rod body 101 and used for being butted with a main shaft, the rod body 101 and the connecting body 102 are integrally formed, the outer peripheral surface of the connecting body 102 is tapered and gradually extended and reduced from one side close to the rod body 101 to one side far away from the rod body 101, and the honing tool further comprises a mounting structure for fastening the connecting body 102 on the. The grinding assembly 3 is the same as the prior art, and generally comprises a plurality of tool holders which are uniformly distributed along the circumferential direction and can slide along the radial direction of the main rod, and a plurality of sand bars which are respectively arranged on the outer surfaces of the tool holders.
Specifically, the mounting structure includes a mounting member 4 that is disposed in cooperation with the connecting body 102 and secures the connecting body 102 to the spindle of the machine tool. The mounting structure further includes a chuck 15 formed on an outer periphery of a side of the connecting body 102 close to the rod body 101, and the mounting member 4 is connected between the chuck 15 and the machine spindle when the connecting body 102 is mounted on the machine spindle.
In this example, the mounting member 4 is an annular member (one end of the annular mounting member 4 is provided with an annular baffle), the outer peripheral surface of the chuck 15 is externally threaded, the inner periphery of the mounting member 4 is internally threaded, at least a part of the inner periphery of the mounting member 4 is threadedly engaged with the chuck 15, and at least a part of the inner periphery of the mounting member 4 is threadedly engaged with the machine spindle. Further, the chuck table 15 is provided with bayonets 150 located on both sides in the circumferential direction. The bayonet 150 is clamped with a clamping block of the machine tool spindle.
In this example, the main shaft of the machine tool also needs to be provided with a shape structure matched with the connecting body 102, when the honing tool is used, the connecting body 102 is firstly inserted into the main shaft, the bayonet 150 on the clamping table 15 needs to be correspondingly clamped with the boss on the main shaft when the honing tool is inserted, then the mounting piece 4 is screwed onto the clamping table 15 from the front end sleeve of the main rod and is screwed all the time, so that the inner periphery of the mounting piece 4 can also be connected with the external thread on the main shaft until one side of the annular baffle clamping table 15 of the mounting piece 4 is abutted, and the honing tool is stably installed on the main shaft of the machine tool. After the installation, the front and back coaxiality precision and the assembly precision of the main rod are reduced to below 0.005, and the device can be used after being installed once without assembly and debugging.
Further, the honing tool further comprises a flow guide hole 10 penetrating between the rod body 101 and the connecting body 102 along the length direction of the main rod, an inflow hole 11 communicated with the flow guide hole 10 is formed in the connecting body 102, and an outflow hole 12 communicated with the flow guide hole 10 is formed in the rod body 101. The inlet of inflow opening 11 is located on the outer circumferential surface of connecting body 102; the outflow hole 12 is opened at one side of the grinding assembly 3 close to the connecting body 102, and the distance between the outflow hole 12 and the end of the grinding assembly 3 close to the connecting body 102 is 0.5mm, in this example, two diversion holes 10 are opened, and the two diversion holes 10 are respectively located at two corresponding sides.
Further, first seal ring groove 13 and second seal ring groove 14 have been seted up on the outer peripheral face of connector 102, and first seal ring groove 13 and second seal ring groove 14 are located the both sides direction of inflow hole 11 respectively on the extending direction of mobile jib, set up the sealing washer in first seal ring groove 13 and the second seal ring groove 14, can avoid cooling oil to spill over to the external world from the entrance of inflow hole 11.
In addition, a limit groove is formed in the push rod 2, a limit bolt is connected to the connecting body 102 in a threaded mode, and the free end portion of the limit bolt penetrates through the limit groove along the radial direction of the connecting body 102.
To sum up, the precision self-centering internal oil injection honing tool adopts the taper self-centering connection design, ensures the front and back coaxiality precision and the assembly precision of the main rod, and greatly shortens the assembly adjustment time as the radial run-out reaches below 0.005 mm; by adopting the internal oil injection structure design, the honing oil is guided to the outflow hole 12 at the honing component through the inflow hole 11 on the conical surface and is sprayed out, and the honing oil is poured on the inner hole wall of the honing component, so that the effects of instantly reducing the grinding temperature and flushing away abrasive dust are achieved, the damage to a tool and a machined part caused by high temperature is avoided, the surface roughness of the honing hole is reduced, and the honing quality is improved.
The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a precision is from centering oil spout honing tool, honing tool includes the mobile jib, follows the gliding locating of length direction of mobile jib the grinding subassembly of the internal peripheral push rod of mobile jib, with the downthehole surface contact honing of treating processing, its characterized in that: the mobile jib includes pole body, fixed connection the pole body tip is used for the connector with the main shaft butt joint, the outer peripheral face of connector is by being close to one side of pole body is kept away from one side of pole body is the toper and extends gradually and dwindles, the honing tool still includes and will makes the connector fastening is at the epaxial mounting structure of lathe main shaft.
2. The precision self-centering oil-jet honing tool of claim 1, wherein: the mounting structure comprises a mounting piece which is matched with the connecting body and fixes the connecting body on the main shaft of the machine tool.
3. The precision self-centering oil-jet honing tool of claim 2, wherein: the mounting structure further comprises a clamping table formed on the periphery of the connecting body, which is close to one side of the rod body, and when the connecting body is mounted on the machine tool spindle, the mounting piece is connected between the clamping table and the machine tool spindle.
4. The precision self-centering oil-jet honing tool of claim 3, wherein: the mounting piece is an annular component, an external thread is arranged on the outer peripheral surface of the clamping table, an internal thread is arranged on the inner periphery of the mounting piece, at least one part of the inner periphery of the mounting piece is in threaded connection with the clamping table, and at least one part of the inner periphery of the mounting piece is in threaded connection with a machine tool spindle.
5. The precision self-centering oil-jet honing tool of claim 3, wherein: the clamping table is provided with bayonets which are positioned on two corresponding sides in the circumferential direction.
6. The precision self-centering oil-jet honing tool of claim 1, wherein: the honing tool further comprises a flow guide hole which is arranged between the rod body and the connecting body in a penetrating mode along the length direction of the main rod, an inflow hole communicated with the flow guide hole is formed in the connecting body, and an outflow hole communicated with the flow guide hole is formed in the rod body.
7. The precision self-centering oil-jet honing tool of claim 6, wherein: the outflow hole is arranged on one side of the grinding assembly close to the connecting body, and the distance from the outflow hole to the end part of the grinding assembly close to one side of the connecting body is 0.5 mm-1 mm.
8. The precision self-centering oil-jet honing tool of claim 6, wherein: the flow guide holes are provided with two flow guide holes which are respectively positioned at two corresponding sides.
9. The precision self-centering oil-jet honing tool of claim 6, wherein: the inlet of the inflow hole is located on the outer circumferential surface of the connection body.
10. The precision self-centering oil-jet honing tool of claim 9, wherein: first sealed annular and second sealed annular have been seted up on the outer peripheral face of connector, first sealed annular and second sealed annular are in be located respectively in the extending direction of mobile jib the both sides of inflow hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386671.7U CN211414765U (en) | 2019-12-26 | 2019-12-26 | Precision self-centering oil injection honing cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922386671.7U CN211414765U (en) | 2019-12-26 | 2019-12-26 | Precision self-centering oil injection honing cutter |
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| Publication Number | Publication Date |
|---|---|
| CN211414765U true CN211414765U (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922386671.7U Active CN211414765U (en) | 2019-12-26 | 2019-12-26 | Precision self-centering oil injection honing cutter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021129418A1 (en) * | 2019-12-26 | 2021-07-01 | 苏州信能精密机械有限公司 | Precise self-centering inner oil injection honing tool |
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2019
- 2019-12-26 CN CN201922386671.7U patent/CN211414765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021129418A1 (en) * | 2019-12-26 | 2021-07-01 | 苏州信能精密机械有限公司 | Precise self-centering inner oil injection honing tool |
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