CN109531397B - Honing head for honing inner hole of cylinder body of aircraft engine part - Google Patents
Honing head for honing inner hole of cylinder body of aircraft engine part Download PDFInfo
- Publication number
- CN109531397B CN109531397B CN201811384388.4A CN201811384388A CN109531397B CN 109531397 B CN109531397 B CN 109531397B CN 201811384388 A CN201811384388 A CN 201811384388A CN 109531397 B CN109531397 B CN 109531397B
- Authority
- CN
- China
- Prior art keywords
- honing
- base body
- screw
- connecting rod
- rod
- 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.)
- Active
Links
Images
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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/02—Honing machines or devices; Accessories therefor designed for working internal surfaces of revolution, e.g. of cylindrical or conical shapes
-
- 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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/08—Honing tools
- B24B33/083—Honing tools with different sets of honing stones
-
- 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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/08—Honing tools
- B24B33/084—Honing tools having honing stones at the end of bars
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A honing head for honing an inner hole of a cylinder body of an aircraft engine part comprises a base body, an adjusting cone core, a sleeve, a lining, a locking nut, an adjusting nut, a connecting shaft rod, a sliding block, a bearing block, a honing rack, a pin rod screw, a pin rod, a set screw, a positioning screw, a supporting screw and a whetstone, wherein through the implementation of the honing head, the head of the base body is provided with the whetstone fixed on the honing rack, and the depth of the adjusting cone core in the base body is connected to control the shrinkage and expansion of the honing rack outside the base body, so that the adaptability of the honing head to hole honing is greatly enhanced, and the problems that the existing inner hole finish machining mode limits the limitation of the machining range of novel engine parts and the stability in the machining process is not enough are solved; thereby improving the processing precision and quality of the parts.
Description
Technical Field
The invention belongs to the technical field of manufacturing of aircraft engines, and particularly relates to a honing head for honing an inner hole of a cylinder body of an aircraft engine part.
Background
In many parts machining of aircraft engines, a common inner hole finish machining mode mainly adopts a grinding (internal grinding machine) mode. Taking common grinding as an example, the structure of the prior art is basically composed of a grinding head and a clamping handle to finish the processing of an inner hole of a part; the grinding mode has the limitation of the processing range, the stability in the processing process is not enough, and the grinding head is easy to damage in the working process, so that the processing precision is influenced, and the production and development requirements of a novel engine cannot be met.
Disclosure of Invention
In order to solve the technical problem, the invention provides a honing head for honing an inner hole of a cylinder body of an aircraft engine part.
The invention is realized by the following technical scheme.
The invention provides a honing head for honing an inner hole of a cylinder of an aircraft engine part, which comprises a base body, an adjusting conical core, a sleeve, a bushing, a locking nut, an adjusting nut, a connecting shaft rod, a sliding block, a bearing block, a honing rack, a pin rod screw, a pin rod, a set screw, a positioning screw, a supporting screw and oilstones, wherein the base body is cylindrical and hollow, and the adjusting conical core is arranged in the base body; the honing rack is arranged on the outer side of the base body, penetrates through the outer wall of the base body, enters the inner cavity of the base body and is in contact with the adjusting cone core; the oilstone is fixedly arranged at the outer side of the honing stick frame; a sliding block is arranged inside the bottom end of the base body, a threaded hole is formed in the middle of the sliding block, a positioning screw is arranged in the threaded hole, and one end of the positioning screw abuts against the tail end of the adjusting conical core; the sleeve is sleeved at the bottom end of the base body, a bushing is installed in the sleeve, and a locking nut is arranged at the bottom end of the sleeve and installed on the outer wall of the bushing; a connecting rod is arranged in the bushing, an adjusting nut is arranged at the bottom of the bushing, and the adjusting nut is arranged on the outer wall of the connecting rod; the pin rod is arranged in the connecting shaft rod, the top end of the pin rod is embedded into the positioning screw, and the positioning screw can rotate along with the rotation of the pin rod.
And the spring is arranged in the stepped hole, one end of the spring is propped against the bottom end of the adjusting conical core, and the other end of the spring is propped against the stepped hole arranged in the inner cavity of the base body.
The positioning block is arranged in the base body and is arranged at the rear part of the sliding block, a through hole is formed in the middle of the positioning block, the pin rod penetrates through the through hole of the positioning block and is embedded into the positioning screw, and the pin rod screw is arranged outside the base body, penetrates through the base body, enters the positioning block and is tightly pressed against the pin rod.
Furthermore, the connecting device also comprises a coupling bush, and the pin rod bush is arranged on the outer wall of the coupling rod and is arranged at the tail end of the coupling rod.
Further, still include round pin tail screw, round pin tail screw installs in the end of antithetical couplet axostylus axostyle, from the inside of the lateral wall screw in antithetical couplet axostylus axostyle of antithetical couplet axostylus axostyle, can fix the position of round pin pole in antithetical couplet axostylus axostyle inner chamber.
Furthermore, the contact surface of the adjusting conical core and the honing strip frame is a conical surface, and the honing strip frame can generate lateral displacement relative to the base body along with the movement of the adjusting conical core.
Furthermore, the device also comprises a supporting block and a supporting screw, wherein the supporting block is arranged on the outer side of the base body, and the supporting screw penetrates through the supporting block to fasten the supporting block on the outer wall of the base body.
Further, still include a spring, the spring sets up in the honing strip frame outside, wraps up honing strip frame in the outside of base member.
Furthermore, the steel ball connecting device also comprises 4-8 steel balls which are uniformly distributed on the outer side of the connecting rod 7 and between the connecting rod and the sleeve.
The invention has the beneficial effects that: through the implementation of the invention, the head of the base body is provided with the oilstone fixed on the honing rack, and the depth of the connecting and adjusting conical core in the base body is used for controlling the shrinkage and expansion of the honing rack outside the base body, so that the adaptability of the honing head to hole honing is greatly enhanced, and the problems that the existing inner hole finish machining mode limits the processing range of novel engine parts and the stability in the processing process is not enough are solved; thereby improving the processing precision and quality of the parts.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view taken along line A-A of FIG. 1;
FIG. 3 is a view from the B-B direction in FIG. 1;
in the figure: 1-base body, 2-adjusting cone core, 3-sleeve, 4-bush, 5-lock nut, 6-adjusting nut, 7-coupling rod, 8-coupling bush, 9-positioning block, 10-pin rod screw, 11-slide block, 12-bearing block, 13-fixing hook, 14-honing rack, 15-pin rod screw, 16-spring, 17-pin rod, 18-steel ball, 19-set screw, 20-positioning screw, 21-supporting screw and 22-oilstone.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1-3, a honing head for honing an inner hole of a cylinder of an aircraft engine part comprises a base body 1, an adjusting cone core 2, a sleeve 3, a bushing 4, a locking nut 5, an adjusting nut 6, a connecting rod 7, a sliding block 11, a bearing block 12, a honing strip frame 14, a pin rod screw 15, a pin rod 17, a set screw 19, a positioning screw 20, a supporting screw 21 and an oilstone 22, wherein the base body 1 is cylindrical and hollow, and the adjusting cone core 2 is arranged inside the base body 1; the honing stick frame 14 is arranged at the outer side of the base body 1, penetrates through the outer wall of the base body 1, enters the inner cavity of the base body 1 and is in contact with the adjusting cone core 2; the oilstone 22 is fixedly arranged at the outer side of the honing stick frame 14; a sliding block 11 is arranged inside the bottom end of the base body 1, a threaded hole is formed in the middle of the sliding block 11, a positioning screw 20 is arranged in the threaded hole, and one end of the positioning screw 20 is propped against the tail end of the adjusting conical core 2; the sleeve 3 is sleeved at the bottom end of the base body 1, a lining 4 is installed in the sleeve 3, a locking nut 5 is arranged at the bottom end of the sleeve 3, and the locking nut 5 is installed on the outer wall of the lining 4; a connecting rod 7 is arranged in the lining 4, an adjusting nut 6 is arranged at the bottom of the lining 4, and the adjusting nut 6 is arranged on the outer wall of the connecting rod 7; the connecting rod 7 is internally provided with a pin rod 17, the top end of the pin rod 17 is embedded into a positioning screw 20, and the positioning screw 20 can rotate along with the rotation of the pin rod 17.
Further, still include spring 16, be equipped with the shoulder hole in the inner chamber of base member 1, spring 16 installs in the shoulder hole, and one end of spring 16 is held up in the bottom of adjusting conical core 2, and the other end is held up on the shoulder hole that the inner chamber of base member 1 set up.
Furthermore, the positioning device further comprises a positioning block 9 and a pin rod screw 10, wherein the positioning block 9 is installed in the base body 1 and is arranged at the rear part of the sliding block 11, a through hole is formed in the middle of the positioning block 9, the pin rod 17 penetrates through the through hole of the positioning block 9 and is embedded into the positioning screw 20, the pin rod screw 10 is arranged outside the base body 1, penetrates through the base body 1, enters the positioning block 9 and is tightly pressed against the pin rod 17.
Further, the connecting device also comprises a connecting shaft bushing 8, and the pin rod bushing 8 is arranged on the outer wall of the connecting shaft rod 7 and is arranged at the tail end of the connecting shaft rod 7.
Further, the connecting rod device further comprises a pin tail screw 15, wherein the pin tail screw 15 is installed at the tail end of the connecting rod 7, is screwed into the connecting rod 7 from the side wall of the connecting rod 7, and can fix the position of the pin 17 in the inner cavity of the connecting rod 7.
Furthermore, the contact surface of the adjusting cone core 2 and the honing rack 14 is a conical surface, and the honing rack 14 can generate lateral displacement relative to the base body 1 along with the movement of the adjusting cone core 2.
Further, the device also comprises a supporting block 12 and a supporting screw 21, wherein the supporting block 12 is arranged outside the base body 1, and the supporting screw 21 penetrates through the supporting block 12 to fasten the supporting block 12 on the outer wall of the base body 1.
Further, the spring 23 is further included, the spring 23 is arranged on the outer side of the honing stick frame 14, and the honing stick frame 14 is wrapped on the outer side of the base body 1.
Further, the connecting device also comprises 4-8 steel balls 18, wherein the steel balls 18 are uniformly distributed on the outer side of the connecting rod 7 and between the connecting rod 7 and the sleeve 3.
The top end of the honing head is also provided with a fixed hook 13, and the honing rack 14 can be fixed when in use.
An adjustable adjusting cone core 2; the height and diameter range of the honing stick frame 14 are limited, and the oilstone 22 can act at the control position of the corresponding groove of the honing stick frame 14;
the connecting shaft rod 7 and the steel ball 18 are combined; the stability and stability of the oilstone 22 in the honing process can be kept, and in addition, the oilstone 22 can be conveniently reground and replaced after being worn;
during grinding, the axial position of the sliding block 11 is fixed by a set screw 19, the axial position of the conical core 2 is adjusted by a positioning screw 20, so that the oilstone 22 is expanded, and grinding is carried out by taking the axis of the substrate 1 as a reference;
the oilstone 22 selects abrasive materials, granularity, hardness and bonding agents according to the material and precision of the workpiece, and is selected and bonded by a user;
coarse-grained oilstone is used when the requirement on the surface roughness of the workpiece is not high, and conversely, fine-grained oilstone is used; the cutting amount is large, and the cutting is required to be fast for processing by using crude oilstones;
the bonding of the oilstone 22 and the honing rack 14 can be bonded by epoxy resin, and the oilstone 22 is ground to the required size on an outer circle grinding machine after being bonded;
after the sharpening is finished, the set screw 19 is withdrawn, and the relative position between the slide block 11 and the positioning screw 20 is adjusted, so that the adjusting conical core 2 can axially move, and the honing rack 14 can freely contract and expand.
Claims (7)
1. The utility model provides a honing head that is used for honing of aeroengine part barrel hole which characterized in that: the adjustable taper core comprises a base body (1), an adjustable taper core (2), a sleeve (3), a bushing (4), a locking nut (5), an adjusting nut (6), a connecting rod (7), a sliding block (11), a supporting block (12), a honing rack (14), a pin rod (17), a set screw (19), a positioning screw (20), a supporting screw (21) and oilstones (22), wherein the base body (1) is cylindrical and hollow, and the adjustable taper core (2) is arranged in the base body (1); the honing stick frame (14) is arranged on the outer side of the base body (1), penetrates through the outer wall of the base body (1), enters the inner cavity of the base body (1), and is in contact with the adjusting conical core (2); the oilstone (22) is fixedly arranged at the outer side of the honing stick frame (14); a sliding block (11) is arranged inside the bottom end of the base body (1), a threaded hole is formed in the middle of the sliding block (11), a positioning screw (20) is arranged in the threaded hole, and one end of the positioning screw (20) is propped against the tail end of the adjusting conical core (2); the sleeve (3) is sleeved at the bottom end of the base body (1), a lining (4) is installed in the sleeve (3), a locking nut (5) is arranged at the bottom end of the sleeve (3), and the locking nut (5) is installed on the outer wall of the lining (4); a connecting rod (7) is arranged in the bushing (4), an adjusting nut (6) is arranged at the bottom of the bushing (4), and the adjusting nut (6) is arranged on the outer wall of the connecting rod (7); a pin rod (17) is arranged in the connecting rod (7), the top end of the pin rod (17) is embedded into a positioning screw (20), and the positioning screw (20) can rotate along with the rotation of the pin rod (17);
the positioning device is characterized by further comprising a positioning block (9) and a pin rod screw (10), wherein the positioning block (9) is installed in the base body (1) and is arranged at the rear part of the sliding block (11), a through hole is formed in the middle of the positioning block (9), the pin rod (17) penetrates through the through hole of the positioning block (9) and is embedded into the positioning screw (20), the pin rod screw (10) is arranged outside the base body (1), penetrates through the base body (1) and enters the positioning block (9), and is tightly pressed against the pin rod (17);
the support device is characterized by further comprising a support block (12) and a support screw (21), wherein the support block (12) is arranged on the outer side of the base body (1), and the support screw (21) penetrates through the support block (12) to fasten the support block (12) on the outer wall of the base body (1);
during sharpening, the axial position of the sliding block (11) is fixed by a set screw (19), the axial position of the conical core (2) is adjusted by a positioning screw (20) to expand the oilstone (22), and sharpening is carried out by taking the axis of the substrate (1) as a reference.
2. The honing head for honing the bore in the barrel of an aircraft engine part of claim 1, wherein: still include spring (16), be equipped with the shoulder hole in the inner chamber of base member (1), spring (16) are installed in the shoulder hole, and the one end top of spring (16) is in the bottom of adjusting awl core (2), and the other end top is on the shoulder hole that base member (1) inner chamber set up.
3. The honing head for honing the bore in the barrel of an aircraft engine part of claim 1, wherein: the connecting shaft is characterized by further comprising a coupling bushing (8), wherein the coupling bushing (8) is installed on the outer wall of the coupling rod (7) and is arranged at the tail end of the coupling rod (7).
4. The honing head for honing the bore in the barrel of an aircraft engine part of claim 1, wherein: the connecting rod fixing device is characterized by further comprising a pin tail screw (15), wherein the pin tail screw (15) is installed at the tail end of the connecting rod (7), and the pin tail screw (15) is screwed into the connecting rod (7) from the side wall of the connecting rod (7) and can fix the position of the pin rod (17) in the inner cavity of the connecting rod (7).
5. The honing head for honing the bore in the barrel of an aircraft engine part of claim 1, wherein: the contact surface of the adjusting conical core (2) and the honing strip frame (14) is a conical surface, and the honing strip frame (14) can generate lateral displacement relative to the base body (1) along with the movement of the adjusting conical core (2).
6. The honing head for honing the bore in the barrel of an aircraft engine part of claim 1, wherein: the spring (23) is arranged on the outer side of the honing rack (14), and the honing rack (14) is wrapped on the outer side of the base body (1).
7. The honing head for honing the bore in the barrel of an aircraft engine part of claim 1, wherein: the connecting rod further comprises 4-8 steel balls (18), wherein the steel balls (18) are uniformly distributed on the outer side of the connecting rod (7) and are arranged between the connecting rod (7) and the sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811384388.4A CN109531397B (en) | 2018-11-20 | 2018-11-20 | Honing head for honing inner hole of cylinder body of aircraft engine part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811384388.4A CN109531397B (en) | 2018-11-20 | 2018-11-20 | Honing head for honing inner hole of cylinder body of aircraft engine part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109531397A CN109531397A (en) | 2019-03-29 |
| CN109531397B true CN109531397B (en) | 2021-01-22 |
Family
ID=65848783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811384388.4A Active CN109531397B (en) | 2018-11-20 | 2018-11-20 | Honing head for honing inner hole of cylinder body of aircraft engine part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109531397B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111906682A (en) * | 2020-08-08 | 2020-11-10 | 南通新冯精密机械有限公司 | High-efficient honing machine constructs |
| CN112975732A (en) * | 2021-05-06 | 2021-06-18 | 四川仨川航空机械设备有限公司 | Honing tool for radial drilling machine and method for honing inner hole of pivot sleeve of landing gear |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE611983C (en) * | 1932-09-11 | 1935-04-11 | Kellenberger & Co L | Cylinder filling grinding or polishing tool for processing inner cylinders |
| JPH08155826A (en) * | 1994-11-30 | 1996-06-18 | Nissan Motor Co Ltd | Honing method and honing head used in this method |
| US5957766A (en) * | 1997-07-21 | 1999-09-28 | Micromatic Operations, Inc. | Releasable cylindrical tool body |
| CN101549475B (en) * | 2009-04-22 | 2010-10-27 | 苏州信能精密机械有限公司 | Novel automatic oil spout type honing lever |
-
2018
- 2018-11-20 CN CN201811384388.4A patent/CN109531397B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109531397A (en) | 2019-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109531397B (en) | Honing head for honing inner hole of cylinder body of aircraft engine part | |
| CN203566475U (en) | Fixed and combined honing rod | |
| CN103372808A (en) | Deep hole bottom surface grinding tool | |
| CN101157191A (en) | Processing method of sapphire nozzle inner pyramidal face | |
| CN105397584B (en) | A kind of inner bore machining device | |
| CN105619271B (en) | A kind of abrasive cut-off wheel method for machining bore | |
| CN202985325U (en) | Grinding tool for improving processing precision of deep long through hole | |
| CN203738326U (en) | Inner bore rolling cutter | |
| CN104690638B (en) | A kind of Ginding process and optical fiber ceramic sleeve of optical fiber ceramic sleeve endoporus | |
| CN106625205B (en) | The grinding tool and grinding method of servo mechanism roller bearing drive piston rod square hole | |
| CN103084976B (en) | " V " shape supporting tool fixture | |
| CN101722445A (en) | Super-long inner hole grinding tool of revolved body | |
| CN204194979U (en) | Process slim roller gear part gear grinding clamp | |
| CN203305039U (en) | Device for improving surface roughness of inner hole of hole-type part | |
| CN201500912U (en) | Internal and external grinding integrated grinding machine | |
| CN111421395B (en) | Method for honing bottom of hydraulic support upright cylinder barrel | |
| CN209793022U (en) | Ultrasonic rolling tool head with adjustable taper | |
| CN207289787U (en) | A kind of floating type honing rod | |
| CN212330521U (en) | Hydraulic adjusting center frame stabilizing device for grinding rotating body | |
| CN208323047U (en) | Grinding equipment | |
| CN104985448A (en) | Follower rest used for slender shaft finish machining | |
| CN210588736U (en) | Universal adjusting double-feeding honing head | |
| CN205600477U (en) | Supporting processingequipment who uses of metal mobile phone shell processing technology | |
| CN2843737Y (en) | Special chuck of centering drill | |
| CN206084727U (en) | Elastic honing rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |