CN114161187A - Circumferential hole drilling, clamping and positioning tool - Google Patents
Circumferential hole drilling, clamping and positioning tool Download PDFInfo
- Publication number
- CN114161187A CN114161187A CN202111578845.5A CN202111578845A CN114161187A CN 114161187 A CN114161187 A CN 114161187A CN 202111578845 A CN202111578845 A CN 202111578845A CN 114161187 A CN114161187 A CN 114161187A
- Authority
- CN
- China
- Prior art keywords
- hole
- pin
- positioning
- shaped base
- bottom plate
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 11
- 238000003825 pressing Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 238000010923 batch production Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention provides a circumferential hole drilling, clamping and positioning tool which comprises a V-shaped base, a bottom plate, a pin, a positioning block, a pin shaft, a nut, a cover plate, an upright post, a stud, a locking nut and a spring washer. The invention has simple structure and convenient combination, and can realize the quick clamping and dismounting of parts. The positioning block at the end part of the tool can realize quick axial positioning, and a jackscrew hole is processed when the positioning pin is removed; after the positioning pin is installed, the positioning pin and the jackscrew hole are matched to realize circumferential positioning of the part, and the cover plate can be quickly compressed and loosened to realize quick clamping and dismounting of the part. The clamping and positioning tool can solve the problem of rapid processing of circumferential holes of shaft parts, can meet the processing requirements of hole systems in batch production, and improves the processing efficiency.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a clamping and positioning tool suitable for machining a circumferential hole of a wheel shaft part.
Background
When the numerical control vertical drilling machine drills the circumferential hole of the wheel shaft part, the size tolerance of the distance between the jackscrew hole for positioning the wheel shaft part and the end face is +/-0.05 mm, the central line of the jackscrew hole and the central line of the oil channel hole are on the same plane and pass through the rotation center of the wheel shaft, and the structure of the part is shown in figure 1. In order to process the circumferential hole of the wheel shaft part, the part needs to be scribed in advance, and then processing is carried out according to the scribing position, so that the processing efficiency is low, and the quality consistency is poor.
Disclosure of Invention
Technical problem to be solved
The invention provides a circumferential hole drilling, clamping and positioning tool, which aims to solve the technical problems of low machining efficiency and poor quality consistency of circumferential holes of wheel shaft parts.
(II) technical scheme
In order to solve the technical problem, the invention provides a circumferential hole drilling, clamping and positioning tool, which comprises a V-shaped base, a bottom plate, a pin, a positioning block, a pin shaft, a nut, a cover plate, an upright post, a stud, a locking nut and a spring washer; wherein the content of the first and second substances,
v type base processing has the V type groove that runs through along base length direction, and V type bottom of the groove portion has the square groove structure, and V type groove both sides processing has relative first pinhole and the second pinhole that sets up.
The V-shaped base is fixed on a machine tool workbench through a pressing plate after being aligned, the bottom plate is arranged in a square groove of the V-shaped base, and a first fastening screw penetrates through a counter bore in the bottom plate and a threaded hole in the V-shaped groove to fixedly connect the bottom plate with the V-shaped base; the pin is inserted into a positioning pin hole of the bottom plate and is used for being inserted into a processed jackscrew hole on the wheel shaft part;
the second fastening screw penetrates through the side through hole of the positioning block and the side threaded hole of the bottom plate to fixedly connect the positioning block and the bottom plate;
the pin shaft penetrates through a first pin hole in the V-shaped base, and the two nuts are screwed into threads at two ends of the first pin hole to axially limit the pin shaft; the fixed end of the cover plate is hinged with the V-shaped base through a pin shaft, and the cover plate can be turned over through the pin shaft;
the upright post is of an inverted T-shaped structure, a through threaded hole is processed in the horizontal part of the bottom end, and an external thread is processed in the vertical part; one end of the stud is provided with a thread, and the other end of the stud is provided with a light column; the bottom end threaded hole of the upright column is communicated with a second pin hole in the V-shaped base, two studs are respectively installed from two ends of the second pin hole, the threaded ends of the studs are screwed into the bottom end threaded holes of the upright column, the upright column is hinged with the V-shaped base through the studs, and the upright column can rotate along the common axis of the light columns of the two studs; the vertical portion of stand can insert the through-hole that is located apron rotation end, and lock nut passes through threaded connection with the vertical portion of stand, is provided with spring washer between lock nut and apron rotation end.
(III) advantageous effects
The invention provides a circumferential hole drilling, clamping and positioning tool which comprises a V-shaped base, a bottom plate, a pin, a positioning block, a pin shaft, a nut, a cover plate, an upright post, a stud, a locking nut and a spring washer. The invention has simple structure and convenient combination, and can realize the quick clamping and dismounting of parts. The positioning block at the end part of the tool can realize quick axial positioning, and a jackscrew hole is processed when the positioning pin is removed; after the positioning pin is installed, the positioning pin and the jackscrew hole are matched to realize circumferential positioning of the part, and the cover plate can be quickly compressed and loosened to realize quick clamping and dismounting of the part. The clamping and positioning tool can solve the problem of rapid processing of circumferential holes of shaft parts, can meet the processing requirements of hole systems in batch production, and improves the processing efficiency.
Drawings
FIG. 1 is a schematic view of the construction of the axle components;
fig. 2a is a front view, fig. 2b is a side view, and fig. 2c is a top view of the circumferential hole drilling, clamping and positioning tool in the embodiment of the invention.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
The embodiment provides a circumferential hole drilling, clamping and positioning tool, the structure of which is shown in fig. 2, and the tool mainly comprises a V-shaped base 1, a bottom plate 10, a pin 7, a positioning block 8, a pin shaft 11, a nut 12, a cover plate 2, an upright post 3, a stud 13, a lock nut 4 and a spring washer 5.
The V-shaped base 1 is fixed on a machine tool workbench through a pressing plate after being aligned, the bottom plate 10 is arranged in a square groove of the V-shaped base 1, and the first fastening screw 6 penetrates through a counter bore in the bottom plate 10 and a threaded hole in the V-shaped groove to fixedly connect the bottom plate 10 with the V-shaped base 1. The pin 7 is inserted into a positioning pin hole of the bottom plate 10 and is used for inserting a machined jackscrew hole on the wheel shaft part.
The second fastening screw 9 penetrates through the side through hole of the positioning block 8 and the side threaded hole of the bottom plate 10 to fixedly connect the positioning block 8 and the bottom plate 10.
The pin shaft 11 penetrates through a first pin hole in the V-shaped base 1, and the two nuts 12 are screwed into threads at two ends of the first pin hole to axially limit the pin shaft 11. The fixed end of the cover plate 2 is hinged with the V-shaped base 1 through a pin shaft 11, and the cover plate 2 can be turned over through the pin shaft 11.
The stand 3 adopts the type of falling T structure, and bottom horizontal part processing has the through thread hole, and vertical portion processing has the external screw thread. One end of the stud 13 is provided with a thread, and the other end is provided with a light column. The bottom end threaded hole of the upright column 3 is communicated with a second pin hole in the V-shaped base 1, the two studs 13 are respectively arranged at two ends of the second pin hole, the threaded ends of the studs 13 are screwed into the bottom end threaded hole of the upright column 3, the upright column 3 is hinged with the V-shaped base 1 through the studs 13, and the upright column 3 can rotate along the common axis of the light columns of the two studs 13. The vertical portion of the post 3 can be inserted into the through hole at the rotational end of the cover plate 2, the lock nut 4 is in threaded connection with the vertical portion of the post 3, and a spring washer 5 is provided between the lock nut 4 and the rotational end of the cover plate 2.
When the circumferential hole drilling of the wheel shaft part is carried out, the wheel shaft is placed into a V-shaped groove of a V-shaped base 1, the end face of a machining reference is close to the end face of a positioning block 8, a cover plate 2 and an upright post 3 are turned over, the upright post 3 is inserted into a through hole at the rotating end of the cover plate 2, a spring washer 5 and a locking nut 4 are arranged on the upright post 3, the locking nut 4 is screwed to compress the wheel shaft, and a jackscrew hole is drilled in the wheel shaft; loosening the locking nut 4, lifting the cover plate 2, inserting the pin 7 into the positioning pin hole of the bottom plate 10, loading the wheel shaft to enable the reference end surface to be close to the end surface of the positioning block 8, ensuring that the pin 7 is inserted into the jackscrew hole processed in the previous procedure, realizing the positioning of the wheel shaft, turning the cover plate 2 and the upright post 3, loading the spring washer 5 and the locking nut 4 on the upright post 3, screwing the locking nut 4 to compress the wheel shaft, and processing other circumferential holes.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (1)
1. A circumferential hole drilling, clamping and positioning tool is characterized by comprising a V-shaped base, a bottom plate, a pin, a positioning block, a pin shaft, a nut, a cover plate, an upright post, a stud, a locking nut and a spring washer; wherein the content of the first and second substances,
v type base processing has the V type groove that runs through along base length direction, and V type bottom of the groove portion has the square groove structure, and V type groove both sides processing has relative first pinhole and the second pinhole that sets up.
The V-shaped base is fixed on a machine tool workbench through a pressing plate after being aligned, the bottom plate is arranged in a square groove of the V-shaped base, and a first fastening screw penetrates through a counter bore in the bottom plate and a threaded hole in the V-shaped groove to fixedly connect the bottom plate with the V-shaped base; the pin is inserted into a positioning pin hole of the bottom plate and is used for being inserted into a processed jackscrew hole on the wheel shaft part;
the second fastening screw penetrates through the side through hole of the positioning block and the side threaded hole of the bottom plate to fixedly connect the positioning block and the bottom plate;
the pin shaft penetrates through a first pin hole in the V-shaped base, and the two nuts are screwed into threads at two ends of the first pin hole to axially limit the pin shaft; the fixed end of the cover plate is hinged with the V-shaped base through a pin shaft, and the cover plate can be turned over through the pin shaft;
the upright post is of an inverted T-shaped structure, a through threaded hole is processed in the horizontal part of the bottom end, and an external thread is processed in the vertical part; one end of the stud is provided with a thread, and the other end of the stud is provided with a light column; the bottom end threaded hole of the upright column is communicated with a second pin hole in the V-shaped base, two studs are respectively installed from two ends of the second pin hole, the threaded ends of the studs are screwed into the bottom end threaded holes of the upright column, the upright column is hinged with the V-shaped base through the studs, and the upright column can rotate along the common axis of the light columns of the two studs; the vertical portion of stand can insert the through-hole that is located apron rotation end, and lock nut passes through threaded connection with the vertical portion of stand, is provided with spring washer between lock nut and apron rotation end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111578845.5A CN114161187A (en) | 2021-12-22 | 2021-12-22 | Circumferential hole drilling, clamping and positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111578845.5A CN114161187A (en) | 2021-12-22 | 2021-12-22 | Circumferential hole drilling, clamping and positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114161187A true CN114161187A (en) | 2022-03-11 |
Family
ID=80487744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111578845.5A Pending CN114161187A (en) | 2021-12-22 | 2021-12-22 | Circumferential hole drilling, clamping and positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114161187A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117245122A (en) * | 2023-11-20 | 2023-12-19 | 成都天科航空制造股份有限公司 | Drilling tool and drilling method for drilling stop pin holes in aviation pin shafts |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH068156A (en) * | 1992-06-30 | 1994-01-18 | Masaharu Kubokawa | Attachment/detachment jig for nut locking ring |
| US20030041701A1 (en) * | 2001-04-09 | 2003-03-06 | Yu-Yen Wang Wu | Combination tool for assembling and dismantling a lock nut of a bearing of a wheel axle of a wheeled vehicle |
| CN206677246U (en) * | 2017-03-03 | 2017-11-28 | 天津职业技术师范大学 | Outer circle surface of shaft part is bored and is mutually perpendicular to hole special fixture |
| CN108857518A (en) * | 2018-08-01 | 2018-11-23 | 国营四达机械制造公司 | The boring jig and processing method in two space intersection holes on a kind of processing profiled part |
| CN213052885U (en) * | 2020-08-21 | 2021-04-27 | 江苏大学 | Self-centering rapid drilling clamp for rocker shaft of speed regulator |
| CN216939498U (en) * | 2021-12-22 | 2022-07-12 | 北京北方车辆集团有限公司 | Circumferential hole drilling, clamping and positioning tool |
-
2021
- 2021-12-22 CN CN202111578845.5A patent/CN114161187A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH068156A (en) * | 1992-06-30 | 1994-01-18 | Masaharu Kubokawa | Attachment/detachment jig for nut locking ring |
| US20030041701A1 (en) * | 2001-04-09 | 2003-03-06 | Yu-Yen Wang Wu | Combination tool for assembling and dismantling a lock nut of a bearing of a wheel axle of a wheeled vehicle |
| CN206677246U (en) * | 2017-03-03 | 2017-11-28 | 天津职业技术师范大学 | Outer circle surface of shaft part is bored and is mutually perpendicular to hole special fixture |
| CN108857518A (en) * | 2018-08-01 | 2018-11-23 | 国营四达机械制造公司 | The boring jig and processing method in two space intersection holes on a kind of processing profiled part |
| CN213052885U (en) * | 2020-08-21 | 2021-04-27 | 江苏大学 | Self-centering rapid drilling clamp for rocker shaft of speed regulator |
| CN216939498U (en) * | 2021-12-22 | 2022-07-12 | 北京北方车辆集团有限公司 | Circumferential hole drilling, clamping and positioning tool |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117245122A (en) * | 2023-11-20 | 2023-12-19 | 成都天科航空制造股份有限公司 | Drilling tool and drilling method for drilling stop pin holes in aviation pin shafts |
| CN117245122B (en) * | 2023-11-20 | 2024-01-19 | 成都天科航空制造股份有限公司 | Drilling tool and drilling method for drilling stop pin holes in aviation pin shafts |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108480923B (en) | Method for precisely machining large thin-wall revolving body part | |
| CN109079204B (en) | A kind of engine nozzle ring inclined-hole jig | |
| CN216939498U (en) | Circumferential hole drilling, clamping and positioning tool | |
| CN114161187A (en) | Circumferential hole drilling, clamping and positioning tool | |
| CN212310928U (en) | Inclined hole drilling device | |
| CN211162955U (en) | Drilling clamp | |
| CN109366237B (en) | Turning tool | |
| CN220783063U (en) | Rotating shaft clamp | |
| CN217942556U (en) | Steering arm seat machining device | |
| CN220347240U (en) | Differential mechanism casing clamping device | |
| CN212444164U (en) | Pin column and semi-cylindrical combined surface machining clamp | |
| CN111390589A (en) | Method and system for machining opening gear, main bearing hole and bottom surface of V-shaped diesel engine | |
| CN209754611U (en) | Herringbone plate fixing device | |
| CN215035921U (en) | Rotary indexing device for machining multi-surface inclined and straight holes | |
| CN220216975U (en) | Clamping device of gear grinding machine | |
| CN217668074U (en) | Adapter thread turning clamp | |
| CN213034131U (en) | Positioning fixture for machining shaft box | |
| CN213318967U (en) | Fixture tool for machining bearing end cover | |
| CN215699819U (en) | Quick positioning and clamping device for end face machining of thin-wall valve body | |
| CN213591808U (en) | Tool for machining inclined hole of shell | |
| CN209532722U (en) | A kind of dedicated follow-rest of elongated bar stock processing | |
| CN217071539U (en) | Comprehensive process clamp for machining engine connecting rod | |
| CN216066440U (en) | Turnout rail props processing frock structure | |
| CN210967645U (en) | Connecting rod welding process cylinder | |
| CN218050475U (en) | Aluminum alloy part crosses nail hole ream terminal surface stop device |
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 |