CN110666215A - Forged shaft center hole machining device and machining method - Google Patents
Forged shaft center hole machining device and machining method Download PDFInfo
- Publication number
- CN110666215A CN110666215A CN201911083055.2A CN201911083055A CN110666215A CN 110666215 A CN110666215 A CN 110666215A CN 201911083055 A CN201911083055 A CN 201911083055A CN 110666215 A CN110666215 A CN 110666215A
- Authority
- CN
- China
- Prior art keywords
- power box
- chuck
- center hole
- drill bit
- fixed
- 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
- 238000003754 machining Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title abstract description 4
- 238000005553 drilling Methods 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 2
- 238000005242 forging Methods 0.000 abstract description 8
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B41/02—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
-
- 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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to a device and a method for machining a center hole of a forged shaft, belonging to the field of machining of center holes of forged shafts; the technical problem to be solved is to provide a processing device which can be used for bidirectional clamping, can conveniently adjust the position of a center, and is convenient for determining the center and drilling a center hole; the technical scheme for solving the technical problem is as follows: a forging shaft center hole machining device comprises a lathe bed, wherein a fixed power box is arranged on the left side of the upper portion of the lathe bed, a movable power box is arranged on the right end of the upper portion of the lathe bed, fixed chucks are symmetrically arranged on the movable power box and the fixed power box, the fixed chucks are four-jaw independent chucks, the center position is adjusted through four-jaw independent movement, and meanwhile, a drill bit is arranged in the center of each chuck, so that center holes at two ends can be machined conveniently; the invention can be widely applied to the field of machining of the center hole of the forged shaft.
Description
Technical Field
The invention discloses a device and a method for machining a center hole of a forged shaft, and belongs to the technical field of machining of center holes of forged shafts.
Background
The processing of axle type forging is very high to surface accuracy requirement, need carry out the definite of central point to axle type part before carrying out the finish machining, and bore the centre bore, convenient follow-up processing, current lathe generally uses one end to press from both sides tightly, another uses the drill bit to bore the centre bore to the forging axle, but because forging surface unevenness, the machining allowance is great, central point is difficult to confirm, lead to the forging in the centre gripping location, the position of centre bore probably has the skew, in case the skew appears, can lead to follow-up technology to be useless, seriously influence production progress and manufacturing cost.
Disclosure of Invention
The invention overcomes the defects in the prior art, and provides the processing device which can be used for bidirectionally clamping, conveniently adjusting the center position, and conveniently determining the center and drilling the center hole.
In order to solve the technical problems, the invention adopts the technical scheme that: a forging shaft center hole processing device comprises a lathe bed, wherein a fixed power box is arranged on the left side of the upper portion of the lathe bed, a movable power box is arranged at the right end of the upper portion of the lathe bed, a left fixed chuck is arranged on one side, facing the movable power box, of the fixed power box, a right fixed chuck is arranged on one side, facing the fixed power box, of the movable power box, a left sleeve is arranged in the fixed power box and penetrates through the fixed power box from left to right, a left drill bit is arranged in the left sleeve, a right sleeve is arranged in the movable power box and penetrates through the movable power box from left to right, a right drill bit is arranged in the right sleeve and is opposite to the left drill bit, a drilling power device is arranged at the rear ends of the left drill bit and the right drill bit, the left fixed chuck and the right fixed chuck are four-jaw single-action chucks, a distance measuring instrument,
the left sleeve and the right sleeve are arranged on the same straight line along the central axis.
The left sleeve and the left fixing chuck are coaxially arranged, and the right sleeve and the right fixing chuck are coaxially arranged.
And a dial is arranged on the outer circular surface of the right fixed chuck.
And a chuck rotating mechanism is arranged on the outer sides of the left fixed chuck and the right fixed chuck.
The bottom of the movable power box is provided with a movable guide rail.
The distance measuring sliding track is parallel to the movable guide rail.
The distance meter is an infrared distance meter.
The satin shaft center hole machining device comprises the following use steps:
1) clamping two ends of the forged shaft workpiece between the left fixing chuck and the right fixing chuck;
2) simultaneously rotating the left fixing chuck and the right fixing chuck;
3) measuring the distance of the satin shaft from left to right once by using a distance meter every time the satin shaft rotates by 1 degree, and determining whether the shaft diameter of each section is within the range of the machining allowance;
4) when the distance meter rotates to a certain angle, the distance meter judges that the shaft diameter exceeds the machining allowance, and an independent single-action chuck is used for adjusting to compensate the machining allowance;
5) and after the compensation machining allowance is obtained, the distance measurement is carried out again, after the distance measurement is qualified, the center can be judged to meet the requirement, the rotating chuck is stopped, and the left drill bit and the right drill bit are used for machining the center hole.
Compared with the prior art, the invention has the following beneficial effects: the clamping device is a single-action four-jaw chuck, unidirectional adjustment can be performed after the offset of each section of the forging shaft is measured, the adjustment is convenient, the operation is convenient, the center of the chuck and the center of the drill bit are on the same straight line, after the center is determined, drilling operation can be performed between the centers, the reliability is high, the accuracy of subsequent processing can be ensured, and the rejection rate is reduced.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the fixing chuck.
In the figure, 1 is a lathe bed, 2 is a fixed power box, 3 is a movable power box, 4 is a left fixed chuck, 5 is a right fixed chuck, 6 is a left sleeve, 7 is a left drill bit, 8 is a right sleeve, 9 is a right drill bit, 10 is a movable guide rail, 11 is a distance meter, and 12 is a distance measuring sliding rail.
Detailed Description
As shown in figures 1 and 2, the forging shaft center hole processing device comprises a lathe bed 1, a fixed power box 2 is arranged on the left side of the upper portion of the lathe bed 1, a movable power box 3 is arranged on the right end of the upper portion of the lathe bed 1, a left fixed chuck 4 is arranged on one side, facing the movable power box 3, of the fixed power box 2, a right fixed chuck 5 is arranged on one side, facing the fixed power box 2, of the movable power box 3, a left sleeve 6 is arranged in the fixed power box 2 in a penetrating mode from left to right, a left drill bit 7 is arranged in the left sleeve 6, a right sleeve 8 is arranged in the movable power box 3 in a penetrating mode from left to right, a right drill bit 9 is arranged in the right sleeve 8, the left drill bit 7 is arranged opposite to the right drill bit 9, a drilling power device is arranged at the rear ends of the left drill bit 7 and the right drill bit 9, the left fixed chuck 4 and the right fixed chuck 5 are four-, distancer 11 be located 1 side of lathe bed, 11 bottoms of distancer be provided with range finding slip track 12, left sleeve 6 and 8 axis in right sleeve are on same straight line, left sleeve 6, the coaxial arrangement of left fixed chuck 4, right sleeve 8, the coaxial arrangement of right fixed chuck 5, be provided with the calibrated scale on the outer disc of right fixed chuck 5, left fixed chuck 4 is provided with chuck rotary mechanism with the 5 outsides in right fixed chuck, 3 bottoms in activity headstock are provided with movable guide 10, range finding slip track 12 be parallel to each other with movable guide 10, distancer 11 is infrared distancer.
A satin shaft center hole machining device comprises the following use steps:
1) clamping two ends of the forged shaft workpiece between a left fixed chuck 4 and a right fixed chuck 5;
2) simultaneously rotating the left fixed chuck 4 and the right fixed chuck 5;
3) measuring the distance of the satin shaft once from left to right by using a distance meter 11 every time the satin shaft rotates by 1 degree, and determining whether the shaft diameter of each section is within the range of the machining allowance;
4) when the distance meter 11 rotates to a certain angle, the distance meter judges that the shaft diameter exceeds the machining allowance, and an independent single-action chuck is used for adjusting to compensate the machining allowance;
5) and after the compensation machining allowance is obtained, the distance measurement is carried out again, after the distance measurement is qualified, the center can be judged to meet the requirement, the rotating chuck is stopped, and the left drill bit 7 and the right drill bit 9 are used for machining the center hole.
When the device is used, a workpiece with a central hole to be machined is clamped on the device by using the left and right fixed chucks, the workpiece is rotated by using the left and right fixed chucks, the dial is arranged on the outer circular surface of the right fixed chuck, the distance meter is used for measuring the shaft diameter of each section of the stepped shaft every time the workpiece rotates for a certain degree, when the shaft diameter is found to be not in accordance with the design standard, for example, when the workpiece is rotated for 90 degrees, the upper part of the shaft diameter is found to have a pit, the distance of a part of the single-action jaw in the opposite direction is pushed and moved to compensate the machining allowance, the center is found back, the center of the workpiece is ensured to be on the same straight line with the left sleeve and the right sleeve after multiple measurements, then the drill bit is used for drilling the central holes on the left and the right end surfaces of the workpiece simultaneously, the accuracy is high, can ensure that left side fixed chuck and right fixed chuck realize synchronous revolution, be provided with clutch on rotatory synchronization mechanism simultaneously, can carry out the position fixation to left fixed chuck and right fixed chuck after rotatory to certain angle, also can rotate left fixed chuck and right fixed chuck alone, improve the flexibility of using.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (9)
1. A forge axle centre bore processingequipment which characterized in that: comprises a lathe bed (1), a fixed power box (2) is arranged on the left side of the upper part of the lathe bed (1), a movable power box (3) is arranged at the right end, a left fixed chuck (4) is arranged on one side of the fixed power box (2) facing the movable power box (3), a right fixed chuck (5) is arranged on one side of the movable power box (3) facing the fixed power box (2), a left sleeve (6) is arranged in the fixed power box (2) and penetrates through the fixed power box (2) from left to right, a left drill bit (7) is arranged in the left sleeve (6), a right sleeve (8) is arranged in the movable power box (3) and penetrates through the movable power box (3) from left to right, a right drill bit (9) is arranged in the right sleeve (8), the left drill bit (7) and the right drill bit (9) are arranged oppositely, drilling power devices are arranged at the rear ends of the left drill bit (7) and the right drill bit (9), the left fixed chuck, be provided with distancer (11) between fixed headstock (2) and activity headstock (3), distancer (11) be located lathe bed (1) side, distancer (11) bottom be provided with range finding slip track (12).
2. The forged shaft center hole machining apparatus according to claim 1, wherein: the central axes of the left sleeve (6) and the right sleeve (8) are on the same straight line.
3. The forged shaft center hole machining apparatus according to claim 1, wherein: the left sleeve (6) and the left fixed chuck (4) are coaxially arranged, and the right sleeve (8) and the right fixed chuck (5) are coaxially arranged.
4. The forged shaft center hole machining apparatus according to claim 1, wherein: and a dial is arranged on the outer circular surface of the right fixed chuck (5).
5. The forged shaft center hole machining apparatus according to claim 1, wherein: and a chuck rotating mechanism is arranged on the outer sides of the left fixed chuck (4) and the right fixed chuck (5).
6. The forged shaft center hole machining apparatus according to claim 1, wherein: the bottom of the movable power box (3) is provided with a movable guide rail (10).
7. The forged shaft center hole machining apparatus according to claim 4, wherein: the distance measuring sliding track (12) is parallel to the movable guide rail (10).
8. The device for machining the central hole of the satin shaft according to claim 1, which is characterized in that: the distance measuring instrument (11) is an infrared distance measuring instrument.
9. The satin shaft center hole processing device according to claim 1, characterized by comprising the following steps:
1) clamping two ends of the forged shaft workpiece between a left fixed chuck (4) and a right fixed chuck (5);
2) simultaneously rotating the left fixed chuck (4) and the right fixed chuck (5);
3) measuring the distance of the satin shaft once from left to right by using a distance meter (11) every time the satin shaft rotates by 1 degree, and determining whether the shaft diameter of each section is within the range of the machining allowance;
4) when the distance measuring instrument (11) rotates to a certain angle, the distance measuring instrument judges that the shaft diameter exceeds the machining allowance, and an independent single-action chuck is used for adjusting to compensate the machining allowance;
5) and after the compensation machining allowance is obtained, the distance measurement is carried out again, after the distance measurement is qualified, the center can be judged to meet the requirement, the chuck is stopped rotating, and the left drill bit (7) and the right drill bit (9) are used for machining the center hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911083055.2A CN110666215A (en) | 2019-11-07 | 2019-11-07 | Forged shaft center hole machining device and machining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911083055.2A CN110666215A (en) | 2019-11-07 | 2019-11-07 | Forged shaft center hole machining device and machining method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110666215A true CN110666215A (en) | 2020-01-10 |
Family
ID=69086344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911083055.2A Pending CN110666215A (en) | 2019-11-07 | 2019-11-07 | Forged shaft center hole machining device and machining method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110666215A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305098A (en) * | 2021-05-25 | 2021-08-27 | 云南电网有限责任公司电力科学研究院 | Device and method for detecting and removing scale sample of voltage-sharing electrode |
| CN113333821A (en) * | 2021-07-28 | 2021-09-03 | 烟台拉斐尔生物科技有限公司 | Deep hole drilling clamp for small orthopedic hollow screw |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007056476A1 (en) * | 2007-11-22 | 2009-05-28 | Heinz Adams | Core drilling machine has horizontal rotating axis of work-piece and horizontal machine bed, and head stock is horizontally mounted on machine bed, where chuck is fastened with clamping jaw on machine bed |
| CN201316896Y (en) * | 2008-12-25 | 2009-09-30 | 山东济宁特力机床有限公司 | Machine tool with central holes drilled on two end surfaces of digital control motor shaft mill |
| DE102010003420A1 (en) * | 2009-04-03 | 2010-10-07 | Mori Seiki Co., Ltd., Yamatokoriyama | Tool clamping method and workpiece centering device |
| CN203304597U (en) * | 2013-06-20 | 2013-11-27 | 大连职业技术学院 | Accurately eccentric and replaceable clamp for turnery eccentric part |
| CN203758466U (en) * | 2014-03-28 | 2014-08-06 | 倪荣琴 | Laser roundness test jig |
| CN105436519A (en) * | 2015-12-24 | 2016-03-30 | 中钢集团邢台机械轧辊有限公司 | Alignment method of machining large-sized shaft parts on lathe |
| CN207923067U (en) * | 2018-04-11 | 2018-09-28 | 张浩然 | A kind of axial workpiece detection device |
| CN208374265U (en) * | 2018-06-04 | 2019-01-15 | 周西领 | The two-way centering machine of axis class |
| CN109373920A (en) * | 2018-11-20 | 2019-02-22 | 陈俊 | Diameter measuring device |
-
2019
- 2019-11-07 CN CN201911083055.2A patent/CN110666215A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007056476A1 (en) * | 2007-11-22 | 2009-05-28 | Heinz Adams | Core drilling machine has horizontal rotating axis of work-piece and horizontal machine bed, and head stock is horizontally mounted on machine bed, where chuck is fastened with clamping jaw on machine bed |
| CN201316896Y (en) * | 2008-12-25 | 2009-09-30 | 山东济宁特力机床有限公司 | Machine tool with central holes drilled on two end surfaces of digital control motor shaft mill |
| DE102010003420A1 (en) * | 2009-04-03 | 2010-10-07 | Mori Seiki Co., Ltd., Yamatokoriyama | Tool clamping method and workpiece centering device |
| CN203304597U (en) * | 2013-06-20 | 2013-11-27 | 大连职业技术学院 | Accurately eccentric and replaceable clamp for turnery eccentric part |
| CN203758466U (en) * | 2014-03-28 | 2014-08-06 | 倪荣琴 | Laser roundness test jig |
| CN105436519A (en) * | 2015-12-24 | 2016-03-30 | 中钢集团邢台机械轧辊有限公司 | Alignment method of machining large-sized shaft parts on lathe |
| CN207923067U (en) * | 2018-04-11 | 2018-09-28 | 张浩然 | A kind of axial workpiece detection device |
| CN208374265U (en) * | 2018-06-04 | 2019-01-15 | 周西领 | The two-way centering machine of axis class |
| CN109373920A (en) * | 2018-11-20 | 2019-02-22 | 陈俊 | Diameter measuring device |
Non-Patent Citations (1)
| Title |
|---|
| 余承辉: "机械制造基础", 31 July 2009, 上海科学技术出版社, pages: 214 - 217 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113305098A (en) * | 2021-05-25 | 2021-08-27 | 云南电网有限责任公司电力科学研究院 | Device and method for detecting and removing scale sample of voltage-sharing electrode |
| CN113333821A (en) * | 2021-07-28 | 2021-09-03 | 烟台拉斐尔生物科技有限公司 | Deep hole drilling clamp for small orthopedic hollow screw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101218047B1 (en) | Grinding machine with a concentricity correction system | |
| CN110666215A (en) | Forged shaft center hole machining device and machining method | |
| CN107314731B (en) | Detection tool for detecting center difference of outer star wheel of ball cage and detection method using detection tool | |
| CN106513986A (en) | Laser and ultrasound combined type drilling system and machining method thereof | |
| CN210334434U (en) | Shaft part center hole machining device | |
| CN101337311A (en) | Method for processing spheroid abnormal hole and surface using general-purpose machine and standard frock | |
| CN107470979A (en) | Taper work embedded SMA actuators aligning method and device | |
| WO2024066181A1 (en) | Method for in-position non-contact detection of symmetry of keyway of shaft workpiece | |
| CN111069977A (en) | Surface fitting, precision machining process and part size measuring method suitable for machining center | |
| Tsutsumi et al. | Evaluation of synchronous motion in five-axis machining centers with a tilting rotary table | |
| CN102059652B (en) | Thermal-elongation non-contact measuring mechanism of double grinding heads of guiding rail forming grinding machine | |
| CN113927369B (en) | Comprehensive on-machine measuring device and method for rotary error motion of machine tool spindle | |
| CN112517941B (en) | Rapid alignment device and alignment method for heavy long-axis products | |
| CN114700563A (en) | Herringbone tooth centering measuring tool and herringbone tooth machining method | |
| CN110757193A (en) | High-precision tool clamp for drilling machine machining | |
| CN102672425B (en) | Processing technology of turntable | |
| CN102601733B (en) | Online conical hole grinding, machining and measuring method for workpieces with large conical holes | |
| CN203792101U (en) | Alignment assembly of guiding formwork | |
| CN211218815U (en) | Forged shaft center hole machining device | |
| CN109238066A (en) | A kind of measurement method of Large Crankshaft end face run-out | |
| CN102069428B (en) | Method for processing slender shaft on turning lathe or grinding machine through skewing-assisted processing or alignment processing | |
| CN113245904B (en) | Coaxiality adjusting tool and method for automatic quick-change fixture tail end tool | |
| CN103042242A (en) | Hole boring method for belt conveyor rolling cylinder | |
| CN108195295A (en) | A kind of ball line slideway auxiliary raceway radius On-line Measuring Method | |
| JP2014046374A (en) | Machine inside carrying method of work in lathe |
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 |