CN109571107B - Hole system center alignment device and alignment method - Google Patents
Hole system center alignment device and alignment method Download PDFInfo
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- CN109571107B CN109571107B CN201811372264.4A CN201811372264A CN109571107B CN 109571107 B CN109571107 B CN 109571107B CN 201811372264 A CN201811372264 A CN 201811372264A CN 109571107 B CN109571107 B CN 109571107B
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- 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
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
- B23Q3/183—Centering devices
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- Drilling And Boring (AREA)
Abstract
The invention belongs to the technical field of machining, and relates to a hole system center alignment device and an alignment method, wherein the hole system center alignment device comprises a connecting rod, a lever mandrel, a drill chuck and a lever meter; the lever meter is arranged on the lever mandrel through a drill chuck; the lever shaft is arranged on the connecting rod and can rotate around the axial direction of the lever shaft; the axis of the lever mandrel is vertical to the axis of the connecting rod. The invention provides a horizontal machining center hole system center alignment device and method which are convenient in alignment mode, shorten in alignment time and improve working efficiency.
Description
Technical Field
The invention belongs to the technical field of machining, relates to a hole system center alignment device and method, and particularly relates to a hole system center alignment device and method used in a horizontal machining center.
Background
When the alignment is centered to the hole system center in horizontal machining center, will treat the part of alignment and arrange in the pivoted workstation on, treat that the part of alignment is rotating the in-process, utilize the drill chuck handle of a knife to press from both sides tight lever table, the gauge outfit is down, will align the hole and place in the tray center, utilize the tray rotation to strike anchor clamps or part and carry out the alignment, this mode has following shortcoming: the tray is rotated, parts can only be placed in the center of the tray (detailed alignment is shown in fig. 1), for parts with special requirements (such as special-shaped parts or large-size parts), the parts cannot be placed in the center of the tray, the confirmation process is complex, a lever meter needs to be additionally held by a drill chuck through a core inserting rod, the alignment process is complex, the alignment method is complex, the position of the parts on the tray is greatly limited due to the limitation, and the flexibility of a processing process is influenced.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a horizontal machining center hole system center alignment device and method which are convenient in alignment mode, shorten in alignment time and improve working efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a hole system center aligning device is characterized in that: the hole system center alignment device comprises a connecting rod, a lever mandrel, a drill chuck and a lever meter; the lever meter is arranged on the lever mandrel through a drill chuck; the lever mandrel is arranged on the connecting rod and can rotate around the axial direction of the lever mandrel; the axis of the lever mandrel is perpendicular to the axis of the connecting rod.
The connecting rod is provided with a step-shaped through hole; the lever spindle is arranged in the stepped through hole and can rotate around the axial direction of the lever spindle.
The hole system center aligning device also comprises a ball bearing arranged in the step-shaped through hole; the ball bearing is sleeved outside the lever spindle.
The hole system center aligning device also comprises a pressing block which is arranged on the upper end surface of the ball bearing and used for pressing the ball bearing; the pressing block is connected with the connecting rod through a fixing screw.
The hole system center aligning device also comprises a compression nut arranged at the end part of the lever shaft; and a gasket is arranged between the compression nut and the connecting rod.
A method for aligning a hole system center on a horizontal machining center based on the hole system center aligning device is characterized in that: the method comprises the following steps:
1) randomly placing the part on a workbench of a horizontal machining center;
2) moving the hole system center aligning device to make the lever meter of the hole system aligning device stop against the inner wall of the hole system to be aligned or the excircle of the boss of the part;
3) rotating the lever meter along the axial direction of the upper lever shaft of the hole system center alignment device, and checking whether the numerical value of the lever meter changes; if yes, performing step 4); if not, performing step 5);
4) repeating the step 2) and the step 3) until the numerical value of the lever indicator is unchanged, and then executing the step 5);
5) the axial center position of the upper bar spindle of the hole system center alignment device is determined as the hole system center to be aligned.
The invention has the advantages that:
the invention provides a center alignment device and an alignment method for a horizontal machining center hole system, wherein the alignment device comprises a connecting rod, a lever-type shaft, a drill chuck and a lever indicator; the lever meter is arranged on the lever mandrel through a drill chuck; the lever shaft is arranged on the connecting rod and can rotate around the axial direction of the lever shaft; the axis of the lever mandrel is vertical to the axis of the connecting rod. The invention skillfully utilizes the orientation function of the main shaft and the connection of the bearing, realizes the vertical conversion of the horizontal machining center, solves the positioning method for determining the coordinate position at any position on the workbench of the horizontal machining center, realizes the simple and convenient confirmation method of multiple position zero points on one workbench, is convenient to align any hole position coordinate to be set as the machining zero point, and shortens the alignment time to 5 minutes from the original 30 minutes. The invention mainly solves the problem of simple alignment of coordinates at any position on the working table of the horizontal machining center, realizes the conversion from the center of the rotary confirmed position of the working table to the coordinates at any position confirmed by the rotation of the vertical alignment lever indicator by using the conversion device, shortens the efficiency of the alignment of the position coordinates from the original 30 minutes to 5 minutes, and can realize the simple and convenient determination of the coordinates at any position.
Drawings
FIG. 1 is a schematic view of prior art alignment;
FIG. 2 is a schematic structural view of a horizontal center hole centering device according to the present invention;
FIG. 3 is a schematic view of the alignment method of the horizontal center hole centering device according to the present invention;
wherein:
1-a connecting rod; 2-briquetting; 3-a ball bearing; 4-a gasket; 5-a mandrel; 6-pressing the nut; 7-a set screw; 8, a drill chuck; 9-lever meter.
Detailed Description
Referring to fig. 2, the invention provides a hole system center alignment device, which comprises a connecting rod 1, a lever-type shaft 5, a drill chuck 8 and a lever indicator 9; the lever indicator 9 is arranged on the lever-type shaft 5 through a drill chuck 8; the lever shaft 5 is arranged on the connecting rod 1 and can rotate around the axial direction of the lever shaft 5; the axis of the lever mandrel 5 is vertical to the axis of the connecting rod 1; the connecting rod 1 and the lever-spindle 5 are used for horizontal conversion vertical connection, the straightness and the central symmetry of the connecting rod are guaranteed, and the numerical value of the distance between the end face of the main shaft and the center of the bearing is fixed and unchanged in actual measurement. The drill chuck is used for converting a horizontal extending form into a vertical form perpendicular to the workbench, hole center coordinate positioning is realized by utilizing the clamping and aligning lever indicator, and hole position center alignment and determination at any position of the workbench can be realized.
The connecting rod 1 is provided with a step-shaped through hole; the spindle 5 is disposed in the stepped through hole and is rotatable about the axial direction of the spindle 5. The hole system center aligning device also comprises a ball bearing 3 arranged in the step-shaped through hole; the ball bearing 3 is fitted around the outside of the lever spindle 5. The hole system center aligning device also comprises a pressing block 2 which is arranged on the upper end surface of the ball bearing 3 and used for pressing the ball bearing 3; the pressing block 2 is connected with the connecting rod 1 through a fixing screw 7. The hole system center aligning device also comprises a compression nut 6 arranged at the end part of the lever shaft 5; a gasket 4 is arranged between the compression nut 6 and the connecting rod 1.
Referring to fig. 3, the invention provides a hole center alignment device and also provides a method for aligning a hole center on a horizontal machining center based on the alignment device, wherein the method comprises the following steps:
1) randomly placing the part on a workbench of a horizontal machining center;
2) moving the hole system center aligning device to make the lever indicator 9 of the hole system aligning device stop against the inner wall of the hole system to be aligned or the excircle of the boss of the part;
3) rotating the lever indicator 9 along the axial direction of the upper lever shaft 5 of the hole system center aligning device, and checking whether the numerical value of the lever indicator 9 changes; if yes, performing step 4); if not, performing step 5);
4) repeating the step 2) and the step 3) until the numerical value of the lever indicator 9 is not changed, and then executing the step 5);
5) the axial center position of a shaft center 5 on the hole center alignment device is determined as the hole center to be aligned.
The traditional workpiece hole position determining method comprises the following steps: 1. placing a workpiece on a workbench; 2. the center of the alignment hole is coincided with the rotation center of the tray by utilizing the rotary knocking part or the clamp of the workbench; 3. and the confirmation of the vacant coordinates is realized by utilizing the fixed coordinate value of the rotation center of the tray.
The method for determining the hole position of the improved workpiece comprises the following steps: 1. placing the workpiece on a workbench at will; 2. the conversion tool is used for realizing the rotation alignment of hole position coordinates of the lever indicator in a vertical state; 3. and subtracting the distance from the main shaft to the center of the conversion bearing from the aligned hole site coordinates to realize the programming zero point setting of any coordinate position. The invention does not need to rotate or adjust the position of the workpiece, and can realize the alignment of the hole system center by simply moving the hole system center alignment device and rotating the lever indicator 9 along the axial direction of the lever shaft 5 for a plurality of times of correction, thereby being very convenient to use.
Claims (1)
1. A method for determining the hole position of a workpiece on a horizontal machining center is characterized in that: the method for determining the hole position of the workpiece on the horizontal machining center comprises the following steps:
1) placing the workpiece on a workbench at will;
2) the hole position coordinates are aligned by using a hole system center alignment device, wherein the hole system center alignment device comprises a connecting rod (1), a lever spindle (5), a drill chuck (8) and a lever indicator (9); the lever meter (9) is arranged on the lever-type mandrel (5) through a drill chuck (8); the lever mandrel (5) is arranged on the connecting rod (1) and can rotate around the axial direction of the lever mandrel (5); the axis of the lever mandrel (5) is vertical to the axis of the connecting rod (1);
the specific method comprises the following steps:
2.1) moving a connecting rod (1) of the hole system center aligning device to ensure that a lever indicator (9) of the hole system aligning device is stopped against the inner wall of a hole system to be aligned or the excircle of a boss of a part;
2.2) rotating the lever indicator (9) along the axial direction of the upper lever shaft (5) of the hole system center aligning device, and checking whether the numerical value of the lever indicator (9) changes; if yes, performing step 2.3); if not, performing step 2.4);
2.3) repeating the step 2.2) until the value of the lever indicator (9) is not changed, and then executing the step 2.4);
2.4) determining the axis position of the upper bar mandrel (5) of the hole system center alignment device as the center of the hole system to be aligned;
3) and subtracting the distance from the main shaft to the center of the conversion bearing from the aligned hole site coordinates to obtain a programming zero point of any coordinate position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372264.4A CN109571107B (en) | 2018-11-16 | 2018-11-16 | Hole system center alignment device and alignment method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372264.4A CN109571107B (en) | 2018-11-16 | 2018-11-16 | Hole system center alignment device and alignment method |
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| CN109571107A CN109571107A (en) | 2019-04-05 |
| CN109571107B true CN109571107B (en) | 2021-02-19 |
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| CN201811372264.4A Active CN109571107B (en) | 2018-11-16 | 2018-11-16 | Hole system center alignment device and alignment method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111230595B (en) * | 2020-02-12 | 2021-05-25 | 陕西国防工业职业技术学院 | Automatic hole alignment device for numerical control machining center |
| CN114260757A (en) * | 2021-10-29 | 2022-04-01 | 中国航发西安动力控制科技有限公司 | Zero point alignment tool and alignment method for horizontal machining center |
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| CN201036844Y (en) * | 2007-06-12 | 2008-03-19 | 中国北车集团永济电机厂 | Traction electric motor base correcting craft equipment |
| CN201442120U (en) * | 2009-04-10 | 2010-04-28 | 沈阳黎航发石化机械设备制造有限公司 | Vertical milling-machine boring centering device |
| US8266810B2 (en) * | 2009-12-08 | 2012-09-18 | Sean Edward Gordon | System and method for quick and accurate tramming |
| CN106514422B (en) * | 2016-12-12 | 2019-09-17 | 广东长盈精密技术有限公司 | Complex milling machine tool main shaft concentricity aligning method |
| CN108067919B (en) * | 2017-12-08 | 2019-10-11 | 中国航发动力股份有限公司 | A kind of tool in the centering workpiece center of circle |
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