CN110052892A - A kind of method of the centrifugal compressor end cap automatic seeking heart - Google Patents
A kind of method of the centrifugal compressor end cap automatic seeking heart Download PDFInfo
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- CN110052892A CN110052892A CN201910463510.5A CN201910463510A CN110052892A CN 110052892 A CN110052892 A CN 110052892A CN 201910463510 A CN201910463510 A CN 201910463510A CN 110052892 A CN110052892 A CN 110052892A
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- 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
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Numerical Control (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a kind of methods of centrifugal compressor end cap automatic seeking heart, belong to centrifugal compressor technical field.The method of the centrifugal compressor end cap automatic seeking heart is the following steps are included: on the table by the placement of end cap；Obtain initial position co-ordinates of the center of end cap under lathe absolute coordinate system；Obtain position coordinates of the center of workbench under lathe absolute coordinate system；According to the position coordinates at the center of the center initial position co-ordinates of end cap and workbench, determine that the center of end cap is in the quadrant in stage coordinates system；Obtain the initial position distance R at the center and the center of end cap of workbench；It obtains end cap and rotates initial phase angle；When worktable rotary angle B, the center of the end cap actual position coordinate in lathe absolute coordinate system is obtained.The method of the centrifugal compressor end cap automatic seeking heart of the present invention reduces the labor intensity of producers, and reduces alignment time, promotes processing efficiency.
Description
Technical field
The present invention relates to centrifugal compressor technical field, in particular to a kind of side of the centrifugal compressor end cap automatic seeking heart
Method.
Background technique
When the end cap to centrifugal compressor carries out processing method, mostly uses and end cap is placed on one with rotary table
Boring machine processing system in processed.Before being processed to end cap, need to adjust end cap central to boring machine rotary table
Center be overlapped.
But the position of end cap is adjusted on boring table, it is preceding since boring table has claw unlike vertical vehicle
The position of left and right adjustment end lid is very laborious afterwards, is one no small negative to operator particularly with than heavier end cap
Load.
Summary of the invention
The present invention provides a kind of method of centrifugal compressor end cap automatic seeking heart, solves or part solves the prior art
In to end cap processing before, end cap central is adjusted to the center of boring machine rotary table and is overlapped, laborious technical problem is operated.
In order to solve the above technical problems, the present invention provides a kind of method of centrifugal compressor end cap automatic seeking heart include with
Lower step: on the table by the placement of end cap；Obtain initial position of the center of the end cap under lathe absolute coordinate system
Coordinate (X0Workpiece, Z0Workpiece)；Obtain position coordinates (X0 of the center of the workbench under the lathe absolute coordinate systemWorkbench,
Z0Workbench)；According to the center initial position co-ordinates (X0 of the end capWorkpiece, Z0Workpiece) and the workbench center position coordinates
(X0Workbench, Z0Workbench), determine that the center of the end cap is in the quadrant in the stage coordinates system；Obtain the workbench
The initial position distance R at center and the center of the end cap；Obtain the end cap rotation initial phase angle；When workbench revolves
When gyration B, the center of the end cap actual position coordinate (X in the lathe absolute coordinate system is obtainedWorkpiece, ZWorkpiece)。
Further, the placement by end cap is on the table the following steps are included: several blocks of contour parallels are put
It is placed on the workbench, the parallels plane is towards the positioning end face of the end cap；The end is lifted by three claw hook levels
Lid, the positioning end face of the end cap is placed on the parallels.
Further, initial position co-ordinates of the center for obtaining end cap under lathe absolute coordinate system include following step
It is rapid: the B axle of the workbench is restored to zero-bit；Right-angle milling head attachment is installed, dial gauge is installed on the right-angle milling head；It is right
The dry gas seals area inner hole of the end cap carries out wheel table centering, by beat table find out the end cap center it is absolute in the lathe
Initial position co-ordinates (X0 under coordinate systemWorkpiece, Z0Workpiece)。
Further, the quadrant that the center of the determining end cap is in the stage coordinates system includes: to work as X0Workpiece>
X0Workbench,Z0Workpiece>Z0WorkbenchOr X0Workpiece>X0Workbench,Z0Workpiece<Z0WorkpieceWhen, the initial position at the center of the end cap is in the work
Platform coordinate system one, four-quadrant；Work as X0Workpiece<X0Workbench,Z0Workpiece<Z0WorkbenchOr X0Workpiece<X0Workbench,Z0Workpiece>Z0WorkpieceWhen, the end cap
The initial position at center be in the two of the stage coordinates system, three quadrant.
Further, the initial position distance R at the center and the center of the end cap for obtaining workbench includes: R
=((X0Workpiece-X0Workbench)2+(Z0Workpiece-Z0Workbench)2)1/2。
Further, the acquisition end cap rotation initial phase angle is the following steps are included: by the center of the workbench
With the carry out line of the center initial position of the end cap, the angle, θ of the line Yu stage coordinates system X-axis is obtained,；It is described
Worktable rotary φ keeps the bearing gland split on the end cap parallel with the X-axis of the lathe；The end cap rotation is initial
Phase angle is θ-φ.
Further, the line and the angle, θ of stage coordinates system X-axis of obtaining includes: θ=arctan ((X0Workpiece-
X0Workbench)/(Z0Workpiece-Z0Workbench))。
Further, the center for obtaining end cap actual position coordinate in the lathe absolute coordinate system includes: to work as
When the initial position at the center of the end cap is in the one of the stage coordinates system, four-quadrant, XWorkpiece=Rcos (θ-φ+B)+
X0Workbench, ZWorkpiece=Rsin (θ-φ+B)+Z0Workbench。
Further, the center for obtaining end cap actual position coordinate in the lathe absolute coordinate system includes: to work as
When the initial position at the center of the end cap is in the two of the stage coordinates system, three quadrant, XWorkpiece=Rcos (θ-φ+B+
180°)+X0Workbench, ZWorkpiece=Rsin (+B+180 ° of θ-φ)+Z0Workbench。
Further, the lathe according to the center of the end cap actual position coordinate in the lathe absolute coordinate system
(XWorkpiece, ZWorkpiece), it is overlapped the main shaft of lathe and the center of the end cap, the end cap is processed.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
Since the placement of end cap on the table, to be obtained to initial position of the center of end cap under lathe absolute coordinate system
Coordinate (X0Workpiece, Z0Workpiece), obtain position coordinates (X0 of the center of workbench under lathe absolute coordinate systemWorkbench, Z0Workbench), root
According to the center initial position co-ordinates (X0 of end capWorkpiece, Z0Workpiece) and workbench center position coordinates (X0Workbench, Z0Workbench), it determines
The center of end cap is in the quadrant in stage coordinates system, obtain the initial position at the center of workbench and the center of end cap away from
From R, obtains end cap rotation initial phase angle and obtain the center of end cap in lathe absolute coordinate when worktable rotary angle B
Actual position coordinate (X in systemWorkpiece, ZWorkpiece), when to process to end cap, the center that can be called end cap is exhausted in lathe
To actual position coordinate (X in coordinate systemWorkpiece, ZWorkpiece), realization end cap is at workbench any position, worktable rotary random angle
Degree, boring spindle can be quickly found out end cap central position, complete processing, without by end cap central centering to and worktable rotary
Center is overlapped, and moves end cap without manually going, so that it may be completed end cap processing, be reduced the labor intensity of producers, and subtract
Lack alignment time, promotes processing efficiency.
Detailed description of the invention
Fig. 1 is the flow diagram of the method for the centrifugal compressor end cap automatic seeking heart provided in an embodiment of the present invention；
Fig. 2 is the placement schematic diagram of end cap provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of end cap provided in an embodiment of the present invention.
Specific embodiment
Referring to Fig. 1-3, a kind of method of the centrifugal compressor end cap automatic seeking heart provided in an embodiment of the present invention includes following
Step:
Step S1, by being placed on workbench 2 for end cap 1.
Step S2 obtains initial position co-ordinates (X0 of the center of end cap 1 under lathe absolute coordinate systemWorkpiece, Z0Workpiece)。
Step S3 obtains position coordinates (X0 of the center of workbench 2 under lathe absolute coordinate systemWorkbench, Z0Workbench)。
Step S4, according to the center initial position co-ordinates (X0 of end cap 1Workpiece, Z0Workpiece) and workbench 2 center position sit
Mark (X0Workbench, Z0Workbench), determine that the center of end cap 1 is in the quadrant in stage coordinates system.
Step S5 obtains the initial position distance R at the center and the center of end cap 1 of workbench 2.
Step S6 obtains end cap 1 and rotates initial phase angle.
Step S7, when workbench 2 rotates angle B, the center of acquisition end cap 1 physical location in lathe absolute coordinate system
Coordinate (XWorkpiece, ZWorkpiece)。
The application specific embodiment obtains the center of end cap 1 in lathe due to being placed on end cap 1 on workbench 2
Initial position co-ordinates (X0 under absolute coordinate systemWorkpiece, Z0Workpiece), obtain position of the center of workbench 2 under lathe absolute coordinate system
Set coordinate (X0Workbench, Z0Workbench), according to the center initial position co-ordinates (X0 of end cap 1Workpiece, Z0Workpiece) and workbench 2 center position
Set coordinate (X0Workbench, Z0Workbench), it determines that the center of end cap 1 is in the quadrant in stage coordinates system, obtains the center of workbench 2
Initial position distance R with the center of end cap 1 obtains end cap 1 and rotates initial phase angle, when workbench 2 rotates angle B
When, the center of acquisition end cap 1 actual position coordinate (X in lathe absolute coordinate systemWorkpiece, ZWorkpiece), when being processed to end cap 1
When, the center of the end cap 1 actual position coordinate (X in lathe absolute coordinate system can be calledWorkpiece, ZWorkpiece), realize that end cap 1 exists
When 2 any position of workbench, 2 any rotation of workbench, boring spindle can be quickly found out 1 center of end cap, complete
Processing, it is not necessary that 1 center centering of end cap to being overlapped with 2 rotation center of workbench, is moved end cap 1 without manually going, so that it may complete
It is processed at end cap 1, reduces the labor intensity of producers, and reduce alignment time, promote processing efficiency.
Step S1 is discussed in detail.
By end cap 1 be placed on workbench 2 the following steps are included:
Several blocks of contour parallels 3 are placed on workbench 1 by step S11, positioning end of 3 plane of parallels towards end cap 1
Face 1-2, it is ensured that end cap 1 is parallel with workbench 1.
Step S12 lifts end cap 1 by three claw hook levels, the positioning end face 1-2 of end cap 1 is placed on parallels 3.
Wherein, three claw hook positions are staggered with parallels 3, prevent from interfering.
Several contour 3 uniform intervals of parallels are placed on workbench 2, guarantee that supports end cap 1 is balanced.
Step S2 is discussed in detail.
Obtain initial position co-ordinates of the center under lathe absolute coordinate system of end cap the following steps are included:
Step S21 restores the B axle of workbench 2 to zero-bit.
Step S22 installs right-angle milling head attachment, dial gauge is installed on right-angle milling head.
Step S23 carries out wheel table centering to the dry gas seals area inner hole of end cap 1, and the center that end cap 1 is found out by playing table exists
Initial position co-ordinates (X0 under lathe absolute coordinate systemWorkpiece, Z0Workpiece)。
Step S4 is discussed in detail.
The quadrant for determining that the center of end cap is in stage coordinates system includes:
Work as X0Workpiece>X0Workbench,Z0Workpiece>Z0WorkbenchOr X0Workpiece>X0Workbench,Z0Workpiece<Z0WorkpieceWhen, the initial position at the center of end cap 1
In stage coordinates system one, four-quadrant.
Work as X0Workpiece<X0Workbench,Z0Workpiece<Z0WorkbenchOr X0Workpiece<X0Workbench,Z0Workpiece>Z0WorkpieceWhen, the initial position at the center of end cap 1
In stage coordinates system two, three quadrant.
Step S5 is discussed in detail.
The initial position distance R for obtaining the center and the center of end cap 1 of workbench 2 includes: R=((X0Workpiece-X0Workbench)2
+(Z0Workpiece-Z0Workbench)2)1/2。
Step S6 is discussed in detail.
Obtain end cap 1 rotate initial phase angle the following steps are included:
The carry out line at the center of workbench 2 and the center initial position of end cap 1 is obtained line and work by step S61
The angle, θ of platform coordinate system X-axis.The angle, θ for obtaining line and stage coordinates system X-axis includes: θ=arctan ((X0Workpiece-
X0Workbench)/(Z0Workpiece-Z0Workbench))。
Workbench 2 is rotated φ by the B axle of workbench 2, makes the bearing gland split 1-1 on end cap 1 by step S62
It is parallel with the X-axis of lathe.
Step S63, it is θ-φ that end cap 1, which rotates initial phase angle,.
Step S7 is discussed in detail.
Obtain end cap 1 center in lathe absolute coordinate system actual position coordinate include:
When the initial position at the center of end cap 1 be in stage coordinates system one, four-quadrant when, XWorkpiece=Rcos (θ-φ+
B)+X0Workbench, ZWorkpiece=Rsin (θ-φ+B)+Z0Workbench。
Obtain end cap 1 center in lathe absolute coordinate system actual position coordinate include:
When the initial position at the center of end cap 1 be in stage coordinates system two, three quadrant when, XWorkpiece=Rcos (θ-φ+B
+180°)+X0Workbench, ZWorkpiece=Rsin (+B+180 ° of θ-φ)+Z0Workbench。
Lathe actual position coordinate (X in the lathe absolute coordinate system according to the center of the end capWorkpiece, ZWorkpiece), make
The main shaft of lathe is overlapped with the center of the end cap, is processed to end cap.
The embodiment of the present invention is introduced in order to become apparent from, is introduced from the application method of the embodiment of the present invention below.
Several blocks of contour parallels 3 are placed on workbench 1,3 plane of parallels, can towards the positioning end face 1-2 of end cap 1
To guarantee that end cap 1 is parallel with workbench 1.End cap 1 is lifted by three claw hook levels, the positioning end face 1-2 of end cap 1 is placed in parallels
On 3.The B axle of workbench 2 is restored to zero-bit, right-angle milling head attachment is installed, dial gauge is installed on right-angle milling head, to end cap 1
Dry gas seals area inner hole carry out wheel table centering, by beat table find out end cap 1 center it is initial under lathe absolute coordinate system
Position coordinates (X0Workpiece, Z0Workpiece).Obtain position coordinates (X0 of the center of workbench 2 under lathe absolute coordinate systemWorkbench,
Z0Workbench)。
Work as X0Workpiece>X0Workbench,Z0Workpiece>Z0WorkbenchOr X0Workpiece>X0Workbench,Z0Workpiece<Z0WorkpieceWhen, the initial position at the center of end cap 1
In stage coordinates system one, four-quadrant, work as X0Workpiece<X0Workbench,Z0Workpiece<Z0WorkbenchOr X0Workpiece<X0Workbench,Z0Workpiece>Z0WorkpieceWhen,
The initial position at the center of end cap 1 is in the two of stage coordinates system, three quadrant.
The initial position distance R for obtaining the center and the center of end cap 1 of workbench 2 includes: R=((X0Workpiece-X0Workbench)2
+(Z0Workpiece-Z0Workbench)2)1/2。
By the carry out line at the center of workbench 2 and the center initial position of end cap 1, line and stage coordinates system are obtained
The angle, θ of X-axis.The angle, θ for obtaining line and stage coordinates system X-axis includes: θ=arctan ((X0Workpiece-X0Workbench)/(Z0Workpiece-
Z0Workbench)), workbench 2 is rotated by φ by the B axle of workbench 2, makes the X of the bearing gland split 1-1 and lathe on end cap 1
Axis is parallel, obtains end cap 1 to rotate initial phase angle being θ-φ.
When the initial position at the center of end cap 1 be in stage coordinates system one, four-quadrant when, XWorkpiece=Rcos (θ-φ+
B)+X0Workbench, ZWorkpiece=Rsin (θ-φ+B)+Z0Workbench。。
When the initial position at the center of end cap 1 be in stage coordinates system two, three quadrant when, XWorkpiece=Rcos (θ-φ+B
+180°)+X0Workbench, ZWorkpiece=Rsin (+B+180 ° of θ-φ)+Z0Workbench。
When to process to end cap 1, lathe can call the center of end cap 1 actual bit in lathe absolute coordinate system
Set coordinate (XWorkpiece, ZWorkpiece), realization end cap 1 is at 2 any position of workbench, 2 any rotation of workbench, boring spindle
It is quickly found out 1 center of end cap, the main shaft of lathe and the center of the end cap is overlapped, end cap 1 is processed, being not necessarily to will
1 center centering of end cap moves end cap 1 without manually going to being overlapped with 2 rotation center of workbench, so that it may the processing of end cap 1 is completed,
The labor intensity of producers is reduced, and reduces alignment time, promotes processing efficiency.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (10)
1. a kind of method of the centrifugal compressor end cap automatic seeking heart, which comprises the following steps:
On the table by the placement of end cap；
Obtain initial position co-ordinates (X0 of the center of the end cap under lathe absolute coordinate systemWorkpiece, Z0Workpiece)；
Obtain position coordinates (X0 of the center of the workbench under the lathe absolute coordinate systemWorkbench, Z0Workbench)；
According to the center initial position co-ordinates (X0 of the end capWorkpiece, Z0Workpiece) and the workbench center position coordinates
(X0Workbench, Z0Workbench), determine that the center of the end cap is in the quadrant in the stage coordinates system；
Obtain the center of the workbench and the initial position distance R at the center of the end cap；
Obtain the end cap rotation initial phase angle；
When worktable rotary angle B, the center of the end cap actual position coordinate in the lathe absolute coordinate system is obtained
(XWorkpiece, ZWorkpiece)。
2. the method for the centrifugal compressor end cap automatic seeking heart according to claim 1, which is characterized in that described by end cap
Place on the table the following steps are included:
Several blocks of contour parallels are placed on the workbench, the parallels plane is towards the positioning end face of the end cap；
The end cap is lifted by three claw hook levels, the positioning end face of the end cap is placed on the parallels.
3. the method for the centrifugal compressor end cap automatic seeking heart according to claim 1, which is characterized in that the acquisition end cap
Initial position co-ordinates of the center under lathe absolute coordinate system the following steps are included:
The B axle of the workbench is restored to zero-bit；
Right-angle milling head attachment is installed, dial gauge is installed on the right-angle milling head；
Wheel table centering is carried out to the dry gas seals area inner hole of the end cap, finds out the center of the end cap in the machine by playing table
Initial position co-ordinates (X0 under bed absolute coordinate systemWorkpiece, Z0Workpiece)。
4. the method for the centrifugal compressor end cap automatic seeking heart according to claim 1, which is characterized in that the determining end cap
The quadrant that is in the stage coordinates system of center include:
Work as X0Workpiece>X0Workbench,Z0Workpiece>Z0WorkbenchOr X0Workpiece>X0Workbench,Z0Workpiece<Z0WorkpieceWhen, the initial position at the center of the end cap
In the stage coordinates system one, four-quadrant；
Work as X0Workpiece<X0Workbench,Z0Workpiece<Z0WorkbenchOr X0Workpiece<X0Workbench,Z0Workpiece>Z0WorkpieceWhen, the initial position at the center of the end cap
In the stage coordinates system two, three quadrant.
5. the method for the centrifugal compressor end cap automatic seeking heart according to claim 1, which is characterized in that the acquisition work
The center of platform and the initial position distance R at the center of the end cap include:
R=((X0Workpiece-X0Workbench)2+(Z0Workpiece-Z0Workbench)2)1/2。
6. the method for the centrifugal compressor end cap automatic seeking heart according to claim 1, which is characterized in that the acquisition end cap
Rotate initial phase angle the following steps are included:
By the carry out line at the center of the workbench and the center initial position of the end cap, the line and workbench are obtained
The angle of coordinate system X-axis
The worktable rotary φ keeps the bearing gland split on the end cap parallel with the X-axis of the lathe；
The end cap rotates initial phase angle
7. the method for the centrifugal compressor end cap automatic seeking heart according to claim 6, which is characterized in that the acquisition line
With the angle of stage coordinates system X-axisInclude:
8. the method for the centrifugal compressor end cap automatic seeking heart according to claim 5, which is characterized in that the acquisition end cap
Center in the lathe absolute coordinate system actual position coordinate include:
When the initial position at the center of the end cap be in the stage coordinates system one, four-quadrant when,
9. the method for the centrifugal compressor end cap automatic seeking heart according to claim 5, which is characterized in that the acquisition end cap
Center in the lathe absolute coordinate system actual position coordinate include:
When the initial position at the center of the end cap be in the stage coordinates system two, three quadrant when,
10. the method for the centrifugal compressor end cap automatic seeking heart according to claim 1, it is characterised in that:
Lathe actual position coordinate (X in the lathe absolute coordinate system according to the center of the end capWorkpiece, ZWorkpiece), make
The main shaft of lathe is overlapped with the center of the end cap, is processed to the end cap.
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| CN201910463510.5A CN110052892B (en) | 2019-05-30 | 2019-05-30 | Method for automatically searching center of end cover of centrifugal compressor |
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| CN201910463510.5A CN110052892B (en) | 2019-05-30 | 2019-05-30 | Method for automatically searching center of end cover of centrifugal compressor |
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