CN114290093B - Machining method for inclined disc surface of shell of rotary motor of excavator - Google Patents
Machining method for inclined disc surface of shell of rotary motor of excavator Download PDFInfo
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- CN114290093B CN114290093B CN202210029600.5A CN202210029600A CN114290093B CN 114290093 B CN114290093 B CN 114290093B CN 202210029600 A CN202210029600 A CN 202210029600A CN 114290093 B CN114290093 B CN 114290093B
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Abstract
The invention provides a processing device and a processing method for an inclined disc surface of a rotary motor shell of an excavator, wherein the processing device comprises a tooling plate, a central hole is formed in the tooling plate and used for placing the rotary motor shell to be processed, a plurality of counter sink holes are arranged along the circumferential direction of the central hole, a plurality of threaded holes and the plurality of counter sink holes are arranged in a one-to-one correspondence manner, the threaded holes are arranged on one sides, far away from the central hole, of the counter sink holes, a plurality of pin holes are arranged along the circumferential direction of the central hole, ball sockets are arranged on one sides, far away from the central hole, of the pin holes, and steel balls are arranged in the ball sockets; the plurality of pin holes and the plurality of sinking platform holes are used for installing the tooling plate on the horizontal machining center machining platform; the steel ball is matched with the inclined disc surface of the shell of the rotary motor to determine the processing position. The invention solves the trouble of calculating the rotation center of the machine tool, the rotation center and the processing starting point when the horizontal processing center is processed, improves the processing efficiency and reduces the processing difficulty.
Description
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a machining method for an inclined disc surface of a shell of a rotary motor of an excavator.
Background
At present, the shell of the rotary motor of various excavators is manufactured, and an inclined plane needs to be processed in the inner cavity of the shell. Because the inclined plane is positioned in the shell, when the inclined plane is processed on a horizontal processing center, a processing initial point is not easy to determine, the position of a processing coordinate is calculated by depending on the rotation center of a machine tool is troublesome, the processing efficiency and the accuracy are influenced, and time and labor are wasted.
At present, the shell of the rotary motor of various excavators needs to be processed into an inclined plane in the inner cavity of the shell. Because the inclined plane is positioned in the shell, when the horizontal machining center is machined, the traditional method is to determine the position distance between the rotation center of the horizontal machine tool and the inclined disc surface, so as to determine the machining point position. According to the absolute coordinates, the mechanical coordinates, the relative coordinates and the size of the machining platform of the machine tool, the coordinate position of the rotation center is determined, so that the relative position relation between the swash plate surface of the shell and the rotation center is determined, the point position of the swash plate surface is also determined, and the traditional method is complicated and has large errors.
Disclosure of Invention
The invention aims to provide a device and a method for processing an inclined disc surface of a shell of a rotary motor of an excavator, and solves the problems of complexity in calculating a rotary center of a machine tool, the rotary center and a processing starting point, low processing efficiency and high processing difficulty during processing of a horizontal processing center.
In order to achieve the purpose, the invention adopts the following technical scheme:
a machining device for an inclined disc surface of a rotary motor shell of an excavator comprises a tool plate, wherein a central hole, a plurality of sinking platform holes, a plurality of threaded holes, a plurality of pin holes, a ball socket and a steel ball are formed in the tool plate, the central hole is used for placing the rotary motor shell to be machined, the sinking platform holes are circumferentially arranged along the central hole, the threaded holes and the sinking platform holes are arranged in a one-to-one correspondence mode, the threaded holes are formed in one side, far away from the central hole, of the sinking platform hole, the pin holes are circumferentially arranged along the central hole, the ball socket is arranged on one side, far away from the central hole, of the pin hole, and the steel ball is arranged in the ball socket;
the rotary motor shell to be machined is fixed in the center hole of the tooling plate through the threaded holes by the fasteners;
the plurality of pin holes and the plurality of sinking platform holes are used for installing the tooling plate on the horizontal machining center machining platform;
the steel ball is matched with the inclined disc surface of the shell of the rotary motor to determine the machining position.
The structure can accurately determine the processing starting point, reduce the processing deviation and improve the processing efficiency of the inclined disc surface.
In the structure, the position of the inner inclined plane is determined by the steel ball; because of the characteristics of the ball, the positions from any point on the spherical surface to the center of the sphere are all equal, so the position of the center of the spherical surface of the steel ball is fixed, the position relation between the center of the spherical surface of the steel ball and the center of the swash plate surface of the inner cavity of the shell is fixed, and the machining starting point can be accurately determined and the machining deviation can be reduced.
The threaded hole, the bottom hole and the threads penetrate through the tooling plate, and the central line is perpendicular to the plane of the tooling plate;
on the basis of the scheme, the processing platform further comprises a plurality of cylindrical pins matched with the plurality of pin holes, and the cylindrical pins penetrate through the pin holes to position the tooling plate on the horizontal processing center processing platform.
On the basis of the scheme, the tool plate further comprises a plurality of screws matched with the plurality of sinking platform holes, and the screws penetrate through the sinking platform holes to install the tool plate on the horizontal machining center machining platform.
On the basis of the scheme, the center hole penetrates through the tooling plate, the center line of the center hole is perpendicular to the plane of the tooling plate, and the center hole is in clearance fit with the outer circular surface of the rotary motor shell to be processed.
As another specific scheme, the fastener is an inner hexagonal cylindrical head shoulder screw, the inner hexagonal cylindrical head shoulder screw is provided with a shoulder section and an outer threaded section, a through hole for the inner hexagonal cylindrical head shoulder screw to extend into is formed in the shell of the rotary motor to be processed, the shoulder section is in clearance fit with the through hole in the shell of the rotary motor to be processed, and the outer threaded section is matched with a threaded hole in the tool plate.
As another specific scheme, the shape of the tooling plate is square.
As another specific scheme, the number of the counter sink holes and the number of the threaded holes are four, and the four counter sink holes and the four threaded holes are respectively positioned at four corners of the tooling plate;
the number of the pin holes is two, and a connecting line of the two pin holes is superposed with one of the symmetry axes of the plane where the tooling plate is located.
On the basis of the scheme, the ball center of the ball socket is positioned on the upper surface of the tooling plate.
A processing method of an inclined disc surface of a shell of a rotary motor of an excavator adopts a processing device of the inclined disc surface of the shell of the rotary motor of the excavator, and comprises the following steps:
s1: drawing the distance from the intersection point of the central line of the swash plate surface and the swash plate surface to the center of the ball of the steel ball in the x-axis direction and the distance from the intersection point of the central line of the swash plate surface and the swash plate surface to the center of the ball of the steel ball in the y-axis direction in a two-dimensional graph:
respectively determining the intersection point of the central line of the swash plate surface and the swash plate surface to be processed as A and the intersection point of the central line of the swash plate surface and the swash plate surface as B, finding out the center of a steel ball as C by using a coordinate probe of a horizontal processing center, and measuring and calculating the distance X from the C to the B in the X-axis direction and the distance Y from the C to the B in the Y-axis direction;
s2: installing a tooling plate:
the cylindrical pin penetrates through the pin hole to position the tooling plate on the horizontal machining center machining platform, and the screw penetrates through the counter sink hole to fasten the tooling plate on the horizontal machining center machining platform;
s3: measuring the coordinate position of the center of the steel ball:
placing the steel ball into a ball socket formed in a tooling plate, ensuring that the steel ball is installed in place, measuring the coordinate position of the center of the steel ball by using a coordinate probe on a horizontal machining center, and taking out the steel ball after the coordinate position measurement is finished;
s4: installing a shell of the rotary motor to be processed:
installing a spigot of a shell of the rotary motor to be machined in a central hole of a tooling plate to determine the center of the shell, simultaneously, extending an inner hexagonal cylinder head shaft shoulder screw into a through hole on the shell, wherein a shaft shoulder section of the inner hexagonal cylinder head shaft shoulder screw is used for orientation, and then fastening the shell of the rotary motor to be machined on the tooling plate by matching an outer thread section with a threaded hole formed on the tooling plate, and further completing connection with a horizontal machining center machining platform;
s5: adjusting the rotation angle of the processing platform of the horizontal processing center:
ensuring that a main shaft of the horizontal machining center is vertical to the surface of the swash plate;
s6: positioning the position relation of the machine coordinates of the swash plate to complete the swash plate surface machining:
and (4) positioning the position relation of the machine coordinates of the swash plate according to the coordinate position of the center of the ball of the steel ball determined in the step (S3), the distance X from the C to the B in the X-axis direction and the distance Y from the C to the B in the Y-axis direction obtained in the step (S1), and finishing the machining of the swash plate surface.
The invention has the beneficial effects that:
the invention provides a processing device and a processing method for an inclined disc surface of a shell of a rotary motor of an excavator, wherein the processing device is simple in structure and processing, all parts are conventional and low in price, and debugging is convenient and rapid.
Drawings
FIG. 1 is a schematic structural view of a machining device for an inclined disc surface of a shell of a rotary motor of an excavator;
FIG. 2 is a schematic isometric view of a rotary motor housing to be machined;
FIG. 3 is a cross-sectional view of a rotary motor housing to be machined;
FIG. 4 is a schematic isometric view of a swing motor housing to be machined according to the present invention mounted on a machining device on the swash plate surface of the swing motor housing of an excavator;
FIG. 5 is a schematic cross-sectional view of a rotary motor casing to be machined mounted on a machining device for machining an inclined disc surface of the rotary motor casing of an excavator according to an embodiment of the present invention;
reference numerals:
1. a rotary motor shell to be processed; 2. a through hole; 3. a housing plane; 4. stopping the opening; 5. waiting to process the inclined disc surface; 6. a sloping dish surface; 7. the center line of the shell of the rotary motor to be processed; 8. a swash plate surface center line; 9. the intersection point of the central line of the shell of the rotary motor and the inclined disc surface; 10. the intersection point of the central line of the swash plate surface and the swash plate surface to be processed; 11. the intersection point of the central line of the swash plate surface and the swash plate surface; 12. assembling a plate; 13. a threaded hole; 14. sinking a platform hole; 15. a central bore; 16. a ball socket; 17. a pin hole; 18. a socket head cap shoulder screw; 19. a shoulder section; 20. an external threaded section; 21. a steel ball; 22. and (4) a sphere center.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features or characteristics may be combined in any suitable manner in one or more embodiments.
Example 1
As shown in fig. 1, the processing device for the inclined disc surface of the rotary motor shell of the excavator comprises a tooling plate 12, wherein a central hole 15, a plurality of counter sink holes 14, a plurality of threaded holes 13, a plurality of pin holes 17, a ball socket 16 and a steel ball 21 are arranged on the tooling plate 12, the central hole 15 is used for placing the rotary motor shell 1 to be processed, the plurality of counter sink holes 14 are circumferentially arranged along the central hole 15, the plurality of threaded holes 13 and the plurality of counter sink holes 14 are arranged in a one-to-one correspondence manner, the threaded holes 13 are arranged on one side, far away from the central hole 15, of the counter sink holes 14, the plurality of pin holes 17 are circumferentially arranged along the central hole 15, the ball socket 16 is arranged on one side, far away from the central hole 15, of the pin socket 17, and the steel ball 21 is arranged in the ball socket 16;
the machining fixture further comprises a plurality of fasteners matched with the threaded holes 13, and the fasteners penetrate through the threaded holes 13 to fix the rotary motor shell 1 to be machined in the central hole 15 of the tooling plate 12;
the plurality of pin holes 17 and the plurality of counter sink holes 14 are used for mounting the tooling plate 12 on a horizontal machining center machining platform;
the steel ball 21 is matched with the inclined disc surface 6 of the shell of the rotary motor to determine the processing position.
By adopting the structure, the processing starting point can be accurately determined, the processing deviation is reduced, and the processing efficiency of the inclined disc surface 6 is improved.
In the structure, the position of the inner inclined plane is determined by the steel ball 21; because of the characteristics of the ball, the positions from any point on the spherical surface to the center 22 are all equal, so the position of the center 22 of the steel ball 21 is fixed, and the position relation between the center 22 of the steel ball 21 and the center of the inclined disc surface 6 of the inner cavity of the shell is fixed, thereby more accurately determining a machining starting point and reducing machining deviation.
The threaded hole 13, the bottom hole and the thread penetrate through the tooling plate 12, and the central line is perpendicular to the plane of the tooling plate 12;
on the basis of the scheme, the processing platform further comprises a plurality of cylindrical pins matched with the pin holes 17, and the cylindrical pins penetrate through the pin holes 17 to position the tooling plate 12 on the horizontal processing center processing platform.
On the basis of the scheme, the fixture plate further comprises a plurality of screws matched with the plurality of counter sink holes 14, and the screws penetrate through the counter sink holes 14 to install the fixture plate 12 on a horizontal machining center machining platform.
On the basis of the scheme, the central hole 15 penetrates through the tool plate 12, the central line of the central hole 15 is perpendicular to the plane of the tool plate 12, and the central hole 15 is in clearance fit with the outer circular surface of the rotary motor shell 1 to be processed.
As another specific scheme, as shown in fig. 4, the fastening member is an inner hexagonal socket head shoulder screw 18, the inner hexagonal socket head shoulder screw 18 has a shoulder section 19 and an outer threaded section 20, the to-be-processed rotary motor housing 1 has a through hole 2 into which the inner hexagonal socket head shoulder screw 18 extends, the shoulder section 19 is in clearance fit with the through hole 2 in the to-be-processed rotary motor housing 1, and the outer threaded section 20 is in fit with the threaded hole 13 in the tooling plate 12.
As another specific solution, as shown in fig. 1, the tooling plate 12 is square;
as another specific scheme, the number of the counter sink holes 14 and the number of the threaded holes 13 are four, and the four counter sink holes 14 and the four threaded holes 13 are respectively located at four corners of the tooling plate 12;
the number of the pin holes 17 is two, and a connecting line of the two pin holes 17 is coincident with one symmetry axis of the plane where the tooling plate 12 is located.
The structure is more beneficial to the connection of the shell 1 of the rotary motor to be processed and the processing device, and is more stable.
On the basis of the above scheme, the spherical center 22 of the ball socket 16 is located on the upper surface of the tooling plate 12.
Example 2
On the basis of embodiment 1, as shown in fig. 1 to 4, a method for processing an inclined plate surface of a shell of a rotary motor of an excavator, which adopts the processing device for the inclined plate surface of the shell of the rotary motor of the excavator, comprises the following steps:
s1: drawing the distance from the intersection point 11 of the central line of the swash plate surface and the swash plate surface to the spherical center 22 of the steel ball 21 in the x-axis direction and the y-axis direction in a two-dimensional graph:
respectively determining an intersection point 10 of a central line of the swash plate surface and a swash plate surface to be processed as A and an intersection point 11 of the central line of the swash plate surface and the swash plate surface as B, finding out a sphere center 22 of a steel ball 21 as C by using a coordinate probe of a horizontal processing center, and measuring and calculating the distance X from the C to the B in the X-axis direction and the distance Y from the C to the B in the Y-axis direction; respectively determining an intersection point A of the central line of the swash plate surface and the swash plate surface to be processed and an intersection point B of the central line of the swash plate surface and the swash plate surface, wherein the point A is a processing starting point, the point B is a processing ending point, and the distance between the two points is the thickness of the swash plate surface.
S2: mounting the tooling plate 12:
a cylindrical pin penetrates through the pin hole 17 to position the tooling plate 12 on the horizontal machining center machining platform, and a screw penetrates through the counter sink hole 14 to fasten the tooling plate 12 on the horizontal machining center machining platform;
s3: measuring the coordinate position of the center 22 of the steel ball 21:
placing the steel ball 21 into a ball socket 16 formed in the tooling plate 12 to ensure that the steel ball is installed in place, measuring the coordinate position of the center 22 of the steel ball 21 by using a coordinate probe on a horizontal machining center, and taking out the steel ball 21 after the coordinate position is measured;
s4: installing a to-be-processed rotary motor shell 1:
installing a spigot 4 of a rotary motor shell 1 to be processed in a central hole 15 of a tooling plate 12 to determine the center of the shell, simultaneously, extending an inner hexagonal cylinder head shaft shoulder screw 18 into a through hole 2 on the shell, using a shaft shoulder section 19 of the inner hexagonal cylinder head shaft shoulder screw 18 for orientation, and then fastening the rotary motor shell 1 to be processed on the tooling plate 12 by matching an outer thread section 20 with a threaded hole 13 formed on the tooling plate 12, and further completing connection with a horizontal processing center processing platform;
s5: adjusting the rotation angle of the horizontal machining center machining platform:
ensuring that a main shaft of the horizontal machining center is vertical to the swash plate surface 6;
s6: and (3) positioning the position relation of the machine coordinates of the swash plate machine tool to complete the machining of the swash plate surface 6:
and (4) positioning the position relation of the coordinates of the swash plate machine tool according to the coordinate position of the spherical center 22 of the steel ball 21 determined in the step (S3), the distance X in the X-axis direction from C to B and the distance Y in the Y-axis direction from C to B obtained in the step (S1), and finishing the machining of the swash plate surface 6.
The method effectively reduces the trouble of calculating the center and the initial point, and has simple and convenient processing.
In summary, the tooling plate 12 is provided with a threaded hole 13, a counter sink hole 14, a central hole 15, a ball socket 16 and a pin hole 17; the pin hole 17 positions the tooling plate 12 on a horizontal machining center machining platform through a cylindrical pin; the tool plate 12 is fastened on a horizontal machining center machining platform through a sinking platform hole 14 through a screw; drawing the distances in the x direction and the y direction of an intersection point 10 of the center line of the steel ball center 22 and the swash plate surface to be processed and an intersection point 11 of the center line of the steel ball center 22 and the swash plate surface by using two-dimensional software; the steel ball 21 is arranged in a ball socket 16 arranged on the tooling plate 12; searching a steel ball center 22 by using a coordinate probe of the horizontal machining center, and taking out the steel ball 21; installing the shell spigot 4 into the central hole 15 of the tooling plate, and fixing the center of the shell; the through hole 2 on the shell is oriented by a shaft shoulder end 19 arranged on a shaft shoulder screw 18 with an inner hexagonal cylinder head, and then the shell of the re-installed motor is fastened on the tooling plate 12 by matching an outer thread section 20 with a threaded hole 13 arranged on the tooling plate 12 and further connected with a horizontal machining center machining platform; according to the foregoing, the distances in the X direction and the Y direction of the intersection point 10 between the center line of the steel ball center 22 and the swash plate surface to be processed and the intersection point 11 between the center line of the steel ball center 22 and the swash plate surface have been drawn by using two-dimensional software, and the steel ball center 22 has been searched, so that the position of the point required for processing can be determined more reliably, and the position of the swash plate surface 6 can also be positioned more reliably.
Example 3
On the basis of the embodiments 1 and 2, as shown in fig. 5, the angle between the central line 8 of the swash plate surface and the central line 7 of the shell of the rotary motor is 13.2 degrees plus or minus 0.1 degree, the vertical distance between the intersection point 11 of the central line of the swash plate surface and the shell plane 3 is 134.14 plus or minus 0.1mm, the straight line reference distance between the intersection point 11 of the central line of the swash plate surface and the intersection point 9 of the central line 9 of the shell of the rotary motor and the swash plate surface 6 is 6.43mm, the distance between the swash plate surface 5 to be processed and the swash plate surface 6 is 5mm, the diameter of the swash plate surface 6 is 140H10mm, and the flatness is 0.1; referring specifically to fig. 5, the specific steps are as follows:
s1: drawing the distance between the center 22 of a steel ball 21 in a ball socket 16 arranged on the tooling plate 12 and the intersection point 11 of the central line of the swash plate surface and the swash plate surface as 120.3mm in the X direction and 3.96mm in the Y direction in a two-dimensional graph;
s2: the pin hole 17 positions the tooling plate 12 type machining center machining platform through a cylindrical pin; the tool plate 12 is arranged on a horizontal machining center machining platform through a counter sink hole 14 through a screw;
s3: placing the steel ball 21 into a ball socket 16 formed on the tooling plate 12 to ensure that the steel ball is installed in place, wherein the steel ball and the tooling plate are in small clearance fit; measuring the coordinate position of the sphere center 22 of the steel ball 21 by using a coordinate probe on the horizontal machining center; taking out the steel ball after the coordinate position is measured;
s4: installing a rotary motor shell 1 to be processed, and centering the shell by matching a shell spigot 4 with a central hole 15 formed in a tool plate 12; the shell is oriented and fastened on the tooling plate 12 through the through hole 2 by the hexagon socket head cap screw 18, so that the shell 1 of the rotary motor is connected with a horizontal machining center machining platform;
s5: the rotation angle of the horizontal machining center machining platform is 13.2 degrees, so that a main shaft of the horizontal machining center is perpendicular to the swash plate surface 6;
s6: the coordinate position of the center 22 of the steel ball 21 is determined through the step S3, and the position relation of the coordinates of the swash plate machine tool can be positioned by combining the distances in the x direction and the y direction of the intersection point 11 of the center 22 of the steel ball 21, the central line of the swash plate surface and the swash plate surface determined in the step S1, namely the machining of the swash plate surface 6 can be completed by using the method of the invention;
the working principle is as follows:
the invention relates to a processing device and a processing method for an inclined disc surface of a shell of a rotary motor of an excavator, wherein a shell 1 of the rotary motor to be processed is arranged on a tooling plate 12 fixed on a horizontal processing center processing platform to be processed to be internally inclined, the shell is centered through a central hole 15 on the tooling plate 12, the shell is oriented through a shaft shoulder section 19 on a shaft shoulder screw 18 with an inner hexagonal cylinder head, the shell is fixed on the tooling plate 12 through an external thread section 20 and a threaded hole 13, and the position of the internal inclined plane is determined through a steel ball 21; because of the characteristics of the ball, the positions from any point on the spherical surface to the center of the sphere are all equal, so the position of the center 22 of the steel ball 21 is fixed, and the position relation between the center 22 of the steel ball 21 and the center of the inclined disc surface 6 of the inner cavity of the shell is fixed, thereby more accurately determining a machining starting point and reducing machining deviation.
In summary, the present invention aims to provide a simple method with relatively small error, that is, a ball socket 16 is machined on the tooling plate 12, the positional relationship between the ball socket 16 and the housing swash plate 6 is determined, the center of the ball socket 16 is found before machining, and the machining point position of the swash plate 6 can be determined.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
Claims (5)
1. A machining method of an inclined disc surface of a shell of a rotary motor of an excavator is adopted, the machining device of the inclined disc surface of the shell of the rotary motor of the excavator comprises a tooling plate (12), the tooling plate (12) is provided with a central hole (15), a plurality of sunken table holes (14), a plurality of threaded holes (13), a plurality of pin holes (17), a ball socket (16) and a steel ball (21), the central hole (15) is used for placing a shell (1) of the rotary motor to be machined, the sunken table holes (14) are circumferentially arranged along the central hole (15), the threaded holes (13) and the sunken table holes (14) are arranged in a one-to-one correspondence manner, the threaded holes (13) are arranged on one side, far away from the central hole (15), of the sunken table holes (14), the pin holes (17) are circumferentially arranged along the central hole (15), the ball socket (16) is arranged on one side, far away from the central hole (15), and the steel ball (21) is arranged in the ball socket (16);
the rotary motor shell machining device further comprises a plurality of fasteners matched with the threaded holes (13), and the fasteners penetrate through the threaded holes (13) to fix the rotary motor shell (1) to be machined in a central hole (15) of the tooling plate (12);
the plurality of pin holes (17) and the plurality of counter sink holes (14) are used for installing the tooling plate (12) on a horizontal machining center machining platform;
the steel ball (21) is matched with an inclined disc surface (6) of a shell of the rotary motor to determine a machining position;
the machining platform also comprises a plurality of cylindrical pins matched with the plurality of pin holes (17), and the cylindrical pins penetrate through the pin holes (17) to position the tooling plate (12) on the machining platform of the horizontal machining center;
the tool plate is characterized by further comprising a plurality of screws matched with the plurality of sinking platform holes (14), and the screws penetrate through the sinking platform holes (14) to install the tool plate (12) on a horizontal machining center machining platform;
the fastening piece is an inner hexagonal cylinder head shaft shoulder screw (18), the inner hexagonal cylinder head shaft shoulder screw (18) is provided with a shaft shoulder section (19) and an outer thread section (20), a through hole (2) for the inner hexagonal cylinder head shaft shoulder screw (18) to extend into is formed in the to-be-machined rotary motor shell (1), the shaft shoulder section (19) is in clearance fit with the through hole (2) in the to-be-machined rotary motor shell (1), and the outer thread section (20) is matched with a threaded hole (13) in the tooling plate (12);
the machining method for the inclined disc surface of the shell of the rotary motor of the excavator is characterized by comprising the following steps of:
s1: drawing the distance from the intersection point (11) of the central line of the swash plate surface and the swash plate surface to the spherical center (22) of the steel ball (21) in the x-axis direction and the y-axis direction in a two-dimensional graph:
determining an intersection point (11) of the central line of the swash plate surface and the swash plate surface as B, finding out a sphere center (22) of the steel ball (21) as C by using a coordinate probe of a horizontal machining center, and measuring and calculating the distance X from the C to the B in the X-axis direction and the distance Y from the C to the B in the Y-axis direction;
s2: mounting tool plate (12):
a cylindrical pin penetrates through the pin hole (17) to position the tooling plate (12) on the horizontal machining center machining platform, and a screw penetrates through the counter sink hole (14) to fasten the tooling plate (12) on the horizontal machining center machining platform;
s3: measuring the coordinate position of the center (22) of the steel ball (21):
placing the steel ball (21) into a ball socket (16) formed in a tooling plate (12) to ensure that the steel ball is installed in place, measuring the coordinate position of the center (22) of the steel ball (21) by using a coordinate probe on a horizontal machining center, and taking out the steel ball (21) after the coordinate position measurement is finished;
s4: installing a rotary motor shell (1) to be processed:
installing a spigot (4) of a rotary motor shell (1) to be machined in a central hole (15) of a tooling plate (12) to determine the center of the shell, simultaneously, extending an inner hexagonal cylinder head shaft shoulder screw (18) into a through hole (2) on the shell, fastening the rotary motor shell (1) to be machined on the tooling plate (12) by matching an outer thread section (20) with a threaded hole (13) formed in the tooling plate (12) and further completing connection with a horizontal machining center machining platform, wherein a shaft shoulder section (19) of the inner hexagonal cylinder head shaft shoulder screw (18) is used for orientation;
s5: adjusting the rotation angle of the horizontal machining center machining platform:
ensuring that a main shaft of the horizontal machining center is vertical to a swash plate surface (6);
s6: positioning the position relation of the machine coordinates of the swash plate to complete the machining of the swash plate surface (6):
and (4) positioning the position relation of the coordinates of the swash plate machine tool according to the coordinate position of the sphere center (22) of the steel ball (21) determined in the step (S3), the distance X in the X-axis direction from C to B and the distance Y in the Y-axis direction from C to B obtained in the step (S1), and finishing machining the swash plate surface (6).
2. The machining method for the inclined disc surface of the shell of the rotary motor of the excavator as claimed in claim 1, wherein the machining method comprises the following steps: the center hole (15) penetrates through the tooling plate (12), the center line of the center hole (15) is perpendicular to the plane of the tooling plate (12), and the center hole (15) is in clearance fit with the outer circular surface of the rotary motor shell (1) to be machined.
3. The machining method for the inclined disc surface of the shell of the rotary motor of the excavator as claimed in claim 1, wherein the machining method comprises the following steps: the tool plate (12) is square.
4. The method for processing the inclined disc surface of the shell of the rotary motor of the excavator as claimed in claim 3, wherein the method comprises the following steps: the number of the counter sink holes (14) and the number of the threaded holes (13) are four, and the four counter sink holes (14) and the four threaded holes (13) are respectively positioned at four corners of the tooling plate (12);
the number of the pin holes (17) is two, and the connecting line of the two pin holes (17) is superposed with one symmetry axis of the plane where the tooling plate (12) is located.
5. The machining method for the inclined disc surface of the shell of the rotary motor of the excavator as claimed in claim 1, wherein the machining method comprises the following steps: the center (22) of the ball socket (16) is positioned on the upper surface of the tooling plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210029600.5A CN114290093B (en) | 2022-01-12 | 2022-01-12 | Machining method for inclined disc surface of shell of rotary motor of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210029600.5A CN114290093B (en) | 2022-01-12 | 2022-01-12 | Machining method for inclined disc surface of shell of rotary motor of excavator |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002254264A (en) * | 2001-03-01 | 2002-09-10 | Namiki Precision Jewel Co Ltd | Inclined stage and working device |
| CN102922004A (en) * | 2012-10-15 | 2013-02-13 | 山西航空发动机维修有限责任公司 | Part machining point coordinate measuring auxiliary device of coordinate boring machine and measuring method |
| CN103506865A (en) * | 2012-06-29 | 2014-01-15 | 安徽华菱汽车有限公司 | Machining method of cylinder cover air intake slope and cylinder cover clamping device |
| CN204019192U (en) * | 2014-09-01 | 2014-12-17 | 马鞍山市粤美金属制品科技实业有限公司 | A kind of frock clamp that changes chamfer machining angle in aperture under cylinder inlet hole |
| CN105773234A (en) * | 2016-05-23 | 2016-07-20 | 哈尔滨工大服务机器人有限公司 | Tool clamp for machining slope of Mecanum wheel hub |
| CN106891175A (en) * | 2015-12-18 | 2017-06-27 | 安徽方兴实业（集团）有限公司 | A kind of valve oblique surface machining clamping device |
| CN207695714U (en) * | 2017-09-05 | 2018-08-07 | 贝原合金（苏州）有限公司 | A kind of mechanism for workpieces processing inclined-plane |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007168018A (en) * | 2005-12-21 | 2007-07-05 | Toyota Motor Corp | Movable type workpiece supporting device, machine tool and position adjustment method for workpiece |
| CN202097567U (en) * | 2011-04-08 | 2012-01-04 | 金寨县伟明机械制造有限公司 | Clamp for processing inclined plane of clutch |
-
2022
- 2022-01-12 CN CN202210029600.5A patent/CN114290093B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002254264A (en) * | 2001-03-01 | 2002-09-10 | Namiki Precision Jewel Co Ltd | Inclined stage and working device |
| CN103506865A (en) * | 2012-06-29 | 2014-01-15 | 安徽华菱汽车有限公司 | Machining method of cylinder cover air intake slope and cylinder cover clamping device |
| CN102922004A (en) * | 2012-10-15 | 2013-02-13 | 山西航空发动机维修有限责任公司 | Part machining point coordinate measuring auxiliary device of coordinate boring machine and measuring method |
| CN204019192U (en) * | 2014-09-01 | 2014-12-17 | 马鞍山市粤美金属制品科技实业有限公司 | A kind of frock clamp that changes chamfer machining angle in aperture under cylinder inlet hole |
| CN106891175A (en) * | 2015-12-18 | 2017-06-27 | 安徽方兴实业（集团）有限公司 | A kind of valve oblique surface machining clamping device |
| CN105773234A (en) * | 2016-05-23 | 2016-07-20 | 哈尔滨工大服务机器人有限公司 | Tool clamp for machining slope of Mecanum wheel hub |
| CN207695714U (en) * | 2017-09-05 | 2018-08-07 | 贝原合金（苏州）有限公司 | A kind of mechanism for workpieces processing inclined-plane |
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| CN114290093A (en) | 2022-04-08 |
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