CN113211084B - Lathe milling surface machining mechanism and using method - Google Patents
Lathe milling surface machining mechanism and using method Download PDFInfo
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- CN113211084B CN113211084B CN202110497698.2A CN202110497698A CN113211084B CN 113211084 B CN113211084 B CN 113211084B CN 202110497698 A CN202110497698 A CN 202110497698A CN 113211084 B CN113211084 B CN 113211084B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
Abstract
The invention belongs to the technical field of machining of numerical control lathes, and discloses a lathe milling surface machining mechanism and a using method thereof, wherein the lathe milling surface machining mechanism comprises a milling device arranged on one end surface of a tool rest, the milling device is used for directly milling a plane on the circumference of a shaft part after the shaft part completes the circumferential surface machining on the lathe, and the lathe milling surface machining mechanism comprises a connecting frame fixedly connected with the tool rest, a motor arranged on the connecting frame, a clamping head connected with a rotating shaft of the motor, and a milling cutter arranged in the clamping head; the connecting frame is a structural part for fixing the motor and connecting the tool rest. The invention has the advantages of solving the requirement of directly milling the circumferential plane after the shaft part completes the circumferential surface processing on the lathe, saving the problems of equipment replacement and secondary clamping, saving time, improving the precision, along with simple structure and convenient use.
Description
Technical Field
The invention belongs to the technical field of machining of numerically controlled lathes, and relates to a machining mechanism for a milling surface of a lathe and a using method thereof, in particular to a mechanism for milling a circumferential surface on the lathe and a using method thereof.
Background
The lathe is one of the most common devices for machining, has strong functions, mainly aims at circumferential machining of rotary parts, such as shaft part disc parts, but shaft products generally have planar components, and the traditional machining mode is that after the circumferential surfaces are machined, a milling machine is changed for planar machining, and the problems of time consumption for clamping and reduction of precision are caused by secondary equipment replacement.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a lathe milling surface processing mechanism and a using method thereof, which utilize the characteristics of a lathe to realize the milling processing of a circumferential plane on the lathe by additionally arranging a specific mechanism, and can solve the requirement of directly milling the circumferential plane after the shaft part completes the processing of the circumferential plane on the lathe.
In order to achieve the purpose, the invention provides the following technical scheme:
a lathe milling surface processing mechanism comprises a lathe body, a longitudinal carriage arranged at one end of the lathe body, a transverse carriage arranged on the longitudinal carriage, a tool rest arranged on the transverse carriage, a spindle box arranged at the other end of the lathe body, and a three-jaw chuck connected with the spindle box, wherein the tool rest is used for fixing a turning tool; the connecting frame is a structural part for fixing the motor and connecting the tool rest.
The three-jaw chuck milling device comprises a backup plate knife edge scale and an angle scale, wherein the backup plate knife edge scale is fixedly connected with the milling device and used for pointing or marking a starting scale before the three-jaw chuck rotates; the angle scale is fixedly connected to the clamping jaws of the three-jaw chuck and is provided with angle scale marks.
Further, the backup plate knife edge scale is an L-shaped flat plate and comprises a scale frame, a knife edge scale and scale frame connecting holes, the scale frame is a long section part of the L-shaped flat plate, the knife edge scale is a short section part of the L-shaped flat plate, and the scale frame connecting holes are formed in the end section part, far away from the knife edge scale, of the scale frame.
Furthermore, the angle scale is a circular ring part and comprises a scale disc serving as an angle scale body, angle scale marks with a circle of angle scales engraved on the end face of the scale disc and a connecting bayonet matched and clamped with the clamping jaws of the three-jaw chuck.
Further, the milling device also comprises a motor connecting piece which is a structural piece used for fixing the motor on the connecting frame.
Furthermore, a motor slot hole for placing a motor, a cable hole for a power line of the motor to penetrate out and a motor connecting piece connecting hole for fixedly connecting with the motor connecting piece are formed in the connecting frame; and a rotating shaft of the motor penetrates out of the motor connecting piece and then is connected with the clamping head.
Furthermore, the clamping head is a self-locking self-centering clamping head and is arranged on a rotating shaft of the motor in a Morse taper manner.
Furthermore, a connecting frame fixing hole is further formed in the connecting frame, and the milling device is fixedly connected with the tool rest through the connecting frame fixing hole.
Furthermore, the connecting frame is also provided with a scale connecting hole, the scale connecting hole is correspondingly connected with the scale frame connecting hole, and the angle positioning device is connected with the scale connecting hole on the milling device through the scale frame connecting hole on the angle positioning device.
Furthermore, the link is the T type structure of the perpendicular short of horizontal length, and horizontal length position is long section portion, erects short position and is short section portion, and the link fixed orifices sets up in the lower part of the short section portion of link, and the motor sets up in the front end of long section portion, and motor connecting piece connecting hole sets up on the front end terminal surface of long section portion, and the cable hole sets up on the link body of motor slotted hole rear end, and the scale connecting hole sets up in the upper portion of long section portion.
The use method of the lathe milling surface machining mechanism for milling machining comprises the following specific use methods: the milling device is installed on a tool rest (the milling device determines the automatic centering height during design), a workpiece is clamped on a lathe three-jaw chuck, an angle scale is installed on the chuck of the three-jaw chuck and stably connected, a backup plate knife edge scale is installed on a connecting frame of the milling device, fixing of the chuck is achieved through lathe spindle gear adjustment, a motor starting button of the milling device is started, a transverse dragging plate is moved to adjust milling depth, a longitudinal dragging plate is moved to achieve feeding milling, after one surface is machined, the three-jaw chuck is rotated through adjusting spindle gear to drive the angle scale to rotate, a rotation angle is determined according to the backup plate knife edge scale, the chuck is fixed again, the longitudinal dragging plate and the transverse dragging plate are operated to conduct milling, and machining requirements of different milling planes are repeatedly and circularly completed.
Compared with the prior art, the invention provides a milling surface processing mechanism of a lathe and a using method, and the milling surface processing mechanism has the following beneficial effects:
the invention can solve the requirement of directly milling the circumferential plane after the shaft part completes the circumferential surface processing on the lathe, saves the problems of equipment replacement and secondary clamping, saves time, improves the precision, and has simple structure and convenient use.
Drawings
FIG. 1 is a schematic structural view of the present invention (in milling operation);
FIG. 2 is a schematic view of the installation of a workpiece 8, a backup plate knife edge scale 4 and a milling device 9 according to the present invention;
FIG. 3 is a schematic structural diagram of an angle scale 5 according to the present invention;
FIG. 4 is a schematic structural view of a backup plate knife edge scale 4 of the present invention;
fig. 5 is a schematic structural view of the milling device 9 of the present invention;
fig. 6 is an exploded view of the installation of the milling device 9 according to the invention.
The reference numerals in the figures have the meaning: 1-transverse carriage, 2-turning tool, 3-tool rest, 4-backup plate edge scale, 5-angle scale, 6-main spindle box, 7-three-jaw chuck, 8-workpiece, 9-milling device, 10-longitudinal carriage, 41-scale frame, 42-edge scale, 43-scale frame connecting hole, 51-scale disc, 52-angle scale mark, 53-connecting bayonet, 91-connecting frame, 92-motor, 93-motor connecting piece, 94-clamping head, 95-milling cutter, 911-scale connecting hole, 912-motor connecting piece connecting hole, 913-motor slotted hole, 914-cable hole and 915-connecting frame fixing hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the lathe milling surface processing mechanism of the present invention includes a lathe body, a longitudinal carriage 10 disposed at one end of the lathe body, a transverse carriage 1 disposed on the longitudinal carriage 10, a tool post 3 disposed on the transverse carriage 1, a spindle box 6 disposed at the other end of the lathe body, and a three-jaw chuck 7 connected to the spindle box 6, wherein the tool post 3 is used for fixing a turning tool 2, and further includes a milling device 9 disposed on one end surface of the tool post 3, the milling device 9 is used for directly milling a plane for the circumference of a shaft part after the shaft part completes the circumferential surface processing on the lathe, and includes a connecting frame 91 for fixedly connecting to the tool post 3, a motor 92 disposed on the connecting frame 91, a clamping head 94 connected to the rotating shaft of the motor 92, and a milling cutter 95 installed in the clamping head 94; the connecting frame 91 is a structural member for fixing the motor 92 and connecting the tool post 3.
As shown in fig. 1 to 4, the milling surface processing mechanism of the lathe of the present invention further includes an angle positioning device connected to the milling device 9, the angle positioning device is used for determining a rotation angle of the three-jaw chuck 7 during milling, and includes a backup plate edge scale 4 and an angle scale 5, the backup plate edge scale 4 is fixedly connected to the milling device 9, and is used for pointing to or marking a start scale before the rotation of the three-jaw chuck 7; the angle scale 5 is fixedly connected to the jaws of the three-jaw chuck 7 and is provided with angle scale lines 52.
As shown in fig. 4, the backup plate knife edge scale 4 is an L-shaped flat plate, and includes a scale frame 41, a knife edge scale 42, and a scale frame connecting hole 43, the scale frame 41 is a long section of the L-shaped flat plate, the knife edge scale 42 is a short section of the L-shaped flat plate, and the scale frame connecting hole 43 is disposed at an end section of the scale frame 41 away from the knife edge scale 42.
As shown in fig. 3, the angle scale 5 is a circular ring, and includes a scale disc 51 as an angle scale body, an angle scale 52 with a circle of angle scales engraved on an end surface of the scale disc 51, and a connecting bayonet 53 engaged with the jaws of the three-jaw chuck 7.
As shown in fig. 5 and 6, the milling device 9 further includes a motor connector 93, and the motor connector 93 is a structural member for fixing the motor 92 to the connecting frame 91.
The connecting frame 91 is provided with a motor slot 913 for placing the motor 92, a cable hole 914 for passing a power line of the power supply motor 92, and a motor connecting piece connecting hole 912 for fixedly connecting with the motor connecting piece 93; the rotating shaft of the motor 92 penetrates through the motor connecting piece 93 and then is connected with the clamping head 94.
The clamping head 94 is a self-locking self-centering clamping head mounted on the shaft of the motor 92 with a morse taper.
The connecting frame 91 is further provided with a connecting frame fixing hole 915, and the milling device 9 is fixedly connected with the tool holder 3 through the connecting frame fixing hole 915.
The connecting frame 91 is also provided with a scale connecting hole 911, the scale connecting hole 911 is correspondingly connected with the scale connecting hole 43, and the angle positioning device is connected with the scale connecting hole 911 on the milling device 9 through the scale connecting hole 43 on the angle positioning device.
Preferably, the connecting frame 91 is a long and short T-shaped structural member, the long portion is a long section, the short portion is a short section, the connecting frame fixing hole 915 is disposed at the lower portion of the short section of the connecting frame 91, the motor 92 is disposed at the front end of the long section, the motor connecting part connecting hole 912 is disposed at the front end of the long section, the cable hole 914 is disposed at the rear end of the motor slot 913, and the scale connecting hole 911 is disposed at the upper portion of the long section.
Preferably, the motor 92 is a 220V high power high speed motor.
Preferably, the connection of the milling device 9 to the tool holder is realized by means of bolts or screws for a fixed connection; the connection between the backup plate knife edge scale 4 and the connecting frame 91 is realized by screws.
The use method of the lathe milling surface processing mechanism provided by the invention is used for milling, and the use method comprises the following steps: the milling device 9 is installed on a tool rest 3, the milling device 9 determines the automatic centering height during design, a workpiece 8 is clamped on a lathe three-jaw chuck 7, an angle scale 5 is installed on a chuck of the three-jaw chuck 7 and stable connection is realized, a backup plate knife edge scale 4 is installed on a connecting frame 91 of the milling device 9, the chuck is fixed by adjusting the gear position of a lathe spindle, a motor 92 start button of the milling device 9 is started, a transverse planker 1 is moved to adjust the milling depth, a longitudinal planker 10 is moved to realize feed milling, after one surface is machined, the three-jaw chuck 7 is rotated by adjusting the gear position of the spindle to drive the angle scale 5 to rotate, the rotation angle is determined according to the backup plate knife edge scale 4, the chuck is fixed again, the longitudinal planker and the transverse planker are operated to mill the surface, and the machining requirements of different milling planes are completed through repeated circulation.
How the rotation angle is determined by the fence edge scale 4 is exemplified as follows:
for example, a part with a square cross section is milled on a shaft part, every time a surface is machined, the three-jaw chuck 7 should be rotated by 90 degrees, then 90 degrees are added on the basis of the scale of the angle scale 5 pointed by the backup plate edge scale 4, for example, the scale of the angle scale 5 is 15 degrees, then the three-jaw chuck 7 is rotated by 90 degrees until the backup plate edge scale 4 points to the scale of the angle scale of 105 degrees, and thus the rotation angle is determined.
It should be noted that, the method for controlling the precise positioning and the movement track of the tool by the numerical control system of the numerical control lathe in the present application is the prior art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a lathe mills a facing machining mechanism, includes lathe body, set up in lathe body one end indulge the planker, set up and be in indulge horizontal planker on the planker, set up and be in knife rest on the horizontal planker, set up the headstock of lathe body other end and with the three-jaw chuck that the headstock is connected, the knife rest is used for fixed lathe tool, its characterized in that: the milling device is used for directly milling a plane on the circumference of the shaft part after the shaft part completes the circumferential surface processing on a lathe, and comprises a connecting frame fixedly connected with the tool rest, a motor arranged on the connecting frame, a clamping head connected with a rotating shaft of the motor and a milling cutter loaded in the clamping head; the connecting frame is a structural part for fixing the motor and connecting the tool rest;
the three-jaw chuck rotation angle detection device comprises a backup plate knife edge scale and an angle scale, wherein the backup plate knife edge scale is fixedly connected with the milling device and used for pointing or marking a start scale before the three-jaw chuck rotates; the angle scale is fixedly connected to the jaws of the three-jaw chuck and is provided with angle scale marks;
the backup plate knife edge scale is an L-shaped flat plate and comprises a scale frame, a knife edge scale and a scale frame connecting hole, the scale frame is a long section part of the L-shaped flat plate, the knife edge scale is a short section part of the L-shaped flat plate, and the scale frame connecting hole is formed in one end section part, far away from the knife edge scale, of the scale frame;
the angle scale is a circular ring part and comprises a scale disc serving as an angle scale body, angle scale lines with a circle of angle scales carved on the end face of the scale disc and a connecting bayonet matched and clamped with the clamping jaws of the three-jaw chuck;
the angle positioning device is connected with the scale connecting hole in the milling device through the scale frame connecting hole in the angle positioning device.
2. The milling surface machining mechanism for the lathe according to claim 1, wherein: the milling device further comprises a motor connecting piece which is a structural piece used for fixing the motor on the connecting frame.
3. The milling surface machining mechanism for the lathe according to claim 2, wherein: the connecting frame is provided with a motor slot hole for placing a motor, a cable hole for a power line of the motor to penetrate out, and a motor connecting piece connecting hole for fixedly connecting with a motor connecting piece; and a rotating shaft of the motor penetrates out of the motor connecting piece and then is connected with the clamping head.
4. The milling surface machining mechanism for the lathe according to claim 1, wherein: the clamping head is a self-locking self-centering clamping head and is arranged on a rotating shaft of the motor in a Morse taper manner.
5. The milling surface machining mechanism for the lathe according to claim 1, wherein: the milling device is fixedly connected with the tool rest through the connecting frame fixing hole.
6. The use method of the lathe milling surface machining mechanism is characterized in that: the milling work is carried out by using the lathe milling surface processing mechanism of any one of claims 1 to 5, and the specific use method is as follows: the milling device is installed on a tool rest, a workpiece is clamped on a lathe three-jaw chuck, an angle scale is installed on a clamping jaw of the three-jaw chuck, a backup plate knife edge scale is installed on a connecting frame of the milling device, fixing of the chuck is achieved through gear adjustment of a lathe spindle, a motor starting button of the milling device is started, a transverse planker is moved to adjust milling depth, a longitudinal planker is moved to achieve feeding milling, after one surface is machined, the three-jaw chuck is rotated through adjusting a spindle gear to drive the angle scale to rotate, a rotation angle is determined according to the backup plate knife edge scale, the chuck is fixed again, the longitudinal planker and the transverse planker are controlled to conduct milling surface machining, and machining requirements of different milling planes are repeatedly and circularly met.
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| CN202110497698.2A CN113211084B (en) | 2021-05-08 | 2021-05-08 | Lathe milling surface machining mechanism and using method |
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| CN202110497698.2A CN113211084B (en) | 2021-05-08 | 2021-05-08 | Lathe milling surface machining mechanism and using method |
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| CN115647932B (en) * | 2022-11-02 | 2023-07-18 | 湖北工业大学 | Detachable milling head installation precision control method |
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