CN216176965U - Special processing device for milling surface of X-frame flange of lower frame of excavator - Google Patents
Special processing device for milling surface of X-frame flange of lower frame of excavator Download PDFInfo
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- CN216176965U CN216176965U CN202122536893.XU CN202122536893U CN216176965U CN 216176965 U CN216176965 U CN 216176965U CN 202122536893 U CN202122536893 U CN 202122536893U CN 216176965 U CN216176965 U CN 216176965U
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- milling cutter
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Abstract
A special processing device for milling the surface of an X-frame flange of a lower frame of an excavator comprises a positioning disc, a swing mechanism and a milling mechanism; through set up the rotating base with the axle center in the central point of work piece positioning disk, rotating base rotationally installs slewing bearing in the top, the slewing bearing top sets up to connect as holistic rotation mechanism and milling machine through the install bin and constructs, it is rotatory along the outward flange of positioning disk to drive milling cutter under slewing bearing's gyration effect, mill X frame flange surface, and the feeding of milling cutter realizes in vertical and horizontal accent agent through the longitudinal rail and the transverse rail that set up in the install bin, realized the special processing to the frame of getting off, when using, only need to hang the device in X frame through the cantilever, can fix a position through simple clamping, operation is simple, the work piece turnover has been reduced, machining efficiency is improved, intensity of labour and processing cost have been reduced.
Description
Technical Field
The utility model relates to a special machining device for milling the surface of an X-frame flange of a lower frame of an excavator, and belongs to the technical field of machining of large-end-face annular workpieces.
Background
The lower frame is an important component of the excavator, the two sides of the lower frame are connected with the crawler frames, and the upper surface of the lower frame is connected with the rotary platform, so that the technical requirement on the lower frame in the engineering machinery is very high, the milling processing of the flange surface directly influences the welding quality and the installation size, and influences the quality and the yield of the lower frame.
In the prior art, a large gantry machining center is adopted for machining a lower frame flange, the machining cost of the gantry machining center is high, a workpiece needs to be hoisted to a workbench during machining, then the workpiece needs to be aligned and positioned, the operation procedures are multiple, the turnover frequency of the workpiece is multiple, and the machining efficiency is reduced.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides a special machining device for milling the surface of an X-frame flange of a lower frame of an excavator, which is specially used for milling the surface of the X-frame flange, reduces the turnover of workpieces, improves the machining efficiency, and reduces the labor intensity and the machining cost.
In order to achieve the purpose, the utility model provides a special processing device for milling the surface of a flange of an X frame of a lower frame of an excavator, which comprises a positioning disc, a slewing mechanism and a milling mechanism, wherein the positioning disc is arranged on the lower frame of the excavator;
a plurality of clamping oil cylinders are arranged on the lower end face of the positioning disc close to the edge along the circumferential direction of the positioning disc, a slewing mechanism is arranged at the center of the upper end face of the positioning disc and comprises a base, a slewing bearing, a slewing drive motor, an installation box and a fixed support, the base and the positioning disc are coaxially and fixedly connected, the slewing bearing is rotatably installed on the base, the slewing drive motor is fixedly connected to the end face of one side of the installation box close to the center of the positioning disc through a motor installation frame, and the slewing drive motor is connected with the slewing bearing through belt pulleys and belts;
the mounting box is fixed above the slewing bearing, a milling mechanism is mounted on the end face of the other side, opposite to the mounting end face of the slewing drive motor, of the mounting box through a fixed support, the milling mechanism comprises a milling cutter drive motor, a milling cutter and a feed adjusting structure, the milling cutter drive motor and the milling cutter are mounted on the fixed support, the milling cutter is arranged close to the outer edge of the positioning disc, and a milling cutter drive motor spindle and a milling cutter spindle are connected through a belt pulley and a belt;
the feeding adjusting structure comprises a longitudinal guide rail and a transverse guide rail which are arranged in an installation box, a longitudinal sliding block and a transverse sliding block which are respectively matched with the longitudinal guide rail and the transverse guide rail are correspondingly arranged on the fixed support and the installation box guide rail, and a longitudinal adjusting handle and a transverse adjusting handle are correspondingly arranged on the fixed support through a lead screw.
Furthermore, the feeding adjusting structure also comprises a longitudinal locking device and a transverse locking device which are arranged on the installation box; the upper end of the longitudinal adjusting handle is also provided with a dial.
Furthermore, the clamping oil cylinders are arranged at equal intervals along the lower end face of the positioning disc.
According to the utility model, the rotary base is coaxially arranged at the center position of the workpiece positioning disc, the rotary support is rotatably arranged above the rotary base, the rotary mechanism and the milling mechanism which are connected into a whole through the mounting box are arranged above the rotary support, the milling cutter is driven to rotate along the outer edge of the positioning disc under the rotation action of the rotary support, the surface of the flange of the X frame is milled, the feeding of the milling cutter is longitudinally and transversely adjusted through the longitudinal guide rail and the transverse guide rail arranged in the mounting box, the special processing of the lower frame is realized, when the device is used, the device is only required to be hung on the X frame through the cantilever, the positioning can be realized through simple clamping, the operation process is simple, the turnover of workpieces is reduced, the processing efficiency is improved, and the labor intensity and the processing cost are reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the structure of FIG. 1;
fig. 3 is a schematic top view of the structure of fig. 1.
In the figure: 1. positioning disc, 2, clamping cylinder, 3, base, 4, slewing bearing, 5, slewing drive motor, 6, mounting box, 7, fixing support, 8, motor mounting frame, 9, milling cutter drive motor, 10, milling cutter, 11, milling cutter drive motor spindle, 12, milling cutter spindle, 13, longitudinal adjusting handle, 14 and transverse adjusting handle.
Detailed Description
The utility model will be further explained with reference to the drawings.
As shown in fig. 1 to 3, a special processing device for milling the surface of a flange of an X-frame of a lower frame of an excavator comprises a positioning disc 1, a swing mechanism and a milling mechanism;
a plurality of clamping oil cylinders 2 are arranged on the lower end face of the positioning disc 1 close to the edge along the circumferential direction of the positioning disc, a rotary mechanism is arranged at the center of the upper end face of the positioning disc 1 and comprises a base 3, a rotary support 4, a rotary driving motor 5, an installation box 6 and a fixed support 7, the base 3 and the positioning disc 1 are coaxially and fixedly connected, the rotary support 4 is rotatably installed on the base 3, the rotary driving motor 5 is fixedly connected to the end face of one side of the installation box 6 close to the center of the positioning disc 1 through a motor installation frame 8, and the rotary driving motor 5 is connected with the rotary support 4 through belt pulleys and belts;
the mounting box 6 is fixed above the rotary support 4, a milling mechanism is mounted on the end face of the other side, opposite to the mounting end face of the rotary driving motor 5, of the mounting box through a fixed support 7, the milling mechanism comprises a milling cutter driving motor 9, a milling cutter 10 and a feeding adjusting structure, the milling cutter driving motor 9 and the milling cutter 10 are both mounted on the fixed support 7, the milling cutter 10 is arranged close to the outer edge of the positioning disc 1, and a milling cutter driving motor spindle 11 and a milling cutter spindle 12 are connected through a belt pulley and a belt;
the feeding adjusting structure comprises a longitudinal guide rail and a transverse guide rail which are arranged in the installation box 6, a longitudinal sliding block and a transverse sliding block which are respectively matched with the longitudinal guide rail and the transverse guide rail are correspondingly arranged on the fixed support 7 and the installation box guide rail, and a longitudinal adjusting handle 13 and a transverse adjusting handle 14 are correspondingly arranged on the fixed support 7 through a lead screw.
In order to adjust the feeding of the milling cutter 10, the feeding adjusting structure further comprises a longitudinal locking device and a transverse locking device which are arranged on the mounting box 6; in order to more accurately adjust the longitudinal feed of the milling cutter, a dial is also provided at the upper end of the longitudinal adjustment handle.
In order to more uniformly and stably fix the workpiece and improve the processing quality of the workpiece, the clamping oil cylinders 2 are arranged at equal intervals along the lower end face of the positioning disc 1.
When the device is used, the device is placed on an X frame through a cantilever crane, a positioning disc is located in a circular hollowed-out area in the middle of the X frame, the positioning disc and the hollowed-out area are coaxial, a clamping oil cylinder is started to clamp a workpiece, a milling cutter is adjusted to be in place after the workpiece is clamped in place, a rotary driving motor is started to drive a rotary support to rotate, a part above the rotary support rotates along with the rotary support, the milling cutter driving motor is started at the moment, the milling cutter rotates, and milling operation is performed on the X frame along the outer edge of the positioning disc; after milling is finished, the rotary driving motor and the milling cutter driving motor are sequentially closed, clamping of the oil cylinder is relieved, the device is placed on a special machine placing frame through a cantilever crane, scrap iron is cleaned, and processing is finished.
Claims (3)
1. A special processing device for milling the surface of an X-frame flange of a lower frame of an excavator is characterized by comprising a positioning disc (1), a slewing mechanism and a milling mechanism;
the clamping device is characterized in that a plurality of clamping oil cylinders (2) are arranged on the lower end face of the positioning disc (1) close to the edge along the circumferential direction of the positioning disc, a rotary mechanism is arranged at the center of the upper end face of the positioning disc (1), the rotary mechanism comprises a base (3), a rotary support (4), a rotary driving motor (5), an installation box (6) and a fixed support (7), the base (3) and the positioning disc (1) are coaxially and fixedly connected, the rotary support (4) is rotatably installed on the base (3), the rotary driving motor (5) is fixedly connected to the end face, close to the center of the positioning disc (1), of one side of the installation box (6) through a motor installation frame (8), and the rotary driving motor (5) is connected with the rotary support (4) through a belt pulley and a belt;
the mounting box (6) is fixed above the rotary support (4), a milling mechanism is mounted on the end face of the other side, opposite to the mounting end face of the rotary driving motor (5), of the mounting box through a fixed support (7), the milling mechanism comprises a milling cutter driving motor (9), a milling cutter (10) and a feeding adjusting structure, the milling cutter driving motor (9) and the milling cutter (10) are mounted on the fixed support (7), the milling cutter is arranged close to the outer edge of the positioning disc (1), and a milling cutter driving motor spindle (11) and a milling cutter spindle (12) are connected through a belt pulley and a belt;
the feeding adjusting structure comprises a longitudinal guide rail and a transverse guide rail which are arranged in an installation box (6), a longitudinal sliding block and a transverse sliding block which are respectively matched with the longitudinal guide rail and the transverse guide rail are correspondingly arranged on the fixed support (7) and the guide rail of the installation box (6), and a longitudinal adjusting handle (13) and a transverse adjusting handle (14) are correspondingly arranged on the fixed support (7) through a lead screw.
2. The special processing device for milling the flange surface of the X frame of the lower frame of the excavator according to claim 1, wherein the feeding adjusting structure further comprises a longitudinal locking device and a transverse locking device which are arranged on the mounting box (6); the upper end of the longitudinal adjusting handle (13) is also provided with a dial.
3. The special milling device for the flange surface of the X frame of the lower frame of the excavator as claimed in claim 1 or 2, wherein the clamping cylinders (2) are arranged at equal intervals along the lower end surface of the positioning disc (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122536893.XU CN216176965U (en) | 2021-10-21 | 2021-10-21 | Special processing device for milling surface of X-frame flange of lower frame of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122536893.XU CN216176965U (en) | 2021-10-21 | 2021-10-21 | Special processing device for milling surface of X-frame flange of lower frame of excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216176965U true CN216176965U (en) | 2022-04-05 |
Family
ID=80886098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122536893.XU Active CN216176965U (en) | 2021-10-21 | 2021-10-21 | Special processing device for milling surface of X-frame flange of lower frame of excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216176965U (en) |
-
2021
- 2021-10-21 CN CN202122536893.XU patent/CN216176965U/en active Active
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