CN218800427U - Novel milling and grinding function compounding device of numerical control lathe - Google Patents
Novel milling and grinding function compounding device of numerical control lathe Download PDFInfo
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- CN218800427U CN218800427U CN202223519064.1U CN202223519064U CN218800427U CN 218800427 U CN218800427 U CN 218800427U CN 202223519064 U CN202223519064 U CN 202223519064U CN 218800427 U CN218800427 U CN 218800427U
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Abstract
The utility model discloses a novel milling and grinding function of numerical control lathe is set composite belongs to machining equipment technical field. The novel milling and grinding function compound device of the numerical control lathe comprises an electric spindle, wherein the electric spindle is fixedly connected to a tool rest through an installation frame, the novel milling and grinding function compound device also comprises a connecting shaft fixedly arranged at the output end of the electric spindle, and one end, away from the electric spindle, of the connecting shaft is detachably connected with a milling assembly, an inner grinding assembly and an outer grinding assembly; the utility model discloses a will mill main shaft, interior main shaft that grinds and the outer main shaft that grinds respectively through the bolt fastening on the connecting axle, then utilize its rotation of electric main shaft drive, can make numerical control lathe have the function of milling and grinding, can reduce the development and produce the high cost that large-scale compound lathe brought, make the easier realization of lathe except turning itself, still have mill, three kinds of processes of interior grinding of cylindrical running in to make numerical control lathe can process more multiple type of work piece.
Description
Technical Field
The utility model relates to a machining equipment technical field especially relates to novel milling and grinding function of numerical control lathe is compound device.
Background
At present, in the development trend of the numerical control machine tool, high speed and high precision are a constant topic. The numerical control machine tool has higher reliability development in the forward direction, the process and the working procedures are more combined and centralized, and the numerical control machine tool develops towards the processing direction of multiple main shafts and multiple tool rests. But a great technical gap exists between the domestic numerical control machine tool industry and developed countries. At present, traditional machine tools are still used in China, and CNC numerical control system machine tools are mainly used for numerical control machine tools. Under different situations, because the turning, milling and grinding are different working principles and standards, equipment or a cutter needs to be replaced and re-clamped when machining is performed, certain influence can be generated on machining precision and positioning precision, and the turning, milling and grinding are not beneficial to machining of high-precision or complex workpieces.
In the prior art, turning, milling and grinding combined machining is still performed in a platform of a numerical control machining center, application conditions of most numerical control machines are limited, machining efficiency and stability are not ideal enough, actual production requirements are not completely met, cost is high, a cutter is also a special application mode, and application under most situations cannot be achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the transformation condition to the numerical control machining center is limited and not ideal enough in the aspect of machining efficiency and stability among the prior art, and the novel milling and grinding function composite device of numerical control lathe that provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
novel milling and grinding function composite device of numerical control lathe, including electric main shaft, electric main shaft passes through mounting bracket fixed connection on the knife rest, still including fixed the setting the connecting axle of electric main shaft output, wherein, the one end that electric main shaft was kept away from to the connecting axle can be dismantled and be connected with and mill subassembly, interior mill processing subassembly and grind the processing subassembly outward.
In order to perform milling, preferably, the milling assembly includes a milling spindle detachably connected to the connecting shaft, wherein a tool holder for mounting the milling tool is provided on the milling spindle, and a locking member for fixing the tool holder is provided in the milling spindle.
In order to prevent the handle of a knife departure, furtherly, the retaining member is spacing pull rod, handle of a knife threaded connection is on spacing pull rod, just it is provided with the stopper on the main shaft to mill, the spacing groove has been seted up on the handle of a knife, stopper and spacing groove looks block.
In order to grind a workpiece internally, preferably, the internal grinding processing assembly comprises an internal grinding spindle detachably connected to the connecting shaft, wherein an internal connecting rod is fixedly arranged along the axis of the internal grinding spindle, and one end of the internal connecting rod, which is far away from the internal grinding spindle, is fixedly connected with an internal grinding wheel.
In order to prevent the inner circle grinding wheel from grinding the inner circle connecting rod, the inner circle connecting rod is sleeved with two groups of gaskets, the two groups of gaskets are symmetrically arranged on two sides of the inner circle grinding wheel, and the two groups of gaskets are abutted to the inner circle grinding wheel.
In order to carry out outer grinding to the work piece, preferably, outer grinding process subassembly is including dismantling the connection and be in outer grinding spindle on the connecting axle, wherein, fixedly connected with fixing chuck on the outer grinding spindle, threaded connection has the thread bush that is used for restricting fixing chuck on the outer grinding spindle, can dismantle on the fixing chuck and be connected with movable chuck, be provided with the external grinding emery wheel on the fixing chuck, external grinding emery wheel both ends offset with fixing chuck and movable chuck respectively.
Compared with the prior art, the utility model provides a novel milling and grinding function set composite of numerical control lathe possesses following beneficial effect:
1. according to the novel milling and grinding function composite device of the numerical control lathe, the milling main shaft, the inner grinding main shaft and the outer grinding main shaft are fixed on the connecting shaft through bolts respectively, and then are driven to rotate by the electric main shaft, so that the numerical control lathe has the milling and grinding functions, the high cost caused by developing and producing a large composite machine tool can be reduced, the lathe is easy to realize three procedures of milling and outer circle grinding, and inner grinding, and the numerical control lathe can process more kinds of workpieces;
2. according to the novel milling and grinding function composite device of the numerical control lathe, the milling main shaft, the inner grinding main shaft and the outer grinding main shaft are respectively fixed on the connecting shaft through the bolts, so that corresponding machining modes can be selected according to production processes, the replacement is convenient, the modification cost is low, the operation is simple, and the popularization and the use are convenient;
3. this novel milling and grinding function set composite of numerical control lathe through fixing electric main shaft on the knife rest, can be by its along the work piece axial of knife rest drive or radially remove, fixes a position accurately, fast, can improve machining efficiency and machining precision.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses a will mill the main shaft, the interior main shaft that grinds and the outer main shaft that grinds respectively through the bolt fastening on the connecting axle, then utilize its rotation of electric main shaft drive, can make numerical control lathe have the function of milling and grinding, can reduce the development and produce the high cost that large-scale compound lathe brought, make the easier realization of lathe except turning itself, still have mill, three kinds of processes of interior circular grinding of excircle running-in to make numerical control lathe can process the work piece of more kinds of.
Drawings
Fig. 1 is a front view of milling of the novel milling and grinding function combination device of the numerical control lathe provided by the invention;
fig. 2 is a front view of the inner grinding process of the novel milling and grinding function compound device of the numerical control lathe provided by the utility model;
fig. 3 is a front view of the external grinding process of the novel milling and grinding function composite device of the numerical control lathe provided by the utility model;
fig. 4 is a top view of the milling process of the novel milling and grinding function combination device of the numerically controlled lathe provided by the present invention;
fig. 5 is the utility model provides a left side view of the novel milling and grinding function of numerical control lathe device that compounds mills processing.
In the figure: 1. an electric spindle; 101. a mounting frame; 102. a connecting shaft; 2. milling a main shaft; 201. a knife handle; 202. a limiting pull rod; 3. internally grinding the main shaft; 301. an inner circle connecting rod; 302. internally grinding the grinding wheel; 303. a gasket; 4. externally grinding the main shaft; 401. fixing the chuck; 402. a movable chuck; 403. and (5) grinding the outer circle of the grinding wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The embodiment is as follows:
referring to fig. 1-5, the novel milling and grinding function composite device of the numerical control lathe comprises an electric spindle 1, wherein the electric spindle 1 is fixedly connected to a lathe tool rest through an installation frame 101, the tool rest adopts a square electric tool rest, the electric tool rest has the advantages of accurate positioning and high positioning speed compared with the traditional tool rest, when the novel milling and grinding function composite device is used, the electric spindle 1 can be driven by the electric tool rest to rotate, the axial or radial processing along a workpiece can be realized according to process requirements, the electric spindle is driven by the tool rest of the lathe, the rotation precision can be improved, the electric spindle 1 is fixed on the tool rest of the original lathe through the installation frame 101, most of the numerical control lathes can be transformed by adopting the method, the transformation cost is low, the operation is simple, the popularization and the use are convenient, based on the requirement of the mechanical industry on the composite function of the lathe, in order to reduce high cost brought by developing and producing large composite lathes, the milling and grinding functional components for milling and grinding on the numerical control lathe can be easily installed on the numerical control lathe, three grinding functional components can be easily installed on the numerical control lathe, the three grinding processes of milling and outer circle grinding can be completed, and the inner circle milling and the inner circle of a plurality of workpieces can be processed. Meanwhile, the problem that milling and grinding cannot be carried out only by a lathe in some scenes is solved, the precision reduction caused by the fact that some workpieces needing to be milled and ground after turning are mounted and dismounted is reduced, the connecting shaft 102 is fixedly arranged at the output end of the electric spindle 1, the connecting shaft 102 is provided with a threaded hole, the milling spindle 2, the inner milling spindle 3 and the outer milling spindle 4 are correspondingly provided with through holes, and when the electric spindle is used, the milling spindle 2, the inner milling spindle 3 and the outer milling spindle 4 are fixed on the connecting shaft 102 through bolts according to the process, so that the electric spindle is simple and reliable to fix, and corresponding replacement is convenient to carry out according to production needs, wherein the milling assembly, the inner milling assembly and the outer milling assembly are detachably connected to one end, far away from the electric spindle 1, of the connecting shaft 102.
When the numerical control lathe is used, the electric spindle 1 is assembled, the mounting frame 101 is sleeved on the electric spindle 1, then the mounting frame 101 is fixedly mounted on a numerical control lathe tool rest, the milling spindle 2, the inner grinding spindle 3 and the outer grinding spindle 4 are selected according to production requirements and fixed on the connecting shaft 102, when the numerical control lathe is used, the electric spindle 1 is started to rotate, the milling cutter or the inner grinding wheel 302 or the outer grinding wheel 403 can be driven to rotate, corresponding milling or grinding is carried out, and the tool rest drives the electric spindle 1 to integrally move along the axial direction or the surprise direction of a workpiece, so that the numerical control lathe can process more kinds of workpieces.
Referring to fig. 1, fig. 4-fig. 5, the milling assembly includes a milling spindle 2 detachably connected to a connecting shaft 102, the milling spindle 2 is fixed to the connecting shaft 102 through a bolt, a cutter handle 201 for installing a milling cutter is provided on the milling spindle 2, a locking member for fixing the cutter handle 201 is provided in the milling spindle 2, the locking member is a limiting pull rod 202, the cutter handle 201 is in threaded connection with the limiting pull rod 202, a limiting block is provided on the milling spindle 2, a limiting groove is provided on the cutter handle 201, and the limiting block is engaged with the limiting groove.
Referring to fig. 2, the internal grinding processing assembly includes an internal grinding spindle 3 detachably connected to the connecting shaft 102, the internal grinding spindle 3 is fixed to the connecting shaft 102 through a bolt, wherein an internal grinding connecting rod 301 is fixedly arranged along the axis of the internal grinding spindle 3, the internal grinding wheel 302 is fixedly connected to one end of the internal grinding spindle 3, which is kept away from by the internal grinding connecting rod 301, a gasket 303 is sleeved on the internal grinding connecting rod 301, the gasket 303 is provided with two groups, two groups of gaskets 303 are symmetrically arranged on two sides of the internal grinding wheel 302, the two groups of gaskets 303 all abut against the internal grinding wheel 302, the gasket 303 can avoid the contact between the internal grinding wheel 302 and the internal grinding connecting rod 301, so that the internal grinding connecting rod 301 is worn in advance, the service life of the internal grinding wheel is shortened, when the internal grinding connecting rod 301 can drive the internal grinding wheel 302 to extend into a workpiece for grinding, after the workpiece is finished, clamping of the workpiece can be reduced, and the processing efficiency and the processing precision can be improved.
Referring to fig. 3, the external grinding machining assembly includes an external grinding spindle 4 detachably connected to the connecting shaft 102, the external grinding spindle 4 is also fixed to the connecting shaft 102 by bolts, a fixing chuck 401 is fixedly connected to the external grinding spindle 4, the fixing chuck 401 is in a stepped shaft shape, a tapered through hole is formed in the middle of the fixing chuck, a tapered inclined surface is correspondingly arranged on the external grinding spindle 4, when the external grinding spindle is used, the fixing chuck 401 can be firmly fixed to the external grinding spindle 4 by screwing a threaded sleeve, the threaded sleeve is connected to the external grinding spindle 4 and used for limiting the fixing chuck 401, a movable chuck 402 is detachably connected to the fixing chuck 401 and used for supporting the movable chuck 402, the movable chuck 402 is also in a stepped shape, a central hole of the movable chuck 402 is also in a tapered shape, connection firmness between the movable chuck 401 and the fixing chuck 401 can be guaranteed, the movable chuck 402 can be detachably fixed to the fixing chuck 401 by bolts, the external grinding wheel is sleeved on steps of the fixing chuck 401 and the movable chuck 402, two ends of the external grinding wheel 403 respectively abut against the fixing chuck 401 and the movable chuck 402, when the external grinding spindle 1 rotates, and the external grinding wheel 403 can be used for grinding the outer wall or grinding the step of the workpiece.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. Novel milling and grinding function composite device of numerical control lathe comprises an electric spindle (1) and is characterized in that the electric spindle (1) is fixedly connected to a tool rest through a mounting frame (101), and the novel milling and grinding function composite device further comprises
A connecting shaft (102) fixedly arranged at the output end of the electric spindle (1),
one end, far away from the electric spindle (1), of the connecting shaft (102) is detachably connected with a milling assembly, an inner grinding assembly and an outer grinding assembly.
2. The novel milling and grinding function compound device of the numerically controlled lathe as claimed in claim 1, wherein the milling assembly comprises
A milling main shaft (2) detachably connected to the connecting shaft (102),
the milling machine is characterized in that a cutter handle (201) used for installing a milling cutter is arranged on the milling spindle (2), and a locking piece used for fixing the cutter handle (201) is arranged in the milling spindle (2).
3. The novel milling and grinding function compounding device of the numerical control lathe according to claim 2, wherein the locking piece is a limiting pull rod (202), the tool shank (201) is in threaded connection with the limiting pull rod (202), a limiting block is arranged on the milling spindle (2), a limiting groove is formed in the tool shank (201), and the limiting block is clamped with the limiting groove.
4. The novel milling and grinding function compound device of the numerical control lathe as claimed in claim 1, wherein the internal grinding machining component comprises
The internal grinding main shaft (3) is detachably connected to the connecting shaft (102),
an inner circle connecting rod (301) is fixedly arranged along the axis of the inner grinding spindle (3), and one end, far away from the inner grinding spindle (3), of the inner circle connecting rod (301) is fixedly connected with an inner grinding wheel (302).
5. The novel milling and grinding function compound device of the numerical control lathe according to claim 4, characterized in that the inner circle connecting rod (301) is sleeved with two groups of gaskets (303), the two groups of gaskets (303) are symmetrically arranged on two sides of the inner circle grinding wheel (302), and the two groups of gaskets (303) are abutted against the inner circle grinding wheel (302).
6. The novel milling and grinding function compound device of the numerical control lathe as claimed in claim 1, wherein the outer grinding machining component comprises
An external grinding main shaft (4) is detachably connected on the connecting shaft (102),
wherein, fixedly connected with fixing chuck (401) is gone up in outer grinding main shaft (4), threaded connection has the thread bush that is used for restricting fixing chuck (401) on outer grinding main shaft (4), can dismantle on fixing chuck (401) and be connected with movable chuck (402), be provided with cylindrical grinding wheel (403) on fixing chuck (401), cylindrical grinding wheel (403) both ends offset with fixing chuck (401) and movable chuck (402) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223519064.1U CN218800427U (en) | 2022-12-28 | 2022-12-28 | Novel milling and grinding function compounding device of numerical control lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223519064.1U CN218800427U (en) | 2022-12-28 | 2022-12-28 | Novel milling and grinding function compounding device of numerical control lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218800427U true CN218800427U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223519064.1U Active CN218800427U (en) | 2022-12-28 | 2022-12-28 | Novel milling and grinding function compounding device of numerical control lathe |
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| Country | Link |
|---|---|
| CN (1) | CN218800427U (en) |
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- 2022-12-28 CN CN202223519064.1U patent/CN218800427U/en active Active
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