CN113118797B - Lathe gang tool fixed knot constructs and lathe - Google Patents
Lathe gang tool fixed knot constructs and lathe Download PDFInfo
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- CN113118797B CN113118797B CN202110278898.9A CN202110278898A CN113118797B CN 113118797 B CN113118797 B CN 113118797B CN 202110278898 A CN202110278898 A CN 202110278898A CN 113118797 B CN113118797 B CN 113118797B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q37/00—Metal-working machines, or constructional combinations thereof, built-up from units designed so that at least some of the units can form parts of different machines or combinations; Units therefor in so far as the feature of interchangeability is important
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- Drilling And Boring (AREA)
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Abstract
The invention discloses a machine tool combined cutter fixing structure and a machine tool, comprising: the cylinder body component is provided with a cylinder body, the cylinder body is sealed through a gland, and the gland is provided with a piston rod guide hole; the piston component is arranged in the cylinder body, a piston rod of the piston component penetrates through the piston rod guide hole, a tooth-shaped structure is arranged at the tail of the piston rod, and the tooth-shaped structure at the tail of the piston rod is used for being matched with the tooth of a tool changing gear of a machine tool spindle to fix the machine tool spindle. According to the invention, the turning function is added on the basis that the machine tool is provided with the rotary table through the fixed structure of the combined tool of the machine tool, parts can be processed on the machine tool by milling, drilling, tapping, carving, turning and the like, and the parts can be processed by clamping once, so that the preparation time of machine tool replacement, clamping and machine tool debugging in the part processing process is reduced, the turnover and transportation in the part production process are reduced, the processing utilization rate and the processing function of the machine tool are effectively improved, and the use cost performance of the machine tool is improved.
Description
Technical Field
The invention is used in the field of machine tool accessories, and particularly relates to a combined cutter fixing structure of a machine tool and the machine tool.
Background
The numerical control machining center machine tool can complete machining of a plurality of working procedures by clamping once, so that the machining precision and efficiency of parts can be effectively improved. After the numerical control rotary table is arranged, the rotary table is driven by the fourth shaft and the fifth shaft to complete continuous rotary machining, parts with complex curved surfaces and multiple working procedures can be machined, and the machining range of the machine tool is expanded. The above processing is mainly to fix a workpiece of a processing part, and a cutter moves and rotates according to a numerical control program, so that the processing requirements of milling, drilling, tapping, carving and the like can be met, but the application function of turning processing cannot be met.
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art and provides a combined tool fixing structure of a machine tool and the machine tool.
The technical scheme adopted by the invention for solving the technical problems is as follows:
in a first aspect, a machine tool unit cutter fixing structure includes:
the cylinder body component is provided with a cylinder body, the cylinder body is sealed through a gland, and the gland is provided with a piston rod guide hole;
the piston component is arranged in the cylinder body, a piston rod of the piston component penetrates through the piston rod guide hole, a tooth-shaped structure is arranged at the tail of the piston rod, and the tooth-shaped structure at the tail of the piston rod is used for being matched with the tooth of a tool changing gear of a machine tool spindle to fix the machine tool spindle.
With reference to the first aspect, in certain implementations of the first aspect, the gland is provided with a guide ring in the piston rod guide hole, the guide ring being engaged with the piston rod.
With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the method further includes:
and the fixed seat is used for fixing the cylinder body component to a spindle box of a machine tool.
With reference to the first aspect and the implementation manners described above, in some implementation manners of the first aspect, the fixing base is provided with an arc-shaped guide groove, the arc-shaped guide groove extends along the circumferential direction of the tool changing gear, the cylinder body component is connected with an arc-shaped guide block, the arc-shaped guide block is matched with the arc-shaped guide groove, and the locking mechanism is used for locking the cylinder body component on the fixing base.
With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the locking mechanism includes an arc-shaped rack, a gear and a locking nut, the arc-shaped rack is connected with the cylinder component and the arc-shaped guide block as a whole, the fixing seat is provided below the arc-shaped guide block with a gear mounting seat, the gear is mounted on the gear mounting seat through a gear shaft, the gear is engaged with the arc-shaped rack, and the locking nut is connected to the gear shaft and used for locking the gear on the gear mounting seat.
With reference to the first aspect and the foregoing implementation manners, in some implementation manners of the first aspect, the fixing base is connected to the guide strip, and along a radial direction of the arc-shaped guide slot, one side edge of the arc-shaped guide block is supported by the guide strip, and the other side edge of the arc-shaped guide block is supported by the gear mounting base.
In a second aspect, a machine tool comprises a machine tool workbench, a machine tool headstock and a machine tool combined tool fixing structure in any one implementation mode of the first aspect, wherein the machine tool headstock is provided with a headstock, a machine tool spindle and a driving motor for driving the machine tool spindle, the machine tool spindle is provided with a spindle tool changing gear, the machine tool combined tool fixing structure is connected to the headstock and located on the side of the machine tool spindle, and the machine tool workbench is provided with a rotary table.
One of the above technical solutions has at least one of the following advantages or beneficial effects: according to the invention, the turning function is added on the basis that the machine tool is provided with the rotary table through the machine tool combined cutter fixing structure, parts can be processed on the machine tool by milling, drilling, tapping, carving, turning and the like, and the parts can be processed by clamping once, so that the preparation time of machine tool replacement, clamping and machine tool debugging in the part processing process is reduced, the turnover and transportation in the part production process are reduced, the machine tool processing utilization rate and the processing function are effectively improved, and the use cost performance of the machine tool is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of an embodiment of the machine tool of the present invention for drilling and milling;
FIG. 2 is a schematic view of a turning operation of one embodiment of the machine of the present invention;
FIG. 3 is a schematic structural diagram of one embodiment of a machine tool combined tool fixing structure of the invention;
FIG. 4 is a bottom view of the structure of the embodiment of FIG. 3;
FIG. 5 is a side view of the structure of one embodiment of the present invention shown in FIG. 3;
fig. 6 is a cross-sectional view taken at a-a in fig. 5.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the present invention, if directions (up, down, left, right, front, and rear) are described, it is only for convenience of describing the technical solution of the present invention, and it is not intended or implied that the technical features referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, it is not to be construed as limiting the present invention.
In the invention, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically connected, may be electrically connected or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.
The embodiment of the invention provides a machine tool, and as shown in figure 1, the machine tool of a numerical control machining center is provided with a rotary table drilling and milling schematic diagram. The machine tool comprises a machine tool workbench 1, a machine tool headstock 2 and a machine tool combined cutter fixing structure 3, wherein the machine tool headstock 2 is supported on a machine tool base 5 through a machine tool upright post 4, the machine tool headstock 2 is provided with a main shaft box, a machine tool main shaft 6 and a driving motor 7 for driving the machine tool main shaft 6, the machine tool main shaft 6 is provided with a main shaft cutter changing gear 8, and the main shaft cutter changing gear 8 is used for being matched with a cutter library to realize cutter changing. The machine tool combined tool fixing structure 3 is connected with the spindle box and positioned on the side of a machine tool spindle 6, and the machine tool workbench 1 is provided with a rotary table. The principle is that a numerical control rotary table is arranged on a machine tool workbench 1 of a machining center, continuous rotary machining is completed through a fourth shaft and a fifth shaft to drive the rotary table, complex curved surfaces and parts with multiple processes can be machined, and the machining range of the machine tool is expanded.
If fig. 2 is added with a turning tool fixing structure on the basis of the processing application of fig. 1, the machine tool can meet the requirement of turning function application, so that the machine tool processing application field is wider, and the processing efficiency is improved.
The embodiment of the invention provides a machine tool combined cutter fixing structure 3 which has a main shaft fixing function, so that a turning cutter is positioned and fixed, and the turning function requirement is met. Referring to fig. 3-6, the machine tool combined tool fixing structure 3 includes a cylinder part 31 and a piston part 32, the cylinder part 31 is provided with a cylinder, the cylinder is sealed by a gland 33, and the gland 33 is provided with a piston rod guide hole. The piston part 32 is arranged in the cylinder body, a piston rod of the piston part 32 penetrates through a piston rod guide hole, a tooth-shaped structure 34 is arranged at the tail part of the piston rod, the tooth-shaped structure 34 at the tail part of the piston rod is used for being matched with the tooth of a tool changing gear of the machine tool spindle 6 to fix the machine tool spindle 6, the piston rod moves back and forth along with the piston part 32 to be matched with the spindle tool changing gear 8, and a spindle shaft system is fixed to prevent rotation.
When the lathe is to realize the turning function, the cutter structure with the mountable lathe tool needs to be changed, and at this moment, the gyration axle of lathe main shaft 6 needs to be fixed, and the processing part is fixed in on the revolving stage, realizes the turning through the gyration of revolving stage. The fixed cutter fixed knot that passes through of lathe tool realizes, cylinder body location interface lets in the gas or the oil of certain pressure, piston component 32's piston rod is toward moving outward, the tooth mouth of afterbody and the cooperation of the tool changing gear tooth of main shaft, after accomplishing lathe work, cylinder body reset interface lets in the gas or the oil of certain pressure, piston component 32's piston rod moves back and resets, the cooperation breaks away from between the gear, other non-lathe work cutters can normally be changed to the main shaft, can continue to carry out next process processing, effectively improve machining efficiency. According to the invention, the turning function is added on the basis that the lathe is provided with the rotary table by matching the lathe combined cutter fixing structure 3 with the tool changing gear of the lathe, a part can be subjected to milling, drilling, tapping, carving, turning and the like on the lathe, the part can be machined by once clamping, the preparation man-hour for replacing the lathe, clamping and debugging the lathe in the part machining process is reduced, the turnover and transportation in the part production process are reduced, the machining utilization rate and the machining function of the lathe are effectively improved, and the use cost performance of the lathe is improved. The invention adds the turning function on the basis of the existing numerical control machining center machine tool equipped with the rotary table, so that the machine tool machining application field is wider, and the machining efficiency is improved.
In some embodiments, referring to fig. 6, the gland 33 is provided with a guide ring 35 in the piston rod guide hole, the guide ring 35 is used for guiding the piston rod, and the service life is prolonged.
The cylinder member 31 can be directly or indirectly connected to the headstock of the machine tool, for example, in the embodiment shown in fig. 3 and 6, the machine tool gang tool fixing structure 3 further includes a fixing base 36 for fixing the cylinder member 31 to the headstock of the machine tool.
Further, in order to ensure that the piston rod can be correctly engaged with the tool changing gear when extending out, the matching angle of the fixing process of the main shaft rotating shaft system is adjusted, an adjusting component is arranged between the fixing seat 36 and the cylinder body part 31, see fig. 3 and fig. 6, the fixing seat 36 is provided with an arc guide groove 38, the arc guide groove 38 extends along the circumferential direction of the tool changing gear, the cylinder body part 31 is connected with an arc guide block 37, the arc guide block 37 is matched with the arc guide groove 38, the arc guide block 37 can slide along the arc guide groove 38, and therefore the position of the cylinder body part 31 and the position of the piston rod on the fixing seat 36 are adjusted. When the piston rod extends out, the tooth-shaped structure 34 at the tail of the piston rod is contacted with the tool changing gear, and in the meshing process, the position of the cylinder body part 31 is adjusted along the arc-shaped guide groove 38 along with the arc-shaped guide block 37, and finally, correct meshing is realized. Of course, in order to realize the positioning of the cylinder member 31, a locking mechanism for locking the cylinder member 31 to the fixing base 36 is further included.
The locking mechanism can adopt a locking bolt which is in threaded connection with the fixed seat 36, and can also adopt a structural form as shown in fig. 4 and fig. 6, namely the locking mechanism comprises an arc-shaped rack 39, a gear 310 and a locking nut 311, the arc-shaped rack 39, the cylinder body part 31 and the arc-shaped guide block 37 are connected into a whole, the fixed seat 36 is provided with a gear installation seat 312 below the arc-shaped guide block 37, the gear 310 is installed on the gear installation seat 312 through a gear shaft, the gear 310 is meshed with the arc-shaped rack 39, and the matching clearance is adjusted in the fixing process of the main shaft rotating shaft system. A lock nut 311 is coupled to the gear shaft for locking the gear 310 to the gear mounting seat 312. Meanwhile, the locking nut 311 is also used for realizing the fit clearance adjustment of the arc-shaped rack 39 and the gear 310.
Referring to fig. 6, in order to support and guide the arc-shaped guide block 37 in the arc-shaped guide groove 38, the fixed seat 36 is connected to the guide bar 313, the guide bar 313 and the arc-shaped guide groove 38 together define an assembly space of the arc-shaped guide block 37, one side edge of the arc-shaped guide block 37 is supported by the guide bar 313 along the radial direction of the arc-shaped guide groove 38, the arc-shaped guide block 37 and the guide bar 313 are matched by an inclined surface or a stepped surface, and the other side edge of the arc-shaped guide block 37 is supported by the gear mounting seat 312.
During operation, the tooth-shaped structure 34 is automatically matched and aligned after being contacted with a tool changing gear, at the moment, the gear 310 can be fixed through the locking nut 311 to prevent the arc-shaped rack 39 from rotating, so that the whole tool fixing structure is fixed, and the fixing of a main shaft system is realized. And rotating the machine tool main shaft with the fixed shaft system, replacing a cutter with a turning function, and rotating the workpiece through the numerical control turntable to finally realize turning.
In the description herein, references to "an example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope of the claims of the present application.
Claims (4)
1. The utility model provides a lathe gang tool fixed knot constructs which characterized in that includes:
the cylinder body component is provided with a cylinder body, the cylinder body is sealed through a gland, and the gland is provided with a piston rod guide hole;
the piston component is arranged in the cylinder body, a piston rod of the piston component penetrates through the piston rod guide hole, a tooth-shaped structure is arranged at the tail part of the piston rod, and the tooth-shaped structure at the tail part of the piston rod is used for being matched with the tooth of a tool changing gear of a machine tool spindle to fix the machine tool spindle;
the fixing seat is used for fixing the cylinder body component to a spindle box of a machine tool and enabling the fixing structure of the combined tool of the machine tool to be located on the side of a spindle of the machine tool, the fixing seat is provided with an arc-shaped guide groove, the arc-shaped guide groove extends along the circumferential direction of the tool changing gear, the cylinder body component is connected with an arc-shaped guide block, the arc-shaped guide block is matched with the arc-shaped guide groove, the fixing seat is connected with a guide strip, one side edge of the arc-shaped guide block is supported on the guide strip along the radial direction of the arc-shaped guide groove, and the other side edge of the arc-shaped guide block is supported on a gear mounting seat;
and the locking mechanism is used for locking the cylinder body component to the fixed seat.
2. The machine tool gang tool fixing structure of claim 1, wherein the press cover is provided with a guide ring in the piston rod guide hole, the guide ring being engaged with the piston rod.
3. The machine tool gang tool fixing structure of claim 1, wherein the locking mechanism includes an arc-shaped rack, a gear, and a lock nut, the arc-shaped rack is connected with the cylinder block component and the arc-shaped guide block as a whole, the fixing base is provided with a gear mounting base below the arc-shaped guide block, the gear is mounted on the gear mounting base through a gear shaft, the gear is engaged with the arc-shaped rack, and the lock nut is connected to the gear shaft and is used for locking the gear on the gear mounting base.
4. A machine tool, characterized by comprising a machine tool workbench, a machine tool headstock and a machine tool combined tool fixing structure as claimed in any one of claims 1 to 3, wherein the machine tool headstock is provided with a headstock, a machine tool spindle and a driving motor for driving the machine tool spindle, the machine tool spindle is provided with a spindle tool changing gear, the machine tool combined tool fixing structure is connected to the headstock and located on the side of the machine tool spindle, and the machine tool workbench is provided with a turntable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110278898.9A CN113118797B (en) | 2021-03-16 | 2021-03-16 | Lathe gang tool fixed knot constructs and lathe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110278898.9A CN113118797B (en) | 2021-03-16 | 2021-03-16 | Lathe gang tool fixed knot constructs and lathe |
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| Publication Number | Publication Date |
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| CN113118797A CN113118797A (en) | 2021-07-16 |
| CN113118797B true CN113118797B (en) | 2022-09-06 |
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| US6073323A (en) * | 1997-06-20 | 2000-06-13 | Mori Seiki Co., Ltd. | Tool spindle fixing device for composite machine tool |
| CN201565780U (en) * | 2010-01-04 | 2010-09-01 | 黑龙江光大数控机床有限责任公司 | Combined type milling machine with turning tool array device and lathe tool changing mechanism |
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