CN209062146U - A kind of center of gravity drives the numerically controlled lathe of zero Mold processing - Google Patents
A kind of center of gravity drives the numerically controlled lathe of zero Mold processing Download PDFInfo
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- CN209062146U CN209062146U CN201821985248.8U CN201821985248U CN209062146U CN 209062146 U CN209062146 U CN 209062146U CN 201821985248 U CN201821985248 U CN 201821985248U CN 209062146 U CN209062146 U CN 209062146U
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- tool head
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- lathe bed
- mold processing
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Abstract
The utility model discloses the numerically controlled lathe that a kind of center of gravity drives zero Mold processing, lathe bed, cross slide way, longitudinal rail, main axle unit, tool head units；The cross slide way is fixed on the top of lathe bed, longitudinal rail is fixed on the side being connected on lathe bed with outside, main axle unit is capable of being connected on cross slide way of horizontal reciprocating movement, what tool head unit can move back and forth vertically is connected on longitudinal rail, and main axle unit and tool head unit are the design of zero Mold processing.The utility model has the beneficial effects that the utility model realizes that zero Mold processing and center of gravity driving cooperate, the torque that main axle unit is subject to when can weaken work pieces process, reduce the Relative Vibration between workpiece and cutter, improve machining accuracy and stability, extends cutting-tool's used life.
Description
Technical field
The utility model relates to the numerical control lathes that a kind of numerically-controlled machine tool more particularly to a kind of center of gravity drive zero Mold processing
Bed.
Background technique
With the rapid development of China's manufacturing industry, equipment technology is produced just towards accurate, efficient, intelligent positive transition.?
In the processing of revolving parts, numerically controlled lathe due to its high production efficiency, safety good (process is not required to manpower intervention), plus
The characteristics of work stable accuracy, has gradually replaced traditional lathe.It is further sought for for processing efficiency, by some numerically controlled lathes
Side is equipped with mechanical arm, and to realize automatic loading/unloading, however this can bring additional cost and security risk.Then Germany Emag is public
The numerically controlled lathe that a kind of main shaft of utility model stands upside down is taken charge of, main shaft has horizontal and vertical two freedom of motion, can pass through
Automatic loading/unloading is realized in the crawl of the movement cooperation oild chuck of main shaft.Inverted vertical lathe backward is all made of such structure, directly
Teacher is raised to Li Lu, and a kind of inverted digital control lathe that two axis are split is proposed in patent CN104874815B.The lathe removes
The longitudinal freedom of movement of main shaft is changed to knife rest longitudinal movement, and the traverse feed of main shaft is cooperated to process part, certainly by two movements
It is separated by degree, improves the rigidity of lathe to a certain extent, conducive to more accurate, stable part processing is realized.
Current inverted digital control lathe, what still two axis of either main shaft two-way linkage were split, main shaft or knife rest
There is certain Mold processing relative to driving force direction, this will not be generated considerable negative when main shaft or knife rest zero load are mobile
Effect, but in workpiece feeding, due to the presence of main shaft Mold processing, reaction force and horizontal actuator force that tool feeding is subject to
Not on a perpendicular, under the collective effect of two power, (level including main shaft and for installing main shaft is sliding for main axle unit
Saddle) it will receive the torque for being vertically to horizontal plane direction, the Relative Vibration between workpiece and cutter is caused, adding for workpiece is reduced
Work precision and cutting-tool's used life.
In view of the above shortcomings, the designer is actively subject to research and innovation, it is a kind of without Mold processing, center of gravity to found
The inverted digital control lathe of driving makes it with more the utility value in industry.
Utility model content
Main shaft or knife in above-mentioned background technique are solved the technical problem to be solved by the utility model is to provide a kind of
The presence of frame Mold processing so as to cause the Relative Vibration between workpiece and cutter numerically controlled lathe.
The utility model is to solve above-mentioned technical problem by the following technical programs: the utility model includes lathe bed, cross
Direction guiding rail, longitudinal rail, main axle unit, tool head unit；
The lathe bed is that inside is the structure that empty, top surface and one of side are connected to outside, and the cross slide way is solid
It is scheduled on the top of lathe bed, longitudinal rail is fixed on the side being connected on lathe bed with outside, and main axle unit being capable of horizontal reciprocating movement
Be connected on cross slide way, what tool head unit can move back and forth vertically is connected on longitudinal rail；
Cross slide way symmetrical structure, the vertical plane where the center of gravity of main axle unit moves horizontally the track of generation are led with lateral
The plane of symmetry of rail is overlapped, and longitudinal rail is symmetrical structure, and the center of gravity of tool head unit moves horizontally vertical where the track of generation
Face is overlapped with the plane of symmetry of longitudinal rail.
Preferably, the lathe bed is that symmetrical hexahedron structure, inside are rectangular cavity structure, top surface along the vertical direction
It is connected to outside with four sides.
Preferably, the cross slide way is two horizontal guide rails parallel to each other, is symmetrically and fixedly mounted to the top of lathe bed,
Vertical plane where the center of gravity of main axle unit moves horizontally the track of generation is overlapped with the plane of symmetry of two horizontal guide rails.
Preferably, the main axle unit includes spindle box, main shaft, spindle chuck, the connection that the spindle box can slide
On cross slide way, main shaft passes through spindle box and is fixed on spindle box, and spindle chuck is mounted on main shaft lower end.
Preferably, further include the main shaft driving device moved back and forth for driving spindle unit horizontal, be mounted on lathe bed
Top, when the main shaft driving device driving spindle unit motion, the position direction for the driving force that main shaft driving device generates
It is overlapped with main axle unit centre-of-gravity path.
Preferably, the longitudinal rail is two upright guide rails parallel to each other, is symmetrically and fixedly mounted to the side of lathe bed,
Vertical plane where the track that the center of gravity vertical shift of tool head unit generates is overlapped with the plane of symmetry of two upright guide rails.
Preferably, the tool head unit includes tool head box, knife rest, cutter, and the tool head box can be slidably connected at longitudinal direction
On guide rail, knife rest is fixed in tool head box, and cutter is fixed on knife rest.
Preferably, further include knife rack driving mechanism for driving tool head unit to move back and forth vertically, be mounted on lathe bed
Side, when the knife rack driving mechanism driving tool head unit moves, the position direction for the driving force that knife rack driving mechanism generates
It is overlapped with tool head unit centre-of-gravity path.
Preferably, further include counterweight element for balance tool holder unit weight, the side of tool head unit is set, it is described
Counterweight element includes clump weight, counterweight rope, weighting distribution wheel, clump weight guide rail, weight slide block, and the clump weight guide rail is fixed on lathe bed
Side, weighting distribution wheel are rotatably mounted on clump weight rail crown, and the counterweight rope connects across weighting distribution wheel, one end and tool head box
Connect, the other end is connect with clump weight, and clump weight side is fixedly connected with weight slide block, the weight slide block can vertical direction it is past
What is moved again is connected on clump weight guide rail.
It preferably, further include pedestal, the lathe bed is detachably arranged on pedestal.
The utility model has the advantage that compared with prior art
(1) by by main axle unit and tool head unit across frame on lathe bed, track that the gravity motion of main axle unit generates
The horizontal plane at place is overlapped with the plane of symmetry of cross slide way, the vertical plane where the track that the gravity motion of tool head unit generates with
The plane of symmetry of longitudinal rail is overlapped, that is, is realized zero Mold processing of main shaft and knife rest, improved system stiffness；
(2) and the position direction of the driving force of main shaft driving device generation is overlapped with main axle unit centre-of-gravity path,
The position direction for the driving force that knife rack driving mechanism generates is overlapped with tool head unit centre-of-gravity path, realizes center of gravity driving,
Eliminating the torque as caused by centripetal force and driving force are non-coplanar reduces workpiece with good realization in conjunction with zero Mold processing
Relative Vibration between cutter, improves machining accuracy and stability；
(3) lathe bed of symmetrical structure has higher strength and stiffness.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a kind of zero Mold processing of the utility model embodiment and the numerically controlled lathe of center of gravity driving；
Fig. 2 is the structural schematic diagram of Fig. 1 medial bed；
Fig. 3 is the structural schematic diagram of cross slide way and main axle unit in Fig. 1
Fig. 4 is the structural schematic diagram of longitudinal rail in Fig. 1, tool head unit and counterweight element.
Figure label: including lathe bed 1, window 11, cross slide way 2, horizontal guide rail 21, longitudinal rail 3, upright guide rail 31,
Main axle unit 4, spindle box 41, main shaft 42, spindle chuck 43, main shaft driving device 44, tool head unit 5, tool head box 51, knife rest
52, cutter 53, knife rack driving mechanism 54, counterweight element 6, clump weight 61, counterweight rope 62, weighting distribution wheel 63, clump weight guide rail 64, match
Weighty slider 65, pedestal 7, workpiece 8.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
As shown in Figure 1, a kind of center of gravity of the present embodiment drives the numerically controlled lathe of zero Mold processing, including lathe bed 1, cross slide way 2,
Longitudinal rail 3, main axle unit 4, tool head unit 5, counterweight element 6, pedestal 7.
The lathe bed 1 is that inside is the structure that empty, top surface and one of side are connected to outside, the cross slide way 2
It is fixed on the top of lathe bed 1, i.e. top surface and external connectivity part, longitudinal rail 3 is fixed on the left side being connected on lathe bed 1 with outside
At face, set herein: as left side, side corresponding thereto is right side, 4 energy of main axle unit for the side of mounting tool post unit 5
Enough horizontal reciprocating movements are connected on cross slide way 2, and what tool head unit 5 can move back and forth vertically is connected to longitudinal rail 3
On；When work, the supporting surface of the horizontal plane cross slide way 2 where the track that the gravity motion of main axle unit 4 generates is overlapped；
2 symmetrical structure of cross slide way, the center of gravity of main axle unit 4 move horizontally vertical plane and transverse direction where the track of generation
The plane of symmetry of guide rail 2 is overlapped, and longitudinal rail 3 is symmetrical structure, and the center of gravity of tool head unit 5 moves horizontally where the track of generation
Vertical plane is overlapped with the plane of symmetry of longitudinal rail 3.
As shown in Fig. 2, lathe bed 1 is that symmetrical hexahedron structure, inside are rectangular cavity structure, top along the vertical direction
Face, front, the back side, left side, right side are connected to outside, there are four front, the back side of lathe bed 1 shown in figure are opened altogether
Window 11 is symmetrical arranged, test alignment and the installation of loading and unloading platform of the window 11 for main axle unit 4 and tool head unit 5
Maintenance, and top surface is equipped with two rows of mounting holes of installation cross slide way 2, left side offers the installation of two rows of mounting tool post units 5
Hole.
As shown in figure 3, the cross slide way 2 is two horizontal guide rails 21 parallel to each other, it is symmetrically and fixedly mounted to lathe bed
Top, the center of gravity of main axle unit 4 moves horizontally the plane of symmetry of vertical plane and two horizontal guide rails 21 where the track of generation
It is overlapped.
The main axle unit 4 includes spindle box 41, main shaft 42, spindle chuck 43, and the spindle box 41 can be slidably connected
On cross slide way 2, spindle box 41 is symmetrical structure, and inside is equipped with the transmission system of driving spindle rotation, specifically, can lead to
It crosses 41 two sides bolt of spindle box to be fixedly connected on four spindle box sliding blocks, four spindle box sliding block slidings are connected to cross slide way
Two horizontal guide rails 21 on, main shaft 42 is passed through and spindle box 41 and is fixed on spindle box 41, and spindle chuck 43 is mounted on main shaft
42 lower ends are used for clamping workpiece 8.
The present embodiment further includes the main shaft driving device 44 for 4 horizontal reciprocating movement of driving spindle unit, is mounted on bed
The top of body 1, when the 44 driving spindle unit 4 of main shaft driving device moves, the driving force of the generation of main shaft driving device 44
Position direction is overlapped with 4 centre-of-gravity path of main axle unit.Main shaft driving device 44 is to transport along main axle unit 4 in the present embodiment
The gear train assembly and horizontal linear motor of 4 two sides of main axle unit is arranged in dynamic direction, other are suitable for the present apparatus and generate driving
The transmission system of power, such as realized using cylinder, hydraulic cylinder reciprocal telescopic, in the protection scope of the utility model.
As shown in figure 4, the longitudinal rail 3 is two upright guide rails 31 parallel to each other, it is symmetrically and fixedly mounted to lathe bed 1
Side, the plane of symmetry of vertical plane and two upright guide rails 31 where the track that the center of gravity vertical shift of tool head unit 5 generates
It is overlapped, and in the utility model, the center of gravity of main axle unit 4 moves horizontally vertical plane and tool head unit 5 where the track of generation
Center of gravity vertical shift generate track where vertical plane be overlapped.
The tool head unit 5 includes tool head box 51, knife rest 52, cutter 53, and what the tool head box 51 can be slided is connected to
On longitudinal rail 3, knife rest 52 is fixed in tool head box 51, and cutter 53 is fixed on knife rest 52, and the knife rest 52 is rotation knot
Structure can install much knives tool 53 thereon.The present embodiment further includes that the knife rest for driving tool head unit 5 to move back and forth vertically drives
Dynamic device 54 is mounted on the side of lathe bed 1, when the knife rack driving mechanism 54 drives tool head unit 5 to move, knife rack driving mechanism
The position direction of 54 driving forces generated is overlapped with 5 centre-of-gravity path of tool head unit.The present embodiment intermediate slide driving device
54 be the gear train assembly and vertical straight line motor that 4 two sides of tool head unit are arranged in along 4 direction of motion of tool head unit, other are suitable
The transmission system of driving force is generated in the present apparatus, such as is realized using cylinder, hydraulic cylinder reciprocal telescopic, in the utility model
Protection scope.
The present embodiment further includes the counterweight element 6 for 5 weight of balance tool holder unit, and the one of tool head unit 6 is arranged in
Side, the counterweight element 6 includes clump weight 61, counterweight rope 62, weighting distribution wheel 63, clump weight guide rail 64, weight slide block 65, described
Clump weight guide rail 64 is fixed on 1 side of lathe bed, and weighting distribution wheel 63 is rotatably mounted on 64 top of clump weight guide rail, the counterweight rope
62 connect across weighting distribution wheel 63, one end with tool head box 51, and the other end is connect with clump weight 61, and 61 side of clump weight is fixedly connected
Weight slide block 65, the weight slide block 65 be capable of vertical direction move back and forth be connected on clump weight guide rail 64.
The present embodiment further includes pedestal 7, and the lathe bed 1 is detachably arranged on pedestal 7, and pedestal 7 is slightly larger than for size
The cuboid of 1 bottom of pedestal.
The course of work of the utility model:
Manually mode or automatic loading and unloading manipulator clamp workpiece 8 to spindle chuck 43,43 clamping of spindle chuck
After workpiece 8, linear motor driving spindle unit 4 in main shaft driving device 44 is fast moved towards a left side to presetting along gear bar
Working position namely tool head unit 5 top position, in this process, main shaft 42 accelerates to preset rotation speed, then main shaft
44 driving spindle unit of driving device, 4 horizontal feed, while knife rack driving mechanism 54 drives tool head unit 5 to feed vertically, the two
According to preset manufacturing procedure, by 8 completion of processing of workpiece, during knife rack driving mechanism 54 drives tool head unit 5, counterweight
Block 61 balances the weight of tool head unit 5, so that the feeding of vertical direction is not influenced by 5 gravity of tool head unit, workpiece 8 adds
After work, tool head unit 5 is in the driving Regression initial position of knife rack driving mechanism 54, and main axle unit 4 is in main shaft drives dress
It sets to send the workpiece 8 processed under 44 driving and returns initial position, manually or automatic loading and unloading device is dismantled, and is installed
New workpiece to be processed 8, so far, a process-cycle terminate.
In conclusion the utility model is by, across on lathe bed 1, realizing main shaft for main axle unit 4 and tool head unit 5
Zero overhanging of unit 4 and tool head unit 5, improves system stiffness, on the other hand, due to driver and knife rest driving force point
Not Guan Chuan the center of gravity of main axle unit 4 and the center of gravity of tool head unit 5, eliminate as centripetal force and driving force it is non-coplanar caused by power
Square reduces the Relative Vibration between workpiece 8 and cutter 53, improves machining accuracy and stability.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. the numerically controlled lathe that a kind of center of gravity drives zero Mold processing, which is characterized in that including lathe bed, cross slide way, longitudinal rail, master
Axle unit, tool head unit；
The lathe bed is that inside is the structure that empty, top surface and one of side are connected to outside, and the cross slide way is fixed on
The top of lathe bed, longitudinal rail are fixed on the side being connected on lathe bed with outside, and main axle unit is capable of the company of horizontal reciprocating movement
It connects on cross slide way, what tool head unit can move back and forth vertically is connected on longitudinal rail；
Cross slide way symmetrical structure, the center of gravity of main axle unit move horizontally vertical plane where the track of generation and cross slide way
The plane of symmetry is overlapped, and longitudinal rail is symmetrical structure, the center of gravity of tool head unit move horizontally vertical plane where the track of generation with
The plane of symmetry of longitudinal rail is overlapped.
2. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that the lathe bed is
Symmetrical hexahedron structure along the vertical direction, inside are rectangular cavity structure, and top surface and four sides are connected to outside.
3. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that the transverse direction is led
Rail is two horizontal guide rails parallel to each other, is symmetrically and fixedly mounted to the top of lathe bed, the center of gravity of main axle unit moves horizontally production
Vertical plane where raw track is overlapped with the plane of symmetry of two horizontal guide rails.
4. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that the main shaft list
Member includes spindle box, main shaft, spindle chuck, and what the spindle box can slide is connected on cross slide way, and main shaft passes through main shaft
Case is simultaneously fixed on spindle box, and spindle chuck is mounted on main shaft lower end.
5. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that further include being used for
The main shaft driving device that driving spindle unit horizontal moves back and forth is mounted on the top of lathe bed, the main shaft driving device driving
When main axle unit moves, the position direction for the driving force that main shaft driving device generates and main axle unit centre-of-gravity path weight
It closes.
6. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that lead the longitudinal direction
Rail is two upright guide rails parallel to each other, is symmetrically and fixedly mounted to the side of lathe bed, and the center of gravity vertical shift of tool head unit produces
Vertical plane where raw track is overlapped with the plane of symmetry of two upright guide rails.
7. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that the knife rest list
Member includes tool head box, knife rest, cutter, and the tool head box can be slidably connected on longitudinal rail, and knife rest is fixed in tool head box,
Cutter is fixed on knife rest.
8. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that further include being used for
The knife rack driving mechanism that driving tool head unit moves back and forth vertically is mounted on the side of lathe bed, the knife rack driving mechanism driving
When tool head unit moves, the position direction for the driving force that knife rack driving mechanism generates and tool head unit centre-of-gravity path weight
It closes.
9. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that further include being used for
The counterweight element of balance tool holder unit weight, is arranged in the side of tool head unit, and the counterweight element includes clump weight, counterweight
Rope, weighting distribution wheel, clump weight guide rail, weight slide block, the clump weight guide rail are fixed on lathe bed side, and weighting distribution wheel is rotatably installed
In clump weight rail crown, the counterweight rope is across weighting distribution wheel, and one end is connect with tool head box, and the other end is connect with clump weight, and
Clump weight side is fixedly connected with weight slide block, and what the weight slide block was capable of that vertical direction moves back and forth is connected to clump weight guide rail
On.
10. the numerically controlled lathe that a kind of center of gravity according to claim 1 drives zero Mold processing, which is characterized in that further include bottom
Seat, the lathe bed are detachably arranged on pedestal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821307008 | 2018-08-14 | ||
| CN2018213070082 | 2018-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209062146U true CN209062146U (en) | 2019-07-05 |
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ID=67100780
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821985248.8U Active CN209062146U (en) | 2018-08-14 | 2018-11-29 | A kind of center of gravity drives the numerically controlled lathe of zero Mold processing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304484A (en) * | 2018-08-14 | 2019-02-05 | 哈工大机器人（合肥）国际创新研究院 | A kind of center of gravity drives the numerically controlled lathe of zero Mold processing |
| CN117564303A (en) * | 2024-01-17 | 2024-02-20 | 山西锋特行机械制造有限公司 | Turning device and turning method for hydraulic electromagnetic valve machining |
-
2018
- 2018-11-29 CN CN201821985248.8U patent/CN209062146U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109304484A (en) * | 2018-08-14 | 2019-02-05 | 哈工大机器人（合肥）国际创新研究院 | A kind of center of gravity drives the numerically controlled lathe of zero Mold processing |
| CN117564303A (en) * | 2024-01-17 | 2024-02-20 | 山西锋特行机械制造有限公司 | Turning device and turning method for hydraulic electromagnetic valve machining |
| CN117564303B (en) * | 2024-01-17 | 2024-03-15 | 山西锋特行机械制造有限公司 | Turning device and turning method for hydraulic electromagnetic valve machining |
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| GR01 | Patent grant | ||
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Effective date of registration: 20220708 Address after: 230031 Room 308, building 3, intelligent science park, No. 3963 Susong Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee after: Anhui Hagong Zhanlu Technology Equipment Co.,Ltd. Address before: Room 6012, Haiheng building, No.6 Cuiwei Road, Hefei Economic and Technological Development Zone, Anhui Province Patentee before: HRG INTERNATIONAL INSTITUTE FOR RESEARCH & INNOVATION |
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| TR01 | Transfer of patent right |