CN207548292U - A kind of machine tool chief axis motion structure - Google Patents
A kind of machine tool chief axis motion structure Download PDFInfo
- Publication number
- CN207548292U CN207548292U CN201721731087.5U CN201721731087U CN207548292U CN 207548292 U CN207548292 U CN 207548292U CN 201721731087 U CN201721731087 U CN 201721731087U CN 207548292 U CN207548292 U CN 207548292U
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- CN
- China
- Prior art keywords
- main shaft
- machine tool
- spindle
- spindle drum
- axis motion
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Auxiliary Devices For Machine Tools (AREA)
Abstract
The utility model discloses a kind of machine tool chief axis motion structure, including：Spindle motor, main shaft, head rod, the second connecting rod, spindle drum, drive rod and driving motor；The spindle motor is mounted on the spindle nose, and the head rod and second connecting rod are distributed in the both sides of the main shaft, and the head rod and second connecting rod include interior bar and outer bar, and the interior bar is movably arranged on the inside of the outer bar；The interior bar is fixedly connected on the main shaft, and the outer bar is fixedly connected on the spindle drum；One end of the drive rod is connect with the driving motor, and the drive rod and the driving motor are arranged between the main shaft and the spindle drum, and the drive rod is connect with the spindle drum.The utility model enhances the performance of anti-vibration, ensures higher machining accuracy.
Description
Technical field
The utility model is related to technical field of mechanical automation, in particular to a kind of machine tool chief axis motion structure.
Background technology
Spindle seat for machine tool mainly plays support and draw to main shaft, may be such that main shaft in main shaft by driving motor etc.
The slip of longitudinal direction is carried out on seat.But larger vibrations can be usually brought while lathe is machined, it is general at present
Motion of main shaft structure be all easy to generate larger abrasion and deformation under strong vibrations, so as to cause the processing to workpiece
Precision is lower；So at present to being badly in need of a kind of higher intensity and the better motion of main shaft structure of stability.
Utility model content
The purpose of this utility model is to provide a kind of machine tool chief axis motion structures, are proposed with optimizing in above-mentioned background technology
Current general motion of main shaft structure be all easy to generate larger abrasion and deformation under strong vibrations, so as to cause right
The problem of machining accuracy of workpiece is lower.
To achieve the above object, the utility model provides following technical solution：
A kind of machine tool chief axis motion structure, including：Spindle motor, main shaft, head rod, the second connecting rod, spindle drum,
Drive rod and driving motor；The spindle motor is mounted on the end of the main shaft, and the head rod and described second connect
Extension bar is distributed in the both sides of the main shaft, and the head rod and second connecting rod include interior bar and outer bar, described
Interior bar is movably arranged on the inside of the outer bar；The interior bar is fixedly connected on the main shaft, and the outer bar is fixedly connected on institute
It states on spindle drum；One end of the drive rod is connect with the driving motor, and the drive rod and the driving motor are arranged on
Between the main shaft and the spindle drum, the drive rod is connect with the spindle drum.
Preferably, it further includes：Sliding block, the sliding block are fixed on the spindle drum edge, and the end of the outer bar, which is fixed, to be connected
It is connected on the end of the sliding block.
Preferably, it further includes, the first fixing piece, the outer bar connects the sliding block by first fixing piece.
Preferably, it further includes：Second fixing piece, second fixing piece are set in the outer bar, and described second is solid
Determine part to be fixedly connected on the sliding block.
Preferably, it further includes：Encoder, the encoder are connected on the driving motor.
The utility model compared with prior art, has the advantages that：
Head rod and the second connecting rod are set simultaneously in the both sides of the main shaft in the utility model, ensure the lathe
The balance of motion of main shaft structure.And wherein outer bar is fixedly connected on the spindle drum, and wherein interior bar is fixedly connected on described
On main shaft, it may be such that main shaft carries out longitudinally-moving relative to spindle drum, while by described in by the stretching between outer bar and interior bar
Drive rod and driving motor, which are arranged between the spindle drum and the main shaft, ensures that main shaft is driven power evenly, while
The connection and fixation between main shaft and spindle drum are taken into account, the mechanical oscillation that when processing generates can be evenly distributed on the two of drive rod
Even if side when main axle moving adjusts position, will not cause the connection structure of certain side uneven wear, while but also
Whole device is more stablized, and enhances the performance of anti-vibration, more has use value, ensures higher machining accuracy.
Description of the drawings
In order to more clearly illustrate the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is simply introduced, it should be apparent that, the accompanying drawings in the following description is only some realities described in the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of the first viewing angle constructions signal for machine tool chief axis motion structure that the utility model preferred embodiment provides
Figure.
Fig. 2 is a kind of the second viewing angle constructions signal for machine tool chief axis motion structure that the utility model preferred embodiment provides
Figure.
Icon：100- machine tool chief axis motion structures；1- spindle motors；2- main shafts；3A- head rods；3B- second is connected
Bar；31- interior bars；32- outer bars；4- spindle drums；5- drive rods；6- sliding blocks；The first fixing pieces of 71-；The second fixing pieces of 72-.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
It please refers to Fig.1 and Fig. 2, a kind of machine tool chief axis motion structure 100 is provided in the present embodiment, including：Spindle motor 1,
Main shaft 2, head rod 3A, the second connecting rod 3B, spindle drum 4, drive rod 5, driving motor and encoder.
Preferably, the spindle motor 1 is mounted on the end of the main shaft 2, the head rod 3A and described second
Connecting rod 3B is distributed in the both sides of the main shaft 2, more stablizes.The head rod 3A and the second connecting rod 3B are wrapped
Interior bar 31 and outer bar 32 are included, the interior bar 31 is movably arranged on 32 inside of outer bar；The interior bar 31 is fixedly connected on described
On main shaft 2, the outer bar 32 is fixedly connected on the spindle drum 4；One end of the drive rod 5 connects with the driving motor
It connects, the drive rod 5 and the driving motor are arranged between the main shaft 2 and the spindle drum 4, are driven and are led in drive rod 5
During axis 2, the stress of main shaft 2 and spindle drum 4 will more uniformly, and the vibrations generated when processing s can be evenly distributed on
The both sides of drive rod 5 and driving motor.The encoder is connected on the driving motor.The drive rod 5 and the main shaft
Seat 4 connects, and the main shaft 2 that can be made by the rotation of drive rod 5 or telescopic drive effect generates length travel relative to spindle drum 4.
Preferably, it further includes：Sliding block 6, the sliding block 6 are fixed on 4 edge of spindle drum, and the end of the outer bar 32 is consolidated
Surely it is connected to the end of the sliding block 6.The side of the sliding block 6 and preset sliding slot sliding contact on the main shaft 2, form rail
Road ensures that connection is more firm, enhances anti-seismic performance.
Furthermore, it is preferred that it may also include in embodiment, the first fixing piece 71, the second fixing piece 72.The outer bar 32 is logical
It crosses first fixing piece 71 and connects the sliding block 6.Second fixing piece 72 is set in the outer bar 32, and described second
Fixing piece 72 is fixedly connected on the sliding block 6.
The operation principle and process for using of the utility model：
A kind of machine tool chief axis motion structure 100 provided by the utility model, wherein being set simultaneously in the both sides of the main shaft 2
Head rod 3A and the second connecting rod 3B ensures the balance of the machine tool chief axis motion structure 100.And wherein outer bar 32 is fixed
It is connected on the spindle drum 4, wherein interior bar 31 is fixedly connected on the main shaft 2, by between outer bar 32 and interior bar 31
Stretching may be such that main shaft 2 carries out longitudinally-moving relative to spindle drum 4, while the drive rod 5 and driving motor are arranged on institute
It states and ensures that main shaft 2 is driven power evenly, while also taken into account main shaft 2 and spindle drum 4 between spindle drum 4 and the main shaft 2
Between connection and fixation, the mechanical oscillation that when processing generates can be evenly distributed on the both sides of drive rod 5, even if when main shaft 2 moves
During dynamic adjustment position, uneven wear will not be caused to the connection structure of certain side, while but also whole device more
Stablize, enhance the performance of anti-vibration, more have use value, ensure higher machining accuracy.
Embodiment described above is only that the preferred embodiment of the utility model is described, not new to this practicality
The conception and scope of type is defined, without departing from the design concept of the present utility model, ordinary skill skill in this field
Art personnel should all fall into the scope of protection of the utility model to all variations and modifications that the technical solution of the utility model is made,
The claimed technology contents of the utility model, are all documented in technology claim.
Claims (5)
1. a kind of machine tool chief axis motion structure, which is characterized in that including：Spindle motor, main shaft, head rod, the second connection
Bar, spindle drum, drive rod and driving motor；The spindle motor be mounted on the main shaft end, the head rod and
Second connecting rod is distributed in the both sides of the main shaft, the head rod and second connecting rod include interior bar and
Outer bar, the interior bar are movably arranged on the inside of the outer bar；The interior bar is fixedly connected on the main shaft, and the outer bar is fixed
It is connected on the spindle drum；One end of the drive rod is connect with the driving motor, the drive rod and the driving electricity
Machine is arranged between the main shaft and the spindle drum, and the drive rod is connect with the spindle drum.
2. machine tool chief axis motion structure according to claim 1, which is characterized in that further include：Sliding block, the sliding block are fixed
At the spindle drum edge, the end of the outer bar is fixedly connected on the end of the sliding block.
3. machine tool chief axis motion structure according to claim 2, which is characterized in that it further includes, the first fixing piece, it is described outer
Bar connects the sliding block by first fixing piece.
4. machine tool chief axis motion structure according to claim 2, which is characterized in that further include：Second fixing piece, described
Two fixing pieces are set in the outer bar, and second fixing piece is fixedly connected on the sliding block.
5. machine tool chief axis motion structure according to claim 1, which is characterized in that further include：Encoder, the encoder
It is connected on the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721731087.5U CN207548292U (en) | 2017-12-09 | 2017-12-09 | A kind of machine tool chief axis motion structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721731087.5U CN207548292U (en) | 2017-12-09 | 2017-12-09 | A kind of machine tool chief axis motion structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207548292U true CN207548292U (en) | 2018-06-29 |
Family
ID=62664045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721731087.5U Expired - Fee Related CN207548292U (en) | 2017-12-09 | 2017-12-09 | A kind of machine tool chief axis motion structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207548292U (en) |
-
2017
- 2017-12-09 CN CN201721731087.5U patent/CN207548292U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20201209 |