CN209664835U - A kind of the 4th axis rotary table of high-precision - Google Patents
A kind of the 4th axis rotary table of high-precision Download PDFInfo
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- CN209664835U CN209664835U CN201920179400.1U CN201920179400U CN209664835U CN 209664835 U CN209664835 U CN 209664835U CN 201920179400 U CN201920179400 U CN 201920179400U CN 209664835 U CN209664835 U CN 209664835U
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Abstract
A kind of the 4th axis rotary table of high-precision, including pedestal, rotary disk, planetary reducer, servo motor and PLC controller, planetary reducer is mounted in pedestal, rotary disk is coaxially fixed on the outer end face of the PTO drive disk of planetary reducer, and servo motor coaxially couples with the power intake of planetary reducer；Grating scale is set in power output dish external diameter, grating scale measures the rotation angle of PTO drive disk by being fixed on the reading head of pedestal front end；Its output end face of ring gear position of planetary gear speed reducing mechanism shell face is equipped with ring-shaped brake disk, ring-shaped brake disk is mounted in the annular groove equipped with annular air cavity, and annular air cavity introduces compressed gas by gas circuit and the working face of ring-shaped brake disk and the end face of output ring gear is pushed to be bonded；Solenoid valve conduction pushes against ring-shaped brake disk and output ring gear, and solenoid valve, which closes annular reed, resets ring-shaped brake disk.The utility model meets high-precision processing request to overcome the shortcomings of prior art.
Description
Technical field
The utility model relates to numerical control machine tool technique fields, and in particular to a kind of the 4th axis rotary table of high-precision.
Background technique
Three axis numerically controlled machine may only process the feature in one face of part at present, process other features if necessary then and need pair
Again clamping or the special tooling of production are just able to achieve part, and it is all that repeated clamping has change positioning datum, waste of time etc.
More problems.Therefore as a Function Extension to three axis numerically controlled machine, the 4th axis revolving platform of numerical control is then particularly important.
And structure is complicated, stability is poor for existing the 4th axis revolving platform of numerical control, and machining accuracy is low.
Utility model content
The utility model provides a kind of the 4th axis rotary table of high-precision, to overcome the shortcomings of prior art, meets high
Precision processing request.
The technical scheme adopted by the utility model is a kind of the 4th axis rotary table of high-precision, including pedestal, revolution
Disk, planetary reducer, servo motor and PLC controller, the planetary reducer are mounted in pedestal, and the rotary disk is coaxially solid
It is scheduled on the outer end face of the PTO drive disk of planetary reducer, the power intake of the servo motor and planetary reducer is coaxial
Connection；Be set with grating scale in the power output dish external diameter, the outside of the grating scale is equipped with reading head, by grating scale with
The rotation angle of reading head conjunction measuring PTO drive disk；The reading head is fixed on 1 front end of pedestal and it detects signal output
End is electrically connected with the signal input part of PLC controller, and the signal output end of PLC controller and the control terminal of servo motor are electrically connected
It connects；Its position for exporting end face of ring gear of the planetary reducer shell face is formed with annular groove, fills in the annular groove
There is ring-shaped brake disk, and is equipped with annular air cavity in annular groove；The ring-shaped brake disk passes through sealing ring and planetary reduction gear casing
Body radial seal, and make the working face of ring-shaped brake disk and the end face face of output ring gear and the front for being located at annular air cavity；
Annular reed is fixed with below the annular groove, and the cantilever end of annular reed is pressed below ring-shaped brake disk working face
Ring-shaped step on；
The annular air cavity is connect by gas circuit with the solenoid valve that servo motor side is arranged in, and solenoid valve is controlled by PLC
Device control processed introduces compressed gas by solenoid valve conduction and enters the working face and output internal tooth that annular air cavity pushes ring-shaped brake disk
The end face of circle is bonded；Ring-shaped brake disk is resetted by annular reed after solenoid valve closing.
The front end face of the rotary disk is equipped with the T-slot of right-angled intersection.
The rear end of the pedestal is fixed in servo motor is coated on by shield, and hoisting ring is equipped at the top of the pedestal.
Compared to the prior art, the utility model has the advantages that
The utility model is compact-sized, convenient operating maintenance, machining accuracy are high, at low cost, and its power output end is equipped with
Pneumatically operated brake and grating scale not only increase stability when processing, and mention the positioning accuracy of rotary disk significantly
Height, the processing of the achievable multiple angle region features of clamped one time, meets high-precision processing request.
Detailed description of the invention
Fig. 1 is the utility model structure sectional view；
Fig. 2 is the utility model schematic perspective view；
Fig. 3 be I in Fig. 1 at partial enlarged view；
Fig. 4 be II in Fig. 1 at partial enlarged view.
Specific embodiment
The utility model is described in detail in 1-4 and specific embodiment with reference to the accompanying drawing.
A kind of the 4th axis rotary table of high-precision, including pedestal 1, rotary disk 2, planetary reducer 3, servo motor 4 and
PLC controller, the planetary reducer 3 are mounted in pedestal 1, and the rotary disk 2 is coaxially fixed on the dynamic of planetary reducer 3
On the outer end face of power output panel 8, the servo motor 4 coaxially couples with the power intake of planetary reducer 3；The power is defeated
Grating scale 5 is set on 8 outer diameter of placing, the outside of the grating scale 5 is equipped with reading head 7, matches by grating scale 5 and reading head 7
Close the rotation angle of measurement PTO drive disk 8；The reading head 7 is fixed be expert at 1 front end of pedestal and its detect signal output end with
The signal input part of PLC controller is electrically connected, and the signal output end of PLC controller is electrically connected with the control terminal of servo motor 4；Institute
It states its position for exporting 9 end face of ring gear of 3 shell face of planetary reducer and is formed with annular groove 3-1, in the annular groove 3-1
Equipped with ring-shaped brake disk 6, and annular air cavity 11 is equipped in annular groove 3-1；The ring-shaped brake disk 6 passes through sealing ring and row
The 3 shell radial seal of star speed reducer, and make the working face of ring-shaped brake disk 6 and the end face face of output ring gear 9 and be located at ring
The front of shape air cavity 11；Annular reed 12 is fixed with below the annular groove 3-1, and the cantilever end of annular reed 12 presses
On the ring-shaped step below 6 working face of ring-shaped brake disk；
The annular air cavity 11 is connect by gas circuit 10 with the solenoid valve 14 that 4 side of servo motor is arranged in, and solenoid valve
14 are controlled by PLC controller, are connected by solenoid valve 14 and are introduced the work that compressed gas enters the promotion ring-shaped brake disk 6 of annular air cavity 11
Make face and be bonded with the end face for exporting ring gear 9, solenoid valve 14 passes through annular reed 12 after being vented reset ring-shaped brake disk 6.
The front end face of the rotary disk 2 is equipped with the T-slot of right-angled intersection.The rear end of the pedestal 1 is fixed with shield 15
In servo motor 4 is coated on, hoisting ring 13 is equipped at the top of the pedestal 1.
The utility model is fixed on three axis numerically controlled machine work top when use, workpiece passes through T-bolt and pressing plate
It is fixed on rotary disk 2, or the chuck for installing on rotary disk 2, then passes through clamping chuck workpiece；When work, servo motor 4 passes through
Planetary reducer 3 drives rotary disk 2 to rotate, and the rotation angle of rotary disk 2 is measured by reading head 7, and will test signal feedback
4 precise positioning of servo motor is accurately controlled to PLC controller, then by PLC controller, closed-loop control is formed, guarantees positioning accurate
Degree.The working face of ring-shaped brake disk 6 and output 9 end clearance of ring gear only have 0.5mm；After workpiece rotation to station to be added,
PLC controller control solenoid valve 14, which is connected, makes compressed gas enter working face and output that annular air cavity 11 pushes ring-shaped brake disk 6
The end face of ring gear 9, which is bonded, to be pushed against, and is improved the stability of the rotary disk 2 under cutting force effect when processing, is guaranteed machining accuracy.When
When rotary disk 2 needs to rotate, compressed gas is discharged in PLC controller control solenoid valve, while ring under the action of annular reed 12
6 return of shape brake disc, PLC controller accurately control servo motor 4 and carry out next step precise positioning, and so circulation is completed high-precision
Spend the processing of workpiece.
The processing of the achievable multiple angle region features of the utility model clamped one time, and with numerical control scale-division control and continuously
The function of Angular Interpolations linkage, and can be with the XYZ axis linkage motion cutting curved surface and circular arc surface parts of lathe.
Above-described embodiment, the only preferred embodiment of the utility model not are used to limit the implementation model of the utility model
It encloses, therefore all equivalent variationss done with content described in the utility model claims, the utility model right should all be included in and wanted
Within the scope of asking.
Claims (3)
1. a kind of the 4th axis rotary table of high-precision, including pedestal (1), rotary disk (2), planetary reducer (3), servo motor
(4) and PLC controller, the planetary reducer (3) are mounted in pedestal (1), and the rotary disk (2) is coaxially fixed on planet and subtracts
On the outer end face of the PTO drive disk (8) of fast machine (3), the servo motor (4) and the power intake of planetary reducer (3) are same
Axis connection；It is characterized by: being set with grating scale (5) on PTO drive disk (8) outer diameter, the outside of the grating scale (5)
Equipped with reading head (7), pass through the rotation angle of grating scale (5) and reading head (7) conjunction measuring PTO drive disk (8)；The reading
It is fixed on pedestal (1) front end for several (7) and it detects signal output end and is electrically connected with the signal input part of PLC controller, PLC control
The signal output end of device processed is electrically connected with the control terminal of servo motor (4)；In its output of planetary reducer (3) the shell face
The position of gear ring (9) end face is formed with annular groove (3-1), ring-shaped brake disk (6) is housed in the annular groove (3-1), and ring
Annular air cavity (11) are equipped in connected in star (3-1)；The ring-shaped brake disk (6) passes through sealing ring and planetary reducer (3) shell
Radial seal, and make the working face of ring-shaped brake disk (6) and the end face face of output ring gear (9) and be located at annular air cavity (11)
Front；It is fixed with annular reed (12) below the annular groove (3-1), and the cantilever end of annular reed (12) is pressed on
On ring-shaped step below ring-shaped brake disk (6) working face；
Solenoid valve (14) of the annular air cavity (11) by gas circuit (10) with setting in servo motor (4) side is connect, and electricity
Magnet valve (14) is controlled by PLC controller, and introducing compressed gas is connected by solenoid valve (14) and enters annular air cavity (11) promotion annular
The working face of brake disc (6) is bonded with the end face of output ring gear (9)；Solenoid valve (14) is made after closing by annular reed (12)
Ring-shaped brake disk (6) resets.
2. the 4th axis rotary table of a kind of high-precision according to claim 1, it is characterised in that: the rotary disk (2)
Front end face be equipped with right-angled intersection T-slot.
3. the 4th axis rotary table of a kind of high-precision according to claim 1 or 2, it is characterised in that: the pedestal (1)
Rear end be fixed in servo motor (4) is coated on by shield (15), be equipped with hoisting ring (13) at the top of the pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920179400.1U CN209664835U (en) | 2019-02-01 | 2019-02-01 | A kind of the 4th axis rotary table of high-precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920179400.1U CN209664835U (en) | 2019-02-01 | 2019-02-01 | A kind of the 4th axis rotary table of high-precision |
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| Publication Number | Publication Date |
|---|---|
| CN209664835U true CN209664835U (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920179400.1U Active CN209664835U (en) | 2019-02-01 | 2019-02-01 | A kind of the 4th axis rotary table of high-precision |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113608497A (en) * | 2021-08-16 | 2021-11-05 | 浙江冠欣虹智能科技有限公司 | Fourth shaft of digit control machine tool processing usefulness with strong braking system |
| CN114055192A (en) * | 2021-11-17 | 2022-02-18 | 山东省机械设计研究院 | Turning and milling composite rotary table and high-grade numerical control machine tool |
| CN114087947A (en) * | 2022-01-10 | 2022-02-25 | 烟台朗文汽车零部件有限公司 | Brake disc size detection equipment |
-
2019
- 2019-02-01 CN CN201920179400.1U patent/CN209664835U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113608497A (en) * | 2021-08-16 | 2021-11-05 | 浙江冠欣虹智能科技有限公司 | Fourth shaft of digit control machine tool processing usefulness with strong braking system |
| CN113608497B (en) * | 2021-08-16 | 2022-09-20 | 浙江冠欣虹智能科技有限公司 | Fourth axle of digit control machine tool processing usefulness with strong braking system |
| CN114055192A (en) * | 2021-11-17 | 2022-02-18 | 山东省机械设计研究院 | Turning and milling composite rotary table and high-grade numerical control machine tool |
| CN114087947A (en) * | 2022-01-10 | 2022-02-25 | 烟台朗文汽车零部件有限公司 | Brake disc size detection equipment |
| CN114087947B (en) * | 2022-01-10 | 2022-05-03 | 烟台朗文汽车零部件有限公司 | Brake disc size detection equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 721008 No. 13 Jufu East Road, Weibin District, Baoji City, Shaanxi Province Patentee after: Shaanxi Jietai intelligent transmission Co.,Ltd. Address before: 721000 No. 13, Jufu East Road, Weibin District, Baoji City, Shaanxi Province Patentee before: SHAANXI JIETAI INTELLIGENT TRANSMISSION Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high-precision fourth axis rotary workbench Effective date of registration: 20230626 Granted publication date: 20191122 Pledgee: Baoji Weibin rural commercial bank Limited by Share Ltd. Pledgor: Shaanxi Jietai intelligent transmission Co.,Ltd. Registration number: Y2023980045883 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |