CN207629595U - A kind of workbench of rotatable positioning - Google Patents
A kind of workbench of rotatable positioning Download PDFInfo
- Publication number
- CN207629595U CN207629595U CN201721454680.XU CN201721454680U CN207629595U CN 207629595 U CN207629595 U CN 207629595U CN 201721454680 U CN201721454680 U CN 201721454680U CN 207629595 U CN207629595 U CN 207629595U
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- CN
- China
- Prior art keywords
- workbench
- driving gear
- wheel rim
- tooth wheel
- driven tooth
- Prior art date
- 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.)
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Abstract
The utility model discloses a kind of workbench of rotatable positioning, including servo motor, retarder, driving gear, transmission shaft, Magnetic ruler, workbench, arc-shaped workpiece, incude control module, pneumatic chucking device, rack and driven tooth wheel rim, arc-shaped workpiece setting is held on the table, fixation is nested with driven tooth wheel rim on the lateral wall of workbench in rounded shape, driven tooth wheel rim is meshed with driving gear and its number of teeth is more than the number of teeth of driving gear, driven tooth wheel rim forms two reduction gear with driving gear, the center of driving gear is embedded with transmission shaft, the lower end of transmission shaft is provided with retarder, the input terminal of retarder is provided with servo motor, the upper end of transmission shaft is fixedly installed engagement shaft, engagement shaft is embedded in pneumatic chucking device.
Description
Technical field
The utility model belongs to the technical field of mechanical processing more particularly to a kind of workbench of rotatable positioning.
Background technology
In the production process of larger revolving doors, arc-shaped workpiece that be to diameter up to 5 meters is processed in different directions and multistation
Go out different types of hole.The manual setting-out on workpiece is generally used at present and then using hand-operated tools or plain-milling machine to work
The method that part is processed.Because being processed using manual setting-out and hand-operated tools therefore it is difficult the satisfaction dimensional accuracy stringent to high-grade door
It is required that while manual setting-out and not only labor intensity is big with plain-milling machine manual processing, but also speed is slow, and efficiency is low, also tends to
It cannot be satisfied the fast reaction to market.
And patent name is " rotary table that can be automatically positioned ", application No. is the China of CN2015200122282
Patent discloses a kind of rotary table that can be automatically positioned, including circular workbench, servo motor and displacement sensing
Device, wherein：Institute's displacement sensors include inductive head and the Magnetic ruler that coordinates with the inductive head, and the Magnetic ruler is mounted on institute
It states on the peripheral surface of workbench, the inductive head is correspondingly arranged with the Magnetic ruler and is connected to the servo motor, for examining
Survey the arc length of the workbench peripheral surface turned over；The workbench is rotatably mounted by a shaft, the servo motor
It is connected to the shaft by retarder, the arc for being turned over according to the workbench peripheral surface received from the inductive head
It is long that the workbench is driven to turn to predeterminated position；Further include pneumatic braking device, for when the workbench stops operating pair
The workbench is fixed.Technical solution described in this patent can realize the automatic positioning of workbench, and precision is high, reliability
By force, easy to operate.But technical solution described in this patent have a problem that for：The Magnetic ruler is mounted on the workbench
On peripheral surface, the Magnetic ruler is easy, and there are CONTACT WITH FRICTIONs with the pneumatic braking device so that the Magnetic ruler is easy to wear, shadow
Ring the service life of the accuracy of detection and the Magnetic ruler of the inductive head, and pneumatic braking device and workbench side wall surface is common
It is poor to contact non-skid property, influences the braking effect of workbench, to also just affect the displacement between inductive head and Magnetic ruler
Accuracy of detection.
Utility model content
For the above existing problem, the utility model provides a kind of workbench of rotatable positioning, solves magnetic
Property ruler it is easy to wear and the problem of influence service life, end is nested on the table is equipped with driven tooth wheel rim, by Magnetic ruler nesting
It is arranged in workbench lower end so that pneumatic chucking device, which first passes through, brakes engagement shaft, passes through driving gear and driven tooth wheel rim
Engagement, indirectly brakes the side of workbench, avoids directly being easy magnetism by pneumatic braking device brakes workbench
Ruler leads to the problem of abrasion, improves the service life of Magnetic ruler, while substitution originally directly brakes workbench, is changed to
The driving gear larger to rotating speed is braked, and the braking effect of pneumatic chucking device is enhanced, improve induction control module with
Displacement measurement accuracy between Magnetic ruler.
The technical solution of the utility model is：
The utility model provides a kind of workbench of rotatable positioning, including servo motor, retarder, driving gear, biography
Moving axis, Magnetic ruler, workbench, arc-shaped workpiece, induction control module, pneumatic chucking device, rack and driven tooth wheel rim, the arc
Workpiece setting fixation on the workbench upper end, the lateral wall of the workbench in rounded shape is nested with the driven gear
Circle, the driven tooth wheel rim is meshed with the driving gear and its number of teeth is more than the number of teeth of the driving gear, described driven
Gear ring forms two reduction gear with the driving gear, and the center of the driving gear is embedded with the transmission shaft, described
The lower end of transmission shaft is provided with the retarder, and the input terminal of the retarder is provided with the servo motor, the transmission shaft
Upper end be fixedly installed engagement shaft, the engagement shaft is embedded in the pneumatic chucking device.
Further, the lower end of the workbench is nested with the Magnetic ruler, and correspondence is set outside the lateral wall of the Magnetic ruler
It is equipped with the induction control module, the Magnetic ruler forms displacement sensing control group, the displacement with the induction control module
Sensing control group is electrically connected with the servo motor.
Further, the displacement sensing control group is electrical connected with the pneumatic chucking device.
Further, the organic frame is arranged in the lower end of the driving gear.
Further, the upper end of the workbench is provided with the arc-shaped workpiece.
As a result of above-mentioned technology, be allowed to specific positive beneficial effect compared with prior art is the utility model：
1, the utility model solves the problems, such as that Magnetic ruler is easy to wear and influences service life, and end is nested on the table
Equipped with driven tooth wheel rim, workbench lower end is set on by Magnetic ruler is embedding so that pneumatic chucking device, which first passes through, brakes engagement shaft,
By engaging for driving gear and driven tooth wheel rim, the side of workbench is braked indirectly, is avoided directly by pneumatically making
Dynamic device brakes workbench and is easy Magnetic ruler and leads to the problem of abrasion, improves the service life of Magnetic ruler.
2, in the utility model substitution originally directly workbench is braked, be changed to the driving gear larger to rotating speed into
Row braking, enhances the braking effect of pneumatic chucking device, improves displacement measurement accuracy between induction control module and Magnetic ruler.
3, the utility model is easy to use, convenient and efficient.
4, the utility model is simple in structure, and security reliability is good.
5, the utility model good product performance, service life are long.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the vertical view of the utility model.
In figure：1- servo motors, 2- retarders, 3- driving gears, 4- transmission shafts, 5- Magnetic rulers, 6- workbench, 7- arcs
Workpiece, 8- milling power heads, 9- incude control module, 10- pneumatic chucking devices, 11- racks, 12- engagement shaft, 13- driven tooth wheel rims.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples, and the embodiment of the utility model includes
But it is not limited to the following example.
Embodiment：To achieve the goals above, the technical solution adopted in the utility model is as follows：
As shown in Figure 1, the utility model provides a kind of workbench of rotatable positioning, including servo motor 1, retarder 2,
Driving gear 3, transmission shaft 4, Magnetic ruler 5, workbench 6, arc-shaped workpiece 7, induction control module 9, pneumatic chucking device 10, rack 11
With driven tooth wheel rim 13, arc-shaped workpiece 7 is arranged on 6 upper end of workbench, the lateral wall of workbench 6 in rounded shape fixed nested
There is driven tooth wheel rim 13, driven tooth wheel rim 13 is meshed with driving gear 3 and its number of teeth is more than the number of teeth of driving gear 3, driven
Gear ring 14 and driving gear 3 form two reduction gear, and the center of driving gear 3 is embedded with transmission shaft 4, under transmission shaft 4
End is provided with retarder 2, and the input terminal of retarder 2 is provided with servo motor 1, and the upper end of transmission shaft 4 is fixedly installed engagement shaft
13, engagement shaft 12 is embedded in 10 in pneumatic chucking device.
The lower end of workbench 6, which is set, is nested with Magnetic ruler 5, and induction control module is correspondingly arranged on outside the lateral wall of Magnetic ruler 5
9, Magnetic ruler 5 forms displacement sensing control group with induction control module 9, and displacement sensing control group is electrically connected with servo motor 1.
Displacement sensing control group is electrical connected with pneumatic chucking device 10.
Organic frame 11 is arranged in the lower end of driving gear 3.
The upper end of workbench 6 is provided with arc-shaped workpiece 7.
By using above-mentioned technical proposal, solves the problems, such as that Magnetic ruler is easy to wear and influences service life, working
6 upper end nesting of platform is equipped with driven tooth wheel rim 13, is set on 6 lower end of workbench by Magnetic ruler 5 is embedding so that pneumatic chucking device 10 is first
By being braked to engagement shaft 12, by engaging for driving gear 3 and driven tooth wheel rim 13, indirectly to the progress of the side of workbench 6
Braking avoids the problem that directly to workbench braking being easy that Magnetic ruler 5 is made to generate abrasion, improves the service life of Magnetic ruler 5,
Substitution originally directly brakes workbench 6 simultaneously, is changed to the driving gear 3 larger to rotating speed and brakes, and enhances pair
The braking effect of workbench 6 improves displacement measurement accuracy between induction control module 9 and Magnetic ruler 5；Wherein induction control mould
Block forms displacement sensor structure using the structure of microcontroller control inductive head, wherein inductive head with Magnetic ruler 5, and microcontroller passes through
The signal of displacement sensor, the i.e. arc length of workbench peripheral surface turned over are received, judges whether to be stored with wherein memory
Data are coincide, and when the arc length of workbench peripheral surface turned over meets processing conditions, microcontroller simultaneously shut down by control servomotor 1
It is engaged in engagement shaft 12 with pneumatic clamping device 10, engagement shaft 12 is braked so that workbench 6 is completed to rotate the dynamic of specific arc length
Make.
It should be noted that illustrated component is not drawn necessarily to scale in the accompanying drawings.The utility model is omitted to known
The description of component and treatment technology and process is to avoid being unnecessarily limiting the utility model.Simultaneously in the description of the utility model
In unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example,
It may be a fixed connection, may be a detachable connection, or is integral；It can be mechanical connection, can also be electrical connection；It can be with
It is to be connected directly, can also can is indirectly connected through an intermediary the phase of the connection or two elements inside two elements
Interaction relationship.And in terms of the material used by each parts of the utility model, if with the description of " elasticity " term
Parts, what be may be used is spring steel material, can also be using rubber material；If with the description of " rigidity " term
Parts, what be may be used is steel material, can also be using hard engineering plastic material.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood according to concrete condition.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (5)
1. a kind of workbench of rotatable positioning, it is characterised in that：Including servo motor, retarder, driving gear, transmission shaft,
Magnetic ruler, workbench, arc-shaped workpiece, induction control module, pneumatic chucking device, rack and driven tooth wheel rim, the arc-shaped workpiece
It is arranged in the workbench upper end, it is characterised in that：It is fixed on the lateral wall of the workbench in rounded shape described in being nested with
Driven tooth wheel rim, the driven tooth wheel rim is meshed with the driving gear and its number of teeth is more than the number of teeth of the driving gear,
The driven tooth wheel rim forms two reduction gear with the driving gear, and the center of the driving gear is embedded with the transmission
The lower end of axis, the transmission shaft is provided with the retarder, and the input terminal of the retarder is provided with the servo motor, described
The upper end of transmission shaft is fixedly installed engagement shaft, and the engagement shaft is embedded in the pneumatic chucking device.
2. a kind of workbench of rotatable positioning according to claim 1, it is characterised in that：The lower end of the workbench is embedding
It is cased with the Magnetic ruler, the induction control module, the Magnetic ruler and institute are correspondingly arranged on outside the lateral wall of the Magnetic ruler
Induction control module composition displacement sensing control group is stated, the displacement sensing control group is electrically connected with the servo motor.
3. a kind of workbench of rotatable positioning according to claim 2, it is characterised in that：The displacement sensing control group
It is electrical connected with the pneumatic chucking device.
4. a kind of workbench of rotatable positioning according to claim 1, it is characterised in that：The lower end of the driving gear
It is provided with the rack.
5. a kind of workbench of rotatable positioning according to claim 1, it is characterised in that：The upper end of the workbench is set
It is equipped with the arc-shaped workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721454680.XU CN207629595U (en) | 2017-11-03 | 2017-11-03 | A kind of workbench of rotatable positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721454680.XU CN207629595U (en) | 2017-11-03 | 2017-11-03 | A kind of workbench of rotatable positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207629595U true CN207629595U (en) | 2018-07-20 |
Family
ID=62859400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721454680.XU Expired - Fee Related CN207629595U (en) | 2017-11-03 | 2017-11-03 | A kind of workbench of rotatable positioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207629595U (en) |
-
2017
- 2017-11-03 CN CN201721454680.XU patent/CN207629595U/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 |
Granted publication date: 20180720 Termination date: 20201103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |