CN207746547U - Convenient for built-in lens position self-checking device and corresponding laser head - Google Patents
Convenient for built-in lens position self-checking device and corresponding laser head Download PDFInfo
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- CN207746547U CN207746547U CN201721903920.XU CN201721903920U CN207746547U CN 207746547 U CN207746547 U CN 207746547U CN 201721903920 U CN201721903920 U CN 201721903920U CN 207746547 U CN207746547 U CN 207746547U
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- leading screw
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- eyeglass
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Abstract
The utility model is related to a kind of convenient for built-in lens position self-checking device, and the device includes：Motor, the volume of the motor are arranged for ease of the accommodating body for being built in preset vol；Leading screw, the leading screw is connected with the motor so that the motor drives leading screw, the leading screw to be connected with lens device to drive the adjustment of the eyeglass；Encoder, the encoder are connected with the leading screw, the rotation position for measuring leading screw in real time；Driving plate, the driving plate are arranged to control the movement of the motor and receive the rotary position information from the encoder.It uses and is convenient for built-in lens position self-checking device and corresponding laser head, using the direct current generator of small size, and using the leading screw of the fine pitch to match, obtain higher acceleration, adjust acceleration and reach 8m/s2, governing speed reach 100mm/s.
Description
Technical field
The utility model is related to field of laser processing, in particular to it is a kind of be convenient for built-in lens position self-checking device
And corresponding laser head.
Background technology
Laser head is generally loaded on lathe or manipulator, is accepted the laser of laser output, is controlled by software, for cutting
It cuts, weld or melts and the processing technologys such as cover.In order to adapt to laser processing technology, need to adjust the eyeglass position inside laser head in real time
It sets.Eyeglass inside laser head, including collimation lens, focusing lens or other types eyeglass.By taking focusing lens as an example, Neng Goushi
When adjust internal focus eyeglass laser head be referred to as automatic focusing laser head, generally be equipped with motor, mostly use exchange and watch
Motor is taken, AC servo motor volume is larger, is not easy to be built in inside laser head, even if can make the body of laser head if built-in
Product is larger, and shape is strange.Meanwhile the focusing acceleration and speed that can be normally reached using AC servo motor are 5m/ respectively
s2And 50mm/s.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts, provide it is a kind of it is small, can be built-in, same
Shi Tigao adjust acceleration and speed and accuracy convenient for built-in lens position self-checking device, corresponding laser head.
To achieve the goals above, the utility model convenient for built-in lens position self-checking device, corresponding swash
Shaven head has following constitute：
The device includes：
Motor, the volume of the motor are arranged for ease of the accommodating body for being built in preset vol；
Leading screw, the leading screw is connected with the motor so that the motor driving leading screw, the leading screw with
Lens device is connected to drive the adjustment of the eyeglass；
Encoder, the encoder are connected with the leading screw, the rotation position for measuring leading screw in real time；
Driving plate, the driving plate are arranged to control the movement of the motor and receive from the encoder
Rotary position information.
Preferably, the motor is direct current generator.
Preferably, the accommodating body is laser head.
Preferably, the leading screw is arranged to the leading screw axial thrust and leading screw to match with the motor torque
Screw pitch.
Preferably, the leading screw is arranged to the leading screw axial thrust and leading screw to match with the motor torque
Screw pitch, and meet the motor torque and be equal to lead screw axial thrust × leading screw screw pitch/6.28 × leading screw efficiency.
Preferably, one end of the leading screw is connected with the motor, the other end of the leading screw with it is described
Encoder is connected, and the encoder is by the rotational position feedback of the leading screw detected in real time to driving plate.
Preferably, there is the device accuracy for adjusting position within 0.01mm, the device to reach 8m/s2's
The focusing speed of focusing acceleration and 100mm/s.
Preferably, the lens device includes eyeglass and eyeglass bylinder, the eyeglass bylinder is connected with leading screw, institute
The eyeglass stated is connected with the eyeglass bylinder.
Preferably, the eyeglass is focusing lens or collimation lens.
The utility model additionally provides a kind of laser head, and the laser head is built-in with automatic convenient for built-in lens position
Regulating device.
The utility model additionally provides a kind of method of the automatic adjustment lens position based on the laser head, described
Method includes step：Driving plate controls motor driving leading screw rotation, rotation drive and the rigidly connected eyeglass cylinder of leading screw of leading screw
The movement of frame, the movement of the mobile drive of the eyeglass bylinder and the rigidly connected eyeglass of eyeglass bylinder, is compiled simultaneously
The rotation position of code device detection leading screw, and rotary position information is fed back into driving plate, driving plate according to control system and compile
The information of code device adjusts driving motor.
It uses convenient for built-in lens position self-checking device, corresponding laser head and its automatic adjustment lens position
Method, using the direct current generator of small size, and using the leading screw of the fine pitch to match, higher acceleration is obtained, through surveying
Examination adjusts acceleration and reaches 8m/s2, governing speed reach 100mm/s；The volume of the direct current generator of use is less than AC servo electricity
Machine, and same small and exquisite driving plate, encoder are built in laser head together, do not influence the appearance of laser head, meet practical need
It asks.
Description of the drawings
Fig. 1 is the sectional view of the laser head of the utility model.
Fig. 2 is the schematic diagram of the method for the automatic adjustment lens position of the utility model.
Reference numeral：
1 motor
2 leading screws
3 encoders
4 eyeglass bylinders
5 eyeglasses
6 feed screw nuts
Specific implementation mode
In order to more clearly describe the technology contents of the utility model, come into traveling one with reference to specific embodiment
The description of step.
As shown in Figure 1, being convenient for built-in lens position self-checking device and corresponding laser head for the utility model
A kind of embodiment.Described includes convenient for built-in lens position self-checking device：Motor 1, the volume of the motor 1
It is arranged for ease of the accommodating body for being built in preset vol；Leading screw 2, the leading screw 2 are connected with the motor 1 so that described
Motor drive leading screw, the leading screw be connected with lens device with drive described in eyeglass adjustment；Encoder 3, it is described
Encoder 3 be connected with the leading screw 2, in real time measure leading screw rotation position；Driving plate, the driving plate are set
It is set to the movement of the control motor and receives the rotary position information from the encoder.
It is preferably carried out in mode in one kind, the motor is direct current generator.Direct current generator is small, and rotating speed is high, obtains
Larger focusing mobile speed is obtained, for example, direct current generator rated speed 6000r/min or more, can reach the focusing of 100mm/s
Speed.
It is preferably carried out in mode in one kind, the accommodating body is laser head.The automatic focusing device can be completely interior
It sets in laser head, does not influence the appearance of laser head.
It is preferably carried out in mode in one kind, the leading screw is arranged to the silk to match with the motor torque
Thick stick axial thrust and leading screw screw pitch.
It is preferably carried out in mode in one kind, the leading screw is arranged to the silk to match with the motor torque
Thick stick axial thrust and leading screw screw pitch, and meet the motor torque and be equal to lead screw axial thrust × leading screw screw pitch/6.28 × silk
Thick stick efficiency.
Empirical equation between motor torque, leading screw axial thrust, leading screw screw pitch is as follows：
T=F × I/6.28 × n
Wherein, T is the torque that motor drives leading screw rotation, and F is the axial thrust that leading screw generates, and I is the screw pitch of leading screw, n
For the efficiency of leading screw.Therefore, in order to reach higher acceleration, F biggers are needed.In the certain feelings of T (i.e. motor output torque)
Under condition, reduces screw pitch I, can effectively increase thrust F, to obtain the acceleration of bigger.Therefore, in order to obtain it is higher plus
Speed coordinates the direct current generator of small size and the leading screw of fine pitch.
It is preferably carried out in mode in one kind, one end of the leading screw is connected with the motor, the leading screw
The other end be connected with the encoder, the encoder by the rotational position feedback of the leading screw detected in real time to driving
Plate.
Based on the configuration, driving plate receives the signal from digital control system, drives direct current generator, while monitoring encoder
Signal forms closed-loop control.
It is preferably carried out in mode in one kind, the lens device includes eyeglass and eyeglass bylinder, the eyeglass cylinder
Frame is connected with leading screw, and the eyeglass is connected with the eyeglass bylinder.
It is preferably carried out in mode in one kind, the eyeglass is focusing lens or collimation lens.It can also be according to reality
It needs, selects other kinds of eyeglass.
The utility model additionally provides a kind of laser head, and the laser head is built-in with automatic convenient for built-in lens position
Regulating device.
The utility model additionally provides a kind of method of the automatic adjustment lens position based on the laser head, described
Method includes step：Driving plate controls motor driving leading screw rotation, rotation drive and the rigidly connected eyeglass cylinder of leading screw of leading screw
The movement of frame, the movement of the mobile drive of the eyeglass bylinder and the rigidly connected eyeglass of eyeglass bylinder, is compiled simultaneously
The rotation position of code device detection leading screw, and rotary position information is fed back into driving plate, driving plate according to control system and compile
The information of code device adjusts driving motor.
It uses convenient for built-in lens position self-checking device, corresponding laser head and its automatic adjustment lens position
Method, using the direct current generator of small size, and using the leading screw of the fine pitch to match, higher acceleration is obtained, through surveying
Examination adjusts acceleration and reaches 8m/s2, governing speed reach 100mm/s；The volume of the direct current generator of use is less than AC servo electricity
Machine, and same small and exquisite driving plate, encoder are built in laser head together, do not influence the appearance of laser head, meet practical need
It asks.
In this description, the utility model is described with reference to its specific embodiment.But it is clear that still can be with
The spirit and scope that various modification can be adapted and converts without departing from the utility model.Therefore, the description and the appended drawings should be considered as
It is illustrative and not restrictive.
Claims (8)
1. a kind of being convenient for built-in lens position self-checking device, which is characterized in that the device includes：
Motor, the volume of the motor are arranged for ease of the accommodating body for being built in preset vol；
Leading screw, the leading screw is connected with the motor so that the motor drives leading screw, the leading screw and eyeglass
Device is connected to drive the adjustment of the eyeglass；
Encoder, the encoder are connected with the leading screw, the rotation position for measuring leading screw in real time；
Driving plate, the driving plate are arranged to control the movement of the motor and receive the rotation from the encoder
Location information.
2. according to claim 1 be convenient for built-in lens position self-checking device, which is characterized in that the motor
For direct current generator；The accommodating body is laser head.
3. according to claim 1 or 2 be convenient for built-in lens position self-checking device, which is characterized in that described
Leading screw is arranged to the leading screw axial thrust and leading screw screw pitch to match with the motor torque.
4. according to claim 1 or 2 be convenient for built-in lens position self-checking device, which is characterized in that described
Leading screw is arranged to the leading screw axial thrust and leading screw screw pitch to match with the motor torque, and meets the motor
Torque is equal to lead screw axial thrust × leading screw screw pitch/6.28 × leading screw efficiency.
5. according to claim 1 be convenient for built-in lens position self-checking device, which is characterized in that the leading screw
One end be connected with the motor, the other end of the leading screw is connected with the encoder, the encoder
By the rotational position feedback of the leading screw detected in real time to driving plate.
6. according to claim 1 be convenient for built-in lens position self-checking device, which is characterized in that the device
With the accuracy for adjusting position within 0.01mm, the device reaches 8m/s2Adjusting acceleration and 100mm/s adjusting
Speed.
7. according to claim 1 be convenient for built-in lens position self-checking device, which is characterized in that the eyeglass
Device includes eyeglass and eyeglass bylinder, and the eyeglass bylinder is connected with leading screw, the eyeglass and the eyeglass bylinder
It is connected.
8. a kind of laser head, which is characterized in that the laser head, which is built-in with described in any one of claim 1 to 7, to be convenient for
Built-in lens position self-checking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721903920.XU CN207746547U (en) | 2017-12-29 | 2017-12-29 | Convenient for built-in lens position self-checking device and corresponding laser head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721903920.XU CN207746547U (en) | 2017-12-29 | 2017-12-29 | Convenient for built-in lens position self-checking device and corresponding laser head |
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| Publication Number | Publication Date |
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| CN207746547U true CN207746547U (en) | 2018-08-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721903920.XU Active CN207746547U (en) | 2017-12-29 | 2017-12-29 | Convenient for built-in lens position self-checking device and corresponding laser head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984079A (en) * | 2017-12-29 | 2018-05-04 | 上海维宏电子科技股份有限公司 | Easy to built-in lens position self-checking device, corresponding laser head and method |
-
2017
- 2017-12-29 CN CN201721903920.XU patent/CN207746547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107984079A (en) * | 2017-12-29 | 2018-05-04 | 上海维宏电子科技股份有限公司 | Easy to built-in lens position self-checking device, corresponding laser head and method |
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