CN206096807U - Accurate time zero device in mechanical equipment location - Google Patents
Accurate time zero device in mechanical equipment location Download PDFInfo
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- CN206096807U CN206096807U CN201621074773.5U CN201621074773U CN206096807U CN 206096807 U CN206096807 U CN 206096807U CN 201621074773 U CN201621074773 U CN 201621074773U CN 206096807 U CN206096807 U CN 206096807U
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- motor
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- inductor
- limit induction
- plant equipment
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Abstract
The utility model discloses an accurate time zero device in mechanical equipment location, returning zero device and including motion platform, motor, driver, control board, the motion piece is connected to the motion platform front end, and front end that should motion piece is provided with the response piece, and a motion screw tap connection is one with motion platform on the parallel lead screw, the shaft coupling is connected to the one end of lead screw, and the other end is connected with left dog, the shaft coupling passes through motor connect the motor shaft, still is provided with right baffle block on the lead screw, on a side plate body of lead screw, installs just spacing inductor, the spacing inductor of burden, just spacing inductor, the spacing inductor of burden, driver are connected respectively to control board passing signal line, driver electrical connection the motor, it is Z pulse line to have a line in the circuit of driver and control board. The utility model discloses 20% hardware cost is practiced thrift, the deviation of bringing because of inductor rigging position deviation with the mechanical zero between accurate mechanical equipment of model and the equipment can be eliminated simultaneously.
Description
Technical field
The utility model is related to the zero resetting device of plant equipment, particularly relates to a kind of plant equipment accurate positioning
Zero resetting device.
Background technology
Automated machine equipment is that manually have higher requirement to speed, precision to process to replace, and is wanted to really
Protect and obtain the good product of uniformity and be born.In order to ensure the uniformity of product, it is necessary to first ensure that the reference of plant equipment
The accuracy of original zero-bit, so just can guarantee that the uniformity of the product produced when working long hours, and zero point is machinery
The reference data of system, so must assure that the accurate and uniqueness of reference data, the purpose of back to zero is to ensure that mechanical system zero
The repetitive positioning accuracy of point guarantees the zero point of the X-Y-Z coordinate systems that single shaft or multiaxis are constituted whole in scope of design, in other words
Position deviation in the mechanical system of individual automation equipment is in design allowed band.
Affect the major factor of back to zero precision and back to zero effect as follows：
1. mechanical factor：The gap of frame for movement, the positioning precision of motor；
2. electricabsorption agent：The response frequency of zero point inductor（Or the time）, the signal transportation lag of wire, using inductor
The fit system of back to zero；
3. governing factor：The back to zero speed of motor, it is defeated to turning off that control card receives zero point inductor incoming level signal
Go out the response time of pulse, the response time is affected by stop mode again, there are 2 kinds of stop modes more typically, one is to slow down to stop,
Two is to stop immediately.
Accordingly, it would be desirable to a kind of zero resetting device of plant equipment accurate positioning is solving problems.
Utility model content
For deficiency of the prior art, the technical problems to be solved in the utility model there are provided a kind of plant equipment
The zero resetting device of accurate positioning.
To solve above-mentioned technical problem, the utility model is realized by below scheme：A kind of plant equipment accurate positioning
Zero resetting device, the zero resetting device includes motion platform, motor, driver, control card, motion platform front end connection fortune
Motion block, the front end of the moving mass is provided with sensing chip, the moving mass or so two ends through hole, there is screw-tap threaded on through hole, passes through
Screw-tap threaded is connected on a screw mandrel parallel with motion platform, and one end connection shaft coupling of the screw mandrel, the other end is connected with
Left block, the shaft coupling connects motor by motor shaft, and right block is additionally provided with screw mandrel, and the right block is apart from screw mandrel
Right part is the body of rod without wire drawing, on the side plate body of screw mandrel, is provided with positive limit induction device, negative limit induction device, described
Positive limit induction device, negative limit induction device are respectively placed in right block, the inside region of left block, and the control card passes through holding wire
Connect positive limit induction device, negative limit induction device, driver respectively, the driver is electrically connected with motor, the driver with
There is single line to be Z impulse lines in the circuit of control card.
Further, the motor is the servomotor of encoder strip Z pulses output.
Further, the positive limit induction device is using machinery electric shock switch, non-contact inductive device.
Further, the negative limit induction device is using machinery electric shock switch, non-contact inductive device.
Further,：The positive limit induction device is the close inductor of magnetic induction or photoelectric sensor or fiber sensor.
Further, the negative limit induction device is the close inductor of magnetic induction or photoelectric sensor or fiber sensor.
Relative to prior art, the beneficial effects of the utility model are：The utility model zero resetting device is due to without employing
Zero point inductor, saves 20% hardware cost, while the same model precision machine brought because of inductor rigging position deviation can be eliminated
The deviation of the mechanical zero between tool equipment and equipment, it is ensured that the uniformity of series of products and good interchangeability, and same
When expand the actually used space of motion platform.
Description of the drawings
Fig. 1 is the utility model zero resetting device structural representation；
Fig. 2 is three induction point schematic diagrames of the utility model embodiment.
Mark in accompanying drawing：Motion platform 1, right block 2, shaft coupling 3, motor 4, driver 5, control card 6, positive limit induction
Device 7, negative limit induction device 8, left block, screw mandrel 10, sensing chip 11.
Specific embodiment
Preferred embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings, so that advantage of the present utility model
Can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to make to protection domain of the present utility model
Define.
Refer to accompanying drawing 1, a kind of zero resetting device of plant equipment accurate positioning of the present utility model, the zero resetting device bag
Include motion platform 1, motor 4, driver 5, control card 6, the front end of the motion platform 1 connection moving mass, the front end of the moving mass
Be provided with sensing chip 11, the moving mass or so two ends through hole, there is screw-tap threaded on through hole, by screw-tap threaded be connected to one with
On the parallel screw mandrel 10 of motion platform 1, one end connection shaft coupling 3 of the screw mandrel 10, the other end is connected with left block 9, described
Shaft coupling 3 connects motor 4 by motor shaft, and right block 2 is additionally provided with screw mandrel 10, and the right block 2 is apart from the right side of screw mandrel 10
End is the body of rod without wire drawing, on the side plate body of screw mandrel 10, is provided with positive limit induction device 7, negative limit induction device 8, institute
State positive limit induction device 7, negative limit induction device 8 and be respectively placed in right block 2, the inside region of left block 9, the control card 6 is led to
Cross holding wire and connect positive limit induction device 7, negative limit induction device 8, driver 5 respectively, the driver 5 is electrically connected with motor 4,
There is single line to be the watching for encoder strip Z pulses output of motor 4 described in Z impulse lines in the driver 5 and the circuit of control card 6
Motor is taken, the positive limit induction device 7 is adopted using machinery electric shock switch, non-contact inductive device, the negative limit induction device 8
Machinery gets an electric shock switch, non-contact inductive device, the positive limit induction device 7 be the close inductor of magnetic induction or photoelectric sensor or
Fiber sensor, the negative limit induction device 8 is the close inductor of magnetic induction or photoelectric sensor or fiber sensor.
Embodiment：
As shown in Fig. 2 have tri- positions of A, B, C, 2 limit induction devices and 1 sensing chip 11 in fig. 2, therefore, control
Card 6 only needs to be dealt with for these three positions, just can ensure that motion platform 1 can complete clear point and appoint in any position
Business, the control card 6 in the utility model uses model DMC2410 motion control card.
It is assumed that the speed reducing ratio that shaft coupling 3 is driven is 1：1, i.e. motor shaft per revolution, screw mandrel 10 turns around, same to luck
Moving platform 1 is goed ahead the helical pitch of a screw mandrel, such as helical pitch 5mm, and from from the perspective of electrically, motor shaft rotates one and encloses, its coding
Device code-disc rotates 360 degree, while producing 1 Z pulse in fixed angle, its pulse frequency depends on the speed that motor shaft is rotated
Degree, it is assumed that the rotary speed of motor 4 is 3000 revs/min, i.e., produce a Z pulse per 0.02 second, and its pulse width is minimum, pulse
Width depends on the A/B phase line numbers of motor speed and encoder, it is assumed that coder is 1000 lines, is 3000 in motor rotary speed
Rev/min when, the width of Z pulses is 10 microseconds, much smaller than the fastest response time of photoelectric sensor, in addition, under this condition,
It is assumed that the helical pitch of screw mandrel 10 is 10mm, if positioning zero point using Z pulses, its straight line zero point theoretical position precision is up to 10mm/
1000=10 microns, this numerical value is far above traditional zero resetting device.
Zero resetting device flow process of the present utility model is：Toward negative direction（That is the left direction of four-headed arrow in Fig. 1）Back to zero process
In, trigger bear limit induction device 8 first, the jerk of motor 4, then in reverse direction（Positive direction）Motion, until finding first drive
Encoder Z pulses in dynamic device 5, the jerk of motor 4 so just can determine that the zero point of single shaft straight-line mechanism.
Preferred embodiment of the present utility model is the foregoing is only, patent model of the present utility model is not thereby limited
Enclose, equivalent structure or equivalent flow conversion that every utilization the utility model specification and accompanying drawing content are made, or directly or
Connect and be used in other related technical fields, be included in the same manner in scope of patent protection of the present utility model.
Claims (6)
1. a kind of zero resetting device of plant equipment accurate positioning, it is characterised in that：The zero resetting device includes motion platform（1）、
Motor（4）, driver（5）, control card（6）, the motion platform（1）Front end connects moving mass, and the front end of the moving mass is arranged
There is sensing chip（11）, the moving mass or so two ends through hole has screw-tap threaded, one is connected to fortune by screw-tap threaded on through hole
Moving platform（1）Parallel screw mandrel（10）On, the screw mandrel（10）One end connection shaft coupling（3）, the other end is connected with left block
（9）, the shaft coupling（3）Motor is connected by motor shaft（4）, in screw mandrel（10）On be additionally provided with right block（2）, the right block
（2）Apart from screw mandrel（10）Right part be the body of rod without wire drawing, in screw mandrel（10）Side plate body on, positive limit induction is installed
Device（7）, negative limit induction device（8）, the positive limit induction device（7）, negative limit induction device（8）It is respectively placed in right block（2）, it is left
Block（9）Inside region, the control card（6）Positive limit induction device is connected respectively by holding wire（7）, negative limit induction device
（8）, driver（5）, the driver（5）It is electrically connected with motor（4）, the driver（5）With control card（6）Circuit in have
Single line is Z impulse lines.
2. the zero resetting device of a kind of plant equipment accurate positioning according to claim 1, it is characterised in that：The motor
（4）For the servomotor of encoder strip Z pulses output.
3. the zero resetting device of a kind of plant equipment accurate positioning according to claim 1, it is characterised in that：It is described just spacing
Inductor（7）Using machinery electric shock switch, non-contact inductive device.
4. the zero resetting device of a kind of plant equipment accurate positioning according to claim 1, it is characterised in that：It is described negative spacing
Inductor（8）Using machinery electric shock switch, non-contact inductive device.
5. the zero resetting device of a kind of plant equipment accurate positioning according to claim 3, it is characterised in that：It is described just spacing
Inductor（7）For the close inductor of magnetic induction or photoelectric sensor or fiber sensor.
6. the zero resetting device of a kind of plant equipment accurate positioning according to claim 4, it is characterised in that：It is described negative spacing
Inductor（8）For the close inductor of magnetic induction or photoelectric sensor or fiber sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074773.5U CN206096807U (en) | 2016-09-23 | 2016-09-23 | Accurate time zero device in mechanical equipment location |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074773.5U CN206096807U (en) | 2016-09-23 | 2016-09-23 | Accurate time zero device in mechanical equipment location |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206096807U true CN206096807U (en) | 2017-04-12 |
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ID=58480442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621074773.5U Active CN206096807U (en) | 2016-09-23 | 2016-09-23 | Accurate time zero device in mechanical equipment location |
Country Status (1)
| Country | Link |
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| CN (1) | CN206096807U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107359049A (en) * | 2017-09-07 | 2017-11-17 | 温州市桑德拉自动化科技有限公司 | A kind of return-to-zero mechanism of the automatic belting machine of numerical control |
| CN111890390A (en) * | 2020-07-16 | 2020-11-06 | 共享智能铸造产业创新中心有限公司 | Three-axis motion equipment position calibration system |
-
2016
- 2016-09-23 CN CN201621074773.5U patent/CN206096807U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107359049A (en) * | 2017-09-07 | 2017-11-17 | 温州市桑德拉自动化科技有限公司 | A kind of return-to-zero mechanism of the automatic belting machine of numerical control |
| CN107359049B (en) * | 2017-09-07 | 2023-07-21 | 温州市桑德拉自动化科技有限公司 | Zero return mechanism of numerical control automatic taping machine |
| CN111890390A (en) * | 2020-07-16 | 2020-11-06 | 共享智能铸造产业创新中心有限公司 | Three-axis motion equipment position calibration system |
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