CN206422719U - A kind of electric machine for being used to drive workpiece lifting - Google Patents
A kind of electric machine for being used to drive workpiece lifting Download PDFInfo
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- CN206422719U CN206422719U CN201720026332.6U CN201720026332U CN206422719U CN 206422719 U CN206422719 U CN 206422719U CN 201720026332 U CN201720026332 U CN 201720026332U CN 206422719 U CN206422719 U CN 206422719U
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- module
- voltage output
- direct current
- current generator
- voltage
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Abstract
The utility model discloses a kind of electric machine for being used to drive workpiece lifting, include control module, direct current generator, transmission mechanism, and controlled voltage output module, controlled voltage output module control signal input is electrically connected with control module control signal output, the voltage output end of controlled voltage output module one is connected with the voltage input end of direct current generator one, the forward conduction module ended during for turning on when controlled voltage output module exports forward dc voltage and export reverse voltage is connected between another voltage output end of controlled voltage output module and another voltage input end of direct current generator, the reverse-conducting module ended during for turning on when controlled voltage output module exports reverse voltage and export forward voltage is parallel between forward conduction module two ends, the resistance value of forward conduction module is less than the resistance value of reverse-conducting module.This case easy realization simple in construction, being easy to control to reduce, workpiece rises and the required time of workpiece decline is poor, and practicality is good.
Description
[technical field]
The utility model is related to a kind of electric machine for being used to drive workpiece lifting.
[background technology]
At present, be currently used for drive workpiece lifting electric machine, voltage output module output motor rotate forward voltage with
Motor reversal voltage is equal, voltage direction is conversely to realize that motor rotates forward reversion, but due to the influence of workpiece self gravitation so that
Workpiece is in the speed of uphill process and inconsistent in the speed of the process of decline, and in same stroke, workpiece rises the time used
Decline Time Inconsistency used with workpiece, the typically workpiece rising time used declines Time Inconsistency used more than workpiece, its
It is unfavorable for needing to control to rise the time used with declining time identical occasion used some.
Therefore, above-mentioned defect how is overcome, it has also become those skilled in the art's important topic urgently to be resolved hurrily.
[utility model content]
The utility model overcomes a kind of the not enough there is provided electric machine for being used to drive workpiece lifting of above-mentioned technology,
Its easy realization simple in construction, practicality is good.
To achieve the above object, the utility model employs following technical proposal：
A kind of electric machine for being used to drive workpiece lifting, includes control module 1, direct current generator 2, in direct current
Driving workpiece rises and driven when direct current generator 2 is inverted the transmission mechanism 3 of workpiece decline and for exporting when machine 2 is rotated forward
Forward dc voltage is to drive the direct current generator 2 to rotate forward and export reverse voltage to drive the direct current generator 2 to invert
Controlled voltage output module 4, the control signal input of controlled voltage output module 4 and the control module 1 control to believe
Number output end electrical connection, the voltage output end of controlled voltage output module 4 one connects with the voltage input end of direct current generator 2 one
Connect, be connected between another voltage output end of the controlled voltage output module 4 and another voltage input end of the direct current generator 2
End just during for turning on when the controlled voltage output module 4 exports forward dc voltage and export reverse voltage
To conduction module 5, it is parallel between the two ends of forward conduction module 5 for being exported instead in the controlled voltage output module 4
To the reverse-conducting module 6 ended when being turned on during DC voltage and exporting forward voltage, the resistance value of the forward conduction module 5
Less than the resistance value of the reverse-conducting module 6.
A kind of electric machine for being used to drive workpiece lifting as described above, the forward conduction module 5 includes series connection
It is some between another voltage output end of the controlled voltage output module 4 and another voltage input end of the direct current generator 2
Individual forward diode.
It is additionally provided with a kind of electric machine for being used to drive workpiece lifting as described above, the forward conduction module 5
Series resistance.
A kind of electric machine for being used to drive workpiece lifting as described above, the reverse-conducting module 6 includes series connection
It is some between another voltage output end of the controlled voltage output module 4 and another voltage input end of the direct current generator 2
Individual backward dioded.
It is additionally provided with a kind of electric machine for being used to drive workpiece lifting as described above, the forward conduction module 5
Series resistance.
A kind of electric machine for being used to drive workpiece lifting as described above, the transmission mechanism 3 includes the He of support 31
It is connected in the motor worm 32 on the direct current generator 2, the support 31 and is vertically provided with directed cavity 33, the directed cavity 33
Provided with the silk braid 35 that is moved in the directed cavity 33 is arranged with screw mandrel 34 and the screw mandrel 34, the silk braid 35 is used for and work
Part is fixedly connected to drive workpiece motion s, and described one end of screw mandrel 34 is coaxially fixed with travelling gear 36, the travelling gear 36 with
The engagement of motor worm 32 connection.
Compared with prior art, the beneficial effects of the utility model are：
1st, the DC voltage of the controlled voltage output module output is designated as when this case turns on the forward conduction module
Forward dc voltage, the DC voltage of the controlled voltage output module output is designated as anti-when the reverse-conducting module is turned on
To DC voltage, in this way, the direct current generator rotating forward passes through when the controlled voltage output module exports forward dc voltage
The transmission mechanism drives workpiece to rise, the direct current generator when the controlled voltage output module exports reverse voltage
Reversion drives workpiece to decline by the transmission mechanism, in this process, because the resistance value of the forward conduction module is small
In the resistance value of the reverse-conducting module so that driving current when workpiece rises is more than driving current when workpiece declines,
In this way, being conducive in same stroke, the required time for reducing workpiece rising and workpiece decline is poor, in order to specific application,
Its practicality is good.
2nd, the forward conduction module uses forward diode circuit, and it is easy to one-way conduction, the reverse-conducting module
Using backward dioded circuit, it is easy to one-way conduction；Forward conduction module and reverse-conducting module to be connected in parallel, be easy to by
When controlling voltage output module output direct current, a certain moment only one of which module is turned on and another module is ended, and is easy to change
Size of current, so as to control workpiece rise and fall speed, it need not be in controlled voltage output module by changing voltage
Output valve flows through the size of direct current generator electric current to reach change, and this case is easy to implement simple.
[brief description of the drawings]
Fig. 1 is the structured flowchart of this case.
Fig. 2 is the specific embodiment schematic diagram of this case diode forward conduction module, diode reverse conduction module.
Fig. 3 is the drive connection diagram of this case direct current generator, transmission mechanism.
[embodiment]
The utility model feature and other correlated characteristics are described in further detail by embodiment below in conjunction with accompanying drawing,
In order to the understanding of technical staff of the same trade：
As shown in figure 1, a kind of electric machine for being used to drive workpiece lifting, includes control module 1, direct current generator 2, uses
In when direct current generator 2 is rotated forward drive workpiece rise and when direct current generator 2 invert drive workpiece decline transmission mechanism 3, with
And for exporting forward dc voltage to drive the direct current generator 2 to rotate forward and export reverse voltage to drive the direct current
The controlled voltage output module 4 that motor 2 is inverted, the control signal input of controlled voltage output module 4 and the control mould
The control signal output of block 1 is electrically connected, the voltage output end of controlled voltage output module 4 one and the electricity of direct current generator 2 one
Press input connection, another voltage output end of the controlled voltage output module 4 and another voltage input end of the direct current generator 2
Between be connected with for the controlled voltage output module 4 export forward dc voltage when turn on and output reverse voltage
When the forward conduction module 5 ended, be parallel with for exporting mould in the controlled voltage between the two ends of forward conduction module 5
The reverse-conducting module 6 ended during forward voltage, the forward conduction module are turned on and exported when block 4 exports reverse voltage
5 resistance value is less than the resistance value of the reverse-conducting module 6.
As described above, when it is implemented, this case controlled voltage output module when the forward conduction module 5 is turned on
The DC voltage of 4 outputs is designated as forward dc voltage, the controlled voltage output module when reverse-conducting module 6 is turned on
The DC voltage of 4 outputs is designated as reverse voltage, in this way, when the controlled voltage output module 4 exports forward dc voltage
Shi Suoshu direct current generators 2 are rotated forward drives workpiece to rise by the transmission mechanism 3, when the controlled voltage output module 4 is exported
The reversion of direct current generator 2 drives workpiece to decline by the transmission mechanism 3 during reverse voltage, in this process, by
It is less than the resistance value of the reverse-conducting module 6 in the resistance value of the forward conduction module 5 so that driving when workpiece rises
Electric current is more than driving current when workpiece declines, in this way, being conducive in same stroke, reduces workpiece and rises what is declined with workpiece
Required time is poor, and in order to specific application, its practicality is good.
As described above, when it is implemented, the forward conduction module 5, which includes, is connected on the controlled voltage output module
Several forward diodes between 4 another voltage output ends and another voltage input end of the direct current generator 2.
As described above, when it is implemented, being additionally provided with series resistance in the forward conduction module 5.
As described above, when it is implemented, the reverse-conducting module 6, which includes, is connected on the controlled voltage output module
Several backward diodeds between 4 another voltage output ends and another voltage input end of the direct current generator 2.
As described above, when it is implemented, being additionally provided with series resistance in the forward conduction module 5.
As described above, the forward conduction module 5 uses forward diode circuit, it is easy to one-way conduction, described reverse
Conduction module 6 uses backward dioded circuit, and it is easy to one-way conduction；Forward conduction module 5 and reverse-conducting module 6 are parallel connection
Connection, when being easy to the output direct current of controlled voltage output module 4, a certain moment only one of which module is turned on and another module is cut
Only, it is easy to change size of current, so as to control workpiece rise and fall speed, it need not lead in controlled voltage output module 4
Cross and change the output valve of voltage to reach that the size of the electric current of direct current generator 2 is flowed through in change, this case is easy to implement simple.
As described above, when it is implemented, the transmission mechanism 3 includes support 31 and is connected on the direct current generator 2
Motor worm 32, be vertically provided with directed cavity 33, the directed cavity 33 in the support 31 and be provided with screw mandrel 34 and the screw mandrel
The silk braid 35 moved in the directed cavity 33 is arranged with 34, the silk braid 35 is used to be fixedly connected to drive workpiece with workpiece
Motion, described one end of screw mandrel 34 is coaxially fixed with travelling gear 36, the travelling gear 36 and the company of engagement of motor worm 32
Connect.
As described above, direct current generator 2 it is electric after, motor worm 32, travelling gear 36, screw mandrel 34 is passed sequentially through to drive silk
Set 35 rises or falls in directed cavity 33, and silk braid 35 drives connected workpiece to be synchronized with the movement.
As described above, this case protection be it is a kind of be used to drive the electric machine of workpiece lifting, all and this case structure phase
Same or close technical scheme should all be shown as falling into the protection domain of this case.
Claims (6)
1. a kind of electric machine for being used to drive workpiece lifting, it is characterised in that：Include control module (1), direct current generator
(2), the biography for driving workpiece to rise and drive workpiece to decline when direct current generator (2) is inverted when direct current generator (2) is rotated forward
Motivation structure (3) and for exporting forward dc voltage with drive the direct current generator (2) rotate forward and output reverse voltage
To drive the controlled voltage output module (4) that the direct current generator (2) is inverted, controlled voltage output module (4) the control letter
Number input is electrically connected with the control module (1) control signal output, and the voltage of controlled voltage output module (4) one is defeated
Go out end be connected with the voltage input end of direct current generator (2) one, another voltage output end of the controlled voltage output module (4) and
It is connected between another voltage input end of the direct current generator (2) for exporting positive in the controlled voltage output module (4)
The forward conduction module (5) ended during reverse voltage, the forward conduction module (5) two are turned on and exported during DC voltage
It is parallel between end for turning on and exporting forward voltage when the controlled voltage output module (4) exports reverse voltage
When the reverse-conducting module (6) ended, the resistance value of the forward conduction module (5) is less than the reverse-conducting module (6)
Resistance value.
2. a kind of electric machine for being used to drive workpiece lifting according to claim 1, it is characterised in that：The positive guide
Logical module (5), which includes, is connected on another voltage output end of the controlled voltage output module (4) and the direct current generator (2) separately
Several forward diodes between one voltage input end.
3. a kind of electric machine for being used to drive workpiece lifting according to claim 2, it is characterised in that：The positive guide
Series resistance is additionally provided with logical module (5).
4. a kind of electric machine for being used to drive workpiece lifting according to claim 1, it is characterised in that：It is described reversely to lead
Logical module (6), which includes, is connected on another voltage output end of the controlled voltage output module (4) and the direct current generator (2) separately
Several backward diodeds between one voltage input end.
5. a kind of electric machine for being used to drive workpiece lifting according to claim 4, it is characterised in that：The positive guide
Series resistance is additionally provided with logical module (5).
6. a kind of electric machine for being used to drive workpiece lifting according to claim 1-5 any one, it is characterised in that：
The motor worm (32) that the transmission mechanism (3) includes support (31) and is connected on the direct current generator (2), the support
(31) vertically it is provided with directed cavity (33), the directed cavity (33) to be provided with screw mandrel (34) and the screw mandrel (34) in and is arranged with
The silk braid (35) of motion in the directed cavity (33), the silk braid (35) is used to be fixedly connected with workpiece to drive workpiece motion s,
Described screw mandrel (34) one end is coaxially fixed with travelling gear (36), and the travelling gear (36) is engaged with the motor worm (32)
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026332.6U CN206422719U (en) | 2017-01-10 | 2017-01-10 | A kind of electric machine for being used to drive workpiece lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720026332.6U CN206422719U (en) | 2017-01-10 | 2017-01-10 | A kind of electric machine for being used to drive workpiece lifting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206422719U true CN206422719U (en) | 2017-08-18 |
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ID=59573788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720026332.6U Active CN206422719U (en) | 2017-01-10 | 2017-01-10 | A kind of electric machine for being used to drive workpiece lifting |
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| Country | Link |
|---|---|
| CN (1) | CN206422719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370126A (en) * | 2017-08-28 | 2017-11-21 | 区文显 | A kind of direct current generator protection device and the electric machine for driving workpiece lifting |
-
2017
- 2017-01-10 CN CN201720026332.6U patent/CN206422719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107370126A (en) * | 2017-08-28 | 2017-11-21 | 区文显 | A kind of direct current generator protection device and the electric machine for driving workpiece lifting |
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