CN202047959U - Servo drive system of feeding pump - Google Patents
Servo drive system of feeding pump Download PDFInfo
- Publication number
- CN202047959U CN202047959U CN2011201305526U CN201120130552U CN202047959U CN 202047959 U CN202047959 U CN 202047959U CN 2011201305526 U CN2011201305526 U CN 2011201305526U CN 201120130552 U CN201120130552 U CN 201120130552U CN 202047959 U CN202047959 U CN 202047959U
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- China
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- pipe fitting
- elbow
- feeding pump
- servo
- drive system
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Abstract
The utility model relates to a servo drive system of a feeding pump. The servo drive system comprises a servo controller and a servo motor. The servo controller is connected with the servo motor through a motor power cord and a photoelectric encoder line; the servo motor is fixed on a motor bracket through a bolt and is connected with the feeding pump through a shaft coupler; one side of the feeding pump is connected with a first spherical joint which is connected with a first three-way pipe fitting through an elbow; the first tee pipe fitting is connected with one side of a pneumatic two-way valve through an elbow, and the other side of the pneumatic two-way valve is connected with a second three-way pipe fitting through a pipeline; and the second three-way pipe fitting is connected with an elbow which is connected with the other side of the feeding pump through a second spherical joint. The servo drive system of the feeding pump has the beneficial effects of improving the real-time instantaneous precision of adding liquid material and the addition accumulation precision of whole batch products, better realizing the addition requirements of product technology, greatly improving the product quality, reducing the system maintenance and lowering the production cost and is simple and practical.
Description
Technical field
The utility model relates to a kind of servo charge pump drive system.
Background technique
Online liquid feed liquid adding set be in tobacco, food, chemical industry, medicine production according to produce flow and processing compound real-time toward the device of producing interpolation liquid feed liquid in the product.
At present, in the traditional liquid feed liquid adding set that uses on each bar production line, to the control-driven system of liquid, employing be the Frequency Converter Control common electric machine, drive charge pump by common electric machine then and rotate the mode that drives liquid.There is following defective in this system: one, the problem of bringing on the controlling method: because frequency variator is the control of open loop type to the control of motor, so frequency variator is not high to the control accuracy of common electric machine rotating speed, the real-time accuracy that directly causes the driven by motor charge pump to drive fluid flow descends.Two, device is selected the problem of bringing for use: traditional liquid feed liquid adding set is selected for use is the mode that common electric machine drives charge pump, and the controllability of common electric machine and polarization weak effect be not so reach accurate control to fluid flow in the pipeline.So just can not well realize online even interpolation liquid feed liquid, can not satisfy high-precision technological requirement.
The model utility content
The purpose of this utility model provides a kind of servo charge pump drive system, overcomes the deficiency of above-mentioned aspect in the existing product.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of servo charge pump drive system, comprise servocontroller and actuating motor, described servocontroller is connected with actuating motor with the photoelectric encoder line by motor power-supply wire, actuating motor is by being bolted on the electric machine support, actuating motor is connected with charge pump by coupling, charge pump one side is connected with first spherical joint, first spherical joint is connected with first tee pipe fitting by elbow, first tee pipe fitting is connected with pneumatic two-way valve one side by elbow, pneumatic two-way valve opposite side is connected with second tee pipe fitting by pipeline, second tee pipe fitting is connected with elbow by pipeline, and elbow is connected with the charge pump opposite side by second spherical joint.
The beneficial effects of the utility model are: improved the real-time instantaneous precision of liquid feed liquid interpolation and the accumulative total precision that entire block is added, better realized the technologic interpolation requirement of product, improved the quality of product greatly, system is simple and practical, reduced maintenance, reduced cost of production system.
Description of drawings
With reference to the accompanying drawings the utility model is described in further detail below.
Fig. 1 is the structural representation of the described servo charge pump drive system of the utility model embodiment.
Among the figure:
1, servocontroller; 2, actuating motor; 3, motor power-supply wire; 4, photoelectric encoder line; 5, electric machine support; 6, charge pump; 7, first spherical joint; 8, elbow; 9, first tee pipe fitting; 10, pneumatic two-way valve; 11, second tee pipe fitting; 12, pipeline; 13, second spherical joint.
Embodiment
As shown in Figure 1, the described a kind of servo charge pump drive system of the utility model embodiment, comprise servocontroller 1 and actuating motor 2, described servocontroller 1 is connected with actuating motor 2 with photoelectric encoder line 4 by motor power-supply wire 3, actuating motor 2 is by being bolted on the electric machine support 5, actuating motor 2 is connected with charge pump 6 by coupling, charge pump 6 one sides are connected with first spherical joint 7, first spherical joint 7 is connected with first tee pipe fitting 9 by elbow 8, first tee pipe fitting 9 is connected with pneumatic two-way valve 10 1 sides by elbow 8, pneumatic two-way valve 10 opposite sides are connected with second tee pipe fitting 11 by pipeline, second tee pipe fitting 11 is connected with elbow 8 by pipeline 12, and elbow 8 is connected with charge pump 6 opposite sides by second spherical joint 13.Wherein, charge pump 6 comprises liquid charge pumps such as gear pump, peristaltic pump.
During use, after being installed in servo charge pump drive system in the liquid feed liquid adding set, liquid feed liquid adding set is filled in advance, carry out online reinforced in real time then, automatic controller can send 1 pair of actuating motor of instruction driving servocontroller 2 and carry out rotating speed control, because 1 pair of actuating motor 2 of servocontroller has accurate localization and high-accuracy speed control, actuating motor 2 drives charge pump 6 by coupling, the rotating speed of charge pump 6 can be precisely controlled, thereby flow that can liquid with precise control, finally reach higher accumulative total charging precision, and in real time reinforced process, can control instantaneous charging precision accurately, can evenly add the liquid feed liquid according to processing compound.
After servo charge pump drive system was installed in liquid feed liquid adding set, to add the effect of real-time instantaneous precision control as follows for the liquid feed liquid in the production:
Instantaneous precision record chart one
| Sequence number | The scale flow | Reinforced ratio | Target flow | Actual flow | Instantaneous precision | Writing |
| 1 | 5519.53 | 0.64% | 35.325 | 35.242 | -0.23% | 15：00 |
| 2 | 5985.63 | 0.64% | 38.308 | 37.259 | -2.74% | 15：15 |
| 3 | 6134.84 | 0.64% | 39.263 | 40.382 | 2.85% | 15：30 |
| 4 | 5687.97 | 0.64% | 36.403 | 36.721 | 0.87% | 15：45 |
| 5 | 5396.25 | 0.64% | 34.536 | 35.448 | 2.64% | 16：00 |
| 6 | 6218.44 | 0.64% | 39.798 | 39.364 | -1.09% | 16：15 |
| 7 | 6066.25 | 0.64% | 38.824 | 39.808 | 2.11% | 16：30 |
| 8 | 5791.56 | 0.64% | 37.066 | 37.363 | 0.80% | 16：38 |
Annotate: the instantaneous precision of perfuming is between-2.74% and 2.64%.
Reinforced accumulative total precision record chart one
| Sequence number | The scale cumulative amount | Reinforced ratio | Theoretical feeding quantity | Actual feeding quantity | The accumulative |
| 1 | 11695.700 | 0.60% | 70.174 | 70.189 | 0.0211% |
| 2 | 8772.600 | 0.60% | 52.636 | 52.689 | 0.1015% |
| 3 | 12383.800 | 0.70% | 86.687 | 86.707 | 0.0235% |
| 4 | 23162.800 | 0.60% | 138.977 | 138.967 | -0.0071% |
| 5 | 11446.600 | 0.70% | 80.126 | 80.141 | 0.0185% |
| 6 | 8636.500 | 0.60% | 51.819 | 51.887 | 0.1312% |
| 7 | 11706.800 | 0.60% | 70.241 | 70.224 | -0.0239% |
| 8 | 11664.500 | 0.60% | 69.987 | 69.931 | -0.0800% |
Annotate: perfuming accumulative total precision is between-0.0800% and 0.1312%.
Claims (1)
1. servo charge pump drive system, comprise servocontroller (1) and actuating motor (2), described servocontroller (1) is connected with actuating motor (2) with photoelectric encoder line (4) by motor power-supply wire (3), actuating motor (2) is by being bolted on the electric machine support (5), actuating motor (2) is connected with charge pump (6) by coupling, it is characterized in that: charge pump (6) one sides are connected with first spherical joint (7), first spherical joint (7) is connected with first tee pipe fitting (9) by elbow (8), first tee pipe fitting (9) is connected with pneumatic two-way valve (10) one sides by elbow (8), pneumatic two-way valve (10) opposite side is connected with second tee pipe fitting (11) by pipeline, second tee pipe fitting (11) is connected with elbow (8) by pipeline (12), and elbow (8) is connected with the opposite side of charge pump (6) by second spherical joint (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201305526U CN202047959U (en) | 2011-04-28 | 2011-04-28 | Servo drive system of feeding pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201305526U CN202047959U (en) | 2011-04-28 | 2011-04-28 | Servo drive system of feeding pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202047959U true CN202047959U (en) | 2011-11-23 |
Family
ID=44988270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201305526U Expired - Lifetime CN202047959U (en) | 2011-04-28 | 2011-04-28 | Servo drive system of feeding pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202047959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688757A (en) * | 2016-04-22 | 2016-06-22 | 陈黔宁 | Feeding device driven by explosion-proof servo motor |
-
2011
- 2011-04-28 CN CN2011201305526U patent/CN202047959U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105688757A (en) * | 2016-04-22 | 2016-06-22 | 陈黔宁 | Feeding device driven by explosion-proof servo motor |
| CN105688757B (en) * | 2016-04-22 | 2018-06-29 | 南京科技职业学院 | The feed arrangement driven by explosion-proof servo motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111123 |
|
| CX01 | Expiry of patent term |