CN109611309A - A kind of adjustable plunger pump - Google Patents
A kind of adjustable plunger pump Download PDFInfo
- Publication number
- CN109611309A CN109611309A CN201811585312.8A CN201811585312A CN109611309A CN 109611309 A CN109611309 A CN 109611309A CN 201811585312 A CN201811585312 A CN 201811585312A CN 109611309 A CN109611309 A CN 109611309A
- Authority
- CN
- China
- Prior art keywords
- pump
- plunger
- motor
- stepper motor
- output shaft
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/12—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by varying the length of stroke of the working members
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
The present invention relates to a kind of adjustable plunger pumps, including stepper motor, plunger pump, servo motor, shaft coupling, ball-screw, connecting plate, touch screen and PLC controller, touch screen is coupled with stepper motor and servo motor respectively by PLC controller, plunger pump includes driving section and pump head, stepper motor is installed on first motor mounting, the output shaft of stepper motor and driving section connection, the output end of driving section is connect with pump head, pump head is fixed on pump seat frame, one end of pump seat frame and first motor mounting are hinged, servo motor is fixedly connected by the second motor mounting with stepper motor, the output shaft of servo motor and the output shaft of stepper motor are arranged in the same direction, the output shaft of servo motor passes through the lead screw axis connection of shaft coupling and ball-screw, the feed screw nut of one end ball-screw of connecting plate connects, the other end of connecting plate It is connect with the other end of pump seat frame.The advantages of present invention has adjusting easy to operate, can precisely adjust, control the filling amount of plunger pump.
Description
Technical field
The present invention relates to plunger pump technique fields, more specifically to a kind of adjustable plunger pump.
Background technique
Plunger pump is good with its reliability and precision, and more and more extensive daily use chemicals, medicine, the chemical industry of being applied to carries out high-precision
Filling, traditional filling amount adjusting is the angle by manually adjusting pump, to realize the change of filling amount.Such adjusting side
Formula is cumbersome and can not specify filling amount；Manually adjusting can not accurately determine that regulated quantity increases and decreases amplitude, need after manually adjusting filling right
Weighing test afterwards just can determine that regulated quantity；And can not all be kept records of after adjusting every time, it requires to check again every time, cause every
Secondary regulating step is repeatedly and cumbersome.
Summary of the invention
The problem to be solved by the present invention is that providing a kind of adjustable plunger pump, adjusting is simple to operate, can
It precisely adjusts, the filling amount of control plunger pump, and its stability is good.
In order to solve the above-mentioned technical problems, the present invention provides a kind of adjustable plunger pumps comprising stepper motor, column
Pump, servo motor, shaft coupling, ball-screw, connecting plate, touch screen and PLC controller are filled in, the touch screen passes through the PLC
Controller couples with the stepper motor and servo motor respectively, and the plunger pump includes driving section and pump head, the stepping electricity
Machine is installed on first motor mounting, and the output shaft of the stepper motor and driving section connect, the output of the driving section
End is connect with the pump head, the central axis of the pump head can the output shaft of the relatively described stepper motor be obliquely installed, the pump
Head is fixed on pump seat frame, and one end of the pump seat frame and the first motor mounting are hinged, and the servo motor is installed in the
On two motor mountings, the second motor mounting is fixedly connected with the stepper motor, the output shaft of the servo motor and institute
The output shaft for stating stepper motor is arranged in the same direction, and the output shaft of the servo motor passes through the shaft coupling and the ball-screw
Lead screw axis connection, the feed screw nut connection of ball-screw described in one end of the connecting plate, the other end of the connecting plate and institute
State the other end connection of pump seat frame.
As preferred embodiments of the present invention, the driving section includes drive sleeve, drive bearing and drive rod, the drive sleeve
Axis connection is exported with the output end of the stepper motor, one end of the drive rod passes through the drive bearing and the drive sleeve
Connection, the pump head includes plunger and cylinder body, and the other end of the drive rod is connect with one end of the plunger, can make the column
Plug can the output end output shaft of the relatively described stepper motor be obliquely installed, and the other end of the plunger protrudes into the interior of the cylinder body
Chamber.
As preferred embodiments of the present invention, the drive sleeve is hollow cylindrical structure, described in the drive bearing setting
On the inner wall of drive sleeve, the drive rod is located at the intracavitary of the drive sleeve.
As preferred embodiments of the present invention, the lower part of the cylinder body sets inlet and liquid outlet, protrudes into the institute of the cylinder body
The end for stating plunger is equipped with the notch section cooperated with the inlet and liquid outlet.
As preferred embodiments of the present invention, the inlet is symmetrical set with the liquid outlet.
As preferred embodiments of the present invention, the plunger is ceramic plunger.
As preferred embodiments of the present invention, the plunger is Ceramic cylinder block.
As preferred embodiments of the present invention, the second motor mounting is equipped with guide post, the guide post and the silk
Thick stick axis is parallel, and guide sleeve is set in the guide post, and the guide sleeve is connect with the connecting plate.
Implement a kind of adjustable plunger pump of the invention to have the following beneficial effects: compared with prior art
The present invention can realize the rotation for changing servo motor output by adjusting the pulsed quantity of servo motor on the touchscreen
Gyration, driving shaft coupling drive feed screw nut to move in lead screw shaft, make the connecting plate connecting with feed screw nut along lead screw shaft
Axial direction advance or retreat, it is big so as to adjust the angle between the central axis of pump head and the output shaft of stepper motor
It is small, and then the stroke for changing plunger pump realizes the adjustment of plunger pump filling amount, when the production for needing to save plunger pump filling amount is joined
When number, the pulsed quantity for saving servo motor need to be only recorded；As it can be seen that present invention adjusting is simple to operate, it can precisely adjust, control
The filling amount of plunger pump processed, and its stability is good.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, the attached drawing to embodiment is simply situated between below
It continues.
Fig. 1 is a kind of structural schematic diagram of adjustable plunger pump provided by the invention；
Fig. 2 is the side view of adjustable plunger pump；
Fig. 3 be in Fig. 2 A-A to cross-sectional view；
Fig. 4 is the top view of adjustable plunger pump；
Fig. 5 is the cross-sectional view that Fig. 4 is middle B-B direction；
Wherein, 1- stepper motor；2- plunger pump；3- servo motor；4- shaft coupling；51- lead screw shaft；52- feed screw nut；6-
Connecting plate；7- first motor mounting；8- the second motor mounting；9- pump seat frame；10- drive sleeve；11- drive bearing；12- transmission
Bar；13- plunger；14- cylinder body；15- inlet；16- liquid outlet；17- guide post；18- guide sleeve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and it should not be understood as instruction or dark
Show relative importance.
As shown in Figures 1 to 5, a kind of adjustable plunger pump is present embodiments provided comprising stepper motor 1, plunger
Pump 2, servo motor 3, shaft coupling 4, ball-screw, connecting plate 6, touch screen and PLC controller, the touch screen pass through described
PLC controller couples with the stepper motor 1 and servo motor 3 respectively, and the plunger pump 2 includes driving section and pump head, described
Stepper motor 1 is installed on first motor mounting 7, and the output shaft of the stepper motor 1 and driving section connect, the driving
The output end of section is connect with the pump head, the central axis of the pump head can the output shaft inclination of the relatively described stepper motor 1 set
It sets, the pump head is fixed on pump seat frame 9, and one end of the pump seat frame 9 and the first motor mounting 7 are hinged, the servo
Motor 3 is installed on the second motor mounting 8, and the second motor mounting 8 is fixedly connected with the stepper motor 1, the servo
The output shaft of motor 3 and the output shaft of the stepper motor 1 are arranged in the same direction, and the output shaft of the servo motor 3 passes through described
Axis device 4 is connect with the lead screw shaft 51 of the ball-screw, and the feed screw nut 52 of ball-screw described in one end of the connecting plate 6 connects
It connects, the other end of the connecting plate 6 is connect with the other end of the pump seat frame 9.
The present invention can realize by adjusting the pulsed quantity of servo motor 3 on the touchscreen and change what servo motor 3 exported
Angle is rotated, driving shaft coupling 4 drives feed screw nut 52 to move in lead screw shaft 51, makes the connecting plate connecting with feed screw nut 52
6 along lead screw shaft 51 axial direction advance or retreat, so as to adjust pump head central axis and stepper motor 1 output shaft it
Between corner dimension, and then change plunger pump 2 stroke realize 2 filling amount of plunger pump adjustment, when need to save plunger pump 2 fill
When the manufacturing parameter of loading amount, the pulsed quantity for saving servo motor 3 need to be only recorded；As it can be seen that the present invention adjusts simple to operate, energy
Enough filling amounts for precisely adjusting, controlling plunger pump 2, and its stability is good.
Illustratively, the driving section includes drive sleeve 10, drive bearing 11 and drive rod 12, the drive sleeve 10 and institute
The output end output axis connection of stepper motor 1 is stated, one end of the drive rod 12 passes through the drive bearing 11 and the transmission
10 connection of set, the pump head include plunger 13 and cylinder body 14, one end company of the other end of the drive rod 12 and the plunger 13
Connect, can make the plunger 13 can the output end output shaft of the relatively described stepper motor 1 be obliquely installed, and the plunger 13 is another
The inner cavity of the cylinder body 14 is protruded at end；The lower part of the cylinder body 14 sets inlet 15 and liquid outlet 16, the inlet 15 and institute
It states liquid outlet 16 to be symmetrical set, the end for protruding into the plunger 13 of the cylinder body 14 is equipped with and the inlet 15 and liquid out
The notch sections of 16 cooperation of mouth；It by eccentric wheel principle, is saved by driving and plunger 13 is driven to rotate in cylinder body 14, and in cylinder body 14
Move in a straight line, form pressure difference in cylinder body 14, realize liquid compression in cylinder body 14 and extract, make 15 feed liquor of inlet and
Go out liquid in liquid outlet 16；By adjusting angle between pump seat frame 9 and the output shaft of stepper motor 1, and then change in plunger 13
Corner dimension between the central axis of the output shaft of mandrel line and stepper motor 1, to realize adjusting, control plunger pump 2
Filling amount.
It should be noted that the drive sleeve 10 is hollow cylindrical structure, the transmission is arranged in the drive bearing 11
On the inner wall of set 10, the drive rod 12 is located at the intracavitary of the drive sleeve 10.
Illustratively, the plunger 13 is ceramic plunger 13, and the plunger 13 is Ceramic cylinder block 14, can be improved its use
Service life and stability in use.
Illustratively, the second motor mounting 8 is equipped with guide post 17, and the guide post 17 and the lead screw shaft 51 are flat
It goes, is set with guide sleeve 18 in the guide post 17, the guide sleeve 18 is connect with the connecting plate 6, and connecting plate 6 can be made to stablize
It is moved in lead screw shaft 51.
Above disclosed is only presently preferred embodiments of the present invention, cannot limit the right of the present invention with this certainly
Range, therefore according to equivalent variations made by scope of the present invention patent, it is still within the scope of the present invention.
Claims (8)
1. a kind of adjustable plunger pump, which is characterized in that including stepper motor, plunger pump, servo motor, shaft coupling, ball
Lead screw, connecting plate, touch screen and PLC controller, the touch screen by the PLC controller respectively with the stepper motor and
Servo motor connection, the plunger pump include driving section and pump head, and the stepper motor is installed on first motor mounting, described
The output shaft of stepper motor and driving section connect, and the output end of the driving section is connect with the pump head, the pump head
Central axis can the output shaft of the relatively described stepper motor be obliquely installed, the pump head is fixed on pump seat frame, the pump seat frame
One end and the first motor mounting it is hinged, the servo motor is installed on the second motor mounting, second motor cabinet
Frame is fixedly connected with the stepper motor, and the output shaft of the servo motor and the output shaft of the stepper motor are arranged in the same direction,
Lead screw axis connection of the output shaft of the servo motor by the shaft coupling and the ball-screw, one end of the connecting plate
The feed screw nut of the ball-screw connects, and the other end of the connecting plate is connect with the other end of the pump seat frame.
2. adjustable plunger pump as described in claim 1, which is characterized in that the driving section includes drive sleeve, transmission shaft
It holds and drive rod, the drive sleeve and the output end of the stepper motor exports axis connection, one end of the drive rod passes through institute
It states drive bearing to connect with the drive sleeve, the pump head includes plunger and cylinder body, the other end of the drive rod and the column
One end of plug connects, can make the plunger can the output end output shaft of the relatively described stepper motor be obliquely installed, and the plunger
The other end protrude into the inner cavity of the cylinder body.
3. adjustable plunger pump as claimed in claim 2, which is characterized in that the drive sleeve is hollow cylindrical structure,
The drive bearing is arranged on the inner wall of the drive sleeve, and the drive rod is located at the intracavitary of the drive sleeve.
4. adjustable plunger pump as claimed in claim 2, which is characterized in that the lower part of the cylinder body sets inlet and out liquid
Mouthful, the end for protruding into the plunger of the cylinder body is equipped with the notch section cooperated with the inlet and liquid outlet.
5. adjustable plunger pump as claimed in claim 4, which is characterized in that the inlet and the liquid outlet are in symmetrical
Setting.
6. adjustable plunger pump as claimed in claim 2, which is characterized in that the plunger is ceramic plunger.
7. adjustable plunger pump as claimed in claim 2, which is characterized in that the plunger is Ceramic cylinder block.
8. adjustable plunger pump as described in claim 1, which is characterized in that the second motor mounting is equipped with guiding
Column, the guide post is parallel with the lead screw shaft, and guide sleeve is set in the guide post, and the guide sleeve and the connecting plate connect
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585312.8A CN109611309A (en) | 2018-12-24 | 2018-12-24 | A kind of adjustable plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585312.8A CN109611309A (en) | 2018-12-24 | 2018-12-24 | A kind of adjustable plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109611309A true CN109611309A (en) | 2019-04-12 |
Family
ID=66011421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811585312.8A Pending CN109611309A (en) | 2018-12-24 | 2018-12-24 | A kind of adjustable plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109611309A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117249063A (en) * | 2023-11-20 | 2023-12-19 | 成都同流科技有限公司 | Rotary plunger pump and driving mechanism thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5022831A (en) * | 1990-10-24 | 1991-06-11 | Hypro Corporation | Positive displacement pump with rotating reciprocating piston |
| JP3095744B1 (en) * | 1999-08-27 | 2000-10-10 | 株式会社東京機械製作所 | Printing machine pump |
| CN1573455A (en) * | 2003-06-24 | 2005-02-02 | Lg.菲利浦Lcd株式会社 | Liquid crystal dispensing system using spacer information and method of dispensing liquid crystal material using the same |
| CN203532182U (en) * | 2013-10-25 | 2014-04-09 | 新乡市大昌精密陶瓷技术有限公司 | Tilted high-speed quantitative fluid injector |
| CN105257501A (en) * | 2015-11-03 | 2016-01-20 | 天津市能信科技有限公司 | Novel ceramic liquid charge pump |
| CN108361167A (en) * | 2018-01-30 | 2018-08-03 | 广州雪霸专用设备有限公司 | A kind of high-accuracy valveless quantifies ceramic pump |
-
2018
- 2018-12-24 CN CN201811585312.8A patent/CN109611309A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5022831A (en) * | 1990-10-24 | 1991-06-11 | Hypro Corporation | Positive displacement pump with rotating reciprocating piston |
| JP3095744B1 (en) * | 1999-08-27 | 2000-10-10 | 株式会社東京機械製作所 | Printing machine pump |
| CN1573455A (en) * | 2003-06-24 | 2005-02-02 | Lg.菲利浦Lcd株式会社 | Liquid crystal dispensing system using spacer information and method of dispensing liquid crystal material using the same |
| CN203532182U (en) * | 2013-10-25 | 2014-04-09 | 新乡市大昌精密陶瓷技术有限公司 | Tilted high-speed quantitative fluid injector |
| CN105257501A (en) * | 2015-11-03 | 2016-01-20 | 天津市能信科技有限公司 | Novel ceramic liquid charge pump |
| CN108361167A (en) * | 2018-01-30 | 2018-08-03 | 广州雪霸专用设备有限公司 | A kind of high-accuracy valveless quantifies ceramic pump |
Non-Patent Citations (1)
| Title |
|---|
| 甘肃工业大学、兰州石油机械研究所编写: "《石油化工用泵 第四分册 计量泵》", 30 September 1973, 兰州石油机械研究所 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117249063A (en) * | 2023-11-20 | 2023-12-19 | 成都同流科技有限公司 | Rotary plunger pump and driving mechanism thereof |
| CN117249063B (en) * | 2023-11-20 | 2024-03-01 | 成都同流科技有限公司 | Rotary plunger pump and driving mechanism thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190412 |