CN110966268A - Heavy-load high-precision closed-loop servo hydraulic motor driving linear module - Google Patents
Heavy-load high-precision closed-loop servo hydraulic motor driving linear module Download PDFInfo
- Publication number
- CN110966268A CN110966268A CN201911176926.5A CN201911176926A CN110966268A CN 110966268 A CN110966268 A CN 110966268A CN 201911176926 A CN201911176926 A CN 201911176926A CN 110966268 A CN110966268 A CN 110966268A
- Authority
- CN
- China
- Prior art keywords
- module
- screw rod
- heavy
- precision
- hydraulic motor
- 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
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
- F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Transmission Devices (AREA)
- Actuator (AREA)
Abstract
The invention discloses a heavy-load high-precision closed-loop servo hydraulic motor driving linear module which comprises a module fixing plate, wherein two parallel linear guide rails are arranged on the module fixing plate, heavy-load high-precision sliders are slidably mounted on the two linear guide rails, a module moving plate is mounted on the heavy-load high-precision sliders and driven by a lead screw transmission module to reciprocate on the linear guide rails, the heavy-load high-precision slider driving linear module further comprises a pull rope sensor, one end of the pull rope sensor is fixed on the module fixing plate, the other end of the pull rope sensor is connected to the module moving plate, and the signal output end of the pull rope sensor. The invention adopts a servo hydraulic system, can realize accurate displacement and realize a closed-loop hydraulic module with high stroke precision.
Description
Technical Field
The invention relates to a heavy-load high-precision closed-loop servo hydraulic motor driving linear module.
Background
The existing driving module generally adopts a screw rod transmission mode, although the screw rod transmission precision is high, the precision grade is still insufficient, and the bearing capacity of the existing screw rod linear transmission module is small, so that the requirement of high precision can not be met in a heavy-load environment.
Disclosure of Invention
The invention aims to solve the technical problem that a heavy-load high-precision closed-loop servo hydraulic motor driving linear module can effectively overcome the defects in the prior art.
The invention is realized by the following technical scheme: the utility model provides a heavy load high accuracy closed loop servo hydraulic motor drive linear module, includes a module fixed plate, is provided with two parallel arrangement's linear guide on the module fixed plate, and slidable mounting has heavy load high accuracy slider on two linear guide, and heavy load high accuracy slider installation module movable plate, the module movable plate passes through the drive of lead screw transmission module and makes reciprocating motion on linear guide, still includes a stay cord sensor, and stay cord sensor one end is fixed on the module fixed plate, and the other end is connected on the module movable plate, and its signal output part is connected to servo host computer end.
Preferably, the module moving plate is provided with more than one mounting hole.
According to a preferable technical scheme, the screw rod transmission module comprises a motor, a screw rod fixing side support, a screw rod supporting side support and a screw rod nut, the motor is installed on the module fixing plate, the screw rod penetrates through the screw rod fixing side support and the screw rod supporting side support to be fixed, the screw rod nut is installed on the screw rod, and the top of the screw rod nut is fixedly connected with the lower end face of the module moving plate.
Preferably, the motor is a hydraulic motor.
The invention has the beneficial effects that: the invention adopts a servo hydraulic system, can realize accurate displacement, realize a closed-loop hydraulic module with high stroke precision, and still can ensure the precision under heavy load.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a top view of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The use of terms such as "upper," "above," "lower," "below," and the like in describing relative spatial positions herein is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "sleeved," "connected," "penetrating," "plugged," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 and 2, a heavy-duty high-precision closed-loop servo hydraulic motor driving linear module comprises a module fixing plate 1, two parallel linear guide rails 2 are arranged on the module fixing plate 2, a heavy-duty high-precision slider 3 is arranged on the two linear guide rails 2 in a sliding manner, a module moving plate 4 is arranged on the heavy-duty high-precision slider 3, the module moving plate 4 is driven by a lead screw transmission module to reciprocate on the linear guide rails 2, a pull rope sensor 5 is further included, one end of the pull rope sensor 5 is fixed on the module fixing plate 2, the other end of the pull rope sensor is connected to the module moving plate 4, the signal output end of the pull rope sensor is connected to the servo host end, and more than one mounting hole is formed in the.
The screw rod transmission module comprises a hydraulic motor 6, a screw rod 7, a screw rod fixing side support 8, a screw rod supporting side support 9 and a screw rod nut 10, wherein the hydraulic motor 6 is installed on the module fixing plate 2, the screw rod 7 penetrates through the screw rod fixing side support 8 and the screw rod supporting side support 9 to be fixed, the screw rod nut 10 is installed on the screw rod 7, and the top of the screw rod nut 10 is fixedly connected with the lower end face of the module moving plate 4.
The working principle is as follows:
the invention relates to a heavy-load high-precision closed-loop servo hydraulic motor driving linear module, which adopts a servo hydraulic system, drives a hydraulic motor according to data fed back by a pull rope sensor, the hydraulic motor drives a screw rod, the screw rod drives a screw rod nut connected to a module moving plate to generate displacement, a support seat and a linear guide rail on two sides of the screw rod and a heavy-load high-precision slide block realize high-precision displacement of the module moving plate under the condition of higher load, and the hydraulic system drives the servo hydraulic motor to generate high-precision displacement according to the displacement data fed back by the module pull rope sensor. The required displacement precision is detected whether the precision is accurate through the rope pulling sensor, if not, the hydraulic motor can be driven to rotate to drive the screw rod to be unique, and the closed-loop hydraulic module with high stroke precision is obtained.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (4)
1. The utility model provides a heavy load high accuracy closed loop servo hydraulic motor drive straight line module which characterized in that: including a module fixed plate (1), be provided with two parallel arrangement's linear guide (2) on module fixed plate (2), slidable mounting has heavy load high accuracy slider (3) on two linear guide (2), and heavy load high accuracy slider (3) installation module movable plate (4), reciprocating motion is made on linear guide (2) in module movable plate (4) through the drive of lead screw transmission module, still includes a stay cord sensor (5), and stay cord sensor (5) one end is fixed on module fixed plate (2), and the other end is connected on module movable plate (4), and its signal output part is connected to servo host computer end.
2. The heavy-duty, high-precision, closed-loop servo hydraulic motor drive linear module of claim 1, wherein: the module moving plate (4) is provided with more than one mounting hole.
3. The heavy-duty, high-precision, closed-loop servo hydraulic motor drive linear module of claim 1, wherein: the screw rod transmission module comprises a motor (6), a screw rod (7), a screw rod fixing side support (8), a screw rod supporting side support (9) and a screw rod nut (10), the motor (6) is installed on the module fixing plate (2), the screw rod (7) penetrates through the screw rod fixing side support (8) and the screw rod supporting side support (9) to be fixed, the screw rod nut (10) is installed on the screw rod (7), and the top of the screw rod nut (10) is fixedly connected with the lower end face of the module moving plate (4).
4. The heavy-duty, high-precision, closed-loop servo hydraulic motor drive linear module of claim 3, wherein: the motor (6) is a hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176926.5A CN110966268A (en) | 2019-11-26 | 2019-11-26 | Heavy-load high-precision closed-loop servo hydraulic motor driving linear module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176926.5A CN110966268A (en) | 2019-11-26 | 2019-11-26 | Heavy-load high-precision closed-loop servo hydraulic motor driving linear module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110966268A true CN110966268A (en) | 2020-04-07 |
Family
ID=70031684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911176926.5A Pending CN110966268A (en) | 2019-11-26 | 2019-11-26 | Heavy-load high-precision closed-loop servo hydraulic motor driving linear module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110966268A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697446A (en) * | 2020-11-22 | 2021-04-23 | 宝克(中国)测试设备有限公司 | Novel high-precision scheme for adjusting wheel base of truck rotary drum |
-
2019
- 2019-11-26 CN CN201911176926.5A patent/CN110966268A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112697446A (en) * | 2020-11-22 | 2021-04-23 | 宝克(中国)测试设备有限公司 | Novel high-precision scheme for adjusting wheel base of truck rotary drum |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103738882A (en) | Space positioning platform | |
| CN202433177U (en) | Straight line electro-mechanical actuator performance test stand | |
| CN203966436U (en) | A kind of four-bar linkage apparatus for demonstrating | |
| CN103353368A (en) | Torque test platform | |
| CN105290805A (en) | Parallel X-Y work table | |
| CN110966268A (en) | Heavy-load high-precision closed-loop servo hydraulic motor driving linear module | |
| CN217155285U (en) | Camera test platform is swept to line | |
| CN202676449U (en) | Load controllable passive type servo-actuated force application linear guide rail pair test device | |
| CN211951015U (en) | Heavy-load high-precision closed-loop servo hydraulic motor driving linear module | |
| CN101957271B (en) | High-speed large-displacement servo loading test platform | |
| CN103273328A (en) | Large-stroke micro-drive precise two-dimensional worktable | |
| CN209834853U (en) | Precise automatic return line of product carrier | |
| CN209340435U (en) | A kind of linear guide slide unit | |
| CN109129427B (en) | Plane parallel mechanism device driven by double five-rod mechanism and control method | |
| CN203610774U (en) | Cut-to-length machine capable of realizing double cut-to-length operations | |
| CN211541140U (en) | Large-load small-space precise micro-motion jacking platform | |
| CN212320969U (en) | Electronic jar efficiency test device | |
| CN205341576U (en) | Elevator guide rail coalignment | |
| CN210683105U (en) | Three-axis adjusting lifter | |
| CN210731045U (en) | Movable tail jack | |
| CN203338140U (en) | X-shaft electric control translation mechanism | |
| CN108871744B (en) | Multi-working-condition linear guide pair friction and wear testing machine | |
| CN208997277U (en) | A kind of inclination movement device | |
| CN216523743U (en) | Mobile phone shell size detection device | |
| CN220910901U (en) | Lifting device for liquid transferring pump |
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 |