CN211239581U - Motor directly drives orthoscopic electric putter - Google Patents
Motor directly drives orthoscopic electric putter Download PDFInfo
- Publication number
- CN211239581U CN211239581U CN201922111158.7U CN201922111158U CN211239581U CN 211239581 U CN211239581 U CN 211239581U CN 201922111158 U CN201922111158 U CN 201922111158U CN 211239581 U CN211239581 U CN 211239581U
- Authority
- CN
- China
- Prior art keywords
- screw rod
- motor
- group
- screw
- direct
- 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.)
- Active
Links
Images
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model relates to an electric push rod, in particular to a motor direct-drive linear electric push rod, which comprises a direct current motor group, a coupling group, a screw rod group, a guide pipe and a telescopic pipe, wherein the direct current motor group is coaxially connected with a screw rod in the screw rod group through the coupling group, the guide pipe is coaxially sleeved outside the screw rod group and is fixedly arranged, the telescopic pipe is coaxially arranged in the guide pipe and is fixedly connected with a screw rod nut in the screw rod group and is arranged in a telescopic way relative to the guide pipe, a buffer sleeve is sleeved at the connecting part of the coupling group and the screw rod, one end of the screw rod far away from the coupling group is provided with a butterfly buffer pad, and the buffer sleeve and the butterfly buffer pad are respectively arranged at the two ends in the length direction of the screw rod, so that the impact formed by the screw rod nut at the limit position in the telescopic process of the electric push rod is elastically buffered, thereby avoiding the direct current, the lead screw nut is accelerated in moving speed, and abrasion damage of the lead screw nut at the limit position is caused.
Description
Technical Field
The utility model relates to an electric putter, concretely relates to motor directly drives orthoscopic electric putter.
Background
In the technical field of linear electric push rods, special application specific occasions exist, and the electric push rod is required to provide a quick driving function so as to quickly drive an object at the front end of an extension tube.
At present, the electric push rod driving structure is mainly characterized in that a motor is provided with a gear reduction box so as to realize the function of increasing the output torque multiple of the motor. In order to realize the function of quickly driving the electric push rod, a gear reduction box needs to be removed, the electric push rod is directly driven by a motor, the load of a driven object cannot be too large, and the object is driven under the rated torque of the motor.
The utility model discloses a high thrust is from servo electric putter jar of taking pressure sensor in chinese utility model patent that application number is CN201721240692.2, and its concrete structure includes: the cylinder body is horizontally arranged, the front end of the cylinder body is connected with the rear end of a coupling mounting seat through a pressure sensor, a coupler is arranged in the coupling mounting seat, a ball screw is arranged in the cylinder body, the front end of the ball screw extends out of the cylinder body and is clamped with the rear end of the coupler through a bolt on the coupler, the rear end of the ball screw is in threaded connection with a guide bush, a screw nut is sleeved on one end of the ball screw, which is positioned in the cylinder body, a hollow sleeve is sleeved on the screw nut, and the tail end of the hollow sleeve extends out of the cylinder body to form a closed end; the driving device is connected with the front end of the coupler and drives the screw nut and the hollow sleeve to reciprocate along the axial direction of the ball screw.
The servo electric push rod cylinder with the high thrust self-provided pressure sensor is an electric push rod structure driven by a motor, but in the actual working process, because a gear reduction box is cancelled, the stretching speed of the push rod is accelerated, and the abrasion is extremely easy to occur at the limit position of the push rod, so that the technical problem that the limit position of the push rod is easy to abrade when the electric push rod is directly driven by the motor is urgently needed.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a motor directly drives orthoscopic electric putter sets up cushion collar and butterfly blotter respectively through length direction both ends at the lead screw, and to electric putter at flexible in-process, lead screw nut carries out elastic buffer at the impact that extreme position department formed, avoids because direct current motor direct drive push rod, brings lead screw nut moving speed with higher speed, leads to lead screw nut to appear wearing and tearing damage in extreme position department.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a motor directly drives orthoscopic electric putter, includes direct current motor group, shaft coupling group, lead screw group, stand pipe and flexible pipe, direct current motor group through the shaft coupling group with lead screw coaxial coupling among the lead screw group, the coaxial cover of stand pipe is located the outside of lead screw group, its fixed setting, flexible pipe coaxial set up in the stand pipe, its with screw-nut fixed connection among the lead screw group, and its for the flexible setting of stand pipe, the shaft coupling group with the position department cover of being connected of lead screw is equipped with the cushion collar, the lead screw is kept away from the one end of shaft coupling group is provided with the butterfly blotter.
As an improvement, the direct current motor unit comprises a motor sleeve, a direct current motor and a tail section plug, the motor sleeve is sleeved outside the direct current motor, one end of the motor sleeve is connected with the coupling set, and the other end of the motor sleeve is plugged through the tail section plug.
As an improvement, the coupling group includes adapter sleeve, shaft coupling and bearing, the adapter sleeve is located the shaft coupling outside, its one end with the coaxial fixed connection of dc motor set, and its other end with the coaxial fixed connection of stand pipe, the shaft coupling with lead screw coaxial connection position department cover is equipped with the bearing.
As an improvement, one end of the guide pipe, which is far away from the coupling set, is provided with a positioning piece, the positioning piece is matched with the inner wall of the guide pipe to form a limiting step, and the limiting step is abutted and in limiting fit with the screw rod nut.
As an improvement, one end of the extension tube extending out of the guide tube is provided with a front end plug for plugging.
As an improvement, a limiting groove which is in copying arrangement with the butterfly-shaped cushion pad is arranged at the position, facing the screw rod, of the front end plug.
As an improvement, the butterfly-shaped buffer pad is in threaded fastening connection and matching with the end part of the screw rod through a limit screw.
The beneficial effects of the utility model reside in that:
(1) in the utility model, the two ends of the screw rod in the length direction are respectively provided with the buffer sleeve and the butterfly buffer pad, so that the impact formed by the screw nut at the extreme position in the stretching process of the electric push rod is elastically buffered, and the phenomenon that the screw nut is accelerated in moving speed due to the direct current motor directly driving the push rod, which causes the abrasion damage of the screw nut at the extreme position, is avoided;
(2) the utility model discloses in, through keeping away from at the stand pipe the one end of shaft coupling group is provided with the setting element, utilizes the flexibility of the rigid fit butterfly blotter of setting element, carries out spacing stopping to the screw-nut who removes, and dual spacing, and rigidity and the spacing effect of flexible fit are showing, and the wearing and tearing condition is few.
To sum up, the utility model has the advantages of wearing and tearing are little, open and stop the reaction rapidly, be particularly useful for the motor directly to drive orthoscopic electric putter.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 3;
fig. 5 is a schematic view of the cross-sectional structure of the lead screw of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The first embodiment is as follows:
as shown in fig. 1 to 5, a motor direct-drive linear electric push rod comprises a direct current motor set 1, a coupling set 2, a screw rod set 3, a guide pipe 4 and a telescopic pipe 5, wherein the direct current motor set 1 is coaxially connected with a screw rod 31 in the screw rod set 3 through the coupling set 2, the guide pipe 4 is coaxially sleeved outside the screw rod set 3 and fixedly arranged, the telescopic pipe 5 is coaxially arranged in the guide pipe 4 and fixedly connected with a screw rod nut 32 in the screw rod set 3, and is telescopically arranged relative to the guide pipe 4, a buffer sleeve 6 is sleeved at a connecting part of the coupling set 2 and the screw rod 31, and a butterfly-shaped buffer pad 7 is arranged at one end of the screw rod 31, which is far away from the coupling set 2.
It should be noted that, because the direct current motor unit 1 is adopted to directly drive the screw rod unit 3 to work through the coupling unit 2, so that the telescopic pipe 5 can perform telescopic work along the guide pipe 4, the gear reduction mechanism is directly removed, correspondingly, in the driving process, the reaction speed of the screw rod nut 32 in the screw rod unit 3 is correspondingly increased a lot, and if corresponding buffering processing is not performed at the limit position where the screw rod nut 32 moves, the screw rod nut 32 is easily worn at the limit position due to impact force.
Therefore, according to the present application, the buffer sleeve 6 is disposed at the connecting portion between the coupling set 2 and the screw rod 31, and the butterfly-shaped buffer 7 is disposed at the end of the screw rod 31 far away from the coupling set 2, so that the screw rod nut 32 is buffered by the buffer sleeve 6 and the butterfly-shaped buffer 7, thereby preventing the screw rod nut 32 from being worn.
The direct current motor set 1 comprises a motor sleeve 11, a direct current motor 12 and a tail section plug 13, the motor sleeve 11 is sleeved outside the direct current motor 12, one end of the motor sleeve is connected with the coupling set 2, the other end of the motor sleeve is plugged by the tail section plug 13, and the direct current motor 12 is hermetically arranged in the motor sleeve 11.
As a preferred embodiment, the coupling group 2 includes a connection sleeve 21, a coupler 22 and a bearing 23, the connection sleeve 21 is sleeved outside the coupler 22, one end of the connection sleeve is connected to the coaxial fixed connection of the dc electric machine set 1, and the other end of the connection sleeve is connected to the coaxial fixed connection of the guide tube 4, the coupler 22 is sleeved on the bearing 23 at the coaxial connection position of the screw rod 31, wherein, the working principle of the coupler 22 is that one end of the coupler is connected to the rotation shaft of the dc electric machine 12 in a clamping manner, the other end of the coupler is connected to the screw rod 31 in a coaxial manner, and the screw rod 31 is directly rotated by the coupler 22 in the process of rotating the dc electric machine.
The butterfly-shaped buffer pad 7 is in threaded fastening connection and matching with the end part of the screw rod 31 through a limit screw 71.
Further, the one end that the shaft coupling group 2 was kept away from to stand pipe 4 is provided with setting element 41, this setting element 41 with the cooperation of 4 inner walls of stand pipe forms spacing step 411, this spacing step 411 with the spacing cooperation of conflict of screw-nut 32, through the mutually supporting of setting element 41 and butterfly blotter 7, carries on spacingly to screw-nut 32, cushions its impact force, and wherein setting element 41 is the rigidity setting, and butterfly blotter 7 is the flexible setting.
In a preferred embodiment, the end of the extension tube 5 extending out of the guide tube 4 is provided with a front end plug 51 for plugging.
Furthermore, a limiting groove 511 which is formed in a shape of a profile with the butterfly-shaped cushion 7 is arranged at the position, facing the screw rod 31, of the front end plug 51.
The screw rod is sealed by the sealing engagement of the front end plug 51 and the extension tube 5, thereby protecting the screw rod.
The working process is as follows:
the direct current motor 12 is started, the screw rod 31 is driven to rotate through the coupler 22, the screw rod nut 32 moves along the screw rod 31 in the rotating process of the screw rod 31, the telescopic pipe 5 connected with the screw rod is driven to stretch along the guide pipe 4, a gearless speed reducing mechanism is realized, the push rod is directly driven to work, in addition, a buffer sleeve 6 and a butterfly-shaped buffer cushion 7 are respectively arranged at the limit position of the movement of the screw rod nut 32, and the screw rod nut 32 is buffered by the buffer sleeve 6 and the butterfly-shaped buffer cushion 7.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A motor direct-drive linear electric push rod comprises a direct-current motor set (1), a coupling set (2), a screw rod set (3), a guide pipe (4) and a telescopic pipe (5), the direct current motor group (1) is coaxially connected with a screw rod (31) in the screw rod group (3) through a coupling group (2), the guide tube (4) is coaxially sleeved outside the screw rod group (3), which is fixedly arranged, the extension tube (5) is coaxially arranged in the guide tube (4), which is fixedly connected with a screw nut (32) in the screw group (3) and is arranged in a telescopic way relative to the guide tube (4), it is characterized in that a buffer sleeve (6) is sleeved at the connecting part of the coupling group (2) and the screw rod (31), and a butterfly-shaped cushion pad (7) is arranged at one end, far away from the coupling set (2), of the screw rod (31).
2. The motor direct-drive linear electric push rod as claimed in claim 1, wherein the direct current motor set (1) comprises a motor sleeve (11), a direct current motor (12) and a tail section plug (13), the motor sleeve (11) is sleeved outside the direct current motor (12), one end of the motor sleeve is connected with the coupling set (2), and the other end of the motor sleeve is plugged by the tail section plug (13).
3. The motor direct-drive linear electric push rod as claimed in claim 1, wherein the coupler group (2) comprises a connecting sleeve (21), a coupler (22) and a bearing (23), the connecting sleeve (21) is sleeved outside the coupler (22), one end of the connecting sleeve is fixedly connected with the direct-current motor group (1) in a coaxial mode, the other end of the connecting sleeve is fixedly connected with the guide pipe (4) in a coaxial mode, and the bearing (23) is sleeved at the position where the coupler (22) is connected with the lead screw (31) in a coaxial mode.
4. The motor direct-drive linear electric push rod as claimed in claim 1, wherein a positioning element (41) is arranged at one end of the guide tube (4) far away from the coupling set (2), the positioning element (41) is matched with the inner wall of the guide tube (4) to form a limiting step (411), and the limiting step (411) is abutted and in limiting fit with the feed screw nut (32).
5. The motor direct-drive linear electric push rod as claimed in claim 1, characterized in that one end of the extension tube (5) extending out of the guide tube (4) is provided with a front end plug (51) for plugging.
6. The motor direct-drive linear electric push rod as claimed in claim 5, wherein a limiting groove (511) which is in profiling arrangement with the butterfly-shaped cushion pad (7) is arranged at a position of the front end plug (51) opposite to the screw rod (31).
7. The motor direct-drive linear electric push rod as claimed in claim 1, wherein the butterfly-shaped buffer pad (7) is in threaded fastening connection with and matched with the end part of the screw rod (31) through a limit screw (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922111158.7U CN211239581U (en) | 2019-11-30 | 2019-11-30 | Motor directly drives orthoscopic electric putter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922111158.7U CN211239581U (en) | 2019-11-30 | 2019-11-30 | Motor directly drives orthoscopic electric putter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211239581U true CN211239581U (en) | 2020-08-11 |
Family
ID=71919316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922111158.7U Active CN211239581U (en) | 2019-11-30 | 2019-11-30 | Motor directly drives orthoscopic electric putter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211239581U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112707314A (en) * | 2021-01-04 | 2021-04-27 | 上海久能机电制造有限公司 | Electric windproof pull rod |
| CN112707313A (en) * | 2021-01-04 | 2021-04-27 | 上海久能机电制造有限公司 | Wind-proof pull rod of electric telescopic and rotary lock |
| CN113088880A (en) * | 2021-06-08 | 2021-07-09 | 上海陛通半导体能源科技股份有限公司 | Telescopic driving assembly structure and semiconductor device |
-
2019
- 2019-11-30 CN CN201922111158.7U patent/CN211239581U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112707314A (en) * | 2021-01-04 | 2021-04-27 | 上海久能机电制造有限公司 | Electric windproof pull rod |
| CN112707313A (en) * | 2021-01-04 | 2021-04-27 | 上海久能机电制造有限公司 | Wind-proof pull rod of electric telescopic and rotary lock |
| CN113088880A (en) * | 2021-06-08 | 2021-07-09 | 上海陛通半导体能源科技股份有限公司 | Telescopic driving assembly structure and semiconductor device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211239581U (en) | Motor directly drives orthoscopic electric putter | |
| WO2016106684A1 (en) | Screw locking device and system | |
| CN101863017A (en) | Six-freedom-degree parallel connection simulator | |
| CN201423651Y (en) | manipulator | |
| CN210413372U (en) | Corrugated pipe butt joint device | |
| CN101890712A (en) | Mechanical hand | |
| CN211209497U (en) | Servo electric cylinder | |
| CN218801007U (en) | Gear and rack transmission tailstock of cylindrical grinding machine | |
| CN214395276U (en) | Injection molding screw rod capable of adjusting temperature | |
| CN220702839U (en) | Cable pulling device | |
| CN212071583U (en) | Polished rod and polishing device for polishing inside pipe | |
| CN214646874U (en) | Install spout structure and china ink storehouse elevating system in china ink storehouse elevating system | |
| CN218771607U (en) | Adjustable anti-rotation linear telescopic servo mechanism | |
| CN210358924U (en) | Servo feeding rotary-shrinkage forming mechanism for forming pipe end | |
| CN213702297U (en) | Tower machine owner swing arm welding technology service robot | |
| CN218532643U (en) | Quick shaping ribbed steel bar extrusion device | |
| CN216991740U (en) | Device for pulling primary air pressing pipe of laminated glass | |
| CN220629085U (en) | Dustproof electric putter of operation stability | |
| CN213632147U (en) | From taking zero formula stay cord encoder | |
| CN213145269U (en) | Ball screw transmission device | |
| CN218024380U (en) | Shaftless double-station winding and unwinding mechanism | |
| CN219819289U (en) | Pipe fitting burnishing device | |
| CN217135304U (en) | Internal rotation-preventing mechanism of electric cylinder | |
| CN209887265U (en) | Pipe end grinding machine | |
| CN214556468U (en) | Marine four-roller plate bending machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200825 Address after: No. 391, Pudong New Area, Shanghai Patentee after: SHANGHAI SHUNTUO MOTOR Co.,Ltd. Address before: Hongxing Qiao Zhen song Gao Cun, Changxing County, Huzhou City, Zhejiang Province Patentee before: HUZHOU ANDITE TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221102 Address after: 201111 Building 1, 5500 Yuanjiang Road, Minhang District, Shanghai Patentee after: Shanghai Andit Intelligent Technology Co.,Ltd. Address before: No.1, Lane 3999, xiupu Road, Pudong New Area, Shanghai Patentee before: SHANGHAI SHUNTUO MOTOR CO.,LTD. |