CN203278532U - Transmission mechanism of electric push rod - Google Patents
Transmission mechanism of electric push rod Download PDFInfo
- Publication number
- CN203278532U CN203278532U CN 201320242168 CN201320242168U CN203278532U CN 203278532 U CN203278532 U CN 203278532U CN 201320242168 CN201320242168 CN 201320242168 CN 201320242168 U CN201320242168 U CN 201320242168U CN 203278532 U CN203278532 U CN 203278532U
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- China
- Prior art keywords
- push rod
- motor
- worm shaft
- transmission mechanism
- transmission
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to the technical field of an electric push rod, and particularly to a transmission mechanism of an electric push rod. The transmission mechanism of the electric push rod comprises a motor, a transmission mechanism and a push rod telescoping mechanism, wherein the motor drives the push rod telescoping mechanism to move back and forth through the transmission mechanism; the transmission mechanism comprises a worm shaft penetrating a steering mechanism; the upper end of the worm shaft is provided with a deceleration wheel and is connected with a motor through the deceleration wheel in a transmission manner; the lower end of the worm shaft is provided with a transmission gear set in transmitting connection with the push rod telescoping mechanism; and the motor and the push rod telescoping mechanism are each perpendicular to the axle of the worm shaft. The motor and the telescoping mechanism are both perpendicular to the worm shaft of the transmission mechanism so that an installation angle is changed by the motor and the telescoping mechanism by taking the worm shaft as the center, the transmitting connection is always maintained unchanged, the installation angle of the motor on the electric push rod is adjustable; and the electric push rod can flexibly satisfy different requirements for installation positions.
Description
Technical field
The utility model relates to the electric pushrod technical field, particularly a kind of transmission mechanism of electric pushrod.
Background technology
Electric pushrod is a kind of power-jdriven gear that rotatablely moving of motor is changed into the straight reciprocating motion of push rod.Can be used for the execution unit in various technological processes, to realize far distance controlled, centralized control or automatically to control.Electric pushrod is comprised of drive motors, reduction gearing, screw rod, nut, guide pin bushing, push rod, slide, spring, shell and turbine, fine motion control switch etc.Motor drives a pair of feed screw nut after gear reduction.The motion that is in line of the rotation motion of motor, utilize motor forward/backward rotation to complete the push rod action.
Adopt fixedly framework between motor, transmission mechanism and the telescoping mechanism of at present common electric pushrod, by transmission mechanism, rotatablely moving of motor is converted into the reciprocating motion of push rod.The framework fixed single of this electric pushrod can only be installed in corresponding annexation, can not be well general under different environments for use; Therefore the kind of electric pushrod and mutually double replacement numerous with model, cause the waste of resource.And the electric pushrod construction profile depends on the position of motor, the electrical axis line of electric pushrod is general mutually vertical with the movement locus of push rod at present, drive by transmission mechanism the reciprocating motion that screw mandrel is realized push rod, motor is connected connection and position relationship with transmission mechanism immutable, and then causes the structure of electric pushrod to be solidified.Therefore be necessary present push rod drive mechanism is improved.
The utility model content
The purpose of this utility model is for the defective of prior art and deficiency, and a kind of transmission mechanism of rational in infrastructure, electric pushrod that versatility is wide is provided.
For achieving the above object, the utility model is by the following technical solutions:
the transmission mechanism of a kind of electric pushrod described in the utility model, comprise motor, transmission mechanism and push rod telescoping mechanism, motor drives the push rod telescoping mechanism by transmission mechanism and realizes the linear reciprocation action, described motor is connected with the push rod telescoping mechanism by steering mechanism, described transmission mechanism comprises the worm shaft that is arranged in steering mechanism, the worm shaft upper end is provided with ratio wheel, and the worm shaft upper end is connected with motor-driven by ratio wheel, the worm shaft lower end is provided with the driving gear set that is in transmission connection with the push rod telescoping mechanism, motor and push rod telescoping mechanism be axial vertical with worm shaft respectively.
Further, described push rod telescoping mechanism comprises casing, screw mandrel, telescoping tube and tube connector, and screw mandrel, telescoping tube are sheathed in tube connector successively, and tube connector is fixedly connected with casing, and casing is fixedly connected with steering mechanism; Screw mandrel and worm shaft are in transmission connection by driving gear set.
Further, described driving gear set comprises the bevel gear one of being located at the worm shaft lower end and the bevel gear two on screw mandrel, bevel gear one and bevel gear two engaged transmission.
Further, the rotational axis line of described bevel gear one and bevel gear two is mutually vertical.
Further, described telescoping tube is provided with the attaching nut who coordinates interlock with screw mandrel, is provided with the spigot nut that coordinates interlock with screw mandrel in the attaching nut, but is arranged with the location plug screw of axial rotation on screw mandrel, and the location plug screw is fixedly connected with casing.
The utility model beneficial effect is: the utility model by motor and telescoping mechanism all perpendicular to the worm shaft in transmission mechanism, make motor and telescoping mechanism change setting angle centered by worm shaft, remain to be in transmission connection constantly, the setting angle of motor on electric pushrod is adjustable; The installation of electric pushrod can be satisfied different installation site requirements neatly.
Description of drawings
Fig. 1 is blast structural representation of the present utility model;
Fig. 2 is integral installation structural representation of the present utility model;
Fig. 3 is another form mounting structure schematic diagram of the present utility model.
In figure:
10, casing; 20, screw mandrel; 21, location plug screw; 30, telescoping tube;
31, attaching nut; 36 spigot nuts; 40, tube connector; 50, steering mechanism;
60, worm shaft; 61, ratio wheel; 62, bevel gear one; 63, bevel gear two;
70, motor.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
The transmission mechanism of a kind of electric pushrod described in the utility model, comprise motor 70, transmission mechanism and push rod telescoping mechanism, motor 70 drives the push rod telescoping mechanism by transmission mechanism and realizes the linear reciprocation action, described motor 70 is connected with the push rod telescoping mechanism by steering mechanism 50, described transmission mechanism comprises the worm shaft 60 that is arranged in steering mechanism 50, the worm shaft upper end is provided with ratio wheel 61, and worm shaft 60 upper ends are in transmission connection by ratio wheel 61 and motor 70, and worm shaft 60 lower ends are provided with the driving gear set that is in transmission connection with the push rod telescoping mechanism.The preferred ratio wheel 61 of the utility model laterally is located in steering mechanism 50, and ratio wheel 61 worm shafts 60 connect and rotate thereupon, and the marginal tooth of ratio wheel 61 and motor 70 output shaft engagements form being in transmission connection of motor 70 and worm shaft; Motor 70 is by steering mechanism 50 rotation relatively centered by worm shaft 60, installation cooperation position between motor 70 and push rod telescoping mechanism centered by worm shaft 60 changes, motor 70 is constant with the center of turning rack 50 simultaneously, and the output shaft of the motor 70 tangent meshing relation with ratio wheel 61 all the time is constant, and then motor 70 output shafts are remained and being in transmission connection of worm shaft 60.
Described push rod telescoping mechanism comprises casing 10, screw mandrel 20, telescoping tube 30 and tube connector 40, and screw mandrel 20, telescoping tube 30 are sheathed in tube connector 40 successively, and tube connector 40 is fixedly connected with casing 10, and casing 10 is fixedly connected with steering mechanism 50; Screw mandrel 20 is in transmission connection by driving gear set with worm shaft 60.Described telescoping tube 30 is provided with the attaching nut 31 who coordinates interlock with screw mandrel 20, is provided with the spigot nut 36 that coordinates interlock with screw mandrel 20 in attaching nut 31, but is arranged with the location plug screw 21 of axial rotation on screw mandrel 20, and location plug screw 21 is fixedly connected with casing 10.Casing 10 and tube connector 40 form the motionless support body of one, screw mandrel 20 is in the interior rotation of tube connector 40 and by the axial restraint of plug screw 21 maintenances in location with casing 10, telescoping tube 30 is 40 axially straight reciprocating motions in tube connector, the attaching nut 31 of telescoping tube 30 rear ends is connected by worm-drive with screw mandrel, and then the conversion of the positive and negative rotation of screw mandrel 20 by attaching nut 31 makes telescoping tube 30 do the reciprocating motion of straight line.
Described driving gear set comprises the bevel gear 1 of being located at worm shaft 60 lower ends and the bevel gear 2 63 on screw mandrel 20, bevel gear 1 and bevel gear 2 63 engaged transmission; Motor 70 and push rod telescoping mechanism be axial vertical with worm shaft 60 respectively, the drive line angle of the preferred bevel gear 1 of the utility model and bevel gear 2 63 is 90 ° of engaging tooth wheels, the rotational axis line of bevel gear 1 and bevel gear 2 63 is mutually vertical, vertical worm shaft 60 rotarily drives 20 rotations of horizontal screw mandrel, and then makes screw mandrel 20 drive telescoping tube 30 straight reciprocating motions.
The above is only better embodiment of the present utility model, therefore all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (5)
1. the transmission mechanism of an electric pushrod, comprise motor (70), transmission mechanism and push rod telescoping mechanism, motor (70) drives the push rod telescoping mechanism by transmission mechanism and realizes the linear reciprocation action, described motor (70) is connected with the push rod telescoping mechanism by steering mechanism (50), it is characterized in that: described transmission mechanism comprises the worm shaft (60) that is arranged in steering mechanism (50), the worm shaft upper end is provided with ratio wheel (61), and worm shaft (60) upper end is in transmission connection by ratio wheel (61) and motor (70), worm shaft (60) lower end is provided with the driving gear set that is in transmission connection with the push rod telescoping mechanism, motor (70) and push rod telescoping mechanism be axial vertical with worm shaft (60) respectively.
2. the transmission mechanism of electric pushrod according to claim 1, it is characterized in that: described push rod telescoping mechanism comprises casing (10), screw mandrel (20), telescoping tube (30) and tube connector (40), screw mandrel (20), telescoping tube (30) are sheathed in tube connector (40) successively, tube connector (40) is fixedly connected with casing (10), and casing (10) is fixedly connected with steering mechanism (50); Screw mandrel (20) is in transmission connection by driving gear set with worm shaft (60).
3. the transmission mechanism of electric pushrod according to claim 2, it is characterized in that: described driving gear set comprises the bevel gear one (62) of being located at worm shaft (60) lower end and the bevel gear two (63) on screw mandrel (20), bevel gear one (62) and bevel gear two (63) engaged transmission.
4. the transmission mechanism of electric pushrod according to claim 3, it is characterized in that: described bevel gear one (62) is mutually vertical with the rotational axis line of bevel gear two (63).
5. the transmission mechanism of electric pushrod according to claim 3, it is characterized in that: described telescoping tube (30) is provided with the attaching nut (31) who coordinates interlock with screw mandrel (20), be provided with the spigot nut (36) that coordinates interlock with screw mandrel (20) in attaching nut (31), screw mandrel (20) but on be arranged with the location plug screw (21) of axial rotation, location plug screw (21) is fixedly connected with casing (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320242168 CN203278532U (en) | 2013-05-06 | 2013-05-06 | Transmission mechanism of electric push rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320242168 CN203278532U (en) | 2013-05-06 | 2013-05-06 | Transmission mechanism of electric push rod |
Publications (1)
Publication Number | Publication Date |
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CN203278532U true CN203278532U (en) | 2013-11-06 |
Family
ID=49508858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201320242168 Expired - Fee Related CN203278532U (en) | 2013-05-06 | 2013-05-06 | Transmission mechanism of electric push rod |
Country Status (1)
Country | Link |
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CN (1) | CN203278532U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105932824A (en) * | 2016-06-29 | 2016-09-07 | 李新春 | Electric driving apparatus of self-stick |
CN106429949A (en) * | 2016-08-31 | 2017-02-22 | 浙江捷昌线性驱动科技股份有限公司 | Lifting push rod |
CN106469956A (en) * | 2016-08-30 | 2017-03-01 | 无锡艾尔特线性运动机械有限公司 | Durable type electric pushrod |
CN106696361A (en) * | 2016-12-15 | 2017-05-24 | 中航复合材料有限责任公司 | Large-dimension aramid paper honeycomb shaping correcting rack trolley |
CN108705527A (en) * | 2018-06-04 | 2018-10-26 | 江北建设有限公司 | A kind of wall construction robot arm device |
-
2013
- 2013-05-06 CN CN 201320242168 patent/CN203278532U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105932824A (en) * | 2016-06-29 | 2016-09-07 | 李新春 | Electric driving apparatus of self-stick |
CN106469956A (en) * | 2016-08-30 | 2017-03-01 | 无锡艾尔特线性运动机械有限公司 | Durable type electric pushrod |
CN106429949A (en) * | 2016-08-31 | 2017-02-22 | 浙江捷昌线性驱动科技股份有限公司 | Lifting push rod |
CN106696361A (en) * | 2016-12-15 | 2017-05-24 | 中航复合材料有限责任公司 | Large-dimension aramid paper honeycomb shaping correcting rack trolley |
CN108705527A (en) * | 2018-06-04 | 2018-10-26 | 江北建设有限公司 | A kind of wall construction robot arm device |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20170506 |