CN207968190U - A kind of novel servo electric cylinder - Google Patents
A kind of novel servo electric cylinder Download PDFInfo
- Publication number
- CN207968190U CN207968190U CN201820323554.9U CN201820323554U CN207968190U CN 207968190 U CN207968190 U CN 207968190U CN 201820323554 U CN201820323554 U CN 201820323554U CN 207968190 U CN207968190 U CN 207968190U
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- China
- Prior art keywords
- power cylinder
- pedestal
- lead screw
- motor
- axis
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Abstract
The utility model discloses a kind of novel servo electric cylinder, it includes lead screw, power cylinder main body, motor, one end of power cylinder main body be connected to the motor by hexagon socket head cap screw connect, the other end is connected by hexagon socket head cap screw with power cylinder shell；The other end of power cylinder shell is connected with power cylinder pedestal；Lead screw is inserted in the middle part of power cylinder shell, and square key is provided on lead screw；The upper end of lead screw sequentially passes through No. two bearings, plum coupling is connected with the rotation axis of motor；No. two bearings, plum couplings are inserted in successively in power cylinder main body；The lower end of lead screw is connected by hexagon socket head cap screw with middle axis pedestal；The lower end of middle axis pedestal and middle axis threaded engagement；In lead to the tip of the axis be connected with spring pedestal across No.1 bearing.The utility model uses modular integrated design, can not only replace the servo motor and lead screw of different parameters at any time, reduce the loss of power, and installation steps are simple, versatile, be widely portable to different application platforms.
Description
Technical field
The utility model is related to a kind of servo electric jar more particularly to a kind of novel servo electric cylinders.
Background technology
Currently, servo motor and lead screw on the market is all the product of relative maturity, if the two is cooperated use
Individually designed pedestal and connector are not only needed, and needs belt or other power transmission media, increases kinetic energy loss, together
When due to servo motor size, the mounting hole spacing of different brands it is all different, so need the part that customizes more, installation steps
Complex, maintenance complex steps cannot meet the needs of industry is to modular power cylinder.
Utility model content
In order to solve the shortcoming present in above-mentioned technology, the utility model provides a kind of novel servo electric cylinder.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of novel servo electric cylinder, packet
Include lead screw, power cylinder main body, motor, one end of power cylinder main body be connected to the motor by hexagon socket head cap screw connect, the other end passes through
Hexagon socket head cap screw is connected with power cylinder shell；The other end of power cylinder shell is connected with power cylinder pedestal；
Lead screw is inserted in the middle part of power cylinder shell, and square key is provided on lead screw；The upper end of lead screw sequentially passes through No. two axis
It holds, plum coupling is connected with the rotation axis of motor；No. two bearings, plum couplings are inserted in successively in power cylinder main body；
The lower end of lead screw is connected by hexagon socket head cap screw with middle axis pedestal；The lower end of middle axis pedestal and middle axis spiral shell
Line connects；In lead to the tip of the axis be connected with spring pedestal across No.1 bearing；
No.1 bearing is inserted in by hexagon socket head cap screw in power cylinder pedestal；Pass through hexagon socket head cap screw pair on power cylinder pedestal
Title is provided with two support shafts, and support the tip of the axis is equipped with No. two axle sleeves, and two support thes tip of the axis are inserted in power respectively
In cylinder main body；
Middle axis is connected by spring connector with spring pedestal；Damping spring is plugged in spring pedestal；Damping bullet
One end of spring is connected with spring connector, the other end is connected by No. two rubber washers with No.1 axle sleeve；Damping spring is logical
Hexagon socket head cap screw is crossed to be fixedly installed in spring pedestal；
Spring pedestal and rubber-sole disk threaded engagement；Rubber chassis is in chassis case.
Motor is DC servo motor or AC servo motor or stepper motor or decelerating motor.
Lead screw is ball screw.
Middle axis is axis in bearing steel.
No. two are provided with No.1 rubber washer between bearing and lead screw.
It is provided with No.1 rubber washer between middle axis pedestal and middle axis.
Power cylinder pedestal, power cylinder shell, power cylinder main body material be aluminium alloy.
The utility model uses modular integrated design, can not only replace the servo motor and lead screw of different parameters at any time,
Reduce the loss of power, and installation steps are simple, maintenance is convenient, versatile, are widely portable to different answer
Use platform.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the decomposition texture schematic diagram of Fig. 1.
In figure：1, power cylinder pedestal；2, No.1 bearing；3, spring pedestal；4, support shaft；5, power cylinder shell；6, No.1
Axle sleeve；7, middle axis；8, No.1 rubber washer；9, middle axis pedestal；10, No. two axle sleeves；11, lead screw；12, No. two rubber pads
Circle；13, square key；14, power cylinder main body；15, damping spring；16, No. two bearings；17, spring connector；18, plum coupling；
19, motor；20, rubber chassis；21, chassis case.
Specific implementation mode
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
A kind of novel servo electric cylinder as shown in Figure 1 and Figure 2, including lead screw 11, power cylinder main body 14, motor 19, power
One end of cylinder main body 14 is connected by hexagon socket head cap screw with motor 19, the other end passes through hexagon socket head cap screw and power cylinder shell 5
It is connected；The other end of power cylinder shell 5 is connected with power cylinder pedestal 1；Power cylinder pedestal 1, power cylinder shell 5, power cylinder master
The material of body 14 is aluminium alloy.Aluminium alloy is light and soft, intensity is good, corrosion resistance and good, processing performance are good.
Motor 19 is DC servo motor or AC servo motor or stepper motor or decelerating motor.Servo motor is controllable
Speed, positional precision is very accurate, can convert voltage signal to torque and rotating speed with drive control object.Servo motor exists
In automatic control system, it is used as executive component, and with the characteristics such as electromechanical time constant small, the linearity is high, pickup voltage, it can be
The electric signal received is converted into the angular displacement on motor reel or angular speed output.It is existing without rotation when signal voltage is zero
As rotating speed uniform descent with the increase of torque.Stepper motor is that electric impulse signal is changed into angular displacement or displacement of the lines
Opened loop control motor, the advantageous characteristic for starting with moment and rapidly stopping, capable of changing the sequence of pulse, convenient to change rotation
Direction.Decelerating motor saves space, reliability and durability, bears overload capacity height, low energy consumption, with small vibration, low noise, and performance is excellent
More, speed reducer efficiency is up to 95% or more.Lead screw 11 is ball screw.Ball screw is most normal on machine tool and precision machinery
The actuated element used, major function are to convert rotational motion to linear movement, or torque is converted into axially repeatedly making
Firmly, while having both that high-precision, friction loss is small, axial rigidity is high, invertibity and efficient feature.
Lead screw 11 is inserted in the middle part of power cylinder shell 5, and square key 13 is provided on lead screw 11；Motor 19 is protected by square key 13
The concentricity of card and leading screw 11.The upper end of lead screw 11 sequentially passes through the rotation of No. two bearings 16, plum coupling 18 and motor 19
Axis is connected；No. two bearings 16 are FK10 bearings, are used to support fixed lead screw 11.Plum coupling 18 is simple in structure, is not necessarily to profit
It slides, facilitates repair, be convenient for inspection, be non-maintaining, it can continuous longtime running.18 wear-resistance and oil-resistance of plum coupling, radial dimension is small, weight
Amount is light, and rotary inertia is small, and large carrying capacity, service life is long, securely and reliably, has good vibration damping, buffering and electric insulation
Performance；With larger axial direction, radially and angularly compensation ability.It is provided with No.1 rubber pad between No. two bearings 16 and lead screw 11
Circle 8.No. two bearings 16, plum coupling 18 are inserted in successively in power cylinder main body 14；
The lower end of lead screw 11 is connected by hexagon socket head cap screw with middle axis pedestal 9；The lower end of middle axis pedestal 9 leads to in
7 threaded engagement of axis；It is provided with No.1 rubber washer 8 between middle axis pedestal 9 and middle axis 7.Middle axis 7 is to lead in bearing steel
Axis.Bearing steel has high and uniform hardness and wearability and high elastic limit.Bearing steel has high contact fatigue strong
Degree has the hardness for meeting the requirement of bearing performance, low friction coefficient, good impact flexibility and fracture toughness, well
Dimensional stability, good rustless property, good hot and cold processing performance.The end of middle axis 7 pass through No.1 bearing 2 with
Spring pedestal 3 is connected；No.1 bearing 2 is LMH30 bearings, and LMH30 bearings are linear bearings, are used cooperatively, do with middle axis 7
When linear motion, frictional resistance is minimum, and precision is high, and movement is quick.
No.1 bearing 2 is inserted in by hexagon socket head cap screw in power cylinder pedestal 1；Pass through interior hexagonal spiral shell on power cylinder pedestal 1
Silk is symmetrically arranged with two support shafts 4, and the end of support shaft 4 is equipped with No. two axle sleeves 10, and No. two axle sleeves 10 are 1220 axle sleeves.Two
Root support the tip of the axis is inserted in respectively in power cylinder main body 14, plays the role of supporting power cylinder；
Middle axis 7 is connected by spring connector 17 with spring pedestal 3；Damping spring 15 is plugged in spring pedestal 3；
Damping spring 15 has many advantages, such as that good stability, low noise, vibration isolating effect is good, service life is long.One end of damping spring 15 with
Spring connector 17 is connected, the other end is connected by No. two rubber washers 12 with No.1 axle sleeve 6；No.1 axle sleeve 6 is 3015
Axle sleeve.Damping spring 15 is fixedly installed on by hexagon socket head cap screw in spring pedestal 3；Power cylinder lower part is set using damping spring 15
Meter, the extra vibrations generated when can move in a straight line middle axis 7 are eliminated, and the overall performance of power cylinder is promoted.
Spring pedestal 3 and 20 threaded engagement of rubber chassis；Rubber chassis 20 is in chassis case 21.Power cylinder bottom
Using rubber chassis 20, the whole quietness of power cylinder ensure that.
The operation principle of the utility model is：When motor 19 is run, power is directly passed to by plum coupling 18
Lead screw 11, lead screw 11 are rotated, and since lead screw 11 and middle axis pedestal 9 link together, middle axis pedestal 9 is again in
Axis 7 connects, so while lead screw 11 is rotated, axis 7 is moved in a straight line by No.1 bearing 2 in drive.By
It is integrated between power cylinder pedestal 1, power cylinder shell 5, power cylinder main body 14, passes through support shaft 4 inside power cylinder
Support, when axis 7 moves in a straight line in the middle, drives entire power cylinder to move in a straight line.
The utility model realizes integrated design by the way that motor to be connect with lead screw, not only by the rotating speed of motor, revolution and
Torque, which is precisely controlled, to be converted to speed, position and thrust that entire power cylinder moves up and down and is precisely controlled, and reduces power
Consumption, in addition, the design installation it is simple, easy to maintain, can add and be applied in equipment at any time, industry can be met to modularization
The demand of electric cylinder production.
The above embodiment is not limitations of the present invention, and the utility model is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made within the scope of the technical solution of the utility model,
Also the scope of protection of the utility model is belonged to.
Claims (7)
1. a kind of novel servo electric cylinder, including lead screw (11), power cylinder main body (14), motor (19), it is characterised in that：It is described
One end of power cylinder main body (14) is connected by hexagon socket head cap screw with motor (19), the other end passes through hexagon socket head cap screw and power
Cylinder shell (5) is connected；The other end of the power cylinder shell (5) is connected with power cylinder pedestal (1)；
The lead screw (11) is inserted in the middle part of power cylinder shell (5), and square key (13) is provided on lead screw (11)；Lead screw (11)
Upper end sequentially passes through No. two bearings (16), plum coupling (18) is connected with the rotation axis of motor (19)；No. two bearings
(16), plum coupling (18) is inserted in successively in power cylinder main body (14)；
The lower end of the lead screw (11) is connected by hexagon socket head cap screw with middle axis pedestal (9)；The middle axis pedestal (9)
Lower end and middle axis (7) threaded engagement；The end of middle axis (7) is connected across No.1 bearing (2) with spring pedestal (3)；
The No.1 bearing (2) is inserted in by hexagon socket head cap screw in power cylinder pedestal (1)；Lead on the power cylinder pedestal (1)
It crosses hexagon socket head cap screw and is symmetrically arranged with two support shafts (4), the end of support shaft (4) is equipped with No. two axle sleeves (10), two branch
Support the tip of the axis is inserted in respectively in power cylinder main body (14)；
The middle axis (7) is connected by spring connector (17) with spring pedestal (3)；It is planted in the spring pedestal (3)
There is damping spring (15)；One end of the damping spring (15) is connected with spring connector (17), the other end passes through No. two rubbers
Rubber gasket (12) is connected with No.1 axle sleeve (6)；Damping spring (15) is fixedly installed on spring pedestal (3) by hexagon socket head cap screw
It is interior；
The spring pedestal (3) and rubber chassis (20) threaded engagement；The rubber chassis (20) is embedded at chassis case (21)
It is interior.
2. novel servo electric cylinder according to claim 1, it is characterised in that：The motor (19) is DC servo motor
Or AC servo motor or stepper motor or decelerating motor.
3. novel servo electric cylinder according to claim 1 or 2, it is characterised in that：The lead screw (11) is ball screw.
4. novel servo electric cylinder according to claim 3, it is characterised in that：The middle axis (7) is to lead in bearing steel
Axis.
5. novel servo electric cylinder according to claim 4, it is characterised in that：No. two bearings (16) and lead screw (11)
Between be provided with No.1 rubber washer (8).
6. novel servo electric cylinder according to claim 5, it is characterised in that：The middle axis pedestal (9) and middle axis
(7) No.1 rubber washer (8) is provided between.
7. novel servo electric cylinder according to claim 6, it is characterised in that：Outside the power cylinder pedestal (1), power cylinder
Shell (5), power cylinder main body (14) material be aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820323554.9U CN207968190U (en) | 2018-03-09 | 2018-03-09 | A kind of novel servo electric cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820323554.9U CN207968190U (en) | 2018-03-09 | 2018-03-09 | A kind of novel servo electric cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207968190U true CN207968190U (en) | 2018-10-12 |
Family
ID=63741969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820323554.9U Expired - Fee Related CN207968190U (en) | 2018-03-09 | 2018-03-09 | A kind of novel servo electric cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207968190U (en) |
-
2018
- 2018-03-09 CN CN201820323554.9U patent/CN207968190U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20210309 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |