CN209267353U - A kind of high-precision electric push rod - Google Patents
A kind of high-precision electric push rod Download PDFInfo
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- CN209267353U CN209267353U CN201822017316.8U CN201822017316U CN209267353U CN 209267353 U CN209267353 U CN 209267353U CN 201822017316 U CN201822017316 U CN 201822017316U CN 209267353 U CN209267353 U CN 209267353U
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- sleeve
- screw rod
- partition
- electric push
- push rod
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Abstract
The utility model relates to electric pushrod technical fields, provide a kind of high-precision electric push rod, comprising: hollow sleeve；The movable impeller set on described sleeve one end；Set on the motor of the sleeve other end；And in the sleeve, one end is connect with the motor drive, other end rotation be set to the screw rod on the sleeve, the impeller connect with the wire rod thread；The bearing assembly being equipped in the sleeve between the screw rod and the motor, the bearing assembly include: installation set on the screw rod, rotating synchronously with the screw rod；Two roller bearings being set in the installation set；It is sheathed on elastic components in the installation set, between two roller bearings；And in the sleeve, pass through two roller bearings and the relatively turnable bearing holder (housing, cover) of installation set coaxial line.So that the high-precision electric push rod of the utility model, has long service life, the high advantage of screw rod output accuracy.
Description
Technical field
The utility model relates to electric pushrod technical fields, are provided in particular in a kind of high-precision electric push rod.
Background technique
In many transmission fields, electric pushrod has begun universal utilization, has gradually replaced original cylinder and oil cylinder.
Electric pushrod structure is rotated generally by motor driven lead screw at present, and be spirally connected nut on lead screw, and nut is fixed
Drum type brake push rod, to realize that drum type brake push rod is screwed on screw rod, using the rotation of screw rod, to drive drum type brake push rod edge
The axis direction of screw rod is mobile, realizes impetus.
Although above structure can by the linear motion for being converted into push rod of motor, in above structure, screw rod
It is generally rotatably arranged in sleeve by single bearing, especially one end for being fixedly connected with motor of screw rod, by making for a long time
With will lead to bearing and screw rod abrasion so that screw rod is easy to produce vibration and abnormal sound when working, reduce power output precision with
And service life
Utility model content
The purpose of this utility model is to provide a kind of high-precision electric push rods, it is intended to solve bearing in the prior art and
The technical issues of output accuracy reduces after screw rod abrasion.
A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: high-precision electric push rod, feature exist
In, comprising: hollow sleeve；The movable impeller set on described sleeve one end；Set on the motor of the sleeve other end；With
And in the sleeve, one end is connect with the motor drive, the other end rotation be set to the sleeve on screw rod,
The impeller is connect with the wire rod thread；The bearing group being equipped in the sleeve between the screw rod and the motor
Part, the bearing assembly include: installation set on the screw rod, rotating synchronously with the screw rod；Two set on described
Roller bearing in installation set；It is sheathed on elastic components in the installation set, between two roller bearings；And
It is in the sleeve, pass through two roller bearings and the relatively turnable bearing holder (housing, cover) of installation set coaxial line.
Further: the roller bearing is tapered roller bearing, the two tapered roller bearing mirror settings.
Further: on the screw rod for install at the installation set be equipped with positioning shaft shoulder, the installation set it is transversal
Face is in I-shaped, and the installation set includes: the T-shaped ring set in cross section, the stop collar being movably set on the screw rod, with
And connect with the wire rod thread, for limiting the movable stop nut of the stop collar, the stop nut with it is described fixed
Position shaft shoulder cooperation is the installation set to be stably mounted on the screw rod.
Further: the sleeve includes: first sleeve and second sleeve, and the first sleeve and the second sleeve are logical
Connection component docking, the impeller and the movable connection of the first sleeve are crossed, the motor is set to the second sleeve
One end, the bearing assembly are set in the second sleeve.
Further: the connection component includes: first partition, second partition, described in third partition and more connections
Second connecting rod of first partition, the second partition and the third partition, the first sleeve are set to the first partition
Between the second partition, the second sleeve is set between the second partition and the third partition.
Further: the second raised line of more radial protrusions is equipped in the second sleeve, one end of the bearing holder (housing, cover) is supported
It connects in the end face of more second raised lines, the other end is connected on the second partition.
Further: the bearing holder (housing, cover) includes: bottom plate and lantern ring, and bottom plate is connected to the end face of more second raised lines,
Lantern ring is connected on the bottom plate for installing two roller bearings, described lantern ring one end, and the other end is connected to described second
On partition.
Further: the impeller includes: interior sliding seat, outer sliding seat and the more connections interior sliding seat and institute
State the first connecting rod of outer sliding seat；The interior sliding seat is connect with the wire rod thread, is equipped in the first sleeve radial
First raised line of protrusion is set in the interior sliding seat and turns the sliding slot matched with first raised line sliding.
Further: the elastic component is elastoplastic ring, elastic rubber ring or spring.
Further: shaft coupling and/or retarder are equipped between the motor and the screw rod.
The utility model has the beneficial effects that
A kind of high-precision electric push rod provided by the utility model, realized indirectly by bearing holder (housing, cover) roller bearing screw rod with
Installation between sleeve has the advantages that easy for installation and guarantees installation accuracy, while being also convenient for processing, by setting in two rollings
Elastic component between sub- bearing effectively reduces screw rod rotation for buffering the pulling force generated in screw rod rotation process or thrust
To the abrasion that roller bearing generates, and the generation of abnormal sound is effectively avoided, meanwhile, roller bearing is with compact-sized, rigidity is big, holds
Loading capability is big, small advantage is deformed after by load, so that the high-precision electric push rod of the utility model, has long service life,
The high advantage of screw rod output accuracy.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of high-precision electric push rod provided by the embodiment of the utility model；
Fig. 2 is the schematic cross-sectional view of high-precision electric push rod provided by the embodiment of the utility model；
Fig. 3 is the enlarged drawing in Fig. 2 at A；
Fig. 4 is the configuration schematic diagram of high-precision electric push rod provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of first sleeve and impeller in the utility model embodiment；
Fig. 6 is the structural schematic diagram of second sleeve and bearing holder (housing, cover) in the utility model embodiment.
Appended drawing reference: 1, sleeve；11, first sleeve；111, the first raised line；12, second sleeve；121, the second raised line；13,
Reinforcing rib；131, groove；132, connecting plate；14, limiting slot；15, cover board；2, impeller；21, interior sliding seat；211, sliding slot；
22, outer sliding seat；23, first connecting rod；231, sealing shroud；3, motor；4, screw rod；41, positioning shaft shoulder；5, bearing assembly；51,
Installation set；511, ring set；512, stop collar；513, stop nut；52, roller bearing；53, elastic component；54, bearing holder (housing, cover)；541,
Bottom plate；542, lantern ring；6, connection component；61, first partition；62, second partition；63, third partition；64, the second connecting rod；7,
Shaft coupling；8, retarder；9, sealing ring.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
It please refers to shown in Fig. 1-Fig. 6, a kind of high-precision electric push rod, comprising: sleeve 1, impeller 2, screw rod 4 and power
Source.Wherein, 1 inner hollow of sleeve, 2 one end of impeller is movable to be arranged in sleeve 1 and is threadedly coupled with screw rod 4, the other end
It stretches out for being connect with by promotion object outside sleeve 1, in the present embodiment, power source is motor 3, specially servo motor or step
Into motor, motor 3 is set to the one end of sleeve 1 far from impeller 2 and is sequentially connected with screw rod 4.
4 one end of screw rod and motor 3 are sequentially connected, and the other end is rotatably arranged on sleeve 1, wherein in screw rod 4 and motor 3
Between sleeve 1 in be equipped with bearing assembly 5, bearing assembly 5 is used to be mounted on screw rod 4 is stable in sleeve 1, to guarantee screw rod
4 installation accuracy and output accuracy.
As shown in figure 3, bearing assembly 5 includes: installation set 51, roller bearing 52, elastic component 53 and bearing holder (housing, cover) 54.Wherein,
Installation set 51 is arranged on screw rod 4 and rotates synchronously with screw rod 4, and there are two the settings of roller bearing 52, and elastic component 53 is set in peace
On encapsulation 51 and it is arranged between two roller bearings 52, the inner ring and installation set 51 of roller bearing 52 are fixedly mounted, Roller Shaft
The outer ring and bearing holder (housing, cover) 54 for holding 52 are fixedly mounted, i.e., the inner ring of roller bearing 52, installation set 51 and screw rod 4 rotate synchronously, roller
Outer ring, bearing holder (housing, cover) 54 and the sleeve 1 of bearing 52 are rotated synchronously with respect to installation set 51.
Wherein, elastic component 53 is used to slow down the twisting resistance (pulling force and thrust) when screw rod 4 rotates, to reduce by 4 turns of screw rod
Dynamic to wear to caused by roller bearing 52, the effect of bearing holder (housing, cover) 54 is easy for stablizing for roller bearing 52 and installs, and effectively avoids rolling
Sub- bearing 52 causes to loosen in the long-term use, meanwhile, roller bearing 52 is installed using bearing holder (housing, cover) 54, sleeve can be simplified
1 manufacturing procedure reduces processing cost.
A kind of high-precision electric push rod provided by the embodiment of the utility model realizes roller bearing by bearing holder (housing, cover) 54 indirectly
52 installation between screw rod 4 and sleeve 1 has the advantages that easy for installation and guarantees installation accuracy, while being also convenient for processing, and leads to
The elastic component 53 being arranged between two roller bearings 52 is crossed, for buffering the pulling force generated in 4 rotation process of screw rod or thrust, is had
Effect reduces screw rod 4 and rotates the abrasion generated to roller bearing 52, and effectively avoids the generation of abnormal sound, meanwhile, utilize Roller Shaft
Hold 52 have the advantages that compact-sized, rigidity is big, large carrying capacity, deform after by load it is small so that the utility model is high-precision
Electric pushrod is spent, there is long service life, the advantage that 4 output accuracy of screw rod is high, installation is stable.
Specifically, in the present embodiment, roller bearing 52 is tapered roller bearing 52, and two tapered roller bearings, 52 mirror image is set
It sets, tapered roller bearing 52 is able to bear larger axially and radially active force, and cooperation elastic component 53 can bear the torsion of the rotation of screw rod 4
Turn power and injury-free, the output accuracy of screw rod 4 has been effectively ensured in this way.In the present embodiment, tapered roller bearing 52 is single
Row tapered roller bearing, in other implementations, tapered roller bearing 52 are double row tapered roller bearing.
Specifically, as shown in figure 3, positioning shaft shoulder 41 is equipped at installation set 51 for assembling on screw rod 4, in the present embodiment
In, in I-shaped, installation set 51 includes: the T-shaped ring set 511 in cross section, is movably set in screw rod 4 for the cross section of installation set 51
On stop collar 512, and, it is being threadedly coupled with screw rod 4, for limiting the movable stop nut 513 of stop collar 512, wherein
Stop nut 513 and positioning shaft shoulder 41 cooperate so that installation set 51 to be stably mounted on screw rod 4.
Wherein, the ring set 511 of T-type is convenient for the installation and removal of roller bearing 52, elastic component 53, stop collar 512, limit spiral shell
The ring set 511 of mother 513 and T-type is used to the inner ring of roller bearing 52 and elastic component 53 being firmly fixed to lantern ring 542, makes to roll
Sub- bearing 52 can closely heal with elastic component 53, to reach twisting resistance when buffering screw rod 4 rotates.When elastic component 53 is because long-term
When using rear elastic force deficiency, stop nut 513 also has adjustment effect, so that elastic component 53 to be clamped.In this implementation
In example, there are two the settings of stop nut 513 and uses Hard Lock nut (nut of never becoming loose), so that rolling be effectively ensured
The stability that sub- bearing 52 is installed.In other embodiments, stop nut 513 is stop nut, in stop nut 513 and limit
Check washer is equipped between ring 512.
Specifically, in the present embodiment, elastic component 53 is elastoplastic ring, elastic rubber ring or spring.
Specifically, as seen in figures 3-6, in the present embodiment, sleeve 1 includes: first sleeve 11 and second sleeve 12,
In, first sleeve 11 and second sleeve 12 are docked by connection component 6, impeller 2 and the movable connection of first sleeve 11, motor
3 are set to the one end of second sleeve 12 far from first sleeve 11, and bearing assembly 5 is set to second sleeve 12 close to the one of first sleeve 11
In end.First sleeve 11 and second sleeve 12 are set by sleeve 1, convenient for the installation of bearing assembly 5, installation difficulty is reduced, protects
Hinder installation quality.
Specifically, in the present embodiment, impeller 2 includes: interior sliding seat 21, is lived in outer sliding seat 22 and more connections
The first connecting rod 23 of dynamic seat 21 and outer sliding seat 22.Interior sliding seat 21 it is movable be set to first sleeve 11 in and with 4 spiral shell of screw rod
Line connection, outer sliding seat 22 are set to for connecting with by promotion object outside first sleeve 11, and first connecting rod 23 is provided with screw rod
4, first connecting rod 23 connects interior sliding seat 21 and outer sliding seat 22 by the way of nut and screw rod, using screw rod and nut
Mode can adjust the promotion stroke of impeller 2, and adaptive capacity is strong.
Preferably, in the present embodiment, connection component 6 includes: first partition 61, second partition 62, third partition 63, with
And more connections first partitions 61, the second connecting rod 64 of second partition 62 and third partition 63, first sleeve 111 are set to first
Between partition 61 and second partition 62, second sleeve 121 is set between second partition 62 and third partition 63.
Wherein first partition 61, second partition 62 and third partition 63 are made of steel, for guaranteeing its anti-deformation energy
Power, the second connecting rod 64 are provided with four, and four second connecting rods 64 are arranged in rectangle, and the second connecting rod 64 uses screw rod and spiral shell
The mode of mother's cooperation, is installed for stablizing first partition 61, second partition 62 and third partition 63, guarantees the sealing of sleeve 1
Property and easy disassembly.
It is equipped with sealing ring 9 in the end face that first sleeve 11 and first partition 61, second partition 62 abut against, at second set
Cylinder 121 is equipped with equal sealing ring 9 with the end face that second partition 62, third partition 63 abut against, and sealing ring 9 is for guaranteeing first sleeve
Leakproofness between 11 and second sleeve 12, to guarantee the leakproofness of entire sleeve 1.
As shown in Figure 4 and Figure 5, cover board 16, first partition 61 and cover board 16 are equipped at first partition 61 for rotating peace
One end of screw rod 4 is filled, first connecting rod 23 passes through first partition 61 and cover board 16, is equipped at first partition 61 with cover board 16 close
Big envelope 231, sealing shroud 231 is for preventing water from flowing into sleeve 1.Wherein, first partition 61 and 16 split-type design of cover board, just
In the installation of processing and screw rod 4, while leakproofness is also ensured.
Specifically, flexible sealing shroud (not shown) is equipped between outer sliding seat 22 and cover board 16, stretch sealing shroud
When not influencing the telescopic movable of first connecting rod 23, it is also used to carry out the movable splicing position of cover board 16 and first connecting rod 23
Sealing is blocked, is further ensured that the waterproofness of sleeve 1.
Specifically, as shown in Figure 4 and Figure 5, in the present embodiment, the first raised line of radial protrusion is equipped in first sleeve 11
111, the first raised line 111 is equipped with two, and the sliding slot with two the first raised line 111 difference slidable fits is set in interior sliding seat 21
211, the effect of the first raised line 111 and sliding slot 211 is the rotatory force for limiting interior sliding seat 21, so that interior sliding seat 21 is only capable of
Extending direction along the first raised line 111 moves, to effectively avoid first connecting rod 23 due to screw rod 4 rotates by twisting strain, together
When guarantee in output accuracy between sliding seat 21 and screw rod 4.
As shown in Figure 3 and Figure 6, the second raised line 121 of more radial protrusions, the second raised line are equipped in second sleeve 12
121 are equipped with 4,6 or 8, and one end of bearing holder (housing, cover) 54 is connected to the end face of four second raised lines 121, and the other end is connected to the
On two partitions 62.Second raised line 121 and second partition 62 cooperate with by bearing assembly 5 it is stable be mounted on second sleeve
In 121, facilitates installation and guarantee installation quality.
In the present embodiment, bearing holder (housing, cover) 54 includes: bottom plate 541 and lantern ring 542, and easy to process, bottom plate 541 is connected to more
The end face of second raised line 121, for installing two roller bearings 52,542 one end of lantern ring is connected on bottom plate 541 lantern ring 542, another
End is connected on second partition 62.In other embodiments, the second raised line 121 is substituted using bulge loop, and bearing holder (housing, cover) 54 is connected to convex
On ring.
As shown in Figure 4 and Figure 5, adding for more root diameter convexes is equipped in the outer peripheral surface of first sleeve 11 and second sleeve 12
Strengthening tendons 13, reinforcing rib 13 is provided with 4 in the present embodiment, and reinforcing rib 13 is used to reinforce the integral strength of sleeve 1.
Further, it is equipped with groove 131 on two reinforcing ribs 13 adjacent in first sleeve 11, pacifies at groove 131
Equipped with the connecting plate 132 for fixes sleeve 1, connecting plate 132 is provided with two pieces and axisymmetrical is arranged, and connecting plate 132 passes through 6
Screw is fixed in first sleeve 11, and connecting plate 132 is primarily subjected to electric pushrod at work for fixing electric pushrod
Axial force, groove 131 be used for connecting plate 132 position, be easily installed, while increasing stress-bearing capability.
Further, be equipped with limiting slot 14 in the junction of reinforcing rib 13 and 1 outer peripheral surface of sleeve, limiting slot 14 be used for
The outer peripheral surface of second connecting rod 64 is close to, and is on the one hand convenient for the installation of the second connecting rod 62, on the other hand limits sleeve 1 and first
Partition 61, second partition 62 and third partition 63 twist dislocation, ensure that the integrally-built stability and securely of sleeve 1
Property.
Preferably, shaft coupling 7 and/or retarder 8 are equipped between motor 3 and screw rod 4.
Wherein, shaft coupling 7 is arranged between motor 3 and screw rod 4, and shaft coupling 7 is used to the torsion of motor 3 being transferred to screw rod
4, for playing the twisting resistance of buffer motor 3, so that the rotation of screw rod 4 is more steady.In the present embodiment, shaft coupling 7 is heavy duty
Low-speed shaft coupler 7.In other embodiments, shaft coupling 7 is oldham coupling 7, and oldham coupling 7 can compensate for motor 3 and screw rod 4
Between coaxiality deviation, and compensation the compressed decrement of elastic component 53, to keep power being capable of stable delivery.
Retarder 8 is arranged between motor 3 and shaft coupling 7, and retarder 8 is used to adjust the transmission between motor 3 and screw rod 4
Than.Retarder 8 increases the torque of screw rod 4 for reducing the revolving speed being transferred on screw rod 4, and then increases the driving that screw rod 4 exports
Power guarantees the precision that screw rod 4 exports.
In the present embodiment, sleeve 1 is made of aluminum alloy materials, so that sleeve 1 has easy to process, light-weight, beauty
The advantages of sight.In other embodiments, sleeve 1 is made of stainless steel material or plastic material.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of high-precision electric push rod characterized by comprising
Hollow sleeve (1)；
The movable impeller (2) set on the sleeve (1) one end；
Set on the motor (3) of the sleeve (1) other end；
And in the sleeve (1), one end and the motor (3) transmission connection, other end rotation are set to set on the set
Screw rod (4) on cylinder (1), the impeller (2) are threadedly coupled with the screw rod (4)；
The bearing assembly (5) being equipped in the sleeve (1) between the screw rod (4) and the motor (3), the bearing assembly
It (5) include: installation set (51) on the screw rod (4) and that the screw rod (4) rotate synchronously；
Two roller bearings (52) being set on the installation set (51)；
It is sheathed on elastic components (53) on the installation set (51), between two roller bearings (52)；
And be set to the sleeve (1) in, by two roller bearings (52) can phase with the installation set (51) coaxial line
To the bearing holder (housing, cover) (54) of rotation.
2. a kind of high-precision electric push rod according to claim 1, it is characterised in that: the roller bearing (52) is circular cone
Roller bearing (52), the two tapered roller bearing mirror settings.
3. a kind of high-precision electric push rod according to claim 2, it is characterised in that: for installing on the screw rod (4)
Positioning shaft shoulder (41) are equipped at the installation set (51), the cross section of the installation set (51) is in I-shaped, the installation set
It (51) include: the T-shaped ring set in cross section (511), the stop collar (512) being movably set on the screw rod (4), and, with
It is that the screw rod (4) is threadedly coupled, for limiting the stop collar (512) movable stop nut (513), the stop nut
(513) with the positioning shaft shoulder (41) cooperation the installation set (51) to be stably mounted on the screw rod (4).
4. a kind of high-precision electric push rod according to claim 1, it is characterised in that: the sleeve (1) includes: first set
Cylinder (11) and second sleeve (12), the first sleeve (11) and the second sleeve (12) are docked by connection component (6), institute
Impeller (2) and the first sleeve (11) movable connection are stated, the motor (3) is set to the one of the second sleeve (12)
End, the bearing assembly (5) are set in the second sleeve (12).
5. a kind of high-precision electric push rod according to claim 4, it is characterised in that: the connection component (6) includes:
One partition (61), second partition (62), third partition (63) and the more connection first partitions (61), described second every
The second connecting rod (64) of plate (62) and the third partition (63), the first sleeve (11) are set to the first partition (61)
Between the second partition (62), the second sleeve (12) is set to the second partition (62) and the third partition (63)
Between.
6. a kind of high-precision electric push rod according to claim 5, it is characterised in that: be equipped in the second sleeve (12)
The second raised line (121) of more radial protrusions, one end of the bearing holder (housing, cover) (54) are connected to more second raised lines (121)
End face, the other end are connected on the second partition (62).
7. a kind of high-precision electric push rod according to claim 6, it is characterised in that: the bearing holder (housing, cover) (54) includes: bottom
Plate (541) and lantern ring (542), bottom plate (541) are connected to the end face of more second raised lines (121), and lantern ring (542) is for pacifying
Two roller bearings (52) are filled, described lantern ring (542) one end is connected on the bottom plate (541), and the other end is connected to described
On second partition (62).
8. a kind of high-precision electric push rod according to claim 4, it is characterised in that: the impeller (2) includes: interior work
Dynamic seat (21), the first connection of outer sliding seat (22) and the more connections interior sliding seat (21) and the outer sliding seat (22)
Bar (23)；The interior sliding seat (21) is threadedly coupled with the screw rod (4), equipped with radial protrusion in the first sleeve (11)
First raised line (111) is set on the interior sliding seat (21) and turns the sliding slot (211) matched with first raised line (111) sliding.
9. a kind of high-precision electric push rod according to any one of claims 1 to 8, it is characterised in that: the elastic component
It (53) is elastoplastic ring, elastic rubber ring or spring.
10. a kind of high-precision electric push rod according to any one of claims 1 to 8, it is characterised in that: the motor (3)
Shaft coupling (7) and/or retarder (8) are equipped between the screw rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822017316.8U CN209267353U (en) | 2018-12-03 | 2018-12-03 | A kind of high-precision electric push rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822017316.8U CN209267353U (en) | 2018-12-03 | 2018-12-03 | A kind of high-precision electric push rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209267353U true CN209267353U (en) | 2019-08-16 |
Family
ID=67565325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822017316.8U Active CN209267353U (en) | 2018-12-03 | 2018-12-03 | A kind of high-precision electric push rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209267353U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109525065A (en) * | 2018-12-03 | 2019-03-26 | 深圳市智康新能科技有限公司 | A kind of high-precision electric push rod |
| CN112202280A (en) * | 2020-09-25 | 2021-01-08 | 深圳市雅力士电机有限公司 | Electric linear push rod |
| WO2024056924A1 (en) * | 2022-09-16 | 2024-03-21 | Bieito Ochoa Oliver | Electromechanical actuator |
-
2018
- 2018-12-03 CN CN201822017316.8U patent/CN209267353U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109525065A (en) * | 2018-12-03 | 2019-03-26 | 深圳市智康新能科技有限公司 | A kind of high-precision electric push rod |
| CN112202280A (en) * | 2020-09-25 | 2021-01-08 | 深圳市雅力士电机有限公司 | Electric linear push rod |
| WO2024056924A1 (en) * | 2022-09-16 | 2024-03-21 | Bieito Ochoa Oliver | Electromechanical actuator |
| ES2966007A1 (en) * | 2022-09-16 | 2024-04-17 | Ochoa Oliver Bieito | ELECTROMECHANICAL ACTUATOR |
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