CN205212624U - Take controllable electronic jar of rust -resistant protection and stroke - Google Patents
Take controllable electronic jar of rust -resistant protection and stroke Download PDFInfo
- Publication number
- CN205212624U CN205212624U CN201521035216.8U CN201521035216U CN205212624U CN 205212624 U CN205212624 U CN 205212624U CN 201521035216 U CN201521035216 U CN 201521035216U CN 205212624 U CN205212624 U CN 205212624U
- Authority
- CN
- China
- Prior art keywords
- sliding sleeve
- stroke
- displacement sensor
- stay cord
- electric cylinder
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a take controllable electronic jar of rust -resistant protection and stroke, the machine controller that is connected including motor, sliding sleeve, screw mechanism, stay cord displacement sensor, with stay cord displacement sensor electricity and with the electric displacement display of being connected of stay cord displacement sensor, the last company's board of being connected and making stay cord and sliding sleeve axial direction parallel with stay cord displacement sensor's stay cord that is provided with of sliding sleeve, electronic jar still includes one end and the corrugated extension tube who props up pipe support tip sealing connection, the other end and thread bush tip sealing connection. The utility model discloses take controllable electronic jar of rust -resistant protection and stroke, its flexible displacement through setting up stay cord displacement sensor and detecting electronic jar sliding sleeve to make the stroke accuracy of electronic jar controllable, and then make the object of the convenient volume of the being used for drive displacement need accurate control of electronic jar ability, and it seals the lead screw through corrugated extension tube, can avoid aqueous vapor and lead screw contact to cause the problem that the lead screw corrosion damaged.
Description
Technical field
The utility model relates to a kind of drive unit, particularly a kind of electric cylinder.
Background technology
Electric cylinder is the drive unit of rectilinear motion with driven by motor screw mechanism (as sliding screw, ball-screw) by convert rotational motion.The structure of electric cylinder comprises the supporting structure of motor, decelerator, screw mechanism, sliding sleeve and supporting sliding sleeve.
Existing supporting structure comprise be connected with reducer shell support column, be fixed on support column front end and the screw rod of the guide holder be slidably matched with sliding sleeve and fixed guide seat.The parts of supporting structure are more, complex structure, and volume is large, and manufacturing cost is higher.
And existing electric cylinder does not have the device its stroke being carried out to detection and control, when needing the object that must accurately control by electric cylinder drive displacement amount, need to arrange displacement control system in addition, ease of use is poor.
And the hermetically-sealed construction of existing electric cylinder is poor, air easily directly enters in sliding sleeve and screw mechanism is directly contacted with air, and the easy corrosion screw thread pair of the aqueous vapor in air, causes screw mechanism to damage; And screw mechanism lacks lubrication, the easy wear damage of screw mechanism.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of with corrosion protection and the controlled electric cylinder of stroke, can not carry out the technical problem that accurately controls to solve prior art electric cylinder to its stroke; And the easy corrosion of the screw mechanism solving existing electric cylinder, wear damage technical problem.
The utility model band corrosion protection and the controlled electric cylinder of stroke, comprise motor, sliding sleeve, the straight reciprocating motion of promotion sliding sleeve screw mechanism, connect the decelerator of motor and screw mechanism and support the supporting arrangement of sliding sleeve, the thread bush that described screw mechanism comprises screw mandrel and coordinates with screw mandrel, the end of described sliding sleeve is fixedly connected with thread bush;
Described supporting arrangement comprises the support column be enclosed within outside screw mandrel structure, one end of described support column is fixed on the housing of decelerator, the other end of described support column is provided with guided bearing, described guided bearing comprises the bearing pedestal be fixed in the pore of support column front end and the sliding bearing be fixed in bearing pedestal, and described sliding bearing coordinates with sliding sleeve linear slide;
The displacement display that described electric cylinder also comprises the displacement sensor for pull rope be arranged on bracing or strutting arrangement, the electric machine controller be electrically connected with displacement sensor for pull rope and is electrically connected with displacement sensor for pull rope, described sliding sleeve is provided with and connects and the connecting plate making stay cord axially parallel with sliding sleeve with the stay cord of displacement sensor for pull rope;
Described electric cylinder also comprises the bellows that one end is connected with support column end part seal, the other end is connected with thread bush end part seal.
Further, lubricating grease is provided with in described sliding sleeve.
Further, described band corrosion protection and the controlled electric cylinder of stroke also comprise be connected with the front end of sliding sleeve universal joint, be connected with universal joint before bearing and the rear support hinged with reducer shell.
The beneficial effects of the utility model:
1, the utility model band corrosion protection and the controlled electric cylinder of stroke; it detects the telescopic displacement of electric cylinder sliding sleeve by arranging displacement sensor for pull rope; thus make the stroke controllable precise of electric cylinder, and then make electric cylinder can easily be used for the accurate object controlled of drive displacement amount need.
2, the utility model band corrosion protection and the controlled electric cylinder of stroke, it is sealed screw mandrel by bellows, and aqueous vapor can be avoided with screw mandrel to contact the problem causing screw mandrel corrosion to damage.
Accompanying drawing explanation
Fig. 1 is the present embodiment band corrosion protection and the sectional structure schematic diagram of the controlled electric cylinder of stroke.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in the figure, the present embodiment band corrosion protection and the controlled electric cylinder of stroke, comprise the decelerator 3 of motor 1, sliding sleeve 2, the screw mechanism promoting sliding sleeve straight reciprocating motion, connection motor and screw mechanism and support the supporting arrangement of sliding sleeve, the thread bush 5 that described screw mechanism comprises screw mandrel 4 and coordinates with screw mandrel, the end of described sliding sleeve is fixedly connected with thread bush; Described supporting arrangement comprises the support column 6 be enclosed within outside screw mandrel structure, one end of described support column is fixed on the housing of decelerator, the other end of described support column is provided with guided bearing, described guided bearing comprises the bearing pedestal 7 be fixed in the pore of support column front end and the sliding bearing 8 be fixed in bearing pedestal, and described sliding bearing coordinates with sliding sleeve linear slide;
The displacement display 11 that described electric cylinder also comprises the displacement sensor for pull rope 9 be arranged on bracing or strutting arrangement, the electric machine controller 10 be electrically connected with displacement sensor for pull rope and is electrically connected with displacement sensor for pull rope, described sliding sleeve is provided with and connects and the connecting plate 12 making stay cord axially parallel with sliding sleeve with the stay cord of displacement sensor for pull rope;
Described electric cylinder also comprises the bellows 13 that one end is connected with support column end part seal, the other end is connected with thread bush end part seal.
The present embodiment band corrosion protection and the controlled electric cylinder of stroke, it detects the telescopic displacement of electric cylinder sliding sleeve by arranging displacement sensor for pull rope, detection signal input electric machine controller, when displacement sensor for pull rope detects that the telescopic displacement amount of sliding sleeve reaches the displacement preset in the controller, electric machine controller just controls motor stopping or reversion, thus make the stroke controllable precise of electric cylinder, and then make electric cylinder can easily be used for the accurate object controlled of drive displacement amount need; And the detection signal of displacement sensor for pull rope also shows by displacement display, thus make the displacement of electric cylinder visual, the stroke of more convenient people to electric cylinder regulates, and ease of use is better.
And the utility model band corrosion protection and the controlled electric cylinder of stroke, it is sealed screw mandrel by bellows, and aqueous vapor can be avoided with screw mandrel to contact the problem causing screw mandrel corrosion to damage.
And the present embodiment band corrosion protection and the controlled electric cylinder of stroke, the structure of its supporting arrangement is simple, and volume is little, lightweight, reduction band corrosion protection that can be very large and the manufacturing cost of the controlled electric cylinder of stroke.
As the improvement to the present embodiment, be provided with lubricating grease 14 in described sliding sleeve, by lubricating grease, screw mechanism lubricated, the fretting wear of screw thread pair can be reduced, extend the life-span of electric cylinder.
As the improvement to the present embodiment; described band corrosion protection and the controlled electric cylinder of stroke also comprise be connected with the front end of sliding sleeve universal joint 15, be connected with universal joint before bearing 16 and the rear support 17 hinged with reducer shell, make to be with corrosion protection and the installation of the controlled electric cylinder of stroke is more convenient.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (3)
1. one kind with corrosion protection and the controlled electric cylinder of stroke, comprise motor, sliding sleeve, the straight reciprocating motion of promotion sliding sleeve screw mechanism, connect the decelerator of motor and screw mechanism and support the supporting arrangement of sliding sleeve, the thread bush that described screw mechanism comprises screw mandrel and coordinates with screw mandrel, the end of described sliding sleeve is fixedly connected with thread bush; It is characterized in that:
Described supporting arrangement comprises the support column be enclosed within outside screw mandrel structure, one end of described support column is fixed on the housing of decelerator, the other end of described support column is provided with guided bearing, described guided bearing comprises the bearing pedestal be fixed in the pore of support column front end and the sliding bearing be fixed in bearing pedestal, and described sliding bearing coordinates with sliding sleeve linear slide;
The displacement display that described electric cylinder also comprises the displacement sensor for pull rope be arranged on bracing or strutting arrangement, the electric machine controller be electrically connected with displacement sensor for pull rope and is electrically connected with displacement sensor for pull rope, described sliding sleeve is provided with and connects and the connecting plate making stay cord axially parallel with sliding sleeve with the stay cord of displacement sensor for pull rope;
Described electric cylinder also comprises the bellows that one end is connected with support column end part seal, the other end is connected with thread bush end part seal.
2. band corrosion protection according to claim 1 and the controlled electric cylinder of stroke, is characterized in that: be provided with lubricating grease in described sliding sleeve.
3. band corrosion protection according to claim 1 and the controlled electric cylinder of stroke, is characterized in that: also comprise be connected with the front end of sliding sleeve universal joint, be connected with universal joint before bearing and the rear support hinged with reducer shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035216.8U CN205212624U (en) | 2015-12-14 | 2015-12-14 | Take controllable electronic jar of rust -resistant protection and stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521035216.8U CN205212624U (en) | 2015-12-14 | 2015-12-14 | Take controllable electronic jar of rust -resistant protection and stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205212624U true CN205212624U (en) | 2016-05-04 |
Family
ID=55850314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521035216.8U Expired - Fee Related CN205212624U (en) | 2015-12-14 | 2015-12-14 | Take controllable electronic jar of rust -resistant protection and stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205212624U (en) |
-
2015
- 2015-12-14 CN CN201521035216.8U patent/CN205212624U/en not_active Expired - Fee Related
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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: 20160504 Termination date: 20161214 |