CN213711479U - Self-locking pneumatic actuating mechanism with set stroke - Google Patents
Self-locking pneumatic actuating mechanism with set stroke Download PDFInfo
- Publication number
- CN213711479U CN213711479U CN202022697632.1U CN202022697632U CN213711479U CN 213711479 U CN213711479 U CN 213711479U CN 202022697632 U CN202022697632 U CN 202022697632U CN 213711479 U CN213711479 U CN 213711479U
- Authority
- CN
- China
- Prior art keywords
- locking
- pneumatic actuator
- fixedly connected
- screw rod
- sliding sleeve
- 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
- Actuator (AREA)
Abstract
The utility model discloses a from locking-type pneumatic actuator with set for stroke, including pneumatic actuator body and actuating lever, still including fixing the fixed plate at pneumatic actuator body terminal surface, it has the screw rod with actuating lever parallel arrangement to run through on the fixed plate, the one end fixedly connected with fly leaf that the screw rod is close to the actuating lever, the outside of screw rod is equipped with threaded connection's spacing subassembly. The utility model discloses in, be provided with the locating part on the screw rod, the locating part comprises connecting block, first sliding sleeve, second sliding sleeve and pin, and the inboard of connecting block has the thread groove, through two connecting blocks of pin fastening, and spacing subassembly closes with the screw rod soon, so can screw to the laminating fixed plate to play clamping screw's effect, when adjusting the stroke, lift spacing subassembly off, can change the stroke of actuating lever along the moving direction adjusting screw of actuating lever.
Description
Technical Field
The utility model relates to a pneumatic actuator technical field especially relates to a have and set for stroke from locking-type pneumatic actuator.
Background
The pneumatic actuator is commonly called as a pneumatic head and is also called as a pneumatic actuator, the actuator is divided into three categories of pneumatic, electric and hydraulic according to the energy form, and the actuators have the characteristics and are suitable for different occasions. Pneumatic actuators are one category of actuators.
The conventional pneumatic actuating mechanism mostly changes the moving distance of the mechanism by depending on the amount of control gas, but in actual use, due to the fact that the internal and external air pressures of different environments are inconsistent, the pneumatic control distance is easy to cause large errors, and therefore a stroke self-locking mechanism is needed to improve accuracy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems, a self-locking type pneumatic actuator with a set stroke is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a set for stroke from locking-type pneumatic actuator, includes pneumatic actuator body and actuating lever, still including fixing the fixed plate at pneumatic actuator body terminal surface, run through on the fixed plate have with actuating lever parallel arrangement's screw rod, the one end fixedly connected with fly leaf that the screw rod is close to the actuating lever, the outside of screw rod is equipped with threaded connection's spacing subassembly, the one end fixedly connected with body of screw rod is kept away from to the fly leaf, the actuating lever runs through from the inboard of body to the outside fixedly connected with locking block of actuating lever, the terminal surface that the locking block is close to the body inner wall is the inclined plane, have a plurality of spacing grooves along actuating lever axial evenly distributed on the inclined plane, the recess has on the inner wall of body, and fixedly connected with elastic component in the recess, the flexible end fixedly connected with locking bolt.
As a further description of the above technical solution:
the limiting assembly comprises two connecting blocks which are connected in a rotating mode, thread grooves which are screwed with the screw rods are formed in the inner sides of the two connecting blocks, the open ends of the two connecting blocks are fixedly connected with a first sliding sleeve and a second sliding sleeve respectively, and pins penetrate through the inner sides of the first sliding sleeve and the second sliding sleeve.
As a further description of the above technical solution:
the second sliding sleeve is provided with two sliding sleeves which are respectively positioned at two axial ends of the first sliding sleeve, one sliding sleeve is fixedly connected with a magnetic block at the inner side, and the pin is made of magnetic metal.
As a further description of the above technical solution:
the top end of the pin is fixedly connected with a pull ring.
As a further description of the above technical solution:
the locking bolt is connected with the groove in a sliding mode, and the front end of the locking bolt and the inner side of the limiting groove are both of arc-shaped structures.
As a further description of the above technical solution:
the locking block is in sliding contact with the inner wall of the pipe body.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, be provided with fixed plate and fly leaf on the pneumatic actuator body, be provided with screw rod and body on the fly leaf, be provided with the locating part on the screw rod, the locating part is by the connecting block, first sliding sleeve, second sliding sleeve and pin are constituteed, the inboard of connecting block has the thread groove, through two connecting blocks of pin-fastening, spacing subassembly closes with the screw rod soon, the event can screw to the laminating fixed plate, thereby play clamping screw's effect, when adjusting the stroke, lift spacing subassembly off, the stroke of actuating lever can be changed along the moving direction adjusting screw of actuating lever.
2. The utility model discloses in, be provided with the body on the fly leaf, the inboard of body is provided with elastic component and locking bolt, be provided with the locking piece on the actuating lever, be provided with the spacing groove on the locking piece, the locking bolt can imbed in the spacing groove in proper order to the decrement of crescent elastic component plays the hindrance effect at the walking in-process of actuating lever, slow down walking speed, be in the maximum compression volume until the elastic component, block the actuating lever, thereby accomplish the locking, this self-locking mechanism has simple structure, the buffering is little, not fragile advantage.
Drawings
Fig. 1 is a schematic view illustrating an overall structure of a pneumatic actuator according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating an overall structure of a limiting assembly according to an embodiment of the present invention;
fig. 3 is a schematic view illustrating a connection structure of a pin with a first sliding sleeve and a second sliding sleeve according to an embodiment of the present invention;
fig. 4 shows a schematic diagram of the internal structure of the pipe body provided according to the embodiment of the present invention.
Illustration of the drawings:
1. a pneumatic actuator body; 2. a drive rod; 3. a fixing plate; 4. a movable plate; 5. a screw; 6. a limiting component; 601. connecting blocks; 602. a first sliding sleeve; 603. a second sliding sleeve; 604. a pin; 605. a magnetic block; 606. a pull ring; 7. a pipe body; 8. a slide bar; 9. a locking block; 10. a limiting groove; 11. an elastic member; 12. and locking the bolt.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a self-locking pneumatic actuator with a set stroke comprises a pneumatic actuator body 1, a driving rod 2 and a fixing plate 3 fixed on the end face of the pneumatic actuator body 1, wherein a screw rod 5 arranged in parallel with the driving rod 2 penetrates through the fixing plate 3, one end of the screw rod 5 close to the driving rod 2 is fixedly connected with a movable plate 4, the outer side of the screw rod 5 is provided with a limit component 6 in threaded connection, one end of the movable plate 4 far away from the screw rod 5 is fixedly connected with a pipe body 7, the driving rod 2 penetrates through the inner side of the pipe body 7, and the outer side of the driving rod 2 is fixedly connected with a locking block 9, the end surface of the locking block 9 close to the inner wall of the tube body 7 is an inclined surface, a plurality of limiting grooves 10 which are uniformly distributed along the axial direction of the driving rod 2 are arranged on the inclined surface, a groove is arranged on the inner wall of the tube body 7, and an elastic part 11 is fixedly connected in the groove, and a locking bolt 12 is fixedly connected with the telescopic end of the elastic part 11.
Specifically, as shown in fig. 2 and 3, the limiting assembly 6 includes two connecting blocks 601 rotatably connected, the inner sides of the two connecting blocks 601 both have a threaded groove screwed with the screw 5, and the open ends of the two connecting blocks 601 are respectively and fixedly connected with a first sliding sleeve 602 and a second sliding sleeve 603, and a pin 604 penetrates through the inner sides of the first sliding sleeve 602 and the second sliding sleeve 603. The number of the second sliding sleeves 603 is two, and the two second sliding sleeves are respectively located at two axial ends of the first sliding sleeve 602, a magnetic block 605 is fixedly connected to the inner side of one second sliding sleeve 603, and the pin 604 is made of a magnetic metal material. A pull ring 606 is fixedly connected to the top end of the pin 604.
Specifically, as shown in fig. 4, the locking bolt 12 is slidably connected with the groove, and the front end of the locking bolt 12 and the inner side of the limiting groove 10 are both arc-shaped structures, and the locking block 9 is in sliding contact with the inner wall of the pipe body 7. The highest position of the inclined surface of the locking block 9 is attached to the inner wall of the pipe body 7, so that the locking bolt 12 extrudes the elastic piece 11 to the maximum compression amount, and the locking bolt 12 is ensured to be embedded in the limiting groove 10, thereby clamping the driving rod 2. The elastic member 11 is a coil spring.
Specifically, as shown in fig. 1, a sliding rod 8 penetrating through the fixed plate 3 is fixedly connected to the movable plate 4, and distance scales are arranged on the outer side of the sliding rod 8. The slide bar 8 is used for measuring the distance, easily adjusts the body 7, conveniently confirms the stroke.
The working principle is as follows: when the device is used, the position of the pipe body 7 is adjusted along the moving direction of the driving rod 2 according to the travel required, the limiting component 6 is sleeved on the screw rod 5 to enable the two connecting blocks 601 to be attached, the pin 604 penetrates through the first sliding sleeve 602 and the second sliding sleeve 603, and then the limiting component 6 is rotated to enable the limiting component 6 to be attached to the end face of the fixing plate 3; when the driving rod 2 moves, the locking bolt 12 contacts the locking block 9, the locking bolt 12 is squeezed to enable the elastic piece 11 to contract, the front end of the locking bolt 12 is sequentially embedded into the limiting grooves 10 until the front end of the locking bolt is embedded into the last limiting groove 10, the elastic piece 11 is in the maximum compression amount, the driving rod 2 is clamped, and the locking effect is achieved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The self-locking pneumatic actuator with the set stroke comprises a pneumatic actuator body (1) and a driving rod (2), and is characterized by further comprising a fixed plate (3) fixed on the end face of the pneumatic actuator body (1), a screw rod (5) arranged in parallel with the driving rod (2) penetrates through the fixed plate (3), a movable plate (4) is fixedly connected to one end, close to the driving rod (2), of the screw rod (5), a limiting component (6) in threaded connection is arranged on the outer side of the screw rod (5), a pipe body (7) is fixedly connected to one end, far away from the screw rod (5), of the movable plate (4), the driving rod (2) penetrates through the inner side of the pipe body (7), a locking block (9) is fixedly connected to the outer side of the driving rod (2), the end face, close to the inner wall of the pipe body (7), of the locking block (9) is an inclined face, and a plurality of limiting grooves (10) are uniformly distributed along, the inner wall of the pipe body (7) is provided with a groove, an elastic piece (11) is fixedly connected in the groove, and a locking bolt (12) is fixedly connected with the telescopic end of the elastic piece (11).
2. The self-locking pneumatic actuator with the set stroke according to claim 1, wherein the limiting assembly (6) comprises two connecting blocks (601) which are rotatably connected, the inner sides of the two connecting blocks (601) are respectively provided with a thread groove screwed with the screw rod (5), the open ends of the two connecting blocks (601) are respectively fixedly connected with a first sliding sleeve (602) and a second sliding sleeve (603), and the inner sides of the first sliding sleeve (602) and the second sliding sleeve (603) are respectively penetrated with a pin (604).
3. The self-locking pneumatic actuator with the set stroke according to claim 2, wherein the number of the second sliding sleeves (603) is two, and the two second sliding sleeves are respectively located at two axial ends of the first sliding sleeve (602), a magnet block (605) is fixedly connected to the inner side of one second sliding sleeve (603), and the pin (604) is made of magnetic metal.
4. The self-locking pneumatic actuator with set stroke according to claim 2, wherein a pull ring (606) is fixedly connected to the top end of the pin (604).
5. The self-locking pneumatic actuator with the set stroke according to claim 1, wherein the locking bolt (12) is connected with the groove in a sliding manner, and the front end of the locking bolt (12) and the inner side of the limiting groove (10) are both in an arc-shaped structure.
6. Self-locking pneumatic actuator with set stroke according to claim 1, characterised in that the locking block (9) is in sliding contact with the inner wall of the tubular body (7).
7. The self-locking pneumatic actuator with the set stroke according to claim 1, wherein a sliding rod (8) penetrating through the fixed plate (3) is fixedly connected to the movable plate (4), and distance scales are arranged on the outer side of the sliding rod (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022697632.1U CN213711479U (en) | 2020-11-20 | 2020-11-20 | Self-locking pneumatic actuating mechanism with set stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022697632.1U CN213711479U (en) | 2020-11-20 | 2020-11-20 | Self-locking pneumatic actuating mechanism with set stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213711479U true CN213711479U (en) | 2021-07-16 |
Family
ID=76806740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022697632.1U Active CN213711479U (en) | 2020-11-20 | 2020-11-20 | Self-locking pneumatic actuating mechanism with set stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213711479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115585173A (en) * | 2022-10-28 | 2023-01-10 | 济南夫驰科技有限公司 | Position locking cylinder |
-
2020
- 2020-11-20 CN CN202022697632.1U patent/CN213711479U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115585173A (en) * | 2022-10-28 | 2023-01-10 | 济南夫驰科技有限公司 | Position locking cylinder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213711479U (en) | Self-locking pneumatic actuating mechanism with set stroke | |
| CN110138266A (en) | A kind of Inchworm type piezoelectric actuator | |
| CN213548031U (en) | Self-adjusting swing arm for electrical control box | |
| CN105864491B (en) | A kind of straight drive valve is driven with ultra-magnetic telescopic and displacement amplification device | |
| CN207961149U (en) | Testing agency and detection device | |
| CN115592434B (en) | Positioning and supporting device for machining thin-wall shell parts | |
| CN216866670U (en) | Single-arm eccentric caliper | |
| CN202146993U (en) | Transversal moving mechanism of extractor | |
| CN108981535B (en) | Contact displacement measuring method and measuring device thereof | |
| CN219347914U (en) | Novel liquid level sensor | |
| JPS5782701A (en) | Displacement sensor with shifting mechanism | |
| CN206727104U (en) | A kind of adjustable fine motion clamp based on magnetostrictive rod | |
| CN220168280U (en) | Hydraulic cylinder capable of working according to required movement track | |
| CN214945816U (en) | Bearing gland | |
| CN210196587U (en) | Hydraulic valve component with high concentricity | |
| CN219795748U (en) | Cylinder with speed reduction function | |
| CN219673425U (en) | Valve positioner adjustment mechanism | |
| CN220698947U (en) | Pneumatic clamp with electromagnetic valve | |
| CN209022073U (en) | A kind of Multifunction parallel manipulator | |
| CN114244182B (en) | Linear piezoelectric actuator with force and displacement dual sensing function and actuating method thereof | |
| CN220575691U (en) | Clamping mechanism | |
| CN218208070U (en) | Pull-fork type single-action pneumatic actuator | |
| CN216975022U (en) | Swing rod mechanism | |
| CN207415363U (en) | A kind of 90 ° of shifting mechanical arms | |
| CN218894896U (en) | Positioning device for movement mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |