CN218894817U - Servo accurate positioning cylinder - Google Patents
Servo accurate positioning cylinder Download PDFInfo
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- CN218894817U CN218894817U CN202222838015.8U CN202222838015U CN218894817U CN 218894817 U CN218894817 U CN 218894817U CN 202222838015 U CN202222838015 U CN 202222838015U CN 218894817 U CN218894817 U CN 218894817U
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- displacement sensor
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- force displacement
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Abstract
The utility model relates to a servo accurate positioning cylinder, which comprises a cylinder body; the upper end and the lower end of the cylinder body are respectively provided with a top cover and a bottom cover, and the top cover and the bottom cover are respectively provided with an air inlet; a cylinder rod is arranged in the cylinder body in a telescopic manner; a piston is arranged at one end of the cylinder rod; the middle part of the top cover is provided with a magnetic force displacement sensor assembly; the magnetic force displacement sensor assembly comprises a magnetic force displacement sensor and a digital signal generator; the digital signal generator is arranged on the top cover, the magnetic force displacement sensor is inserted into the long strip groove, the magnetic force displacement sensor is sleeved with a magnetic force ring, and the magnetic force ring is connected with the cylinder rod; the magnetic force displacement sensor assembly is fixed through a quick connection assembly on the top cover; according to the utility model, the stroke of the cylinder rod can be effectively monitored through the magnetic displacement sensor assembly without manual adjustment, and the quick installation can be effectively carried out through the quick connection assembly, so that the efficiency is improved.
Description
Technical Field
The utility model relates to the field of positioning of air-entrapping cylinders, in particular to a servo accurate positioning cylinder.
Background
The cylinder mainly comprises a cylinder body, a piston rod, an air inlet and outlet interface and other parts, and is a pneumatic element product with extremely wide application range; when the pneumatic control device works, the piston is pushed to move by the increase of the air pressure of the sealed air chamber in the cylinder body, so that the parts connected with the piston rod act, and the pneumatic control purpose is realized. When the partial fixing device or the occasion is applied, the stroke of the air cylinder is set from the factory, and the adjustment is not needed; however, in most devices, equipment or occasions, the stroke of the cylinder needs to be frequently adjusted to meet the production and manufacturing requirements due to the difference of controlled objects or the difference of the external dimensions of products. In the early stage, a nut is screwed at the tail part of the piston rod, and the stroke is adjusted by screwing the nut. However, due to the compression elasticity of the gas in the cylinder body, the gas is difficult to be positioned qualitatively and accurately in actual operation, and the gas is often required to be adjusted for multiple times to achieve an ideal positioning state. For this reason, it is desirable to provide a device for precisely positioning the stroke of the cylinder piston rod, so as to reduce the number of times and time for positioning and adjusting the stroke, and improve the work efficiency and positioning accuracy.
In the prior art, although the disclosed accurate positioning device for the stroke of the air cylinder solves the problems, manual adjustment is still needed, and continuous stroke conversion cannot be performed on different products rapidly.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a servo accurate positioning cylinder.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a servo accurate positioning cylinder comprises a cylinder body; the upper end and the lower end of the cylinder body are respectively provided with a top cover and a bottom cover for sealing the rigid body, and the top cover and the bottom cover are respectively provided with an air inlet; a cylinder rod is arranged in the cylinder body in a telescopic manner; one end of the cylinder rod penetrates through the bottom cover, and a piston is arranged at the other end of the cylinder rod; the middle part of the top cover is provided with a magnetic force displacement sensor assembly for detecting the stroke of the cylinder rod; the output end of the magnetic force displacement sensor assembly penetrates through the top cover to the inside of the cylinder body; one end of the cylinder rod connected with the piston is provided with a strip groove; the output end of the magnetic force displacement sensor assembly is inserted into the strip groove; the magnetic force displacement sensor assembly comprises a magnetic force displacement sensor and a digital signal generator; the digital signal generator is arranged on the top cover, the magnetic force displacement sensor is inserted into the long strip groove, the magnetic force displacement sensor is sleeved with a magnetic force ring, and the magnetic force ring is connected with the cylinder rod; the magnetic force displacement sensor assembly is fixed through a quick connection assembly on the top cover.
Preferably, the quick connection assembly comprises two fixing blocks in an inverted L shape; the two fixed blocks are arranged on the top cover and are positioned at two sides of the signal transmitting end of the magnetic force displacement sensor main body; limiting grooves are formed in the protruding ends of the upper ends of the two fixing blocks; the two limit grooves are internally provided with bolts in a penetrating way, and two bolts in the limit grooves are provided with limiting blocks; springs for pushing the bolts downwards all the time are arranged between the two limiting blocks and the bolt grooves; the digital signal generator is characterized in that two sides of the digital signal generator are correspondingly provided with fixing plates inserted into the concave parts in the two fixing blocks, and the two fixing plates are correspondingly provided with latch grooves.
Preferably, the digital signal generator is provided with a protective shell; the two fixing plates are arranged on the protective shell.
Preferably, a rubber pad is arranged in the protective shell.
Preferably, the top cover and the bottom cover are fixed by bolts.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
according to the utility model, the position of the cylinder rod is sensed by moving the magnetic ring of the magnetic displacement sensor assembly on the sensing end of the magnetic displacement sensor main body, so that the stroke of the cylinder rod is effectively determined, the switching of the stroke of the cylinder rod can be continuously performed without manual adjustment, and the quick mounting can be effectively performed through the quick connection assembly, so that the efficiency is improved.
Drawings
The technical scheme of the utility model is further described below with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the front structure of a servo accurate positioning cylinder according to the present utility model;
FIG. 2 is a schematic view of a partial enlarged partial cross-sectional overall structure of the servo accurate positioning cylinder of FIG. 1 according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a servo accurate positioning cylinder according to the present utility model;
fig. 4 is a schematic top view of the servo accurate positioning cylinder according to the present utility model.
Wherein: 1. a cylinder; 2. a top cover; 3. a bottom cover; 4. an air inlet; 5. a cylinder rod; 6. a piston; 7. a magnetic displacement sensor assembly; 8. a long groove; 9. a magnetic force displacement sensor; 10. a digital signal generator; 11. a magnetic ring; 12. a quick connect assembly; 13. a fixed block; 14. a limit groove; 15. a plug pin; 16. a limiting block; 17. a spring; 18. a fixing plate; 19. a latch slot; 20. a protective shell; 21. and a rubber pad.
Detailed Description
The utility model will be described in further detail with reference to the accompanying drawings and specific examples.
FIGS. 1-4 show a servo accurate positioning cylinder according to the utility model, comprising a cylinder body 1; the upper end and the lower end of the cylinder body 1 are respectively provided with a top cover 2 and a bottom cover 3 for sealing the rigid body, and the top cover 2 and the bottom cover 3 are respectively provided with an air inlet 4; a cylinder rod 5 is arranged in the cylinder body 1 in a telescopic manner; one end of the cylinder rod 5 penetrates through the bottom cover 3, and the other end of the cylinder rod is provided with a piston 6; the middle part of the top cover 2 is provided with a magnetic force displacement sensor assembly 7 for detecting the stroke of the cylinder rod 5; the output end of the magnetic force displacement sensor assembly 7 penetrates through the top cover 2 to the inside of the cylinder body 1; one end of the cylinder rod 5 connected with the piston 6 is provided with a long-strip groove 8; the output end of the magnetic force displacement sensor assembly 7 is inserted into the long strip groove 8; the magnetic force displacement sensor assembly 7 comprises a magnetic force displacement sensor 9 and a digital signal generator 10; the digital signal generator 10 is arranged on the top cover 2, the magnetic force displacement sensor 9 is inserted into the long strip groove 8, the magnetic force displacement sensor 9 is sleeved with a magnetic force ring 11, and the magnetic force ring 11 is connected with the cylinder rod 5; the magnetic force displacement sensor assembly 7 is fixed through a quick connection assembly 12 on the top cover 2; the quick connection assembly 12 comprises two fixed blocks 13 which are in an inverted L shape; the two fixed blocks 13 are arranged on the top cover 2 and are positioned at two sides of the signal transmitting end of the main body of the magnetic displacement sensor 9; limiting grooves 14 are formed in the protruding ends of the upper ends of the two fixed blocks 13; the two limit grooves 14 are internally provided with bolts 15 in a penetrating way, and the bolts 15 of the two bolts 15 positioned in the limit grooves 14 are provided with limit blocks 16; springs 17 which always push the bolts 15 downwards are arranged between the two limiting blocks 16 and the bolts 15 groove; the two sides of the digital signal generator 10 are correspondingly provided with fixing plates 18 inserted into the concave parts of the two fixing blocks 13, and the two fixing plates 18 are correspondingly provided with bolt grooves 19.
Further, the digital signal generator 10 is provided with a protective shell 20; the two fixing plates 18 are arranged on the protective shell 20 to prevent collision.
Further, a rubber pad 21 is disposed in the protective housing 20, and the protective housing is buffered during collision.
Further, the top cover 2 and the bottom cover 3 are fixed through bolts, so that the disassembly and maintenance are convenient.
When in use, the utility model is characterized in that: when the stroke of the cylinder rod 5 needs to be controlled, a corresponding stroke instruction is input through a terminal, then the starting cylinder is driven, air enters from the air inlet 4 on the top cover 2 or the bottom cover 3 of the cylinder body 1, the piston 6 is driven by air pressure to stretch out and draw back the cylinder rod 5, the magnetic force ring 11 moves along with the cylinder rod, the magnetic force displacement sensor 9 senses the position of the magnetic force ring 11 in real time at the moment, when the magnetic force displacement sensor 9 moves to the corresponding position, an electric signal is transmitted to the digital signal generator 10, the digital signal generator 10 converts the electric signal into a digital signal and transmits the digital signal to an external terminal, the terminal controls the cylinder through a preset instruction, and workers do not need to adjust the cylinder through manual operation in the secondary process, and only need to input the corresponding instruction to the terminal.
The foregoing is merely a specific application example of the present utility model, and the protection scope of the present utility model is not limited in any way. All technical schemes formed by equivalent transformation or equivalent substitution fall within the protection scope of the utility model.
Claims (5)
1. A servo accurate positioning cylinder, its characterized in that: comprises a cylinder body; the upper end and the lower end of the cylinder body are respectively provided with a top cover and a bottom cover for sealing the rigid body, and the top cover and the bottom cover are respectively provided with an air inlet; a cylinder rod is arranged in the cylinder body in a telescopic manner; one end of the cylinder rod penetrates through the bottom cover, and a piston is arranged at the other end of the cylinder rod; the middle part of the top cover is provided with a magnetic force displacement sensor assembly for detecting the stroke of the cylinder rod; the output end of the magnetic force displacement sensor assembly penetrates through the top cover to the inside of the cylinder body; one end of the cylinder rod connected with the piston is provided with a strip groove; the output end of the magnetic force displacement sensor assembly is inserted into the strip groove; the magnetic force displacement sensor assembly comprises a magnetic force displacement sensor and a digital signal generator; the digital signal generator is arranged on the top cover, the magnetic force displacement sensor is inserted into the long strip groove, the magnetic force displacement sensor is sleeved with a magnetic force ring, and the magnetic force ring is connected with the cylinder rod; the magnetic force displacement sensor assembly is fixed through a quick connection assembly on the top cover.
2. The servo accurate positioning cylinder of claim 1, wherein: the quick connecting assembly comprises two fixed blocks which are in an inverted L shape; the two fixed blocks are arranged on the top cover and are positioned at two sides of the signal transmitting end of the magnetic force displacement sensor main body; limiting grooves are formed in the protruding ends of the upper ends of the two fixing blocks; the two limit grooves are internally provided with bolts in a penetrating way, and two bolts in the limit grooves are provided with limiting blocks; springs for pushing the bolts downwards all the time are arranged between the two limiting blocks and the bolt grooves; the digital signal generator is characterized in that two sides of the digital signal generator are correspondingly provided with fixing plates inserted into the concave parts in the two fixing blocks, and the two fixing plates are correspondingly provided with latch grooves.
3. The servo accurate positioning cylinder of claim 2, wherein: the digital signal generator is provided with a protective shell; the two fixing plates are arranged on the protective shell.
4. A servo pinpoint cylinder as recited in claim 3, wherein: a rubber pad is arranged in the protective shell.
5. The servo accurate positioning cylinder of claim 1, wherein: the top cover and the bottom cover are fixed through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222838015.8U CN218894817U (en) | 2022-10-27 | 2022-10-27 | Servo accurate positioning cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222838015.8U CN218894817U (en) | 2022-10-27 | 2022-10-27 | Servo accurate positioning cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218894817U true CN218894817U (en) | 2023-04-21 |
Family
ID=86003514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222838015.8U Active CN218894817U (en) | 2022-10-27 | 2022-10-27 | Servo accurate positioning cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218894817U (en) |
-
2022
- 2022-10-27 CN CN202222838015.8U patent/CN218894817U/en active Active
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