CN217926547U - Double-layer piston cylinder - Google Patents
Double-layer piston cylinder Download PDFInfo
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- CN217926547U CN217926547U CN202221685870.3U CN202221685870U CN217926547U CN 217926547 U CN217926547 U CN 217926547U CN 202221685870 U CN202221685870 U CN 202221685870U CN 217926547 U CN217926547 U CN 217926547U
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- partition plate
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- sealing partition
- piston
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Abstract
The utility model discloses a double-layer piston cylinder relating to the technical field of cylinders, which comprises a cylinder body and an ejector rod, wherein a sealing partition plate is fixed in the cylinder body and divides the interior of the cylinder body into a first inner cavity and a second inner cavity; the oil seal structure is arranged between the sealing partition plate and the ejection rod, the upper side and the lower side of the oil seal structure are provided with the wear-resistant rings, the limiting mechanisms are further arranged between the wear-resistant rings and the sealing partition plate and used for limiting the positions of the oil seal structure and the wear-resistant rings, and by means of the mode, the defects existing in the background technology are effectively overcome, and the oil seal structure is simple in structure, small in size and large in ejection force.
Description
Technical Field
The utility model relates to the technical field of cylinders, especially, relate to a double-deck piston cylinder.
Background
The cylinder is a cylindrical metal part for guiding the piston to do linear reciprocating motion in the cylinder, and consists of a cylinder barrel, an end cover, the piston, a piston rod, a sealing piece and the like. Air converts thermal energy into mechanical energy by expansion in an engine cylinder; the gas is compressed by a piston in a compressor cylinder to increase pressure. The pneumatic actuator converts the pressure energy of compressed gas into mechanical energy in pneumatic transmission. The cylinder has two types of reciprocating linear motion and reciprocating swing. The cylinder doing reciprocating linear motion can be divided into a single-acting cylinder, a double-acting cylinder, a diaphragm type cylinder and an impact cylinder. In the mechanical production field, the cylinder is generally used for being as kinetic energy drive element, and the specification of cylinder is different, and its size is also different, and on some automation equipment, frock clamp, the size of cylinder receives installation space's limitation, and if the size of cylinder is less, its ejecting force is also less relatively, and bearing capacity is not good enough.
Therefore, a solution is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double-deck piston cylinder effectively solves not enough that exists among the background art, and simple structure, small and the ejecting power is big.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a double-layer piston cylinder comprises a cylinder body and an ejector rod, wherein a sealing partition plate is fixed in the cylinder body and divides the interior of the cylinder body into a first inner cavity and a second inner cavity, the ejector rod sequentially penetrates through the first inner cavity and the second inner cavity and then extends out of the cylinder body, a first piston and a second piston are arranged on the ejector rod, the first piston is installed in the first inner cavity, and the second piston is installed in the second inner cavity; the oil seal structure is arranged between the sealing partition plate and the ejector rod, the upper side and the lower side of the oil seal structure are provided with wear-resisting rings, a limiting mechanism is further arranged between the wear-resisting rings and the sealing partition plate, and the limiting mechanism is used for limiting the positions of the oil seal structure and the wear-resisting rings.
Optionally, the limiting mechanism comprises a limiting plate and a clamping strip arranged below the limiting plate, the limiting plate is fixed to the upper end of the sealing partition plate, a clamping groove is further formed in the sealing partition plate and used for being installed in a matched mode with the clamping strip, and the limiting plate is installed on the sealing partition plate through the matched clamping between the clamping strip and the clamping groove.
Optionally, the limiting plate and the clamping strip are integrally formed.
Optionally, the position of cylinder body and sealed bulkhead installation still is provided with the mounting groove, the both sides of sealed bulkhead be equipped with the joint board of mounting groove matching installation.
Optionally, the volumes of the first and second lumens are the same.
Optionally, a pressure sensor is disposed in each of the first and second inner cavities.
Optionally, the pressure sensor further comprises a display panel, the display panel is electrically connected with the pressure sensor, and the display panel is provided with two pressure display units.
Optionally, a wireless receiving module is further arranged in the display panel, a wireless transmitting module is further connected to the pressure sensor, and the wireless transmitting module is connected with the wireless receiving module in a matched manner.
The utility model discloses a double-deck piston cylinder, its beneficial effect does:
1. two inner cavities are arranged in the cylinder body, and can pressurize the first piston and the second piston to drive the ejector rod together
Work is carried out, the ejection acting force of the air cylinder is improved, the whole size is small, the bearing capacity is strong, and the air cylinder greatly expands
The application range of the cylinder effectively solves the defects in the background technology;
2. a wear-resisting ring is arranged at the position of the oil seal mechanism, a limiting mechanism is arranged on the wear-resisting ring, and the limiting mechanism is arranged
The positions of the oil seal structure and the wear-resistant ring can be effectively limited, so that the oil seal structure is more stable in work and cannot be randomly used in work
The shaking cylinder greatly improves the working stability of the cylinder and enables the ejection rod to move back and forth more smoothly.
Drawings
FIG. 1 is a schematic diagram of the internal structure of a double-layer piston cylinder;
fig. 2 is a sectional view of the internal structure of a double-layered piston cylinder.
Detailed Description
The present invention is described with reference to the accompanying drawings.
As shown in fig. 1-2, as a preferred embodiment of the present invention:
a double-layer piston cylinder comprises a cylinder body 1 and an ejector rod 2, wherein a sealing partition plate 3 is fixed in the cylinder body 1, the sealing partition plate 3 divides the interior of the cylinder body 1 into a first inner cavity 4 and a second inner cavity 5, the ejector rod 2 sequentially penetrates through the first inner cavity 4 and the second inner cavity 5 and then extends out of the cylinder body 1, a first piston 6 and a second piston 7 are arranged on the ejector rod 2, the first piston 6 is installed in the first inner cavity 4, and the second piston 7 is installed in the second inner cavity 5; an oil seal structure 10 is arranged between the sealing partition plate 3 and the ejection rod 2, wear-resistant rings 11 are arranged on the upper side and the lower side of the oil seal structure 10, a limiting mechanism is further arranged between the wear-resistant rings 11 and the sealing partition plate 3, and the limiting mechanism is used for limiting the positions of the oil seal structure 10 and the wear-resistant rings 11.
Wherein, the below of first inner chamber 4 is provided with the air inlet, still be provided with interface channel between first inner chamber 4 and the second inner chamber 5, in operation, high-pressure gas gets into through the air inlet to the rebound of drive knock-out lever 2, high-pressure gas pressurizes first piston 6 and second piston 7, drive knock-out lever 2 simultaneously carries out work, thereby the ejecting effort of cylinder has been improved greatly, holistic volume is less, application range is wide, effectively solve exist among the background art not enoughly.
In addition, still be provided with wear ring 11 in the position of oil blanket mechanism, wear ring 11 is last still to be equipped with stop gear, and stop gear's setting can effectual restriction oil blanket structure 10 and wear ring 11 position, makes it more stable in the work, and the during operation can not wave at will, has improved the job stabilization nature of cylinder greatly, makes the round trip movement of knockout pin 2 more smooth and easy.
The limiting mechanism comprises a limiting plate 8 and a clamping strip 9 installed below the limiting plate 8, the limiting plate 8 is fixed to the upper end of the sealing partition plate 3, a clamping groove is further formed in the sealing partition plate 3 and used for being installed in a mode that the clamping strip 9 is matched with the clamping strip, and the limiting plate 8 is installed on the sealing partition plate 3 through matching clamping between the clamping strip 9 and the clamping groove.
The setting of limiting plate 8 can effectual restriction oil seal structure 10 and wear ring 11's position, makes more stable in work, and the during operation can not wave at will, has improved the job stabilization nature of cylinder greatly, makes the round trip movement of knockout rod 2 more smooth and easy. And moreover, the clamping mode that the clamping groove is matched with the clamping strip 9 is adopted, so that the installation is convenient, and the structure is firm.
In order to improve the structural strength of the connection between the limiting plate 8 and the clamping strip 9, the limiting plate 8 and the clamping strip 9 are integrally formed.
In order to make the more firm installation of sealed partition plate 3 in cylinder body 1, improve its stability at the during operation, the position of cylinder body 1 and the installation of sealed partition plate 3 still is provided with the mounting groove, the both sides of sealed partition plate 3 be equipped with joint board 12 of mounting groove matching installation.
Preferably, the volumes of the first and second chambers 4, 5 are the same in order to equalize the piston forces in both chambers.
In order to enable a user to observe the air pressure value and the air pressure change condition of the inner cavity more intuitively, pressure sensors are arranged in the first inner cavity 4 and the second inner cavity 5.
Preferably, the pressure sensor further comprises a display panel, the display panel is electrically connected with the pressure sensor, and the display panel is provided with two pressure display units.
In order to facilitate data transmission between the display panel and the pressure sensor and save a complicated process of using an electric wire for installation, a wireless receiving module is further arranged in the display panel, a wireless transmitting module is further connected to the pressure sensor, and the wireless transmitting module is connected with the wireless receiving module in a matched mode.
The utility model discloses a double-deck piston cylinder, its beneficial effect does:
1. the two inner cavities are arranged in the cylinder body 1, the first piston 6 and the second piston 7 can be pressurized to drive the ejection rod 2 to work together, the ejection acting force of the cylinder is improved, the whole cylinder is small in size and high in bearing capacity, the application range of the cylinder is greatly expanded, and the defects in the background art are effectively overcome;
2. still be provided with wear-resisting ring 11 in oil blanket mechanism's position, still be equipped with stop gear on the wear-resisting ring 11, stop gear's setting can effectual restriction oil blanket structure 10 and wear-resisting ring 11 position, makes it more stable in work, and the during operation can not wave at will, has improved the job stabilization nature of cylinder greatly, makes the round trip movement of knockout pin 2 more smooth and easy.
Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and modifications and variations of the present invention are also intended to fall within the scope of the appended claims. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (8)
1. A double-layer piston cylinder comprises a cylinder body and an ejector rod, and is characterized in that a sealing partition plate is fixed in the cylinder body and divides the interior of the cylinder body into a first inner cavity and a second inner cavity, the ejector rod sequentially penetrates through the first inner cavity and the second inner cavity and then extends out of the cylinder body, a first piston and a second piston are arranged on the ejector rod, the first piston is installed in the first inner cavity, and the second piston is installed in the second inner cavity;
the oil seal structure is arranged between the sealing partition plate and the ejector rod, the upper side and the lower side of the oil seal structure are provided with wear-resisting rings, a limiting mechanism is further arranged between the wear-resisting rings and the sealing partition plate, and the limiting mechanism is used for limiting the positions of the oil seal structure and the wear-resisting rings.
2. The double-layer piston cylinder as claimed in claim 1, wherein the limiting mechanism comprises a limiting plate and a clamping strip arranged below the limiting plate, the limiting plate is fixed at the upper end of the sealing partition plate, a clamping groove is further formed in the sealing partition plate, the clamping groove is used for being matched with the clamping strip to be installed, and the limiting plate is installed on the sealing partition plate through matching clamping between the clamping strip and the clamping groove.
3. The double-deck piston cylinder of claim 2, wherein the retainer plate and the retainer strip are integrally formed with each other.
4. The double-layer piston cylinder as claimed in claim 1, wherein the cylinder body and the sealing partition plate are further provided with mounting grooves, and clamping plates matched with the mounting grooves are arranged on two sides of the sealing partition plate.
5. The double-deck piston cylinder of claim 1, wherein said first and second internal chambers are each of the same volume.
6. The dual-deck piston cylinder of claim 1, wherein a pressure sensor is disposed in each of said first and second internal chambers.
7. The double-deck piston cylinder of claim 6, further comprising a display panel electrically connected to said pressure sensor, said display panel having two pressure display units thereon.
8. The double-layer piston cylinder as claimed in claim 7, wherein a wireless receiving module is further arranged in the display panel, a wireless transmitting module is further connected to the pressure sensor, and the wireless transmitting module is connected with the wireless receiving module in a matched manner.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221685870.3U CN217926547U (en) | 2022-07-01 | 2022-07-01 | Double-layer piston cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221685870.3U CN217926547U (en) | 2022-07-01 | 2022-07-01 | Double-layer piston cylinder |
Publications (1)
Publication Number | Publication Date |
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CN217926547U true CN217926547U (en) | 2022-11-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221685870.3U Active CN217926547U (en) | 2022-07-01 | 2022-07-01 | Double-layer piston cylinder |
Country Status (1)
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CN (1) | CN217926547U (en) |
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2022
- 2022-07-01 CN CN202221685870.3U patent/CN217926547U/en active Active
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