CN220081816U - Cylinder movement change regulator - Google Patents
Cylinder movement change regulator Download PDFInfo
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- CN220081816U CN220081816U CN202223399038.XU CN202223399038U CN220081816U CN 220081816 U CN220081816 U CN 220081816U CN 202223399038 U CN202223399038 U CN 202223399038U CN 220081816 U CN220081816 U CN 220081816U
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- sealing ring
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- 230000033001 locomotion Effects 0.000 title claims abstract description 24
- 230000001105 regulatory effect Effects 0.000 claims abstract description 40
- 238000007789 sealing Methods 0.000 claims description 42
- 230000007704 transition Effects 0.000 claims description 34
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
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Abstract
The utility model discloses a cylinder movement change regulator, which comprises a shell, wherein an air inlet channel, a first air chamber, a second air chamber, a third air chamber, a volume cavity and an exhaust channel which are sequentially communicated are arranged in the shell; a first flow regulating valve installed in the first air chamber and used for regulating the flow of air into the first air chamber; a second flow rate adjusting valve installed in the second air chamber and for adjusting the flow rate of the air from the second air chamber into the third air chamber; the volume type regulating valve is arranged in the third air chamber and comprises a valve body and a valve core assembly, the volume cavity is arranged in the valve body, the valve core assembly is movably arranged in the volume cavity and used for regulating the size of the volume cavity, a plurality of vent holes used for communicating the third air chamber are formed in the side wall of the volume cavity, and the bottom of the volume cavity is communicated with an exhaust channel. The regulator of the scheme can enable the cylinder to move to realize positioning and speed reduction, so that two sections of different movement conditions are achieved.
Description
Technical Field
The utility model relates to the technical field of cylinder equipment, in particular to a cylinder movement change regulator.
Background
The cylinder refers to a pneumatic actuator for converting the pressure energy of compressed gas into mechanical energy in pneumatic transmission. The gas circuit of current cylinder switches and all is realized through the solenoid valve, adopts the solenoid valve to carry out the motion control of cylinder can lead to the cylinder piston rod to be great at the velocity of movement that forms the end, and is great to the impact force of piston end cover, influences the life of cylinder. Therefore, a regulator which is matched with the air cylinder and can realize positioning and speed reduction needs to be developed and designed.
Disclosure of Invention
Aiming at the technical problems in the background technology, the utility model aims to provide a cylinder movement change regulator, which can realize positioning and speed reduction of the cylinder movement, achieve two different movement conditions and prolong the service life of the cylinder.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a cylinder motion change adjuster, comprising:
the air inlet end of the air inlet channel is used for being connected with an air outlet of the air cylinder, and the air outlet end of the air outlet channel is used for being connected with an air inlet of the air pump;
a first flow regulating valve installed in the first air chamber and used for regulating the flow of air into the first air chamber;
a second flow regulating valve installed in the second air chamber and used for regulating the flow of air from the second air chamber into the third air chamber;
the volume type regulating valve is arranged in the third air chamber and comprises a valve body and a valve core assembly, the volume cavity is arranged in the valve body, the valve core assembly is movably arranged in the volume cavity and used for regulating the size of the volume cavity, a plurality of vent holes used for communicating the third air chamber are formed in the side wall of the volume cavity, and the bottom of the volume cavity is communicated with the exhaust channel.
Further, a transition plenum is included. The side wall of the transition air chamber is provided with an air inlet channel communicated with the air inlet channel, a first air channel communicated with the first air chamber, a second air channel communicated with the second air chamber and a third air channel communicated with the third air chamber. The inside of the transition air chamber is fixedly provided with an air duct, and the inside of the air duct is divided into a first transition air chamber and a second transition air chamber which are not communicated with each other through a partition plate. The side wall of the first transition air chamber is provided with an air inlet hole communicated with the air inlet channel and a first air hole communicated with the first air channel. And a second air hole communicated with the second air passage is formed in the side wall of the second transition air chamber, and a third air hole communicated with the third air passage is formed in the end face of the second transition air chamber.
The outer diameter of the air duct is smaller than the diameter of the transition air chamber, and a first sealing ring, a second sealing ring, a third sealing ring and a fourth sealing ring which are respectively in sealing fit with the inner wall surface of the transition air chamber are sequentially arranged on the outer wall surface of the air duct along the length direction. The first sealing ring, the second sealing ring and the outer wall surface of the air duct are surrounded to form a first annular air cavity for communicating the first air passage and the first air hole. And a second annular air cavity used for communicating the air inlet channel and the air inlet hole is formed by surrounding the second sealing ring, the third sealing ring and the outer wall surface of the air duct. And a third annular air cavity used for communicating the second air passage and the second air hole is formed by surrounding the third sealing ring, the fourth sealing ring and the outer wall surface of the air duct.
Preferably, the air inlet, the first air hole and the second air hole are respectively provided with a plurality of air holes.
Further, in order to better control the gas pressure in the first air chamber, a plurality of ventilation holes communicated with the outside are formed in the side wall of one side, far away from the second air chamber, of the first air chamber, and a pressure balance ventilation film is fixedly arranged on the inner wall surface of the first air chamber at the positions of the plurality of ventilation holes.
Further, in order to facilitate adjustment, the first flow adjusting valve, the second flow adjusting valve and the valve core assembly respectively comprise adjusting screws, and the tail ends of the adjusting screws are provided with adjusting knobs.
Preferably, in order to enable adjustment more easily, the outer circumferential wall of the adjustment knob is provided with anti-slip patterns.
Preferably, in order to prevent the adjusting screw from running after the adjustment is completed, a fastening nut which is in threaded connection with the outer side of the adjusting screw and is used for secondary locking is further included.
Further, in order to better realize the sealing fit of the bottom of the positive displacement regulating valve and the bottom of the third air chamber, a clamping groove is formed in the bottom of the third air chamber, a sealing ring is installed at the bottom of the outer side of the positive displacement regulating valve in a clamping mode, and the sealing ring is in sealing fit with the clamping groove.
Preferably, in order to prevent the gas from flowing back into the regulator, a one-way valve is fixedly arranged in the exhaust passage.
The utility model has the following beneficial effects:
1. the first flow regulating valve is regulated to ensure that the air flow entering the first air chamber reaches a certain level, the second flow regulating valve is regulated to ensure that the air flow from the second air chamber to the third air chamber reaches a specified level, and finally the volumetric regulating valve is regulated to ensure that the air flow entering the volumetric cavity is full and the pressure is consistent with the outside, so that the air cylinder can move to achieve a deceleration effect, two sections of different movement conditions are achieved, and the service life of the air cylinder is prolonged;
2. through setting up transition air chamber and setting up the air duct in the transition air chamber, can realize that the air current is two leads to for inlet air and give vent to anger and be located same one side, facilitate the use.
3. The regulator has high integration level, compact structure, low manufacturing cost and convenient and quick use, and can be matched with any cylinder for use.
Drawings
FIG. 1 is a schematic diagram of a regulator according to the present utility model.
Fig. 2 is a diagram of the gas path of the present utility model.
Description of main reference numerals: 10. a housing; 100. an air intake passage; 101. a first air chamber; 102. a second air chamber; 103. a third air chamber; 1030. a clamping groove; 104. a volume chamber; 105. an exhaust passage; 106. a vent hole; 1070. an air inlet channel; 1071. a first airway; 1072. a second airway; 1073. a third airway; 108. ventilation holes; 1000. adjusting a screw; 1001. an adjustment knob; 1002. anti-skid lines; 1003. fastening a screw cap; 11. a first flow regulating valve; 12. a second flow regulating valve; 13. a positive displacement regulator valve; 130. a seal ring; 131. a valve body; 132. a valve core assembly; 14. an air duct; 140. an air inlet hole; 141. a first air hole; 142. a second air hole; 143. a third air hole; 1400. a partition plate; 1401. a first transition plenum; 1402. a second transition plenum; 15. a pressure-balanced breathable film; 16. a one-way valve; 21. a first seal ring; 22. a second seal ring; 23. a third seal ring; 24. a fourth seal ring; 201. a first annular air cavity; 202. a second annular air cavity; 203. and a third annular air cavity.
Detailed Description
The utility model will be further described with reference to the drawings and detailed description.
As shown in fig. 1, the present utility model discloses a cylinder motion variation regulator including a housing 10, a first flow rate regulating valve 11, a second flow rate regulating valve 12, and a positive displacement regulating valve 13.
The inside of the shell 10 is provided with an air inlet channel 100, a first air chamber 101, a second air chamber 102, a third air chamber 103, a volume cavity 104 and an air outlet channel 105 which are sequentially communicated, wherein the air inlet end of the air inlet channel 100 is used for being connected with an air outlet of an air cylinder, and the air outlet end of the air outlet channel 105 is used for being connected with an air inlet of an air pump. Preferably, in order to prevent the gas from flowing back into the regulator, a check valve 16 is fixedly installed in the exhaust passage 105.
The first flow rate adjustment valve 11 is installed in the first air chamber 101 and is used to adjust the amount of air flow into the first air chamber 101, and the second flow rate adjustment valve 12 is installed in the second air chamber 102 and is used to adjust the amount of air flow from the second air chamber 102 into the third air chamber 103.
The positive displacement regulating valve 13 is arranged in the third air chamber 103 and comprises a valve body 131 and a valve core assembly 132, the positive displacement cavity 104 is arranged in the valve body 131, the valve core assembly 132 is movably arranged in the positive displacement cavity 104 and is used for regulating the size of the positive displacement cavity 104, a plurality of vent holes 106 used for communicating the third air chamber 103 are formed in the side wall of the positive displacement cavity 104, and the bottom of the positive displacement cavity 104 is communicated with the exhaust passage 105. A clamping groove 1030 is formed in the bottom of the third air chamber 103, a sealing ring 130 is mounted on the outer bottom of the positive-displacement regulating valve 13 in a clamping mode, and the sealing ring 130 is in sealing fit with the clamping groove 1030.
Preferably, the regulator of the present utility model further comprises a transition plenum. The side wall of the transition air chamber is provided with an air inlet 1070 communicated with the air inlet channel 100, a first air channel 1071 communicated with the first air chamber 101, a second air channel 1072 communicated with the second air chamber 102 and a third air channel 1073 communicated with the third air chamber 103. An air duct 14 is fixedly installed in the transition air chamber, and the interior of the air duct 14 is divided into a first transition air chamber 1401 and a second transition air chamber 1402 which are not communicated with each other by a partition 1400. The sidewall of the first transition plenum 1401 is provided with an air inlet 140 for communicating with the air inlet 1070 and a first air hole 141 for communicating with the first air channel 1071. The side wall of the second transition air chamber 1402 is provided with a second air hole 142 communicated with a second air passage 1072, and the end surface is provided with a third air hole 143 communicated with a third air passage 1073.
Wherein, air duct 14 and transition air chamber are cylindric structure, and the external diameter of air duct 14 is less than the diameter of transition air chamber. The outer wall surface of the air duct 14 is provided with a first sealing ring 21, a second sealing ring 22, a third sealing ring 23 and a fourth sealing ring 24 which are respectively in sealing fit with the inner wall surface of the transition air chamber along the length direction. The first sealing ring 21, the second sealing ring 22 and the outer wall surface of the air duct 14 are surrounded to form a first annular air cavity 201 for communicating the first air passage 1071 with the first air hole 141. The second sealing ring 22, the third sealing ring 23 and the outer wall surface of the air duct 14 are surrounded to form a second annular air cavity 202 for communicating the air inlet 1070 and the air inlet 140. The third sealing ring 23, the fourth sealing ring 24 and the outer wall surface of the air duct 14 are surrounded to form a third annular air cavity 203 for communicating the second air duct 1072 and the second air hole 142.
Preferably, in order to make the circulation of the gas smoother, the air inlet holes 140, the first air holes 141 and the second air holes 142 are respectively provided in several numbers.
The side wall of the first air chamber 101 far away from the second air chamber 102 is provided with a plurality of ventilation holes 108 communicated with the outside, and the inner wall surface of the first air chamber 101 is fixedly provided with a pressure balance ventilation film 15 at the positions of the ventilation holes 108. When the pressure in the first air chamber 101 exceeds a certain value, air is discharged from the plurality of air holes 108 through the pressure balancing air permeable membrane 15, and the casing 10 is correspondingly provided with air permeable holes.
The first flow rate adjusting valve 11, the second flow rate adjusting valve 12 and the valve core assembly 1032 each include an adjusting screw 1000, and an adjusting knob 1001 is provided at the end of the adjusting screw 1000. Preferably, the outer circumferential wall of the adjusting knob 1001 is provided with anti-slip patterns 1002. Preferably, a tightening nut 1003 is also included that is threaded on the outside of the adjustment screw 1000 for secondary locking. After adjustment of adjustment screw 1000 is completed, tightening nut 1003 is tightened to prevent running of adjustment screw 1000.
The working principle of the utility model is as follows: the assembled regulator is connected with the cylinder and the air pump respectively, wherein the air inlet end of the air inlet channel 100 is connected with the air outlet of the cylinder, the air outlet end of the air outlet channel 105 is connected with the air inlet of the air pump, and the air outlet of the air pump is connected with the air inlet of the cylinder. The air pump is started, as shown in fig. 2, the air coming out from the air outlet of the air cylinder sequentially passes through the air inlet channel 100, the air inlet channel 1070, the second annular air chamber 202, the air inlet hole 140, the first transition air chamber 1401, the first air hole 141, the first annular air chamber 201, the first air channel 1071, the first air chamber 101, the first flow regulating valve 11, the second flow regulating valve 12, the second air channel 1072, the third annular air chamber 203, the second air hole 142, the second transition air chamber 1402, the third air hole 143, the third air chamber 103, the air vent 106, the volume chamber 104, the air outlet channel 105 and the one-way valve 16, and finally enters the air inlet of the air pump. During adjustment, the first flow adjusting valve 11 is adjusted to achieve initial adjustment, so that the air flow entering the first air chamber 101 reaches a certain level, the second flow adjusting valve 12 is adjusted to achieve fine adjustment, so that the air flow from the second air chamber 102 to the third air chamber 103 reaches a specified level, and finally the positive displacement adjusting valve 13 is adjusted, so that the air flow entering the positive displacement cavity 104 is full and the pressure is consistent with the outside, the air cylinder can move to achieve a deceleration effect, two different movement conditions are achieved, and the service life of the air cylinder is prolonged.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (10)
1. A cylinder motion change adjuster, characterized by comprising:
the air inlet end of the air inlet channel is used for being connected with an air outlet of the air cylinder, and the air outlet end of the air outlet channel is used for being connected with an air inlet of the air pump;
a first flow regulating valve installed in the first air chamber and used for regulating the flow of air into the first air chamber;
a second flow regulating valve installed in the second air chamber and used for regulating the flow of air from the second air chamber into the third air chamber;
the volume type regulating valve is arranged in the third air chamber and comprises a valve body and a valve core assembly, the volume cavity is arranged in the valve body, the valve core assembly is movably arranged in the volume cavity and used for regulating the size of the volume cavity, a plurality of vent holes used for communicating the third air chamber are formed in the side wall of the volume cavity, and the bottom of the volume cavity is communicated with the exhaust channel.
2. A cylinder movement variation regulator according to claim 1, wherein: the air inlet channel, the first air channel, the second air channel and the third air channel are respectively arranged on the side wall of the transition air chamber, the first air channel is communicated with the air inlet channel, the second air channel is communicated with the second air channel, the third air channel is communicated with the third air channel, an air duct is fixedly arranged in the transition air chamber, the first transition air chamber and the second transition air chamber which are not communicated with each other are separated into the inside of the air duct through a partition plate, an air inlet hole and a first air hole are arranged on the side wall of the first transition air chamber, the first air hole is communicated with the air inlet channel, the second air hole is arranged on the side wall of the second transition air chamber, the second air hole is communicated with the second air channel, and the third air hole is arranged on the end face.
3. A cylinder movement variation regulator according to claim 2, wherein: the outer diameter of the air duct is smaller than the diameter of the transition air chamber, a first sealing ring, a second sealing ring, a third sealing ring and a fourth sealing ring which are respectively in sealing fit with the inner wall surface of the transition air chamber are sequentially arranged on the outer wall surface of the air duct along the length direction, a first annular air cavity used for communicating the first air duct with the first air hole is formed by surrounding the outer wall surface of the first sealing ring, the second sealing ring, the third sealing ring and the outer wall surface of the air duct, a second annular air cavity used for communicating the air duct with the air inlet hole is formed by surrounding the outer wall surface of the second air duct, the fourth sealing ring and the outer wall surface of the air duct, and a third annular air cavity used for communicating the second air duct with the second air hole is formed by surrounding the outer wall surface of the third sealing ring and the air duct.
4. A cylinder movement variation regulator according to claim 3, wherein: the air inlet, the first air hole and the second air hole are respectively provided with a plurality of air inlets.
5. A cylinder movement variation regulator according to claim 1, wherein: the side wall of the first air chamber, which is far away from one side of the second air chamber, is provided with a plurality of air holes communicated with the outside, and the inner wall surface of the first air chamber is fixedly provided with a pressure balance breathable film at the positions of the plurality of air holes.
6. A cylinder movement variation regulator according to claim 1, wherein: the first flow regulating valve, the second flow regulating valve and the valve core assembly respectively comprise regulating screws, and the tail ends of the regulating screws are provided with regulating knobs.
7. A cylinder movement variation regulator according to claim 6, wherein: the periphery wall of the adjusting knob is provided with anti-skid patterns.
8. A cylinder movement variation regulator according to claim 6, wherein: the locking device also comprises a fastening nut which is connected with the outer side of the adjusting screw in a threaded way and used for secondary locking.
9. A cylinder movement variation regulator according to claim 1, wherein: the bottom of the third air chamber is provided with a clamping groove, the outer bottom of the positive displacement regulating valve is connected with a sealing ring in a clamping mode, and the sealing ring is in sealing fit with the clamping groove.
10. A cylinder movement variation regulator according to claim 1, wherein: and a one-way valve is fixedly arranged in the exhaust channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223399038.XU CN220081816U (en) | 2022-12-19 | 2022-12-19 | Cylinder movement change regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223399038.XU CN220081816U (en) | 2022-12-19 | 2022-12-19 | Cylinder movement change regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220081816U true CN220081816U (en) | 2023-11-24 |
Family
ID=88824248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223399038.XU Active CN220081816U (en) | 2022-12-19 | 2022-12-19 | Cylinder movement change regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220081816U (en) |
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2022
- 2022-12-19 CN CN202223399038.XU patent/CN220081816U/en active Active
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