CN220982602U - Air permeability test fixture of rubber piston - Google Patents
Air permeability test fixture of rubber piston Download PDFInfo
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- CN220982602U CN220982602U CN202322829862.2U CN202322829862U CN220982602U CN 220982602 U CN220982602 U CN 220982602U CN 202322829862 U CN202322829862 U CN 202322829862U CN 220982602 U CN220982602 U CN 220982602U
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- rubber piston
- rubber
- guide frame
- air permeability
- permeability test
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 230000035699 permeability Effects 0.000 title claims abstract description 31
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 13
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 13
- 241001330002 Bambuseae Species 0.000 claims description 13
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 13
- 239000011425 bamboo Substances 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000010030 laminating Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses an air permeability test fixture for a rubber piston, which comprises a rubber piston guide frame, wherein a rectangular through groove is formed in the inner wall of the rubber piston guide frame, a rubber driving wheel is rotatably arranged in the rectangular through groove, a driving motor is arranged on the outer wall of the rubber piston guide frame, the rubber driving wheel is sleeved on the periphery of an output shaft of the driving motor, a stand column is fixed at the top of one end, far away from the driving motor, of the rubber piston guide frame, a pressing part is arranged between the side wall of the stand column and the end part of the rubber piston guide frame, and a rubber piston limiting cylinder is attached to the end part of the rubber piston guide frame and is positioned under the pressing part. When the air permeability test device is used for carrying out air permeability test, the rubber pistons are conveniently put in and taken out in sequence, manual taking and placing are not needed, the air permeability test efficiency can be effectively improved, and the air permeability test accuracy can be ensured.
Description
Technical Field
The utility model relates to the technical field of air permeability detection, in particular to an air permeability testing tool for a rubber piston.
Background
Rubber pistons are a high precision mechanical part and are commonly used in a variety of fields. The rubber piston is made of rubber material and has excellent sealing performance and wear resistance. Rubber pistons are also used in the automotive industry, where they are used in automotive engines to control compression and exhaust of cylinders. Before the rubber piston leaves the factory to be used, the air tightness of the rubber piston needs to be detected, so that an air permeability testing tool needs to be used.
The application number CN202121772835.0 discloses an air tightness detection device for detecting the quality of a rubber plug, which comprises air tightness detection equipment, a top plate, a bottom plate and a limiting plate, and has the following beneficial effects compared with the prior art: through four supplementary spacing poles that set up for electric hydraulic push rod drives limiting plate and spill metal casing more stable when reciprocating, has guaranteed the leakproofness between spill metal casing and the fixed platen, thereby can carry out accurate detection to the rubber buffer quality.
When detecting rubber piston gas permeability in batches, because the quantity of detecting is more, need the manual work to get when detecting rubber piston and put the rubber piston, lead to rubber piston gas permeability detection efficiency low, for this reason, we propose a gas permeability test fixture of rubber piston.
Disclosure of utility model
The utility model mainly aims to provide the air permeability testing tool for the rubber piston, which is convenient to put in and take out the rubber piston in sequence during air permeability testing, does not need to be manually taken and put, can effectively improve air permeability testing efficiency, can ensure air permeability testing accuracy, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a gas permeability test fixture of rubber piston, includes rubber piston guide frame, the inner wall structure of rubber piston guide frame has the rectangle logical groove that the symmetry set up, and the rectangle leads to the inslot rotation and install the rubber drive wheel, driving motor is installed to the outer wall of rubber piston guide frame, and the rubber drive wheel cover is established in driving motor's output shaft periphery, one end top that driving motor was kept away from to rubber piston guide frame is fixed with the stand that the symmetry set up, and installs the part of pushing down between stand lateral wall and the rubber piston guide frame tip, the laminating of the tip of rubber piston guide frame has the spacing section of thick bamboo of rubber piston that is located under the part of pushing down, and the periphery structure of the spacing section of thick bamboo of rubber piston has the semicircle to lead to the groove, and the semicircle leads to the inslot and install the pulling-out part that is connected with the part of pushing down, the internal connection of the spacing section of thick bamboo of rubber piston has the gas tightness detector.
Further, the pushing component comprises a side frame, a fixing plate, a vertical electric telescopic rod and a pressing plate, wherein the side frame is fixed between the side walls of the stand column, the fixing plate is fixed between the inner walls of the side frame, the vertical electric telescopic rod is arranged on the surface of the fixing plate, and the pressing plate is fixed at the bottom of a piston rod of the vertical electric telescopic rod.
Further, pull out the part including parcel ring, connecting rod, montant and horizontal electric telescopic handle, parcel ring slidable mounting is in the semicircle through groove, and the inner periphery of the spacing section of thick bamboo of rubber piston be constructed with the semicircle recess of parcel ring adaptation, the connecting rod is fixed in the periphery of parcel ring, montant fixed mounting is at the tip of connecting rod, horizontal electric telescopic handle level sets up and installs on pushing down the part, and montant fixed mounting is at horizontal electric telescopic handle's piston rod tip.
Further, the inner periphery of the rubber piston limiting cylinder is integrally formed with a supporting ring positioned below the pull-out part, a cross plate is fixed on the inner periphery of the supporting ring, and a plurality of ventilation holes are formed in the surface of the cross plate.
Further, the periphery of the rubber piston limiting cylinder is attached with a temporary storage ring.
Further, the diameter of the lower pressing plate is smaller than the inner peripheral diameter of the rubber piston limiting cylinder and larger than the inner peripheral diameter of the supporting ring.
Further, supporting legs are fixed at the bottom of the rubber piston guide frame and distributed in a rectangular array.
Compared with the prior art, the utility model has the following beneficial effects:
According to the ventilation property testing tool for the rubber piston, when ventilation property detection is carried out, the rubber piston to be detected is conveniently put in and taken out in sequence through the rubber piston guide frame, the driving motor, the rubber driving wheel, the rubber piston limiting cylinder and the pull-out part, manual taking and placing are not needed, and ventilation property testing efficiency of the rubber piston can be effectively improved;
This gas permeability test fixture of rubber piston through the part that pushes down, supporting ring and the cross board that set up, can push down the rubber piston on the supporting ring during the test to effectively reduce the deformation of rubber piston under the supporting ring effect, avoid rubber piston and supporting ring laminating not tight and appear the clearance, guarantee the gas permeability test accuracy of rubber piston.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a ventilation property test fixture for a rubber piston.
Fig. 2 is a schematic structural diagram of a pressing component of the air permeability test tool for a rubber piston.
Fig. 3 is a schematic structural view of a pull-out part of a ventilation property testing tool for a rubber piston.
In the figure: 1. support legs; 2. a rubber piston guide frame; 3. a driving motor; 4. a rubber driving wheel; 5. a column; 6. a side frame; 7. a fixing plate; 8. a vertical electric telescopic rod; 9. a lower pressing plate; 10. a rubber piston limit cylinder; 11. a support ring; 12. a cross plate; 13. a wrapping ring; 14. a connecting rod; 15. a vertical rod; 16. a transverse electric telescopic rod; 17. an air tightness detector; 18. the ring is temporarily stored.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, an air permeability test fixture for a rubber piston comprises a rubber piston guide frame 2, wherein a rectangular through groove which is symmetrically arranged is constructed on the inner wall of the rubber piston guide frame 2, a rubber driving wheel 4 is rotatably arranged in the rectangular through groove, a driving motor 3 is arranged on the outer wall of the rubber piston guide frame 2, the rubber driving wheel 4 is sleeved on the periphery of an output shaft of the driving motor 3, a stand column 5 which is symmetrically arranged is fixed at the top of one end of the rubber piston guide frame 2 far away from the driving motor 3, a pressing part is arranged between the side wall of the stand column 5 and the end part of the rubber piston guide frame 2, a rubber piston limiting cylinder 10 which is positioned right below the pressing part is attached to the end part of the rubber piston guide frame 2, a semicircular through groove is constructed on the periphery of the rubber piston limiting cylinder 10, a pulling part which is connected with the pressing part is arranged in the semicircular through groove, the periphery laminating of the spacing section of thick bamboo of rubber piston 10 has interim storage ring 18, the inside of the spacing section of thick bamboo of rubber piston 10 has airtight detector 17, airtight detector 17 is the air leakage tester of optional model AL-900, judge the gas permeability effect through the differential pressure variation numerical value that detects, the inner periphery one-tenth of the spacing section of thick bamboo of rubber piston 10 has the supporting ring 11 that is located the pullout part below, the supporting ring 11 is used for supporting the rubber piston that gets into in the spacing section of thick bamboo of rubber piston 10, and the inner periphery of supporting ring 11 is fixed with cross plate 12, the surface construction of cross plate 12 has a plurality of bleeder vents, the backup pad is used for preventing that the rubber piston takes place the deformation of great scope, the bleeder vent is used for reducing the area of contact of rubber piston and cross plate 12, the bottom of rubber piston guide frame 2 is fixed with supporting leg 1, and supporting leg 1 is rectangular array and distributes.
For fixed with the pushing down of throwing into the spacing section of thick bamboo of rubber piston 10 for rubber piston edge side laminating is on holding ring 11, pushes down the part and includes side frame 6, fixed plate 7, vertical electric telescopic handle 8 and holding down plate 9, and side frame 6 is fixed between the lateral wall of stand 5, and fixed plate 7 is fixed between the inner wall of side frame 6, and vertical electric telescopic handle 8 installs at fixed plate 7 surface, and holding down plate 9 is fixed in the piston rod bottom of vertical electric telescopic handle 8, and the diameter of holding down plate 9 is less than the inner peripheral diameter of the spacing section of thick bamboo of rubber piston 10 and is greater than the inner peripheral diameter of holding up ring 11.
For conveniently pulling out the rubber piston after the test from the rubber piston limiting cylinder 10, avoid the manual work to take and delay time, promote the gas permeability test efficiency of rubber piston from this, pull-out part includes parcel ring 13, connecting rod 14, montant 15 and horizontal electric telescopic handle 16, parcel ring 13 slidable mounting is in the semicircle through groove, and the inner periphery of the rubber piston limiting cylinder 10 is constructed with the semicircle recess with parcel ring 13 adaptation, connecting rod 14 is fixed in the periphery of parcel ring 13, montant 15 fixed mounting is at the tip of connecting rod 14, horizontal electric telescopic handle 16 level setting is installed on pushing down the part, the lateral wall of side frame 6 and fixed plate 7 all is constructed with the round hole with horizontal electric telescopic handle 16 adaptation, horizontal electric telescopic handle 16 is installed and is fixed in the round hole, and montant 15 fixed mounting is at the piston rod tip of horizontal electric telescopic handle 16.
It should be noted that, the utility model relates to a ventilation property testing tool for rubber pistons, when in use, rubber pistons on a production line are directly put into a rubber piston guide frame 2, a driving motor 3 drives a rubber driving wheel 4 to rotate, under the action of the rubber driving wheel 4 attached to the edge of the rubber pistons, the rubber pistons are continuously driven to move towards one side of a rubber piston limit cylinder 10 until the rubber pistons fall into the surface of a supporting ring 11 in the rubber piston limit cylinder 10 from the edge of the rubber piston guide frame 2, a vertical electric telescopic rod 8 stretches to drive a lower pressing plate 9 to move downwards until the lower pressing plate 9 compacts the rubber pistons on the surface of the supporting ring 11, at the moment, a ventilation property detector 17 extracts air in a space below the rubber pistons of the rubber piston limit cylinder 10, the ventilation property of the rubber pistons is judged through the obtained differential pressure change value, after the test is finished, the vertical electric telescopic rod 8 is contracted, the lower pressing plate 9 is separated from the surface of the rubber pistons, and a horizontal electric telescopic rod 16 stretches, a piston rod 15 and a connecting rod 14 drives a wrapping ring 13 to move outwards when the rubber pistons move outwards until the rubber pistons fall into the outer side of the rubber piston limit cylinder 10, the temporary vertical rod 18 is controlled by the motor, and then the ventilation property is continuously monitored, and the ventilation property is continuously improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a gas permeability test fixture of rubber piston, includes rubber piston guide frame (2), its characterized in that, the inner wall structure of rubber piston guide frame (2) has the rectangle logical groove that the symmetry set up, and rectangle logical inslot rotation installs rubber drive wheel (4), driving motor (3) are installed to the outer wall of rubber piston guide frame (2), and rubber drive wheel (4) cover is established in driving motor (3) output shaft periphery, one end top that driving motor (3) was kept away from to rubber piston guide frame (2) is fixed with stand (5) that the symmetry set up, and installs down the part between stand (5) lateral wall and rubber piston guide frame (2) tip, the laminating of the tip of rubber piston guide frame (2) has rubber piston spacing section of thick bamboo (10) that are located down the part under, and the periphery of rubber piston spacing section of thick bamboo (10) is constructed with the semicircle logical groove, and the semicircle is led inslot and is installed the part of drawing out of being connected with the part that pushes down, the internal connection of rubber piston spacing section of thick bamboo (10) has gas tightness detector (17).
2. The air permeability test fixture of a rubber piston according to claim 1, wherein: the pressing component comprises a side frame (6), a fixing plate (7), a vertical electric telescopic rod (8) and a pressing plate (9), wherein the side frame (6) is fixed between the side walls of the upright post (5), the fixing plate (7) is fixed between the inner walls of the side frame (6), the vertical electric telescopic rod (8) is installed on the surface of the fixing plate (7), and the pressing plate (9) is fixed at the bottom of a piston rod of the vertical electric telescopic rod (8).
3. The air permeability test fixture of a rubber piston according to claim 1, wherein: the pull-out part comprises a wrapping ring (13), a connecting rod (14), a vertical rod (15) and a transverse electric telescopic rod (16), wherein the wrapping ring (13) is slidably installed in a semicircular through groove, a semicircular groove matched with the wrapping ring (13) is formed in the inner periphery of the rubber piston limiting cylinder (10), the connecting rod (14) is fixed on the periphery of the wrapping ring (13), the vertical rod (15) is fixedly installed at the end part of the connecting rod (14), the transverse electric telescopic rod (16) is horizontally installed on the pressing part, and the vertical rod (15) is fixedly installed at the end part of a piston rod of the transverse electric telescopic rod (16).
4. The air permeability test fixture of a rubber piston according to claim 1, wherein: the inner periphery of the rubber piston limiting cylinder (10) is integrally formed with a supporting ring (11) positioned below the pull-out part, a cross plate (12) is fixed on the inner periphery of the supporting ring (11), and a plurality of ventilation holes are formed in the surface of the cross plate (12).
5. The air permeability test fixture of a rubber piston according to claim 1, wherein: the periphery of the rubber piston limiting cylinder (10) is attached with a temporary storage ring (18).
6. The air permeability test fixture of a rubber piston according to claim 2, wherein: the diameter of the lower pressing plate (9) is smaller than the inner peripheral diameter of the rubber piston limiting cylinder (10) and larger than the inner peripheral diameter of the supporting ring (11).
7. The air permeability test fixture of a rubber piston according to claim 1, wherein: the bottom of the rubber piston guide frame (2) is fixedly provided with supporting legs (1), and the supporting legs (1) are distributed in a rectangular array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322829862.2U CN220982602U (en) | 2023-10-23 | 2023-10-23 | Air permeability test fixture of rubber piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322829862.2U CN220982602U (en) | 2023-10-23 | 2023-10-23 | Air permeability test fixture of rubber piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220982602U true CN220982602U (en) | 2024-05-17 |
Family
ID=91061963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322829862.2U Active CN220982602U (en) | 2023-10-23 | 2023-10-23 | Air permeability test fixture of rubber piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220982602U (en) |
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2023
- 2023-10-23 CN CN202322829862.2U patent/CN220982602U/en active Active
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