CN218271253U - Shell strength detection equipment - Google Patents
Shell strength detection equipment Download PDFInfo
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- CN218271253U CN218271253U CN202221527259.8U CN202221527259U CN218271253U CN 218271253 U CN218271253 U CN 218271253U CN 202221527259 U CN202221527259 U CN 202221527259U CN 218271253 U CN218271253 U CN 218271253U
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Abstract
The utility model discloses a shell intensity check out test set, include: go up the sealing plug, go up the top fixedly connected with fixed plate of sealing plug, the top fixed mounting of fixed plate has the air pump, the gas outlet intercommunication of air pump has the connecting pipe, be provided with the drive assembly that is used for the drive to go up the sealing plug and reciprocate on the fixed plate, it sets up the inside at the casing to go up the sealing plug, be provided with baroceptor and solenoid valve on the connecting pipe respectively, the inside pressure detection mechanism that is provided with of casing, pressure detection mechanism is located the below of sealing plug, this shell intensity check out test set is through the gas tightness of the change detection shell of monitoring atmospheric pressure value, the accuracy and the detection efficiency of testing result have effectively been improved, through setting up pressure detection mechanism in the below of last sealing plug, need not to remove the shell once more, just can carry out pressure test to the shell, and still can act as limiting fixture's function, a thing is multi-purpose, effectively reduce the detection cost, further improve detection efficiency.
Description
Technical Field
The utility model relates to a check out test set technical field, in particular to shell section of thick bamboo intensity check out test set.
Background
The shock absorber is required to be adopted in an automobile suspension system, the shock absorber mainly comprises a piston, a spring, a shell cylinder and the like, oil is stored in the shell cylinder, so that the shell cylinder not only needs to have stronger compressive strength, but also needs one end of the sleeve storing the oil to have sealing performance so as to avoid the effect that the oil leakage influences the shock absorber, the working effect of the shock absorber directly influences the running stability of an automobile and the service life of other parts, and the sealing performance and the compressive strength of the shell cylinder are very important to the automobile performance. At present, an end cover at the sealing end of a shell is welded on the shell in the shell production process, and the welding process inevitably causes the conditions of poor air tightness of a sleeve and the like, so that the welding tightness of the end cover of the shell needs to be detected. The detection means commonly adopted in production is that the sealed end of the automobile shock absorber sleeve is placed in water to observe whether bubbles are generated or only depends on the naked eye of a detector, the detection methods are low in efficiency, the detector is required to repeatedly confirm the result, the detection accuracy is low, the production quality of products and the production efficiency of a factory are seriously influenced, the shell barrel needs to be transferred to a pressure test table for pressure test after the air tightness detection is finished, the steps are complex, and the test efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a shell intensity check out test set to solve or at least alleviated one or more in the above-mentioned problem that exists among the prior art and the problem of other aspects.
In order to achieve the above object, the utility model discloses a main technical scheme include:
a casing strength detection apparatus comprising:
the sealing device comprises an upper sealing plug, wherein the top of the upper sealing plug is fixedly connected with a fixing plate, the top of the fixing plate is fixedly provided with an air pump, an air outlet of the air pump is communicated with a connecting pipe, the lower end of the connecting pipe penetrates through the upper sealing plug from top to bottom and is arranged below the upper sealing plug, a driving assembly for driving the upper sealing plug to move up and down is arranged on the fixing plate, the upper sealing plug is arranged inside the shell, and the connecting pipe is respectively provided with an air pressure sensor and an electromagnetic valve;
and a pressure detection mechanism is arranged in the shell and is positioned below the upper sealing plug.
In a casing strength detection apparatus according to the present invention, optionally, the driving assembly includes a first electric cylinder, the first electric cylinder is fixedly installed at the top of the casing, a lower end of a piston rod of the first electric cylinder penetrates through the top of the casing in a sliding manner and extends into the casing, a shape frame 20866is fixedly connected to the bottom of the piston rod of the first electric cylinder, and the bottom of the shape frame 20866is fixedly connected to the top of the fixing plate.
According to the utility model discloses a shell section of thick bamboo intensity check out test set, optionally, pressure measurement mechanism includes pressure sensor, one side fixedly connected with clamp plate of pressure sensor, the clamp plate is located the inside of casing, pressure sensor's opposite side fixedly connected with fixed block, there is the second electricity jar side through mounting panel fixed mounting of casing, the tip of the piston rod of second electricity jar with the side fixed connection of fixed block.
According to the utility model discloses a shell intensity check out test set, optionally, the casing is kept away from one side screw rotation of second electric jar is connected with the threaded rod, the one end of threaded rod is rotated and is connected with the baffle, the baffle is located the inside of casing.
According to the utility model discloses a shell intensity check out test set, optionally, the threaded rod is kept away from the one end fixedly connected with handle of baffle.
According to the utility model discloses a shell intensity check out test set, optionally, go up the sealing plug and set up to the frustum form.
According to the utility model discloses a shell intensity check out test set, optionally, one side of casing is the opening setting, the opening side of casing is provided with the door plant.
According to the utility model discloses a shell intensity check out test set, optionally, be provided with the toughened glass window on the door plant, the toughened glass window is transparent setting.
The utility model discloses possess following beneficial effect at least:
the utility model discloses a first electric jar drives the upper seal stopper and fills in the top of shell section of thick bamboo spare that awaits measuring, then start the air pump, carry out the pressurization operation to the shell section of thick bamboo spare inside that awaits measuring, when the shell section of thick bamboo spare internal pressure that awaits measuring reaches standard specified value, close solenoid valve and air pump, observe after a period of time whether the pressure value that baroceptor monitored reduces, if there is not obvious change, then think that this shell section of thick bamboo spare leakproofness is good, if there is obvious reduction in pressure value, then think that this shell section of thick bamboo spare leakproofness is relatively poor, through the change detection shell section of thick bamboo's gas tightness of the detection of observation atmospheric pressure value, the accuracy and the detection efficiency of testing result have effectively been improved;
the pressure detection mechanism is arranged below the upper sealing plug, so that the shell can be subjected to pressure test without moving the shell once again, and the shell can also serve as a limiting clamp, so that the pressure test device is multifunctional, the detection cost is effectively reduced, and the detection efficiency is further improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the present invention when the door panel is not installed;
fig. 3 is a schematic sectional view of the upper sealing plug of the present invention.
The reference numbers illustrate:
1. a housing; 2. a first electric cylinder; 3. a door panel; 4. tempering the glass window; 5. a controller; 6. a display screen; 9. a threaded rod; 10. a handle; 11. a baffle plate; 12. pressing a plate; 13. a pressure sensor; 14. a fixed block; 15. a second electric cylinder; 17. an upper sealing plug; 18. a fixing plate; 19. 20866; 20. mounting a plate; 21. an air pump; 22. a connecting pipe; 23. an electromagnetic valve; 24. an air pressure sensor.
Detailed Description
Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.
Referring to fig. 1 to 3, in the embodiment of the present invention,
a casing strength detection apparatus comprising: the device comprises an upper sealing plug 17 and a pressure detection mechanism, wherein the top of the upper sealing plug 17 is fixedly connected with a fixing plate 18, the top of the fixing plate 18 is fixedly provided with an air pump 21, an air outlet of the air pump 21 is communicated with a connecting pipe 22, the lower end of the connecting pipe 22 penetrates through the upper sealing plug 17 from top to bottom in a sealing manner and is arranged below the upper sealing plug 17, the fixing plate 18 is provided with a driving assembly for driving the upper sealing plug 17 to move up and down, the upper sealing plug 17 is arranged inside a shell 1, and the connecting pipe 22 is respectively provided with an air pressure sensor 24 and an electromagnetic valve 23;
pressure measurement mechanism sets up inside casing 1, pressure measurement mechanism is located the below of last sealing plug 17, pressure measurement mechanism includes pressure sensor 13, one side fixedly connected with clamp plate 12 of pressure sensor 13, clamp plate 12 is located the inside of casing 1, pressure sensor 13's opposite side fixedly connected with fixed block 14, 20 fixed mounting have the second electricity jar 15 through the mounting panel in the side of casing 1, the tip of the piston rod of second electricity jar 15 and the side fixed connection of fixed block 14, one side screw thread rotation that casing 1 kept away from second electricity jar 15 is connected with threaded rod 9, the one end rotation of threaded rod 9 is connected with baffle 11, baffle 11 is located the inside of casing 1.
The driving assembly comprises a first electric cylinder 2, the first electric cylinder 2 is fixedly arranged at the top of the shell 1, the lower end of a piston rod of the first electric cylinder 2 penetrates through the top of the shell 1 in a sliding manner and then extends into the shell 1, the bottom of the piston rod of the first electric cylinder 2 is fixedly connected with a 20866-shaped frame 19, and the bottom of the 20866-shaped frame 19 is fixedly connected with the top of the fixing plate 18.
In order to rotate the threaded rod 9 conveniently, one end of the threaded rod 9, which is far away from the baffle 11, is fixedly connected with a handle 10, and in order to test the sealing performance of barrels with different sizes, the upper sealing plug 17 is in an inverted cone shape.
One side of casing 1 is the opening setting, and the opening side of casing 1 is provided with door plant 3, is provided with toughened glass window 4 on the door plant 3, and toughened glass window 4 is transparent setting, through setting up door plant 3, improves the security when pressure test and leakproofness are tested, through setting up transparent toughened glass window 4 for the tester can real-time understanding testing process.
In order to facilitate the operation of testers, the outside fixedly connected with control box 5 of door plant 3, the inside fixed mounting of control box 5 has the PLC controller, the surface of control box 5 is inlayed and is equipped with display screen 6, display screen 6 and PLC controller electric connection, the input of PLC controller respectively with pressure sensor 13 and pressure sensor 24 electric connection, first electric jar 2, second electric jar 15 and solenoid valve 23 all are controlled by the PLC controller, 6 touch display screens on the display screen, can observe the pressure value that current pressure sensor 24 detected and the pressure value that pressure sensor 13 detected in real time through display screen 6.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
The working principle is as follows: when the device is used, a shell barrel to be detected is placed under an upper sealing plug 17, a first electric cylinder 2 is started, a piston rod of the first electric cylinder 2 is extended, the upper sealing plug 17 is driven to move downwards, the upper sealing plug 17 is plugged into the top of the shell barrel to be detected, then a threaded rod 9 is rotated to enable a baffle plate 11 to be in contact with the surface of the shell barrel to be detected, a second electric cylinder 15 is started, the second electric cylinder 15 is enabled to drive a pressing plate 12 to be pressed on the surface of the shell barrel to be detected, the shell barrel to be detected can be limited by the pressing plate 12 matching with the baffle plate 11, then an air pump 21 is started to pressurize the interior of the shell barrel to be detected, when the internal pressure of the shell barrel to be detected reaches a standard specified value, the electromagnetic valve 23 and the air pump 21 are closed, whether a pressure value monitored by the air pressure sensor 24 is reduced or not is observed after a period of time, if no obvious change exists, the shell barrel is considered to be good in sealing performance, and if the pressure value is obviously reduced, the shell barrel is considered to be poor in sealing performance;
if the sealing performance of the shell barrel is qualified, the first electric cylinder 2 is started to enable the piston rod of the first electric cylinder 2 to retract, the upper sealing plug 17 is further pulled out of the shell barrel, then the second electric cylinder 15 is started to control the piston rod of the second electric cylinder 15 to extend, pressurization operation is carried out on the surface of the shell barrel, when the applied pressure reaches a standard specified value, the piston rod of the second electric cylinder 15 stops extending and is kept for a period of time, if the change value of the pressure sensor 13 is within a normal range, the shell barrel is considered to be qualified, and otherwise, the shell barrel is considered to be unqualified.
The first electric cylinder 2 and the second electric cylinder 15 are both electric cylinders of FXCC80L, the pressure sensor 13 is a TJH-4A spoke type pressure sensor, the air pressure sensor 24 is a PC100GPXH pressure sensor, and the wiring mode and the control principle are the same as those of the prior art and are not described again.
The foregoing description shows and describes several preferred embodiments of the present invention, but as before, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, either in the above teachings or as applied to the relevant art or knowledge. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. The shell strength detection device is characterized by comprising:
the sealing device comprises an upper sealing plug (17), wherein the top of the upper sealing plug (17) is fixedly connected with a fixing plate (18), the top of the fixing plate (18) is fixedly provided with an air pump (21), an air outlet of the air pump (21) is communicated with a connecting pipe (22), the lower end of the connecting pipe (22) penetrates through the upper sealing plug (17) from top to bottom in a sealing manner and is arranged below the upper sealing plug (17), a driving assembly for driving the upper sealing plug (17) to move up and down is arranged on the fixing plate (18), the upper sealing plug (17) is arranged inside a shell (1), and an air pressure sensor (24) and an electromagnetic valve (23) are respectively arranged on the connecting pipe (22);
a pressure detection mechanism is arranged in the shell (1), and the pressure detection mechanism is located below the upper sealing plug (17).
2. The casing strength detection apparatus according to claim 1, wherein: the driving assembly comprises a first electric cylinder (2), the first electric cylinder (2) is fixedly installed at the top of the shell (1), the lower end of a piston rod of the first electric cylinder (2) penetrates through the top of the shell (1) in a sliding mode and then extends into the shell (1), a 20866-shaped frame (19) is fixedly connected to the bottom of the piston rod of the first electric cylinder (2), and the bottom of the 20866-shaped frame (19) is fixedly connected with the top of the fixing plate (18).
3. A casing strength detecting apparatus according to claim 2, wherein: pressure detection mechanism includes pressure sensor (13), one side fixedly connected with clamp plate (12) of pressure sensor (13), clamp plate (12) are located the inside of casing (1), the opposite side fixedly connected with fixed block (14) of pressure sensor (13), there is second electric jar (15) side through mounting panel (20) fixed mounting of casing (1), the tip of the piston rod of second electric jar (15) with the side fixed connection of fixed block (14).
4. A casing strength detecting apparatus according to claim 3, wherein: one side screw thread that casing (1) kept away from second electric jar (15) rotates and is connected with threaded rod (9), the one end of threaded rod (9) is rotated and is connected with baffle (11), baffle (11) are located the inside of casing (1).
5. The casing strength detection apparatus according to claim 4, wherein: one end of the threaded rod (9) far away from the baffle (11) is fixedly connected with a handle (10).
6. A casing strength detecting apparatus according to claim 1, wherein: the upper sealing plug (17) is arranged in an inverted cone shape.
7. The casing strength detection apparatus according to claim 1, wherein: one side of casing (1) is the opening setting, the opening side of casing (1) is provided with door plant (3).
8. The casing strength detection apparatus according to claim 7, wherein: the door plate (3) is provided with a toughened glass window (4), and the toughened glass window (4) is arranged in a transparent mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221527259.8U CN218271253U (en) | 2022-06-18 | 2022-06-18 | Shell strength detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221527259.8U CN218271253U (en) | 2022-06-18 | 2022-06-18 | Shell strength detection equipment |
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| Publication Number | Publication Date |
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| CN218271253U true CN218271253U (en) | 2023-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221527259.8U Active CN218271253U (en) | 2022-06-18 | 2022-06-18 | Shell strength detection equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117146893A (en) * | 2023-08-31 | 2023-12-01 | 钧罡(宁波)金属精密部件有限公司 | Air tightness insulation detection device and detection method thereof |
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2022
- 2022-06-18 CN CN202221527259.8U patent/CN218271253U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117146893A (en) * | 2023-08-31 | 2023-12-01 | 钧罡(宁波)金属精密部件有限公司 | Air tightness insulation detection device and detection method thereof |
| CN117146893B (en) * | 2023-08-31 | 2024-05-03 | 钧罡(宁波)金属精密部件有限公司 | Air tightness insulation detection device and detection method thereof |
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